Precision Machining Technology (MindTap Course List)
2nd Edition
ISBN: 9781285444543
Author: Peter J. Hoffman, Eric S. Hopewell, Brian Janes
Publisher: Cengage Learning
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Textbook Question
Chapter 7.1, Problem 7RQ
Tool and cutter grinders can be used to _______ existing cutting tools or to create new, customized cutting tools.
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Chapter 7 Solutions
Precision Machining Technology (MindTap Course List)
Ch. 7.1 - What are three benefits of precision grinding?Ch. 7.1 - What is the major use of the surface grinder?Ch. 7.1 - What are the two spindle types used for surface...Ch. 7.1 - What are the two types of table movements used for...Ch. 7.1 - Label the parts of the surface grinder.Ch. 7.1 - What are three types of cylindrical grinders?Ch. 7.1 - Tool and cutter grinders can be used to _______...Ch. 7.2 - What wheel shapes are commonly used for surface...Ch. 7.2 - What abrasive is commonly used to grind steels?Ch. 7.2 - What abrasive is used to grind nonferrous metals,...
Ch. 7.2 - What does CBN stand for?Ch. 7.2 - What superabrasive is a good choice for grinding...Ch. 7.2 - The grade of a wheel describes its __________ on a...Ch. 7.2 - Prob. 7RQCh. 7.2 - Prob. 8RQCh. 7.2 - Generally, harder wheels should be used to grind...Ch. 7.2 - Wheel A: 32A60H8V Wheel B: 39C100L6V What is the...Ch. 7.2 - Wheel A: 32A60H8V Wheel B: 39C100L6V Which wheel...Ch. 7.2 - Wheel A: 32A60H8V Wheel B: 39C100L6V Which wheel...Ch. 7.2 - Wheel A: 32A60H8V Wheel B: 39C100L6V Which wheel...Ch. 7.2 - Wheel A: 32A60H8V Wheel B: 39C100L6V What type of...Ch. 7.3 - List five surface grinder safety guidelines.Ch. 7.3 - What should be done to every grinding wheel before...Ch. 7.3 - When using a magnetic workholding device, the work...Ch. 7.3 - When using a magnetic chuck to hold a workpiece...Ch. 7.3 - Describe the difference between wheel truing and...Ch. 7.3 - What tool is used to true and dress an aluminum...Ch. 7.3 - How is a CBN wheel trued and dressed?Ch. 7.3 - Depth-of-cut range for surface grinding is: a....Ch. 7.3 - What should be done to a magnetic chuck when it...Ch. 7.3 - What workholding device can extend the magnetic...Ch. 7.3 - What workholding device can be used when grinding...Ch. 7.3 - Briefly describe the method for grinding two...Ch. 7.3 - List three types of workpiece features that can be...Ch. 7.3 - List three possible solutions to eliminate bum...Ch. 7.3 - What can cause scratches on the surface of a...
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- List three methods of applying lubricants to machine tools.arrow_forwardAnswer the following questions by circling True or False. 5. Tool layouts can be converted into a cam profile that is used for the control of the tool. .... () 6. Higher the rake angle, less the cutting forces. 7. A very large clearance angle increases the strength of the tool tip. 8. The continuous chip causes poor surface finish and low tool life. 9. Ceramics are the hardest tool materials in the world. 10. The smaller the cutting ratio, the larger the cutting deformation. 11. A shaper can be used for maching flat surfaces in horizontal and angular directions. 12. During the return stroke of the shaper, the cutting tool will simply be sliding... 13. The cutting speed of the hydraulic shaper changes throughout most of the cutting stroke. 14. Arbour-mounted cutters are used in vertical axis machines to generate flat surfaces... 15. Dividing head is an important attachment that is used to divide the periphery of the workpiece into a number of divisions to machine surfaces.. () () ()arrow_forwardI. Lathe machine, show some figures if necessary What is a single point cutting tool? What are the angles to which the surfaces of the tool bit are grounded? Their function each. Right cut and left cut tool bitarrow_forward
- Lathe operations and processes What is a single point cutting tool? What are the angles to which the surfaces of the tool bit are grounded? Their function each. Right cut and left cut tool bitarrow_forward5 Clapper box is used for _______ during machining. a. Push the tool down during return stroke b. Lift the tool during return stroke c. Lift the tool during cutting stroke d. Push the tool down during cutting strokearrow_forwardWhat machine tool is available with either horizontal or vertical spindle orientation and uses rotating cutting tools to primarily produce flat surfaces?arrow_forward
- b. A drilling operation is to be performed with a 13 mm diameter HSS twist drill on a mild steel workpiece that has an overall thickness of 80mm. The hole is to be drilled to a depth of 65 mm. The recommended cutting speed is 0.42 m/s and the feed is 0.30 mm/rev. i) What is the typical point angle of such a drill? ii) Determine the cutting time to complete the drilling operation.arrow_forwardWhich of the below is true for conventional milling: Chips are removed behind the cutter which reduces the chance of re-cutting Chip width starts from zero and increases which causes more heat to diffuse into the workpiece and produces work hardening O Creates cleaner shear plane which causes the tool to rub less and increases tool lifearrow_forwardFor straight turn of a 6 x 1.1-inch dia. into 1in finished diameter material. What is the time required to finished a cut when the depth of cut is 0.02 inch and the feed rate 5 inch / sec, RPM is 60. The subject is Machine Shop Theoryarrow_forward
- What do you mean by attrition wear in tools?arrow_forwardGenerally, to decrease or eliminate built-up edge, _______________________________________. Group of answer choices the cutting speed needs to be decreased tip radius of the tool need to be increased depth of cutting needs to be increased rake angle needs to be increased PreviousNextarrow_forwardIt carries the cutting tool and precisely controls its movement either parallel to the ways ,called straight turning or at right angles to the ways (a) Tail stock (b)Heat stock (c)Spindle (d) Carriagearrow_forward
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