The protection of the guide rails prevents or reduces the wear of the guide rails and prolongs the life of the guide rails. The protective device is produced by a special manufacturer and can be purchased.
There are many ways to protect the guide rails. Common shields are shown in the figure. CNC machine tools. Especially when cutting in the center, there are many iron filings and coolants, which are easy to enter the guide rails and increase the wear of the guide rails. When the iron filings are large, the lifting of the table affects the accuracy of the guide rails, so the steel telescopic protective cover is usually used.