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Cylindrical Grinding Machine

Models List

  • CG20
  • UCG20
  • UCG32
  • CG50
  • UCG50
  • CG63
  • CG80
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Description

Features of CG and UCG Series Cylindrical Surface Grinders

Grinding Capabilities

  • CG Series:
  • Suitable for grinding the outer surface of cylinders and tapers.
  • UCG Series:
  • Suitable for grinding both outer and inner surfaces of cylinders and tapers.

Worktable Movement

  • Longitudinal Movement:
  • Driven by hydraulic system or handwheel.
  • Capable of certain degrees of movement for grinding tapers.

Wheelhead Cross Feed

  • Hydraulic Drive:
  • Realizes automatic periodical feed and rapid feed.
  • Offers rough and fine feed through handwheel control.

Guide Way and Spindle

  • Hydrostatic Lubrication:
  • Used in worktable and wheelhead guide ways of the CG50 and UCG50 series for smooth low-speed movement.
  • High Rigidity Bearings:
  • Spindle supported by hydrostatic and hydrodynamic bearings for high rotary accuracy and rigidity.

Wheelhead Motor and Speed Control

  • CG50 Series:
  • Adopts a double-speed motor with speed change via belt position adjustment.
  • UCG50 Series:
  • Features an inverter motor for stepless speed changing.
  • Spindle adopts a sliding bearing structure.

Workhead and Grinding Options

  • Workhead Rotation:
  • The workhead of the universal type (UCG50) can rotate within 90° counterclockwise for inner or outer taper grinding.
  • Internal Grinding Apparatus:
  • Supported by precise roll bearings.
  • Driven by separate motors for various spindles and pumps.

Design and Operation

  • Interlock Structure:
  • Electric, hydraulic, and mechanical interlock structure for moving parts.
  • Control Panel:
  • All control levers are centralized on the panel for easy operation.
  • Wheel Dresser:
  • Can be assembled on the worktable surface or on the tailstock.

Product Specification
Item CG20 UCG20 UCG32 CG50
Distance Between Centers mm 500, 750 500, 750 1000, 1500 1500, 2000, 3000
Center Height mm 135 135 180 270
Dia. Ground (O.D) mm 5-200 5-200 8-320 25-500
Dia. Ground (I.D) mm - 25-100 30-100 -
Max. Length Ground (O.D) mm 500, 750 500, 750 1000, 1500 1500, 2000, 3000
Max. Length Ground (I.D) mm - 100 125 -
Max. Weight Of Work Piece kg - 100 150 1000
Swiveling Angle ° - ±90° ±90° -
Center Taper (MT) MT 4 4 4 6
Spindle Speed r/min 50Hz: 25-380 50Hz: 25-380 50Hz: 25-220 50Hz: 18-140
Wheel Spindle Speed rpm 1335 1670 1670 870
Wheelhead Rapid Travel mm 50 50 50 100
Max. Travel mm 205 205 246 437.5
Swiveling Angle ° - ±30° ±30° -30°
Wheel Size mm 500 x 50 x 203 400 x 50 x 203 400 x 50 x 203 750 x 75 x 305
Grinding Wheel Speed mm 35 35 35 35
Spindle Speed r/min - 1000 1000 -
Hand Feed Per. Rev mm 6 6 6 5
Worktable Longitudinal Moving Speed Range m/min 0.1-4 0.1-4 0.1-4 0.1-3
Center Tape (MT) MT 4 4 4 6
Quill Travel mm 30 30 70 70
Wheelhead Motor Power kW 5.5 4 5.5 15
Workhead Motor Power kW 0.75 0.75 1.5 2.2/3.6
Item UCG50 CG63 CG80
Distance Between Centers mm 1500, 2000, 3000 3000, 4000, 5000 3000, 4000, 5000
Center Height mm 270 335 500
Dia. Ground (O.D) mm 25-500 30-630 50-800
Dia. Ground (I.D) mm 30-200 - -
Max. Length Ground (O.D) mm 1500, 2000, 3000 3000, 4000, 5000 3000, 4000, 5000
Max. Length Ground (I.D) mm 320 - -
Max. Weight Of Work Piece kg 1000 3000 5000
Swiveling Angle ° ±90° - -
Center Taper (MT) MT 6 80# (Metric) 80# (Metric)
Spindle Speed r/min 50Hz: 20-224 50Hz: 8-150 50Hz: 6-80
Wheel Spindle Speed rpm 1330/665 740 740
Wheelhead Rapid Travel mm 100 100 100
Max. Travel mm 370 475 550
Swiveling Angle ° -30° - -
Wheel Size mm 500 x 75 x 305 900 x 75 x 305 900 x 75 x 305
Grinding Wheel Speed mm 35/17.5 35 35
Spindle Speed r/min 7000 - -
Hand Feed Per. Rev mm 5 5 5
Worktable Longitudinal Moving Speed Range m/min 0.1-3 0.1-4 0.1-4
Center Tape (MT) MT 6 80# (Metric) 80# (Metric)
Quill Travel mm 70 100 100
Wheelhead Motor Power kW 5/7.5 18.5 18.5
Workhead Motor Power kW 4 5 10

Models List

  • CG20
  • UCG20
  • UCG32
  • CG50
  • UCG50
  • CG63
  • CG80
Contact now

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