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NC Press Brake E21 Operating – II

press brake with E21

NC press brakes can bend metal more accurately, reducing the amount of waste generated during the sheet metal forming process. In the previous article, we told you about the installation of NC press brake with E21. In this article, we will tell you how to operate and use NC press brake with E21:

1. First turn on the main power knob on the electric cabinet;

Electric cabinet main power knob (off)
Electric cabinet main power knob (off)
Electric cabinet main power knob (on)
Electric cabinet main power knob (on)

2. Check the emergency stop button on the controller panel of the NC press brake and the foot switch, and turn them clockwise to restore them;

Emergency stop button on the controller panel
Emergency stop button on the controller panel
Emergency stop button on foot switch
Emergency stop button on foot switch

3. Turn the main power key on the controller panel clockwise to turn on the main power of the controller;

Controller main power key(When turned off, the left power indicator light does not light up)
Controller main power key(When turned off, the left power indicator light does not light up)
Controller main power key(When turned on, the left power indicator light is on)
Controller main power key(When turned on, the left power indicator light is on)

4. Click the green start button on the controller panel, the green indicator light is on, and the device starts, as shown in the figure:

Start button on the controller panel
Start button on the controller panel

5. Use your foot to step on the return switch on the left side of the foot switch to make the slider of the bending machine return upward to the top dead center. At this time, the limit switch should be in the homing state;

Depress the return switch on the left
Depress the return switch on the left
Slider up back to top dead center
Slider up back to top dead center
The limit switch is in the homing state
The limit switch is in the homing state

How to adjust the X axis?

6. Click the red stop button on the controller panel, the red indicator light is on, and the device stops, as shown in the figure:

Stop button on the controller panel
Stop button on the controller panel

7. First select the XP option, use the numeric keypad on the right to input the value to be set, and then press the Enter key to confirm;

Enter values using the numeric keypad
Enter values using the numeric keypad

8. After the input is complete, press the Enter key to confirm, as shown in the figure;

Press enter to confirm
Press enter to confirm

9. Click the green start button on the control panel again, the green indicator light is on, the device starts, and the X-axis starts to move according to the set parameters, as shown in the figure:

Click the start button on the controller panel again
Click the start button on the controller panel again
Before the X axis moves
Before the X axis moves
After the X axis moves
After the X axis moves

How to adjust the Y axis?

10. Click the red stop button on the controller panel, the red indicator light is on, and the device stops, as shown in the figure:

Stop button on the controller panel
Stop button on the controller panel

11. Click the down button, select the YP option, and use the numeric keypad on the right to enter the value to be set;

Enter values using the numeric keypad
Enter values using the numeric keypad

12. After the input is complete, press the Enter key to confirm, as shown in the figure;

Press enter to confirm
Press enter to confirm

13. Click the green start button on the control panel again, the green indicator light is on, the device starts, and the Y-axis starts to move according to the set parameters until the movement is completed. as the picture shows:

Click the start button on the controller panel again
Click the start button on the controller panel again
Measure cylinder height after Y axis moves
Measure cylinder height after Y axis moves

Notice:

1. When the slider returns to the top dead center upwards, or when it reaches the conversion point downwards, the limit switch on the side must be in the homing state;

The limit switch is in the homing state
The slider returns to the top dead center, and the limit switch is in the homing state
Slider down to transition point
Slider down to transition point
The slider reaches the transition point and the limit switch is in the reset state
The slider reaches the transition point and the limit switch is in the reset state

2. After pressing the green start button on the controller, you need to ensure that the values on the controller meet: X=XP, Y=YP (within the allowable error range);

Before pressing the green start button of the controller, the panel parameters X=XP, Y=YP
Before pressing the green start button of the controller, the panel parameters X=XP, Y=YP

Only when the above two conditions are met, the NC press brake can work normally.

The above is the detailed process of how to operate NC press brake with E21, I hope it can help you. If you just received the machine and don’t know how to turn it on, you can refer to our article:

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