Cooling controller and method of linear motor

本发明涉及一种能检测线性电动机所产生的热量，采用冷却扇和空气喷嘴来冷却线性电动机的线性电动机的冷却控制装置及其控制方法。这种冷却控制装置由下列各种部件组成：固定元件；可动元件；编码器；模拟-数字(A/D)转换部件；控制器；数字-模拟(D/A)转换部件；以及可动元件的激励器。 An apparatus for controlling cooling of a linear motor includes: a stator having a first temperature sensor, a heat sink and at least one cooling fan installed at a predetermined portion thereof; a mover having a second temperature sensor and a heat sink installed at the upper surface thereof; an encoder for sensing a position of the mover and generating a position signal; an A/D converter for receiving and converting signals from the first and the second temperature sensors and outputting a first and a second temperature sensing signals; a controller for generating a plurality of cooling fan control signals and an air valve control signal to cool the heat generated from the stator and the mover; a D/A converter for converting the plurality of cooling fan control signals and the air valve control signal and transmitting a plurality of drive signals to the plurality of cooling fans and to the air valve; and a mover driver for providing a drive signal to a coil block.