Hydraulic locking and upsetting press for upsetting induction-heated pipe and bar ends.

On the machine body there is a centrally arranged hydraulic cylinder for clamping the workpiece and two externally arranged hydraulic cylinders for holding the upsetting tools closed. The upsetting cylinders are arranged in the lateral machine uprights. The upsetting cylinders are designed as servo cylinders and upset the workpiece end in synchronous operation.

• Table surface: 1800 mm x 600 mm
• Upsetting area: 1800 mm x 500 mm
• Total clamping and locking force: 13000 kN
• Upsetting force per side: 1350 kN
• Closing speed of the tumbler: approx. 200 mm/sec.
• Rapid traverse speed of the upsetting cylinder: 200 mm/sec.
• Adjustable working speed of the upsetting cylinders: approx. 5 to 30 mm/sec.
• Positioning accuracy of the upsetting cylinders: 0.08 mm