MG100-BW shearer drum drive motor is used, horizontal layout for the non-chain thin seam mining hydraulic shearer, machine height is low, a larger installed power, with the cutting of hard coal, and partings climbing ability and the ability to have faults. Many types of coal mining, but more than double drum shearer-based. Mainly by the double-drum shearer cutting unit, traction department, composed of electrical systems and auxiliary devices. Coordination of the various parts of Shearer to achieve the purpose of coal mining on the coal mining. MG100 shearer movement model system for the crank to increase the block body shaking. The hydraulic cylinder to push or pull, to achieve the angle into the swing arm.