| 摘要 |
PROBLEM TO BE SOLVED: To obtain an anchor drilling apparatus which enables reduction of a working load, making it unnecessary to take a limited posture, and enables execution of stable and correct drilling. SOLUTION: A main body angle 30 is fitted to a frame 20 so that the lower end thereof is rotatable around a shaft 23a, and a pair of rodless cylinders 41 is fitted to the main body angle 30 oppositely and in parallel, with the vertical direction thereof set along the direction of the length of cylinder parts 42. A drill fitting member 50 is installed between sliding parts of the paired rodless cylinders 41 and a hammer drill 1 is fitted to the drill fitting member 50. A compressor supplying compressed air to the rodless cylinders 41 is fitted to the drill fitting member 50.
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