High Precision CNC Centerless Grinding Machine Cylindrical Grinder for Long Bars, Bearings

Product Description

Product Description
1.1Machine Body
Casting, natural aging and artificial heat treatment for reasonable deformation and better durability.
1.2 GW and RW(Regulating wheel)
GW: double support structure, hydrodynamic bearing structure design for spindle with grinding rigidity is strong
RW spindle: Double row cylindrical roller bearing structure, high rotation accuracy
RW double supported structure, spindle lubricated by grease, one-time filling, long service life, no oil required
RW: gear box for RW spindle transmission, better reliability
1.3 Feeding
The machine : double-sided moving layout, the work rest is fixed on the bed
The feed guide rail of RW frame and GW frame : flat V-shaped plastered guide rail
The RW frame and GW frame : driven by servo motor with ball screw, minimum feed is 0.001m
1.4 Dressing for GW and RW(6 Axes)
GW dresser:
Linear guide for reciprocating guide rail of GW dresser
Servo motor drives ball screw for feeding and reciprocating, minimum feed is 0.001mm
RW dresser:
Linear guide for reciprocating guide rail of RW dresser,Servo motor drives ball screw for feeding and reciprocating,
minimum feed is 0.001mm
1.5.Cooling
Cooling tank with magnetic coolant separator and paper tape filter
1.6.Electric
The operating system adopts Q series PLC system of Mitsubishi
Users can configure and purchase according to their own needs
1.7. Special Configuration
loading and unloading mechanism;Cantilever type lifting device for lifting grinding wheel and regulating wheel;SBS dynamic balancing system for GW
1.8.Technical Data:

L600 centerless machine		6 Axes
In-feed Grinding	Dia.	10-250mm
	Length	590mm
Through grinding	Dia.	10-250mm
	Length	300mm
GW SPEC. (O.D.*width*I.D.)		P600*600*305mm
RW SPEC.(O.D.*width*I.D.)		P350*600*203mm
GW Speed		1100r/min
RW Speed (stepless)		10-200r/min
Swiveling Angle of RW	Vertical	-2°~ +5°
	Horizontal	-1°~ +3°
GW min feed amount		0.001mm
RW min feed amount		0.001mm
GW dresser min feed amount		0.001mm
Height from center line of GW & RW to work rest		260mm
Cooling water flow		200L/min
GW Motor		45kw/55kw
RW Motor		5.5kw
Power Supply		3N 50HZ 380V optional
Dimension(L*W*H)		4400*2300*1700mm
Machine Weight		About 12 tons
Accuracy (fine grinding for standard bars D10mm,L50mm)	Roundness	0.001mm
	Cylindricity	0.0018mm
	Roughness	Ra0.16μm

1.9.Main Accessories

Name	SPEC.	QTY	Brand
Control System PLC	Q series	1	Mitsubishi, Japanese
Touch Screen	10.4 inch	1	Mitsubishi, Japanese
Servo motor		6	Mitsubishi, Japanese
Converter for RW	5.5KW	1	Mitsubishi, Japanese
RW motor	5.5KW	1	Wannan Electric
GW motor	45W/55KW	1	ABB
Low-voltage apparatus		1	schneider
Ball screw		6	Nanjing
Dressing linear guide		2	Nanjing

Grinding Examples and Operations
Automatic Solution
Company profile
Jiangsu Phisong CNC machine Co., Ltd., known for it′s professional centerless grinding technology at home and abroad, Phisong CNC inherits and absorbs the essence of the advantages on cylindrical grinding machine, centerless grinding machine design, production and manufacturing industry. Our products are selected by a number of famous Top-500 enterprises and listed companies at home and abroad and exported to countries and regions in Europe & America, Russia, southeastern Asia etc.We presently built offices with modernized environment, process with advanced producing technology, Adopt ISO9001 international quality management system. For different processing requirements, we customized professional processing technology for customers in improving their processing level and production efficiency with concept of professional skill, integrity and enthusiasm.Phisong gathered a large number of professional elites, based on the full range of product quality management, and the employment of senior experts as a long term production technology consultant, with a professional attitude, devoted to product R&D and production. We have a wide range of applications: From micro nozzle needle to high precision pump piston to heavy rail shaft, we continue to develop centerless grinding technology, won the majority of customers′ praise.
Quality Control
Packing&Shipping
Company Exhibition&Customer Visiting

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