1. Estun servo motor maintenance 1; Overload alarm A04
1. The wiring of the servo motor is wrong or the wiring is leaking
(1) The U, V, and W phase wires of the motor are connected incorrectly
(2) Whether the insertion of the connector on the servo motor side is defective
2. The model of the servo drive and the motor does not match
(1) Check the driver model and motor model, and match the suitable drive or motor
3. The mechanical load greatly exceeds the rated torque of the motor, and the monitoring UN003 (internal torque command percentage) shows a large value
(1) Adjust the load torque and momentum of inertia, and replace the large-capacity motor if not
(2) The mechanical wear is large or stuck, and the mechanical problem is solved
4. If it is a brake servo motor, the brake of the motor is loosened
(1) If the brake coil is not electrified, check the brake control line
(2) The brake coil is burned out
Second, Estun servo motor maintenance one; Encoder alarm A10, A11
1. The encoder connector has poor contact or is not plugged in
Check the plug and reconnect it
2. The encoder cable is damaged
Check that the cable has been damaged by mistake
3. The hardware of the motor encoder is damaged
It can't be repaired and needs to be repaired. How to avoid it: When installing the motor, do not force the motor shaft or encoder parts
3. Estun servo motor maintenance one; Overcurrent alarm A12
1. There is an error or short circuit in the wiring between the servo driver and the servo motor
Check the wiring and make the correct wiring
Fourth, Estun servo motor maintenance one; The power-on drive has no reality or only shows that the 'bb' motor is not running
1. There is no display for power-on drive
The wiring is wrong, and the control board is not powered, that is, L1C and L2C are not powered
2. The BB motor is not running
(1) The servo is not enabled
Enable the signal to the servo
(2) The drive is not energized
The wiring is incorrect, and the driver board is not powered, that is, L1, L2, and L3 are not powered
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Estun servo motor - the cause and solution of servo motor overload
Problem 1: The reason why the servo motor alarms the overload
If the drive resistance is too great, check the drive system.
Q2: What is the difference between stepper motor and servo motor overload capacity?
Question 3: Is the servo motor overload necessarily related to the current?
As the motor torque output ...
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Estun servo motor - what are the commonly used DC servo motors in the feed system?
(1) Small inertial DC servo motor
The small inertia straight sinking servo motor is named because of the small rotation of the inertia basin. This type of motor is generally hydromagnetic, and there are three types of armature windings: phaseless armature type, printed armature type and coreless armature type. Because the small inertia DC motor minimizes the armature's ...
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Estun Servo Motor - How to Select Servo Motor (11-15)
11. There is a servo motor with encoder feedback, can it be controlled by a servo drive with only a tachometer port?
Yes, it is necessary to have an encoder-to-speed signal module.
12. Can the code disc part of the servo motor be disassembled?
It is forbidden to disassemble it, because the inside of the disc ...
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Estun robot has A51, A47, A45, A46 fault codes
A51: The robot spindle servo motor is abnormal. It could be a cable failure, a servo drive problem, a damaged spindle bearing, etc.
A47: The servo motor is overheating. It may be because the external ambient temperature is too high, the servo motor is starting to break, and it cannot be cooled properly.
A4 ...
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Estun Servo Motor - How to Select Servo Motor (6-10)
6. What should I pay attention to when using the motor?
Check the following before powering on:
1) Whether the power supply voltage is appropriate (overvoltage is likely to cause damage to the drive module); The +/- polarity of the DC input must not be misconnected, and the motor model or current setting on the drive controller ...
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Estun servo motor - 8 common faults and solutions of servo motors
1. How to deal with the servo motor not running when there is pulse output?
a. Monitor the current value of the pulse output of the controller and whether the pulse output light is flashing, and confirm that the command pulse has been executed and the pulse has been output normally;
b. Check the control cable from the controller to the driver, ...
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Estun Servo Motor - How to Select Servo Motor (16-20)
16. Is it safe to use a DC power supply voltage greater than the rated voltage value to drive the motor?
Normally this is not a problem, as long as the motor is operating within the set speed and current limits. Because the motor speed is proportional to the motor line voltage, choosing a certain supply voltage will not cause ...
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Estun servo motor - classification and introduction of common servo control systems
The servo control system is an operating system that can automatically control the mechanical movement of the test device according to the predetermined requirements. There are many classification methods for servo systems, and there are three common classification methods:
1. Classification according to the characteristics of the controlled parameters.
2. According to the type of drive element ...
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Why can Estun become one of the top "Chinese robots"?
Recently, Tesla officially released a video of the "Creation of Humans" video on social media, CEO Elon ·Musk said that Tesla's artificial intelligence event day will launch the TeslaBot prototype on September 30 this year. As soon as the news came out, the concept of robots attracted the attention of the market.
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Estun servo motor - the place where the daily maintenance of servo motor needs attention
Precautions for servo motors:
1. Protection of servo motor oil and water
A: The servo motor can be used in places where it will be attacked by water or oil droplets, but it is not fully waterproof or oil-proof. Therefore, servo motors should not be placed or used in water or oil-infested environments.
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Experts from the Industry and Information Think Tank Alliance visited Estun Automation
On September 25, 2020, a group of 20 people from the Industry and Information Think Tank Alliance, led by Comrade Fan Bin, Deputy Director of the Department of Political and Legal Affairs of the Ministry of Industry and Information Technology, visited Estun Company for research. Dr. Wang Jiegao, President of Estun Automated Robot Research Institute, and Ms. Yuan Qin, Deputy General Manager, accompanied the visit and investigation. The experts visited ...
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Estun servo drive alarm code analysis
Estun Server Alarm A.01 Parameter Broken
Estun server alarm A.02 A/D is damaged
Estun Server Alarm A.03 Overspeeding
Estun server alarm A.04 Overload
Estun Server Alarm A.05 Position Deviation Counter Overflow
Ace...
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Estun Servo Motor - How to Select Servo Motor (21-25)
21. How to choose whether to use planetary reducer or spur gear reducer?
Planetary reducer is generally used when high torque is required in a limited space, that is, small volume and large torque, and its reliability and life are better than that of spur gear reducer. Spur gear reducers are used for lower ...
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Estun servo motor - the difference between servo motor and control motor and how to choose a motor
What are the main differences between the two?
1. The way of control is different
Stepper motor: The rotation angle is controlled by controlling the number of pulses, and one pulse corresponds to a step angle.
Servo motor: The angle of rotation is controlled by controlling the length of the pulse time.
2. Work ...
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Advantages of ESTUN EMJ/EMG/EML/EMBB series full digital AC servo system
1. The capacity of the industrial-grade intelligent power module IPM selected by the EMJ/EMG/EML/EMB servo drive is one level larger than that of similar servo products that are usually calibrated with the same power, so it has the characteristics of strong overload capacity, strong anti-load disturbance ability, large starting torque, etc., and can ensure that the product is less than 1.5KW.
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FAQs about Estun servo motor (7-10)
7. The relationship between the model code parameters and the servo motor
The motor model in the model code parameter of the EDB series servo motor should be the motor model currently controlled, otherwise the operation effect of the motor will be poor. The motor model selection parameter is PN218, and the drive model parameter selection is PN ...
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How to record the points of the Estun robot?
1. Take out the Eston four-axis robot and place it in front of your body.
2. After placing it in front of the body, take out the instruction manual of the Estun four-axis robot and read the instruction manual carefully.
3. Set the point according to the requirements of the manual.
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Estun Automation and its wholly-owned subsidiary, CLOOS, have released a number of new welding robots
On June 17, 2021, at the same time of the 25th Essen Welding Exhibition, Estun Automation and its wholly-owned subsidiary CLOOS released a number of new welding robots and new welding power supplies in Shanghai.
ESTUN Weld Automation Set
EWAS series welding robots
EWAS ...
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Estun servo motor - the cause and solution of fast jitter of servo motor
Servo motor refers to the engine that controls the operation of mechanical components in the servo system, and is a kind of auxiliary motor indirect transmission device. The main function is to use it in a closed ring, transmit the signal to the system at any time, and at the same time correct its own operation with the signal given by the system.
Servo motor ...
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Estun Servo Motor - Introduction to Servo Motor Inertia Knowledge
1. What is "inertia matching"?
1. According to Newton's second law: "The required moment T of the feed system = the transmission inertia of the system J×angular acceleration θ angle". The acceleration θ affects the dynamic characteristics of the system, the smaller θ, the more time from the controller to the completion of the system's execution.
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