Question

Develop a Route Sheet for Machining Process Planning to produce spring :

Use the below sample as a template for Route sheet:

Page Date 08/12/XX 1/1 Route Sheet XYZ Machine Shop, Inc. Part no. Part name Planner Checked by: 081099 Shaft, generator MPGroover Material Stock size Comments: 1050 H18 Al 60 mm diam., 206 mm length No. Operation description Dept Machine Tooling Setup Std. 10 Lathe L45 G0810 1.0 hr 5.2 min Face end (approx. 3 mm). Rough turn to 52.00 mm diam. Finish turn to 50.00 mm diam. Face and turn shoulder to 42.00 mm diam. and 15.00 mm length. Lathe L45 G0810 0.7 hr 3.0 min Reverse end. Face end to 200.00 mm length. Rough turn to 52.00 mm diam. Finish turn to 50.00 mm diam. Drill 4 radial holes 7.50 mm diam. Drill D09 J555 0.5 hr 3.2 min Mill 6.5 mm deep x 5.00 mm wide slot. Mill M32 F662 0.7 hr 6.2 min Mill 10.00 mm wide flat, opposite side. Mill M13 F630 1.5 hr 4.8 min

Answer 1

Following Data was Consider :

Spring wire Dia. 15mm (helical Spring )

Spring Length (Compressed ) 30 mm

Manufacturing Method : Cold Rolled

Route Sheet
DEF SPRING MANUFACTURES
Part NO.	Part Name	Planner	Check By	Date	Drw. Rev.	Page 1/1
123	Spring	JACK	RAYN	01-01-2019	A.1	1
Material	Stock Size : Φ15x80mm	Comments : Helical Spring (Cold Rolled)
Steel
No.	Operation Discription	Dept	Machine	Tooling	Setup (min)	Std (min)
10	Spring Wire Winding Φ18 mm.	Lathe	M01	M001	15	10
20	Spring Wire Feeding Legnth 50mm	Lathe	M01	M002	2	5
30	Spring Wire Cutting at 50 mm	Lathe	M01	M003	1	1
40	Heat Treatment at 250 °C	HT	H01	T006	5	60
50	Both Ends Grinding upto 0.4 μm	Grinding	G002	H006	2	6
60	Shot Penning	Grinding	G009	H005	2	15
70	Setting at 50mm (compressed)	Testing	Y003	K008	16	30
80	Zn Electroplating upto 1 μm	Coating	E004	Q002	2	20
90	Baking at 185°C	Coating	E002	Q001	25	240
100	Packing 1. Qty. per Box	Packing	A002	X001	2	3