MK series
Strong & Compact
High-performance and easy-to use
MK series
- Performance improved, Powerful clamping torque
- Improved mounting, Reduced effective thickness and improved chip flow
- Wide selection of rotary joints, Multi-purpose hole for automation, High-pressure rotary joints for fixture miniaturization and fast actuation
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The features of the MK series are explained in an easy-to-understand video.
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Experience the powerful clamping torque of the MK series on the video.
*CE correspondence
Product Specifications
| Model | MK200R/L | MK250R/L | ||||
|---|---|---|---|---|---|---|
| Right-handed type | ○ | ○ | ||||
| Left-handed type | ○ | ○ | ||||
| Table diameter (mm) | ø 135 | ø 155 | ||||
| Centre hole diameter (mm) | ø 65H7 | ø 70H7 | ||||
| Through hole diameter (mm) | ø 70 | ø 70 | ||||
| Centre Height (mm) | 140 | 180 | ||||
| Clamping method | Pneumatic | Pneumatic | ||||
| Clamping torque (N·m) (at 0.5MPa) | 570 | 1000 | ||||
| Motor axis reduced inertia (kg·m2) | 0.000095 | 0.00041 | ||||
| Servo motor (Fanuc spec.) | αiF4/5000-B | αiF4/5000-B | ||||
| Total reduction ratio | 1/90 | 1/90 | ||||
| Max. rotation speed (min-1) (at motor 3000min- 1) | 33.3 | 33.3 | ||||
| Allowable work inertia (kg·m2) | 1.00 | 1.95 | ||||
| Indexing accuracy (sec) | 20 | 20 | ||||
| Repeatability (sec) | 4 | 4 | ||||
| Mass of product (kg) | 60 | 95 | ||||
| Allowable load | Horizontal (kg) | 200 | 250 | |||
| Vertical (kg) | 100 | 125 | ||||
| Allowable cutting torque (N･m) (Worm gear strength) | 270 | 480 | ||||
| Manual tailstock (Option) | MR200RN | MR250RN | ||||
| Tail spindle (Option) | MSRC140/MSR142A | MSR181A | ||||
| Rotary joint (Option) | 7MPa 4-port 25MPa 4-port 7MPa 5-port (Hyd./Pneu. 4 + Pneu. 1) 25MPa 6-port 7MPa 7-port (Hyd./Pneu. 6 + 1Note)) | 7MPa 4-port 25MPa 4-port 7MPa 5-port (Hyd./Pneu. 4 + Pneu. 1) 25MPa 6-port 7MPa 7-port (Hyd./Pneu. 6 + 1Note)) | ||||
| Outline drawing | Kitagawa own controller spec. | 2D |  | | ||
| TIF |  | | ||||
| DXF |  | | ||||
| DWG |  | | ||||
| 3D | Right hand |  | | |||
 | | |||||
| Left hand | | | ||||
| | |||||
| 4th axis spec. (FANUC spec.) | 3D | Right hand | | | ||
| | |||||
| Left hand | | | ||||
| | |||||
| 7-port rotary joint Outline drawing (Option) | | | ||||
| | |||||
| Option outline drawing | Tail stock Tail spindle | |||||
Note) The (+1) port of 7-port rotary joint is a multi-purpose hole for pneumatic port, high-pressure coolant, work seating detection sensor, etc. Please tell our sales staff the purpose in advance.
| Model | MK350 | ||||||
|---|---|---|---|---|---|---|---|
| Right-handed Type | MK350M | MK350R | |||||
| Left-handed Type | MK350H | MK350L | |||||
| Table Diameter (mm) | ø275 | ||||||
| Face plate (Option) | ø350 screw hole spec., ø350 T-groove spec., ø400 T-groove spec. | ||||||
| Centre hole diameter (mm) | ø160H7 | ||||||
| Through hole diameter (mm) | ø160 | ||||||
| Centre height (mm) | 225 | ||||||
| Clmping method | Hydraulic | ||||||
| Clamping torque (N·m) | 6000 (Pressure 3.5 MPa) | ||||||
| Kitagawa controler (Quinte) spec. | |||||||
| Total reduction ratio | 1/90 | 1/120 | |||||
| Motor axix reduced inertia (kg·m2) | 0.0018 | 0.00082 | |||||
| Max. rotation speed (min-1) | 22.2 (at motor 2000min-1) | 16.6 (at motor 2000min-1) | |||||
| Mass of product (kg) | 200 | 185 | |||||
| 4th axis spec. | |||||||
| Total reduction ratio | 1/90 | 1/120 | |||||
| Motor axix reduced inertia (kg·m2) | 0.0017 | 0.0018 | 0.00081 | 0.0014 | |||
| Servo motor (Fanuc spec.) | αiF 8/4000-B | αiF 12/4000-B | αiF 8/4000-B | αiF 12/4000-B | |||
| Max. rotation speed (min-1) | 33.3 (at motor 3000min-1) | 25.0 (at motor 3000min-1) | |||||
| Mass of product (kg) | 185 | 200 | 185 | 220 | |||
| Common specifications | |||||||
| Allowable work inertia (kg·m2) | 7.66 | ||||||
| Indexing accuracy (sec) | 20 | ||||||
| Repeatability (sec) | 4 | ||||||
| Allowable load | <!-- -->Horizontal (kg) | 500 | |||||
<!-- -->Vertical (kg) | 250 | ||||||
| Allowable cutting torque (N･m) (Worm gear strength) | 1400 | ||||||
| Manual tailstock (Option) | MR320RN | ||||||
| Tail spindle (Option) | Hydraulic TSR181H45 Pneumatic TSR181A45 | ||||||
| Rotary joint (Option) | 7MPa 6 ports 7MPa 7 ports (Hyd./Pneu. 6+1Note)) 7MPa 8 ports 25MPa 11 ports (Hyd./Pneu. 10+1Note)) 7MPa 13 ports (Hyd./Pneu. 12+1Note)) 7MPa 17 ports (Hyd./Pneu. 16+1Note)) | ||||||
| Outline drawing | Kitagawa own controler spec. | 2D | | ||||
| TIF | | ||||||
| DXF | | ||||||
| DWG | | ||||||
| 3D | Right hand | | |||||
| |||||||
| Left hand | | ||||||
| |||||||
| 4th axis ppec. (FANUC spec.) | Total reduction ratio | 1/90 | 1/120 | ||||
| Servomotor | αiF 8/4000-B | αiF 12/4000-B | αiF 8/4000-B | αiF 12/4000-B | |||
| 2D | | | |||||
| TIF | | | |||||
| DXF | | | |||||
| DWG | | | |||||
| 3D | Right handed | | | ||||
| | ||||||
| Left handed | | | |||||
| | ||||||
| Tail spindle | |||||||
Note) The (+1) port of rotary joint is a multi-purpose hole for pneumatic port, high-pressure coolant, work seating detection sensor, etc. Please tell our sales staff the purpose in advance.
