China Factory Wide-Wheel CNC Centerless Grinding Machine Mk10200 for Bearings, Shafts

Product Description

MK10200 Wide Wheel Centerless Grinding machine

1. Salient features:
1.1.Grinding wheel and Regulating wheel
1.1.1.The wide grinding wheel can increase the grinding allowance in a single pass, and decrease repeating, to raise efficiency.
1.1.2.The frame of regulating wheel moves for adjustment and work piece fixed in order to equipped different feed devices.
1.1.3.The spindles of grinding wheel and regulating wheel adopted five-plate short bearing bushed static-hydrodynamical oil film bearing, which with better rigidity, and meet the need of heavy loading grinding and precise grinding.
1.2.Electric
1.2.1.The regulating wheel feed slide is equipped plastic coated guideway and servomotor that drives high-precision turbine reducer to work, through the couplings driving ball screws. The minimum feed is 0.001mm.
1.2.2.AC frequency converter is used for regulating wheel speed control .
1.2.3.Hydraulic transmission & stepless speed regulation are adopted on regulating wheel & grinding wheel dresser.
1.3.Cooling
The cooling system is equipped with magnetic coolant separator.
1.4. Machine body and design
1.4.1.Equipped automatic plunge device in the grinder.
1.4.2. Iron casting with high rigidity, natural aging.
2.Technical Data:

1. Plunge-feed
(1) Grinding diameter	10~200mm
(2) Grinding length	390mm
2. Through-feed
(1)Grinding diameter	10~200mm
(2)Grinding length(standard work rest)	300mm
3. Grinding Wheel Spec.	P600×400×305mm
4. Regulating Wheel Spec.	P350×400×203mm
5. Grinding Wheel Speed	1114r/min
6. Regulating Wheel Speed(Stepless)
(1) Working Time	12~80r/min
(2) Dressing Time	80~200r/min
7. Transverse displacement of regulating wheel frame	-15~+15mm
8. Swiveling Angle of Regulating Wheel
(1) Vertical	-2°~+4°
(2) Horizontal	-2°~+4°
9. GW Frame Min. Feed Amount	0.001mm
10. RW Frame Feed Amount
(1) Handwheel feed per revolution	1mm
(2) Handwheel feed per cell	0.01mm
11. GW Dresser Feed Amount	0.01mm
12. RW Dresser Feed Amount	0.01mm
13. Swiveling Angle of RW	-2°~+4°
14. Height from center line of GW & RW to work rest	290mm
15. Motor power
(1) GW motor	30KW
(2) RW motor	3KW
(3) Water pump motor	0.25KW
(4)Lubrication pump motor	0.12KW/pcs
(5) Hydraulic pump motor	0.75KW
(6) Magnetic motor	0.04KW
16. Power supply	3N 50HZ 380V
17.Machine dimension(L*W*H)	3600×1850×1720mm
18.Machine weight	about 9000Kg

3.Main Accessories:

Name	SPEC.	QTY	Unit	Brand
Control system PLC	Q sery	1	set	Mitsubishi
Servo motor		3	set	Mitsubishi
Operation display screen	10'	1	set	Weilun
Ball screw		3	set	Nanjing
Converter for RW	3.7KW	1	pc	Mitsubishi
RW motor	2.2KW	1	pc	Wannan
GW motor	30KW	1	pc	Wannan
low-voltage apparatus		1	set	Schneider

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