ZJ-Y Series
Hydraulic Shaftless Mill Roll Stand
The hydraulic shaftless mill roll stand, similar to the electric one, is also used for supporting and fixing fluting paper rolls. The arms, however, is driven by hydraulic pressure, clamping, lifting and adjusting the paper rolls.
Technical Parameters
| Range of Paper Width | 800-2500mm |
| Paper Roll Diameter | Φ350-1500mm |
| Max. Weight of One Side | 5000kg (wall thickness: 45mm) |
| Main Shaft Diameter | Φ240mm (wall thickness: 55mm) |
| Working Pressure of Air Source | 0.6-0.9 MPa |
| Power Supply | 380V, 50Hz, 11kw |
| Overall Dimensions (L×W×H) | 4550 ×1600 ×1650mm |
| Working Pressure of Hydraulic Cylinder | 12-16 MPa |
| Working Range of Hydraulic Cylinder (swing) | Φ100mm ×460mm |
| Diameter of Hydraulic Cylinder (clamping) | Φ63mm ×720mm |
Main Features
- The hydraulic mill roll stand comes with four symmetrical supporting arms that are capable of clamping two paper rolls.
- Any movement such as clamping, lifting, lowering, adjusting, etc. is driven by hydraulic motor.
- The web tension can be controlled by pneumatic brake or manual brake.
- Effective width ranges for 900mm to 2200mm; the maximum diameter of the paper roll is 1500mm.
- The maximum weight the roll stand can bear is 3 tons.
