Slide valve friction force measuring device and measuring method thereof

The invention discloses a slide valve friction force measuring device and a measuring method thereof.The slide valve friction force measuring device comprises a first structural frame, a second structural frame, a traction cable and a constant temperature controller, the first structural frame is provided with a driver, a tension sensor and a second pulley, and the driver is provided with a first pulley; the second structure frame is provided with a third pulley and a test valve body, the test valve body is detachably connected with the second structure frame, the test valve body is provided with a valve body electrical bar and a valve body thermocouple, the test valve body is internally provided with an assembly hole, the assembly hole is internally provided with a test valve core, and the test valve core is internally provided with a valve core electrical bar and a valve core thermocouple; one end of the traction cable is installed on the first pulley, and the other end of the traction cable is installed on