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 6.3, Problem 13RQ
What diameter cutter should be used to create 3/16" radii in the corners of a pocket?
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Chapter 6 Solutions
Precision Machining Technology (MindTap Course List)
Ch. 6.1 - What part of the vertical milling machine allows...Ch. 6.1 - Briefly describe the direction of movement...Ch. 6.1 - When a table handle is turned clockwise the table...Ch. 6.1 - What distance does the saddle or table usually...Ch. 6.1 - Prob. 5RQCh. 6.1 - Briefly describe the function of the turret and...Ch. 6.1 - What is the name of the taper found in most modem...Ch. 6.1 - What part of the vertical mill can be raised and...Ch. 6.1 - How can power quill feed be automatically stopped...Ch. 6.1 - What is a benefit of using a DRO instead of...
Ch. 6.2 - Many of the cutters used in machining are made of...Ch. 6.2 - What type of cutting tool would most likely be...Ch. 6.2 - Which type of cutter would most likely be used to...Ch. 6.2 - What workpiece factors might cause a four-flute...Ch. 6.2 - List three types of milling cutters that are used...Ch. 6.2 - Most manual vertical milling machine spindles are...Ch. 6.2 - A __________ is used to retain the toolholder in...Ch. 6.2 - What type of toolholder might he selected for...Ch. 6.2 - Sketch a corner-rounding endmill.Ch. 6.2 - What toolholding device uses two drive keys and a...Ch. 6.2 - Prob. 11RQCh. 6.2 - List the four basic pieces of a step clamp set: a....Ch. 6.2 - Prob. 13RQCh. 6.2 - Irregularly shaped work may be held in a custom...Ch. 6.3 - List five safety guidelines to observe when...Ch. 6.3 - Briefly describe the process of aligning a milling...Ch. 6.3 - What is chip load?Ch. 6.3 - Define IPM.Ch. 6.3 - Calculate spindle speed and feed for the two...Ch. 6.3 - Briefly describe the process of locating the...Ch. 6.3 - What are two benefits of boring over other...Ch. 6.3 - What are face milling and peripheral milling?Ch. 6.3 - When squaring a block on the vertical mill, what...Ch. 6.3 - What are the three basic methods used to mill...Ch. 6.3 - What must first be done before milling with either...Ch. 6.3 - Prob. 12RQCh. 6.3 - What diameter cutter should be used to create...Ch. 6.3 - When roughing a pocket, should you machine in a...Ch. 6.4 - What is a rotary axis?Ch. 6.4 - Define the term indexing.Ch. 6.4 - Describe the primary differences between the...Ch. 6.4 - Name three types of workpiece features that are...Ch. 6.4 - Briefly describe the two alignment steps that need...Ch. 6.4 - If the outside of a 6"-diameter disk is to be...Ch. 6.4 - What is the gear ratio found in the gear train of...Ch. 6.4 - When using the indexing head, a __________ can be...Ch. 6.4 - A workpiece requires 9 divisions. Calculate the...Ch. 6.4 - In the formula 40D=T,what do T and D represent?
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- A lathe cross slide uses a diameter-reading micrometer collar. If the cross slide is advanced by 0.150". what depth of cut would result?arrow_forwardTo perform a facing cut using a tool with a nose radius of 1/32, what will the programmed X-axis end point at the center of the part be?arrow_forwardMany of the cutters used in machining are made of either __________________ or ____________________.arrow_forward
- What two other tools could be used with the answer to the previous question to check for perpendicularity?arrow_forwardSawing machines can be divided into roughly four categories. They are _________________, ______________, ________________, and the ______________.arrow_forward1. If a machinist wanted to drill a % inch hole in a piece of machine steel using a high speed steel drill. At what speed in revolutions per minute should he operate the drill press? 2. Find the revolutions per minute of an 8 mm drill if it is used to cut an aluminum workpiece using a high carbon steel drill. 3. The rpm setting of the drill press is set to 600 rpm. What is the maximum diameter in inches of a high speed drill if it is used to drill a tool steel material? 4. A drill press has the following rpm settings; 350, 600, 1100, & 1600. What rpm setting must be used if a 15 mm high speed steel drill is used to cut brass workpiece? 5. A machine operator drills a hole of a 3/8 inch diameter to a stainless steel using a carbon steel drill. He sets the drill press rpm setting to 900 rpm. Is he operating at correct setting? If not, then what must be the correct rpm setting considering that the machine has the following rpm settings of 300, 600, 900, 1200, and 1800?arrow_forward
- How long will it take to mill a ¾ inch by 2 inches long keyway in a 3 inches diameter shafting with a 24 tooth cutter turning at 100 rpm and 0.005 inch feed/tooth?arrow_forwardFind the end mill diameter for slotting operation by a cutting speed of 18 meter /minute and spindle speed of 260 rpm. End mill diameter in mm =arrow_forwardIn milling operation, the cutting speed is 150 m/min with a tool of 12 mm diameter. What is the right spindle speed rpm for this operation? (Choose the most close to your calculated value) 4500 O 3980 3700 4200arrow_forward
- 1. What type of milling machine can be used to make the groove in the shaft?2. The diameter of the shaft is d = 25 mm. Find the width and depth of the groove (use the table below).3. Find the diameter of the tool.4. Find the speed of rotation (RPM N) of the tool during roughing and finishing.The material of the shaft is Stainless Steel (C45) with CARBIDE TOOL.arrow_forwardWhen threading, what is the reason for feeding the cutting tool at an angle for each depth cut?arrow_forward-How many holes require drilling? -What is the center to center distance of the 6mm tapped holes? -What tap drill is used for holes marked Z? -How many surfaces are machine finished? -What are the dimensions of the face marked F & C? -What are the dimensions have symbols A, E &, B -In what dihedral angle is the drawing made? -What is the max and min dimensions of D -What is the tolerance of measurement D?arrow_forward
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