The utility model relates to a dustlessization rock core bores machine of getting. Main solve current rock core and bore that the equipment of getting dust when boring the coring is big, the problem of polluted environment. Its characterized in that: the brill make even platform (8) bottom and be equipped with basin (9), bores platform (8) the top of making even and be fixed with rock specimen fixture (7), and rock specimen fixture (7) center is adjusted well with core bit (5) center, core bit (5) upper portion is connected with drill bushing (15), and the motor output shaft is connected on drill bushing (15) upper portion, and drill bushing (15) and motor output shaft outside be equipped with seal cover (11), and it is sealed that sealing washer (12) are passed through at the both ends of seal cover (11), and seal cover (11) are connected with chucking seat (1) through double-screw bolt (16), and the other end of chucking seat (1) is fixed in lift (3), seal cover (11) on be connected with water injection pipe (4). This dustlessization rock core bores machine of getting can realize dustlessization coring, avoids polluting other equipment and environment.