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Machine
Shop 2 |
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Machine
Shop 2 |
Lathe Operations
- Project 6E:
Grinding a Radius Forming Tool
| Part # 6E
Part Description: Grinding a Radius Forming tool Quantity Req.: 1 |
Name _________________________
Date: ________________ |
PLEASE HAVE INSTRUCTOR INITIAL AND DATE GREY BOXES (*), AFTER REQUIRED
OPERATIONS
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Specification
| Step# | Location | Description | Initials | Date |
| 10 | Student | Study dimensions on the print. | ||
| 20 | Instructor | Have Instructor explain how tool holder type effects Bake Rake and End Relief angles. Secure stock from Instructor or purchase HSS blank . | * | |
| 25 | Grinder | Dress the roughing and finishing wheels. | ||
| 30 | Grinder | Rough grind the back rake angle as specified. | ||
| 40 | Layout | Use a radius gage and layout dye, layout the radius on the tool. | ||
| 50 | Grinder | Holding the tool to form front and side relief simultaneously, rough grind in the radius. Be careful not to burn the layout dye off. | ||
| 60 | Grinder | Switch to the finer grit wheel and very gently finish grind all surfaces TO ONE FACET. | ||
| 70 | Bench | Hone the radius and the burrs from the tool. | ||
| 80 | Bench | Inspect tool | ||
| 90 | Instructor | Turn in for grading. | * |