Machine Shop 3
Milling Operations - Keyway Broaching
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Milling Operations - Keyway Broaching
Part #  

Part Description: Keyway Broaching

Quantity Req.: 2

 Name _________________________

Date: ________________

PLEASE HAVE INSTRUCTOR INITIAL AND DATE  GREY BOXES (*), AFTER REQUIRED OPERATIONS
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Step# Location  Description  Initials  Date
10 Student Use stock from prior work.
20 Student Use the Machinery’s Handbook to calculate Dimensions.
30 Instructor Check Calculations Be prepared to answer questions concerning broaching operation. *  
40 Arbor Press Choose bushing that fits the bore and the broach.
50 Arbor Press Insert the bushing and the broach into the bushing slot.
60 Arbor Press Place the assembly in the arbor press. Have instructor check setup and determine first pass shim thickness. *  
70 Arbor Press Lubricate the broach using lubricant and also use cutting oil.
80 Arbor Press Push the broach through slowly.
90 Arbor Press Clean the broach and the hole.
100 Arbor Press Check the keyway for size and squareness.
110 Arbor Press If more than one shim is needed to obtain the proper size, repeat the procedure.
120 Arbor Press Cut the second keyway using the same procedures.
130 Bench Deburr and inspect part.
140 Instructor Have the part graded. *