Feed raw material crushing equipment

The utility model discloses feed raw material crushing equipment which comprises a shell, the top of the shell is communicated with a feeding pipe, a cover plate is hinged to the right side of the top of the feeding pipe, and the interior of the shell is fixedly connected with a crushing box through a support. When feed raw materials do not need to be continuously poured into the shell, an operator closes the cover plate to seal the environment in the shell, so that feed raw material powder is prevented from escaping to the outside of the shell, and when the feed raw materials need to be continuously poured into the shell, the operator starts the fan to rotate at the moment, so that the feed raw materials are continuously poured into the shell. Air in the shell is discharged through the air bin, feed raw material powder is filtered through the filter screen and attached to the surface of the filter screen, then an operator starts the second motor to rotate to drive the brush frame to rotate, and the feed raw