Rotary Tables
4th Axis NC Rotary Table
Ref: KCR

The 4th axis NC Rotary Table from Leaderdrive is based on high-precision third-harmonic turntables, with ultra-long precision to maintain life and ultra-high indexing accuracy. They are mainly used in the field of CNC high-end precision machining and manufacturing.



Our rotary table contains the world's first third-harmonic transmission system, which is adopted from Leaderdrive's own international PCT patents. It also includes our self-developed high-power-density direct-drive motors and an integrated direct connection to achieve a fast dynamic response. It is currently the only NC Rotary Table on the market with an accuracy of less than 10 arcseconds, ultra-high rigidity, and maximum clamp torque of 1470 Nm.



The structure's quality ensures that accuracy will remain unchanged for more than five years without the need for regular maintenance. Contact Leaderdrive for more information on this product, including detailed specifications and technical manuals, performance data, and pricing guides.

Product details
Parameters


Product details:



High precision: The absolute positioning accuracy is within 10 arcseconds (0.0028 degrees).


Zero gap: Gapless harmonic drive.

Large torque: Small size, large torque; output torque up to 1470 Nm.

Maintenance-free: No accuracy deterioration, and no regular maintenance required. The accuracy will remain unchanged after more than 20,000 hours of use.

Integration: Highly integrated, with a built-in ultra-high-precision, high-rigidity special strain wave gear harmonic speed reducer for machine tools (PCT international patent product), and a high-power density, low cogging torque power support giant motor.

Fast response: Excellent dynamic response.

Fast positioning: No gaps and high rigidity; no need to brake when working, significantly shortening the positioning time.

High efficiency: The efficiency is as high as 75% to 80%, saving energy.



If you want to know more about our products, you can download our Product Introduction Manual and 3D Model here.


Order Number


KCR

-

250

F

F

C

N


➀ Model


Model

Disk Diameter (mm)

Center Height of Disk (mm)

KCR-170

170

135

KCR-200

200

135

KCR-250

250

160

KCR-320

320

210



➁ Structure Type


F: 4th Axis Standard Structure


➂ CNC System


F: FANUC
M: Mitsubishi CNC
S: Siemens CNC


➃ Version Number


C: Default Parameters


➄ Additional Conditions


N: Default None


KCR Series NC Rotary Table Specifications

ModelUnitKCR-170KCR-250KCR-320
Disk DiametermmФ170/Ф200Ф250Ф320
Disk Center Hole DiametermmФ32.5Ф38.5Ф65.5
Inner Hole Diameter of Spindle SleevemmФ32H7Ф38H7Ф65H7
Center Heightmm135160210
T-Slot Widthmm12H712H714H7
Bottom Guide Key Widthmm14h618h618h6
Transfer Method/Strain Wave GearsStrain Wave GearsStrain Wave Gears
Transmission Efficiency/75%~80%75%~80%75%~80%
Cooling Method--Natural CoolingNatural CoolingNatural Cooling
Minimum Angle Settingdeg.0.0010.0010.001
Segmentation Accuracysec.101010
Repeatabilitysec.444
Power-Off Locking Method/Electromagnetic power failure brakeElectromagnetic power failure brakeElectromagnetic power failure brake
Power-Off Locking TorqueN·m3506501300
Reduction Ratio/1:1211:1211:121
Maximum Speed of WorktableRPM505050
Allowable Load Inertia Capacitykg·m2 4898362
Maximum allowable workpiece weight (dynamic)Cantilever

Use Tailstock
kg

kg
145

290
200

400
380

760
Maximum allowable external load (when enabled)Vertical radial moment

Tangential moment
N·m

N·m
920

267
3060

557
6250

1470
Allowable Cutting TorqueN·m2505001200
Turntable Weightkg5283160



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