Inflatable press-fitting jig for silicone tube

The utility model provides a silica gel tube air expansion press fitting jig which comprises a bottom plate, a sleeve used for fixing a silica gel tube, a ventilation pressure head, an adapter and a moving structure used for horizontally moving the adapter. The sleeve and the moving structure are fixed on the bottom plate, and the sleeve, the ventilation pressure head and the adapter are coaxially arranged; one end of the adapter is provided with an air channel communicated with a high-pressure air source, the ventilation pressing head is of a hollow structure with two through ends, one end of the ventilation pressing head is connected with the polytetrafluoroethylene pipe in an inserted mode, and the other end of the ventilation pressing head is connected to the air outlet end of the air channel. Through the arrangement of the sleeve, the ventilation pressure head, the adapter and the moving structure, the polytetrafluoroethylene tube can be pressed into a deeper position in the silicone tube during horizont