Research and development of semi automat2017-05-26 　　Core technology: 　　1, through the use of flat belt and forming roller between the rotating pressure, the valve plate into an arc, to ensure that the molding of the valve size ...

Development of valve bending fatigue tes2017-05-26 　　Core technology: 　　1. By adjusting the cam of 6 different pushing ways, the amplitude of valve can be adjusted. 　　2. Adjust the frequency of the valve plate by ...

Research and development of high precisi2017-05-26 　　Core technology: 　　1, through the measuring rod installed on the spinner wheel, make the measuring rod and a lower arm combined to realize precise adjustment of dial indicator...