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Centerless engine valve grinder is a universal grinding machine. It can grind round parts, we use it to grinding stem of engine valve and groove.
Centerless Engine Valve Grinder is a powerful engine valve grinding machine. It can grind round parts.
We use it to grind stem of engine valve and groove of engine valve.
Centerless Engine Valve Grinder is fully automatic and at high speed, help you save cost and improve efficiency.
Layout
The centerless engine valve grinder layout adopts the one-side moving mode of the guide wheel frame.
Grinding wheel
Grinding wheel spindle adopts overhanging structure, easy to replace the grinding wheel. Multi-piece dynamic pressure oil film bearing is used in grinding wheel spindle.
Guide wheel
Guide wheel spindle adopts suspension structure, easy to replace the guide wheel. Adopts integral 1:30 cone sliding bearing structure, double V support structure, and the rotation precision is high. Guide wheel speed regulation adopts AC frequency conversion step-less speed regulation.
Dressing equipment
Grinding wheel and guide wheel dresser can be reciprocated by hydraulic drive, deceleration motor drive or servo motor drive, which can realize automatic dressing.
Operation system
The operation uses the touch screen man-machine interface, the existing automatic cut-in grinding machine program, including feed, speed, time, counting is adjustable, PLC or CNC system are all chosen.
Grinding diameter | Thru-feed | 1-40mm | Grinding length | Thru-feed | 140mm |
Plunge feed | 2-40mm | Plunge-feed | 120mm | ||
The rotation angle of guide wheel | Vertical plane | -2°~+4° | Machining accuracy | Roundness | 1.0μm |
Horizontal plane | 0°~+3° | Cylindricity | 1.5μm | ||
Height from the centerline of gringing wheel and guide wheel to work rest | 190mm | Roughness | 0.16μm | ||
Grinding wheel specification | 350*125*127mm | Guide wheel specification | 250*125*75mm | ||
Grinding wheel speed | 1870rpm | Guide wheel speed | 20-180rpm | ||
Total power supply | 14kw | Guide wheel motor | 1.1kw | ||
Grinding wheel motor | 7.5kw | machine weight | 2000kg | ||
Overall dimensions | 1550*1300*1400mm | Minimum feed wheel frame | 0.001mm |
Workpieces: Gear shaft; Cardan joint; Needles; Rod; Pipe; Rolling element |
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