Novel tube cold rolling mill electrohydraulic rotary feeding device

• Main Author: PAN YIZHONG
• Format: Patent
• Language: Chinese; English
• Published: 02.02.2011
• Subjects: BLASTING; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR; FLUID-PRESSURE ACTUATORS; FLUID-PRESSURE ACTUATORS, e.g. SERVO-MOTORS; HEATING; HYDRAULICS OR PNEUMATICS IN GENERAL; LIGHTING; MECHANICAL ENGINEERING; MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL; PERFORMING OPERATIONS; PUNCHING METAL; ROLLING OF METAL; SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; TRANSPORTING; WEAPONS

The utility model discloses a novel tube cold rolling mill electrohydraulic rotary feeding device, which comprises an electric appliance, a PLC, a motor, an automatic variable-capacity oil pump, an oil filter, an overflow valve, an energy accumulator, an electromagnetic valve and an oil motor. The novel tube cold rolling mill electrohydraulic rotary feeding device is characterized in that the device is composed of two oil ways, the automatic variable-capacity oil pump is connected to the lateral side of the motor, the oil filter, the overflow valve, a pressure meter switch and a pressure meter are connected to two sides of the automatic variable-capacity oil pump by the aid of pipelines, the automatic variable-capacity oil pump is connected with the energy accumulator and the electromagnetic valve by the aid of one-way valves, and the electromagnetic valve is controlled by the PLC to drive a feeding mechanism transferred by the oil motor in intermittent movement to a tube cold rolling mill to finish tube roll