Manufacturing Engineering And Technology
7th Edition
ISBN: 9789810694067
Author: Stephen R. Schmid (author) Serope Kalpakjian (author)
Publisher: Pearson Education Orphans
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Textbook Question
Chapter 27, Problem 50SDP
With appropriate sketches, describe the principles of various work-holding methods and devices that can be used for the processes described in this chapter.
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Chapter 27 Solutions
Manufacturing Engineering And Technology
Ch. 27 - Describe the similarities and differences between...Ch. 27 - Name the processes involved in chemical machining....Ch. 27 - Explain the difference between chemical machining...Ch. 27 - What is the underlying principle of...Ch. 27 - Explain how the EDM process is capable of...Ch. 27 - What are the important features of the Blue Arc...Ch. 27 - What are the capabilities of wire EDM? Could this...Ch. 27 - Explain why laser Microjet has a large depth of...Ch. 27 - Describe the advantages of water-jet machining.Ch. 27 - What is the difference between photochemical...
Ch. 27 - What type of workpiece is not suitable for...Ch. 27 - What is an undercut? Why must it be considered in...Ch. 27 - Explain the principle of hybrid machining.Ch. 27 - Give technical and economic reasons that the...Ch. 27 - Why is the preshaping or premachining of parts...Ch. 27 - Explain why the mechanical properties of workpiece...Ch. 27 - Prob. 17QLPCh. 27 - Prob. 18QLPCh. 27 - Why has electrical-discharge machining become so...Ch. 27 - Prob. 20QLPCh. 27 - Which of the advanced machining processes would...Ch. 27 - Which of the processes described in require a...Ch. 27 - Describe your thoughts regarding the laser-beam...Ch. 27 - Are deburring operations still necessary for some...Ch. 27 - List and explain factors that contribute to a poor...Ch. 27 - What is the purpose of the abrasives in...Ch. 27 - Which of the processes described in this chapter...Ch. 27 - Is kerf width important in wire EDM? Explain.Ch. 27 - Comment on your observations regarding Fig. 27.4.Ch. 27 - Why may different advanced machining processes...Ch. 27 - A 200-mm-deep hole that is 30 mm in diameter is...Ch. 27 - If the operation in Problem 27.31 were performed...Ch. 27 - A cutting-off operation is being performed with a...Ch. 27 - A 0.80-in.-thick copper plate is being machined by...Ch. 27 - Explain why it is difficult to produce sharp...Ch. 27 - Make a list of the processes described in this...Ch. 27 - Would the processes described in this chapter be...Ch. 27 - Prob. 38SDPCh. 27 - Describe your thoughts as to whether the...Ch. 27 - Make a list of machining processes that may be...Ch. 27 - At what stage is the abrasive in abrasive...Ch. 27 - Describe the similarities and differences among...Ch. 27 - Describe the similarities and differences among...Ch. 27 - Describe any workpiece size limitations in...Ch. 27 - Suggest several design applications for the types...Ch. 27 - Based on the topics covered in Parts III and IV,...Ch. 27 - Review Example 27.1 and explain the relevant...Ch. 27 - Precision engineering is a term that is used to...Ch. 27 - With appropriate sketches, describe the principles...Ch. 27 - Make a table of the process capabilities of the...Ch. 27 - One of the general concerns regarding advanced...Ch. 27 - It can be seen that several of the processes...
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- A student is using a lathe with 80-hp and 80% efficiency to fabricate a copper alloy with Sy= 1200 ksi. If the width of cut is 0.30 in. and the student set a rake angle of 0° and a cutting speed of 200 ft/ min while she assumed a coefficient of friction to be 0.5. What is the maximum depth of cut the student can achieve?arrow_forwarda rod is to be manufactured using turning operations and is made of Nickel alloy. The rod is 80 mm in length and 15 mm in diameter. The final required diameter is 10 mm and the spindle rotates at N = 500 rpm while the tool axial speed is 100 mm/ min. Calculate material removal rate, cutting speed, cutting time, the power dissipated, and cutting force.arrow_forwardFor the following application, identify one or more nontraditional machining processes that might be used, and present arguments to support your selection. Assume that either the part geometry or the work material (or both) preclude the use of conventional machining. The application is a matrix of 0.1 mm (0.004 in) diameter holes in a plate of 3.2 mm (0.125 in) thick hardened tool steel. The matrix is rectangular, 75 by 125 mm (3.0 by 5.0 in) with the separation between holes in each direction = 1.6 mm ( 0.0625 in).arrow_forward
- A student is using a lathe with 80-hp and 80% efficiency to fabricate a copper alloy with Sy = 1200ksi If the width of cut is 0.30 inand the student set a rake angle of 0and a cutting speed of 200fl / min while she assumed a coefficient of friction to be 0.5. What is the maximum depth of cut the student can achieve?arrow_forwardList manufacturing operations in which high friction is desirable and those in which low friction is desirable,arrow_forwardWhat are the functions served by cutting fluid? Give broad classification of cutting fluid and explain each in detail .arrow_forward
- A motorised metal guillotine machine is required to cut 45 mm diameter hole in a plate of 20 mm thickness at rate of 35 holes per minute. It requires a torque of 7 Nm for an area of hole in mm2. If the cutting takes 1/10 of a second and the speed of its flywheel varies from 165 rpm to 145 rpm, calculate:arrow_forwardExplain the production of bolts by rubbing method by drawing a figure. Compare and write the advantages of machining with bolt manufacturing.arrow_forwardDraw the forces and angles involved in the cutting process and calculate shear angle (0), friction coefficient and tangential force if ,cutting force = 80 kN, resultant of forces =100kN, friction force=75kN, rake angle =20° undeformed chip thickness = 0.65mm and deformed chip thickness = 0.72mmarrow_forward
- Calculate the spindle speed for a Lathe Machine, if the cutting speed for a mild steel material workpiece is 34 m/min and the diameter of the cylindrical workpiece is 46 mm.arrow_forwardFor the following application, identify one or more nontraditional machining processes that might be used, and present arguments to support your selection. Assume that either the part geometry or the work material (or both) preclude the use of conventional machining. The application is a through-hole in the shape of the letter L in a 12.5 mm (0.5 in) thick plate of glass. The size of the "L" is 25 by 15 mm (1.0 by 0.6 in) and the width of the hole is 3 mm (1/8 in).arrow_forwardGive a detailed explanation. Explain why fasteners, such as bolt-and-nut, used in machines operating at high temperature must be re-tightened regularly.arrow_forward
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