CN221064560U - Firmly assembled drill bit structure - Google Patents
Firmly assembled drill bit structure Download PDFInfo
- Publication number
- CN221064560U CN221064560U CN202323062903.6U CN202323062903U CN221064560U CN 221064560 U CN221064560 U CN 221064560U CN 202323062903 U CN202323062903 U CN 202323062903U CN 221064560 U CN221064560 U CN 221064560U
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- connecting seat
- drill bit
- seat
- locking
- groove
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- 230000007246 mechanism Effects 0.000 claims abstract description 6
- 230000006978 adaptation Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000007306 turnover Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a drill bit structure which is firmly assembled, comprising: connecting seat and locking mechanism, the connecting seat bottom is provided with the drill bit body, the connecting seat top is provided with the assembly seat, the assembly groove with connecting seat looks adaptation has been seted up to the assembly seat bottom side, the connecting seat is installed in the assembly groove, locking mechanism sets up on the connecting seat. When the drill bit is required to be assembled, the connecting seat can be inserted into the assembly groove, the push pull ring is slid downwards, the overturning rod is driven to overturn when the push pull ring slides downwards on the connecting seat, the overturning rod pushes the sliding rod to move towards the assembly seat on the hack lever, the locking block is driven to be inserted into the locking groove, the first fastening bolt is screwed into the threaded hole, the push-pull ring is limited, the connecting seat is fixedly assembled on the assembly seat, the operation is convenient, the locking block can not be separated from the locking groove due to the centrifugal force when the connecting seat rotates at a high speed, and the assembly is firmer and safer.
Description
Technical Field
The utility model relates to the technical field of drill bits, in particular to a firmly assembled drill bit structure.
Background
The drill bit is used for a tool for drilling a round hole of a workpiece by rotary cutting, and the patent with the publication number of CN212495588U is found through search, and a drill bit structure which is firmly assembled is disclosed, and comprises: the base is provided with a workbench, the workbench is fixedly connected with a driving motor, and the driving motor penetrates through the workbench and is provided with an output shaft; the output shaft is matched with a driving column, and a drill bit is sleeved outside the driving column; the drill bit is fixedly connected with the output shaft through a locking component. Through locking subassembly and drill bit and output shaft cooperation, the drill bit of being convenient for is quick with output shaft fixed connection, realizes that the drill bit atress is even. The phenomenon that the drill bit falls off or even breaks in the working process is reduced, and the safety in the production process is improved.
However, the above technical solution still has the following disadvantages: the drill bit of the device is fixed by inserting the locking block into the locking groove under the action of the elastic force of the first spring, but the drill bit rotates at a high speed during working, and in the high-speed rotation process, the locking block can generate centrifugal force, so that the locking block is easy to separate from the locking groove, and the potential safety hazard of drill bit falling is caused.
Disclosure of utility model
The present utility model is directed to a drill bit structure that is firmly assembled to solve the above-mentioned problems.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a firmly assembled drill bit structure comprising:
The drill bit comprises a connecting seat, wherein a drill bit body is arranged at the bottom end of the connecting seat, an assembling seat is arranged at the top end of the connecting seat, an assembling groove matched with the connecting seat is formed in the bottom side of the assembling seat, and the connecting seat is arranged in the assembling groove;
The locking mechanism is arranged on the connecting seat and comprises a push pull ring and hack levers, the push pull ring is sleeved on the surface of the connecting seat in a sliding manner, first fastening bolts are connected to the push pull ring in a threaded manner, threaded holes matched with the first fastening bolts are formed in the connecting seat, the number of the hack levers is three, the hack levers are distributed on the connecting seat at equal intervals in an annular mode, the hack levers are fixedly welded with the connecting seat, the hack levers are fixedly welded with one another in a sliding manner, the three sliding levers are fixedly welded with one side, close to the assembling seat, of the top end of each sliding lever, locking grooves distributed at equal intervals in a circular mode are formed in the side wall of the assembling seat, the locking grooves are matched with the locking blocks, the three bottom ends of the sliding levers are rotatably connected with turning rods, and the bottom ends of the turning rods are rotatably connected to the outer wall of the push pull ring.
Preferably, the guide block is fixedly welded on the side wall of the connecting seat, the guide groove is formed in the side wall of the assembly groove, and the guide block is matched with the guide groove.
Preferably, the drill bit body is slidably connected to the connecting seat through a slot formed in the connecting seat, two sliding grooves are formed in the inner wall of the slot of the connecting seat, two sliding blocks are fixedly welded on the drill bit body, and the two sliding blocks are slidably connected to the two sliding grooves respectively.
Preferably, the connecting seat is connected with two second fastening bolts in a threaded manner, two rows of limit grooves are formed in the outer wall of the drill bit body, and the limit grooves are matched with the second fastening bolts.
Compared with the prior art, the utility model has the beneficial effects that:
1. When the drill bit is required to be assembled, the connecting seat can be inserted into the assembling groove through the matching of the guide block and the guide groove, the push pull ring is slid downwards, the overturning rod is driven to overturn when the push pull ring slides downwards on the connecting seat, the overturning rod pushes the sliding rod to move towards the assembling seat on the hack lever, the locking block is driven to be inserted into the locking groove, the first fastening bolt is screwed into the threaded hole, the push-pull ring is limited, the connecting seat is fixedly assembled on the assembling seat, the operation is convenient, the locking block can not be separated from the locking groove under the action of centrifugal force when the connecting seat rotates at a high speed, and the assembling is firmer and safer;
2. The drill bit body can slide up and down on the connecting seat, and is limited by the cooperation of the second fastening bolt and the limiting groove, so that the effect of conveniently adjusting the length of the drill bit is realized.
Drawings
FIG. 1 is a schematic perspective view of a firmly assembled drill bit according to the present utility model;
FIG. 2 is a cross-sectional side view of a connecting seat and a mounting seat in a firmly mounted drill bit structure according to the present utility model;
Fig. 3 is a cross-sectional elevation view of a connecting seat and bit body connection in a firmly assembled bit structure according to the present utility model.
In the figure: 1. a connecting seat; 2. a bit body; 3. an assembly seat; 4. an assembly groove; 5. pushing the pull ring; 6. a first fastening bolt; 7. a threaded hole; 8. a hack lever; 9. a slide bar; 10. a locking block; 11. a locking groove; 12. turning over the rod; 13. a guide block; 14. a guide groove; 15. a chute; 16. a slide block; 17. a second fastening bolt; 18. and a limit groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present utility model provides a technical solution: a firmly assembled drill bit structure comprising:
The drill bit comprises a connecting seat 1, wherein a drill bit body 2 is arranged at the bottom end of the connecting seat 1, an assembling seat 3 is arranged at the top end of the connecting seat 1, an assembling groove 4 matched with the connecting seat 1 is formed in the bottom side of the assembling seat 3, and the connecting seat 1 is arranged in the assembling groove 4;
The locking mechanism is arranged on the connecting seat 1 and comprises a push pull ring 5 and a hack lever 8, the push pull ring 5 is sleeved on the surface of the connecting seat 1 in a sliding manner, a first fastening bolt 6 is connected to the push pull ring 5 in a threaded manner, threaded holes 7 are formed in the connecting seat 1 and are matched with the first fastening bolt 6, the number of the hack levers 8 is three, the hack levers 8 are distributed on the connecting seat 1 in an annular equidistant manner, the hack levers 8 are fixedly welded with the connecting seat 1, the hack levers 8 are connected with a sliding rod 9 in a sliding manner, the top ends of the sliding rods 9 are fixedly welded with locking blocks 10 on one side, close to the assembling seat 3, of the locking blocks 11 are matched with the locking blocks 10, the bottom ends of the sliding rods 9 are respectively connected with a turnover rod 12 in a rotating manner, the bottom ends of the turnover rod 12 are connected to the outer wall of the push pull ring 5, when the push rod 5 moves up and down in the connecting seat 1, the turnover rod 12 can be conveniently inserted into the sliding rods 3 or the locking blocks 11, and the locking blocks are conveniently detached from the assembling seat 3.
The guide block 13 is fixedly welded on the side wall of the connecting seat 1, the guide groove 14 is formed in the side wall of the assembly groove 4, the guide block 13 is matched with the guide groove 14, and when the guide block 13 is inserted into the guide groove 14, the three locking blocks 10 can be aligned with the three locking grooves 11 respectively, so that the guide positioning effect is achieved.
The drill bit body 2 is slidably connected to the connecting seat 1 through a slot formed in the connecting seat 1, two sliding grooves 15 are formed in the inner wall of the slot of the connecting seat 1, two sliding blocks 16 are fixedly welded to the drill bit body 2, and the two sliding blocks 16 are slidably connected to the two sliding grooves 15 respectively.
The connecting seat 1 is connected with two second fastening bolts 17 in a threaded manner, two rows of limit grooves 18 are formed in the outer wall of the drill bit body 2, the limit grooves 18 are matched with the second fastening bolts 17, the drill bit body 2 can slide up and down on the connecting seat 1, the drill bit body 2 is limited through the cooperation of the second fastening bolts 17 and the limit grooves 18, and therefore the effect of conveniently adjusting the length of the drill bit is achieved.
Working principle: when the drill bit is required to be assembled, the connecting seat 1 can be inserted into the assembling groove 4 through the matching of the guide block 13 and the guide groove 14, the push-pull ring 5 is slid downwards, the push-pull ring 5 slides downwards on the connecting seat 1, the turning rod 12 is driven to turn over, the turning rod 12 pushes the sliding rod 9 to move towards the assembling seat 3 on the hack lever 8, the locking block 10 is driven to be inserted into the locking groove 11, the first fastening bolt 6 is screwed into the threaded hole 7, the push-pull ring 5 is limited, the connecting seat 1 is fixedly assembled on the assembling seat 3, the operation is convenient, the locking block 10 can not be separated from the locking groove 11 due to the centrifugal force when the connecting seat 1 rotates at a high speed, and the assembly is firmer and safer.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. A firmly assembled drill bit structure, comprising:
The drill bit comprises a connecting seat (1), wherein a drill bit body (2) is arranged at the bottom end of the connecting seat (1), an assembling seat (3) is arranged at the top end of the connecting seat (1), an assembling groove (4) matched with the connecting seat (1) is formed in the bottom side of the assembling seat (3), and the connecting seat (1) is arranged in the assembling groove (4);
The locking mechanism is arranged on the connecting seat (1), the locking mechanism comprises a push pull ring (5) and a hack lever (8), the push pull ring (5) is slidably sleeved on the surface of the connecting seat (1), a first fastening bolt (6) is connected to one side of the push pull ring (5) in a threaded mode, threaded holes (7) matched with the first fastening bolt (6) are formed in the connecting seat (1), the number of the hack lever (8) is three, the hack lever (8) is distributed on the connecting seat (1) in an annular equidistant mode, the hack lever (8) is three, the hack lever (8) is fixedly welded with the connecting seat (1), the hack lever (8) is connected with a slide bar (9) in a sliding mode, one side, close to the assembling seat (3), of the top end of the slide bar (9) is fixedly welded with a locking block (10), locking grooves (11) matched with the locking block (10) are formed in a side wall, the three annular equidistant distribution locking grooves (11) are formed in the side wall of the assembling seat (3), the bottom end of the slide bar (9) is connected with the rotating rod (12), and the rotating end of the slide bar (9) is connected with the rotating ring (12).
2. A firmly assembled drill bit structure according to claim 1, wherein: the guide block (13) is fixedly welded on the side wall of the connecting seat (1), the guide groove (14) is formed in the side wall of the assembly groove (4), and the guide block (13) is matched with the guide groove (14).
3. A firmly assembled drill bit structure according to claim 1, wherein: the drill bit body (2) is connected to the connecting seat (1) in a sliding mode through a slot formed in the connecting seat (1), two sliding grooves (15) are formed in the inner wall of the slot of the connecting seat (1), two sliding blocks (16) are fixedly welded on the drill bit body (2), and the two sliding blocks (16) are connected to the two sliding grooves (15) in a sliding mode respectively.
4. A firmly assembled drill bit structure according to claim 1, wherein: two second fastening bolts (17) are connected to the connecting seat (1) in a threaded mode, two rows of limit grooves (18) are formed in the outer wall of the drill bit body (2), and the limit grooves (18) are matched with the second fastening bolts (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323062903.6U CN221064560U (en) | 2023-11-14 | 2023-11-14 | Firmly assembled drill bit structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323062903.6U CN221064560U (en) | 2023-11-14 | 2023-11-14 | Firmly assembled drill bit structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221064560U true CN221064560U (en) | 2024-06-04 |
Family
ID=91273683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323062903.6U Active CN221064560U (en) | 2023-11-14 | 2023-11-14 | Firmly assembled drill bit structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221064560U (en) |
-
2023
- 2023-11-14 CN CN202323062903.6U patent/CN221064560U/en active Active
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