High precision linear reciprocating servo electric cylinder industrial automation actuator

Description :

  Servo electric cylinder is a precision actuator that converts the rotational motion of a servo motor into linear reciprocating motion, mainly solving the pain points of traditional hydraulic and pneumatic systems in precision control, energy consumption, and maintenance. This category is widely used in automated working conditions that require high positioning accuracy, high response speed, and complex motion control. According to different structural layouts, it is mainly divided into linear servo electric cylinders and reciprocating servo electric cylinders. The linear structure is compact, with the motor and screw coaxial, suitable for space limited scenarios; The folding type uses synchronous belt or gear reversal, with the motor parallel to the screw rod, making it easy to install and maintain with a lower center of gravity. Both can achieve closed-loop precise control of thrust, speed, and position, and are core components for replacing hydraulic cylinders to achieve green intelligent manufacturing.

  In terms of specifications and processes, servo electric cylinders usually use high-strength aluminum alloy or stainless steel cylinder bodies, with high-precision ball screws or planetary roller screws integrated inside, ensuring transmission efficiency of over 90% and long service life. The motor of the linear servo electric cylinder is directly connected to the screw rod, which has better rigidity and faster dynamic response; The reciprocating servo electric cylinder is powered by a synchronous belt pulley system, providing greater thrust density and more flexible motor selection space. The execution standards usually refer to ISO and JB/T related mechanical transmission standards, and the protection level is commonly IP54 or IP65, suitable for industrial environments with high dust and humidity. The key performance parameters include repeatability accuracy (up to ± 0.01mm), maximum stroke (customizable to several meters), and rated thrust range (from several hundred newtons to several hundred kilonewtons). The specific values need to be confirmed according to the model specification.

  When selecting, it is necessary to clarify the load characteristics, motion curve, and installation space. If the installation space is narrow and sensitive to axial dimensions, linear servo electric cylinders are preferred as they have a direct structure, no additional reversing mechanism, and occupy less space. If the application scenario requires lateral space, or requires greater thrust and wants to reduce the overall height, a folding servo electric cylinder is a better choice, and its parallel arrangement of motors is conducive to heat dissipation and maintenance. It should be noted that for high-frequency heavy load conditions, it is recommended to use planetary roller screw type, while for general automated assembly lines, ball screw type is optional. Compared with hydraulic cylinders, servo electric cylinders do not require a hydraulic station, have no risk of oil leakage, and have significant energy-saving effects; Compared with cylinders, the intermediate position has high stopping accuracy, which can achieve precise positioning at any position and avoid the problem of "soft landing".

  In terms of installation and maintenance, the servo electric cylinder needs to ensure that the installation base is flat, the tension of the coupling or synchronous belt is moderate, and avoid eccentric load causing wear on the screw rod. Pay attention to the coaxiality correction between the motor shaft and the screw rod for linear servo electric cylinders, and regularly check the wear of the synchronous belt and the status of the tensioning wheel for reciprocating servo electric cylinders. In daily use, the guide rail and screw should be kept clean, and lubricating grease should be added regularly. It is recommended to perform comprehensive maintenance every 2000-4000 hours of operation. Common faults include abnormal noise, increased positioning deviation, or overheating, often caused by poor lubrication, loose fasteners, or encoder signal interference. Proper selection and standardized maintenance can significantly extend the service life of servo electric cylinders and ensure the stable operation of automated production lines.

AfterSalesService :