Machine Shop 2
 Lathe Operations - Project 1-3
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Lathe Operations - Project 1-3
Straight Turning Between Centers
Part # PSN1#3

Part Description: Thread Diameter Turning

Quantity Req.: 1

 Name _________________________

Date: ________________

PLEASE HAVE INSTRUCTOR INITIAL AND DATE  GREY BOXES (*), AFTER REQUIRED OPERATIONS
Click Here to view the Part Specification 
Step# Location  Description  Initials  Date
10 Instructor Secure stock from instructor *  
20 Lathe  Face one end to clean up 
30 Lathe  Center drill with #4 center drill
40 Bench Layout overall length
50 Lathe Face to length & center drill
60 Lathe Set up lathe to turn part between centers
70 Lathe Turn 1-1/4 diameter to specification (if needed due to stock size)
80 Lathe Turn diameter for 7/8-9 threads (threading to be done in a later section)
90 Lathe Turn diameter for ¾-10 threads
100 Lathe Turn part around and turn diameter for 7/8-14 threads
110 Lathe Turn diameter for ¾-16 threads
112 Lathe Set up 1/8 wide grooving tool for cutting thread relief grooves
113 Instructor Have Instructor check set up *  
114 Lathe Cut thread reliefs on both ends of part  
115 Lathe Set up lathe compound for cutting chamfers
120 Bench Calculate chamfer depth using Machinery’s Handbook
130 Instructor Have Instructor check calculations & set up *  
140 Lathe Cut chamfers  
150 Bench Deburr, clean and inspect part
160 Instructor Turn in for grading *