Tell about the three operation modes of the four-column hydraulic press

1) Manual work method

Move the hydraulic machine changeover switch “SA1” to the working position and “SA2” to the “power on” position, then press a button with your hand to get the corresponding action.

2) Adjust working methods

Move the changeover switch “SA1” to the adjustment position and “SA2” to the “power on” position, then press a button with your hand to get the corresponding action and stop immediately after letting go.
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3) Semi-automatic working mode

Constant pressure forming: move the switch “SA1” to the working position and “SA2” to the “power on” position, press the work button SB4 of the four-column Hydraulic Press, the movable beam can automatically proceed in sequence, quickly descend and pressurize, and hold pressure delay After the return stroke and the return stroke stop and other actions, the rest of the actions are completed by manually pressing the button.

Fixed-stroke forming: Adjust the travel switch SQ1 to the required position in advance, and press the movable beam under the pressure and immediately return to the stroke after colliding with SQ1.

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