1. Flexible Manufacturing Blueprints in Manufacturing 1 Copyright © Texas Education Agency, 2013. All rights reserved.

2. How to Read Blueprints 2 1/2” ROUND STOCK 3 1/4-20 THREADS 3/4” DEEP HAMMER HANDLE 6 1/4” ROUND STOCK 1/4-20 THREADS X 3/4 LENGTH BOTH ENDS HAMMER SHANK 3/4 SQUARE STOCK 2 1/2 1 1/8 1 3/8 1/4-20 THREADS 3/4” DEEP HAMMER HEAD 1/8 Copyright © Texas Education Agency, 2013. All rights reserved.

3. How to Read Blueprints Describe the part to be made; show dimension, location, material, and finished part 3 2 ½ 2 ⅞ 7 ½ 1 ½ ¾ ¼ 3 2 Dia. ⅞ 2 ⅞ ½ DRILL 2 HOLES ⅞ DRILL 3 Copyright © Texas Education Agency, 2013. All rights reserved.

4. How to Read Blueprints Dimensions show the total size of the part. The outside dimension is usually the total size. 4 The support would need to be machined from a piece 5¾” X 2½” X 3”. 2 ½ 2 ⅞ 7 ½ 1 ½ ¾ ¼ 3 2 Dia. ⅞2 ⅞ ½ DRILL 2 HOLES ⅞ DRILL 3 Copyright © Texas Education Agency, 2013. All rights reserved.

5. How to Read Blueprints Locations are for machining the part to shape or for locating placement of other features. 5 The two ½” holes are drilled 1 ½” from the edge and 2 ⅞” from the center line of the part. 2 ½ 2 ⅞ 7 ½ 1 ½ ¾ ¼ 3 2 Dia. ⅞ 2 ⅞ ½ DRILL 2 HOLES ⅞ DRILL 3 Copyright © Texas Education Agency, 2013. All rights reserved.

6. Hammer Handle What is the diameter of the round stock used to make the handle? What is the length of the material? What is the size of the threads in the end? 6 1/2” ROUND STOCK 3 1/4-20 THREADS 3/4” DEEP Copyright © Texas Education Agency, 2013. All rights reserved.

7. Hammer Handle What is the diameter of the round stock used to make the handle? 1/2” What is the length of the material? 3” What is the size of the threads in the end? 1/4”- 20 threads and 3/4” deep 7 1/2” ROUND STOCK 3 1/4-20 THREADS 3/4” DEEP Copyright © Texas Education Agency, 2013. All rights reserved.

8. Hammer Head What is the stock size for the head? What is the length of the head? What is the measurement for the placement of the hole? 8 3/4 SQUARE STOCK 2 1/2 1 1/8 1 3/8 1/4-20 THREADS 3/4” DEEP 1/8 Copyright © Texas Education Agency, 2013. All rights reserved.

9. Hammer Head What is the stock size for the head? 3/4” square stock What is the length of the head? 1/2” What is the measurement for the placement of hole? 1 1/8” up and 3/8” in from the side 9 3/4 SQUARE STOCK 2 1/2 1 1/8 1 3/8 1/4-20 THREADS 3/4” DEEP 1/8 Copyright © Texas Education Agency, 2013. All rights reserved.

10. 10 Lines Used in a Blueprint LineNameExplanation Object Dark heavy line that denotes the edge of an object. Hidden Dark heavy dash that denotes an edge behind or inside the object. Center A line that is thinner than an object line with a dash in the center of the line to denote the center of the part or circle. Extension A thin line extending an edge from the object for dimensions to touch. Dimension A set of arrows pointing to the extension line with a dimension in the middle. Cutting Plan The heaviest line on a drawing showing where a section is to be cut out of the object. Section Thin lines at a diagonal showing the cut portion of an object. Leader A straight line with an arrow extending from it to point to a dimension or note. Copyright © Texas Education Agency, 2013. All rights reserved.

11. Screw Jack Base Plans 11 Extension line Dimension line Center line Section line Cutting plane line Object line Notes Leader line Hidden line Copyright © Texas Education Agency, 2013. All rights reserved.

12. Identify the Type of Lines 12 0.250.375 0.75 2.50 1.00 DRILL #3 BIT X.50 DEEP, TAP TO 1/4 – 28 THREAD SIZE 1.25 0.375 1.500.50 DRILL TWO, 0.25 HOLES 2.000.75 0.50 0.75 0.25 BORE 0.50 DIA. X 0.375 DEEP HOLE 1.00 #8 – 32 SETSCREW DRILL #29 (0.136) HOLE A. B. C. D. E. F. Copyright © Texas Education Agency, 2013. All rights reserved.

13. Identify the Type of Lines 13 0.250.375 0.75 2.50 1.00 DRILL #3 BIT X.50 DEEP, TAP TO 1/4 – 28 THREAD SIZE 1.25 0.375 1.500.50 DRILL TWO, 0.25 HOLES 2.000.75 0.50 0.75 0.25 BORE 0.50 DIA. X 0.375 DEEP HOLE 1.00 #8 – 32 SETSCREW DRILL #29 (0.136) HOLE Object Leader Dimension CenterlineHidden Extension Copyright © Texas Education Agency, 2013. All rights reserved.

14. What are the sizes of pieces of metal needed to make the cooker base? 14 Copyright © Texas Education Agency, 2013. All rights reserved.

15. Handout for Blueprint Reading

16. What sized piece of aluminum will be needed to machine the cap? What size and how deep is the hole drilled in the bottom? 16 Copyright © Texas Education Agency, 2013. All rights reserved.

17. Handout for Blueprint Reading What sized piece of aluminum will be needed to machine the cap? 3/4” diameter X 3/4” long What size and how deep is the hole drilled in the bottom? 0.375 Drill X 0.500” Deep 17 Copyright © Texas Education Agency, 2013. All rights reserved.

18. Vise Bill of Materials PART NUMBER QUANITYNAMESIZE 11BASE¾ X 2 ½ X 5 21FIX JAW¾ X 2 ½ X 2 31MOVABLE JAW¾ X 2 ½ X 2 41FRONT JAW¾ X 2 ½ X 2 51SCREW1 ¼ DIA X 3 ¾ 61HANDLE⅜ DIA X 3 72JAW FACES½ X 1 X 2 ½ 81JAW LOCK⅛ X ¾ X 1 ½ 97FASTENER¼ – 28 BOLTS X ¾ LONG 101SETSCREW (NOT SHOWN) ⅛ SETSCREW X ¾ LONG Using Charts 18 Copyright © Texas Education Agency, 2013. All rights reserved.

19. Charts List information in table form 19 Copyright © Texas Education Agency, 2013. All rights reserved.

20. Charts There are different types of charts: Bill of Materials, Tap Sizes, Drill Sizes, and Feed and Cut Rates. The Bill of Materials will give you part sizes, types of material, and finishes for all the different parts. The other charts give information on sizes needed to make a part or standards used in the manufacturing. 20 PART NUMBER QUANITYNAMESIZE 11BASE¾ X 2 ½ X 5 21FIX JAW¾ X2 ½ X2 31MOVABLE JAW¾ X2 ½ X2 41FRONT JAW¾ X2 ½ X2 51SCREW1 ¼ DIA X 3 ¾ 61HANDLE⅜ DIA X 3 72JAW FACES½ X 1 X 2 ½ 81JAW LOCK⅛ X ¾ X 1 ½ 97FASTNER¼ –28 BOLTS X ¾ LONG 101SETSCREW (NOT SHOWN) ⅛ SETSCREW X ¾ LONG Thread Size Drill SizeDecimal Equivalen t National ¼ - 20#70.2010Course ¼ -28#30.230Fine 5/16 - 18 F0.2570Course 5/16 - 24I0.2720Fine 3/8 -165/160.3125Course 3/8 - 24Q0.3320Fine 7/16 - 14U0.3320Course 7/16 - 2025/640.3906Fine ½ - 1327/640.4219Course ½ - 2029/640.4531Fine 9/16 - 1231/640.4844Course 9/16 - 1833/640.5156Fine Copyright © Texas Education Agency, 2013. All rights reserved.

21. Exploded View of Vise Parts 21 1 7 4 3 2 9 8 6 5 The Bill of Materials is filled out about each part. Copyright © Texas Education Agency, 2013. All rights reserved.

22. Vise Bill of Materials 22 PART NUMBER QUANITYNAMESIZE 11BASE¾ X 2 ½ X 5 21FIX JAW¾ X 2 ½ X 2 31MOVABLE JAW¾ X 2 ½ X 2 41FRONT JAW¾ X 2 ½ X 2 51SCREW1 ¼ DIA X 3 ¾ 61HANDLE⅜ DIA X 3 72JAW FACES½ X 1 X 2 ½ 81JAW LOCK⅛ X ¾ X 1 ½ 97FASTENER¼ – 28 BOLTS X ¾ LONG 101SETSCREW (NOT SHOWN) ⅛ SETSCREW X ¾ LONG Copyright © Texas Education Agency, 2013. All rights reserved.

23. Fill in the Bill of Material for the Base SCREW JACK PARTS LIST NAMEMATERIALLENGTHDIAMETERFINISH BASE???? 23 MaterialAluminum FinishPolished Copyright © Texas Education Agency, 2013. All rights reserved.

24. Fill in the Bill of Material for the Base SCREW JACK PARTS LIST NAMEMATERIALLENGTHDIAMETERFINISH BASEAluminum3”2”Polished 24 MaterialAluminum FinishPolished Copyright © Texas Education Agency, 2013. All rights reserved.

25. Charts What is the drill size for a 1/2” – 13 thread hole? What is the decimal size of a 24 gauge piece of sheet aluminum? The answer to these questions can be found in a chart. The charts are listed in different manuals for the type of manufacturing being done. 25 Copyright © Texas Education Agency, 2013. All rights reserved.

26. Tap Drill Size Chart Thread SizeDrill SizeDecimal EquivalentNational 1/4 - 20#7 0.2010Course 1/4 - 28#30.230Fine 5/16 - 18 F0.2570Course 5/16 - 24I0.2720Fine 3/8 - 165/160.3125Course 3/8 - 24Q0.3320Fine 7/16 - 14U0.3320Course 7/16 - 2025/640.3906Fine 1/2 - 1327/640.4219Course 1/2 - 2029/640.4531Fine 9/16 - 1231/640.4844Course 9/16 - 1833/640.5156Fine 26 Copyright © Texas Education Agency, 2013. All rights reserved.

27. Gauge Sizes Decimal Equivalent GaugeSheet MetalGalvanized SteelAluminum 80.1644No size0.1285 100.13450.13820.1144 120.10460.10840.0808 140.0747 0.078580.0641 160.05980.06350.0508 180.04780.05160.0403 200.03590.03960.0320 220.02990.03360.0253 240.02390.02760.0201 260.01790.02170.0159 280.01490.01870.0126 300.01200.01570.0100 http://www.unc.edu/~rowlett/units/scales/sheetmetal.html 27 Copyright © Texas Education Agency, 2013. All rights reserved.

28. Resources Wright, R. T. (2004). Manufacturing and automation technology. Finishing Processes (15, pp. 227 and 230). Tinley Park, IL: Goodheart-Wilcox. Reading Drawings (2012). Flexible Manufacturing http://cte.unt.edu/content/files/_MFG/MFG_Curriculum/Flexi ble_Mfg/05Planning/05.02ReadingDrawings.pdf http://cte.unt.edu/content/files/_MFG/MFG_Curriculum/Flexi ble_Mfg/05Planning/05.02ReadingDrawings.pdf Rowlett, R. and the University of North Carolina at Chapel Hill (2002). How many? A dictionary of units of measurement. Sheet Metal Thickness Gauges. http://www.unc.edu/~rowlett/units/scales/sheetmetal.html 28 Copyright © Texas Education Agency, 2013. All rights reserved.