The function of linear guide rail on the acceleration and deceleration of machine tools is mainly reflected in the following aspects：

one、Improve motion stability and accuracy

Linear guides have high rigidity and low friction characteristics，This allows the machine to maintain smooth and accurate movement during high-speed movement and acceleration and deceleration。The high rigidity ensures that the machine is not susceptible to deformation when subjected to load，Low friction reduces drag during movement，Thus, the dynamic response speed and positioning accuracy of the machine tool are improved。

two、Reduce vibration and jitter

Linear guides are designed through their unique structure and materials，Effectively reduce vibration and jitter during movement。This is very important for the positioning accuracy of the machine tool during acceleration and deceleration，Because vibration and jitter will lead to the increase of machining errors。The damping characteristics of linear guide can absorb and disperse these vibration energies，Make the machine more stable and reliable in acceleration and deceleration。

three、Improve processing efficiency

Linear guides can withstand high dynamic loads，Allows the machine to operate at higher speeds and accelerations。This not only improves the processing efficiency of the machine tool，It also shortens the processing cycle。In the field of high-speed machining，Linear guides are particularly widely used，Because it can meet the machine for high speed、High precision machining needs。

four、Reduce maintenance costs

Linear guides are usually made of wear-resistant materials and precision manufacturing processes，Therefore, it has a long service life。This reduces the frequency with which machine tools need to be replaced and serviced due to rail wear，This reduces maintenance costs。In addition，Some linear guides also have self-lubricating function，Further reduce the maintenance workload。

five、Enhanced vibration resistance

The machine tool is prone to vibration in the process of high-speed movement and acceleration and deceleration，This has an adverse effect on the stability and machining accuracy of the machine tool。Linear guides through their low damping characteristics，Effectively enhance the vibration resistance of the machine tool。Even at high speeds and during acceleration and deceleration，The machine tool can also maintain good stability，Thus the machining precision and product quality are improved。

six、Optimize energy conversion and reduce heat generation

The efficient transmission system of linear guide rails enables the machine tool to maintain efficient energy conversion during acceleration and deceleration，Reduce power loss。meanwhile，Because of the decrease in friction，It also reduces heat production。This helps to avoid affecting the machining accuracy of the machine due to thermal deformation。

To sum up，The function of linear guide to the acceleration and deceleration of machine tools is multifaceted，Including improved motion stability and accuracy、Reduce vibration and jitter、Improve processing efficiency、Reduce maintenance costs、Enhance vibration resistance and optimize energy conversion and reduce heat generation。Together, these effects improve the overall performance and machining quality of the machine。