Coating roller brush with adjustable concave-convex degree of single rolling surface and manufacturing method

The invention discloses a coating roller brush with the concave-convex degree of a single rolling surface adjustable and a manufacturing method, the roller brush is composed of a roller shaft (1), a roller end cover (2), a spring 1 (3), a spring 2 (4), a supporting sliding block (5), a supporting vertical rod (6), a rolling sleeve supporting rib (7), a roller sleeve (8), a fastening nail (9), a butterfly nut (10) and a roller handle (11), the roller handle is a power transmission device for rolling brush operation, and the roller handle is a power transmission device for rolling brush operation. The roller shaft, the roller end cover, the spring 1, the spring 2, the supporting sliding block, the supporting vertical rod, the roller sleeve supporting rib, the fastening nail and the butterfly nut form a control device for adjusting the concave-convex degree of the roller brush, and the roller sleeve is an execution device for operation of the roller brush. According to the roller brush, the concave-convex degree