Appearance detection equipment on assembly line body

The utility model relates to appearance detection equipment on an assembly line body, which comprises signal acquisition equipment, a control assembly and a grabbing assembly, the signal acquisition equipment comprises a box body and a signal acquisition unit, the bottom end of the box body is provided with a supporting column, the supporting column is used for supporting the box body and stretches across the production assembly line body, and the signal acquisition unit is connected with the signal acquisition unit. The signal acquisition unit is located in the box body, the signal output end of the signal acquisition unit is connected with the signal input end of the control assembly, and the signal output end of the control assembly is connected with the signal input end of the grabbing assembly. The device realizes automatic selection of defective products in product appearance inspection, is simple to operate, and the detection speed is not influenced by the flow velocity of a line body, so that the work