Show by a suitable sketch the rake and clearance angle of cutting tool in a machining work. Also states why these angles are provided.
Q: Examples (homework) 1. In orthogonal cutting if the depth of cut is a 1.25 mm and chip thickness…
A: As per our guidelines, we are supposed to answer only first one question in case of multiple…
Q: Turning tests have resulted in 1 min tool life at a cutting speed = 4.0 m/s and a 20 min tool life…
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Q: Make a comprehensive write up on tool-wear and tool life with due reference to cutting speed and…
A: Short cutting times, long tool life, and great cutting precision are ideal cutting circumstances.…
Q: 1. A workpiece with 25mm diameter is turned in a centre lathe with a back rake angle of 12 degrees…
A: For solution refer below images.
Q: 9. Ceramics are the hardest tool materials in the world. 10. The smaller the cutting ratio, the…
A: Given: “Since you have posted a question with multiple sub-parts, we will solve the first three…
Q: Show by a suitable sketch the rake and clearance angle of cutting tool in a machining work Also…
A: GIVEN DATA RAKE AND CLEARANCE ANGLE GIVEN WE HAVE TO SHOW IT ON DIAGRAM AND SIGNIFICANCE OF IT
Q: Milling is an intermitted cutting operation”. Explain it.
A: Milling is the process of machining using rotary cutters to remove material by advancing a…
Q: Question 2 Briefly explain the following chips formation in machining operation with the help of…
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Q: Given that the length of a work-piece made from copper alloy to be face-milled is 250 mm and the…
A: Given : L = 250 mm D = 150 mm z = 10 To find : Cutting speed and feed
Q: with neat sketch explain any three different types mandrels used in a lathe. Why is it used
A: A devices which is used to hold the job for machining on lathes is called Lathe mandrels . Few…
Q: For pocket operation of 2 x 3 inch surface and dept of 0.06 in using 0.5 in end mill tool. What is…
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Q: During turning tests, using a cemented carbide tool resulted in a 1‑min tool life at a cutting speed…
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Q: A cutting tool has a nose radius of 1.8mm find the feed rate for a theoretical surface roughness of…
A: Concept: Surface roughness is measured by center line average. (CLA) CLA = (fxf) / (8 x R) Where f…
Q: regrind and machining cost is Rs.10/min. Tool change time is 2 min. Optimum cutting speed (in m/min)…
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Q: Q4: Answer the following questions: 1. Increasing cutting speed is undesirable at any time to raise…
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Q: During orthogonal cutting of MS with a 10 ° rake angle tool, the chip thickness ratio was obtained…
A: Given data: The rake angle is θ = 10o. The chip thickness ratio is r = 0.4.
Q: 1. Write down the important properties of cutting tool? Write short note on 4 different types of…
A: Dear student, there are two different questions in the single question and we are suppose to solve…
Q: The face milling cutter of D = 200 mm used to cut a block which is 200 mm = H, 1=480 mm, if f- 0.7…
A: Machine time is the ratio of length divided by cutting speed. Here, Length = length of block +…
Q: List down three types of milling cutters used in machining process and sketch their cutting process.…
A: d) face milling, double angle milling & form milling cutter e) v=rw
Q: List all the steps turning operation in details to perform the machining process with the help of…
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Q: In a turning operation on carbon steel with hardness- 175 HB. the cutting speed - 225 m/min, feed-…
A: GivenV=225m/minf=0.25mm/revd=7.5mmη=90% Cutting energy for Brinell hardess 175Hb=1.6J/mm3U=1.6J/mm3
Q: In orthogonal cutting if the depth of cut is a 1.25 mm and chip thickness after cutting is 2 mm,…
A: The cutting operation in which the angle between the cutting edge of tool and cutting velocity is 90…
Q: In a cutting test with 0.3 mm flank wear as tool failure criterion, a tool life of 10 min was…
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Q: In milling operation, the cutting speed is 150 m/min with a tool of 12 mm diameter. What is the…
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Q: The workpiece of size o 50 mm x 90 mm length is to be reduced to o 42 mm x 85 mm. If the depth of…
A: We have provided data from the question, Initial diameter= 50 mm; Initial length= 90 mm Final…
Q: QUESTION 2 Tool life can be defined as the actual machining time of successive surface sharpening…
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Q: QUESTION 1 Calculate the spindie speed in RPM of a lathe turning a 96 milimeter diameter material…
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Q: A cylindrical work part 200 mm in diameter and 700mm long is to be turned in an engine lathe.…
A: Given:D=200 mmL=700 mmV=2.3 m/sf=0.32 mm/revd=1.8 mm
Q: n a drilling operation under, a given condition, the tool life found to decrease from 20 mint to 5…
A: Given:Tool life, T1=20 minutefinal tool life, T2=5 minutedrill speed, N1=200 rpmfinal drill speed,…
Q: In a machine test, a cutting speed of 100 m/min indicated the tool life as 16 min and a cutting…
A: Given data: The first cutting speed is V1 = 100 m/min. The tool life based on first cutting speed…
Q: QUESTION 1 Calculate the spindle speed in RPM of a lathe turning a 96 milimeter diameter material…
A: Given:d=96 mmV=148 SMPM
Q: Give 3 reasons why conventional machining is essential. b. What is the difference between the…
A: (A) Machining refers to the process in which a cutting tool is used to cutting material from the…
Q: A work piece diameter is 30mm has been reduced to 27mm in turning process. Therefore one of the…
A: We are authorized to answer one question at a time, since you have not mentioned which question you…
Q: The machine preferred for producing 100 pieces
A: Given; Data shown is; Conventional lathe and CNC lathe are in consideration for…
Q: Explain how a dull tool can lead to negative rake angles.
A: Dull tool :- With large lots and aggressive machining conditions, it is likely that cutting tools…
Q: During orthogonal cutting of MS with a 15degree rake angle tool, the chip thickness ratio was…
A: As per given question Rake angle =15° Chip thickness =0.2 We have to determine shear angel
Q: mm and 7.6 An orthogonal machining operation is performed on a mild steel part 5 mm wide. The tool…
A: Introduction: The cutting velocity in orthogonal cutting is perpendicular to the breadth of the…
Q: Q1 The tool signature of a single point cutting tool in NRS system is 15° – 10° – 5° – 10° – 25° –…
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Q: (j) In a turning operation on stainless steel with hardness = 200 HB, the cutting speed = 250 m/min,…
A: Given data : stainless steel with hardness = 200 HB cutting speed (v) = 250 m/min feed (f) = 0.3…
Q: Problem #2: Do a comparison between turning Vs. milling operations use some graphs if possible.
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Q: (e) Briefly describe types of chips that occur in metal cutting. (f) For orthogonal cutting, the…
A: Types of chip 1) continuous chip - the condition for the formation of continuous chip without built…
Q: Write down the steps required to proof the mathematical relation for SHEAR PLANE ANGLE in Orthogonal…
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Q: Show that, for the same shear angle, there are two rake angles that give the same cutting ratio
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Q: For the operation of straight turning in a lathe machine, the diameter of the workpiece is 80 mm,…
A: Given Data Diameter of workpiece is: D=80 mm=0.08 m Length of workpiece is : L=0.12 m Cutting…
Q: Example 4.2.4: In testing operation for two cutting tools from the same material, found that first…
A: Given data:
Q: 1. A turning operation is performed on a cylindrical work part whose diameter 150 mm and length 375…
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Q: In a turning operation, the workpiece diameter is Dm=44.00 mm and the diameter after the operation…
A: Given:Dm=44 mmDc=22 mmV=15 m/minf=0.03 mm/rev
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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 (c) Spindle speed in in rpm (= (d) Cutting speed in m/minutes(=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 rpmA mild steel specimen of Initial diameter of 32.5 mm is turned to final diameter of 25 mm for an initial length of 154 mm on a lathe machine. Using the given data find the following. (i) Feed of 0.3 mm/rev & Depth of cut is 0.5 mm (ii)During machining the tool's approach length is 6 mm, over run length is 3mm (iii) Time required to complete one single turning operation is 2.3 minutes (a)Find number of passes to finish the entire turning operation (b) Total time required to complete the turning operation in minutes (c) Spindle speed in in rpm (d) Cutting speed in m/minutes
- 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 minutesA 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 (a) Find number of passes to finish the entire turning operation ( (b) The actual length of the turning operation in mm ('1. List the operations and the tools needed to make the following shape.2. Find the speed of rotation (RPM N) of each tool during roughing andfinishing.The material of the piece is Stainless Steel (C45) with CARBIDE TOOL.
- How many cutting-plane lines are shown on this print?Write TRUE is the statement/s is True. If the statement is false, identify the word/s that makes the sentence incorrect and write its corresponding correct answer. Alterations on the independent factors during cutting process can cause tool wear. Surface finish and surface integrity of the workpiece are affected by the tool shape and its sharpness.In machining operation, if velocity doubled then the tool life reduced to 1/16 th of initial value find the Taylor's tool life index (n) for a machining operation.
- 1. A workpiece with 25mm diameter is turned in a centre lathe with a back rake angle of 12 degrees and front relief angle 7 degrees. Calculate the actual cutting angles (rake angle and clearance angle) if the cutting tool is set (a) 0.8mm above the centre line of the work piece, and (b) 0.8mm below the centre line of the work piece. Rake angle h End clearance angle Figure. Tool setting errorsFor 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 TheoryWhat size is called actual? 1) the size obtained in the machining of parts and measured with an allowable error 2) the size calculated and indicated on the detail drawing 3) the limit size, bigger of which should not be the size of the finished part 4) the limit size, smaller of which should not be the size of the finished part.