Machine Tool Practices (10th Edition)
10th Edition
ISBN: 9780132912655
Author: Richard R. Kibbe, Roland O. Meyer, Warren T. White, John E. Neely, Jon Stenerson, Kelly Curran
Publisher: PEARSON
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Chapter A.3, Problem 8ST
To determine
The name of the two machine operations specified on the drawing.
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Determine the number of strokes per minute at which the shaper should run to machine a piece of copper having a cutting speed of 80 feet per minute and with stroke adjusted to 6 inches.
A mild steel specimen of Initial diameter of 53.5 mm is turned to final diameter of 49
mm for an initial length of 151 mm on a lathe machine.
Using the given data find the following.
(i) Feed of 0.2 mm/rev & Depth of cut is 0.5 mm
(ii) During machining the tool's approach length is 7 mm, over run length is 4mm
(iii) Total time required to complete the turning operation is 52.6 minutes
(a) Find number of passes to finish the entire turning operation
(b) The actual length of the turning operation in mm
(c)The time required to complete one single turning operation in minutes
(d) Spindle speed in rpm
A mild steel specimen of Initial diameter of 53.5 mm is turned to final diameter of 47 mm for an initial length of 154 mm on a lathe machine.
Using the given data find the following.
(i) Feed of 0.4 mm/rev & Depth of cut is 0.5 mm
(ii) During machining the tool's approach length is 5 mm, over run length is 2mm
(iii) Total time required to complete the turning operation is 59.6 minutes
Chapter A Solutions
Machine Tool Practices (10th Edition)
Ch. A.1 - What is the primary piece of safety equipment in...Ch. A.1 - Prob. 2STCh. A.1 - Prob. 3STCh. A.1 - Prob. 4STCh. A.1 - What hazards exist from coolants, oils, and...Ch. A.1 - Prob. 6STCh. A.1 - Prob. 7STCh. A.1 - Prob. 8STCh. A.1 - Prob. 9STCh. A.1 - Prob. 10ST
Ch. A.1 - Prob. 11STCh. A.2 - Define the term pitch diameter.Ch. A.2 - Name two ways to measure a thread.Ch. A.2 - What is the rule of thumb for the length of...Ch. A.2 - Describe when class two fits are used.Ch. A.2 - Describe UNC and UNF.Ch. A.2 - What is the formula for calculating the OD of a...Ch. A.2 - When are stud bolts used?Ch. A.2 - Prob. 9STCh. A.2 - Explain two reasons why flat washers are used.Ch. A.2 - What is the purpose of a helical spring lock...Ch. A.2 - When is an internal-external tooth lock washer...Ch. A.2 - When are dowel pins used?Ch. A.2 - When are taper pins used?Ch. A.2 - When are roll pins used?Ch. A.2 - What are retaining lings?Ch. A.2 - Prob. 17STCh. A.2 - Prob. 18STCh. A.2 - Prob. 19STCh. A.3 - Prob. 1STCh. A.3 - Prob. 2STCh. A.3 - Prob. 3STCh. A.3 - Prob. 4STCh. A.3 - Prob. 5STCh. A.3 - Prob. 6STCh. A.3 - Prob. 7STCh. A.3 - Prob. 8STCh. A.3 - Prob. 9STCh. A.3 - Prob. 10STCh. A - Companies are looking for people with good...Ch. A - Prob. 4STCh. A - Prob. 5STCh. A - Prob. 6STCh. A - What is the basis of the five S tool?Ch. A - Prob. 8STCh. A - Prob. 9STCh. A - What is poka-Yoke?
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- A mild steel specimen of Initial diameter of 30.5 mm is turned to final diameter of 27 mm for an initial length of 153 mm on a lathe machine. Using the given data find the following. (i) Feed of 0.4 mm/rev & Depth of cut is 0.5 mm (ii)During machining the tool's approach length is 5 mm, over run length is 2mm (iii) Time required to complete one single turning operation is 3.5 minutes (a)Find number of passes to finish the entire turning operation (b) Total time required to complete the turning operation in minutesarrow_forwardA mild steel specimen of Initial diameter of 30.5 mm is turned to final diameter of 27 mm for an initial length of 153 mm on a lathe machine. Using the given data find the following. (i) Feed of 0.4 mm/rev & Depth of cut is 0.5 mm (ii)During machining the tool's approach length is 5 mm, over run length is 2mm (iii) Time required to complete one single turning operation is 3.5 minutes (c) Spindle speed in in rpm (= (d) Cutting speed in m/minutes(=arrow_forward6) Find the spindle speed in rpm, if the slotting operation is performed by 14mm end mill with a cutting speed of 16 meter /minute. Spindle speed in rpm=arrow_forward
- The outline of the part in figure below is to be profile milled, using a 20 mm diameter end mill with two teeth. The part is 10 mm thick. Cutting speed =125 m/min and feed = 0.10 mm/rev. Use the lower left comer of the part as the origin in the x-y axis system. The two holes in the part have already been drilled and will be used for clamping the part during milling, Write the part program in the APT format.arrow_forwardFind the spindle speed in rpm, if the slotting operation is performed by 14mm end mill with a cutting speed of 16 meter /minute. Spindle speed in rpm= Answerarrow_forwardTaper turning is performed on a mild steel specimen, using the given data determine the following. of () Large diameter of the taper is 31.5 mm (ii) Spindle speed is 190 rpm, feed is 0.2 mm/rev & Depth of cut is 0.5 mm tion (ii) 1.5 minutes and 17.7 minutes are respective time required to complete one single taper turning operation and total time required to complete the taper turning operation Find (a) Cutting speed in m/minutes - (* (b) Taper Length in mm - (1 (c) Taper angle in degreearrow_forward
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