Rapid core-pulling structure for injection molding of central venous catheter

The invention relates to the technical field of medical instrument molds, in particular to a central venous catheter injection molding rapid core pulling structure which comprises a support and at least one core pulling mechanism, and each core pulling mechanism comprises a core pulling driving assembly, at least two core pulling assemblies, a cover plate and a catheter injection molding template; the core-pulling driving assembly is arranged on the bracket; the cover plate is arranged on the support, and at least two core-pulling guide channels correspondingly matched with the core-pulling assemblies are arranged on the cover plate; the guide pipe injection molding template is arranged on the cover plate, and a guide pipe placing groove corresponding to the core-pulling guide channel is formed in the guide pipe injection molding template; a confluence injection molding groove is further formed in the guide pipe injection molding template, and the confluence injection molding groove is communicated with each