A pumping unit gearbox is a vital and critical component of the beam pumping unit.
The gear box is specifically engineered to convert the rotary motion of the prime mover, such as an electric motor
or internal combustion engine, into the reciprocating motion required by the pump jack. So the gearbox plays a vital role in
transmitting power and managing the motion of the pumpjack.
Gear box is consist of the parts as follows,
1. Input shaft
2. Bull gear
3. Pinion shaft
4. Crank arms
5. Bearings and seals
Puyang Zhongshi Group is the API 11E certified manufacturer for pumping units, and supply the gear box.
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