CN112238242A - Adjustable drill bit for drilling steel plate - Google Patents
Adjustable drill bit for drilling steel plate Download PDFInfo
- Publication number
- CN112238242A CN112238242A CN202011182382.6A CN202011182382A CN112238242A CN 112238242 A CN112238242 A CN 112238242A CN 202011182382 A CN202011182382 A CN 202011182382A CN 112238242 A CN112238242 A CN 112238242A
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- drill bit
- drill
- bolt
- adjustable
- steel plates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The invention relates to the technical field of steel plate drilling, and discloses an adjustable drill bit for steel plate drilling, which comprises a first drill bit, wherein a second drill bit is integrally stamped at the top end of the first drill bit, a third drill bit is arranged at the top end of the second drill bit, and threaded holes I are symmetrically formed in the surfaces of the first drill bit, the second drill bit and the third drill bit; according to the invention, through the mode of designing the first drill bit, the second drill bit and the third drill bit into a whole, one drill bit can be used as the three drill bits with different diameters, so that the practicability of the drill bit is effectively improved, and the limiting ring is limited on the drill bits with different diameters through the first bolt, so that when an operator needs to drill holes with different diameters, the operator does not need to spend time to find the drill bits with different diameters back and forth for replacement, thereby simplifying the replacement process, saving the time and further greatly improving the efficiency of steel plate drilling.
Description
Technical Field
The invention relates to the technical field of steel plate drilling, in particular to an adjustable drill bit for steel plate drilling.
Background
In the transmission line shaft tower structure, the steel sheet is as important constitutional part, the diameter of connecting hole has 17.5mm usually on the steel sheet, 21.5mm, multiple apertures such as 25.5mm, but present drill bit is comparatively single, the hole of a fixed specification diameter can only be drilled out to a drill bit, if need drill the hole of different specification diameters, need frequently shut down and change the drill bit during drilling processing, it is lower to cause the drilling operating efficiency, intensity of labour is great, so in order to solve above-mentioned problem, we provide a steel sheet drilling with adjustable drill bit.
Disclosure of Invention
The invention aims to provide an adjustable drill bit for drilling a steel plate, which has the advantage of no need of replacing the drill bit and solves the problem that the drill bit needs to be replaced by stopping when the steel plate drills holes with different diameters.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a drill bit with adjustable steel sheet drilling is used, includes drill bit one, the integrative punching press in top of drill bit one has drill bit two, the top of drill bit two is equipped with drill bit three, the equal symmetry in surface of drill bit one, drill bit two and drill bit three sets up screw hole one, the surface cover of drill bit three is equipped with the spacing ring, the inside symmetry threaded connection of spacing ring has bolt one with a screw hole threaded connection, the integrative punching press in top of drill bit three has the connecting rod, the integrative punching press in top of connecting rod has installation head.
Preferably, the top of the second drill bit is provided with a groove, a clamping rod is integrally punched in the groove, and the bottom of the third drill bit is provided with a clamping groove clamped with the clamping rod.
Preferably, the third drill bit, the second drill bit and the clamping rod are all provided with limiting grooves, the clamping rod is provided with limiting columns clamped with the limiting grooves, the grooves are bolted with four discs, the discs are provided with through grooves, and the limiting columns are bolted with four limiting blocks matched with the through grooves for use.
Preferably, the surface cover of connecting rod is equipped with fixed pipe, the bottom bolt of fixed pipe has flexible cover, a plurality of bleeder vent has been seted up on the surface of flexible cover.
Preferably, the surface of the fixed pipe is symmetrically in threaded connection with a second bolt, the threaded end of the second bolt penetrates through the inside of the fixed pipe, and arc-shaped plates are symmetrically arranged inside the fixed pipe.
Preferably, the surface cover of connecting rod is equipped with spacing dish, the through-hole that uses with the connecting rod cooperation is seted up to the inside of spacing dish.
Preferably, the surface of the connecting rod is symmetrically bolted with a limiting rod, and the surface of the through hole is communicated with a positioning groove clamped with the limiting rod.
Preferably, the fixed pipe is embedded with a fixed plate in the inside, the fixed plate is embedded with a rotating shaft in the inside, and the rotating shaft is rotatably sleeved with the limiting disc in the inside.
Preferably, the diameters of the first drill bit, the second drill bit and the third drill bit are 18mm, 22mm and 26mm respectively.
Preferably, the bearing is embedded in one side of the arc-shaped plate close to the threaded end of the bolt II, and the inside of the bearing is rotatably sleeved with the bolt II.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, through designing the first drill bit, the second drill bit and the third drill bit into an integrated manner, one drill bit can be used as the drill bits with three different diameters, so that the practicability of the drill bit is effectively improved, and the limiting ring is limited on the drill bits with the different diameters through the first bolt, so that when an operator needs to drill holes with different diameters, the operator does not need to spend time to find the drill bits with the different diameters back and forth for replacement, thereby simplifying the drilling process, saving the time for the operator to replace back and forth, and further greatly improving the drilling efficiency of the operator.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a top view of the spacing disk of the present invention;
FIG. 3 is a schematic view of the first drill, the second drill and the third drill in cooperation with each other;
FIG. 4 is a top view of the stop collar of the present invention;
FIG. 5 is a schematic view of the present invention showing the use of a spacing groove and a spacing post;
FIG. 6 is a schematic view of the use of the spacing post and the disk of the present invention.
In the figure: 1. a first drill bit; 2. a second drill bit; 3. a drill bit III; 4. a first threaded hole; 5. a limiting ring; 6. a first bolt; 7. a connecting rod; 8. a mounting head; 9. a groove; 10. a clamping rod; 11. a card slot; 12. a limiting groove; 13. a limiting column; 14. a disc; 15. a fixed tube; 16. a telescopic sleeve; 17. air holes are formed; 18. A second bolt; 19. an arc-shaped plate; 20. a bearing; 21. a limiting rod; 22. a limiting disc; 23. a through hole; 24. A limiting groove; 25. a fixing plate; 26. a rotating shaft.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, an adjustable drill for drilling a steel plate comprises a first drill 1, a second drill 2 is integrally stamped at the top end of the first drill 1, a third drill 3 is arranged at the top end of the second drill 2, first screw holes 4 are symmetrically formed in the surfaces of the first drill 1, the second drill 2 and the third drill 3, a limiting ring 5 is sleeved on the surface of the third drill 3, a first bolt 6 in threaded connection with the first screw hole 4 is symmetrically and threadedly connected to the internal screw of the limiting ring 5, a connecting rod 7 is integrally stamped at the top end of the third drill 3, an installing head 8 is integrally stamped at the top end of the connecting rod 7, by integrally designing the first drill 1, the second drill 2 and the third drill 3 and the three drills with different diameters, one drill can be used as the drills with the three different diameters, the practicability of the drill is effectively improved, and the limiting ring 5 is limited on the drills with the different diameters through the first bolt 6, when the operators need to drill holes with different diameters, the operators do not need to spend time to search drill bits with different diameters back and forth for replacement, so that the drilling process is simplified, the time for the operators to search back and forth is saved, and the drilling efficiency of the operators using the adjustable drill bits is greatly improved.
Further, the top of the second drill bit 2 is provided with a groove 9, the inside of the groove 9 is integrally punched with a clamping rod 10, the bottom of the third drill bit 3 is provided with a clamping groove 11 connected with the clamping rod 10 in a clamped mode, the second drill bit 2 and the third drill bit 3 are connected through the groove 9, the clamping rod 10 and the clamping groove 11, the second drill bit 2 or the third drill bit 3 can be only replaced after being damaged, and the use cost is saved to a certain degree.
Further, drill bit three 3, spacing groove 12 has all been seted up to the inside of drill bit two 2 and kelly 10, kelly 10's inside is equipped with the spacing post 13 with spacing groove 12 joint, the inside bolt of recess 9 has four discs 14, logical groove has been seted up to the inside of disc 14, the surperficial bolt of spacing post 13 has four stoppers with leading to the groove cooperation and using, through spacing groove 12, spacing post 13 and disc 14's setting, drill bit two 2 and drill bit three 3 after connecting have played spacing effect, not only increased the stability between drill bit two 2 and the drill bit three 3, also make drill bit two 2 and drill bit three 3 can not appear the not hard up condition because of high-speed rotation simultaneously.
Further, the surface cover of connecting rod 7 is equipped with fixed pipe 15, and the bottom bolt of fixed pipe 15 has flexible cover 16, and a plurality of bleeder vent 17 has been seted up on flexible cover 16's surface, through the setting of fixed pipe 15, flexible cover 16 and bleeder vent 17, has played the effect of protection to operating personnel, makes adjustable drill bit iron fillings that splash when drilling can not hit operating personnel on one's body, the effectual security performance that improves this adjustable drill bit.
Further, the surface of the fixed pipe 15 is connected with a second bolt 18 through symmetrical threads, the thread end of the second bolt 18 penetrates through the fixed pipe 15, the arc plates 19 are symmetrically arranged inside the fixed pipe 15, and the second bolt 18 and the arc plates 19 are arranged to achieve the effect of being connected with the drill bit mounting seat, so that the fixed pipe 15 can be sleeved on the surface of the adjustable drill bit.
Further, the surface cover of connecting rod 7 is equipped with spacing dish 22, and through-hole 23 that uses with the cooperation of connecting rod 7 is seted up to spacing dish 22 inside, through the setting of spacing dish 22 and through-hole 23, has been convenient for the user to the installation and the dismantlement of connecting rod 7.
Furthermore, the surface of the connecting rod 7 is symmetrically bolted with a limiting rod 21, the surface of the through hole 23 is communicated with a positioning groove 24 clamped with the limiting rod 21, and the connecting rod 7 is limited by the limiting rod 21 and the positioning groove 24, so that the connecting rod 7 can be connected with the fixing tube 15.
Further, fixed pipe 15's inside is embedded to have fixed plate 25, and fixed plate 25's inside is embedded to have pivot 26, and pivot 26's inside and spacing dish 22 rotate to cup joint, through the setting of fixed plate 25 and pivot 26, have been convenient for the rotation of connecting rod 7, make connecting rod 7 can not drive fixed pipe 15 when rotating and rotate to also make connecting rod 7 more unobstructed and stable when rotating.
Furthermore, the diameters of the first drill bit 1, the second drill bit 2 and the third drill bit 3 are respectively 18mm, 22mm and 26mm, and the diameters of the first drill bit 1, the second drill bit 2 and the third drill bit 3 are respectively 18mm, 22mm and 26mm, so that an operator can adjust the position of the limiting ring 5 according to different diameters.
Further, the bearing 20 is embedded to one side that the arc 19 is close to the second 18 threaded end of bolt, and the inside of bearing 20 is cup jointed with the second 18 rotation of bolt, through the setting of bearing 20, has played spacing effect to the second 18 of bolt, makes the second 18 of bolt more stable and unobstructed when rotating.
The working principle is as follows: when the drill bit mounting seat is used, the mounting head 8 can be mounted with the drill bit mounting seat, the fixing pipe 15 is sleeved on the surface of the drill bit mounting seat, the connecting rod 7 and the mounting head 8 penetrate through the through hole 23, the limiting rod 21 is clamped with the positioning groove 24, then the bolt II 18 is rotated, the bolt II 18 drives the arc-shaped plate 19 to be clamped with the drill bit mounting seat, then drilling can be carried out, an operator can observe the position of the drill bit I1 in the drilling process to find the position needing drilling, the telescopic sleeve 16 can well prevent iron scraps in drilling from splashing in the drilling process, the air holes 17 can radiate the high temperature of the drill bit, when the drill bits with different diameters need to be replaced, the telescopic sleeve 16 can be pulled to shrink the telescopic sleeve 16, then the bolt I6 in the limiting ring 5 is rotated to separate the bolt I6 from the threaded hole I4, the limiting ring 5 is adjusted to the position of the drill bit II 2 or the drill bit I1, the bolt I6 and the drill bit II 2 or the screw hole I4 on the surface of the drill bit I1 are installed, after replacement is completed, when a steel plate is in contact with the bottom end of the limiting ring 5 during drilling, drilling is completed, the purpose of avoiding replacing the drill bit is achieved, operators are not required to spend time to find drill bits with different diameters back and forth for replacement, the replacement process is simplified, the time for the operators to replace the drill bits back and forth is saved, and the drilling efficiency of the adjustable drill bits for the operators is greatly improved.
It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a drill bit with adjustable steel sheet drilling is used, includes drill bit (1), its characterized in that: the integrative punching press in top of drill bit (1) has drill bit two (2), the top of drill bit two (2) is equipped with drill bit three (3), the equal symmetry in surface of drill bit one (1), drill bit two (2) and drill bit three (3) sets up screw hole one (4), the surface cover of drill bit three (3) is equipped with spacing ring (5), the inside symmetry threaded connection of spacing ring (5) has bolt one (6) with screw hole one (4) threaded connection, the integrative punching press in top of drill bit three (3) has connecting rod (7), the integrative punching press in top of connecting rod (7) has installation head (8).
2. The adjustable drill for drilling steel plates according to claim 1, wherein: the top of the second drill bit (2) is provided with a groove (9), a clamping rod (10) is integrally punched in the groove (9), and the bottom of the third drill bit (3) is provided with a clamping groove (11) clamped with the clamping rod (10).
3. The adjustable drill for drilling steel plates according to claim 2, wherein: spacing groove (12) have all been seted up to the inside of drill bit three (3), drill bit two (2) and kelly (10), the inside of kelly (10) is equipped with spacing post (13) with spacing groove (12) joint, the inside bolt joint of recess (9) has four disc (14), logical groove has been seted up to the inside of disc (14), the surface bolt joint of spacing post (13) has four stoppers that use with logical groove cooperation.
4. The adjustable drill for drilling steel plates according to claim 1, wherein: the surface cover of connecting rod (7) is equipped with fixed pipe (15), the bottom bolt joint of fixed pipe (15) has flexible cover (16), a plurality of bleeder vent (17) have been seted up on the surface of flexible cover (16).
5. The adjustable drill for drilling steel plates according to claim 4, wherein: the surface symmetry threaded connection of fixed pipe (15) has bolt two (18), the inside to fixed pipe (15) is run through to the screw thread end of bolt two (18), the inside symmetry of fixed pipe (15) is equipped with arc (19).
6. The adjustable drill for drilling steel plates according to claim 4, wherein: the surface cover of connecting rod (7) is equipped with spacing dish (22), through-hole (23) that use with connecting rod (7) cooperation are seted up to the inside of spacing dish (22).
7. The adjustable drill for drilling steel plates according to claim 6, wherein: the surface of the connecting rod (7) is symmetrically bolted with a limiting rod (21), and the surface of the through hole (23) is communicated with a positioning groove (24) which is clamped with the limiting rod (21).
8. The adjustable drill for drilling steel plates according to claim 6, wherein: the inside of fixed pipe (15) is embedded to have fixed plate (25), the inside of fixed plate (25) is embedded to have pivot (26), the inside and the spacing dish (22) of pivot (26) rotate to cup joint.
9. The adjustable drill for drilling steel plates according to claim 1, wherein: the diameters of the first drill bit (1), the second drill bit (2) and the third drill bit (3) are 18mm, 22mm and 26mm respectively.
10. The adjustable drill for drilling steel plates according to claim 5, wherein: one side of the arc-shaped plate (19) close to the threaded end of the second bolt (18) is embedded with a bearing (20), and the inside of the bearing (20) is rotatably sleeved with the second bolt (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011182382.6A CN112238242A (en) | 2020-10-29 | 2020-10-29 | Adjustable drill bit for drilling steel plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011182382.6A CN112238242A (en) | 2020-10-29 | 2020-10-29 | Adjustable drill bit for drilling steel plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112238242A true CN112238242A (en) | 2021-01-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011182382.6A Pending CN112238242A (en) | 2020-10-29 | 2020-10-29 | Adjustable drill bit for drilling steel plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112238242A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113696265A (en) * | 2021-10-18 | 2021-11-26 | 惠州市鑫卓辉科技有限公司 | Drill bit capable of reducing cracking of circuit board |
| CN116255095A (en) * | 2023-02-09 | 2023-06-13 | 泰安中联水泥有限公司 | Equipment for accurately positioning surface mine drilling and use method |
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| CN207952725U (en) * | 2018-03-26 | 2018-10-12 | 江苏省泗洪中学 | A kind of segmented grooved bit |
| CN209698103U (en) * | 2019-03-18 | 2019-11-29 | 北京阳光丽景建筑装饰有限公司 | A kind of construction drill bit with decrease of noise functions |
| CN210172614U (en) * | 2019-06-20 | 2020-03-24 | 常州博胜天泓工具有限公司 | Special machining drilling and reaming compound tool |
| US20200114434A1 (en) * | 2017-06-02 | 2020-04-16 | Kyocera Corporation | Rotary tool |
| CN210648685U (en) * | 2019-07-17 | 2020-06-02 | 湖北亚科微钻有限公司 | Miniature PCB drill bit that shock resistance is good |
| US20200223047A1 (en) * | 2015-09-11 | 2020-07-16 | The United States Of America, As Represented By The Secretary Of The Navy | Apparatus for limiting equipment burden when penetrating a mixed or composite material structure including metal utilizing a hammer-drill |
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2020
- 2020-10-29 CN CN202011182382.6A patent/CN112238242A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20200223047A1 (en) * | 2015-09-11 | 2020-07-16 | The United States Of America, As Represented By The Secretary Of The Navy | Apparatus for limiting equipment burden when penetrating a mixed or composite material structure including metal utilizing a hammer-drill |
| US20200114434A1 (en) * | 2017-06-02 | 2020-04-16 | Kyocera Corporation | Rotary tool |
| CN207952725U (en) * | 2018-03-26 | 2018-10-12 | 江苏省泗洪中学 | A kind of segmented grooved bit |
| CN209698103U (en) * | 2019-03-18 | 2019-11-29 | 北京阳光丽景建筑装饰有限公司 | A kind of construction drill bit with decrease of noise functions |
| CN210172614U (en) * | 2019-06-20 | 2020-03-24 | 常州博胜天泓工具有限公司 | Special machining drilling and reaming compound tool |
| CN210648685U (en) * | 2019-07-17 | 2020-06-02 | 湖北亚科微钻有限公司 | Miniature PCB drill bit that shock resistance is good |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113696265A (en) * | 2021-10-18 | 2021-11-26 | 惠州市鑫卓辉科技有限公司 | Drill bit capable of reducing cracking of circuit board |
| CN116255095A (en) * | 2023-02-09 | 2023-06-13 | 泰安中联水泥有限公司 | Equipment for accurately positioning surface mine drilling and use method |
| CN116255095B (en) * | 2023-02-09 | 2023-11-17 | 泰安中联水泥有限公司 | Equipment for accurately positioning surface mine drilling and use method |
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