Gasket detection tool

The utility model relates to a gasket detection tool, accomodate the groove including the product, the groove was accomodate to the product rear end is provided with guide rod, and guide rod is connected with oil free bushing through resilient means, and oil free bushing is last to install supplementary guide arm, and oil free bushing's periphery is provided with outer jacketed barrel, last auxiliary positioning device and the induction system of being provided with of guide rod, and outer jacketed barrel's tail end is provided with tractive guide rod 1. From this, possess guide rod, guarantee that the displacement direction is accurate, the measuring error of vertical direction can not appear. Possesing resilient means, realizing automatic resilience the between the detection period, the quick secondary of being convenient for detects. Adopt the pin to carry out assistance -localization real -time, guarantee that the numerical value that induction system acquireed is direct and accurate, do not transmit the