Coal mining machine roller tail blade and wear-resisting plate

The utility model discloses a coal mining machine roller tail blade and a wear-resisting plate, wherein the roller tail blade is provided with a plurality of step positioning long holes and first expansion pin holes which are matched with the tail part of a roller; the step positioning long hole com...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	MA JIANFENG, WENG YONGYUAN, ZHUANG FANG, XU BO, WANG JINJI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	COMBINED OPERATIONS EARTH DRILLING FIXED CONSTRUCTIONS MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR MINING MINING OR QUARRYING OTHER WORKING OF METAL PERFORMING OPERATIONS TRANSPORTING UNIVERSAL MACHINE TOOLS
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