SANY MG750/1920-WD Shearer

1920 series shearer is a thick coal seam shearer developed by Shenyang Sany Heavy Equipment Co., Ltd.。The product meets 3.3 m to 5.Mining demand of 3m coal seam。The coal seam is thick、The output is large；And that reliability is high！The machine is heavy，The stability is good！

The matching property is strong、High working stability of the whole machine

·Adaptable 15°Downward mining face；

·MatchingSGZ1000;

·The center of gravity is in the scraper groove.，The operation is stable and reliable。

High-power and high-strength cutting part

·Bearing life≥10000h；

·Bending fatigue safety factor of gear≥1.3 ，10% higher than that of similar products in China%Above；

·Adopt special secondary heat treatment technology，Increase rocker arm hardness and strength 30%~40%。

High-reliability heavy-load walking part

·Modulusm=25，Gear material 18Cr2Ni4WA,The tooth surface is ground.，Accuracy up to 7-Level 8；

·The traveling wheels and idlers in the traveling box are equipped with special full complement roller bearings.；

Afe and reliable hydraulic system

·Single pump station structure；

·Load-sensitive multi-way valve+Double gear pump

·Onboard oiling device；

·Pressure detection at inlet and outlet of high pressure filter；

·Oil tank level and oil temperature detection and alarm function。

High requirement for intelligence

·Remote control technology of shearer

·Memory cutting of shearer

·Fault self-diagnosis