ZHEJIANG JINGDUN TECHNOLOGY CO.,LTD.
Main technical parameters
| Parameter table | ||
| Maximum turning diameter on bed | mm | Φ 600 |
| Maximum machining diameter | mm | Φ 200 |
| Maximum Z-direction travel | mm | 500 |
| Maximum machining shaft length (chuck + tailstock) | mm | Within 450 (distance from chuck end face to turret end face) |
| Maximum X-direction travel | mm | 150 (radius value) |
| Maximum Y-direction travel | mm | 100( ± 50） |
| Maximum speed | m/min | X:30 Z:30 Y:30 |
| Diameter of spindle through hole | mm | Φ 66 (optional) Φ 79） |
| Nose type of spindle unit | A2-6 | |
| Hollow hydraulic rotary cylinder | 852 (accessible) Φ Within 52 bar) | |
| Spindle motor power | kw | 7.5/11 servo motor |
| Spindle speed | rpm | 4500 |
| Model of power turret | 80-12T | |
| Square dimension of cylindrical cutter | mm | 25*25 |
| Boring tool bar dimensions | mm | Φ 32 |
| Specification of power tool holder | BMT55 | |
| Number of end cutterbed | One | 3 |
| Number of boring tool holders | One | 3 |
| Bmt55 power tool holder | One | 4 (2 at 90 degree, 2 at 0 degree) |
| X, Z, y, B, turret motor torque | nm | 11NB 11N 11NB 8N 15N |
| Connection mode of x-direction and Z-direction motors | Direct connection | |
| Connection mode of Y-direction motor | Synchronous belt | |
| X, Z, y and B screw rod specifications | X:3210 Z:4010 Y:4010 B:3210 | |
| Specifications of roller track in X, Z, y and B directions | X:35 Z:45 Y:35 B:30 | |
| Servo tailstock travel | mm | 430 |
| Diameter of tailstock sleeve | mm | Φ 70 |
| Taper of inner hole of tailstock sleeve | mt | NO.4 |
| Repeat positioning accuracy | mm | 0.003 |
| Positioning accuracy (machine tool accuracy) | mm | 0.01 |
| Chuck specification | mm | Φ 200 (8 inches) |
| Cooling water pump power | w | 450 high pressure centrifugal pump |
| Machine weight | kg | ≈4000 |
| Machine tool dimensions (L * w * h) | mm | About 2700 * 1880 * 2050 (excluding chip conveyor) |
Main configuration
| Main configuration | ||
| Projects | Brand | Origin |
| Numerical control system | New generation 22tb | Taiwan |
| Bus servo driver | New generation original | Taiwan |
| 10. Z, y, b axis absolute value servo motor | New generation original | Taiwan |
| Main servo motor (including magnetic ring encoder) | New generation original | Taiwan |
| A2-6 spindle unit (4500 revolutions) | SKF Bearing | Sweden |
| Track | Yintai | Taiwan |
| Ball screw (grade C3) | Yintai | Taiwan |
| Lead screw bearing | NSK/NTN | Japan |
| Main electrical components | Schneider | Germany |
| 852 hollow rotary cylinder | Bedford | Domestic |
| 8-inch hollow hydraulic three jaw chuck | Bedford | Domestic |
| 2kW Taiwan spline pump hydraulic station | Jingdun special | Domestic |
| Cooling water pump 450W | Nork | Taiwan investment |
| Automatic lubrication pump (gear pump) | Sheng Xiang | Taiwan investment |
| Inner guard | Central / Hongwang | Taiwan investment |
| Screw coupling | Hongwang | Taiwan |
| Y-axis lifting 80-12t power turret | Lianchen | Taiwan |
| Power turret output motor and drive | New generation original | Taiwan |
| Heat exchanger | Jingwo | Domestic |
| Hand wheel | Zhehong | Domestic |
| Foot switch | Tiande | Taiwan |
| Switching power supply | Mingwei | Taiwan |
| Button | Congratulatory message | Taiwan |
| Hydraulic disc brake | Dongpei | Taiwan |
Local display
