Deposit and withdraw flat belt axle fixed of all-in-one structure

The utility model provides a deposit and withdraw flat belt axle fixed of all-in-one structure, the installation that aims at overcoming the belt axle among the prior art does not have unified installation benchmark, be difficult to guarantee cydariform wheel relative position and straightness accuracy in flat belt transmission direction, cause the shortcoming that the flat belt drops, the utility model provides a deposit and withdraw fixed structure of the belt axle of all-in-one, including belt axle, bearing sum channel board, the curb plate and the bearing flange edge joint of channel board touch restriction bearing along the inboard drunkenness of axial, two curb plates of channel board are locating plate and backup pad respectively, belt axle one end is the positioning end, locating plate that belt shaft locating end used the channel board is the datum clamp face, belt shaft locating end fixed mounting is on the bearing, the bearing passes through bearing preforming fixed mounting on the locating plate of channel board, the belt axle other end is installed on the bearing, the epaxial jump ring that prevents the bearing edge axial outside and drop that is equipped with of belt, be equipped with the clearance between jump ring and the bearing. The utility model discloses make the flat belt even running, be applicable to the environment of bank note transmission.