FIELD: mining, particularly machines which completely free the mineral from the seam, namely coal mining machines with auger executive tools adapted for underground mineral mining.
SUBSTANCE: mining machine comprises hydraulic driving mechanism, drive, reducers, height-adjustable augers and loading flaps. The machine has additional executive tool made as a number of cutting discs connected to single vertical shaft and arranged in front of augers in machine movement direction. Cutting disc radius is equal or greater than auger width.
EFFECT: improved coal grade of quality.
3 dwg
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