Jinan Zeming Forging Equipment Co.,Ltd

YZM21 Series hydraulic punching presses can realize high-speed punching , also can realize slow stretch .The slider stroke can be adjusted . Welded steel frame with good rigidity. Cylinders adopt forging cylinder which forged by 45# round steel. Imported oil seals to ensure sealing of hight-speed punching and long life.Pumps adopt German REXROTH axial piston pump with high-pressure and low noise. Hydraulic valve block uses our self-developed integrated valve blocks, solenoid valves and two way cartridge valves are all imported from German. The electrical system apply PLC centralized control. Action sequence: Punch: cutting down → return after the specified pressure → done → return after the specified stroke Hydraulic press: no-load down →working → return after the specified pressure →slider stop → ejection → return after the specified stroke