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国外先进国家和地区生产的高速平缝机、高速多功能绣花机等缝纫设备上,一般都装有电子定位针马达。这种新型电机由三相异步电动机、电磁滑差离合器及直流刹车器组成。其转速高达2850转/分,具有起动和制动快、噪声低、振动小等特点,且轻便、可靠、易于安装,操作简便。我国工业缝纫机水平落后于先进国家和地区近20年。为了缩小这一差距,满足我国服装行业发展的需
The sewing machines of high-speed sewing machines, high-speed multi-functional embroidery machines, etc., which are produced in foreign advanced countries and regions, are generally equipped with electronic positioning needle motors. This new type of motor consists of three-phase asynchronous motor, electromagnetic slip clutch and DC brake. Its speed is as high as 2850 rpm, it has the characteristics of quick starting and braking, low noise, small vibration, etc., and it is light, reliable, easy to install, and easy to operate. The level of industrial sewing machines in China has fallen behind advanced countries and regions for nearly 20 years. To reduce this gap and meet the needs of the development of China’s garment industry