Precision Machining Technology
3rd Edition
ISBN: 9781337795302
Author: Peter, Hoffman.
Publisher: Cengage Learning,
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Question
Chapter 4.3, Problem 14RQ
To determine
The number of turns a tap must turn to produce
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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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- Refer to drawing 21A044, How many full threads will the extra fine tapped hole contain? (Disregard chamfer) All abbreviations are standardarrow_forwardRefer to drawing 21A044, How many full threads will the fine tapped hole contain at minimum depth (disregard chamfer)? All abbreviations are standardarrow_forwardWhat type of thread is machined on a tapered diameter and is used to create leak-proof joints?arrow_forward
- Write 10 steps of the Procedure for internal thread cuttingarrow_forwardConsider a thread callout of Dia 0.375-10 UNF-2B. How far will the thread travel if it is subjected to 3 full rotations? (Assume infinite thread lengths for simplicity)? Units are in Inches List your answer in a decimal format.arrow_forwardWhat is the major diameter of the thread? 16mm?arrow_forward
- Consider a thread callout of Dia 0.500-24 UNF-3A. Based on the information given, is this thread/screw an external (male) thread or an internal (female) thread?arrow_forwardHow many 4.2 mm x 18.2 mm notches are featured on this part?arrow_forwardWhen threading, what is the reason for feeding the cutting tool at an angle for each depth cut?arrow_forward
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