From a rod of 154 mm diameter and 502 mm length the following job shown in...
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From a rod of 154 mm diameter and 502 mm length the following job shown in Figure s to be made. The assumptions and the data to be used are given below. Find the number of components that can be manufactured in 1 year. -140 mm- -100 mm- Keyway depth 5 mm width 25 mm 100 mm Dia. 150 mm Dia. 200 mm- 200 mm- Time for manufacturing the job (inclusive of set-up, moving and waiting) is 2 times the nachining time on lathe and 3 times the machining time on milling machine. Assume 8 hours working in a day and 300 working days in a year. Assume facing is done on both he sides, turning is done for entire length before step turning, and end-mill is used for Keyway cutting. Data given: 1. Lathe: (a) Feed = 0.1 mm/rev (b) Speed = 500 rpm (c) Depth of cut = 1 mm 2. Milling: (a) Diameter of cutter = 25 mm (b) Approach and overtravel = 13.6 mm (c) Number of eeth = 4 (d) Feed per tooth = 0.1 mm (e) Depth of keyway = 5 mm (f) Cutter speed = 200 rpm 3. Raw material: (a) Material density = 7800 kg/m (b) Cost of material/kg = Rs 15. Consider following sequence of operations: Facing Turning Step Turning Keyway cutting From a rod of 154 mm diameter and 502 mm length the following job shown in Figure s to be made. The assumptions and the data to be used are given below. Find the number of components that can be manufactured in 1 year. -140 mm- -100 mm- Keyway depth 5 mm width 25 mm 100 mm Dia. 150 mm Dia. 200 mm- 200 mm- Time for manufacturing the job (inclusive of set-up, moving and waiting) is 2 times the nachining time on lathe and 3 times the machining time on milling machine. Assume 8 hours working in a day and 300 working days in a year. Assume facing is done on both he sides, turning is done for entire length before step turning, and end-mill is used for Keyway cutting. Data given: 1. Lathe: (a) Feed = 0.1 mm/rev (b) Speed = 500 rpm (c) Depth of cut = 1 mm 2. Milling: (a) Diameter of cutter = 25 mm (b) Approach and overtravel = 13.6 mm (c) Number of eeth = 4 (d) Feed per tooth = 0.1 mm (e) Depth of keyway = 5 mm (f) Cutter speed = 200 rpm 3. Raw material: (a) Material density = 7800 kg/m (b) Cost of material/kg = Rs 15. Consider following sequence of operations: Facing Turning Step Turning Keyway cutting
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Income Tax Fundamentals 2013
ISBN: 9781285586618
31st Edition
Authors: Gerald E. Whittenburg, Martha Altus Buller, Steven L Gill
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