Anti-cracking mixing device for concrete production and processing

The utility model discloses an anti-cracking mixing device for concrete production and processing, which comprises a main body, a fixed plate is fixed at one end of the main body, a third sliding groove with a T-shaped section is formed in the fixed plate, a third limiting groove and a fourth limiting groove are formed in the bottom end of the interior of the third sliding groove, and the third limiting groove and the fourth limiting groove are arranged in the main body. And a sliding block is placed in the third sliding groove, a clamping groove is formed in the sliding block, and a through hole is formed in the bottom end of the clamping groove in a penetrating mode. According to the concrete mixing device, by designing a cover plate, foreign matter can be prevented from entering the concrete mixing device during concrete mixing, the accuracy of the concrete mixing proportion is guaranteed, and by designing a first connecting rod, a second connecting rod, a fixing plate, a third limiting groove, a fourth li