High-strength drill bit connecting structure of drilling machine

The utility model discloses a high-strength drill bit connecting structure of a drilling machine. The device comprises a driving seat, one side of the driving seat is fixedly connected with a drill bit socket; a mounting hole penetrates through the interior of the drill bit socket; a plurality of lo...

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Bibliographic Details
Main Authors LI HUI, NI YUHAN, JIANG NAN, REN DAGUANG
Format Patent
LanguageChinese
English
Published 05.11.2019
Subjects
BORING
MACHINE TOOLS
METAL-WORKING NOT OTHERWISE PROVIDED FOR
PERFORMING OPERATIONS
TRANSPORTING
TURNING
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Summary:The utility model discloses a high-strength drill bit connecting structure of a drilling machine. The device comprises a driving seat, one side of the driving seat is fixedly connected with a drill bit socket; a mounting hole penetrates through the interior of the drill bit socket; a plurality of locking grooves are annularly formed in the inner wall of the mounting hole; a locking block is arranged in the locking groove; the other end of the locking block penetrates to the exterior of the drill bit socket through a first screw in a threaded mode and is fixedly connected with an adjusting block; the beneficial effects of the utility model are that: the utility model discloses: the beneficial effect is: a plurality of locking grooves are formed in the mounting hole; the interior of the locking groove is rotationally connected with a locking block through a first screw rod; therefore, personnel can conveniently drive the locking blocks to be fixed in the matching grooves in the peripheryof the drill bit mountin
Bibliography:Application Number: CN201920046314U