CN219665210U - Detachable alloy drill bit - Google Patents
Detachable alloy drill bit Download PDFInfo
- Publication number
- CN219665210U CN219665210U CN202223203983.8U CN202223203983U CN219665210U CN 219665210 U CN219665210 U CN 219665210U CN 202223203983 U CN202223203983 U CN 202223203983U CN 219665210 U CN219665210 U CN 219665210U
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- Prior art keywords
- groove
- connecting shaft
- block
- clamping
- limiting
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- 239000000956 alloy Substances 0.000 title claims abstract description 20
- 229910045601 alloy Inorganic materials 0.000 title claims abstract description 19
- 230000017525 heat dissipation Effects 0.000 claims description 5
- 238000005553 drilling Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000002787 reinforcement Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The utility model belongs to the technical field of alloy drills, and discloses a detachable alloy drill, which comprises: a connecting shaft; a fixed seat is arranged at the bottom end of the connecting shaft, and a drill rod is arranged at the bottom end of the fixed seat; the connecting assembly comprises a clamping block fixed at the top end of the fixed seat and a clamping groove arranged at the bottom end of the connecting shaft, and the clamping block is matched with the clamping groove; the limiting assembly comprises a cavity groove arranged in the clamping block and limiting grooves symmetrically arranged at two sides of the bottom end of the connecting shaft towards the clamping groove, and the clamping block can be locked in the clamping groove through the matching of the structures such as the clamping block, the limiting block, the cavity groove, the spring and the clamping groove, so that the fixing seat and the connecting shaft can be quickly fixed, the limiting block can be quickly separated by pressing the limiting block, and the drill rod can be conveniently and quickly assembled and disassembled.
Description
Technical Field
The utility model belongs to the technical field of alloy drill bits, and particularly relates to a detachable alloy drill bit.
Background
Alloy drill bits are tools which are made of alloy materials, are used for drilling through holes or blind holes in workpieces, and can ream the existing holes, are commonly used on various drilling machines and drilling machines, and are extremely easy to damage due to long-time friction contact with the workpieces, so that the tools are often required to be detached and replaced.
The existing alloy drill bit structure is convenient to replace, the connecting shaft is connected with the drill rod through threads or a bolt structure, but after the connecting shaft is frequently loosened, the threads are easy to wear and fade, so that the stability during connection is greatly affected, the operation is inconvenient, the connecting shaft is required to be loosened and screwed with force, and the working efficiency is very affected.
Disclosure of Invention
The utility model aims to provide a detachable alloy drill bit, which solves the problems that the disassembly and assembly between a connecting shaft and a drill rod are inconvenient and the working efficiency and the stability are affected in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a detachable alloy drill bit, comprising:
a connecting shaft;
a fixed seat is arranged at the bottom end of the connecting shaft, and a drill rod is arranged at the bottom end of the fixed seat;
the connecting assembly comprises a clamping block fixed at the top end of the fixed seat and a clamping groove arranged at the bottom end of the connecting shaft, and the clamping block is matched with the clamping groove;
the limiting assembly comprises a cavity groove formed in the clamping block and limiting grooves symmetrically formed in two sides of the bottom end of the connecting shaft and facing the clamping groove;
the spring is arranged in the cavity groove, the movable blocks are symmetrically fixed at the two ends of the spring, the limiting block is connected to one end of the movable block, corresponding to the spring, of the movable block, and one end of the limiting block extends out of the clamping block and penetrates through the limiting groove.
Preferably, the detachable alloy drill bit further comprises a positioning assembly, and the positioning assembly comprises:
the channel is arranged at one end of the limiting block and positioned outside the connecting shaft;
and a positioning rod penetrates through the channel, a fixing plate is fixed at the top end of the positioning rod, and positioning sleeves matched with the positioning rod are arranged on two sides of the fixing seat.
Preferably, the limiting assembly further comprises:
the guide rod penetrates through the space between the two movable block ends, and two ends of the guide rod are fixedly connected with the inner wall of the cavity groove.
Preferably, the positioning assembly further comprises:
the rubber pad is fixed on the inner wall of the positioning sleeve, and the outer wall of the rubber pad is provided with convex patterns.
Preferably, the outer wall of the drill rod is provided with a spiral groove, and the side wall of the drill rod is provided with a heat dissipation hole.
Preferably, the end part of the movable block is provided with an arc chamfer, and the outer wall of the movable block is provided with an anti-skid groove.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the clamping block can be locked in the clamping groove through the matching of the structures such as the clamping block, the limiting block, the cavity groove, the spring and the clamping groove, so that the fixing seat and the connecting shaft can be quickly fixed, the limiting block can be quickly separated by pressing, the drill rod can be conveniently and quickly assembled and disassembled, the operation is simple and quick, the time and the labor are saved, the damage is not easy, the service life is long, and the use effect of the device is greatly improved;
simultaneously, through the cooperation of fixed plate, locating lever, passageway and spacer sleeve, can fix the locating lever to make it carry out spacing reinforcement to the stopper, thereby make the stopper unable not hard up, and then can prevent effectively that the connecting axle from producing between the fixing base not hard up, further improved the stability of connection.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the connection shaft and the fixing base of the present utility model;
fig. 3 is an enlarged view of a portion a in fig. 2;
in the figure: 1. a connecting shaft; 2. a positioning rod; 3. a fixing seat; 4. a drill rod; 5. a positioning sleeve; 6. a limiting block; 7. a clamping groove; 8. a clamping block; 9. a cavity groove; 10. a movable block; 11. a fixing plate; 12. a limit groove; 13. a guide rod; 14. a spring; 15. a rubber pad; 16. a channel.
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. 1-2, a detachable alloy drill bit, comprising:
a connecting shaft 1;
a fixed seat 3 is arranged at the bottom end of the connecting shaft 1, and a drill rod 4 is arranged at the bottom end of the fixed seat 3;
the connecting assembly comprises a clamping block 8 fixed at the top end of the fixed seat 3 and a clamping groove 7 arranged at the bottom end of the connecting shaft 1, and the clamping block 8 is matched with the clamping groove 7;
the limiting assembly comprises a cavity groove 9 arranged in the clamping block 8 and limiting grooves 12 symmetrically arranged at two sides of the bottom end of the connecting shaft 1 and facing the clamping groove 7;
the cavity groove 9 is internally provided with a spring 14, two ends of the spring 14 are symmetrically fixed with a movable block 10, one end of the movable block 10, which is opposite to the spring 14, is connected with a limiting block 6, and one end of the limiting block 6 extends out of the clamping block 8 and penetrates through the limiting groove 12.
Through the technical scheme:
specifically, when in use, the limiting blocks 6 on two sides of the clamping block 8 can be pressed simultaneously, so that the limiting blocks 6 enter the cavity grooves 9, then the limiting blocks 6 drive the movable blocks 10 to move and squeeze the springs 14, then the clamping block 8 can be inserted into the clamping grooves 7, the clamping block 8 and the clamping grooves 7 are mutually clamped, after the clamping, under the elastic action of the springs 14, the movable blocks 10 can push the limiting blocks 6 to reset, and then the limiting blocks 6 are inserted into the limiting grooves 12, so that the clamping blocks 8 can be locked in the clamping grooves 7, and further the fixed seat 3 and the connecting shaft 1 can be quickly fixed;
and press stopper 6 again and make it withdraw from spacing groove 12, then pull out draw-in groove 7 with fixture block 8, can be with fixing base 3 and connecting axle 1 quick separation, and then be convenient for quick assembly disassembly drilling rod 4, easy operation is swift, labour saving and time saving, and not fragile, long service life has improved the result of use of device greatly.
Further, the spacing subassembly still includes:
the guide rod 13 penetrates through the space between the two ends of the movable blocks 10, and two ends of the guide rod 13 are fixedly connected with the inner wall of the cavity 9; the movable block 10 can be more stable when moving through the guide rod 13.
The end part of the movable block 10 is provided with an arc chamfer, and the outer wall of the movable block 10 is provided with an anti-skid groove; the movable block 10 is prevented from sliding randomly by the anti-skid groove.
Referring to fig. 2 and 3, the detachable alloy drill bit further includes a positioning assembly, and the positioning assembly includes:
a channel 16 which is arranged at one end of the limiting block 6 and is positioned outside the connecting shaft 1;
and the channel 16 is internally penetrated with a positioning rod 2, the top end of the positioning rod 2 is fixed with a fixed plate 11, and both sides of the fixed seat 3 are provided with positioning sleeves 5 matched with the positioning rod 2.
Through the technical scheme:
specifically, after connecting axle 1 is fixed with fixing base 3, accessible fixed plate 11 inserts locating lever 2 in passageway 16 to make in its bottom embedding locating sleeve 5, thereby fixed locating lever 2, can carry out spacing reinforcement to stopper 6 through locating lever 2, make stopper 6 unable not hard up, and then can prevent effectively that producing between connecting axle 1 and the fixing base 3 from becoming flexible, further improved the stability of connection.
Further, the positioning assembly further comprises:
a rubber pad 15 fixed on the inner wall of the positioning sleeve 5, and a convex line is arranged on the outer wall of the rubber pad 15; the rubber pad 15 has a reinforcing effect.
Referring to fig. 1, a spiral groove is formed in the outer wall of the drill rod 4, and a heat dissipation hole is formed in the side wall of the drill rod 4; the workpiece can be cut through the spiral groove, and the heat dissipation holes can play a role in ventilation and heat dissipation.
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 (6)
1. A detachable alloy drill bit, comprising:
a connecting shaft (1);
a fixed seat (3) is arranged at the bottom end of the connecting shaft (1), and a drill rod (4) is arranged at the bottom end of the fixed seat (3);
the connecting assembly comprises a clamping block (8) fixed at the top end of the fixed seat (3) and a clamping groove (7) formed at the bottom end of the connecting shaft (1), and the clamping block (8) is matched with the clamping groove (7);
the limiting assembly comprises a cavity groove (9) formed in the clamping block (8) and limiting grooves (12) symmetrically formed in two sides of the bottom end of the connecting shaft (1) towards the clamping groove (7);
the spring (14) is arranged in the cavity groove (9), the two ends of the spring (14) are symmetrically fixed with the movable block (10), one end of the movable block (10) opposite to the spring (14) is connected with the limiting block (6), and one end of the limiting block (6) extends out of the clamping block (8) and penetrates through the limiting groove (12).
2. The detachable alloy drill bit of claim 1, further comprising a positioning assembly, and wherein the positioning assembly comprises:
a channel (16) which is arranged at one end of the limiting block (6) and is positioned outside the connecting shaft (1);
and a positioning rod (2) penetrates through the channel (16), a fixing plate (11) is fixed at the top end of the positioning rod (2), and positioning sleeves (5) matched with the positioning rod (2) are arranged on two sides of the fixing seat (3).
3. A detachable alloy drill bit according to claim 2, wherein: the spacing assembly further includes:
the guide rod (13) penetrates through the space between the ends of the two movable blocks (10), and two ends of the guide rod (13) are fixedly connected with the inner wall of the cavity groove (9).
4. A detachable alloy drill bit according to claim 3, wherein said positioning assembly further comprises:
a rubber pad (15) fixed on the inner wall of the positioning sleeve (5), and a convex line is arranged on the outer wall of the rubber pad (15).
5. A detachable alloy drill bit according to claim 4, wherein: the outer wall of the drill rod (4) is provided with a spiral groove, and the side wall of the drill rod (4) is provided with a heat dissipation hole.
6. A detachable alloy drill bit according to claim 5, wherein: the end part of the movable block (10) is provided with an arc chamfer, and the outer wall of the movable block (10) is provided with an anti-skid groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223203983.8U CN219665210U (en) | 2022-11-30 | 2022-11-30 | Detachable alloy drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223203983.8U CN219665210U (en) | 2022-11-30 | 2022-11-30 | Detachable alloy drill bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219665210U true CN219665210U (en) | 2023-09-12 |
Family
ID=87899585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223203983.8U Active CN219665210U (en) | 2022-11-30 | 2022-11-30 | Detachable alloy drill bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219665210U (en) |
-
2022
- 2022-11-30 CN CN202223203983.8U patent/CN219665210U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |