Injection molding machine, also known as injection molding machine or injection machine, is a kind of molding equipment capable of thermoplastic or thermosetting plastics through plastic molding molds to make plastic products of various shapes. The injection molding machine works in a similar way to a syringe. The molten plastic is injected into a closed mold by the push of a screw, and the industrial product is cooled. This machine is widely used in national defense, automobiles, transportation materials and other fields closely related to People's Daily life, and has good adaptability for the production of plastic products, high production capacity, and easy to automate.