CN210908239U - Novel drill bit with anti-disengaging structure - Google Patents
Novel drill bit with anti-disengaging structure Download PDFInfo
- Publication number
- CN210908239U CN210908239U CN201921476945.5U CN201921476945U CN210908239U CN 210908239 U CN210908239 U CN 210908239U CN 201921476945 U CN201921476945 U CN 201921476945U CN 210908239 U CN210908239 U CN 210908239U
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- China
- Prior art keywords
- drill
- spring
- drilling rod
- drill bit
- left end
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- Expired - Fee Related
Links
- 238000005553 drilling Methods 0.000 claims abstract description 26
- 230000008093 supporting effect Effects 0.000 claims abstract description 11
- 238000003466 welding Methods 0.000 claims abstract description 7
- 238000010276 construction Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 2
- 238000004080 punching Methods 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Abstract
The utility model discloses a novel drill bit with anti-disengaging structure, including the drilling rod, the left end welding of drilling rod has the tool bit, the chip groove has been seted up on the left side outer wall of drilling rod, the left end cover of drilling rod is equipped with the sunshade, and the left side of sunshade evenly welds there is the supporting leg, the outside cover of drilling rod is equipped with first spring, and the right side of first spring is connected with the stopper, the right side cover of drilling rod is equipped with the swivel nut, and the spacing ring is installed in the left side of swivel nut. The utility model discloses a be provided with two sets of bayonet locks and rotate the inside of installing at the assembly groove, when the swivel nut rotated the protruding position of bayonet lock left end on, can push down the left end of bayonet lock for the right-hand member of bayonet lock upwards lifts the block and goes into the inside draw-in groove of electric drill connector, and the spacing ring of block installation on the cooperation drilling rod, the restriction swivel nut removes, and with the rigidity of swivel nut, tightly fix this drill bit inside the electric drill connector effectively, prevent to drop.
Description
Technical Field
The utility model relates to a drill bit equipment technical field specifically is a novel drill bit with anti-disengaging structure.
Background
The drill bit is as a trompil instrument that the machine-building field is commonly used, has very strong practicality, can make things convenient for the staff to punch the operation on product and material, present drill bit is when installing, the connector department that uses the ball block to live electric drill equipment more installs, in operation, because the drill bit acutely rotates, the drill bit of ball block makes things convenient for the dismouting though, under the high-speed rotation condition at that time, lead to the drill bit to drop extremely easily, and when present drill bit rotates, owing to do not have any device that shelters from, make the indiscriminate flight of exhaust sweeps, sputter the staff easily on one's body, cause bodily injury, therefore, for solving above problem, provide a novel drill bit with anti-disengaging structure.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel drill bit with anti-disengaging structure to solve the present drill bit that the above-mentioned background art provided and use the fixed block of ball on the connector of electric drill equipment, drop easily when the drill bit is high-speed rotatory, and the easy sputtering of sweeps that the drill bit during operation produced hurts people's problem.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel drill bit with anti-disengaging structure, includes the drilling rod, the left end welding of drilling rod has the tool bit, the chip groove has been seted up on the left side outer wall of drilling rod, the left end cover of drilling rod is equipped with the sunshade, and the even welding in left side of sunshade has the supporting leg, the outside cover of drilling rod is equipped with first spring, and the right side of first spring is connected with the stopper, the right side cover of drilling rod is equipped with the swivel nut, and the left side of swivel nut installs the spacing ring, the assembly groove has all been seted up to both sides about the right-hand member of drilling rod, and is a set of one of them the inside of assembly groove is fixed with the fixed axle, and the outside cover of fixed axle is equipped with the bayonet lock, the left side below of bayonet lock is.
Preferably, the shielding plate and the drill rod are designed to be of a sliding structure, the left end of the first spring is welded to the right side of the shielding plate, the right end of the first spring is supported to the left side of the limiting block, and the limiting block is welded to the drill rod.
Preferably, the outer wall of the right side of the drill rod is provided with threads, the inner wall of the threaded sleeve is provided with threads, the threaded sleeve and the drill rod are designed to be in a rotating structure through the threads, the right side of the drill rod is provided with a clamping groove, and the limiting ring is arranged in the clamping groove formed in the right side of the drill rod.
Preferably, the bayonet lock and the fixed shaft are designed into a rotating structure, the left end of the bayonet lock is designed into an upward convex shape, the top of the second spring is supported below the left side of the bayonet lock, and the bottom of the second spring is supported at the bottom of the assembling groove.
Preferably, the connecting block be the design of regular hexagon, the inside of electric drill connector is the design of regular hexagon, the outside size of connecting block is the same with the inside size of electric drill connector, the draw-in groove has been seted up to the inside of electric drill connector.
Compared with the prior art, the beneficial effects of the utility model are that: the novel drill bit with the anti-falling structure is rotatably arranged in the assembly groove by the two groups of clamping pins, when the screw sleeve rotates to the protruding position of the left end of the clamping pin, the left end of the clamping pin is pressed downwards, so that the right end of the clamping pin is lifted upwards and clamped into the clamping groove in the electric drill connector, the screw sleeve is limited to move by matching with the limiting ring clamped and arranged on the drill rod, the position of the screw sleeve is fixed, and the drill bit is effectively and tightly fixed in the electric drill connector to prevent falling off;
the shielding plate is supported by the first spring, when the drill bit rotates leftwards, the supporting leg is in contact with the surface of the material, the supporting leg drives the shielding plate to move rightwards under the extrusion of the material, the shielding plate and the surface of the material keep a certain distance through the elastic support of the first spring, and when the drill bit drills, the chip discharge groove guides out scraps generated by drilling, so that the scraps brought out of the chip discharge groove are effectively prevented from splashing.
Drawings
FIG. 1 is a schematic sectional view of the front view of the structure of the present invention;
FIG. 2 is a schematic front view of the structure of the present invention;
fig. 3 is a schematic top view of the structure of the present invention.
In the figure: 1. a drill stem; 2. a cutter head; 3. a chip groove; 4. a shutter; 5. supporting legs; 6. a first spring; 7. a limiting block; 8. a threaded sleeve; 9. a limiting ring; 10. assembling a groove; 11. a fixed shaft; 12. a bayonet lock; 13. a second spring; 14. connecting blocks; 15. an electric drill connector.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides an embodiment: a novel drill bit with an anti-disengaging structure comprises a drill rod 1, a tool bit 2 is welded at the left end of the drill rod 1, the tool bit 2 rotates during working, then cutting and punching operations are carried out on the surface of a material, a chip discharge groove 3 is formed in the outer wall of the left side of the drill rod 1, the chip discharge groove 3 guides scraps generated by cutting of the tool bit 2 out of a formed through hole, smooth punching operations are facilitated, a shielding plate 4 is sleeved at the left end of the drill rod 1, supporting legs 5 are evenly welded on the left side of the shielding plate 4, the supporting legs 5 are supported on the surface of the material, so that a distance is reserved between the shielding plate 4 and the surface of the material, when the novel drill bit punches left to move, the shielding plate 4 is attached to the surface of the material, the scraps are guided out of the chip discharge groove 3, a first spring 6 is sleeved on the outer side of the drill rod 1, the left end welding of first spring 6 is on the right side of sunshade 4, and the right-hand member of first spring 6 supports in the left side of stopper 7, and stopper 7 welding sets up first spring 6 and supports sunshade 4 on drilling rod 1, because the elastic action of first spring 6 for sunshade 4 keeps covering on the material surface, and the sweeps of deriving in chip groove 3 is followed in the separation, prevents that the sweeps from splashing everywhere, causes bodily injury to the staff.
The right side cover of drilling rod 1 is equipped with swivel nut 8, and stop collar 9 is installed in the left side of swivel nut 8, set up screw thread on the right side outer wall of drilling rod 1, set up screw thread on the inner wall of swivel nut 8, swivel nut 8 is through screw thread and drilling rod 1 design for rotating-structure, the draw-in groove has been seted up on the right side of drilling rod 1, stop collar 9 is installed in the draw-in groove of seting up on drilling rod 1 right side, it can rotate the removal at the right-hand member of drilling rod 1 to set up swivel nut 8, it makes swivel nut 8 remove the top of bayonet lock 12 to rotate the swivel nut 8, press down the left end of bayonet lock 12, in the fluting of seting up on swivel nut 8 left side drilling rod 1 through stop collar 9 block, with the rigidity of swivel nut 8, when preventing this drill bit work to rotate, because rotate.
The upper side and the lower side of the right end of the drill rod 1 are respectively provided with an assembly groove 10, a fixed shaft 11 is fixed inside one group of assembly grooves 10, a bayonet 12 is sleeved outside the fixed shaft 11, a second spring 13 is fixed below the left side of the bayonet 12, a connecting block 14 is welded at the right end of the drill rod 1, an electric drill connector 15 is sleeved outside the connecting block 14, the bayonet 12 and the fixed shaft 11 are designed into a rotating structure, the left end of the bayonet 12 is in an upward convex design, the top of the second spring 13 is supported below the left side of the bayonet 12, the bottom of the second spring 13 is supported at the bottom of the assembly groove 10, the connecting block 14 is in a regular hexagon design, the inside of the electric drill connector 15 is in a regular hexagon design, the outside size of the connecting block 14 is the same as the inside size of the electric drill connector 15, a clamping groove is formed inside the electric drill connector 15, when, the screw sleeve 8 presses the convex position of the left end of the bayonet 12 to press the left end of the bayonet 12 downwards, and as the bayonet 12 rotates around the fixed shaft 11, the right end of the bayonet 12 is lifted upwards, the right end of the bayonet 12 is lifted upwards and clamped in a clamping groove arranged in the electric drill connector 15, so that the novel drill bit is firmly connected with the electric drill connector 15 to prevent the drill bit from falling off, when the screw sleeve 8 rotates clockwise and moves leftwards, the screw sleeve 8 does not press the left end of the bayonet 12 any more, due to the elastic supporting effect of the second spring 13, the left end of the bayonet 12 is lifted upwards, so that the right end of the bayonet 12 moves downwards, the right end of the bayonet 12 is separated from a clamping groove formed in the electric drill connector 15, the drill bit can be pulled leftwards and taken out, the outer wall of the connecting block 14 and the inner wall of the electric drill connector 15 are designed to be meshed hexagons, and the drill bit is effectively prevented from slipping during working.
The working principle is as follows: when in installation, the limit ring 9 is taken out from the clamping groove formed on the drill rod 1, the connecting block 14 is inserted into the electric drill connector 15, the screw sleeve 8 is rotated anticlockwise, under the engagement of the threads, the threaded sleeve 8 moves to the right over the left side of the bayonet 12, pressing the left end of the bayonet 12, causing the left end of the bayonet 12 to be pressed to rotate downward, because the fixing shaft 11 is inserted in the middle of the bayonet 12, the bayonet 12 rotates around the fixing shaft 11, so that the right end of the bayonet 12 is lifted upwards, then the right end of the bayonet 12 is clamped in a clamping groove formed in the electric drill connector 15, the drill bit is tightly connected to the electric drill connector 15, the limiting ring 9 is clamped in a clamping groove formed in the drill rod 1 on the left side of the threaded sleeve 8 to limit the position of the threaded sleeve 8, and when the drill bit works, the bayonet 12 is prevented from loosening to cause the drill bit to fall off after the screw sleeve 8 is removed due to the fact that the screw sleeve 8 is rotated to be removed due to rotation;
when the novel drill bit works, the tool bit 2 rotates to cut a material to be punched, punching operation is performed on the material, the supporting leg 5 at the left end of the shielding plate 4 is supported on the surface of the material, a distance is reserved between the shielding plate 4 and the surface of the material, the scrap discharge groove 3 formed in the outer wall of the drill rod 1 collects and conducts scraps generated by rotation of the tool bit 2, the shielding plate 4 can effectively block scraps brought out from the scrap discharge groove 3, the scraps are prevented from flying rightwards and sputtering to hurt workers, the first spring 6 has an elastic supporting characteristic, when the novel drill bit rotates leftwards deeply, the shielding plate 4 is kept at a fixed distance to cover the surface of the material, the scraps are blocked, and the scraps are prevented from flying rightwards;
when this novel drill bit is taken off to needs, the staff takes off spacing ring 9, clockwise rotation swivel nut 8, under the meshing of screw thread, make swivel nut 8 remove the surface that breaks away from assembly groove 10 left, when bayonet lock 12 does not receive the 8 extrusion of swivel nut, because the elastic support of second spring 13 of bayonet lock 12 below, make bayonet lock 12 upwards remove, the right-hand member of bayonet lock 12 moves down, make it break away from the draw-in groove that electric drill connector 15 inside was seted up, then extract this novel drill bit can.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (5)
1. A novel drill bit with anti-disengaging structure, includes drilling rod (1), its characterized in that: the drill pipe structure is characterized in that a tool bit (2) is welded at the left end of a drill rod (1), a chip groove (3) is formed in the outer wall of the left side of the drill rod (1), a shielding plate (4) is sleeved at the left end of the drill rod (1), supporting legs (5) are uniformly welded at the left side of the shielding plate (4), a first spring (6) is sleeved at the outer side of the drill rod (1), a limiting block (7) is connected to the right side of the first spring (6), a threaded sleeve (8) is sleeved at the right side of the drill rod (1), a limiting ring (9) is installed at the left side of the threaded sleeve (8), assembling grooves (10) are formed in the upper side and the lower side of the right end of the drill rod (1), a fixing shaft (11) is fixed inside the assembling grooves (10), a clamping pin (12) is sleeved at the outer side of the fixing shaft (11), a second spring (13) is fixed below the, the outside cover of connecting block (14) is equipped with electric drill connector (15).
2. The novel drill bit with the anti-dropping structure as claimed in claim 1, characterized in that: sunshade (4) and drilling rod (1) design are sliding construction, the left end welding of first spring (6) is on the right side of sunshade (4), the right-hand member support of first spring (6) is in the left side of stopper (7), stopper (7) welding is on drilling rod (1).
3. The novel drill bit with the anti-dropping structure as claimed in claim 1, characterized in that: the drill rod structure is characterized in that the outer wall of the right side of the drill rod (1) is provided with threads, the inner wall of the threaded sleeve (8) is provided with threads, the threaded sleeve (8) and the drill rod (1) are designed into a rotating structure through the threads, the right side of the drill rod (1) is provided with a clamping groove, and the limiting ring (9) is installed in the clamping groove formed in the right side of the drill rod (1).
4. The novel drill bit with the anti-dropping structure as claimed in claim 1, characterized in that: the bayonet lock (12) and the fixed shaft (11) are designed to be in a rotating structure, the left end of the bayonet lock (12) is in an upward convex design, the top of the second spring (13) is supported below the left side of the bayonet lock (12), and the bottom of the second spring (13) is supported at the bottom of the assembling groove (10).
5. The novel drill bit with the anti-dropping structure as claimed in claim 1, characterized in that: the utility model discloses a drill, including connecting block (14), the inside of electric drill connector (15) is the design of regular hexagon, the outside size of connecting block (14) is the same with the inside size of electric drill connector (15), the draw-in groove has been seted up to the inside of electric drill connector (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921476945.5U CN210908239U (en) | 2019-09-06 | 2019-09-06 | Novel drill bit with anti-disengaging structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921476945.5U CN210908239U (en) | 2019-09-06 | 2019-09-06 | Novel drill bit with anti-disengaging structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210908239U true CN210908239U (en) | 2020-07-03 |
Family
ID=71351597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921476945.5U Expired - Fee Related CN210908239U (en) | 2019-09-06 | 2019-09-06 | Novel drill bit with anti-disengaging structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210908239U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112719388A (en) * | 2021-01-18 | 2021-04-30 | 东莞市好刀精工科技有限公司 | Four-blade eccentric fillet milling cutter with good heat dissipation performance and capable of reducing vibration amplitude |
-
2019
- 2019-09-06 CN CN201921476945.5U patent/CN210908239U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112719388A (en) * | 2021-01-18 | 2021-04-30 | 东莞市好刀精工科技有限公司 | Four-blade eccentric fillet milling cutter with good heat dissipation performance and capable of reducing vibration amplitude |
| CN112719388B (en) * | 2021-01-18 | 2021-12-14 | 东莞市好刀精工科技有限公司 | Four-blade eccentric fillet milling cutter with good heat dissipation performance and capable of reducing vibration amplitude |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200703 |