Abstract: Disclosed is a cleaning apparatus for continuous, abrasive belts of essentially any dimension, which apparatus has a base having elongated belt supporting mandrel means mounted thereon, and belt drive roll means rotatably mounted on the base and having its rotational axis substantially parallel to the axis of the mandrel means, and wherein a first portion of the periphery of the mandrel means is movable substantially parallelly into close juxtaposition to the periphery of the drive roll means upon angular movement of the mandrel means relative to the drive roll means in order to provide for easy loading and unloading of the belts while providing positive belt driving force.