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Double Station Grinding Machine is special purpose machine for engine valve groove and stem end chamfer. It can process 2 PCS engine valve at the same time. Using CBN wheel to process. Increase the quantity and efficiency. Suitable for mass production.
Double station grinder is special purpose machine for engine valve. It can grind groove and tip radius of engine valve. And it can process two pieces valve at the same time. Ranging stem diameter from 5 mm to 8 mm, head diameter from 20 mm to 50 mm, overall length from 80 mm to 150 mm. our euipment is continually upgraded with latest technologies in processing engine valve. Our machines can be single production and also can be connection production.
Forming grinding: Stem end chamfer and groove can be processed at the same time and guarantee the consistency of products;
The machine can process 2 PCS engine valve at the same time. suitable mass production;
 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 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 |
 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 & 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. |
 Feed Slide With X-axis and Y-axis, easy to operate through the touch screen. |
| Before processing | ||
| Processsing range | Stem diameter: 5-8 mm, Head diameter: 20-50 mm, Overall length: 80-150 mm | |
| Raw material | 21-4N,WNB,4cR10Si2Mo, Imported: SUH:3, SUH:35, Hardness: 25-45 HRC | |
| Run out of stem: 0.02 mm, Run out of head top: 0.05 mm | ||
| Grinding allowance | 0.5~3 mm | |
| After Processing | ||
| Processing range | groove diameter accuracy | within ±0.02 mm, Sampling and using special inspection tool to measure 50 pieces |
| groove position | within ±0.02 mm, Sampling and using special inspection tool to measure 50 pieces | |
| Roughness | Ra 1.6 | |
| Cycle time | 8s/2 pieces | |
| Grinding wheel | CBN Wheel | |
| Wheel speed | 80-120 m/s | |
Application
Double station grinder is special purpose machine for engine valve. it is used to process engine valves (inlet valves and exhasut valves) in cars, motorcycles, trucks, and other engine valves.
Tianzhijiao specialied in engine valve grinding machine manufacturing and exporting, welcome to contact us for more machine details and quotation.
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