Please do this During a turning operation, the following equation is given for tool lifeVT013 f0.77 d0.37 = C2.5A 60 minutes tool life was obtained while cutting at V= 30 m/min, f 0.3 mm/rev and dmm. If the cutting speed, feed and depth of cut are increased together by 20%, then the newtool life is(a) 14.75 min(b) 8.26 mm(c) 2.98 min(d) 5.22 min

Answered: Image /qna-images/answer/20c32cf9-38e7-47af-ad74-634ae9ce52b6.jpg

Answered: cutting at V = 30 m/min, f 0.3 mm of…

Engineering

Mechanical Engineering

cutting at V = 30 m/min, f 0.3 mm of cut are increased together by 20

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

See similar textbooks

Related questions

Q: feed rate for a theoretical surface

A: Given; Nose radius of a cutting tool=1.8 mmFeed rate for s theoretical surface roughness of; Rt=5…

Q: what is the cutting speed of a shaper having 80 strokes per minute with a length of a stroke at 1.25…

A: Given data, S = 80 stroke/min L = 1.25 feet = 15 in Find Cutting speed = V

Q: (b):- Calculate the total time to mill a block of aluminum with dimensions of 100 x 40 x 50 to…

Q: Describe four (4) functions of cutting fluid.

A: Dear student, we are suppose to solve only one question. Please post other question as a separate…

Q: D.= 0.250" D, = 0.125" %3D L- 6.250" If Cutting speed v=211 FPM (feet per minute) and f= 0.0018…

A: Given:Do=0.250 inDi=0.125 inv=211 feet/minf=0.0018 in/rev

Q: D.= 0.250" D, = 0.125" %3D L-6.250" If Cutting speed v=211 FPM (feet per minute) and f= 0.0018…

A: Given:v=211 feet/minf=0.0018 in/revL=6.250 in

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: i need the answer quickly

Q: A twin-spindle drill simultaneously drills one ½-in hole and one ¾" through a 1" wide work piece.…

Q: List the factors that contribute to poor surface finish in cutting.

A: It is required to enlist the factors that contribute to poor surface finish in cutting

Q: Q3 A) A shaft with 150mm in diameter and 1 m length is to be turned in an engine lathe. Cutting…

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: A cylindrical mild steel work piece of Ø55 X 200mm undergoes a turning operation on a lathe machine…

A: Given data Diameter of work piece = 55 mmLength of work piece = 200 mmFinal diameter = 45 mmCutting…

Q: Determine the number of strokes per minute at which the shaper should run to machine a piece of…

A: The number of strokes per minute at which the shaper should run to machine a piece of copper is 96…

Q: A cylindrical workpiece has a 14.0 in diameter and has 30 in long. It is to be turned in an engine…

Q: Q.4 (i) Find the time required for taking a complete cut on a plate 600 × 900 mm², if the .cutting…

A: As per the bartleby policy we can solve the only first question from the multiple questions. Q.4 (i)…

Q: 39- An orthogonal cutting operation is being carried out under the following conditions: t0-D0,38…

A: Givent0=0.38mmtc=0.65mmwidth of cut=2.5mmV=3.5m/srake angle=6°Fc=515NFt=210Nto find:-Percentage of…

Q: Identify and explain the method of milling process in which the stresses on the teeth is maximum at…

A: The milling process in which the stress on the teeth is maximum at the end of the cut is the up…

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: Differentiate between orthogonal and oblique cutting.explain the importance of each

A: Orthogonal cutting process: During the cutting process, when the cutting edge of the tool is…

Q: The breakeven cutting speed

A: Given data, Two cutting tools with tool life equations given below are being compared: Tool 1:…

Q: Taper turning is performed on a mild steel specimen, using the given data determine the following.…

A: In machining, taper turning is a process in which the diameter of cylindrical workpieces reduces…

Q: 22.6 List the major functions of cutting fluids.

A: The major purpose of cutting fluids is to carry away the heat generated during machining operation.

Q: Exercises 4 1. A 30 mm diameter mild steel bar is being turned at a spindle speed of 8 rev/s, on a…

Q: What is the cutting speed of a medium carbon steel which cutting stroke per minute is 80 and which…

A: Given , L=10 in =254mm, N=80, Find, Vc

Q: Calculate the shearing load on all the fasteners.

A: Force applied on plate: F = 90 kip Diamerer of bolt: d= 1 inch Shearing area of 1 bolt = π/4xd2/…

Q: Determine the approximate compound-rest in-feed for cutting a 1½-12 UNF 2A thread

A: Compound-rest in-feed =0.7NHere, N=Number of feed=12 for 1½-12 UNF 2A threadCompound in-feed…

Q: Taper turning is performed on a mild steel specimen, using the given data determine the following. )…

A: The most common lathe machining operation is turning. A cutting tool removes material from the…

Q: 1.10A O50 mild steel bar is being tumed at 1.70 revis on a multi-tool center lathe having nine…

Q: 3. It is required to machine a slot with length 100 mm, width 15 mm, and depth 4 mm. Calculate the…

A: Given: The length of machine slot, L = 100 mm The width of machine slot, b = 15 mm The depth of…

Q: What is the stroke per minute of a mild steel which cutting speed is 200 fpm having a total length…

Q: 10. Formula for cutting speed of the shaper, tell the meaning of each variables.

A: SHAPER In shaping, the cutting tool is held in the tool post located in the ram, which reciprocates…

Q: A single point cutting tool designated as follows 8-14-6-6-6-20-1 is used to machine a work with…

Q: Calculate the r/min required for finish turning a 2in diameter piece of machine steel (The cutting…

A: Given :- Dia of piece, D=2 inch Cutting speed, V=100 inch/min

Q: Give three reasons why different paper clip may bre bends? Did the paperclip got more difficult to…

A: Because of the following factors, different paper clips may break with varying numbers of bends:…

Q: 00 mm will be h of 50 mm will d total machin

Q: b):- Calculate the total time to mill a block of aluminum with dimensions of 100 x 40 x 50 to remove…

Q: b) A mild steel having length of 350mm and diameter of 12.5 cm, is being reduced to diameter 9.5 cm,…

Q: The cutting speed in in/min of a 12 mm drill operating at 600 rpm is nearly equal to

A: The cutting speed is 890.5 in/min.

Q: Q3 A) A shaft with 150mm in diameter and 1 m length is to be turned in an engine lathe. Cutting…

Q: D. = 0.250" D, = 0.125" L- 6.250" If Cutting speed v=211 FPM (feet per minute) and f= 0.0018 in/rev;…

Q: Plate 200 mm x 90 mm is to be maintained on a shaper under following condition, v= 13.5 m/ min Feed…

A: Given: L= 200 mm B= 90 mm v= 13.5 m/min feed, f=0.57 mm/stroke approach and overtravel along length=…

Q: D. 0.250" D, = 0.125" L-6.250" If Cutting speed v=211 FPM (feet per minute) and f= 0.0018 in/rev;…

A: Cutting speed v=211 ft/minor v=211×12 =2532 in/minf=.0018 in/revD0=.250''Df=.125''L=6.250''

Q: Q1_Tuming operation carried out on Aluminum shaft with specific energy of 0.7 N.m/mm. Cutting speed…

A: As per our guidelines we are supposed to do only first question, if more than one question asked,…

Q: 6. Compute for the necessary stroke per minute on 8 inches copper if it has 100 fpm as its cutting…

Concept explainers

Buckling of columns

The column is described as a vertical member of the structure that carries an axial compressive load, and buckling is a lateral deformation of the column under the application of load.

Question

Please do this

During a turning operation, the following equation is given for tool life
VT013 f0.77 d0.37 = C
2.5
A 60 minutes tool life was obtained while cutting at V= 30 m/min, f 0.3 mm/rev and d
mm. If the cutting speed, feed and depth of cut are increased together by 20%, then the new
tool life is
(a) 14.75 min
(b) 8.26 mm
(c) 2.98 min
(d) 5.22 min

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.

Similar questions

For turning operation, using the table below, find an approximate value for the required speed of rotation of the chuck, in rpm, if the cutting speed for the material 5417 mm/s and the radius of the wp is 0.01 m. Show details of your answer. n | we| o
In a turning operation, the tool life varies with cutting speed, as shown in following table:Cutting speed, V, m/min Tool life, T, min25 3070 2 Estimate the tool life for this operation at a speed of 60 m/min.
An orthogonal cutting operation is being carried out under the following conditions: t0=0.38 mm, tc=0.65 mm, width of the cut= 2.5 mm, V=3.5 m/s, rake angle=6°, Fc= 515 N, and Ft=210 N. Calculate the percentage of the total energy that is dissipated in the shear plane.
2 1.60 For a turning operation using a ceramic cutting tool, if the speed is increased by 50% , by what factor must the feed rate be modified to obtain a constant tool life? Use n = 0.5 and y = 0.6.
21.62 Using Eq. (21.30), select an appropriate feed for R =1 mm and a desired roughness of 0.5 μ m. How would you adjust this feed to allow for nose wear of the tool during extended cuts? Explain your reasoning.
21.53 An orthogonal cutting operation is being carried out under the following conditions: to = 0.1 mm, tc = 0.2 mm, width of cut = 4 mm, V = 3 m/s, rake angle = 10°, Fc = 500 N, and Ft = 200 N. Calculate the percentage of the total energy that is dissipated in the shear plane.
(a) Explain the difference between roughing and finishing operations in machining.(b) What are the parameters of a machining operation that are included within the scope of cuttingconditions?(c) What is the difference between threading and tapping?(d) A cylindrical workpiece is to be turned in a lathe. Determine the material removal rate if thecutting speed = 2.30 m/s, feed = 0.32 mm/rev, and depth of cut = 1.8 mm.(e) In a turning operation using high-speed steel tooling, the cutting speed = 110 m/min. The Taylortool life equation has parameters n = 0.140 and C = 150 (m/min) when the operation is conducteddry. When a coolant is used in the operation, the value of C is increased by 15%. Determine thepercent increase in tool life that will result if the cutting speed is maintained at 110 m/min.
Machining time required reduce a mild steel rod of diameter 60mm, initial length (L) 125mm to final length (L1) 120mm to 58 mm by turning a carbide insert. If the approach length and over run length are 5 mm and 1 mm respectively, take Cutting speed as 20 m/min and feed is =0.2 mm/rev, and the depth of cut is 0.5mm
The following data is given for slab milling of a 300 mm long 50 mm wide mild steel block: Cutter of diameter= 60 mm; Numbers of teeth =12; Cutter speed = 120 rev/min; Depth of cut = 3.2 mm; Feed is 0.25 mm/tooth.Determine (i) Table feed in mm/min, (ii) MRR (iii) Power (iv) Torque and (v) Total machining time. Assumesuitable approach and over-run and specific energy of mild steel as 5 Ws/mm3.
(j) In a turning operation on stainless steel with hardness = 200 HB, the cutting speed = 250 m/min, feed = 0.3 mm/rev, and depth of cut = 8 mm. How much power will the lathe draw in performing this operation if its mechanical efficiency = 95%. Use Table below to obtain the appropriate specific energy value.
In a turning operation, cutting speed =200 m/min; feed = 0.25mm mm/rev, and depth of cut = 4.00mm Thermal diffusivity of the work material = 20m mm^2/s and volumetric specific heat =3.5(10^ -3 )J/mm^ 3 -C If the temperature increase above ambient temperature (20degreesC) is the angle measured by a tool-chip thermocouple to be 700degreesC, determine the specific energy for the work material in this operation.
Please give the correct solution A cylinder of 25 mm diameter and 100 mm length is turned with a tool, for which the relation VT0.25 = 55 is applicable. The cutting velocity is 22 m/min. For a tool feed of 0.046 mm/rev, the number of tool regrinds required to produce 425 cylinders is?