Pressure impact buffering system for wrapper roller of coiling machine

The utility model relates to a pressure impact buffering system for a wrapper roller of a coiling machine. The device comprises an accumulator, a reversing valve, an overflow valve, a pressure measuring connector and a plate type ball valve, a main oil port B of a cartridge valve is connected with a...

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Bibliographische Detailangaben
Hauptverfasser:	ZHANG XIAOQIANG, GAO BIAO, MENG GANG, YANG JUXIAN, DONG WENGUANG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKINGWITHOUT ESSENTIALLY REMOVING MATERIAL 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 MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES,OTHERWISE THAN BY ROLLING 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
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Beschreibung
Zusammenfassung:	The utility model relates to a pressure impact buffering system for a wrapper roller of a coiling machine. The device comprises an accumulator, a reversing valve, an overflow valve, a pressure measuring connector and a plate type ball valve, a main oil port B of a cartridge valve is connected with a hydraulic pipeline of the wrapper roller, a main oil port A of the cartridge valve is connected with one end of the accumulator, one end of the overflow valve and one end of the plate type ball valve, and a control port C of the cartridge valve is connected with the reversing valve through a coverplate; the energy accumulator is connected with a hydraulic oil tank through an overflow valve, the other end of the plate type ball valve is connected with the hydraulic oil tank, and a pressure measuring connector is connected to a pipeline between a main oil port B of the cartridge valve and a hydraulic pipeline of the wrapper roller. The device has the advantages that the pressure of a hydraulic cylinder plug cavity i