Abstract: Temporary support stent group of mechanized excavation face is supporting mechanized short wall mechanized machine excavation support equipment, temporary support of roof while digging. Introduced the comprehensive mechanized coal mining face timbering support set technical parameters, characteristic of hydraulic control systems and components, as well as features and operating principles, proved to the reasonable design, stable and reliable, improves the efficiency of the system to ensure the safety of personnel and equipment.

Key words: Temporary support stent group of mechanized excavation face, hydraulic control system, function, operating principles