Injection molding device for nylon 66 flame-retardant motor sheath of wind driven generator

The utility model discloses an injection molding device for a nylon 66 flame-retardant motor sheath of a wind driven generator, which belongs to the technical field of production of wind driven generators, comprises an injection molding machine, an extruder and a collecting box, and is characterized in that an inner cavity of the injection molding machine is fixedly connected with a hydraulic rod; a push rod is fixedly connected to the output end of the hydraulic rod, a support and a condensation box are fixedly connected to the end, close to the push rod, of the injection molding machine, a through hole is formed in the support, the push rod is slidably connected with the through hole, a condensation assembly is arranged on the push rod, and a hose is fixedly connected to the end, close to the condensation assembly, of the condensation box; cold air can be directly released into the die cavity through the jacking pipe, the cold air makes direct contact with the outer surface of the sheath, the sheath cooling