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The key to the improvement of high -speed processing center performance

Time:2023-07-11 Preview:


It can be seen from the process of innovation from high -speed processing centers from time to time that the new achievements of ZUI in today's technology category, especially the new achievements of ZUI in application -driven technology and control technology, are from time to time to improve the high -speed performance, dynamic characteristics and processing accuracy of processing centers from time to time key.

In the past ten years, the great progress of driving technology and control system has promoted the continuous improvement of the construction of the processing center from time to time. The application of electrical main shaft, linear motor, torque motor and fast CNC system play a decisive role in improving the high -speed, high dynamic and high processing accuracy of the processing center.

At present, most of the high -speed machining centers for mold processing still use servo motors and rolling beads to drive the linear coordinate axis, but the local processing center has adopted a linear motor. Because this linear drive is exempted from transmission to transmission to direct motion to direct motion, Components, which can significantly improve the dynamic performance, movement speed and processing accuracy of the shaft. Large processing center

The machine tool driven by a linear motor can significantly increase productivity. For example, when machining electrode processing electrodes, the processing time is reduced by 50%compared to using traditional high -speed milling machines.

The linear motor can significantly improve the dynamic performance of high -speed machine tools. Because most of the molds are three -dimensional curved surfaces, the tool shaft should stop braking and acceleration from time to time when the tool is processed. As long as the high axis acceleration can be used to ensure that the short -to -beings are tracked at a constant trajectory pathway at a high trajectory speed. If the curvature radius of the curved contour is smaller and the higher the feed speed, the higher the request shaft increase. Therefore, the axis acceleration of the machine tool affects the processing accuracy of the mold and the durability of the tool.

At the high -speed processing center, the swing of the turning workbench and the movement and rotation of the fork -shaped main axis header have been generally used to complete the torque motor. The torque motor is a synchronous motor that is directly fixed on the parts you want to drive, so there is no mechanical transmission component. It is directly driven by a linear motor. The angle acceleration that can be reached by the torque motor is 6 times higher than the traditional worm wheel worm transmission, and the acceleration can reach 3G when swinging the main shaft head of the fork. Because the torque motor can reach extremely high static and dynamic load rigidity, the positioning accuracy and repeated accuracy of the rotation shaft and swing shaft are improved.