SK7720D CNC Worm Grinder
This machine is mainly used for grinding all kinds of cylindrical worm (ZA, ZN, ZI, ZK, ZC1), can also be used for grinding trapezoidal screw
Key words:
Classification:
Complete set of precision worm processing equipment
Product accessories:
- Main use
- CNC system configuration
- Working accuracy
- Technical features
- Main specifications and parameters
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- Commodity name: SK7720D CNC Worm Grinder
This machine is mainly used for grinding all kinds of cylindrical worm (ZA, ZN, ZI, ZK, ZC1), can also be used for grinding trapezoidal screw
This machine is mainly used for grinding all kinds of cylindrical worm (ZA, ZN, ZI, ZK, ZC1), can also be used for grinding trapezoidal screw.
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• Using SIEMENS 828D numerical control system, control to achieve four-axis three linkage;
• Number of control axes: 4 axes
Z axis: table longitudinal feed motion with grating ruler full closed-loop control
X-axis: grinding wheel frame transverse feed movement with grating ruler full closed-loop control
C axis: workpiece spindle rotary motion with angle encoder full closed-loop control
A axis: grinding wheel frame spiral lifting angle adjustment motion with angle encoder full closed loop control
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The precision of grinding cylindrical worm is: Z = 1~2,4; Z≥ 3,5;
Grinding trapezoidal screw can achieve the accuracy of: 6;
Grinding workpiece surface finish: ≦ Ra0.32.
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• C and Z axis are directly driven by torque motor and linear motor without gap respectively;
• The grinding wheel motor is directly driven by a high-power built-in permanent magnet synchronous motor;
• Screw lift angle servo automatic adjustment, automatic locking;
• Diamond disc wheel is used for precise dressing of grinding wheel;
• The machine adopts a fully enclosed enclosure with an oil mist processor;
• Optional diamond pen grinding wheel dresser for interference trimming;
• Optional off-line manual tool setting device;
• Optional grinding wheel online dynamic balance system and online automatic tool setting device.
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• Maximum installation diameter: 200mm
• Maximum top distance: 750mm
• Maximum grindable diameter: 200mm
• Minimum grindable diameter: 10mm
• Maximum stroke of worktable: 900mm
• Grinding worm modulus: 1~12
• Maximum screw angle of grinding thread: ± 40 °
• Number of grinding thread heads: 1~99 (arbitrary)
• Maximum lead of grinding thread: 150mm
• Head frame spindle speed: 0.5 ~ 45r/min
• Maximum speed of grinding wheel: 45 m/s
• Grinding wheel size/outer diameter x inner diameter x thickness: 500 x203x10,20mm
• Machine dimensions (length x width x height):3400x2200x2200mm
• Machine weight: about 6000kg
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