Test 4 - Manufacturing Processes

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The range of rise per tooth for internal broaching is _____ to _____ inches/tooth.

.001, .0025

Which of the following is NOT a thread forming process?

Broaching

A fluteless tap produces chips that are then sent forward out of a through hole.

False

Creep feed grinding requires a substantial number of passes to remove large amounts of material.

False

Superfinishing uses high pressure at low speeds to remove material very slowly.

False

With centerless grinding tubes will automatically have concentric inside and outside diameters.

False

What device is commonly used to quickly produce external threads on screw machines?

Self-opening die head

Centerless grinding is a process that is performed quickly.

True

The use of a spiral fluted tap is to force chips up (rearward) and out of a hole during the threading process.

True

Which of the following surface grinding machines requires the grind wheel diameter to exceed the width of the part being abrasively machined?

Vertical spindle, reciprocating table

Which of the following surface grinding machines is primarily used in production operations?

Vertical sprindle, rotary table

Which is the most frequently used delivery system for abrasives?

bonded

To finish threading a blind hole you would first use a taper tap, followed by a plug tap, and finally a [x] tap.

bottoming

By using extremely hard materials for abrasives it is possible to machine such materials as ____

ceramics

The honing process involves rotation and oscillatory motion to form what type of final surface finish lay pattern on the walls of the hole?

crosshatch

Which of the following is NOT a delivery method that is used with abrasives?

mounted

Threads are frequently produced in _____ products by casting or molding where excellent surface finish can be realized.

plastic

What thread forming process is the largest by volume (# of parts produces)?

rolling


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