The invention discloses a detection device of special clamping pincers for an endoscope, and belongs to the field of special clamping pincers for endoscopes. The special clamping pincers comprises a detection table, a fixing device, a placing device, a light emitting machine, a photosensitive sensor, a turnover device, a clamping device, a locking performance detection device and a swing test device, the detection table is placed on the ground, the fixing device is installed on the detection table, the placing device is installed on the detection table, the light emitting machine is installedat the top of the detection table, the photosensitive sensor is installed on the fixing device, the turnover device is installed at the top of the detection table, the clamping device is installed onthe turnover device, the locking performance detection device is installed at the top of the detection table, the swing test device is installed at the top of the detection table, the fixing device isused for clamping to facilitate detection of special clamping pincers for an endoscope, the placing device is matched with the light emitting machine and the photosensitive sensor to perform tightness detection, the turnover device can turn over, the locking performance detection device can perform locking performance detection, and the swing test device can perform repeated opening and closing tests.