QMK8240 QMK8260 CNC crankshaft grinding machine


QMK8260x1 000/1500


Main Specifications
  QMK8240x 1000 QMK8260x 1000/1500
Max. diameter of workpiece Φ100 Φ130
Max. Length of workpiece 1000 1000/1500
Max. Wheel size Φ750x40x305 Φ900x40x305
Max. Eccentric distance 80mm 100mm
Max.whell peripheral velocity 45m/s 45m/s
Max.workpiece weight 80kg 150kg


Main Acessoriess
Wheel perighery dresser 1set wheel extractor 1set
Wheel hub 2sets Magnetic separator 1set
Balancing arbor 1set    





Extra Acctcessos
Wheel Balancing stand 1set Diameter measuring instrument 1set
Open-type steady-rest 1set Face measuring instrument 1set





Working Accuracy
Roundness 5μm Surface roughness  Ra0.32μm
Dia.uniformity in the longitudinal. Section 8μm The amount of eccentricity 15μm
Parallelism 5μm    





• The machine can be processed,a screw CAM and other special-shaped parts with high efficiency, good accuracy, simple operation, high cost, enabling one person to operate more than one. 


• Using Siemens 828D nc system.


•Wheel frame using high-speed hybrid spindle assembly,with high rotation precision,rigidity and other characteristics.


• Using proprietary CNC grinding cams software.


• Configure a separate electrical box,tank and filtration tank.


• Wheel motor adopts AC frequency adjustment device,that can basically achieve constant linear speed grinding.


Product Brochure

Please download the product manual for more product details.

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