FIELD: grinding coiled wire, coiled rod and rolled tubes. SUBSTANCE: belt driving mechanism of grinding machine includes driving and driven rollers, two tension rollers and two abrasive belts. Driving roller is mounted diametrically opposite relative to driven roller; one of tension rollers is mounted diametrically opposite relative to second tension roller. Each abrasive belt is supported by means of system having three rollers: driving, driven and tension ones. EFFECT: enhanced efficiency of grinding process, improved strength of abrasive tool and high quality of ground surface. 2 dwg
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