INNOV ATION is REVOLUTIONAR Y · characteristics make it the system of choice for many linear...

®

INNOVATION is REVOLUTIONARY

PRT Ring Slides and Track System

DTS Driven Track System

®

Commonn Low friction motion

n Fully adjustable

n Tolerant of debris

n Simple and effective means of lubrication

n Works in any plane

n Tolerant of misalignment

n Easy to install

Ring Slides and Segmentsn Circular motion control at

the periphery where it isneeded

n Large hollow center to accommodate other components

n Will track the curvature of cylindrical shapes

n Easy means of driving available

Track Systemsn Limitless variety of

circuits available

n Precision positioning possible

n High stability assured

n Simple alignment facility provided

HepcoMotion® PRT Ring Slides and Track System

B i s h o p - W i s e c a r v e rCorporation® has beensolving customers’ circularmotion problems for years,accumulating indispensa-ble knowledge of applica-tions and clever technicalsolutions. This knowledgecoupled with many yearsof research and develop-ment has resulted in theintroduction of a compre-hensive range of ringslides and track systemsto suit virtually everyneed. The ring slide andtrack system productscomplement our exten-sive range of linearmotion products enablingcustomers to choose BWCfor all their motion guid-ance requirements.

© Bishop-Wisecarver Corporation 2008. All rights reserved.

1

Motion Without Limits®


Ring and Track System - PRT

Introduction IFC

System Composition . . . . . . . . . . . . . . . . . . 2 - 3

Application Examples. . . . . . . . . . . . . . . . . 4 – 9

Data & Dimensions . . . . . . . . . . . . . . . . . 10 – 23

Assembled Ring System . . . . . . . . . . . . . . 10 – 11

Slide Rings and Segments . . . . . . . . . . . . 12 – 13

Bearing Assemblies . . . . . . . . . . . . . . . . . . 14 – 15

Lubricator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Fixed Center Carriage . . . . . . . . . . . . . . . . . . . . 17

Track Systems . . . . . . . . . . . . . . . . . . . . . . 18 – 19

Track System Straight Slides . . . . . . . . . . 20 – 21

Track System Curved Segments . . . . . . . . . . . 22

Bogie Carriage . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Load / LIfe Calculations . . . . . . . . . . . . . . 24-27

Track System Data/ . . . . . . . . . . . . . . . . . . . . . 28System Adjustment

Driven Track System - DTS

Introduction / System Composition . 30 - 31

Application Examples . . . . . . . . . . . . . . . 32 - 33

Data & Dimensions . . . . . . . . . . . . . . . . . 34 - 35

Selection & Specification . . . . . . . . . . . 36 - 37

Optional Equipment . . . . . . . . . . . . . . . . 38 - 39

About Bishop-Wisecarver Corporation®

Bishop-Wisecarver Corporation® is a family ownedmanufacturing company specializing in guidewheels and motion control technologies. DualVee®

was designed as a problem solver for automotive,machine tool, paper processing, textile, and generalindustrial automation applications where traditionalguidance technologies proved ineffective. DualVeeMotion Technology® (DMT) has continued to evolveinto an ideal technology for today’s cutting edgeindustries such as laboratory equipment, bio-med-ical, semiconductor, and electronics assembly.

BWC® invented the DualVee® guide wheel and hasbeen a world leader in guide wheel technology since1970. DMT integrates three main components, theDualVee® guide wheel, its mating DualVee® track withpatented mounting shoulder, and the DualVee®

support bushing. Our product line includes components,linear guides, linear systems, rotary guides and systems, and aluminum machine framing.

Actuated Linear Motion SystemsSince its introduction into the industrial equipmentmarketplace over thirty years ago, DualVee MotionTechnology® has become an industry standard linear guidance solution. The LoPro® linear motionsystem is a modular, actuated system design, avail-able in screw, belt, and chain driven configurations.Its low cost, ease of installation, and unique designcharacteristics make it the system of choice formany linear bearing applications.

Developed over 8 years ago, LoPro® belt, chain, andscrew drive systems have been implemented in virtually every industry covering a wide range ofapplications.

From factory automation projects to OEM equipmentdesigns, LoPro® linear systems offer a level of relia-bility unmatched in the industry.This is particularlytrue considering the wide range of environments inwhich it can be employed. Known primarily for it’sability to operate in harsh, contaminated environ-ments, LoPro® linear systems are just as oftenemployed in laboratory and clean room-gradeequipment designs. When reliable, smooth, lowfriction guidance is mandatory, LoPro® linear systemsperform well, even in the most challenging conditions.

Application and Design Assistance888.580.8272 925.439.8272

3D Modeling and CAD Drawingswww.bwc.com

2

Ring Systems


A useful range of nine different ring diameters comprising four different sections is available together withcorresponding bearing assemblies. 90° and 180° stock segments are available in each ring size.

Ringsn Precision ground all over for

optimum accuracy and concentricityn Hardened V faces for maximum

wear resistancen Soft center section allows customizingn Datum location faces provided both

internally and externallyn Gearcut option for ease of drivingn Through hole or tapped hole mounting

Bearing Assembly (Eccentric)n Provides simple means of adjustment

via center hexagon socket on each endn Eccentric throw is sufficient to enable

removal of ring without disassembly

Fixed Center Carriagen Low cost mounting platform for your componentsn May be used with ring, segment,

or unidirectional track system of common bend radius

n Incorporates lubricators forincreased load/life

n Accurate overallheight

n Keywaylocationfacility

n Useful fixing holes provided

Bearing Assembly (Concentric)n Two piece ground bearing with

precision clearancen Zero play when system adjustedn High rigidityn Two stud lengths available in each sizen Provides datum reference for the system

Adjustment Key and Jacking Facility

(For use with track system curved segments only)n Easy alignment to adjacent straight sliden Allows for fine tuning of positioning

Blind Hole Bearing Assembly (Eccentric)n Two screws fixing directly

onto mounting surface where access to opposite side is restricted

SSyysstteemm CCoommppoossiittiioonn

Track Systems

3© Bishop-Wisecarver Corporation 2008. All rights reserved.

Ring segments combine with straight slides to build into an almost limitless variation of either open orclosed circuits. Unidirectional or bidirectional bends can be negotiated depending upon the carriage used.Segments in all standard ring sizes are available in addition to straight slides up to 4 meters in length.

Lubricatorn Provides lubrication to the contact surfaces,

thereby increasing the load capacity and lifen Alternative screw fixing optionsn Flanged and compact versions available

Bogie Carriagen Negotiates “S” bends and differing bend radiin Large platform for mounting purposesn Adjustable axial/radial swivel bearings lubricated for lifen Accurate overall heightn Useful mounting

holes providedn Factory adjusted

to suit track system

Blind Hole Bearing Assembly (Concentric)n Screws directly into mounting

surface where access to opposite side is restricted

Straight Slidesn Precision ground on all pertinent surfacesn Hardened V faces for maximum wear resistancen Soft center section allows customizing / ease

of machinabilityn Central keyway provided for ease of location

and alignmentn Ground datum faces are provided on both sides

as alternative means of location and alignmentn Available up to 4 meters long in most sizesn Unlimited lengths can be achieved by butting

Dowel Pinsn Locates in central keyway of straight slide

providing easy method of location and alignment

Segmentsn 90° and 180° segments available from stockn Any length segment easily cut from

standard size ringsn May be used independently or as part

of a track system


4 © Bishop-Wisecarver Corporation 2008. All rights reserved.

Spray System

Spray head mounted on PRTring segment, tracks curvatureof product.

Mobile Saw for Long Tubes

Motor and saw assembly mounted oncarriage, is hand operated around 360°PRT ring slide to cut tube.

Simple Pick and Place Unit

PRT ring slide allows 360° rotation and support asnear to the load as possible. The hollow center isused for routing the services.

AApppplliiccaattiioonn EExxaammpplleess



Laser Engraver for Rotary Print Screens

Special PRT ring slide slips over screentube ensuring integrity of shape. Hingedbearing assembly bracket enables fastload and unload.

Three Axis Assembly Robot

Excellent stability and low friction rotation provided byPRT ring slide ensures smooth yet rigid movement.

Rotary Assembly Fixture

PRT ring slide allows low friction manualrotation and provides control and supportadjacent to where the load is being applied.


Body Scanner

Imaging head mounted on PRT ring slidesrotates around the patient. Smooth, silentoperation and zero play ensures highquality scans.

Laminating Machine

Carriages on upper track cooperate with carriageson the lower track to pressure laminate chemicalsensitive paper. PRT track systems permit continu-ous motion, high speed operation, and ensureprecise alignment.




Removing Flash from Molding

Carriage on track system accurately follows the profileof the product. Rigidity of the carriage assemblyensures good quality finish of the trimmed edge.

Multi-Station Assembly Machine

Carriages linked by connecting rods areindexed around rectangular path circuit.Zero play and precise positioning enableshighly accurate work to take place ateach station.


Carton Forming & Filling Line

Track system provides a simple means of trans-portation from station to station. Alternate carriages are independently driven enabling quickchangeover to different sizes by advancing onechain wheel in relation to the other. The zeroplay feature of the system ensures that thecartons are rigidly supported during theerecting, filling and closing operations.



Driving Mechanisms for Track Systems (Please refer also to other application examples)


Timing belt with pins through molded lugs(as shown) or chain with extended pins androllers (see other application examples).Important: Distance from belt or chain tocarriage connection point varies from curveto straight section. A slot must be providedto allow for this variation, plus variation dueto drive tension adjustment.

Simple link from extended chain pin tocarriage provides for one way drive only.It is recommended that chain supportrails be fitted to overcome offset load.

Carriages linked by adjustablelength connecting rods. Rollerson carriages engage with nylonscrew to provide drive.

Carriages linked by adjustable lengthconnecting rods. Pneumatic indexdrive by means of Powerslide and latchmechanism. It is recommended that car-riages be locked in position during the stationary cycle.


Assembled Ring System

The PRT Ring System may be used in either complete ring form or as segments. The carriage may be usedto run on the ring track (see below) or constructed in order to embrace the complete ring (see page 11)where the bearing assemblies may be placed internally and/or externally. In all cases either the ring or thecarriage may be the moving component. The specially developed “R” series bearing assemblies have suf-ficient adjustment to enable complete removal of the ring slide from the carriage.

1. Two lengths of stud are available for each size bearing assembly (see page 14). Choose according to your required carriage thickness.2. Offset holes in carriage for eccentric bearing assemblies necessitate adjustment rotation in direction shown.3. Standard pinions are available from most manufacturers to suit gear drive option slide rings (see page 12).4. Exact theoretical values have been given for “Q”, “R” and “S”. Positional accuracy of dimension “S” will determine the axis of the ring.

Positional accuracy for dimensions “Q” and “R” are not normally critical. Holes for bearing assemblies should be reamed to tolerance asper dimension “R” on page 17.

5. All dimensions in millimeters.

+0.13 KSlide Ring ~~ ±0.05 –0.05Ref. No. A B C D E F G H I J Max Min

R12-93 93 12 11.67 34.7 17.67 9.3 8.6 1.5 5.8 9.5 6 2.5R12-127 127 12 11.67 34.7 17.67 9.3 8.6 1.5 5.8 9.5 6 2.5R25-159 159 25 19 72.1 29 22.1 15.4 2.4 9.8 19 13 2.5R25-255 255 25 19 71.2 29 21.2 15.4 2.4 9.8 19 13 2.5R25-351 351 25 19 71.2 29 21.2 15.4 2.4 9.8 19 13 2.5R44-468 468 44 24 105.9 38 37.9 26 2.7 13.8 22 14 5.5R44-612 612 44 24 105.9 38 37.9 26 2.7 13.8 22 14 5.5R76-799 799 76 38.5 172.8 56.5 64.7 50.5 3.8 17.8 30 20 6R76-1033 1033 76 38.5 172.8 56.5 64.7 50.5 3.8 17.8 30 20 6

Notes

DDaattaa aanndd DDiimmeennssiioonnss

11

Drilling Positions (See Note 4)±0.025 ±0.2 ±0.2 ±0.2 ±0.2 Slide Ring

L M N O P Q R S T U V W X Ref. No.

7.7 6.2 55 22 40 0.9 11.9 11.0 30 11.5 6.5 12 19.6 R12-937.7 6.2 55 21 40 0.9 11.9 11.0 30 11.5 6.5 12 19.6 R12-127

12.2 10 95 43 80 1.4 24.5 23.1 50 22.5 16 18 39 R25-15912.2 10 100 42 80 1.4 24.5 23.1 50 22.5 16 18 39 R25-25512.2 10 105 42 80 1.4 24.5 23.1 50 22.5 16 18 39 R25-35115.5 12.5 145 61 115 1.8 37.8 36 60 34.5 22 25 57.3 R44-46815.5 12.5 150 60 115 1.8 37.8 36 60 34.5 22 25 57.3 R44-61224 19.5 190 96 185 3.2 62.6 59.4 89.5 57 33 38 94 R76-79924 19.5 210 96 185 3.2 62.6 59.4 89.5 57 33 38 94 R76-1033

When using rings as shown below it is recommended that two concentric bearing assemblies should beplaced 120° apart in order to provide a datum reference. The other bearing assemblies used should be theeccentric type. All eccentrics may be used where positional adjustment of the ring is required. One or morelubricators may be fitted at convenient positions to take advantage of the increased load/life afforded bylubrication (see technical section pages 24-27).

Simply list the components required and if relevant, bracket those you wish to be factory assembled.

Example: ASSEMBLED1 x R25-159-R180 . . . . . . . . . . . . . . . . . . . . . . . . . . . .180° ring Segment (see pages 12 & 13)1 x FCP-25-159 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Fixed Center Carriage (see page 17){



Ordering Details

(see page 16)

(see page 14)

(see page 14)

(see page 15)

(see page 14)


Slide Rings & Segments

“R” series slide rings are manufactured from high quality steel, zone hardened on the V edges and preci-sion ground all over with datum register faces, provided both internally and externally, for ease of location.Gear drive options are available with teeth machined into either the internal or external register face. Thenumber of teeth on the standard external option is divisible by 12 in order to provide maximum choice ofpinion size for exact ratio requirements. Customers may also choose the tapped hole option “N” whichenables the slide ring to be bolted from below.




“R” series ring segments are cut from complete 360° slide rings and held in stock in nominal 90° and 180°sections. Any length segment can be cut to meet the customer’s special order and additional holes can bedrilled as required. Although suitable for most applications, slight out of roundness and flatness may beexperienced with slide rings and segments in their free unmounted condition. This may be overcome byinstalling against a register and bolting to a flat surface.

Socket CapHead ScrewPart

±0.2 JS6 ~ ±0.025 ISO 4762Number A B C D D1 E F G H I J K L M See Note 2 N

R12-93 93 84.4 ±0.011 101.6 ±0.037REF 105.37 80.63 12 12.37 8.6 7.7 6.2 3 3.5 6x3 3.7 M3* M4x0.7

R12-127 127 118.4 ±0.011 135.2 ±0.037REF 139.37 114.63 12 12.37 8.6 7.7 6.2 3 3.5 6x3 3.7 M3* M4x0.7

R25-159 159 143.6 ±0.013 174.4 ±0.039REF 184.74 133.26 25 25.74 15.4 12.25 10 4.5 5.75 9x6 5.5 M5 M8x1.25

R25-255 255 239.6 ±0.015 270.4 ±0.041REF 280.74 229.26 25 25.74 15.4 12.25 10 4.5 5.75 9x6 5.5 M5 M8x1.25

R25-351 351 335.6 ±0.018 366.4 ±0.044REF 376.74 325.26 25 25.74 15.4 12.25 10 4.5 5.75 9x6 5.5 M5 M8x1.25

R44-468 468 442 ±0.02 494 ±0.046REF 512.74 423.26 44 44.74 26 15.5 12.5 6 7 11x7 6.8 M6 M8x1.25

R44-612 612 586 ±0.022 638 ±0.048REF 656.74 567.26 44 44.74 26 15.5 12.5 6 7 11x7 6.8 M6 M8x1.25

R76-799 799 748.5 ±0.025 849.5 ±0.051REF 875.74 722.26 76 76.74 50.5 24 19.5 9 12 20x13 14 M12 M16x2

R76-1033 1033 982.5 ±0.028 1083.5 ±0.054REF 1109.74 956.26 76 76.74 50.5 24 19.5 9 12 20x13 14 M12 M16x2

Holes Within ±0.2External Gear Internal Gear Stock Segments Number Of True Position Mass~No. of Teeth No. of Teeth (See Note 1) Of Holes Kg

Part

O P MOD (R=360˚) Q MOD (R=360˚) R˚ (R=360˚) S˚ T˚ U V (R=360 ) Number

0.2 100.8 0.4 252 85.2 0.4 213 90 180 360 8 45 22.5 16.8 1 0.16 R12-93

0.2 134.4 0.4 336 119.2 0.4 298 90 180 360 8 45 22.5 23.3 1 0.22 R12-127

0.5 172.8 0.8 216 145.6 0.8 182 90 180 360 8 45 22.5 29.4 1 0.77 R25-159

0.5 268.8 0.8 336 241.6 0.8 302 90 180 360 8 45 22.5 47.8 1 1.2 R25-255

0.5 364.8 0.8 456 337.6 0.8 422 90 180 360 12 30 15 44.4 1 1.65 R25-351

0.5 492 1.0 492 444 1.0 444 90 180 360 12 30 15 58.6 2 5.1 R44-468

0.5 636 1.0 636 588 1.0 588 90 180 360 16 22.5 11.25 57.7 2 6.7 R44-612

1.0 846 1.5 564 751.5 1.5 501 90 180 360 16 22.5 11.25 75.9 2 25 R76-799

1.0 1080 1.5 720 985.5 1.5 657 90 180 360 20 18 9 78.8 2 32 R76-1033

1. Standard ring segments will be slightly less than 90° and 180° because of the cutting allowance. Full 90° and 180° segments can be supplied to customer’s special order.

2. Socket head cap screws ISO 4762 will protrude 1mm above the surface of the R12 section slide rings. Customers requiring screws to beflush should use low head type DIN 7984, available from BWC upon request.

3. All dimensions in millimeters.

Example:Tapped hole option ‘N’Internal gear drive option ‘Q’External gear drive option ‘P’90 segment180 segmentFull 360 ring slidePart number

Notes

Example:

Tapped hole option ‘N’Internal gear drive option ‘Q’External gear drive option ‘P’90° segment180° segmentFull 360° ring slidePart number


Bearing Assemblies - Through Fixing Type (RSJ/RLJ)

Two basic bearing assembly options are available, the standard economy through fixing type whichrequires access to the retaining nut on the opposite side of the mounting plate, and the blind hole fixingtype for use where access to the opposite side is denied.The through fixing type is available in two stud lengths to cater for most applications, the short studversion being compatible with the carriage plates. All bearing assemblies incorporate high precision ballraces for durability, rigidity and friction-free running. The bearings are greased for life and are supplied dustshielded as standard or neoprene sealed upon request.Bearing assemblies are available in concentric form to provide a datum reference and in eccentric form forease of system adjustment.

For Use With RSJ RLJ RSJ RLJRing/Slide Section ±0.025Part Number

(See Note 6) A B B1 C C C1 C1

RSJ/RLJ-13-C/E / BHJ-13-C/E R-12/TNMS-12 12.7 10.1 5.46 5.8 9.5 3 6RSJ/RLJ-25-C/E / BHJ-25-C/E R-25/TNS-25 25 16.6 9 9.8 19 4 13RSJ/RLJ-34-C/E / BHJ-34-C/E R-44/TNM-44 34 21.3 11.5 13.8 22 6 14RSJ/RLJ-54-C/E / BHJ-54-C/E R-76/TNL-76 54 34.7 19 17.8 30 8 20

±0.2Q R S S1 T T1 T2 U U1 V W X Y

1.5 1.5 6.25 8 8 3.75 6.75 30 47.5 8 20 M3x0.5 5.53 2 7 8.5 12 5 10 50 72 14 32 M5x0.8 8.54 2.5 9.5 8.5 17.5 6.5 12.5 60 90.5 17 42 M6x1 108 3.5 14.5 14 23.5 10.5 18.5 89.5 133 25 62 M8x1.25 13

1. It is recommended that holes to suit bearing assembly mounting studs should be reamed to tolerance as per dimension “R” on page 17.2. Thread form is metric fine. See “F” dimension in table above.3. All RSJ/RLJ type eccentric bearing assembly fixing studs are supplied with sockets for adjustment as shown with the exception of the

RSJ/RLJ-13-E.4. Nuts and washers are supplied with both concentric and eccentric RSJ/RLJ type bearing assemblies.5. “R” Dimension is both the eccentric offset of the adjusting nut and the total adjustment available at the bearing center line for 360°

rotation of the adjusting nut.6. Each size of bearing assembly has been designed for use with a specific size of ring/slide section (see table above). However, any bearing

assembly may be used in conjunction with any ring/slide section larger than that for which it was designed if required by the application.Additionally, size 34 bearing assemblies may be used with size 25 ring/slide section and size 54 bearing assemblies may be used with size44 ring/slide section.

Notes



Bearing Assemblies - Blind Hole Fixing Type (BHJ)


Studs and fixing nuts are manufactured in 700MPa (45 ton) condition high tensile steel and are suppliedchemically blackened. Fasteners used on the eccentric version are bright zinc plated for ease ofidentification. The eccentric blind hole fixing base/bearing support is manufactured from high grade caststeel which together with the steel adjuster nut is supplied chemically blackened.Installation and adjustment of relevant bearing assemblies may be carried out using the adjusting wrench,alternatively, the socket tool with standard allen key may be used (see table below for details).

+0.00±0.025 –0.03

C2 D E F G H I J K L M M1 N O P2.5 9.65 5 M4x0.5 8 0.5 6 0.8 2 – 7 9 1.3 4 72.5 20.4 10 M8x1 14 0.5 10 1 5 3 13 17 2.0 8 135.5 27.17 12 M10x1.25 18 0.7 14 1.25 6 4 17 21 2.5 10 15.26 41.9 25 M14x1.5 28 1.6 18 1.6 8 6 22 28 4.5 14 27

Mass ~gAdjusting Socket

Z Wrench Tool RSJ-C/E RLJ-C/E BHJ-C BHJ-E8 AT12 – 8 8 7 27

10 AT25 RT8 48 51 43 10514 AT34 RT10 115 120 105 23520 AT54 RT14 415 425 390 800

Part Number

RSJ/RLJ-13-C/E / BHJ-13-C/ERSJ/RLJ-25-C/E / BHJ-25-C/ERSJ/RLJ-34-C/E / BHJ-34-C/ERSJ/RLJ-54-C/E / BHJ-54-C/E

Ordering Details

Example:Neoprene sealed bearings requiredAdjustable (eccentric) typeConcentric typeSize reference (~ ‘A’ dimension)

QuantityThrough fixing type with short studThrough fixing type with long stud

Blind hole fixing type

2 x (RSJ) - (RLJ) - (BHJ) - 25 - (C) - (E) - (NS)

Ordering Details

Example:

16

Ordering Details

Example:


Lubricator

The lubricator consists of an impact resistant polyacetal plastic molding, housing a spring loaded oilimpregnated felt wiper. It is designed to apply a constant film of oil to the working surfaces of the slidewithout imposing undue friction. The application of oil significantly increases the load/life of the system.

Part Use With Ring/ Type F Type C Number Segment Type A A1 B C D ELB-12 R/TR-12 17 7 10 13 5.2 2LB-25 R/TR-25 25 12 16.5 28 9.9 2LB-44 R/TR-44 34 17 20 38 15 2.4LB-76 R/TR-76 50 25 33.5 57 22.7 4.5

J J1 PartF G G1 H I ØxLength Screw HoleØ K L M N O Number3 6.5 12 3.1 3 2.5x5 M2.5x0.45x6 2.7 2.5 3 5.46 9 2.2 LB-126 16 18 5.5 7 3x10 M3x0.5x8 3.2 4.5 5 9 15.25 5.5 LB-258 22 25 7 11 3x16 M4x0.7x10 4.2 5.5 6.25 11.5 18.25 8 LB-44

12 33 38 10 18 3.5x22 M5x0.8x12 5.2 9 10 19 31.5 11.5 LB-76

1. 2 x “Plastite” 45 self-tapping cross recessed pan head screws conforming generally to ISO 7049 are supplied with each lubricator for fixingvia holes “J”. Additionally, 2 x cross recessed cheese head screws ~DIN 84A are supplied with flanged type lubricator for fixing via holes “J1”.

2. Replenishment of oil should be carried out via the lubrication point provided using BP Energol GHL 68 or similar 68 viscosity EP mineral oil.

Ordering Details

Example:Compact Type ‘C’Flanged Type ‘F’Part NumberQuantity

Notes



Ordering Details Example:

Simply specify the quantity and part number required.

6 x FCP-44-612

Fixed Center Carriage


The fixed center carriage is designed for use with track systems of common bend radii without “S” bendsand also for ring slide tracks and segment tracks (see note 1). The geometry has been cleverly devised toenable the carriage to traverse from straight to curve track section without the necessity for each pair ofbearings to independently follow the slide, thus enabling a low cost carriage to be produced. A smallamount of play is experienced while the bearing assemblies traverse the joint between the straight andcurve (see table on page 28) but this is not detrimental in most applications. The anodized aluminum alloycarriage plate can be manufactured to customer’s special length requirements but the bearing assemblymounting hole centers must remain as specified. Each carriage is supplied fully assembled and adjusted tosuit the accompanying slide, if required.

Use With +0.13Part Rings/Segment ±0.1 ±0.1 ±0.1 –0.05 ±0.1 ±0.1Number Type A B B1 C C1 D E F G H I J

FCP-12-93 R / TR-12-93 55 40 25 45 20 17.67 11.47 22 25.56 11.86 13.70 6.5FCP-12-127 R / TR-12-127

R / TR-25-255R / TR-25-351R / TR-44-468R / TR-44-612R / TR-76-799

R-25-15955 40 25 45 20 17.67 11.47 22 23.86 11.01 12.85 6.5

FCP-25-159 95 80 50 75 37 29 19 47.1 42.00 19.59 22.41 16FCP-25-255 100 80 50 80 36.5 29 19 46.1 43.88 20.53 23.35 16FCP-25-351 105 80 50 85 40 29 19 46.1 45.67 21.42 24.25 16FCP-44-468 145 115 75 120 65 38 25.5 71.9 75.96 36.21 39.75 22FCP-44-612 150 115 75 125 70 38 25.5 71.9 78.80 37.63 41.17 22FCP-76-799 190 185 100 160 90 56.5 37 118.7 104.60 49.12 55.48 33FCP-76-1033 R / TR-76-1033 210 185 100 180 110 56.5 37 118.7 123.51 58.57 64.94 33

+0.1 +0.025±0.1 ±0.1 –0 –0 Mass PartK L M NØ O P Q RØ S T U V W ~g Number

9.3 7.8 4.4x2.5 2.7 11.92 11.0 11x3.5 4 +0.008+0.018 1.5 4 6 M4x0.7 10.1 70 FCP-12-93

8.8 7.8 4.4x2.5 2.7 11.92 11.0 11x3.5 4 +0.008+0.018 1.5 4 6 M4x0.7 10.1 70 FCP-12-127

17.1 10.8 5.4x3.2 3.2 25.50 23.0 22x6.9 8 +0.010+0.022 2 8 10 M6x1.0 16.6 400 FCP-25-159

15.9 14 5.4x3.2 3.2 24.55 23.0 22x6.9 8 +0.010+0.022 2 8 10 M6x1.0 16.6 410 FCP-25-255

15.6 14 5.4x3.2 3.2 24.55 23.0 22x6.9 8 +0.010+0.022 2 8 10 M6x1.0 16.6 420 FCP-25-351

25.8 23 5.4x2.1 3.2 37.93 35.75 25x8.5 10 +0.010+0.022 3 10 14 M8x1.25 21.3 1000 FCP-44-468

25.5 23 5.4x2.1 3.2 37.93 35.75 25x8.5 10 +0.010+0.022 3 10 14 M8x1.25 21.3 1000 FCP-44-612

43 40 6.5x2.7 3.8 62.67 59.25 32x11.5 14 +0.015+0.027 4 10 18 M10x1.5 34.7 3300 FCP-76-799

43 40 6.5x2.7 3.8 62.67 59.25 32x11.5 14 +0.015+0.027 4 10 18 M10x1.5 34.7 3400 FCP-76-1033

1. Fixed center carriage FCP-25-159 cannot be used with a track system.2. Offset holes in carriage for eccentric bearing assemblies necessitate adjustment rotation in the direction shown.

Notes

Ordering Details

Example:


Track Systems

PRT track systems provide a unique method of achieving an almost limitless variation of controlled routing.Any number of carriages can be accommodated, either the fixed center economy type which is suitable forunidirectional bends of the same radius or the bogie type which enables “S” bends of varying radii to benegotiated and provides a large platform for mounting purposes. Various drive possibilities exist, some ofwhich are illustrated in the applications section on pages 6-9. The relevant dimensions of individual tracksystem slides are held on record to enable spares and replacements to be supplied.

Installation ProcedurePRT track systems are supplied in separate sections, ready for installation marked with a system referencenumber and individual sequence number (see ordering details page 19). It is recommended that tracksystem slides should be assembled and clamped in position as a complete circuit prior to drilling throughall holes and bolting down the straight slides. Final adjustment of the joints should be carried out using thekeyway alignment facility provided, ensuring that both jacking screws are subsequently locked and allcurved segment fixing screws are tightened. A final stoning of the V faces is necessary to ensure smoothtravel across the joints.

(see page 17)

(see page 21)

(see page 22)


Simply list the curved segment and straight slide part numbers in sequential order in a clockwise direction (see arrows in illustrations),starting at any point according to preference. Viewing plan elevation as per illustrations and travelling clockwise around the circuit,curved segments should be designated suffix “C” for clockwise bend and suffix “A” for counterclockwise bend. The final item shouldindicate the quantity and part number of the carriages required.Example:

Track system straight slide (pages 20-21)Clockwise curved segment (page 22)Track system straight slide (pages 20-21)Clockwise curved segment (page 22)Fixed center carriage (page 17)

(1) TNM-44-B1020- 2 x AK(2) TR-44-468-R180/C(3) TNM-44-B1020- 2 x AK(4) TR-44-468-R180/C 6 x FCP-44

1 x:

Notes

1. With the fixed center carriage a small amount of play is experienced as each pair of opposing bearing assemblies traverses the join betweenstraight and curve. This is not normally detrimental in most applications. The maximum play acting in the direction of the arrows is given inthe table on page 28.

2. Due to the cutting procedure, 90° and 180° curved segments are supplied slightly shorter than their theoretical length (see page 22). Thisis not detrimental to the smoothness of travel across the joint, provided installation has been carried out according to procedure (see page18).



Ordering Details

Example:

(see page 23)

(see page 22)

(see page 20-21)


Track System Straight Slides

PRT track system straight slides are modified straight slides from HepcoMotion’s highly acclaimedGeneration II slide system, available from Bishop-Wisecarver, for which there is a separate catalog. Theslides are manufactured from quality high carbon steel, zone hardened on the V edges, then precisionground on the critical V faces, register width and mounting face. Additional holes or machining may beimplemented in the soft center portion of the slide if required. Standard lengths are available up to 4020mm(1020mm in the TNMS-12 section) and unlimited lengths can be achieved by butting matched slides togeth-er.

+0 Socket Head +0.05Part ~ –0.2 Cap Screw –0.00 ±0.025Number A A1* BMAX C D E F ISO 4762 G H H1 I J

TNMS-12 12 1020 15 45 6x3 3.5 M3 3 4 1.8 8.5 1.7

TNS-25 25 25.74

12.37

4020 30 90 10x5 5.5 M5 4.5 6 2.5 15 2.5

TNM-44 44 44.74 4020 30 90 11x6 7 M6 6 8 3 26 2.5

TNL-76 76 76.74 4020 30 180 20x12 14 M12 9 15 5 50 5

1. Standard slide lengths are available in multiples of hole pitch “D” + (2 x “C”) up to a maximum length per “B” dimension in the table above.Special length slides can be cut to order.

2. Adjustment keys are required at every join between straight slide and curved slide. Please order accordingly (see ordering details). Pleasenote that Q dimension for the TNMS-12 slide is stepped one end to fit keyway “H”.

3. Please note that dowel pins for the TNMS-12 slide are not stepped.4. Slides in their free unmounted state are not necessarily straight. They should be set to the required straightness when bolting down to the

mounting surface at assembly.5. Dimensions “A1” and “K” will be matched with corresponding dimensions “F” and “I” page 12, for track system requirements.

Notes

*See Note 5




See +0.0Note 5 m6 –0.3 K6 Mass Part

K L MØ N OØ P Q R S T U ~g/100mm Number

6.2 0.2 4+0.012+0.004

+0.002–0.006 3 44 TNMS-12

10 0.3 6 +0.012+0.004 2.25 4

– 4

+0.002–0.006 6 6 32 7

6.75 2 16 4

6 2.2

1.5

140 TNS-25

12.5 0.3 8 +0.015+0.006 2.75 6 +0.002

–0.006 8 8 33 8 7 2.7 330 TNM-44

19.5 0.3 15 +0.018+0.007 4.75 10 +0.002

–0.007 15 15 32 10 11 4.5 1000 TNL-76

All track system straight slides are ground square on the ends and marked with a reference number andsequence number for installation and replacement purposes (see pages 18 & 19). Opposing slides within atrack system are ground to identical lengths. Adjustment keys are available to facilitate alignment withadjacent curved segments (see page 22). Dowel pins positioned at regular intervals along the slide keywayprovide a convenient means of location and alignment. Alternatively, the ground datum faces of the slidemay be set against a machined register in the mounting surface (see note 4).

Ordering Details

Example:16 x Dowel pins required1 x adjustment key required2 x adjustment keys requiredLength of slide ‘B’ = 1500mmPart number

Ordering Details

Example:

22

Ordering Details Example:

Tapped hole option ‘N’ (see page 12)180˚ segment90˚ segmentPart number


Track System Curved Segments

PRT track system curved segments are modified from stock 90° and 180° slide ring segments (see pages 12and 13 for dimensions and details). The segment ends are ground square to a specified dimension relativeto the true shape of the segment and a clearance keyway and tapped hole facility are incorporated ontoeach end to provide a method of alignment when assembled together with the mating key of the tracksystem straight slide (see page 21). An additional fixing hole is provided adjacent to the keyway at eachend to give extra support at the joint position for all segments except TR12-93 and TR12-127. All tracksystem curved segments are marked with a reference number and sequence number (see pages 18 & 19).

Part ~ ±0.2

Number A B C D E F G H I J R TR12-93 93 12 4.25 – 1.5 2.5 2 3.25 1.75 M2.5x3 90 180TR12-127 127 12 4.25 – 1.5 2.5 2 3.25 1.75 M2.5x3 90 180TR25-159 159 25 7 18 1.5 7 5 6.5 3 M4x4 90 180TR25-255 255 25 7 20 1.5 7 5 6.5 3 M4x4 90 180TR25-351 351 25 7 20 1.5 7 5 6.5 3 M4x4 90 180TR44-468 468 44 8 25 2.5 10 6 7.5 4 M5x6 90 180TR44-612 612 44 8 25 2.5 10 6 7.5 4 M5x6 90 180TR76-799 799 76 10 30 2.5 18 7 11.5 6 M8x16 90 180TR76-1033 1033 76 10 30 2.5 18 7 11.5 6 M8x16 90 180

FOR ALL OTHER DETAILS & DIMENSIONS SEE PAGES 12 & 13

Ordering Details

Example:



Bogie Carriage


The bogie carriage is designed for use with track systems where “S” bends or bends of varying radii areto be negotiated, or where increased stability due to wide spacing of the bearing assemblies is required. Eachbogie swivels on a unique self-lubricating axial/radial bearing with adjustable preload facility, enabling itto follow exactly the path of the slideway at all times. The bogie and carriage plate are manufactured inanodized aluminum alloy and the complete carriage is supplied fully assembled and adjusted to suit theaccompanying slide. Special size carriages are available upon request.

Use WithPartTrack System ±0.1 ±0.1 ±0.1 Adjustment Mass

Number (Segment Type) A B C D E F G H I J K L M N O P Brace ~kg

BCP-12 TR-12 65 40 26.4 28 22 30 25 30 M4x0.7 16 36 10 16.3 21.8 28 7.5 AB-12 0.13

BCP-25 TR-25 130 80 42.1 44.5 46.1 75 45 60 M6x1 32 75 15 25.5 34.5 48 9 AB-25 0.8

BCP-44 TR-44 175 115 53.8 56.5 71.9 100 62.5 85 M8x1.25 38 105 18 32.5 44 68 10.5 AB-44 2.1

BCP-76 TR-76 240 185 77.2 81 118.7 130 87.5 125 M10x1.5 50 170 24 42.5 61.5 100 13.5 AB-76 6.3

Adjustment Procedurea) The preload of the bogie swivel bearings is factory adjusted. However, should it become necessary to readjust, tighten the preload adjusting

screws evenly until all play is removed while still allowing freedom of rotation of the bogie. A suitable thread locking compound (Loctite 242or equivalent) must be used when resetting the preload adjusting screws.

b) The bearing assemblies are factory adjusted to suit the accompanying slide system. However, should it become necessary to readjust, thecarriage must first be removed from the bogies by undoing the fixing screws, then the bogies connected together using the adjustment brace(see table above). The exposed bearing assembly fixing nuts may then be slackened and adjustment effected by rotating the eccentric indirection of arrow shown in accordance with the system adjustment procedure (see page 28). Bearing assembly adjusting tools are avail-able and are illustrated on page 14.

Ordering Details

Example: Bogie carriageAdjustment brace

8 x BCP-761 x AB-76

Simply specify the quantity and part numbers required.Ordering Details

Example: Simply specify the quantity and part numbers required.

(see page 14)

(see page 14)


Load Capacity and Life Expectancy

The load capacity and life expectancy of PRT ring, segment, and track systems will be determined by severalfactors. These are the size of the ring and the size and number of bearing assemblies used, the presence oflubrication, the magnitude and direction of loads, the speed of operation (see note 2, page 25), and thelength of the path traversed (see note 3, page 25).It is usual to run systems with less than the maximum load to prolong the life, which can be calculatedusing the data and formulae in this section. For calculation purposes, ring slide and track systems fall intotwo categories, those in which a carriage runs on a ring segment or track, and those in which a ring rotates,captivated by a number of bearing assemblies (or a similar arrangement where the ring is stationary andthe bearing assemblies and load rotate).Wherever possible, PRT ring and track systems should be lubricated using lubricators (see page 16). Suchlubrication will greatly increase the load capacity and extend the life of the system (see tables on pages 24& 25 and nomograms on pages 25 & 26).

Maximum Lubricated Load Capacity Maximum Unlubricated Load CapacityDirect Loads (N) Moment Loads (Nm) Direct Loads (N) Moment Loads (Nm)Carriage

L1 L2 M MV MS L1 L2 M MV MS

FCP-12-93 120 120 1.25 1.25 0.6 80 80 0.8 0.8 0.4FCP-12-127 120 120 1.2 1.2 0.6 80 80 0.8 0.8 0.4BCP-12 120 120 1.7* 1.7* 0.6 80 80 1.2* 1.2* 0.4FCP-25-159 800 800 16 16 9 300 300 6 6 3.5FCP-25-255 800 800 15 15 9 300 300 6 6 3.5FCP-25-351 800 800 17 17 9 300 300 7 7 3.5BCP-25 800 800 27* 27* 9 300 300 10* 10* 3.5FCP-44-468 1600 1600 57 57 35 600 600 22 22 14FCP-44-612 1600 1600 65 65 35 600 600 24 24 14BCP-44 1600 1600 75* 75* 35 600 600 28* 28* 14FCP-76-799 3800 3800 165 165 140 1400 1400 62 62 55FCP-76-1033 3800 3800 210 210 140 1400 1400 81 81 55BCP-76 3800 3800 220* 220* 140 1400 1400 86* 86* 55

To calculate the life of a system using a standard carriage, first obtain the load factor LF by entering the valuesfor L1, L2, M, MV and MS in respect of the proposed duty into equation [1] below, together with the maximumload capacities from the table above.

The life for the system can be read from the nomogram on page 25 (for lubricated systems) or on page 26(for systems running dry) by taking the life figure on the lower scale opposite the calculated value for LFon the upper scale (see examples, pages 26 & 27).

[1] LF = + + + +M MV MS L1 L2

M(max) MV(max) MS(max) L1(max) L2(max)

1. If using a bogie type carriage which differs from the standard length, then M and MV moment load capacities will increase pro rata with theincrease in the distance between the bogie swivel centers (see dimension “F” on page 23).

2. When calculating L2 and MS, the centrifugal force must be included, which acts radially outwards from the center of mass (COM) of themoving object. Its magnitude is F=DV2/R where V is the velocity of the COM in m/s, R is the distance of the COM from the ring axis in mand D is the mass in kg. F is in N (newtons).

Notes

Systems with Carriages on Rings, Segments and TracksWhen calculating the life, the loading on the system should beresolved into the direct load components L1 and L2 and the momentload components M, MV and MS (see adjacent diagram and referalso to note 2).

LLooaadd//LLiiffee CCaallccuullaattiioonnss


Systems with Rings Rotating Within Enclosing Bearing Assemblies


In those duties having a complete ring which rotates in anumber of encircling bearing assemblies, it is usual toequally space the bearing assemblies around the ring (seenote 1). When calculating the life, the loading on thesystem should be resolved into the direct load componentsLA and LR and the moment load component M (seeadjacent diagram and refer also to note 2 on page 24).

Maximum Lubricated Maximum UnlubricatedLoad Capacity Load Capacity

BearingAssembly

Size

Used With Ring Part Number

Number of Bearing Assemblies

Equally Spaced LA (N) LR (N) M (Nm) LA (N) LR (N) M (Nm) 3 90 52 18xØc* 60 34 13xØc*4 113 60 22.5xØc* 75 40 16xØc*RSJ/BHJ-13

R12-93R12-127

Each Additional 1 23 15 4.5xØc* 5 3 1.2xØc*3 600 350 150xØc* 230 125 55xØc*4 750 400 187xØc* 285 150 69xØc*RSJ/BHJ-25

R25-159R25-255R25-351 Each Additional 1 150 100 37xØc* 18 12 5xØc*

3 1200 700 300xØc* 460 255 110xØc*4 1500 800 375xØc* 575 300 138xØc*RSJ/BHJ-34

R44-468R44-612

Each Additional 1 300 200 75xØc* 38 24 27xØc*3 2850 1650 750xØc* 1050 600 260xØc*4 3600 1900 875xØc* 1300 700 325xØc*RSJ/BHJ-54

R76-799R76-1033

Each Additional 1 700 470 175xØc* 75 50 18xØc**See Note 4 *See Note 4

To calculate the life of this type of system, first obtain a value for the load factor LF by entering the valuesfor LA, LR, and M in respect of the proposed duty, into equation 2 below, together with the maximum loadcapacities from the table above.

The life for the system can be read from the nomogram below (for lubricated systems) or on page 26 (forsystems running dry) by taking the life figure on the lower scale opposite the appropriate value for LF onthe upper scale (see example, page 26).

[2] LF = + + See note 2 on page 24M LA LR M(max) LA(max) LR(max)

1. In certain applications in which the bearing assemblies rotate with the load, and this has large LR or M components, it may be beneficial tospace the bearing assemblies unequally around the ring. Consult BWC for details.

2. SPEED OF OPERATION. PRT ring, segment and track systems are rated for speeds of 1m/s without lubrication or 1.5m/s when lubricated.Greater speeds may be tolerated at reduced loads. Consult BWC for details.

3. SHORT STROKE OPERATION. The life of PRT ring, segment and track systems will be reduced when the length of the path traversed ineach cycle is very short. For path lengths below 0.2m, the life will reduce pro-rata with the path length, e.g., a system with a 0.08m strokewill have its life reduced by a factor of 0.08m ÷ 0.2 = 0.4 compared to that calculated from the appropriate nomogram.

4. Øc is the contact diameter, i.e. the diameter of the circle which passes through the points of contact between bearing assemblies and thering. This will be equal to the P.C.D. of the ring ± 9, 20, 37 & 64mm for the 12, 25, 44 & 76 sections respectively (depending on whetherthe bearing assemblies are running on the outside or inside of the ring).

Load/Life Nomogram for Lubricated Systems

Notes

Load/Life Nomogram for Lubricated Systems

26

Example 1A track system consists of: 1 x TR44-468-R180/C; 1 x TNM-44-B870 - 2xAK; 1 x TR44-468-R180/C; 1 x TNM-44-B870- 2xAK; 1 x FCP-44-468. The carriage carries a dead weight such that the mass of the load and the carriagetogether is a total of 40kg whose center of mass is over the middle of the carriage. The center of mass is80mm above the slide V’s. The speed of operation is 0.7m/sand the system is lubricated with lubricators which are sup-plied as part of the fixed center carriage.L1 = 40kg x 9.81m/s2 (g) = 392.4NL2 (centrifugal force see note on page 22 = DV2/R)L2 = 40kg x (0.7m/s)2 ÷ 0.234m = 83.7NMS = L2 x 0.08m = 83.7N x 0.08m = 6.7NmMV = M = 0

Example 2

Load /Life Nomogram for Unlubricated Systems


Load/Life Calculation Examples

LF = +M

M(max)

MVMV(max)

+ + = 0.49057

057+

MSMS(max)

+L1

L1(max)+ =

L2L2(max)

+392.41600

6.735 +

83.71600

An antenna is mounted on a R25-351-360 ring which rotates in 6 x RLJ-25bearing assemblies. The system is lubricated with 5 x LB-25 lubricators. Theantenna rotates once per second and the mass of the rotating assembly (whichincludes the ring, platform and the antenna) is 8kg. The center of mass of theassembly is 100mm from the axis of the ring, and 150mm above the ring V’s.The system is required to work on average 36 hours per week.

LA = 8kg x 9.81m/s2 (g) = 78.5NSpeed of the center of mass:

1 rev/s = 2 x π x 0.10m x 1 = 0.63m/sLR = DV2/R = 8kg x (0.63m/s)2 ÷ 0.10m = 31.8NM = LR x h = 31.8N x 0.15m = 4.77NmFrom the table on page 27 we find that M(max) =

(187 + 2 x 37) x Øc = 261 x (0.351 + 0.020) = 96.8Nm.LA(max) = 750 + 2 x 150 = 1050N; LR(max) = 400 + 2 x 100 = 600N.

The value of 0.49 for the life factor LF can then be entered into the nomogram for lubricated systems toobtain the linear life. Reading from the nomogram on page 25 we see that the life corresponding to an LFvalue of 0.49 is 2,900km.

Reading from the nomogram on page 25 we see that the life corresponding to an LF value of 0.177 is 39000km.1 revolution = .351 x π = 1.1m. Each week the system runs for 3600 revs/hour x 36 hours = 143km.

System life = 39000 ÷ 143 = 273 weeks = 5.25 years

LF = +M

M(max)

LALA(max)

= 0.177+LR

LR(max)= +

78.51050

4.7796.8 +

31.8600

Load/Life Nomogram for Unlubricated Systems

LLooaadd//LLiiffee CCaallccuullaattiioonnss

Example 3A feeding mechanism incorporates an R44-612-R90 slide ring segment andFCP-44-612 fixed center carriage. This mechanism has a paddle whichpushes components onto a conveyor via a curved path. The pusher ispowered by a rotary actuator which engages on a pin on the center of thecarriage plate, 70mm above the center line of the V’s. The mass of thecarriage assembly is 10kg and the center of mass is 70mm from the systemcenter. When the mechanism is pushing products onto the conveyor, thepushing force FP is 200N which acts 100mm from the center of the systemand at a height of 60mm from the center line of the V’s. The length of travel is 150mm and the system is lubricatedby lubricators supplied with the fixed center carriage.The application is slow speed and low acceleration, so centrifugal and inertial forces can be ignored for the calculation.L1 = 10kg x 9.81m/s2 (g) = 98.1N L2 = 0Reaction force on carriage pin = FP x mechanical advantage = FP x [(306 + 100) ÷ 306] = 200 x 1.327 = 265NM = 265N x 0.07m – 200N x 0.06m = 6.55NmMV = 200N x 0.1m = 20NmMS = 98.1N x 0.07m = 6.87Nm



LF = +M

M(max)

MVMV(max)

+ + = 0.672065

6.5565+

MSMS(max)

+L1

L1(max)+ =

L2L2(max)

+98.11600

6.8735 +

01600

Example 4A textile cutting machineuses a PRT track systemconsisting of 1 x TR76-799-R180/C; 1 x TNL-76-B2040 –2xAK; 1 x TR76-799-R180/C; 1 x TNL-76-B2040 – 2xAK; 1 x FCP-76-799. Thecarriage carries a knife which experiences a resistance force of 200N at a distance of 100mm from the system center, and the blade is offset by 60mm from the centerline of the V’s.The carriage is driven by a timing belt whichengages a pin in a yoke on the side of the carriage. The line of the force is offset by 110mm from the system cen-ter. The carriage and knife assembly weighs 15kg and travels at 1 m/s. The knife only cuts while the carriage is onthe lower of the two straight portions of the track. This system is lubricated.On lower straight section:

L1 = 0 L2 = 15kg x 9.81m/s2 = 147.2N Cutting force = Driving forceM = 200N x 0.06m – 200N x 0.025m = 7Nm MV = 200N x 0.10m + 200N x 0.11m = 42Nm MS = 147.2N x 0.04m = 5.9Nm

LF = +M

M(max)

MVMV(max)

+ + = 0.3842165

7165+

MSMS(max)

+L1

L1(max)+ =

L2L2(max)

+0

38005.9140 +

147.23800

The corresponding life figure from the lubricated nomogram on page 25 is 6000km.On the curved sections there is no cutting force and the driving force will be small, but there will be a centrifugalforce = DV2/R = 15kg x 12/0.3995 = 37.5N plus the weight of the carriage. On the top straight section there is onlythe weight of the carriage acting. The worst case loading anywhere in the system other than on the lower straightportion occurs on the bottom of the curved sections where the various load components are as follows:

L1 = 0 L2 = 15kg x 9.81m/s2 + 37.5N = 185N M = 0MV = 0 MS = 185 x 0.04m = 7.4Nm

From these figures, a life factor of 0.10 can be calculated, as above. This life factor corresponds to a linear life of140,000km. Because the life calculations show that the expected life on the section where the cutting is done is 23times shorter than on the return section of the track, the wear on the return section can be ignored for the purposesof this approximate life prediction. On this basis the system will last for 6000km ÷ 2040mm = 2.9 million circuits of the track.

NotesIn applications where a ring slide or track system experiences a range of loads within a cycle which all significantly contribute to the wear,an appropriate allowance should be made. Calculations for such duties fall outside the scope of this catalog. Consult BWC for details.

Reading from the nomogram on page 25 we see that the linear life corresponding to an LF value of 0.67 is1200km, however, due to the short stroke the system should be derated by applying the short stroke correction(see note 3 on page 25). The life from the nomogram must therefore be multiplied by 0.15 ÷ 0.2 = 0.75. The cor-rect linear life of the system thus calculated is 1200 x 0.75 = 900km or 6 million strokes.

28

System AdjustmentTo obtain the best performance from a PRT ring, segmentor track system, care should be taken to ensure that it iscorrectly assembled and adjusted.The bearing assemblies should be assembled onto thecarriage or base plate and the securing nuts of theconcentric bearing assemblies should be fully tightened.The eccentric bearing assemblies should be rotated totheir outermost positions using the adjusting wrench (seepage 15) in order for the carriage to be installed directlyonto the track, or for the slide ring to be installed withinits encircling bearing assemblies.The eccentric bearing assembly fixing nuts should then be semi-tightened and the hexagon flanges rotateduntil the bearing assemblies captivate the track or slide ring with minimal preload. (In the case of a carriagerunning on a track, it is important that the eccentric bearing assemblies be rotated in the direction of thearrows in the illustration.)The correct condition of adjustment should be assessed by rotating the bearings of each bearing assemblyby means of holding them between forefinger and thumb while preventing the ring or carriage from movingsuch that the bearings skid against the slide. A uniform degree of resistance should be felt, but the bearingsshould be able to be rotated without difficulty.Once adjusted in this manner, the eccentric bearing assembly fixing nut should be fully tightened, usingthe adjusting wrench to prevent further rotation of the bearing assembly. A further check should be madeto ensure the correct condition of adjustment.It should be noted that the load/life calculations assume a light preload as is described above. Systemswhich are preloaded more heavily than this will suffer a reduction in the life as compared with thatpredicted by the calculations.In some circumstances, it may be difficult to gain access to the hexagonal flange for the purposes of systemadjustment. In these situations it is possible to adjust by rotating the eccentric bearing assembly using anallen key located in the hexagonal socket in the end of the stud, and to tighten the securing nut at the sametime using the socket tool (see pages 14 & 15). Due to the reduced control associated with this method, itis only recommended when the adjusting wrench method above is not possible.When adjusting fixed center carriages, the lubricators should first be removed in order to gain access.When adjusting bogie carriages, the steps outlined in the adjustment procedure on page 23 should also be observed.In cases where an assembled system is supplied, the carriages will be supplied already adjusted.


Fixed Center Carriage Play At Straight/Curve Transition Zones (see page 18)

PRT fixed center carriages are designed to have the same fit on both straight slides and curved segmentsof the radius for which they are specified. When the carriage traverses the joint between these two components, a small clearance will appear between the female V’s of the bearing assemblies and the maleV’s of the straight and curved slides. The amount of this clearance is given in the table below.

CARRIAGETYPE

MAXIMUMCLEARANCE

FCP25-159

Not for use withTrack Systems

FCP12-93

0.18

FCP12-127

0.08

FCP25-255

0.18

FCP25-351

0.09

FCP44-468

0.21

FCP44-612

0.21

FCP76-799

0.13

FCP76-1033

0.19

The figures given in the table above are the theoretical clearance (in mm). In those applications which preloadthe bearing assemblies against the slides, not all of this clearance will appear as play, but as a slight reductionin the preloading of the system. In these instances the carriage will have a freer movement as it goesbetween straight and curved section than it does when it is entirely on the straight or curved sections.In most duties this momentary loosening of the carriage is unimportant. However, in some applications itmay be undesirable. In such cases, customers should consider using the bogie type carriage (see page 23)which does not develop clearance in the same way when traversing from straight to curved sections.

TTrraacckk SSyysstteemm DDaattaa//SSyysstteemm AAddjjuussttmmeenntt


High Tensile Strength 10mm Pitch Timing Beltwith drive profiles attached to the belt at thedesired spacing, transmits power to the carriages.

Track Sizes* provided for the DTS are: 25 mmtrack width with 351 diameter segments Ref.DTS25-351 and 44 mm track width with 612diameter segments Ref. DTS44-612.

Carriages of the “fixed center” type* are usedon the DTS pitched at 10 mm increments froma minimum of: 110 mm on the 25-351 size system,160 mm on the 44-612 size system.

Carriage Locking System (optional withintermittent motion) - Aligns specific carriagesto a repeatable position anywhere along anystraight section of the circuit to +/-0.05 mm.

The slight compliance of the belt allows eachcarriage to be guided to its exact stop positionby cam roller.

Individual or multiple locking devices can beoperated by a single air cylinder (air serviceunit, valves and restrictors not provided). Thestationary position of each individual carriagecan be adjusted to precise requirements bysimply unclamping and moving the lockingarm. Complete repositioning of carriages canalso be achieved.

Complementary to the HepcoMotion Ring Slides & TrackSystem* from Bishop-Wisecarver, the DTS is an easily-assem-bled unit providing a facility to drive carriages around a trackcircuit under either continuous or intermittent motion. At alltimes the carriages are rigidly guided along the precision trackand can thus maintain accurate alignment and resist deflectionfrom external loads.

The carriages are usually positioned at equal pitches as specified by the customer and are connected to a highstrength timing belt.

Aware that customer's integrated equipment could be damaged in the event of a jam, a Trip Latch mechanism allowseach carriage to disengage from the drive belt if motion isimpeded.

The DTS has been designed with no protrusions above thelevel of the carriage mounting surface to enable customer'sfixtures or components to overhang the carriages if required,and also to allow clear access for loading purposes. Thedesign allows plenty of space for the accommodation of otherequipment including effective guarding of the mechanism.

The DTS is supplied by BWC as a complete unit, ready to beincorporated into the customer's machine or framework. It iscompatible with MCS Machine Construction System** andcan therefore be supplied as a free-standing unit if required.

The system is available with either an AC Geared Motor or aGearbox with an IEC flange suitable for many motor choices.A plain output shaft is also available to enable customers toattach indexing units or other drive sources.

The DTS comes in two basic sizes incorporating Track Systemsizes 25 and 44 (see Ring and Track System section of catalog for details). Each size of DTS is available in either:

Oval circuit format

or

Rectangular circuit format

The lower cost oval circuit is of fixed width, while the rectangular circuit may be ordered to any width above the minimum prescribed.Both types of circuit can be ordered to any length above theminimum prescribed. (See dimensions W and L pages 34 & 35).

Applications utilizing intermittent motion will benefit from theCarriage Locking System which can be provided along anystraight section of the circuit to precisely position and lock therequired number of carriages at their stationary positions.Customers can therefore rely on precise location of their components while other operations take place.* Ref. Ring and Track System section of this catalog **Ref. BWC catalog: “MCS Machine Construction System”

HepcoMotion® DTS Driven Track System



Sensor Mounting Brackets (optional) -can be positioned anywhere along astraight section and are available fromBWC to suit M8 threaded proximityswitches (not supplied).

Intermittent motion will normally requirePLC control via outputs from proximitysensors at the stop positions. Proximitysensors are also necessary to warn ofcarriage disengagement when using therecommended Trip Latch carriage/beltconnection system.

The carriage locking cam houses theactuator for the proximity switches. If theCarriage Locking System is not required,dedicated proximity switch actuatorsmay need to be specified (see page 39).

Support Beams - form the framework of the DTSand are comprised of a special high precisionaluminum extrusion to support the straight sectionsof the track. The support beam is compatible withthe MCS Machine Construction System**.

The beams feature T slots to accept a variety of fasteners available for attaching customer's compo-nents. A plastic cover strip is available to close offthe T slots and provide a routing for wiring.

Large DTS units will incorporate aluminum profile cross members for strength and for easeof attachment to customer's equipment.

End Plates - support thepulley bearing unitsand ring segments of thetrack and connect to thesupport beams. They areconstructed in aluminumto minimize weight.

Trip Latches - transmit the drive from the belt to thecarriages and can be set to trip out of engagement atany force up to 60N thus protecting customer's inte-grated equipment. When disengaged, the trip armsclear the belt and remain in their retracted positionsuntil manually re-engaged.

Customers requiring early warning of a disengagedcarriage should fit proximity sensors at frequentpositions around the circuit.

Customers are advised to choose the standard TripLatch safety system, where loads permit. Lower costfixed belt/carriage connectors are also available.

Pulley Bearing Units - with sealed bearing cartridges can be adjusted to provide tension forthe belt. The bearings are “greased for life”. Anyone of the pulley bearing units may be specifiedas the drive unit, which will then incorporate a 25 mm diameter plain shaft extension for motormounting or for the attachment of other powersources. More than one drive unit per systemmay be specified. Drive pulleys have teeth, idlerpulleys are plain.

The drive motor may be selected from a rangeof compatible AC Geared Motors supplied byBWC. Alternatively, customers may choose froma range of gearboxes with IEC flanges suitablefor connection to other motors (see page 37).


Continuous Motion: Due to the predictable path and high stiffness of theDTS, it is possible to perform accurate tasks on the move in precise registra-tion with other mechanisms. Performing tasks on the move enables slowprocesses to be carried out at a fast rate.Work can be carried out on the periphery of a product by designing the circuit to mimic the product shape. The DTS is therefore the ideal choice forapplications such as:

High Speed: LETTER SORTING LABELING LAMINATINGDEVELOPING PRINTING GLASS CUTTINGADHESIVE APPLICATION PACKAGING PAINT SPRAYING

Intermittent Motion: Where reliable positioning of a product is requiredwith stability for operations to take place during the stationary or movingcycle, the DTS is the obvious choice in preference to friction driven palletsystems which are slow and complex.

A great advantage of the DTS is its ability to be programmed to stop at anyposition or number of positions around the circuit. Typical applications forintermittent DTS systems are:

Fast Action: TOOL CHANGERS ASSEMBLY SYSTEMSCOMPONENT PICKING TEST & INSPECTION SYSTEMSMEDICAL DOSING WIRE FEEDINGCOLLATION SYSTEMS



Typical Applications


Optical Lens Assemblyn Lenses are loaded by pick and place units onto clamp fixtures mounted on each carriage.n The top carriages are accurately located using the Carriage Locking System.n Optical adhesive is applied between the lenses, which then pass through an ultra violet light box

to activate the hardener.n The lenses are finally inspected for optical clarity and then released onto an accept or reject

conveyor. On the return, the empty fixtures are brushed clean.n The vertical orientation of the system allows excess adhesive to drip onto a collector and lenses

to be ejected from the system by gravity thus avoiding the cost of further pick and place units.


411

10 29

10

60 20 10119

198.5

351

Belt adjustmenton all pulleys

Section X – X

SpacerSpacer

Drive Shaft

156.5

28.5

244

175.5

205.5

Rect

angu

lar c

ircui

t W m

in =

250

Ova

l circ

uit L

min

= 2

50

120

X

X

4 X M8 mounting holes

Idler ShaftCarriage spacing 160 min

48

392336

306

10

128

1438

80

115

197

Rect

angu

lar c

ircui

t W m

in =

450

Ova

l circ

uit L

min

= 4

50

672

612Y

105

Carriage spacing 110 min


Section Y – Y

9

Pulley - 132 tooth AT10Circumference = 1320mm


41.5

DTS – 44 – 612DTS – 25 – 351

150

125

85




411

10 29

10

60 20 10119

198.5

351

Belt adjustmenton all pulleys

Section X – X

SpacerSpacer

Drive Shaft

156.5

28.5

244

175.5

205.5

Rect

angu

lar c

ircui

t W m

in =

250

Ova

l circ

uit L

min

= 2

50

120

X

X


Idler ShaftCarriage spacing 160 min

48

392336

306

10

128

1438

80

115

197

Rect

angu

lar c

ircui

t W m

in =

450

Ova

l circ

uit L

min

= 4

50

672

612Y

105

Carriage spacing 110 min


Section Y – Y

9



41.5

DTS – 44 – 612DTS – 25 – 351

150

125

85

36

Specifying system parameters

1 Specify dynamic parametersCarriage load. External forces. Full velocity profile includingaccelerations, dwells, speeds, duty cycle and required life.

2 Make an initial selectionConsider the physical size and weight of the component to becarried and make an initial selection of system size.

Parts mounted to the carriage can overhang the sides as thedesign allows clearance.

As a guide to weights a size 25 carriage would typically be usedup to 20 kg with 40 kg being usual for size 44.

Both systems can carry higher loads than this (see Ring Slidesand Track System section, page 24) and static loads of 200 and400kg respectively are possible.

3 Calculate the carriage static and dynamic loadingsUse the Ring and Track System section pages 24-27 todetermine if the initial choice of carriage is suitable for theapplication making reference to the “lubricated condition”.

Laying out the track

4 Choose the track shape required

Oval or Rectangularand specify the drive unit position(s) 1 to 4.

5 Choose the number of carriages you require

An even number of carriages will usually be selected inorder to produce a symmetrical carriage layout.

6 Select the carriage spacing

The spacing must be in 10 mm increments. Carriages willusually be spaced equally apart.Minimum spacing for a standard carriageDTS25-351 = 110DTS44-612 = 160

7 Calculate the overall dimensions of the system given:

N = number of carriages S = carriage spacing (ignoring belt stretch)L = System length (between centers of pulleys)W = System width (between centers of pulleys)

Oval system

DTS 25-351 NS = 0.998 x (2L + 600)DTS 44-612 NS = 0.998 x (2L + 1320)

Rectangular system

DTS 25-351 NS = 0.998 x (2L + 2W +600)

DTS 44-612 NS = 0.998 x (2L + 2W + 1320)

Note: The above equations yield approximate answers. BWC will size systems exactly prior to manufacture.

If the calculated length is not in line withrequirements, select an alternative number ofcarriages or carriage spacing and recalculate.

If a mechanical indexer is used as a drive source orthe DTS is integrated into the customer’s machine,drive ratios may have to be considered.

8 Check the trip load of each carriage

Using conventional mechanical calculations, allowing forfriction, external load and acceleration (inertial force)ensure that at no time does the linear force on any singlecarriage exceed 60N. If this does occur then the trip latcheswill disengage and the carriages will become disconnectedfrom the belt.

Inertial disengagement limits

The carriages on a DTS system travel faster on the curvedsection than on the straights. As each carriage movesbetween straight and curve, acceleration produces aninertial reaction force on the trip latch. This means that forany given mass on a carriage, there is a maximum speed(measured on the straights see graph below) beyond whichcarriages are liable to disengage.

The fixed carriage/belt connection may allow the 60N forceto be exceeded. Please consult BWC.

Specifying drive source & control

9 Select a suitable drive source

BWC can supply, as an option, a comprehensive range ofGeared AC Motors and drives and worm gearboxes for directcoupling to the DTS.

Some common selections together with performance dataare shown in the table (above right).

Excess speed combined with overloading of the carriages can result in disengagement of the trip latches atthe bends where the carriages rapidly accelerate and decelerate. Maximum speed will also be affected if thecenter of gravity of the carriage load overhangs externally, or if the system is configured in the vertical plane.Some high-speed applications may benefit from the optional fixed method of connection from belt tocarriage, in which case a torque limiter on the primary drive should be considered. Such overload protectionmay not be sufficiently sensitive to avoid damage.There is no fundamental limit to the number of carriages in a system, for instance 50 carriages each carryinga reasonable load may well be acceptable. Also, there is no fundamental limit to the length of track althoughsupport beams may need to be joined.In all cases it is important to inform BWC of the complete dynamic and static data relating to your applicationincluding the effect of raising and lowering carriages if the track is to be configured vertically.


Dynamic Parameters

1 2 1 2

3 4

DTS Inertial TrippingCarriage Load vs Maximum Linear Speed

DTS 44 612

00

10

20

30

40

50

0.2 0.4 0.6 0.8 1.2 1.41Linear Speed m/s

Mas

s of

car

riage

kg

DTS 25 351

SSeelleeccttiioonn aanndd SSppeecciiffiiccaattiioonn

Nominal Linear Working Nominal Linear Motor Power Motor Gearbox Gearbox RatedSpeed @ 50Hz Speed Range Force kW Type Ratio Linear Force

m/s m/s N 0.19 0.02 - 0.3 726 0.25 71L/6 48 8290.41 0.04 - 0.65 829 0.55 80S/4 34 8890.73 0.07 - 1.15 754 0.75 80L/4 19 8621.52 0.15 - 2.4 584 1.1 90L/6 6 877

Type of Type of Motors Gearbox Weight/kg

Gear Unit Motor G2 K1 WD

Tof motor

H7 & gearbox71S/L 138 212 125 25 28.3 13.5

WG7 80S/L 156 233 137 25 28.3 16.990L 176 275 147 30 33.3 22.3

66ø150

15363

63

64

74

74 = =

K1 M8x16

90

øG2

W

102 106

8 JS9

ø50

øD

T

Shaft Detail



Nominal Linear Working Nominal Linear Motor Power Motor Gearbox Gearbox RatedSpeed @ 50Hz Speed Range Force kW Type Ratio Linear Force

m/s m/s N 0.31 0.03 - 0.5 300 0.18 71S/6 63 3210.42 0.04 - 0.68 330 0.25 71L/6 48 3770.64 0.07 - 1.0 330 0.37 71L/4 48 3771.06 0.11 - 1.7 381 0.55 80L/6 19 4091.61 0.16 - 2.5 343 0.75 80L/4 19 392

DTS 25 – 351 with AC Geared Motor

DTS 44 – 612 with AC Geared Motor

The DTS will produce the Nominal Linear force at speeds ranging from 50% to 100% of the Nominal Linear Speed.The DTS will perform with a lower force and duty cycle over a much wider speed range from 10% to 160% ofthe Nominal Linear Speed.The Gearbox Rated Linear Force is the force produced when the gearbox is on a service factor of 1.4. Thisis based upon a fast operation for 8 hours per day. Allowable forces can be increased if the application isless arduous than this. Please contact BWC's Technical Department for details.

Motor/Gearbox Dimensions

Additional sizes and more detailed information can be found in BWC's DLS (Driven Linear Transmission andPositioning System) catalog.Note that considerably higher linear forces can be achieved by incorporating more than one drive unit utilizing geared motors of the WG7 design. This configuration gives the advantage of sharing the drive loadbetween pulley bearing units. Alternatively, BWC can supply the DTS drive unit shaft(s) prepared to receivethe customer's drive source.


Carriage Locking System

Specify the stations on the circuit where you require carriages to be locked in position.

95

29

105

80

BA

BA50

150

DTS – 44

DTS – 25

115

8010

60

100 71

60

61

Locking AssemblySection A – A

Cylinder AssemblySection B – B

L

BA89

1080

38

114

60

118

6

60

60

Cylinder AssemblySection B – B

Locking AssemblySection A – A

BA50

24

OOppttiioonnaall EEqquuiippmmeenntt



FLANGE NUT PART NO.M8 x 17A 8B 1-242-1101M8 x 19A 10B 1-242-1100

T-BOLT PART NO.M8 x 13L* 1-242-1009M8 x 18L* 1-242-1000M8 x 33L* 1-242-1006

T-NUTS PART NO.M4 1-242-1029M5 1-242-1030M6 1-242-1001M8 1-242-1002

T-BLOCK PART NO.M5 1-242-1031M6 1-242-1013M8 1-242-1032

A

L

B

10

10

20

20

8

T-SLOT COVERPART NO.1-242-1016

* L is the minimum protrusion of the T-Bolt stud above the aluminum profile.

SUBMIT DATA REQUIRED (PAGES 36 TO 39) AND YOU WILL RECEIVE YOUR SYSTEM LAYOUT

Operational SafetySince the DTS is a mechanism which forms part of a larger machine a CE mark is not required, but each unit is supplied with a Declaration of Incorporation which will enable the machine builder to include it as part of the CE marking criteria for his complete machine.* The operating instructions, mechanical guarding and electrical safety arethe responsibility of the user incorporating the DTS into their machine, and these should be designed in line with therequirements outlined in the Certification of Incorporation.It is not intended that the Trip Latch be considered a safety device other than for the protection of the machine itself.

Motor Options (Supplied by BWC)Electro Magnetic Brake.Torque Limiter.Programmable variable speed AC Drive.

Special gearbox flange for customer's own motor(Contact BWC for details).

Dedicated Proximity Switch ActuatorsRequired if proximity switches are to be used without acarriage locking system. Normally fitted to each carriage.

Sensor Mounting BracketsSpecify the number of brackets andtheir positions, if required to be fitted.

Fixed Belt/Carriage ConnectorsAlternative to trip latches.

T-nuts/T-boltsSpecify quantity and part number.

T Slot CoversSpecify part number and length in mm.

Special Drive ShaftThe drive shaft is plain and nominally 25 mmdiameter.If you require a keyway or reduced shaft diameterplease specify details.

Extra Length CarriagesSpecify length in mm and mounting hole details.Note: Bearing assembly mounting holes andpositions cannot be altered.(Ref. Ring and Track System Section of this catalog.)

MCS Machine Construction SystemSupport Frame Supply a drawing of the frame.(Ref. MCS Machine Construction Systemcatalog.)

Notes




Company:Contact:Address:

City:Phone:

State:Fax:

Zip Code:e-mail:

System Orientation:Load:

Stroke Length:Velocity:

Accel/Decel:Linear Accuracy:

Repeatability:Duty Cycle:

Environment:Temperature:

Additional Forces:

horizontallbsinin/sin/s2

in/ftinin/dayfactory˚Flbs

verticalNmm/sm/s2

mm/mmmm/day

˚CN

Product/Machine Description:

Additional Requirements:

Expected Volume:

2104 Martin Way, Pittsburg, CA 94565phone: 925.439.8272 fax: [email protected] www.bwc.com

food grade clean room other

Date Needed:

®BBISHISHOOPPWWIISSECECAARRVVERER

System Sketch

APPLICATION DATA SHEET

Bishop-Wisecarver Corporation: Manufacturer of the original DualVee® guide wheel and industry leader inguided motion technology, and exclusive North and Central American partner and distributor for HepcoMotionproducts since 1984.

Bishop-WisecarverDualVee® Guide Wheels

LoPro® Linear Motion System

MadeWell® Crown Rollers

MinVee® Linear Slide System

UtiliTrak® Linear Motion Guide

HepcoMotion®

DAPDU2 Double Acting Profile Driven Unit

DLS Driven Linear System

DTS Driven Track System

GV3 Linear Guidance and Transmission System

HDCB Heavy Duty Compact Beam

HDCS Heavy Duty Compact Screw

HDLS Heavy Duty Driven Linear System

HDRT Heavy Duty Ring Slides and Track System

HDS Heavy Duty Slide System

MHD Heavy Duty Track Roller Guidance System

MCS Machine Construction System

PDU2 Profile Driven Unit

PRT Precision Ring and Track System

PSD120 Profile Screw Driven Unit

SBD Sealed Belt Drive

Simple-Select®

SL2 Stainless Steel Based Slide System

888.580.8272 925.439.8272 www.bwc.com© Bishop-Wisecarver Corporation 2008. All rights reserved Part # CAT-PRT Revised May 2008

Bishop-Wisecarver provides a written one year limited warranty assuring the customer that itsproducts conform to published specifications and are free from defects in material or workmanship.

Complete terms and conditions and warranty information is available atwww.bwc.com/about_conditions.vp.html

3D CAD DRAWINGSDownload 3D CAD files for our complete product line atwww.bwc.com/3dcad.php.

GOT A TOUGH APPLICATION CHALLENGE?Ask Bud at www.bwc.com/blog/?cat=11.

PRODUCT ORDERSPlease call Bishop-Wisecarver with your specific applicationrequirements. Our technical staff is available to assist with yourcustom solution.

INNOV ATION is REVOLUTIONAR Y · characteristics make it the system of choice for many linear...

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