CN219665860U - Fixing structure for alloy ladder chamfer drill - Google Patents
Fixing structure for alloy ladder chamfer drill Download PDFInfo
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- CN219665860U CN219665860U CN202320139816.7U CN202320139816U CN219665860U CN 219665860 U CN219665860 U CN 219665860U CN 202320139816 U CN202320139816 U CN 202320139816U CN 219665860 U CN219665860 U CN 219665860U
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- 239000000956 alloy Substances 0.000 title claims abstract description 15
- 229910045601 alloy Inorganic materials 0.000 title claims abstract description 15
- 239000007787 solid Substances 0.000 claims description 7
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling 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
- 238000005498 polishing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a fixing structure for an alloy stepped chamfer drill in the technical field of chamfer drills, which comprises a drill bit, a connecting rod, a positioning block and a driving shaft, wherein a positioning opening is formed in the top of the driving shaft, bayonets are formed in two sides of the positioning block, through grooves are formed in the upper parts of two sides of the driving shaft, clamping blocks are arranged in the through grooves, threaded holes are formed in the middle of the clamping blocks, threaded rods are arranged in the threaded holes, a fixing ring is arranged at the left end of the threaded rods, a connecting groove matched with the fixing ring is formed in the through grooves, a mounting plate is arranged at the left end of the fixing ring, a clamping groove is formed in the surface of the fixing ring, the threaded rods are driven to rotate through the fixing ring, the threaded rods are matched with the threaded holes in a rotating mode, the clamping blocks move, and the positioning block is fixed or loose, so that the drill bit is quickly detached and mounted.
Description
Technical Field
The utility model relates to the technical field of chamfer drills, in particular to a fixing structure for an alloy stepped chamfer drill.
Background
The chamfering drill is mainly used for polishing the edge of a hole after drilling the hole of the part, so that the edge of the hole of the part is smooth, the chamfering drill is used for chamfering the edge of the hole in an alloy ladder chamfering drill (application number: CN201721377231. X) disclosed in Chinese patent literature data, but when the chamfering drill is used for processing the hole, the chamfering effect of the edge of the hole is poor particularly when the hole with the excessive difference with the chamfering drill is chamfered, the chamfering size is not easy to control, and the chamfering drill needs to be replaced based on the problem, so that the edge of the hole is chamfered, the quality of chamfering the edge of the hole is improved, and the working efficiency of the chamfering drill is influenced because the replacing mode of the alloy chamfering drill is not convenient and fast enough. Therefore, we propose a fixing structure for alloy stepped chamfer drill.
Disclosure of Invention
The utility model aims to provide a fixing structure for an alloy stepped chamfer drill, which aims to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an alloy ladder fixed knot constructs for chamfer bores, includes drill bit, connecting rod, locating piece and drive shaft, the drive shaft top is provided with the locating opening, the locating piece both sides all are provided with the bayonet socket, drive shaft both sides upper portion all is provided with logical groove, be provided with the fixture block in the logical groove, the fixture block middle part is provided with the screw hole, the screw hole is provided with the threaded rod, the one end that the fixture block was kept away from to the threaded rod is provided with solid fixed ring, be provided with in the logical groove with solid fixed ring matched with spread groove, gu fixed ring keeps away from the one end of fixture block and is provided with the mounting panel, gu fixed ring surface is provided with the draw-in groove, the spread groove top is provided with the through-hole, through-hole both sides inner wall all is provided with the spout, be provided with the locating lever in the through-hole, be provided with the limiting plate on the locating lever, the limiting plate top is provided with the spring.
Preferably, the mounting plate is fixedly mounted on the fixed ring, and a hexagonal groove is formed in the surface of one side, away from the fixed ring, of the mounting plate.
Preferably, the fixing ring is movably connected with the inner wall of the connecting groove, and the clamping groove on the surface of the fixing ring is provided with a circle.
Preferably, the limiting plate is fixedly connected to the positioning rod, and the spring is sleeved on the positioning rod.
Preferably, the positioning opening is matched with the positioning block, and bayonets arranged on two sides of the positioning block are matched with the clamping blocks.
Compared with the prior art, the utility model has the beneficial effects that: the mounting panel drives the threaded rod through solid fixed ring and rotates, and the threaded rod rotates and cooperates with the screw hole, makes the fixture block remove left, and the fixture block breaks away from the bayonet socket, loosens the fixed to the locating piece, dismantles the locating piece to dismantle fast to the drill bit, then through reverse rotation mounting panel, make the threaded rod reverse rotation, promote the fixture block to remove right, block the bayonet socket and fix the locating piece, thereby accomplish the quick replacement to the drill bit.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the mounting structure of the positioning block according to the present utility model;
FIG. 3 is an enlarged view of the utility model at A;
in the figure: 1. a drill bit; 2. a connecting rod; 3. a positioning block; 4. a drive shaft; 5. a positioning port; 6. a bayonet; 7. a through groove; 8. a clamping block; 9. a threaded hole; 10. a threaded rod; 11. a fixing ring; 12. a connecting groove; 13. a mounting plate; 14. a clamping groove; 15. a through hole; 16. a chute; 17. a positioning rod; 18. a limiting plate; 19. and (3) a spring.
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: the utility model provides a fixed knot constructs for alloy ladder chamfer bores, including drill bit 1, connecting rod 2, locating piece 3 and drive shaft 4, drive shaft 4 top is provided with locating slot 5, locating piece 3 both sides all are provided with bayonet socket 6, drive shaft 4 both sides upper portion all is provided with logical groove 7, be provided with fixture block 8 in logical groove 7, fixture block 8 middle part is provided with screw hole 9, screw hole 9 is provided with threaded rod 10, the one end that fixture block 8 was kept away from to threaded rod 10 is provided with solid fixed ring 11, be provided with in logical groove 7 with solid fixed ring 11 matched with spread groove 12, gu fixed ring 11 is provided with mounting panel 13 far away from fixture block 8 one end, gu fixed ring 11 surface is provided with draw-in groove 14, the spread groove 12 top is provided with through-hole 15, through-hole 15 both sides inner wall all is provided with spout 16, be provided with locating lever 17 in through-hole 15, be provided with limiting plate 18 on the locating lever 17, limiting plate 18 top is provided with spring 19, when the drill bit 1 needs to be replaced, the positioning rod 17 is pulled upwards, the positioning rod 17 is separated from the clamping groove 14 arranged on the surface of the fixed ring 11, the mounting plate 13 is rotated by using a tool (an internal hexagonal wrench), the threaded rod 10 is driven to rotate by the fixed ring 11, the threaded rod 10 is rotated to be matched with the threaded hole 9, the clamping block 8 is moved leftwards, the clamping block 8 is separated from the bayonet 6, the fixing of the positioning block 3 is loosened, the positioning block 3 is detached, the drill bit 1 is quickly detached, the positioning block 3 arranged at the bottom of the drill bit needs to be replaced is installed in the positioning hole 5, the mounting plate 13 is rotated reversely, the threaded rod 10 is rotated reversely, the clamping block 8 is pushed to move rightwards, the bayonet 6 is clamped to fix the positioning block 3, the positioning rod 17 is loosened, the spring 19 drives the positioning rod 17 to move downwards by pushing the limiting plate 18, the positioning rod 17 is clamped in the clamping groove 14, the fixing ring 11 is fixed, so that the fixing ring 11 cannot rotate at will, and the positioning block 3 is fixed more stably, so that the drill bit 1 can be replaced quickly.
Wherein, the mounting plate 13 is fixedly mounted on the fixed ring 11, a hexagonal groove is arranged on one side surface of the mounting plate 13 away from the fixed ring 11, so that the mounting plate 13 can be rotated by using a tool (an inner hexagon bolt);
the fixed ring 11 is movably connected with the inner wall of the connecting groove 12, a clamping groove 14 on the surface of the fixed ring 11 is provided with a circle, and after the fixed ring 11 stops rotating, the fixed ring 11 is fixed by the positioning rod 17 through the clamping groove 14;
the limiting plate 18 is fixedly connected to the positioning rod 17, the spring 19 is sleeved on the positioning rod 17, the positioning opening 5 is matched with the positioning block 3, and the bayonets 6 arranged on two sides of the positioning block 3 are matched with the clamping blocks 8.
Working principle: when the drill bit 1 needs to be replaced, the positioning rod 17 is pulled upwards, the positioning rod 17 is separated from the clamping groove 14 formed in the surface of the fixed ring 11, the mounting plate 13 is rotated by using a tool (an internal hexagonal wrench), the mounting plate 13 drives the threaded rod 10 to rotate through the fixed ring 11, the threaded rod 10 rotates to be matched with the threaded hole 9, the clamping block 8 moves leftwards, the clamping block 8 is separated from the bayonet 6, the fixing of the positioning block 3 is loosened, the positioning block 3 is detached, the drill bit 1 is quickly detached, the positioning block 3 arranged at the bottom of the drill bit which needs to be replaced is installed in the positioning port 5, the mounting plate 13 is rotated reversely, the threaded rod 10 is rotated reversely, the clamping block 8 is pushed to move rightwards, the bayonet 6 is clamped to fix the positioning block 3, the positioning rod 17 is loosened, the spring 19 drives the positioning rod 17 to move downwards through pushing the limiting plate 18, the positioning rod 17 to clamp the clamping groove 14 to fix the fixed ring 11, and the fixed ring 11 cannot rotate at will, so that the positioning block 3 is fixed more firmly, and the quick replacement of the drill bit 1 is completed.
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 (5)
1. The utility model provides an alloy ladder chamfer bores with fixed knot constructs, includes drill bit (1), connecting rod (2), locating piece (3) and drive shaft (4), its characterized in that: drive shaft (4) top is provided with locating hole (5), locating piece (3) both sides all are provided with bayonet socket (6), drive shaft (4) both sides upper portion all is provided with logical groove (7), be provided with fixture block (8) in logical groove (7), fixture block (8) middle part is provided with screw hole (9), be provided with threaded rod (10) in screw hole (9), the one end that fixture block (8) was kept away from to threaded rod (10) is provided with solid fixed ring (11), be provided with in logical groove (7) with solid fixed ring (11) matched with spread groove (12), gu fixed ring (11) are kept away from the one end of fixture block (8) and are provided with mounting panel (13), gu fixed ring (11) surface is provided with draw-in groove (14), spread groove (12) top is provided with through-hole (15), through-hole (15) both sides inner wall all is provided with spout (16), be provided with locating lever (17) in through-hole (15), be provided with limiting plate (18) on locating lever (17), limiting plate (18) top is provided with spring (19).
2. The fixing structure for an alloy stepped chamfer drill according to claim 1, wherein: the mounting plate (13) is fixedly mounted on the fixed ring (11), and a hexagonal groove is formed in the surface of one side, far away from the fixed ring (11), of the mounting plate (13).
3. The fixing structure for an alloy stepped chamfer drill according to claim 1, wherein: the fixing ring (11) is movably connected with the inner wall of the connecting groove (12), and the clamping groove (14) on the surface of the fixing ring (11) is provided with a circle.
4. The fixing structure for an alloy stepped chamfer drill according to claim 1, wherein: the limiting plate (18) is fixedly connected to the positioning rod (17), and the spring (19) is sleeved on the positioning rod (17).
5. The fixing structure for an alloy stepped chamfer drill according to claim 1, wherein: the positioning opening (5) is matched with the positioning block (3), and bayonets (6) arranged on two sides of the positioning block (3) are matched with the clamping blocks (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320139816.7U CN219665860U (en) | 2023-02-02 | 2023-02-02 | Fixing structure for alloy ladder chamfer drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320139816.7U CN219665860U (en) | 2023-02-02 | 2023-02-02 | Fixing structure for alloy ladder chamfer drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219665860U true CN219665860U (en) | 2023-09-12 |
Family
ID=87897852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320139816.7U Active CN219665860U (en) | 2023-02-02 | 2023-02-02 | Fixing structure for alloy ladder chamfer drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219665860U (en) |
-
2023
- 2023-02-02 CN CN202320139816.7U patent/CN219665860U/en active Active
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