Feeding device for a rock drilling machine

Details Feeding device for a rock drilling machine Feeding device for a rock drilling machine

1989-07-07

1991-03-19

Yost, Frank T.

Tool driving or impacting

With means to adjust position of axis of tool advance

173 42, 175113, E21B 1504

Patent

active

050002716

ABSTRACT:
A feeding device for a rock drilling machine (3) comprising a cradle (1); and a feeding beam (2) mounted longitudinally displaceably with respect to the cradle (1), the drilling machine (3) being displaceable along the feeding beam. Displacing means comprise a chain (6) forming a closed loop, being arranged to move around turning wheels (4, 5) provided at both ends of the feeding beam (2), and connected stationary with respect to the drilling machine (3). The drilling machine (3) is arranged to be connected stationary with respect to the feeding beam (2) over its whole range of movement relative to the feeding beam (2) and the feeding beam (2) with respect to the cradle (1) over its whole range of movement relative to the cradle (1).

REFERENCES:
patent: 4601000 (1986-07-01), Montabert
patent: 4785892 (1988-11-01), Luen
patent: 4848485 (1989-07-01), Piipponen et al.

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