What are the common faults when injection molding manipulator and injection molding machine are used together?
[2024-06-26]

When the injection molding manipulator is used with the injection molding machine, the common faults and solutions are as follows:


Fault 1: The communication is faulty

Performance: The communication between the manipulator and the injection molding machine is interrupted or unstable, resulting in uncoordinated action or inability to execute instructions.

The solution:

1. Check whether the communication cable is properly connected, damaged or loose.

2. Check whether the communication protocol Settings are correct and reset communication parameters.

3. Check whether the control system of the injection molding machine and manipulator has software faults, and upgrade or reset it if necessary.


Fault 2: Incorrect operation

Performance: the manipulator takes and puts the product position deviation, the movement stroke does not meet the setting.

The solution:

1. Recalibrate the motion parameters of the manipulator, including stroke, speed, position, etc.

2. Check whether the mechanical parts are worn or loose, and replace or tighten them in time.

3. Check whether the sensor works properly. If any fault occurs, replace it.


Fault 3: The grasp is unstable

Performance: When the manipulator grabs the product, it falls or the clamp is not tight.

The solution:

1. Adjust the clamping force of the claw to ensure that it is sufficient but not excessive.

2. Check whether the surface of the claw is worn, and repair or replace it if necessary.

3. Optimize grasping procedures and actions to ensure the accuracy and stability of grasping actions.


Fault four: Interference with the mold

Performance: The manipulator collides with the mold during operation.

The solution:

1. Readjust the movement track and stroke of the manipulator to avoid contact with the mold.

2. Check whether the installation position of the mold is correct, and adjust if there is any deviation.


Fault 5: The load is too large

Performance: When the manipulator is running, the phenomenon of stalling and overheating of the motor occurs.

The solution:

1. Check whether the weight of the captured product exceeds the carrying capacity of the manipulator, such as the excess load needs to replace the manipulator with a greater carrying capacity.

2. Optimize the movement trajectory and action of the manipulator to reduce unnecessary load.


Fault 6: Safety protection device failure

Performance: Safety devices such as light curtains and emergency stop buttons do not work properly.

The solution:

1. Check whether the connection line of the safety device is normal.

2. Test the function of the safety device, and replace it in time if it is damaged.

3. Check whether the safety device parameters are correct and set them again.


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