CN220739569U - Numerical control drill convenient to change - Google Patents
Numerical control drill convenient to change Download PDFInfo
- Publication number
- CN220739569U CN220739569U CN202322579484.7U CN202322579484U CN220739569U CN 220739569 U CN220739569 U CN 220739569U CN 202322579484 U CN202322579484 U CN 202322579484U CN 220739569 U CN220739569 U CN 220739569U
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- cutter body
- handle
- cutter
- tool
- numerical control
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- 230000008859 change Effects 0.000 title claims description 3
- 230000001681 protective effect Effects 0.000 claims abstract description 22
- 238000005553 drilling Methods 0.000 abstract description 8
- 230000001771 impaired effect Effects 0.000 abstract description 4
- 230000003139 buffering effect Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 241001391944 Commicarpus scandens Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Knives (AREA)
Abstract
The utility model discloses a numerical control drilling tool convenient to replace, which is applied to the field of drilling tools and comprises a tool body, wherein a protecting cover is sleeved on the surface of the tool body, two balls are rotatably sleeved at the bottom end of the protecting cover, a tool bit is arranged at the bottom end of the tool body, and a tool handle is bolted at the top end of the tool body; according to the utility model, the protective cover is arranged on the surface of the cutter body, and the ball is arranged at the bottom of the protective cover, so that the protective cover can rotate along with the rotation of the cutter handle and the cutter body, and when the cutter body is broken, the protective cover can avoid the cutter body or splash, and the damage of the cutter body to the internal structure of the digital control machine is avoided; through setting up guide slot and guide block, connect connecting rod and movable column through the handle of a knife, when the cutter body descends, the spring can act as buffer structure, the impact force that the buffering tool bit produced with the work piece contact when following the cutter body and descend to reduce the tool bit and can be because of the impaired probability of collision.
Description
Technical Field
The utility model relates to the field of drilling tools, in particular to a numerical control drilling tool convenient to replace.
Background
The numerical control drilling tool is a tool on a numerical control machine tool, is a machine tool controlled by a computer, is widely applied in manufacturing industry, and can efficiently process various materials.
At present, the Chinese utility model with the bulletin number of CN205206744U discloses a detachable drill bit, which comprises a drill body, wherein the drill body is detachably connected with a drill point, the top of the drill body is provided with a mounting groove, and the inner side wall of the mounting groove is provided with an arc-shaped positioning bulge; the drill point is embedded in the mounting groove, an arc-shaped positioning groove is formed in the side face of the drill point, which is in contact with the positioning protrusion, and the drill point is locked in the mounting groove through clamping force between the positioning groove and the positioning protrusion. The beneficial effects of the utility model are as follows: the connection between the drill body and the drill tip does not adopt any third-party parts, such as bolts, nuts, pins and the like for positioning and fixing, but is positioned and fixed completely according to the physical structure and the installation mode of the parts; the connecting device has the characteristics of simple connecting form, easiness in installation, high installation precision, firm fixation and the like.
In summary, the above-mentioned prior art satisfies the effect of facilitating replacement of the cutter head, but has the following problems;
firstly, the surface of the prior art is not provided with a protective structure when the tool is used, in the processing work, the drill bit is penetrated into a workpiece and is easy to break due to clamping materials, and the drill bit can splash when broken, potential safety hazards are easy to occur or the internal structure of the numerical control machine is easy to break due to splash and impact; and above-mentioned prior art is when the tool setting, and the drill bit does not have buffer structure, and the tool bit descends and the work piece takes place to contact, and the tool bit is easy because the dynamics of falling is not enough controlled and is bumped to lead to the tool bit impaired.
In order to solve the problems, we propose a numerical control drill convenient to replace.
Disclosure of Invention
The utility model aims to provide a numerical control drilling tool convenient to replace, which has the advantages of preventing the breakage of the tool fragments and having a buffering function.
The technical aim of the utility model is realized by the following technical scheme: the numerical control drilling tool convenient to replace comprises a tool body, wherein a protecting cover is sleeved on the surface of the tool body, two balls are rotatably sleeved at the bottom end of the protecting cover, a tool bit is installed at the bottom end of the tool body, and a tool handle is bolted to the top end of the tool body; the utility model discloses a knife handle, including the handle of a knife, the bottom bolt of handle of a knife has the connecting rod, the surface cover of connecting rod is equipped with the spring, the bottom bolt of connecting rod has the movable column, the surface bolt of movable column has a plurality of guide block, the movable groove has been seted up on the top of cutter body, the surface intercommunication in movable groove has a plurality of guide slot with guide block sliding connection.
By adopting the technical scheme, the cutter body can be wrapped and protected by arranging the protective cover, the ball and the cutter handle, so that the splashing condition of the cutter body during cutter breaking is avoided; through setting up connecting rod, spring, movable column, guide block, movable groove and guide slot, when the tool bit follows the cutter body and descends, when tool bit and work piece contact, the spring can cushion the descending force to reduce the tool bit and can appear impaired condition because of colliding with.
The utility model is further provided with: the top of spring passes through the bottom bolt of spring mounting and handle of a knife, the fixed surface of connecting rod has cup jointed the link plate, the top of link plate passes through spring mounting and spring bolt.
By adopting the technical scheme, the knife handle and the connecting plate are respectively connected through the springs, and the springs are used for being connected to ensure that the springs can extend and compress, so that the knife body can be buffered by the springs.
The utility model is further provided with: the surface of the knife handle is fixedly sleeved with a limiting plate, and the top of the limiting plate is contacted with the top of the inner cavity of the protective cover.
By adopting the technical scheme, through the arrangement of the limiting plate, the limiting plate is used for supporting the protecting cover, and the separating and falling-off condition of the protecting cover and the cutter body or the cutter handle is avoided.
The utility model is further provided with: two sliding grooves are formed in the surface of the knife handle, and sliding blocks bolted with the protective cover are connected inside the sliding grooves in a sliding mode.
By adopting the technical scheme, the shield can slide up and down in a straight line conveniently through the arrangement of the sliding groove and the sliding block, and can be disassembled conveniently, so that the shield can be reused.
The utility model is further provided with: the number of the guide grooves and the guide blocks is not less than four.
By adopting the technical scheme, the cutter handle is ensured to have relative strength when driving the cutter body to rotate through the arrangement of the guide grooves and the guide blocks, wherein the number of the guide grooves and the guide blocks is not less than four.
The utility model is further provided with: the top of guard shield has seted up logical groove, the inside in logical groove is established with the surface cover of handle of a knife.
By adopting the technical scheme, through the arrangement of the through groove, when the cutter body drills into a workpiece, the shield is contacted with the workpiece, and the position of the shield can be changed along with the depth of the cutter body entering the workpiece.
In summary, the utility model has the following beneficial effects:
1. according to the utility model, the protective cover is arranged on the surface of the cutter body, and the ball is arranged at the bottom of the protective cover, so that the protective cover can rotate along with the rotation of the cutter handle and the cutter body, and when the cutter body is broken, the protective cover can avoid the cutter body or splash, and the damage of the cutter body to the internal structure of the digital control machine is avoided;
2. according to the utility model, the guide groove and the guide block are arranged, the connecting rod and the movable column are connected through the cutter handle, when the cutter body descends, the spring can act as a buffer structure to buffer impact force generated when the cutter head contacts with a workpiece when the cutter body descends, so that the probability that the cutter head is damaged due to collision is reduced.
Drawings
FIG. 1 is a perspective view of the structure of the present utility model;
FIG. 2 is a partial cross-sectional view of a cutter body of the present utility model;
fig. 3 is an enlarged view of the structure of fig. 2 a according to the present utility model.
Reference numerals: 1. a cutter body; 2. a shield; 3. a ball; 4. a cutter head; 5. a knife handle; 6. a connecting rod; 7. a spring; 8. a movable column; 9. a guide block; 10. a movable groove; 11. a guide groove; 12. a connecting plate; 13. a limiting plate; 14. a through groove; 15. a sliding groove; 16. a sliding block.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
Example 1:
referring to fig. 1, 2 and 3, a numerical control drill convenient to replace comprises a cutter body 1, wherein a protecting cover 2 is sleeved on the surface of the cutter body 1, two balls 3 are rotatably sleeved at the bottom end of the protecting cover 2, a cutter head 4 is arranged at the bottom end of the cutter body 1, and a cutter handle 5 is bolted at the top end of the cutter body 1; the bottom end of the knife handle 5 is bolted with a connecting rod 6, the surface of the connecting rod 6 is sleeved with a spring 7, the bottom end of the connecting rod 6 is bolted with a movable column 8, the surface of the movable column 8 is bolted with a plurality of guide blocks 9, the top end of the knife body 1 is provided with a movable groove 10, and the surface of the movable groove 10 is communicated with a plurality of guide grooves 11 which are in sliding connection with the guide blocks 9; according to the utility model, the protective cover 2 is arranged on the surface of the cutter body 1, the ball 3 is arranged at the bottom of the protective cover 2, and the protective cover 2 can rotate along with the rotation of the cutter handle 5 and the cutter body 1 by utilizing the ball 3, so that when the cutter body 1 breaks, the protective cover 2 can prevent the cutter body 1 or splashes, and the cutter body 1 can prevent the damage to the internal structure of the numerical control machine; through setting up guide slot 11 and guide block 9, connect connecting rod 6 and movable column 8 through handle of a knife 5, when cutter body 1 descends, spring 7 can act as buffer structure, and the impact force that produces with the work piece contact when buffering tool bit 4 follows cutter body 1 and descends to reduce tool bit 4 can be because of the impaired probability of collision.
Further, the top of the spring 7 is bolted through the bottom of the spring fixing piece and the knife handle 5, the surface fixing of the connecting rod 6 is sleeved with the connecting plate 12, the top of the connecting plate 12 is bolted with the spring 7 through the spring fixing piece, and the spring 7 is respectively connected with the knife handle 5 and the connecting plate 12, so that the spring 7 can be extended and compressed through the connection of the spring 7, and the knife body 1 can be buffered by the spring 7.
Further, the surface fixing of the knife handle 5 is sleeved with a limiting plate 13, the top of the limiting plate 13 is contacted with the top of the inner cavity of the protective cover 2, and the limiting plate 13 is used for supporting the protective cover 2 through the arrangement of the limiting plate 13, so that the protective cover 2 and the knife body 1 or the knife handle 5 are prevented from separating and falling.
Further, two sliding grooves 15 have been seted up on the surface of handle of a knife 5, and the inside sliding connection of sliding groove 15 has the sliding block 16 with guard shield 2 bolt, through the setting of sliding groove 15 and sliding block 16, makes things convenient for guard shield 2 to slide from top to bottom in the straight line to can make things convenient for guard shield 2 to dismantle the work, make guard shield 2 can used repeatedly.
Further, the number of the guide grooves 11 and the guide blocks 9 is not less than four, and the relative strength is ensured when the cutter handle 5 drives the cutter body 1 to rotate through the arrangement of the guide grooves 11 and the guide blocks 9.
Further, the top of the shield 2 is provided with a through groove 14, the inner part of the through groove 14 is sleeved with the surface of the tool handle 5, and through the arrangement of the through groove 14, when the cutter body 1 drills into a workpiece, the shield 2 is contacted with the workpiece, so that the position of the shield 2 can be changed along with the depth of the cutter body 1 entering the workpiece.
The use process is briefly described: when the cutter body 1 is used, the shield 2 can directly access the disconnected or broken cutter body 1 when the cutter body 1 is broken and broken due to cutter clamping during the drilling process, so that the condition that the cutter body 1 splashes everywhere is avoided;
when the data machine pushes the cutter handle 5, the cutter body 1 and the cutter head 4 to descend through the air cylinder, the impact generated by contact between the cutter head 4 and a workpiece can act on the cutter body 1, when the cutter body 1 is stressed, the cutter body 1 can move upwards under the action of the guide groove 11 and the guide block 9, when the movable column 8 is contacted with the cutter body 1, the spring 7 at the top of the connecting plate 12 of the movable column 8 or the stress pushes the cutter handle 5 upwards, the spring 7 can not push the cutter handle 5 to compress, and the impact force born by the cutter head 4 can be weakened continuously along with the continuous compression of the spring 7 and the rebound of the spring 7, so that the damage probability of the cutter head 4 is reduced.
The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.
Claims (6)
1. The utility model provides a numerical control drill convenient to change, includes cutter body (1), its characterized in that: the surface of the cutter body (1) is sleeved with a shield (2), the bottom end of the shield (2) is rotatably sleeved with two balls (3), the bottom end of the cutter body (1) is provided with a cutter head (4), and the top end of the cutter body (1) is bolted with a cutter handle (5); the utility model discloses a knife handle, including handle of a knife (5), the bottom bolt of handle of a knife (5) has connecting rod (6), the surface cover of connecting rod (6) is equipped with spring (7), the bottom bolt of connecting rod (6) has movable post (8), the surface bolt of movable post (8) has a plurality of guide block (9), movable groove (10) have been seted up on the top of cutter body (1), the surface intercommunication of movable groove (10) has guide slot (11) of a plurality of and guide block (9) sliding connection.
2. The easy-to-replace numerical control drill according to claim 1, wherein: the top of spring (7) is through the bolt of spring mounting and the bottom of handle of a knife (5), the fixed surface of connecting rod (6) has cup jointed link plate (12), the top of link plate (12) is through spring mounting and bolt of spring (7).
3. The easy-to-replace numerical control drill according to claim 1, wherein: the surface of the knife handle (5) is fixedly sleeved with a limiting plate (13), and the top of the limiting plate (13) is contacted with the top of the inner cavity of the protective cover (2).
4. The easy-to-replace numerical control drill according to claim 1, wherein: two sliding grooves (15) are formed in the surface of the knife handle (5), and sliding blocks (16) bolted with the protective cover (2) are connected inside the sliding grooves (15) in a sliding mode.
5. The easy-to-replace numerical control drill according to claim 1, wherein: the number of the guide grooves (11) and the guide blocks (9) is not less than four.
6. The easy-to-replace numerical control drill according to claim 1, wherein: a through groove (14) is formed in the top of the protective cover (2), and the inner part of the through groove (14) is sleeved with the surface of the knife handle (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322579484.7U CN220739569U (en) | 2023-09-21 | 2023-09-21 | Numerical control drill convenient to change |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322579484.7U CN220739569U (en) | 2023-09-21 | 2023-09-21 | Numerical control drill convenient to change |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220739569U true CN220739569U (en) | 2024-04-09 |
Family
ID=90563308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322579484.7U Active CN220739569U (en) | 2023-09-21 | 2023-09-21 | Numerical control drill convenient to change |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220739569U (en) |
-
2023
- 2023-09-21 CN CN202322579484.7U patent/CN220739569U/en active Active
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| GR01 | Patent grant |