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2020
DATE
05 - 22
Today we will share the operation manual of E21 NC Controller for Press brake machine, It can help the operator to use the machien in a better and easy way. The operator shall read through this manual and know operation requirements before using this controller. E21 controller provides complete software control and the operator can pick it up as soon as possible.
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2020
DATE
03 - 17
The overflow valve located on the upper part of the machine. When the machine does not work properly, we need to clean the overflow valve or the valve below. So how to clean the relief valve? When the machine tool is stepped on the footswitch, the valve light is already on, but the tool holder does not go down and the cutting action is not completed, which indicates that the oil circuit is the problem, then we need to clean the valve.
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2020
DATE
03 - 17
This is a complete set of relief valves. The role of the relief valve is to control the amount of oil during the normal use of the bending machine, including its pressure, to control it. If this valve is stuck and the spool does not work properly in this valve, what happens to the bender? It cannot be raised, it cannot be lowered, and it cannot be pressurized, that is, the oil pump motor is rotating forward, but the slider of the bending machine has no movement. So if this happens, let ’s first look at the valve light. When you step on the footswitch, see if the valve light is on or not. If the valve light is already on, but the machine tool is not generating pressure, the slider is not up or down. The valve is likely stuck.
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2019
DATE
06 - 13
Combined Punching and Shearing Machine and Angle Hydraulic Notching Machine.
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2019
DATE
06 - 11
Sometimes when we use the hydraulic press brake with E21 controller, the machine ram can not come down even we start the machine and step the foot switch. Today we will share the solution with you how to fix this kind of problem. When we check the E21 inferface, we will see that Y is not equ
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2019
DATE
06 - 11
Multi-V is widely used on the hydraulic press brake machines, which features different bending channels for different sheet thickness. When the operator wants to bend plates of different thickness, it is necessary for them to use different V-openings of the Multi-V die. Here we will show you how to change the bending channels on HARSLE press brake machines.
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