High-precision linear rail machine machining center

The utility model belongs to the technical field of machining centers, and particularly relates to a high-precision linear rail machining center which comprises a machine case, a Y-direction linear rail driving device is fixedly installed in the machine case, an X-direction linear rail driving device is installed on the top of the Y-direction linear rail driving device, a workbench is arranged on the top of the X-direction linear rail driving device, and a linear rail driving device is installed on the workbench. A high-stability automatic clamp is arranged on the workbench, a Z-direction linear rail driving device is fixedly installed on the inner wall of the rear side of the machine box, a power box is installed on the front side of the Z-direction linear rail driving device, a cutter installation base is installed at the bottom of the power box, and cooling oil sprayers are installed on the left side and the right side of the power box. According to the device, clamping is conducted through the clamps in f