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Valve Head & Seat Grinding Machine
Valve Head & Seat Grinding Machine

Valve Head & Seat Grinding Machine Valve Head & Seat Grinding Machine

Valve Head & Seat Grinder is special purpose machine for engine valve. It is suitable for grinding head OD, chamfer and rough grinding seat face. We have two types: Single station and double station grinding machine. Double station grinding machine can process two pcs engine valve at the same time, increase the efficiency. suitable for mass production and connection production.

Stem diameter :
  • 5-8 mm
Overall length :
  • 80-150 mm
Head diameter:
  • 20-50 mm
Quantity:
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Product Description

MUG-B

Valve Head & Seat Grinding Machine is special purpose machine for engine valve. It is used for grinding OD, rough grinding seat face of engine valve. 


Ranging from stem diameter:5 mm to 8 mm, Head diameter: 20 mm to 50 mm, Overall length: 80 mm to 150 mm. The machine can be single production and also can be connection production. Our equipment are continually ungrade with latest technologies in processing engine valve. 


We have two types this machines. one type is single station valve grinding machine, another types is double station valve grinding machine. It can process 2 PCS engine valve at the same time. Increase the quantity and efficiency. Suitable for mass production.





Main Feature

spindle

Mechanical Spindle 


6000 rpm high-speed spindle. Adapts Germany FAG precision bearing. High accuracy and easy to maintenance and changeover


One year warranty

control system

Control system 


Adapts Mitsubishi PLC Control system, Mitsubishi motion system & Mitsubishi touch screen 

All parameters can be set and display on touch screen

Can store more sets program, you can choose according to different process technology

Head face positioning

Feeding way & Positioning way 


Precision sliding table composed of linear guide. Moving according to air cylinder;


Head face of engine valve positioning ,roller clamping assist.


loading system

Loading & unloading systemLoading & unloading system


The rails can meet different size valves and easy to adjust

The rest actions should carry out with grinding except for loading & unloading system 

Loading & unloading system has proper protection measures and don't affect the operator to change the fixture, wheel and other toolings

If the loading & unloading system is out of order, the machine will ring and stop the cycle.



MUG-B210111

Feed Slide


With X-axis and Y-axis, easy to operate through the touch screen. 


Technical Parameter

Before Processing 
Processing range Head diameter: 20-50 mm, Stem diameter: 5-8 mm, Length: 80-150 mm 
Material 21-4N, 4Cr10Si2Mo, Imported SUH:3, SUH:35, etc. Hardness: 35-45 HRC
Stem run out: 0.01 mm, Head run out : 0.1 mm
Seat Angle 45-60 degree
Grinding allowance Within 4 mm 
After Processing 
Processing accuracy 
Head run out
Max ±0.03 mm
Seat run out Within ± 0.05 mm
Roughness Within Ra1.6
Cycle time Within 7s/piece ( according to valve size )
Wheel size 
CBN Wheel 380*160*20 mm
Wheel speed m/s80-120
Air pressure 0.4-0.6 Mpa 
Water discharge 
20L/Min 
Power 
8 KW 
Current 380V/50Hz 
Machine size 
2100*1950*2350 mm
Machine Weight 
2000 kg 


Video


Application

MUG-B

Rough grinding seat face, head diameter & head chamfer 



Valve head & seat grinding machine can grind rough seat face, head diameter and head chamfer at the same time. We use profiled CBN wheel to process. more accuracy.

CBN wheel adapts electroplate treatment. Can reuse after re-electroplate

Both sides can be used


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