Roller to support and / or guiding wires in multiwire machines diamond for cutting blocks of artificial or natural stone

摘要

A roll or drum to support and / or guide diamond wire cutting machines multithreading blocks artificial or natural stone, comprising: rotary bodies support roller or drum in a pivot or support shaft; a coating (8) made of soft material equipped with grooves (7, 9) for receiving, supporting and guiding diamond wires adjacent closed loop; characterized in that the roller or drum is subdivided into at least two sections (2, 3, 4, 32 or 42) roller or drum constituting at least two parts roller or drum, for supporting and guiding a number of diamond wires adjacent equal to or greater than two by roller or drum; correspondingly, and each section has its respective part roller or drum equipped with supporting bodies and rotation for each part which are independent and are connected rotatably to a shaft or pivot support roller or drum.