EBK MANUFACTURING ENGINEERING & TECHNOL
7th Edition
ISBN: 8220100793431
Author: KALPAKJIAN
Publisher: PEARSON
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Chapter 23, Problem 34QLP
What concerns would you have in turning a powder metal part, such as a shaft made by the Osprey process (see Fig. 17.21)?
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Chapter 23 Solutions
EBK MANUFACTURING ENGINEERING & TECHNOL
Ch. 23 - Describe the types of machining operations that...Ch. 23 - What is turning? What kind of chips are produced...Ch. 23 - What is the thrust force in turning? What is the...Ch. 23 - What are the components of a lathe?Ch. 23 - (a) What is a tracer lathe? (b) What is an...Ch. 23 - Describe the operations that can be performed on a...Ch. 23 - Why were power chucks developed?Ch. 23 - Explain why operations such as boring on a lathe...Ch. 23 - Why are turret lathes typically equipped with more...Ch. 23 - Describe the differences between boring a...
Ch. 23 - How is drill life determined?Ch. 23 - What is the difference between a conventional...Ch. 23 - Why are reaming operations performed?Ch. 23 - Explain the functions of the saddle on a lathe.Ch. 23 - Describe the relative advantages of (a)...Ch. 23 - Explain how external threads are cut on a lathe.Ch. 23 - Prob. 17RQCh. 23 - Explain the reasoning behind the various design...Ch. 23 - Note that both the terms tool strength and...Ch. 23 - (a) List and explain the factors that contribute...Ch. 23 - Explain why the sequence of drilling, boring, and...Ch. 23 - Why would machining operations be necessary even...Ch. 23 - A highly oxidized and uneven round bar is being...Ch. 23 - Describe the difficulties that may be encountered...Ch. 23 - (a) Does the force or torque in drilling change as...Ch. 23 - Explain the similarities and differences in the...Ch. 23 - Describe the advantages and applications of having...Ch. 23 - Assume that you are asked to perform a boring...Ch. 23 - Explain the reasons for the major trend that has...Ch. 23 - Describe your observations concerning the contents...Ch. 23 - The footnote to Table 23.12 states that as the...Ch. 23 - In modern manufacturing, which types of metal...Ch. 23 - Sketch the tooling marks you would expect if a...Ch. 23 - What concerns would you have in turning a powder...Ch. 23 - The operational severity for reaming is much lower...Ch. 23 - Review Fig. 23.6, and comment on the factors...Ch. 23 - Explain how gun drills remain centered during...Ch. 23 - Comment on the magnitude of the wedge angle on the...Ch. 23 - If inserts are used in a drill bit (see Fig....Ch. 23 - Refer to Fig. 23.11b, and in addition to the tools...Ch. 23 - Calculate the same quantities as in Example 23.1...Ch. 23 - Estimate the machining time required to rough turn...Ch. 23 - A high-strength cast-iron bar 8 in. in diameter is...Ch. 23 - A 0.30-in.-diameter drill is used on a drill press...Ch. 23 - In Example 23.4, assume that the workpiece...Ch. 23 - For the data in Problem 23.45, calculate the power...Ch. 23 - A 6-in.-diameter aluminum cylinder 10 in. in...Ch. 23 - A lathe is set up to machine a taper on a bar...Ch. 23 - Assuming that the coefficient of friction is 0.25,...Ch. 23 - A 3-in.-diameter, gray cast iron cylindrical part...Ch. 23 - Would you consider the machining processes...Ch. 23 - Would it be difficult to use the machining...Ch. 23 - If a bolt breaks in a hole, it typically is...Ch. 23 - An important trend in machining operations is the...Ch. 23 - Review Fig. 23.8d, and explain if it would be...Ch. 23 - Boring bars can be designed with internal damping...Ch. 23 - A large bolt is to be produced from extruded...Ch. 23 - Make a comprehensive table of the process...
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- A 150 mm long with 12.5 mm in diameter of a stainless steel rod is being reduced in diameter to 12.0 mm using a lathe machine. The machine spindle rotates at 400 rpm, and tool is traveling at an axial speed of 200 mm/min. (c) Calculate: (i) Cutting speed (ii) Material remo val rate (iii) Cutting time.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_forwardAn aluminum oxide cutting tool will be produced. Would you produce it by casting? If you don't agree, please explain your reasoning and suggest a production method.arrow_forward
- Discuss the Applications and Importance of knurling and Taper turning Operations.arrow_forwardHello, in the second case it was said that 80% of Ore is grinded to a particle size of below 0.4mm. I would like to know why 0.9 mm was chosen as the feed size in the second case.arrow_forward1. A 12.5cm long, 5.25mm radius copper alloy rod is being reduced in diameter to 4.25mm by turning on a lathe. The spindle rotates at N = 400rpm, and the tool is traveling at an axial speed of 200mm/min. Calculate the cutting speed, material-removal rate, cutting time, power dissipated, and cutting force. %3Darrow_forward
- A 150-mm-long, 12.5-mm-diameter 304 stainless-steel rod is being reduced in diameter to 12.0 mm by turning on a lathe. The spindle rotates at N = 400 rpm, and the tool is traveling at an axial speed of 200 mm/min. Calculate the cutting speed, material- removal rate, cutting time, power dissipated, and cutting force. %3Darrow_forward(34 10l ll SHEET 4 Lathes and... -> SHEET 4 Lathes and Milling operations 1- Define lath Process, why the tool should have Red Hardness Property? 2- What are the kinds of Cutting operations carried out using Lathes? 3- What are the Cutting Tools used in Shaping operation? 4- Explain some of common operation associated with drilling? 5- Define Milling Operations and what are differences between lathes and milling machines? 6- Explain with Drawings different types of Milling operations? 7- What are the different types of Milling machines?arrow_forwardA 10 mm thick plate is rolled to 7 mm thick in a rolling mill using 1000 mm diameter rigid rolls. The neutral point is located at an angle of 0.3 times the bite angle from the exit. What will be the thickness of the plate at the neutral point.arrow_forward
- I need answer within 20 minutes please please with my best wishesarrow_forwardIn machining a mild steel work piece with carbide tool, the life of the tool was found to be 1 hour and 40 minutes, at a spindle speed of 30 m/min. Calculate the tool life if it has to be operated at a speed of 40% higher than the initial cutting speed. Also calculate the cutting speed if the tool is required to have a life of 2 hours and 45 minutes. Assume Taylor's exponent valuen is 0.28.arrow_forwardIn a turning operation, the workpiece diameter is Dm=44.00 mm and the diameter after the operation should be 22.00 mm. The cutting speed is set to 105.00 m/min and the federate is 0.03 mm/rev. Calculate the material 3 removal rate (Cm²Imin) for this operation (Do not input units). Your Answer: Answerarrow_forward
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