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Help CenterHi _precision Screw Rotors Grinding Machine
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Specifications
screw rotor(s) grinding machine SK7032 is designed to grind screw rotors. With high rigidity and high precision obtainable.The machine is designed to grind screw rotors. With the SIEMENS 840D control system, the machine can easily obtain 3 axes in linkage out of 7 and various movements, such as rotating of workpiece, reciprocating of work table, feeding of wheel stock, movement of dresser in two directions, and automatic revolving of helical angle, etc. In addition, the E-gear box makes for a bigger range of lead and easy programming.
Main specifications:
Max. mounting diameter φ320mm
Center distance 1200mm
Center height 180mm
Max. thread diameter to be ground φ320mm
Lead of thread to be ground 750mm
Max. depth of screw rotor to be ground 60 mm
Max. helix angle ±60°
Number of thread starts 1~10
Speed of head frame spindle 0.5~50r/mm
Numbers of CNC axes
X axis feeding of wheel stock
Z axis movement of work table
C axis rotating of head frame spindle
V axis vertical movement of dresser
W axis horizontal feeding of dresser
A axis automatic revolving of helical angle
SP axis servo motor of spindle
System resolution:
X,V,Z ,W axis 0.0001mm
C, V axis 0.0001 degree
Positioning accuracy:
X,V,W axis 0.005
Z axis 0.006
C axis 14 arc second
A axis 25 arc second
Repeated positioning accuracy:
X,V,W axis 0.003mm
Z axis 0.003mm
C axis 8 arc second
A axis 15 arc second
Max. longitudinal traverse of work table 1000mm
Wheel diameter φ500mm~φ350mm
width 120mm
wheel spindle speed 1500r~3000r/min
linear velocity of wheel 50M/second
Max. weight of workpiece 350kg
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