A planetary gear is a gear system that, in addition to being able to rotate around its own axis like a fixed shaft gear, also rotates along the axis of the planetary rack around other gears.
The rotation around one's own axis is called "rotation", a
Internal gear pump common faults: pump suction oil, output flow is not enough, pressure can not go up. The following gear pump fault repair method:
One, check the outer gear
1. The tooth surface is badly worn due to the bad material of gear (such a
Many of mechanical slightly capably friends all know that, in all kinds of machinery, gear's role is very big, like a nail in a building, it seems to be its volume is very small, is didn't make effect on the building, but once it is damaged,