Ejector pin mechanism for die-free splitting machine

The utility model discloses an ejector pin mechanism for a non-pipe-core splitting machine, and relates to the technical field of ejector pin mechanisms, the ejector pin mechanism comprises a linear bearing seat assembly and a double-shaft air cylinder arranged on one side of the linear bearing seat assembly, a bearing support assembly is arranged at the lower end of the linear bearing seat assembly, and a connecting assembly is arranged on one side of the double-shaft air cylinder. A center sleeve assembly is arranged on one side of the connecting assembly, an inner ejector rod assembly is arranged in an inner cavity of the center sleeve assembly, the center sleeve assembly comprises an outer sleeve and a fixed supporting plate fixed to the upper end of the outer sleeve, a clamping cavity groove is formed in the middle of the fixed supporting plate, a clamping block is fixedly connected to one side of the fixed supporting plate, and an inner sleeve is fixedly connected to an inner cavity of the outer sleeve.