Automatic cooling device after tin spraying

The utility model relates to the technical field of circuit board processing, in particular to an automatic cooling device after tin spraying, which comprises a bed body and a conveying table obliquely arranged on the bed body, and further comprises an air blower, adjustable supporting legs, a driving mechanism and conveying wheels, the air blower is located below the conveying table, and the bed body is connected with the conveying table through a plurality of adjustable supporting legs. The driving mechanism comprises a motor, gears and a chain, the motor is fixed to the inner wall of the bed body, the gears are rotationally arranged on the two sides of the bed body respectively, the motor is in transmission connection with the gears, and the conveying wheels are arranged on the gears. The falling speed of the circuit board is controlled by controlling the air speed of the air blower and the rotating speed of the motor, the production stability is improved, and the product quality is guaranteed. 本实用新型涉及线路板加