1. Module 4 Unit 17 – Springs and Fasteners in Industrial Prints

2. Learning Objectives Define terms related to springs in industrial applications. Define terms related to fasteners used in industrial applications. Identify types of threaded fasteners (cap screws, machines screws, etc.) shown on industrial prints. Identify types of nonthreaded fasteners (pins, keys, rivets, etc.) shown on industrial prints. Read specifications related to springs and fasteners specified on a print.

3. Springs and Fasteners Includes: –Springs –Pins –Bolts and screws –Washers –Nuts –Keys –Rivets –Retaining rings

4. Springs Includes: –Extension (right) –Compression (bottom left) –Torsion (bottom right)

5. Compression Spring Terms

6. Extension Spring Terms

7. Torsion Spring Terms

8. Spring Washer Options

9. Threaded Fastener Terminology Bolts typically have a head on one end and are threaded on the other end to receive a nut –Cap screw is a bolt that screws into a threaded hole –Machine screw is a small cap screw Terminology is not totally standardized across industry

10. Threaded Fastener Terminology Left to right: bolt and nut, cap screw, and machine screw

11. Head Type

12. Nut Types

13. Set Screw Options

14. Washers

15. Pins

16. Pins

17. Keys

18. Retaining Rings

19. Drawing example

20. What is the free length of a spring? The overall distance from one end of the spring to the other end with no force applied to the spring

21. What is the difference between a bolt and a stud? A stud is threaded on both ends, while a bolt is threaded on one end and has a head on the opposite end.

22. List at least three types of threaded fasteners. Cap screws, machine screws, bolts, studs, set screws, and nuts

23. List at least three types of nonthreaded fasteners. Pins, keys, rivets, washers, and retaining rings

24. For a compression or extension spring, how may the load length be specified on a drawing? The specification may be “length at load 1 = xxx”, “length at load 2 = xxx”, etc.

25. Question text here. 1.Choice 1 2.Choice 2 3.Choice 3 4.Choice 4 Multiple Choice

26. Question text here. 1.Choice 1 2.Choice 2 3.Choice 3 4.Choice 4 Multiple Answer

27. Question text here. 1.True 2.False True or False

28. Match the following term to the definition or example that best fits. Column A 1.Term 1 2.Term 2 3.Term 3 4.Term 4 Column B 1.Definition or example 1 2.Definition or example 2 3.Definition or example 3 4.Definition or example 4 Text Matching

29. The following items are out of order. Put them in the correct order and click submit to check your answer. 1.Item 1 2.Item 2 3.Item 3 4.Item 4 5.Item 5 6.Item 6 Sequencing

30. _____________ is the capital of Ohio. Provide correct options the student may type: 1.Columbus 2.Columbus, OH 3.Columbus OH Fill-In-The-Blank *options are NOT case sensitive *students will need to type one of the above options to be considered correct

31. Open-ended prompt here. User response area… Essay or Short Answer *Responses can be tracked in Blackboard but there is a limit on how much text and be tracked. Use this interaction for simple reflections or open ended responses.