ASSIGNMENT
Turning and Related Operations 21.9 Describe the turning process.
21.10 In a straight turning operation, the final diameter of the workpiece is equal to the starting diameter minus the depth of cut, true or false?
21.11 How does a boring operation differ from a turning operation?
21.12 Among the components of an engine lathe, what are the headstock and tailstock?
Drilling and Related Operations
21.18 What geometric shape is created by a drilling operation that uses a conventional twist drill?
21.19 How is feed defined in a drilling operation that uses a conventional twist drill?
21.20 What is the purpose of a tapping operation?
21.21 What is the difference between counterboring and countersinking?
21.22 What is the distinguishing feature of a radial drill press? 21.23 What is the difference between a fixture and a jig? Milling
21.24 What is a milling operation in the context of machining? 21.25 What is a fly-cutter as used in a milling operation?
21.26 What is the difference between peripheral milling and face milling?
21.27 Describe profile milling.
21.28 What is the chip load in a milling operation?
21.29 How does a universal milling machine differ from a conventional knee-and-column machine?
Machining Centers and Turning Centers 21.30 What is a machining center?
21.31 How does an automatic pallet storage and handling system enable unattended operation of a machining center?
21.32 What is the difference between a machining center and a turning center?
Other Machining Operations
21.33 Shaping and planing operations involve interrupted cutting, true or false?
21.34 How do shaping and planing differ?
21.35 Broaching is performed using a rotating multi-tooth cutting tool, true or false?
21.36 What is the difference between internal broaching and external broaching?
Machining Operations for Special Geometries
21.37 Thread milling is used for cutting threads that are too large to be accomplished by thread chasing, true or false?
21.38 What is the name of the most common process for cutting internal threads?
21.39 In form milling of gear teeth, each gear tooth is milled individually by a form-milling cutter whose cutting edges have the shape of the gear tooth, true or false?
21.40 Gear hobbing is basically which of the following types of
machining operations: grinding, milling, or shaping?
21.41 Gear burnishing is a cutting operation used to finish hardened gear teeth, true or false?
