High Precision CNC Centerless Grinding Machine M400 O. D 400mm for Pistons, Bars, Bearings

Product Description

HCGM-M400 High Precision CNC/PLC Centerless Grinder 1.Salient features:
1.1.Grinding wheel and Regulating wheel
1.1.1The diameter of grinding wheel is 600mm, with strong grinding force.
1.1.2.The wide grinding wheel can increase the grinding allowance in a single pass, and Decrease repeating, to raise efficiency.
1.1.3.The grinder designed for fixed grinding wheel and movable regulating wheel.
1.1.4.The spindles of grinding wheel adopted double support & muti-plate ball support Dynamic oil film bearing.
1.1.5.The spindles of regulating wheel adopted double row cylindrical roller bearing, with Double supported wheel.
1.1.6.The regulating wheel feed slide is equipped high rigidity linear guideway and Servomotor that drives ball screws.
1.2.Lubrication
1.2.1.Lubrication of grinding wheel spindle with thermostat.
1.3.Electric
1.3.1.AC frequency converter is used for regulating wheel stepless speed control, as well As reverse towing prevent function.
1.4.Dressing
1.4.1.Servo motor drives the ball screw & double "V" roller guideway can be adopted on Grinding wheel dresser feeding.
1.4.2.Gear motor driven the ball screw & double "V" roller guideway are adopted on Regulating wheel, step-less speed.
1.5.Cooling system
1.5.1.The coolant system is equipped with magnetic coolant separator.
1.6.1.10.4" touch panel, automatic plunge-cut grinding, the load, speed, time and step level Adjustable
1.6.2.PLC or CNC system optional, three axes.
1.7.Machine body and design
1.7.1.The modularization design has good looking.Its configuration can be selected as Client needs.
1.7.2.Iron casting with high rigidity, natural aging.
2.Main configuration

Part Name	QTY	Unit	Supplier
Control System PLC, CNC	1	Set	Mitsubishi/Siemens
Touch Panel	1	Set	Mitsubishi/Siemens
Servo Motor	1	Set	Mitsubishi/Siemens
Inverter of Regulating Wheel	1	PC	Mitsubishi/Siemens
Grinding Wheel Motor	1	PC	Wuxi(optional)
Regulating Wheel Motor	1	PC	ABB(optional)
Reciprocating Motor of Grinding & Regulating Wheel	2	Set	Panasonic(optional)
Low Voltage Device	1	Set	Schneider(optional)
Approach Switch	6	PC	Autonics(optional)
Ball Screw	3	PC	Nanjing Technical Equipment Co., LTD
Trim linear guide	2	Set	Nanjing Technical Equipment Manu Co., LTD
Feed linear guide	2	PC	SCHNEEBERGER
Oil Temp Cooler	1	PC	Wuxi Wald
Electric Cooler	1	PC	Wuxi Condy

3.Technical Data

		3 Axes
In-feed Grinding	Dia.	10-200mm
	Length	390mm
Through grinding	Dia.	10-200mm
GW SPEC. (O.D.*width*I.D.)		600*400*305mm
RW SPEC.(O.D.*width*I.D.)		350*400*203mm
GW Speed		1100r/min
RW Speed (stepless)		10-300r/min
Swiveling Angle of RW	Vertical	-2°~ +5°
	Horizontal	-1°~ +3°
GW min feeding amount		0.001mm
GW dresser min feeding amount		0.001mm
Height from center line of GW & RW to work rest		200mm
Cooling water flow		200L/min
GW Motor		30kw
RW Motor		3kw
Power Supply		3N 50HZ 380V
Dimension(L*W*H)		3300*1780*1900mm
Machine Weight		About 0.9 tons
Accuracy (standard bars)	Roundness	0.001mm
	Cylindricity	0.0018mm
	Roughness	Ra.0.16μm