Process Plan of Machining Operations

 
Operation No.
Operation
Machine
Time (hrs)
Time for 2 handles (hrs)
010
Setup
Lathe
0.25
0.25
015
Face and center drill stock
Lathe
0.17
0.33
020
Turn square stock down to a round handle
Lathe
1.25
2.50
025
Knurl Handles 
Lathe
0.50
1.00
030
Cut off handle length, Face and radius handle encs
Lathe
0.25
0.50
035
Set Up Mill
Mill
0.50
0.50
040
Cut V-grove in stock
Mill
0.25
0.50
045
Mill Setup
Mill
0.50
0.50
050
Drill thread holes and thru holes
Mill
1.00
2.00
055
Tap thread holes
Hand
0.33
0.67
060
Chamfer corners
Lathe
0.25
0.50
065
Cut off head to proper length
Band Saw
0.08
0.17
070
Finish cut end of head and file sharp corners
Mill
0.17
0.33
080
Clean-Up
1.00
1.00
Total Time =
10.75 Hours