1. Instructor: James Thornburgh Unit 3 Working Drawings

2. Working Drawings Details of non-standard parts Details of non-standard parts Assembly and Subassembly Drawings Assembly and Subassembly Drawings Bill of Materials (BOM) Bill of Materials (BOM) Title Block Title Block

3. Detail Drawing Dimensioned Dimensioned One Part per sheet One Part per sheet Can be more, but not often. Can be more, but not often. Only non-standard parts are drawn Only non-standard parts are drawn Different parts can be drawn different scales on different sheets. Different parts can be drawn different scales on different sheets.

4. Assembly Drawing Parts are shown in their normal position Parts are shown in their normal position Parts identified with a balloon Parts identified with a balloon Assembly info is noted Assembly info is noted Dimensions Dimensions To aid assembly To aid assembly Overall size Overall size No Hidden Lines No Hidden Lines

5. Types of Assembly Drawings Outline Outline Representation of the exterior shape Representation of the exterior shape Easy installation Easy installation Sectioned Sectioned Show internal view of parts together Show internal view of parts together ____ Exploded (Pictorial Assembly) Exploded (Pictorial Assembly) Parts are shown apart with center lines connecting them Parts are shown apart with center lines connecting them ____

6. Sectioned Assembly

7. Exploded Assembly

8. Numbering Detail Number Detail Number Balloon number on Assembly Balloon number on Assembly Part Numbers Part Numbers Track everything the company makes Track everything the company makes Ie. 45261-01 Ie. 45261-01 Drawing Numbers Drawing Numbers Used to track drawings Used to track drawings File Name File Name Used to save Used to save

9. Title Blocks Company Info Dwg Title Size FSCM # Dwg # Scale Sheet # REV Weight Drafter Approval By Tolerances Pg. 845

11. Parts List (BOM) Includes Includes Part Name Part Name Detail Number Detail Number Material Material Number of times used Number of times used Part Number Part Number Manufacturer Manufacturer Items listed in order of importance Items listed in order of importance Placed above or to the side of the title block Placed above or to the side of the title block

12. Revision Block Updated whenever the part is changed after approval Updated whenever the part is changed after approval Edited area of drawing identified with a Triangle around the Rev letter Edited area of drawing identified with a Triangle around the Rev letter

13. Zones Used when communicating with someone about a large drawing Used when communicating with someone about a large drawing Used in Rev Block to note change Used in Rev Block to note change

15. Tabular Drawings Used when there are different sizes of the same part. Used when there are different sizes of the same part.

16. Engineering Change Order Used when a change is needed or wanted in an approved part Used when a change is needed or wanted in an approved part Usually issued by Usually issued by Manufacturing Manufacturing Marketing Marketing Leads to changing the drawings and “Bumping the Rev” Leads to changing the drawings and “Bumping the Rev”

17. Classic Reprographics Making Copies of Drawings Making Copies of Drawings Blueprint Blueprint Diazo Diazo Sepia Sepia Storage Storage Microfilm Microfilm Drawers Drawers

18. Modern Reprographics Making Copies of Drawings Making Copies of Drawings Print a new copy Print a new copy Large format copier Large format copier Storage Storage Scan old drawings Scan old drawings Save as TIF File Save as TIF File Save CAD File Save CAD File Archive on CD or DVD Archive on CD or DVD

19. Lab Assignments & Homework Lab Lab Create A & B size Title Blocks Create A & B size Title Blocks Create Title Block in Paper Space Create Title Block in Paper Space Set Dimensions to the correct settings for Imperial Set Dimensions to the correct settings for Imperial Set Dimension Scale to “Scale to Paper Space” Set Dimension Scale to “Scale to Paper Space” Prob 19.16, Figure 19.51 Prob 19.16, Figure 19.51 Bushing, MMC 6338K422 Bushing, MMC 6338K422 Retaining Ring, MMC 97633A190 Retaining Ring, MMC 97633A190 Homework Homework Chapter Questions 1-15 Chapter Questions 1-15 Online Multiple Choice Quiz Online Multiple Choice Quiz