Leveling device

The utility model discloses a leveling device which comprises a base, a sliding block, a first pin roller and a connecting assembly, the base is provided with a guide part and a bearing part of a wedge-shaped structure, the guide part is arranged at one end of the bearing part, and a limiting groove extending in the vertical direction is formed in the guide part; the sliding block is of a wedge-shaped structure matched with the bearing part, the sliding block is arranged on the bearing part in a sliding mode, and a first groove is formed in the top of the sliding block; the first pin roller is mounted in the first groove in a rolling manner; the connecting assembly is slidably arranged in the limiting groove in the vertical direction, and the connecting assembly is rotatably connected to the sliding block. Through the base and the sliding block, when the concrete tower drum is leveled, the connecting assembly is used for driving the sliding block to slide on the bearing part of the base, and sliding friction