Coating gasket, coating equipment and battery production line

The utility model relates to the technical field of battery manufacturing, and provides a coating gasket, coating equipment and a battery production line. The coating gasket comprises a gasket body, at least two side pieces are arranged on one side of the gasket body at intervals, and a slurry runner is defined between every two adjacent side pieces; the thinning pieces are arranged on the two opposite sides of the slurry runner and detachably connected with the side pieces; the thinning piece comprises a main body protruding into the slurry runner, and the side, away from the gasket body, of the main body sinks locally to form a first thinning part. According to the technical scheme of the invention, only the thinning characteristic piece is replaced when the pole pieces with different requirements on thinning amounts are coated, so that the coating efficiency of the pole pieces is improved, and the manufacturing cost of the battery is reduced. 本申请涉及电池制造技术领域，提供一种涂布垫片、涂布设备及电池生产线。其中，涂布垫片包括：垫片本体，垫片本体的一侧间隔设置有至少两