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Computer Crankshaft Grinding Machine G1 Automatic With Water Cooling

Guangdong Hotman Machine Tool Co.,Ltd.

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Computer Crankshaft Grinding Machine G1 Automatic With Water Cooling

Country/Region china
City & Province dongguan guangdong
Categories Manufacturing & Processing Machinery Parts Agents
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Product Details

High precision crankshaft grinding machine-G1

 

 

Device description:

 

1. The body and components are cast by Milhanna high grade cast iron FC30, which is artificially normalized heat treatment and then treated by natural aging. Components are processed by YASDA, MITSUI SEIKI, TOSHIBA, ELB and other world-class equipment once clamping processing. Precision size can be up to micron level, to ensure high precision equipment basic components.

 

 

2. Machine guide rails and precision ball screws are continuously lubricated by automatic lubrication system to ensure longer service life and accuracy. The cooling system is separated from the body to eliminate vibration and favorable heat dissipation.

 

3.Equipped with Siemens 828D CNC automatic grinding system, and secondary development, man-machine dialogue fool operation, with many optional equipment to choose from, including inner hole grinding device, automatic end measuring device, automatic outside diameter measuring device, etc.

 

4. The grinding feed system is composed of a V and a flat track of hand-crafted precision shovel, with automatic lubrication system and C3 level precision grinding ball screw, which can achieve smooth movement, excellent repeated positioning accuracy and long track life.

 

5. The standard configuration of the grinding wheel spindle is rear four and rear two bearing structure. High precision dynamic and static pressure spindle can also be selected, which has the characteristics of high rotation precision, high dynamic stiffness, good vibration resistance, high grinding efficiency and good grinding surface quality. For special work-piece grinding, the grinding wheel speed can be adjusted, up to 3500 RPM and 60m/s.

 

6. The tail seat is designed to be both rigid and robust. A hardened alloy steel sliding cylinder encrusted in the cast iron body is designed to carry the MT4 top core. The jacking force of the sliding cylinder can be easily changed by adjustment knobs at the rear. Special accessories oil pressure tail seat with a pedal to facilitate unloading work parts.

 

7.Siemens numerical control system as the standard configuration, after secondary development, all Chinese operation interface, easy to use. Equipped with Siemens high performance servo motor, the equipment CNC system and drive system have better compatibility, at the same time with automatic sand repair and automatic compensation function, to ensure the stability and precision of feed and grinding.


 
High precision, high rigidity, high efficiency, high stability in mass production:
1. The machine is tested in the most demanding environments and conditions, with outstanding accuracy retention, suitable for requirements from single pieces to mass production.
2. The perfect combination of performance and efficiency and excellent flexible design, can be widely used in aviation, medical, hydraulic, mold, high-end automobile manufacturing, robot reducer and other industries of camshaft, crankshaft and drive shaft, eccentric shaft workpiece precision grinding can achieve a clamping, grinding two eccentric shaft outside diameter and multi-eccentric outside diameter.
3. The use of advanced CNC system, the manipulator to achieve automatic clamping, a clamping grinding multi-eccentric shaft diameter, to further improve efficiency, shorten the grinding time, but also to avoid the accuracy error of human tooling.
4. Anti-collision and grinding wheel online detection system makes the processing accuracy of the equipment more stable and safer to use.
 
Technical specification:

ProjectParameterProjectParameter
Scope of workHead frame part

Maximum grinding workpiece length

300mm

Maximum spindle speed of the head frame

600rpm

Maximum diameter of eccentric circle

40

Minimum rotation Angle

2arcsec

Maximum eccentricity

15

Repeated positioning accuracy

±2arcsec

Clamping mode

Pressure measuring fixture (Hotman custom)

Maximum torque

210NM

 
Grinding accuracy

Cylindricity 1.0μm

Head frame spindle power

12KW
Grinding wheel head partTrimming part

Grinding wheel spindle type

Ball bearing motorized spindle

Dressing spindle type

Motorized spindle

Maximum spindle speed of grinding wheel

8000rpm

Trim the maximum spindle speed

8000rpm

Maximum linear speed of grinding wheel

120m/s

Maximum linear speed of trimming

45m/s

Grinding wheel spindle cooling mode

Oil cooling

Trimming spindle cooling mode

Oil cooling

Dimensions of CBN grinding wheel

250x20x25

Diamond roller size

100x32

Grinding wheel spindle power

13KW

Dressing spindle power

0.6KW

X-axis part (hydrostatic guide + linear motor + grating ruler)

Z-axis part

Maximum stroke of X axis

50mm

Maximum z-axis stroke

280mm

X-axis positioning accuracy

0.5μm

Z-axis positioning accuracy

3.0μm

X axis feed repeated positioning accuracy

0.3μm

Z-axis repeated positioning accuracy

2.0μm

Minimum resolution of X axis grating ruler

0.0001mm

Z axis screw precision class

C2

Maximum acceleration on the X-axis

3m/s

Maximum Z axis velocity

15m/min

Straightness of static guide

0.001/500mm

Z-axis motor power

3.0KW

Hydrostatic guide cooling mode

Oil cooling

Screw rail lubrication method

Grease lubrication

Hydrostatic guide feed systemOther

Total tank capacity

240L

Machine tool size (length x width x height)

3250X3000x2050mm

Total power of hydrostatic system

5.2KW

Total power supply voltage of the device

AC380V

Total cooling power of oil cooler

4.5KW

Control loop voltage

AC110V/DC24V

Hydrostatic guide pressure fluctuation

<2%

Total power of equipment

50KW

Oil products (two kinds)

Mobil Veros No. 6 / Amey Precision Spindle oil

Total weight of equipment (gross weight approx.)

7000KG

3 stages of filtration/accuracy

100μm/5μm/2μm

Height from the ground to the center of the work

1163mm
Standard accessoriesOptional part

Ceramic CBN grinding wheel

1picec

Oil mist collector

1set

Diamond roller

1picec

Mapos P1DAE anti-collision and grinding wheel online detection system

1set
Standard fixture1set

 
Centralized filtration system

1set

High precision hydrostatic guide oil supply system

1set

Grinding fluid high and low pressure control system

1set
Oil cooler2sets

Special oil for hydrostatic guide

200L

Standard hand tools and toolboxes

1set

Spare ceramic CBN grinding wheel

1piece

 
The first addition of lubricating grease

 
Screw rail grease

 
Spare diamond dressing roller

1piece

 

 

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