NOVEL MACHINE AND PROCESS OF COPPER ROTOR DIE CASTING USED IN AC ELECTRIC MOTOR

The invention relates to pressure die casting process and its machine to produce highly efficient copper rotor for AC Induction Motors widely used in various industries. The invention is made in melting and casting process as well as die casting machine and its components. The invented method and machine components are improving efficiency and performance of AC Induction motor by maximum filling of copper with minimum porosity. The invention also reduce cost, complexity, space and time for production of copper rotor. It also reduce the waste of raw material. The invention further providing a compact and convenient method to cast wide range of copper rotor of various extensive length. In various aspects, this invention is simplifying rotor casting process and reducing the overall cost of copper rotor. 本发明涉及生产广泛用于各类工业中的交流感应电机的高效铜转子的压铸工艺及压铸机。本发明体现在熔融和铸造过程中以及压铸机及其部件中。本发明的方法和机器部件通过最大铜填充量和最小气孔率提高了交流感应电机的效率和性能。本发明也降低了生产铜转子的成本、复杂性、空间和时间。还减少了原材料的浪费。本发明进步提供了种铸造范围宽的各种长度的铜转子的紧密有效和便捷的方法。从各方面看，本发明简化了转子铸造过程，并降低了铜转子的总成本。