LEADERS IN WORLD CLASS PRECISION ENGINEERINGle- .5 gear manufacture 49 hydraulic excavator...

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Transcript of LEADERS IN WORLD CLASS PRECISION ENGINEERINGle- .5 gear manufacture 49 hydraulic excavator...

Since 1969 Hofmann Engineering has p rovided specialist engineering services t o Australias industry leaders.

Quality Assurance certification by Lloyds co mplements our total quality culture.

Ou r commitment to continuous quality-improvement touches every aspect of o u r products, services and customer su pport.

KEY CAPABILITIESGEAR MANUFACTURING

PRECISION & HEAVY MACHINING

HEAT TREATMENT

ENGINEERING & MINING EQUIPMENT

REPAIRS & MAINTENANCE

SPECIALIST TRANSMISSION REPAIRS

RESEARCH & DEVELOPMENT

SPECIALIST TOOLS & EQUIPMENT

PORTABLE MACHINE TOOLS

REPLACEMENT PARTS

ON-SITE MACHINING

DEFENCE PROJECTS

METROLOGY SERVICE

DESIGN & CONSULTING SERVICES

FABRICATION & WELDING

FIELD SERVICE

AEROSPACE

LEADERS IN WORLD CLASS PRECISION ENGINEERING

INTRODUCTION

AUSTRALIAN LEADERSHIP IN WORLD CLASS PRECISION ENGINEERING

25m high machine shop suitable for 200

tonne lifts.

Hofmann Engineering, founded by John and ErichHofmann in 1969 is a successful family owned and runengineering business. The precision and expertise thatHofmann Engineering offers in the manufacturing andrefurbishing of precision mining equipment is soughtfrom companies both locally and internationally.

Stable cash flow management has enabled HofmannEngineering to grow into one of the largest privatelyowned engineering facilities in Australia, employingover 600 people world wide. In 2003 leadership ofHofmann Engineering was passed to the secondgeneration with Johns son Erich J Hofmann nowleading the company in their continued pursuit ofexcellence.

John HofmannExecutive Director

Erich J. Hofmann B.E. (Hon)

Managing Director

Leighton WhiteTechnical Director

Erich F HofmannDirector

CONTENTS2 INTRODUCTION & CONTENTS 46 SHOVEL - SWING GEARS3 GLOBAL PREMISES 47 SHOVEL - PLANETARY GEAR BOXES5 GEAR MANUFACTURE 49 HYDRAULIC EXCAVATOR REPLACEMENT PARTS7 BEVEL GEARS & WORM WHEELS 51 SLEW BEARINGS9 DESIGN INSPECTION MEASURMENT METALLURGY 53 TRACK PADS (4 pages)

ULTRASONICS 57 MINING TRUCK PARTS

11 MILLS & KILNS 59 EXCAVATORS & RECLAIMERS

13 GRINDING MILL SHELLS & HEADS 61 RAIL15 SELF ALIGNING DRIVES 63 HOFMANN PORTABLE MACHINE TOOLS17 MILL & KILN PINIONS 65 HOFNUTS19 LARGE MILL & KILN GEARS 67 VALVE AND PUMP21 FORGED STEEL FABRICATED GEARS 69 CRUSHER REPAIRS & SERVICE AND REPLACEMENT PARTS23 OPEN GEAR RECONDITIONING PROCEDURE 71 HPGR (HIGH PRESSURE GRINDING ROLLS)

25 GEARBOX RANGE 73 UNDERGROUND MINING

27 GEARBOX REBUILD DIVISION 74 VIBRATING SCREENS29 ONSITE SERVICE 75 DISC VACUUM FILTERS31 KILN SERVICES 77 DEFENCE33 SUGAR MILLS 79 AEROSPACE35 OIL & GAS 81 CUTTING TOOLS37 WIND TURBINE GEARBOXES 83 FOOD PACKAGING39 ENERGY POWER STATIONS 85 PRESS SHOP41 DRAGLINE REPLACEMENT PARTS (4 pages) 87 WORLD WIDE REPRESENTATIVES & HEAD OFFICE LOCATION45 SHOVEL REPLACEMENT PARTS

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Since 1969 Hofmann Engineering has p rovided specialist engineering services t o Australias industry leaders.

Quality Assurance certification by Lloyds co mplements our total quality culture.

Ou r commitment to continuous quality-improvement touches every aspect of o u r products, services and customer su pport.

HOFMANN BENDIGO

Specialising in:

Heavy Fabrication Gearbox Manufacture & Overhaul Heavy Machining Heat Treatment Onsite Services

Hofmann Engineering now boasts three facilities(Bendigo, Melbourne & Newcastle) on the east coastof Australia as well as a facility in Canada, NorthAmerica and Chile & Peru in South America.

HOFMANN METALTEC

Specialising in:

Aerospace Tooling Food Packaging Cutting Tools Pressing Precision Tooling

25 Bushmaster CourtNorth Bendigo, VICTORIA 3550AUSTRALIAPhone: +61-3-5440 7400

292 Bay RdCHELTENHAM VICTORIA 3192AUSTRALIAPhone: +61-3-8585 1800

GLOBAL PREMISES

AustraliaCanada

USAChilePeruIndiaChina

Agents and Representatives

Worldwide

+61 8 9279 5522+61 8 9279 9386

www.hofmannengineering.commail@hofmannengineering.com

Telephone:Facsimile:Net: Email:

HOFMANN ENGINEERING PTY LTD

3 ALICE STREET, BASSENDEAN, PERTH, WESTERN AUSTRALIA 6054

HOFMANN CANADA330 Pinebush RdCAMBRIDGE ONTARIOCANADAEmail: mail@hofmannengineering.comPhone: +1-903-391-0960

GLOBAL PREMISES

HOFMANN SUDAMRICA LTD

Av. Pedro Aguirre Cerda 5802ANTOFAGASTA CHILE Mobile: +56-9-8294 7851 Office: +56-55-441760

Hofmann Canada still retains their land and building ownership and maintains their relationship with SKF (current tenant) for special Projects.

The South American operation offers General machining and Gearbox rebuild facilities and parts storage and sales.

Specialising in: Onsite Machining and installation service Precision Gearbox Rebuild Centre Shovel Truck Crusher Mill Components

+61 8 9279 5522+61 8 9279 9386

www.hofmannengineering.commail@hofmannengineering.com

Telephone:Facsimile:Internet: Email:

HOFMANN ENGINEERING PTY LTD3 ALICE STREET, BASSENDEAN, PERTH, WESTERN AUSTRALIA 6054

HOFMANN INDIA

16, 5th Cross, Ramakrishna Nagar Nandini LayoutBANGALOREPhone : +91-80-2319 6155Mo bile: +91-99-0008 5921

HOFMANN USA

147 FM 27 WestFa irfield Texas 75840USA (Note: This is a home office)Phone : +1-903-391-0960

HOFMANN PERU

Phone : +51-54-275644Pe ru@hofmannengineering.com

HOFMANN CHINA

(+86) 18258782883 J ike.Chen@Hofmannengineering.comLina.Qian@Hofmannengineering.com

HOFMANN NEWCASTLE42 Broadmeadow RoadBROADMEADOW NSW 2292AUSTRALIASpecialising in: Heavy Engineering to 14m dia. Gearing to 12 dia. Gearbox rebuilds, underground

mining, mobile mining equipment & replacement parts .

GEAR

MANUFACTURE

DESIGN AND CONSULTING SERVICES.Analyse and solve your particular gear or gearbox problem using the latest gear design sof tware to either D.I.N., A.G.M.A., B.S. or Australian Gear Standards. Industrial Gearbox and gear design. Onsite gear inspection and consultancy service. Computer aided draf ting.

TURNINGA range of lathes both conventional and computer (CNC) controlled for turning of gear blanks and shafts to 35,000mm long. Final grinding of shafts to 8,000mm long.

FABRICATION.Complete w elding and fabrication facilities to 200 tonnes. Fabricated gearbox casings and gears. Rebanding w orn gears via welding ring forging to original hub. Qualified w elders with accredited welding procedures.

HORIZONTAL BORING.A range of both conventional and computer controlled (CNC) borers are available to 18,000mm x 5000mm. Machining of large gearbox housings.

1

68,000 KG DREDGE BUCKET WHEEL DRIVE GEARBOXThis gearbox operates 20m underwater for dredging mineral sands. The technical advancement of incorporating case hardened gearing throughout helped us win the order against some of the worlds leading gearbox manufacturers.

2

43

ALL MANUFACTURED UNDER ONE ROOF

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+61 8 9279 5522+61 8 9279 9386

www.hofmannengineering.commail@hofmannengineering.com

Telephone:Facsimile:Net: Email:

HOFMANN ENGINEERING PTY LTD

3 ALICE STREET, BASSENDEAN, PERTH, WESTERN AUSTRALIA 6054

Since 1969 Hofmann Engineering has p rovided specialist engineering services t o Australias industry leaders.

Quality Assurance certification by Lloyds co mplements our total quality culture.

Ou r commitment to continuous quality-improvement touches every aspect of o u r products, services and customer su pport.

GEAR HOBBINGManufacture of high accuracy gears and w orm w heels. Carbide skiving of case hardened gears. Computer (CNC) controlled accuracy (15000mm dia).

LARGE GEAR CUTTINGInternal and external gearing to 15000mm dia. x 2500mm face. Re-cutting of w orn girth gears and slew rings. Full involute form carbide finish cutting of gears.

HEAT TREATMENTOne of Australias largest specialised heat treatment facilities encompassing: Oil quench & tempering, stress relieving. Gas carburisingvia pit furnace or f luid bed 1800mm dia. x 5000mm. Tool steel heat treatment.

INDUCTION HARDENINGTooth by tooth full contour induction hardening to produce a hard w ear resistant case up to 20mm deep supported by a tough impact resistant core. Mill pinions, slew bearing races. Traction gears. Spin hardening of pins and splines. 15,000mm dia. x 2500mm face.

METALURGICAL LABORATORYAn extensively equipped laboratory to facilitate both failure analysis and the inspection of test pieces heat treated w ith each and every furnace charge.

GEAR GRINDINGAustralias most comprehensively equipped gear grinding facilities w ith 4Hfler form grinders. 2500mm dia. x 1500mm face x 40Mn. Completely climate controlled area. Prof ile and lead modif ication facilities (tip/root relief and crow ning). CNC Form grinding of both internal and external gearing to 2500mm dia.

GEAR INSPECTION LABORATORYA climate controlled inspection area for the verification of all gear geometry parameters. Lead involute and pitch inspection. Calibrated inspection machines. Crack detection.

GEAR BOX TEST BED FACILITY 2MW FULL LOADEvery gearbox w e manufacture or overhaul is test run and a detailed test run report compiled. Partial load testing. Back to back full load gearbox test capability. DC stepless drive system.

CO-ORDINATE MEASURING MACHINE3D machine w ith lead, involute and pitch software to enable the complete inspection of large geari