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What are the common faults of the CNC rolling machine of Manhart (Guangdong) CNC Machine Tool Co., Ltd?

**Common faults of CNC rolling machines**
CNC rolling machine is an important equipment in modern industrial production, and its stable operation is crucial to ensure production efficiency and product quality. However, during use, CNC rolling machines may also encounter various malfunctions. The following will provide a detailed introduction to the common types of faults and possible causes of CNC rolling machines.
**1 Power and electrical faults**
Power and electrical faults are one of the common types of faults in CNC rolling machines. These faults may include unstable power supply, short circuits in electrical circuits, damage to electrical components, etc. These issues may lead to machine tool failure to start, abnormal motor operation, sensor failure, etc.
**2 Mechanical component failure**
Mechanical component failure refers to the damage or failure of various mechanical components in an index controlled rolling machine. Common mechanical component failures include spindle failure, ball screw failure, bearing damage, tool wear, etc. These faults may cause problems such as decreased machining accuracy, increased noise, and unstable operation of the machine tool.
**3 Transmission system malfunction**
Transmission system failures mainly involve the transmission mechanism of CNC rolling machines, such as gears, belts, couplings, etc. The faults of these components may lead to problems such as unstable transmission, inaccurate transmission ratios, mechanical vibrations, etc., thereby affecting the machining accuracy and stability of the machine tool.
**4 Control system malfunction**
The control system of CNC rolling machine is its core part, and control system failures may cause the machine tool to be unable to process according to the preset program. Common control system failures include PLC failures, servo system failures, sensor failures, etc. These faults may cause deviations, shutdowns, and other issues in the machining process of the machine tool.
**5 Lubrication and cooling faults**
Lubrication and cooling failures are problems that occur in the lubrication and cooling systems of exponential controlled rolling machines. Poor lubrication may lead to increased wear and temperature rise of mechanical components, thereby affecting the service life and accuracy of the machine tool. Cooling system failures may lead to increased thermal deformation and decreased machining accuracy of the machine tool.
**6 Operation and programming errors**
Operation and programming errors refer to errors or programming errors made by operators when operating CNC rolling machines. These errors may cause the machine tool to be unable to perform machining tasks correctly, such as incorrect machining parameter settings, unreasonable machining path planning, etc.
**7 Accuracy and positioning faults**
Accuracy and positioning faults are the problems of decreased accuracy and inaccurate positioning that occur during the machining process of exponential controlled rolling machines. These faults may be caused by various factors such as mechanical component wear, transmission system failure, control system failure, etc. Accuracy and positioning failures may lead to substandard product quality and increased scrap rates.
**8 Safety protection failure**
Safety protection failure is a problem with the safety protection device of the index controlled rolling machine. These faults may lead to the failure of the safety protection function of the machine tool, thereby increasing the risk of injury to operators. Common safety protection failures include failure of protective doors, failure of emergency stop buttons, and failure of photoelectric protection devices.
In summary, common faults of CNC rolling machines include power and electrical failures, mechanical component failures, transmission system failures, control system failures, lubrication and cooling failures, operation and programming errors, accuracy and positioning failures, and safety protection failures. In order to ensure the stable operation and production efficiency of the CNC rolling machine, operators need to regularly inspect and maintain the machine tool, and promptly discover and handle fault problems. At the same time, strengthening the training and skill enhancement of operators is also an important means to reduce the occurrence rate of faults and improve product quality.