A frame used for installing the roller. Frame type with a hanging type and floor type 2, floor type and divided into fixed and removable mobile. Used to belong to the floor type fixed frame fixed universal ground and underground main haulage roadway belt conveyor, which is fixed on the conveyor track foundation, strong stability and long service life; used for belt conveyor roadway, because often mobile, generally adopts detachable floor mobile rack or hanging rack. And between the frame and the machine frame and the supporting rollers are no bolt connection, and connected by inserting and linked to a pin, positioning, and can realize fast installation and removal of.

The role of roller supporting the conveyer belt, the conveying belt drape degree does not exceed the requirements, to ensure the smooth operation of conveyor belt. Her work condition directly affects the operation quality of conveyor.