E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 19/08 (2006.01) E21B 15/00 (2006.01) E21B 19/084 (2006.01)
Patent
CA 2342900
Rock drilling device comprising a feed beam (1) and a rock drilling machine (2) movable along the feed beam. The rock drilling machine is fed along the feed beam (1) by means of a feed line (7) which is routed over a sheave (6) arranged at the movable end (5) of a pressure medium cylinder (3). A further line (8) is arranged between two points (9, 10) which are fixed relative to the movable end (5) of the pressure medium cylinder (3). The further line (8) is connected with a measuring device (11) which is fixedly arranged on the feed beam (1) for measuring the displacement of the rock drilling machine (2) along the feed beam.
L'invention se rapporte à un dispositif de perforation de roches comportant une poutre de guidage (1) et une machine perforatrice de roches (2) mobile le long de la poutre de guidage. Ladite machine perforatrice de roches se déplace le long de la poutre de guidage (1) au moyen d'une ligne de guidage qui passe sur un réa (6) disposé au niveau de l'extrémité mobile (5) d'un cylindre (3) de milieu de pression. Une autre ligne (8) est disposée entre deux points (9, 10) qui sont fixés relativement à l'extrémité mobile (5) du cylindre (3) de milieu de pression. Cette autre ligne (8) est reliée à un dispositif de mesure (11) qui est attaché de manière fixe à la poutre de guidage (1) pour permettre la mesure du déplacement de la machine perforatrice de roches (2) le long de la poutre de guidage.
Atlas Copco Rock Drills Ab
Fetherstonhaugh & Co.
LandOfFree
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