In the horizontal milling machine, plain milling is accomplished on the top surface of a rectangular workpiece with dimensions (length 600 mm and width 50 mm). The cutter milling protrudes on both sides of the part. A cutter diameter is 60 mm; the number of teeth is 6.
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Q: Calculate the spindle speed for a Lathe Machine, if the cutting speed for a mild steel material…
A: Cutting speed for mild steel, Vc=34 m/min Diameter of workpiece, d=46 mm=0.046 m
Q: (b):- Calculate the total time to mill a block of aluminum with dimensions of 100 x 40 x 50 to…
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Q: B: Peripheral milling is performed on the top surface of a rectangular work part that is 300 mm long…
A: given: L=300mm W=50mm D=60mm n=4 V=50m/min=50000mm/min P=0.3mm/tooth d=5mm Velocity of cutting…
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Q: 1. A workpiece with 25mm diameter is turned in a centre lathe with a back rake angle of 12 degrees…
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Q: In 3-axis milling, the table feedrate is 756.00 mm/min. Using a 10mm endmill to cut the material…
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Q: In a turning operation, the operator has established that a single pass on the cylindrical workpiece…
A: Given data as per questionMachining time (Tm)=5 minLength of piece (L)=400mmdiameter of work piece…
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Q: Q4) A face milling operation is used to machine 5 mm from top surface of a rectangular piece of…
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Q: thickness is HW3.A block of steel has a length L-600mm and a width W-450mm. The Machined 10mm, once…
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Q: Explain the various milling cutters used in industry with their typical applications.
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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 +…
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Q: Q5: B: Peripheral milling is performed on the top surface of a rectangular work part that is 300 mm…
A: The material removal rate is the amount of material removed per min. It is the function of the area…
Q: A cylindrical work bar with 4.5 in diameter and 52 in length is chucked in an engine lathe and…
A: (a) The depth of cut is, d = 0.125 in. (b) The required feed is, f = 0.010 in/rev. (c) The cutting…
Q: n a slab milling operation the diameter of cutter is 50 mm and number of teeth of cutter is 12. If…
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Q: H.W. The face milling cutter of D= 200 mm used to cut a block which is 200 mm = H, 1 =480 mm, if f=…
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Q: 3. A slot of 20 mm width is to be produced using horizontal milling machine. The ks 5,000 N/mm?,…
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Q: In 3-axis milling, the table feedrate is 703.00 mm/min. Using a 10mm endmill to cut the material…
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Q: The type of milling operation to produce flat surfaces with the cutter axis parallel to the milled…
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Q: b) Derive an expression for the "peak to valley" height Rt of a turned surface cut on a lathe with a…
A: As per Bartleby's policy in case of multiple questions I can only one. Please repost last one as…
Q: 21.16 (c): (USCS units) Slab milling that is to be performed on the top surface of a rectangular…
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Q: A slab milling operation is performed to finish the top surface of a steel workpiece 250*75 mm*mm.…
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Q: The following data is given for slab milling of a 300 mm long 50 mm wide mild steel block: Cutter of…
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Q: A slab-milling operation is being carried out on a block on a 200 mm-long, 150 mm-wide annealed mild…
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Q: A milling cutter having 8 teeth is rotating at 150 rpm. If the feed per tooth is 0.1 mm, the speed…
A: Given:Milling cutter teeth,t=8 Speed, N=150 rpmfeed per tooth, ft=0.1 mm
Q: A face-milling operation is used to machine 5 mm from the top surface of a rectangular piece of…
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Q: Determine the machining time for plain milling a rectangular surface of length 100 mm and width 50…
A: Given data: The length of the rectangular surface is Lo = 100 mm. The width of the rectangular…
Q: In plain milling, the axis of the tool is to the surface being machined, O Parallel O Perpendicular
A: There are two types of milling one is face milling another one is slab milling or plain milling . In…
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A: feed speed,f=300/10 mm/min=30mm/min Feed speed,f =ft*z*N Where,ft=feed per tooth Z=no.of teeth Put…
Q: Q4:- Calculate the total machining time that needed to manufacturing a block of aluminum with…
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Q: b):- Calculate the total time to mill a block of aluminum with dimensions of 100 x 40 x 50 to remove…
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Q: In up milling, the chip formed by each cutter tooth starts out very thin and decreases in thickness…
A: up milling :- here, the chip will formed with very thin size and the thickness will increase as…
Q: 1. Peripheral milling is performed on the top surface of a rectangular work part that is 350 mm long…
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Q: Calculate the machining time required to reduce from 60mm diameter shaft to 50mm diameter, for a…
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Q: b) Derive an expression for the "peak to valley" height Rt of a turned surface cut on a lathe with a…
A: Ans a.) In general, we understand that surface quality is an evaluation of the surface imperfection…
Q: A 450 mm long work piece is finished using a face milling cutter with a diameter of 75 mm. The…
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Q: 1. A turning operation is performed on a cylindrical work part whose diameter 150 mm and length 375…
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- 1. Peripheral milling is performed on the top surface of a rectangular work part that is 350 mm long by 60 mm wide. The milling cutter is 75 mm in diameter and has five teeth. It overhangs the width of the part on both sides. Cutting speed 55 m/min, chip load 0.25 mm/tooth, and depth of cut 5 mm. Maximum material removal rate during the cut will be mm/s. (a) 1419, (b) 1429, (c) 1439, (d) 1449, (e) 1459Problems 1. Peripheral milling is performed on the top surface of a rectangular work part that is 400 mm long by 50 mm wide. The milling cutter is 70 mm in diameter and has five teeth. It overhangs the width of the part on both sides. Cutting speed 60 m/min, chip load 0.25 mm/tooth, and depth of cut 6.5 mm. Determine maximum material removal rate during the cut. 2. A face milling operation removes 6.0 mm from the top surface of a rectangular piece of aluminum that is 300 mm long by 90 mm wide by 75 mm thick. The cutter follows a path that is centered over the workpiece. It has four teeth and is 100 mm in diameter. Cutting speed 2.0 m/s, and chip load 0.27 mm/ tooth. Determine maximum metal removal rate during cutting.Turning Operation In a production turning operation, the foreman has decreed that a single pass must be completed on the cylindrical workpiece in 4.8 min. The piece is 400 mm long and 150 mm in diameter. Using a feed = 0.43 mm/rev and a depth of cut = 4.0 mm, what cutting speed must be used to meet this machining time requirement? Hint: Re-arrange the Tm equation to find v in m/min Tm= T.DO.L v.f 1.522
- Expert Q&A Done The top surface of a rectangular workpart is machined using a peripheral milling operation. The workpart is 735 mm long by 50 mm wide by 95 mm thick. The milling cutter, which is 60 mm in diameter and has five teeth, overhangs the width of the part equally on both sides. Cutting speed = 80 m/min, chip load = 0.30 mm/tooth, and depth of cut = 7.5 mm. (a) Determine the time required to make one pass across the surface, given that the setup and machine settings provide an approach distance of 5 mm before actual cutting begins and an overtravel distance of 25 mm after 1.2 9. 20 65 73 actual cutting has finished v in seconds. (b) What is the maximum material 3.9 239 removal rate during the cut v in mm3/sec? 0.127 51. In Figure 1, the feed is 0.006 in. per tooth. The cutter is rotating at an rpm that will produce the desired surface cutting speed of 125 fpm. The cutter diameter is 3 in. The depth of cut is 0.15 in and width of the cut is 2 in. The block is 5 in. wide and 12in long. Determine a. The feed, in inches per minute. b. Approach distance for this type of milling c. Cutting time to make one pass across the surface d. If an additional approach distance of 0.5 in is provided at the beginning of pass and an over travel distance is provided at the end of pass equal to the cutter radius plus 0.5 in, what is the duration of the feed motion? Speesi neten Cite Citter praiten t staof cit Solld hellcal plain milling cuttar Wout Helical teeth TUp w Figure: 011. Peripheral milling is performed on the top surface of a rectangular work part that is 400 mm long by 50 mm wide. The milling cutter is 70 mm in diameter and has five teeth. It overhangs the width of the part on both sides. Cutting speed 60 m/min, chip load 0.25 mm/tooth, and depth of cut 6.5 mm. Determine maximum material removal rate during the cut.
- Consider a profile milling operation, where the initial (stock) geometry has (X,Y,Z) dimensions of 100 mm x 75 mm x 50 mm. The target part has dimensions of 95 mm x 70 mm x 50 mm. The target part is located in the centre of the stock part, i.e. the stock to be removed from all sides is equal. The operation has a cutting time of 1 minute. The tool axis is along the Z direction and the tool diameter is 12 mm having 6 cutting edges. The takes place at 54m/min feed rate of 0.2 mm/rev/tooth. Calculate the axial depth of cut ? process at aThe end of a large tubular workpart is to be faced on a NC vertical boring mill. The part has an outside diameter of 38.0 in and an inside diameter of 24.0 in. If the facing operation is performed at a rotational speed of 40.0 rev/min, feed of 0.015 in/rev, and depth of cut of 0.180 in, determine (a) the cutting time to complete the facing operation and the cutting speeds and metal removal rates at the beginning and end of the cut.operation, the shear IS cIose to, In turning operation, spindle speed is set to provide a cutting speed of 2.2 m/: The feed and depth of cut are 0.32 mm and 2.1 mm, respectively. The tool rake angle is 15°. After the cut, the deformed chip thickness is measured to be 0.43 mm. Using the Orthogonal model as an approximation of turning operation, the shear strain is close to, In turning operation, spindle speed is set to provide a cutting speed of 2.4 m/
- d) A face milling operation is used to machine 6.0 mm from the top surface of a rectangular piece of aluminum 300 mm long by 125 mm wide in a single pass. The cutter has four teeth (cemented carbide inserts) and is 150 mm in diameter. The cutting speed = 2.8 m/s, and chipload = 0.27 mm/tooth. Assuming that the cutter enters the workpiece from its short side and follows a path that is centered over the workpiece, determine: i) the actual machining time to make the pass across the surface and, ii) the maximum metal removal rate during cutting.3) Turning: A turning operation is to be adopted under the following machining conditions: Cutting speed: V = 75 m/min Feed rate: f= 0.25 mm/rev Depth of cut: a = 1.75 mm External workpiece diameter: Do = 50 mm Determine: a. The final workpiece diameter b. The rotational speed of the workpiece c. The tool feed rate expressed in m/min d. The material removal rate mm³/min e. The specific energy of the material assuming that the measured cutting force is F= 750 N. Knowing the specific energy, which of materials from the table below could the workpiece be composed? Approximate Specific-Energy Requirements in Cutting Operations SPECIFIC ENERGY* MATERIAL Aluminum alloys Cast irons Copper alloys High-temperature alloys W-s/mm³ 0.4-1.1 1.6-5.5 1.4-3.3 3.3-8.5 0.4-0.6 4.9-6.8 3.8-9.6 3.0-5.2 2.7-9.3 3.0-4.1 hp-min/in³ 0.15-0.4 0.6-2.0 0.5-1.2 1.2-3.1 0.15-0.2 1.8-2.5 1.1-3.5 1.1-1.9 1.0-3.4 1.1-1.5 Magnesium alloys Nickel alloys Refractory alloys Stainless steels Steels Titanium alloys * At…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.