UBJ315 Piston Rod Straightening Machine is a high-precision straightening equipment designed for core components such as hydraulic cylinders, shock absorbers, and cylinders. The self-developed two-roller envelope contact technology is used to effectively protect the chrome coating; The straightness reaches 0.1mm/m, the straightening period is 25 seconds/piece, and it is suitable for piston rods with φ10-40mm and length of 100-500mm. Support customized automatic loading and unloading system to solve the problem of deformation after heat treatment and help enterprises improve quality and efficiency.
Piston Rod Straightening Machine Parameters
| Serial No. | Parameter Name | Technical Specification |
|---|---|---|
| 1 | Product Diameter | Φ10-40mm |
| 2 | Straightening Length | 100-500mm |
| 3 | Maximum Rolling Pressure | 315KN |
| 4 | Roller Inclination Angle | ±15° |
| 5 | Roller Diameter | Φ200-Φ260mm |
| 6 | Roller Rotation Speed | 16-100rpm |
| 7 | Main Motor Power | 22KW |
| 8 | Hydraulic Motor Power | 7.5KW |
| 9 | Cooling Motor Power | 0.09KW |
| 10 | Total Weight | 4300Kg |
| 11 | Roller Hardness | 58-60HRC |
| 12 | Overall Dimensions | 1800×2700×1700mm |
Piston Rod Straightening Machine Configuration
| Configuration Modules | Specific Content |
|---|---|
| Core Straightening Unit | Two-roller Envelope Contact Rolling Wheels |
| Drive System | 22KW Main Motor + 7.5KW Hydraulic Motor |
| Control System | PLC Programmable Control + Straightness Closed-loop Monitoring |
| Loading & Unloading System | Customized Automatic Loading/Unloading / Manual Loading/Unloading |
| Cooling System | Continuous Cooling for Rolling Wheels (0.09KW) |
| Detection System | On-line Straightness Sensor (Optional) |



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