English
中文
Spanish
French
Arabic
Korean
German
Russian
English
column information in the field of hydraulic machinery, relying on friends [20 years] industry deep plowing experience, focus on the output of hydraulic technology innovation, market trends, application cases and other high value content. With the aim of "professional, timely and deep", we provide one-stop information service for engineers, purchasing decision makers and industry researchers, helping users to accurately grasp the pulse of hydraulic technology development.
500t four-column hydraulic press is a kind of mechanical equipment that uses the static pressure of oil pump to transport hydraulic oil to process metal, plastic, rubber, wood, powder and other products. It is often used in pressing process and pressing forming process, such as: forging, stamping, cold extrusion, straightening...
Read More
Hydraulic punch press is the application of hydraulic cylinder to produce compression force of the punch press, hydraulic punch press is by the British Joseph Brama invention, in 1795 invented the hydraulic punch press, and applied for a patent. After studying the literature on fluid motion at that time, Brahma took it as an overview...
Read More
①The matching clearance between the oil distribution shaft of the four-column hydraulic press and the rotor shaft sleeve is too large, or due to long working hours, unclean oil, etc., the relative movement pair between the two is worn, making the gap too large. Concatenation between oil inlet and exhaust leads to pressure flow...
Read More
The two throttle valves and two one-way reversing valves of the four-column hydraulic press are combined into a double one-way throttle valve, which can control the reversing speed of the main spool to prevent reversing shocks; the stroke at both ends of the main valve The adjustment screw can adjust the size of the main spool stroke, thereby controlling the main spool...
Read More
① For the DP-63 pressure relay of the four-column hydraulic press, check whether the friction force at the pin of the ejector rod is too large, or the friction force between the steel ball and the plunger is too large. Reassemble the four-column hydraulic press to make the action sensitive. ② check whether the four column hydraulic machine assembly is bad,...
Read More
Tengzhou Zhongyou Heavy Industry Equipment Co., Ltd. specializes in the production of conventional hydraulic press, four column hydraulic press, single arm hydraulic press, small hydraulic press and other equipment professional manufacturer
Read More
Tengzhou Zhongyou Heavy Industry Equipment Co., Ltd. specializes in the production of conventional hydraulic press, four column hydraulic press, single arm hydraulic press, small hydraulic press and other equipment professional manufacturer
Read More
Tengzhou Zhongyou Heavy Industry Equipment Co., Ltd. specializes in the production of conventional hydraulic press, four column hydraulic press, single arm hydraulic press, small hydraulic press and other equipment professional manufacturer
Read More
Tengzhou Zhongyou Heavy Industry Equipment Co., Ltd. specializes in the production of conventional hydraulic press, four column hydraulic press, single arm hydraulic press, small hydraulic press and other equipment professional manufacturer
Read More