Designed with the oil and natural gas industry in mind, the CNCB630 Big Bore Rotary Table is the perfect solution for large diameter bar work.

Offering high strength and accuracy, the CNCB630 is capable of cutting through-holes in workpieces, features a powerful hydraulic clamping system and supports up to 20+ 1P rotary joint ports. As with all NIKKEN products, the CNCB630 is designed for high performance, easy maintenance and life long durability.

CNCB630
Face Plate Diameter[Ømm] 630
Table Range/Type BIG BORE
Standard Motor Orientation (Left Hand Option Available for Right Hand Tables) RIGHT
Diameter of Spindle Hole [Ømm H7] 345
Number of Spindles x Pitch [mm] 1
Centre Height [mm] 380
Centre Height [mm] 14
Clamping System HYD
Clamping Torque [Nm] 6550
Table Inertia at Motor Shaft [Kg m2 x 103] 4.8
Servo Motor [min1] αiF22·2000
Min. Increment [Degrees] 0.001
Rotation Speed [min1] 11.1 (22.2)
Total Reduction Ratio 1/180 (1/90)
Indexing Accuracy [sec] 15
Indexing Accuracy Ultra Precision [sec] N/A
Net Weight [Kg] 750
Max. Vertical Work Load on Table [Kg] 400
Max. Horizontal Work Load on Table [Kg] 800
Max. Horizontal Thrust Load on the Table [N] 250000
Strength of Worm Wheel Without Brake (Against Dynamic Cutting Thrust) [FxL Nm] 5297
Max. Thrust Load on the Table [FxL Nm] 33000
Guideline of Max. Unbalancing Load (Vertical with Support) [Nm] 300
Max. Work Inertia [Kg m2] 40
Driving Torque [Nm] 1584