Grinding apparatus for buttons on rock drill bit

Details Grinding apparatus for buttons on rock drill bit Grinding apparatus for buttons on rock drill bit

B - Operations, Transporting

24

B

B24B 27/04 (2006.01) B24B 3/33 (2006.01)

Patent

CA 2481335

The present invention relates to grinding apparatus for grinding the hard metal inserts of rock drill bits, said grinding apparatus having a grinding machine carried on an support system that provides a feed pressure for said grinding machine during grinding, said grinding machine equipped with a grinding pin driven by motor to rotate about its longitudinal axis wherein the grinding cup is rotated at variable speeds and the support system provides a variable feed pressure.

La présente invention concerne un appareil de meulage destiné à meuler les inserts métalliques durs présents sur des trépans de forage de roche, cet appareil de meulage possédant une machine à meuler portée sur un système de support qui fournit une pression d'alimentation à cette machine à meuler pendant le meulage, cette machine à meuler étant équipée d'une pile de meulage entraînée par moteur de façon à tourner autour de son axe longitudinal, la coupelle de meulage tournant à des vitesses variables et ce système de support fournissant une pression d'alimentation variable.

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