90M Increase Speed Gearbox

High-speed output shaft speed ratio 45/157=0.2866, Low-speed shaft transmission ratio (60/157) x (55/60) = 0.3503

Inquire Now Next Product

Product Description

Speed Increasing Gear Box of 90m Finishing Mill

Main technical performance of equipment

1. Technical parameters and assembly process requirements;

1) High-speed output shaft speed ratio 45/157=0.2866

2) Low-speed shaft transmission ratio (60/157) x (55/60) = 0.3503

3) Motor power 4500KW, motor speed 1000/1300r/min

4) High-speed output shaft speed 4019r/min, low-speed output shaft speed 3288r/min

5) Gear meshing speed 77.2m/s

6) Gear backlash is less than 0.36mm

7) Bearings and gears are lubricated by oil injection

45° top-cross unit speed-increasing box and sub-speed box data
Type m/s	Item
	speed ratio	modulus	Number of teeth	Center distance mm	input power(KW)	weight(T)
65	2.907	8	54/157	1329.5	2500/AC	12.5
	2.854		55/157
90	2.907	8	54/157	1329.5	4200/DC	12.5
	2.854		55/157
125/105		8	57/150	1270.66		17
			46/150
135/110	0.38	8	52/174	1270.66	6300/AC	11.5
	0.306		42/174

Finishing Mill