Syringe on-line detection mechanism

The utility model aims to provide the injector on-line detection mechanism which is simple in structure, high in working efficiency and capable of detecting product quality problems in time. The device comprises a positioning module and a first camera detection module, the positioning module comprises a first supporting seat, a sliding table air cylinder and a fixing block, the sliding table air cylinder is arranged on the first supporting seat, the fixing block is arranged at the movable end of the sliding table air cylinder, the fixing block is matched with a product to be detected, and the first camera detection module is arranged on the first supporting seat. The first camera detection module comprises a first adjusting sliding table and a first CCD camera, the first adjusting sliding table is arranged on the first supporting base, the first CCD camera is arranged at the movable end of the first adjusting sliding table, and a lens of the first CCD camera is arranged opposite to a product to be detected. T