420mm swing over bed CNC lathe –1500mm machining length
Main performance（CN-6140B-1500）
1. One piece casting base and bed, keep enough rigidity and accuracy stability.
2. Swing over bed diameter. :420mm,
3. Distance between the lead rail :390mm
4. diameter on the carriage lathe: 200mm
5. Spindle bore 82mm.
6. Spindle with gear box i:21, three speed automatic transfer
H: 500—1600 rpm. M: 190—760 rpm. L: 45—220 rpm
7. Beijing CBT 7.5kw servo motor.
8. Spindle head model: C8
9. GKS 980TDC system or 980TDI system
10. Servo motor, thread device, automatic lubrication, full cover protection for guild rails and ball screws.
11. Manual 3 jaws chuck of diameter 320mm.
420mm swing over bed CNC lathe –1500mm machining length
Main performance（CN-6140B-1500）
1. One piece casting base and bed, keep enough rigidity and accuracy stability.
2. Swing over bed diameter. :420mm,
3. Distance between the lead rail :390mm
4. diameter on the carriage lathe: 200mm
5. Spindle bore 82mm.
6. Spindle with gear box i:21, three speed automatic transfer
H: 500—1600 rpm. M: 190—760 rpm. L: 45—220 rpm
7. Beijing CBT 7.5kw servo motor.
8. Spindle head model: C8
9. GKS 980TDC system or 980TDI system
10. Servo motor, thread device, automatic lubrication, full cover protection for guild rails and ball screws.
11. Manual 3 jaws chuck of diameter 320mm.
| Model Specification | CJK6140B-1500 | |
| Main spec | Swing over bed | 420mm |
| Max length of machining work piece | 1500mm | |
| Capacity | Max machining diameter on bed | 420mm |
| Max machining diameter on slider | 200mm | |
| Max length of machine(distance between tailstock to chuck jaws) | 1500mm | |
| Bar through material diameter | Ø80mm | |
| Spindle center height | 210mm | |
| Center distance between tailstock to spindle | Distance between spindle to tailstock | 1500mm |
| Spindle | Spindle bore diameter | Ø82mm |
| Taper of spindle bore | C8 | |
| Range of spindle speed | Spindle with gear box i:21, three speed automatic transfer H: 500—1600 rpm. M: 190—760 rpm. L: 45—220 rpm | |
| turret | Max. travel of turret on Z axis | 1500mm |
| Max. travel of turret on X axis | 300mm | |
| Rapid move speed on Z axis | 6000mm/min | |
| Rapid move speed on X axis | 3000mm/min | |
| Turret positions | vertical type 4 or 6 positions turret | |
| Turret size | 25×25 mm | |
| Distance between spindle center to the support surface | 25mm | |
| tailstock | Tailstock tape | MT5 |
| Max. travel of tailstock sleeve on Z-axis | 150mm | |
| Max. travel of tailstock sleeve on X-axis | ±15mm | |
| Motor | Main motor power | Beijing CBT 7.5 KW servo motor |
| Z axis motor | 1.5 kw | |
| Torque of X axis motor | 1.2 kw | |
| Cooling pump | AYB-20 0.115kw | |
| Tool holder model | LD4 | |
| Outline dimensions | 3000mm x 1400mm x 1550 mm | |
| Net weight | 1000mm model | 3000 kgs |
Machine inspection precision
| Inspection item | China Standard | Factory standard |
| Machining precision | IT7 | IT7 |
| Machining work piece roundness | 0.005mm/φ50mm | 0.004mm/φ50mm |
| Machining work piece cylindricity | 0.03mm / 300mm | 0.02mm / 200mm |
| Machining work piece planeness | 0.025mm/φ300mm | 0.015mm/φ200mm |
| Machining work piece surfaceness | Ra2.5μm | Ra2.0μm |
| Position precision | X-axis 0.03mm | X-axis 0.024mm |
| Z-axis 0.04mm | Z-axis 0.032mm | |
| Re-position | X-axis 0.012mm | X-axis 0.01mm |
| Z-axis 0.016mm | Z-axis 0.012mm |
Machine configuration
| Accessories Name | Specifications Model | Manufacturer | Remark |
| CNC | GSK980 | GSK | |
| The main motor | 7.5 KW spindle servo motor | China Beijing CBT | |
| X-axis motor | 110ST-M06030 | GSK | |
| Z-axis motor | 130ST-M10025 | GSK | |
| Spindle bearing | P4 | China famous Ha-axis bearing | |
| P4 | |||
| Spindle | 82mm | Southern Machine | |
| Turret | Vertical 4 or 6 positions turret auto LD81 | HTC | |
| X-axis ball screw | C3 | Bot / Han River | |
| Z-axis lead screw | C3 | Bot / Han River | |
| Screw bearings for X-axis ball screw | P4 | Harbin/Luo axis research | |
| Screw bearings for Z-axis ball screw | P4 | Harbin/Luo axis research | |
| Three-color light | Three color flashing | ONN | |
| The key electrical components | Relay/Contactor | Japan’s Izumi/Switzerland ABB/Schneider |
The standard machine tool accessories:
| No. | accessory name | Model Specifications | Quantity | Remark |
| 1 | Adjust the horn and bolts | 1 | South brand | |
| 2 | Pan tools | 1 | Three gulls | |
| 3 | Screw tools | 1 | China brand | |
| 4 | Chuck | Manual jaw chuck diameter Φ250 | 1 | China brand |
Technical data:
| No. | Technical data Name | Copies | Remark |
| 1 | Manual machine tool (machine)—mechanic and electric | 1 | |
| 2 | Certificate | 1 | |
| 3 | Precision inspection | 1 | |
| 4 | Packing List | 1 | |
| 5 | Manual user operation for controller | 1 | |
| 6 | Controller system operation manual | 1 | |
| 7 | Electric diagram | 1 |
SOUTH lathe is a professional CNC machine manufacturer of turning-milling drilling, tapping and carving combined machine tool.
Contact Us
+86 13928187729
+86 13928187729
manager@southlathe.com/ js_john@vip.163.com
No.3 Huafu Road, Bianjiaojuweihui, Ronggui town Shunde Foshan City, Guangdong Pronvice China.