Precision Machining Technology
3rd Edition
ISBN: 9781337795302
Author: Peter, Hoffman.
Publisher: Cengage Learning,
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Textbook Question
Chapter 4.2, Problem 8RQ
What devices are used to elevate a workpiece to prevent drilling into the machine table or vise bed?
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The wrong maintenance procedure followed while performing gib adjustment on a lathe machine
is
O The compound slide is moved over entire length after adjustment
O Adjust the gib to new position by retighting lock on the front screw
On the rear face of the tool slide loosen the gib screw
On the front face of the tool slide loosen the gib screw
6
During drilling operation, work piece must be held in vice.
Select one:
True
False
What is the tap drill for a ½-20 UNF-2B thread?
Chapter 4 Solutions
Precision Machining Technology
Ch. 4.1 - Upright drill presses are available in _______ and...Ch. 4.1 - List two general types of upright drill press...Ch. 4.1 - Explain how the size of an upright drill press is...Ch. 4.1 - Briefly describe the term sensitive drill press.Ch. 4.1 - Briefly describe a gang drill press and its...Ch. 4.1 - When would a radial-arm drill press most likely be...Ch. 4.1 - Briefly describe a micro drill press and its...Ch. 4.2 - What are the two main materials used to make...Ch. 4.2 - What two types of shanks are commonly found on...Ch. 4.2 - Name three functions of the flutes on a twist...
Ch. 4.2 - Name two types of flute styles for machine...Ch. 4.2 - Prob. 5RQCh. 4.2 - What is the major difference between counterboring...Ch. 4.2 - What must be used to secure a workpiece to an...Ch. 4.2 - What devices are used to elevate a workpiece to...Ch. 4.2 - If 50 parts measuring 1" I" 3" each needed a...Ch. 4.2 - Which would be the best workholding device for...Ch. 4.2 - Which would be the best workholding device for...Ch. 4.2 - Which would be the best workholding device for...Ch. 4.3 - List five drill press safety guidelines.Ch. 4.3 - Briefly define the term cutting speed.Ch. 4.3 - What unit of measure is used to define cutting...Ch. 4.3 - What is feed, and how is feed stated for drill...Ch. 4.3 - Briefly describe two methods for locating hole...Ch. 4.3 - What is spotting and why is it performed?Ch. 4.3 - What is pecking, or peck drilling?Ch. 4.3 - Briefly contrast the speed and feed differences...Ch. 4.3 - What drill press component can be used to control...Ch. 4.3 - Calculate feed depth for a 90-degree countersink...Ch. 4.3 - Calculate feed depth for an 82-degree countersink...Ch. 4.3 - What benefit does tapping on the drill press offer...Ch. 4.3 - How many turns must a 1/4-20 tap be turned into a...Ch. 4.3 - Prob. 14RQ
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.Similar questions
- When using a magnetic chuck to hold a workpiece that is taller than its length or width, what should be done to ensure the part is held securely?arrow_forwardWhich would be the best workholding device for holding a 1/2" 8" 8" flat plate for drilling a hole in its edge?arrow_forwardThe wrong maintenance procedure followed while performing gib adjustment on a lathe machine is O Adjust the gib to new position by retighting lock on the front screw O On the front face of the tool slide loosen the gib screw on O The compound slide is moved over entire length after adjustment OOn the rear face of the tool slide loosen the gib screwarrow_forward
- List three benefits of holding a workpiece between centersarrow_forwardIt is a small tool that features the standard angle (600) for lathe centers and for threading tool for American National Standard screw threads. a. Gauge Block b. Feeler Gauge c. Center Gauge d. Screw-Pitch Gaugearrow_forwardCarriage is mounted on the outer guide ways of lathe bed and it can move in a direction parallel to the spindle axis. TRUE or FALSEarrow_forward
- Identify the drilling operation in which the top portion of a hole is enlarged to accommodate the bolt head . Counter boring operation Counter sinking operation Gun drilling Reamingarrow_forwardThe process of machining the start of a drilled hole to make a conical shape or angle is known as: Drilling Reaming Boring Countersinkingarrow_forwardWhat is Valve Guide Knurling?arrow_forward
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