Solidworks Lesson 6 - Assembly & Part Drawings UCF Engineering.
6 assembly drawings
-
Upload
nayana-gandhi -
Category
Engineering
-
view
146 -
download
20
Transcript of 6 assembly drawings
![Page 1: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/1.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Chapter 6Assembly Drawings
Topics
Exercises
![Page 2: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/2.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Assembly : Topics
Summary
6.1) Definitions
6.2) Views Used in Assembly Drawings
6.3) Things to Include/Not Include
6.4) Standard Parts
![Page 3: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/3.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Assembly: Exercises
Exercise 6-1: Section lines in assemblies
Exercise 6-2: Working drawing package
![Page 4: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/4.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Assembly Drawings
Summary
![Page 5: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/5.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Summary
What will we learn in Chapter 6?→ How to create an assembly drawing.→ How to create a standard parts sheet.
Key Points.→ Assembly drawings show how individual
parts fit together to make a machine.→ A standard parts sheet contains purchased
items.
![Page 6: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/6.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Assembly Drawings
6.1) Definitions
![Page 7: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/7.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Assembly Drawing
What is an assembly drawing and why do we need them?
An assembly drawing is a drawing of an entire machine or system with all of its components located and identified.
We need to know how to put the machine together.
![Page 8: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/8.jpg)
Part#’s
Parts List(Bill of Materials)
![Page 9: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/9.jpg)
![Page 10: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/10.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Subassembly Drawing
Subassembly: Two or more parts that form a portion of an assembly.
Can you think of some examples of subassemblies?→ A car engine→ A bike derailleur → A compressor in an AC
![Page 11: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/11.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Definitions
Does an assembly drawing normally show size?
How do we show the size of an individual part?
No. Its job is to locate parts.
A detail drawing is a drawing of an individual part, which includes an orthographic projection and dimensions.
![Page 12: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/12.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Working Drawing Package
Working Drawing Package: A packet of drawings that gives the specifications necessary to manufacture a design.
A typical working drawing package includes;→ an assembly drawing, → detailed drawings, → and a standard parts sheet.
A standard part sheet contains information about purchased items and will be discussed later.
![Page 13: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/13.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Drawing Order
Drawings included in a working drawing package should be presented in the following order.
→ Assembly drawing (first sheet)→ Part Number 1→ Part Number 2→ ....→ Standard parts sheet (last sheet)
![Page 14: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/14.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Assembly Drawings
6.2) Views Used in Assembly Drawings
![Page 15: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/15.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Selecting Views
Does an assembly drawing need a FRONT, TOP and RIGHT SIDE view?
We need as many views as it takes to identify and locate each part. →It may only take one view.
Sometimes
![Page 16: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/16.jpg)
Needed 3 views to locate all of the parts.
![Page 17: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/17.jpg)
Needed only 1 view to locate all of the parts.
![Page 18: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/18.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Sectional Views
Sectional views are used quite often when drawing assemblies.
Why?
Assemblies often have parts fitting into or overlapping other parts and we need to look inside the assembly to see clearly.
![Page 19: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/19.jpg)
![Page 20: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/20.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Section Lines in Assemblies
Section Lines: Section lines in adjacent parts are drawn in opposing directions.
→ In the largest area, section lines are drawn at 45
→ Next largest = 135 (- 45o) → Additional areas = 30 and 60 → Smaller areas = The distance between the
section lines may also be varied to further distinguish between parts.
![Page 21: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/21.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Exercise 6-1
Section lines in assemblies
![Page 22: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/22.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Exercise 6-1
Draw the section lines for the assembly shown.
![Page 23: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/23.jpg)
Fill in the section line is the largest area.
![Page 24: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/24.jpg)
Fill in the section line is the 2nd largest area.
45o
![Page 25: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/25.jpg)
Fill in the section line is the next largest area.
-45o
![Page 26: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/26.jpg)
Fill in the section line is the last area.
-30o, smaller spacing
![Page 27: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/27.jpg)
30o
![Page 28: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/28.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Assembly Drawings
6.3) Things to Include/
Not Include
![Page 29: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/29.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Things to Include / Not Include
When deciding what to include in an assembly drawing remember;
→ The purpose of an assembly drawing is to show how the individual parts fit together.
→ It is not used as a manufacturing print.
![Page 30: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/30.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Things to Include / Not Include
The assembly drawing should not look overly cluttered.
→ Some lines that are necessary in a detailed drawing may be left off the assembly drawing to enhance clearness.
![Page 31: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/31.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Hidden Lines
Do we include hidden lines?
→ They should be used wherever necessary for clearness.
→ They should be left off when they impair clearness.
→ When a section view is used, hidden lines should not be used in that view.
Usually
![Page 32: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/32.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Dimensions
Do we include dimensions?
→ As a rule, dimensions are not given on assembly drawings.
→ If dimensions are given, they are limited to some function of the object as a whole.
Usually not
![Page 33: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/33.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Identification
Ballooning: A part is located and identified, in an assembly drawing, by using a circle containing the part number and a leader line that points to the corresponding part.
![Page 34: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/34.jpg)
![Page 35: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/35.jpg)
![Page 36: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/36.jpg)
![Page 37: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/37.jpg)
![Page 38: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/38.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Parts List / Bill of Material
The parts list is an itemized list of the parts that make up the assembled machine.
![Page 39: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/39.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Parts List / Bill of Material
Parts lists contain the → part number, part name, the number
required and the material of the part.
![Page 40: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/40.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Parts List / Bill of Material
Parts lists contain the → Other information can be included, such as,
stock sizes of materials and weights of the parts.
![Page 41: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/41.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Parts List / Bill of Material
Parts are listed in order of their part#. Part#’s are usually assigned based on the
size or importance of the part.
![Page 42: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/42.jpg)
The parts list may be placed in the upper right corner of the drawing.
- Part# 1 is at the top.
![Page 43: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/43.jpg)
The parts list may be placed in the lower right corner of the drawing.
- Part# 1 is at the bottom.
![Page 44: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/44.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Assembly Drawings
6.4) Standard Parts
![Page 45: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/45.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Standard Parts
Standard parts include any part that can be bought off the shelf.
→ They do not need to be drawn.
→ Purchasing information is given on the standard parts sheet attached to the back of the working drawing package.
![Page 46: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/46.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Standard Parts Sheet Example
![Page 47: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/47.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Standard Parts
What type of information should be included?
![Page 48: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/48.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
General Fastener Specifications
Thread specification (for threaded fasteners)
Head/Point style or Shape and Name of the fastener
Fastener length or size Fastener series Material Special requirements (coatings, finishes,
specifications to meet) REQ’D (i.e. number required)
![Page 49: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/49.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Exercise 6-2
Working drawing package
![Page 50: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/50.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Exercise 6-2
Draw an assembly drawing of the Clamp shown.
Draw detailed drawings of the individual parts.
Create a standard parts sheet
![Page 51: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/51.jpg)
1. Balloon the assembly.
![Page 52: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/52.jpg)
2. Fill in the parts list.
![Page 53: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/53.jpg)
3. Fill in the title block.
![Page 54: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/54.jpg)
Complete
![Page 55: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/55.jpg)
1. Fill in the title block.
![Page 56: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/56.jpg)
Complete
![Page 57: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/57.jpg)
1. Dimension the part.
![Page 58: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/58.jpg)
2. Fill in the title block.
![Page 59: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/59.jpg)
Complete
![Page 60: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/60.jpg)
1. Draw and dimension Part#3 and fill in the title block.
![Page 61: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/61.jpg)
Complete
![Page 62: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/62.jpg)
1. Create a standard parts sheet.
![Page 63: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/63.jpg)
Complete
![Page 64: 6 assembly drawings](https://reader033.fdocuments.in/reader033/viewer/2022061517/55d1e6dcbb61eb8d0d8b484b/html5/thumbnails/64.jpg)
Copyright ©2010 by K. PlantenbergRestricted use only
Assembly Drawings
The End