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Routine maintenance methods for ABB industrial robots

1. Brake inspection

Before normal operation, it is necessary to check the motor brake on each axis. The inspection method for the motor brake is as follows:

 

(1) Run the axis of each robotic arm to its maximum load position.

 

(2) Turn the motor mode selection switch on the robot controller to the MOTORS OFF position.

 

(3) Check if the shaft is in its original position. If the mechanical arm still maintains its position after the motor is turned off, it indicates that the brake is in good condition.

 

2. Danger of losing deceleration operation (250mm/s) function

Do not change the gear ratio or other motion parameters from the computer or teaching pendant. This will affect the deceleration operation (250mm/s) function.

 

3. Safe use of teaching aids

Beifu assists in achieving reliability status monitoring of building load-bearing structures

The enabling device button installed on the teaching pendant, when pressed halfway, changes the system to MOTORS ON mode. When the button is released or fully pressed, the system changes to MOTORS OFF mode. In order to use the teaching pendant safely, the following principles must be followed: the Enabling device button must not lose its function. When programming or debugging, when the robot does not need to move, immediately release the Enabling device button.

 

When programmers enter a safe area, they must always carry the teaching pendant on their body to prevent others from moving the robot.

 

4. Working within the working range of the robotic arm

If it is necessary to work within the working range of the robotic arm, the following points must be observed:

 

(1) The mode selection switch on the controller must be turned to the manual position in order to operate the enabling device to disconnect the computer or remotely operate it

 

(2) When the mode selection switch is in the<250mm/s position, the maximum speed is limited to 250mm/s. When entering the work area, the switch is generally set to this position. Only those who are very familiar with robots can use full speed (100% full speed)

 

(3) Pay attention to the rotation axis of the robotic arm, be careful not to stir hair or clothes onto it. Also, pay attention to other selected components or equipment on the robotic arm

 

(4) Check the motor brake of each axis


Post time: Apr-20-2023