CN210548316U - High-precision hole machining drill bit - Google Patents
High-precision hole machining drill bit Download PDFInfo
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- CN210548316U CN210548316U CN201921449576.0U CN201921449576U CN210548316U CN 210548316 U CN210548316 U CN 210548316U CN 201921449576 U CN201921449576 U CN 201921449576U CN 210548316 U CN210548316 U CN 210548316U
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Abstract
The utility model relates to a drilling processing technology field just discloses a high accuracy spot facing work drill bit, including the drill bit. This high accuracy spot facing work drill bit, it rotates to drive gear sleeve through the drill bit rotation, the dentate ring rotates under gear sleeve's effect this moment, make the flabellum rotate when dentate ring rotates, the fines that produces drill bit drilling work forms the adsorption affinity, thereby adsorb the inside that gets into the movable sleeve with the fines, avoided the fines to cause the influence to drilling precision, and through the movable slot, coupling spring and movable block make the movable sleeve can produce when the drill bit moves down and remove, avoided the movable sleeve to produce the influence to the normal work of drill bit, the movable sleeve has not only played the effect of reinforcing adsorption power and has played the effect of auxiliary drill bit, make drill bit more stable when drilling, the device is through the abundant strength of having utilized the drill bit of a series of mechanical mechanism, adsorb out the fines, avoided the fines to cause the problem of precision reduction.
Description
Technical Field
The utility model relates to a drilling processing technology field specifically is a high accuracy spot facing work drill bit.
Background
In geological exploration work, drilling equipment is utilized to drill cylindrical round holes with smaller diameter and larger depth into the ground, the diameter and the depth of the drilled holes are larger, the diameter D of the drilled holes is called as an orifice, the side part is called as a hole wall, the bottom part is called as a hole bottom, the diameter D of the drilled holes is called as a hole diameter, the diameter of the orifice is called as an opening diameter, the diameter of the hole bottom is called as a final hole diameter, the distance H from the orifice to the hole bottom is called as a drilling depth, the hole depth is called as a hole depth, and a certain section of the drilled holes is called as a hole section.
The drill bit is needed to be used in the process of machining a workpiece, most of drill bits on the market are provided with chip removal grooves, but the chip removal grooves only can discharge waste chips with larger volume when the drill bit works, and the small waste chips are accumulated in the hole to influence the drilling work and even influence the drilling precision, so that the high-precision hole machining drill bit is provided to solve the problem.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a high accuracy spot facing work drill bit possesses advantages such as the precision is higher, has solved the sweeps and has caused the problem that the precision reduces.
(II) technical scheme
In order to realize the purpose of the higher precision, the utility model provides a following technical scheme: a high-precision hole machining drill bit comprises a drill bit, wherein a rotary bearing is sleeved outside the drill bit, a movable sleeve is sleeved outside the rotary bearing, a movable groove is formed in the outer portion of the movable sleeve, a connecting spring is fixedly connected to the top wall in the movable groove, a movable block located in the movable groove is fixedly connected to the bottom of the connecting spring, a movable sleeve connected with the movable block is sleeved outside the movable sleeve, air holes are formed in the side face of the movable sleeve, a supporting groove is formed in the inner side wall of the movable sleeve, a rotary block is movably connected to the inner portion of the movable sleeve, a supporting block extending into the supporting groove is formed in the outer portion of the rotary block, a movable groove is formed in the side wall in the rotary block, a connecting rod is movably connected to the inner portion of the movable groove, a toothed sleeve located in the movable sleeve is fixedly connected to the outer portion of the drill bit, a toothed ring connected with the connecting rod and meshed, the outside fixedly connected with flabellum of dentate ring, the bottom of movable sleeve inlays and is equipped with the turning block that quantity is four.
Preferably, the activity groove is total four, four the activity groove is annular equidistance and distributes, and the activity groove is the T-slot, and the width that the activity groove is close to drill bit one side is greater than the width that the drill bit one side was kept away from to the activity groove.
Preferably, the total number of the air holes is eighteen, eighteen the air holes are divided into three rows, one row of the air holes is six, the air holes are distributed in an annular shape at equal intervals, and the air holes are positioned above the toothed sleeve.
Preferably, the support grooves are annular grooves, the number of the support grooves is three, and the three support grooves are distributed at equal intervals.
Preferably, the rotating blocks are annular blocks, the number of the rotating blocks is three, and the three rotating blocks correspond to the three supporting grooves one to one.
Preferably, the moving groove is an annular groove, and the depth of the moving groove close to one side of the drill bit is smaller than the depth of the moving groove far away from one side of the drill bit.
(III) advantageous effects
Compared with the prior art, the utility model provides a high accuracy spot facing work drill bit possesses following beneficial effect:
this high accuracy spot facing work drill bit, it rotates to drive gear sleeve through the drill bit rotation, the dentate ring rotates under gear sleeve's effect this moment, make the flabellum rotate when dentate ring rotates, the fines that produces drill bit drilling work forms the adsorption affinity, thereby adsorb the inside that gets into the movable sleeve with the fines, avoided the fines to cause the influence to drilling precision, and through the movable slot, coupling spring and movable block make the movable sleeve can produce when the drill bit moves down and remove, avoided the movable sleeve to produce the influence to the normal work of drill bit, the movable sleeve has not only played the effect of reinforcing adsorption power and has played the effect of auxiliary drill bit, make drill bit more stable when drilling, the device is through the abundant strength of having utilized the drill bit of a series of mechanical mechanism, adsorb out the fines, avoided the fines to cause the problem of precision reduction.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is an enlarged schematic view of a position a in the structure diagram 1 of the present invention.
In the figure: the drilling tool comprises a drill bit 1, a rotating bearing 2, a movable sleeve 3, a movable groove 4, a connecting spring 5, a movable block 6, a movable sleeve 7, an air hole 8, a toothed sleeve 9, a supporting groove 10, a supporting block 11, a rotating block 12, a movable groove 13, a connecting rod 14, a toothed ring 15, fan blades 16 and a rotating block 17.
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. 1-2, a high-precision hole machining drill bit comprises a drill bit 1, a rotary bearing 2 is sleeved outside the drill bit 1, a movable sleeve 3 is sleeved outside the rotary bearing 2, movable grooves 4 are formed outside the movable sleeve 3, the number of the movable grooves 4 is four, four movable grooves 4 are distributed in an annular equidistant manner, the movable grooves 4 are T-shaped grooves, the width of one side, close to the drill bit 1, of each movable groove 4 is larger than the width of the other side, far away from the drill bit 1, of each movable groove 4, a connecting spring 5 is fixedly connected to the top wall of the inner wall of each movable groove 4, a movable block 6 located inside each movable groove 4 is fixedly connected to the bottom of each connecting spring 5, a movable sleeve 7 connected with each movable block 6 is sleeved outside the movable sleeve 3, vent holes 8 are formed in the side face of each movable sleeve 7, the vent holes 8 are eighteen, eighteen vent holes 8 are divided into three, the vent holes 8 are located above the toothed sleeve 9, support grooves 10 are formed in the inner side wall of the movable sleeve 7, the support grooves 10 are annular grooves, the support grooves 10 are three in total, the three support grooves 10 are distributed at equal intervals, a rotating block 12 is movably connected to the inside of the movable sleeve 7, the rotating block 12 is an annular block, the rotating block 12 is three in total, the three rotating blocks 12 and the three support grooves 10 are in one-to-one correspondence, supporting blocks 11 extending into the support grooves 10 are formed in the outside of the rotating block 12, a movable groove 13 is formed in the side wall of the inside of the rotating block 12, the movable groove 13 is an annular groove, the depth of one side, close to the drill bit 1, of the movable groove 13 is smaller than the depth of one side, far away from the drill bit 1, a connecting rod 14 is movably connected to the inside of the movable groove 13, a toothed sleeve 9 located inside the movable sleeve 7 is fixedly connected to the outside of the drill bit 1, a toothed ring 15 connected with the The fan blades 16 are fixedly connected to the outer portion of the toothed ring 15, four rotating blocks 17 are embedded in the bottom of the movable sleeve 7, the gear sleeve 9 is driven to rotate through the rotation of the drill bit 1, at the moment, the toothed ring 15 rotates under the action of the gear sleeve 9, the fan blades 16 rotate when the toothed ring 15 rotates, and adsorption force is formed on fine scraps generated in the drilling work of the drill bit 1, so that the fine scraps are adsorbed into the movable sleeve 7, the influence of the fine scraps on the drilling precision is avoided, the movable sleeve 7 can move when the drill bit moves downwards through the movable groove 4, the connecting spring 5 and the movable block 6, the influence of the movable sleeve 7 on the normal work of the drill bit 1 is avoided, the movable sleeve 7 not only plays a role in enhancing the adsorption force and assisting the drill bit 1, the drill bit 1 is more stable in drilling, and the device fully utilizes the force of the drill bit 1 through a series of mechanical mechanisms, the fine scraps are adsorbed, so that the problem of precision reduction caused by the fine scraps is avoided.
In conclusion, in the high-precision hole machining drill bit, the gear sleeve 9 is driven to rotate by the rotation of the drill bit 1, the tooth-shaped ring 15 rotates under the action of the gear sleeve 9, the fan blades 16 rotate when the tooth-shaped ring 15 rotates, and the adsorption force is formed on the fine scraps generated by the drilling work of the drill bit 1, so that the fine scraps are adsorbed into the movable sleeve 7, the influence of the fine scraps on the drilling precision is avoided, the movable sleeve 7 can move when the drill bit moves downwards through the movable groove 4, the connecting spring 5 and the movable block 6, the influence of the movable sleeve 7 on the normal work of the drill bit 1 is avoided, the movable sleeve 7 not only plays a role in enhancing the adsorption force, but also plays a role in assisting the drill bit 1, so that the drill bit 1 is more stable in drilling, the device fully utilizes the force of the drill bit 1 through a series of mechanical mechanisms, and adsorbs the fine scraps, the problem of precision reduction caused by fine scraps is avoided, and the problem of precision reduction caused by scrap scraps is solved.
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 (6)
1. A high-precision hole machining drill includes a drill (1), characterized in that: the drill bit is characterized in that a rotating bearing (2) is sleeved outside the drill bit (1), a movable sleeve (3) is sleeved outside the rotating bearing (2), a movable groove (4) is formed in the outer portion of the movable sleeve (3), a connecting spring (5) is fixedly connected to the top wall of the movable groove (4), a movable block (6) located inside the movable groove (4) is fixedly connected to the bottom of the connecting spring (5), a movable sleeve (7) connected with the movable block (6) is sleeved outside the movable sleeve (3), air holes (8) are formed in the side face of the movable sleeve (7), a supporting groove (10) is formed in the inner side wall of the movable sleeve (7), a rotating block (12) is movably connected inside the movable sleeve (7), a supporting block (11) extending into the supporting groove (10) is formed in the outer portion of the rotating block (12), a moving groove (13) is formed in the side wall inside the rotating block (12), the drill bit is characterized in that a connecting rod (14) is movably connected to the inner portion of the movable groove (13), a toothed sleeve (9) located inside the movable sleeve (7) is fixedly connected to the outer portion of the drill bit (1), a toothed ring (15) which is connected with the connecting rod (14) and meshed with the toothed sleeve (9) is sleeved on the outer portion of the toothed sleeve (9), fan blades (16) are fixedly connected to the outer portion of the toothed ring (15), and four rotating blocks (17) are embedded into the bottom of the movable sleeve (7).
2. A high-precision hole machining drill as defined in claim 1, wherein: the movable groove (4) is four in total, four movable groove (4) are annular equidistance and distribute, and movable groove (4) are the T-shaped groove, and the width that movable groove (4) are close to drill bit (1) one side is greater than the width that drill bit (1) one side was kept away from in movable groove (4).
3. A high-precision hole machining drill as defined in claim 1, wherein: eighteen total air holes (8) are formed in the air holes (8) in three rows, six air holes (8) in one row are distributed in an annular equidistant mode, and the air holes (8) are located above the toothed sleeve (9).
4. A high-precision hole machining drill as defined in claim 1, wherein: the supporting grooves (10) are annular grooves, the number of the supporting grooves (10) is three, and the supporting grooves (10) are distributed at equal intervals.
5. A high-precision hole-machining drill as claimed in claim 1 or 4, wherein: the rotating blocks (12) are annular blocks, the number of the rotating blocks (12) is three, and the three rotating blocks (12) are in one-to-one correspondence with the three supporting grooves (10).
6. A high-precision hole machining drill as defined in claim 1, wherein: the moving groove (13) is an annular groove, and the depth of one side, close to the drill bit (1), of the moving groove (13) is smaller than the depth of one side, far away from the drill bit (1), of the moving groove (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921449576.0U CN210548316U (en) | 2019-09-03 | 2019-09-03 | High-precision hole machining drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921449576.0U CN210548316U (en) | 2019-09-03 | 2019-09-03 | High-precision hole machining drill bit |
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| Publication Number | Publication Date |
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| CN210548316U true CN210548316U (en) | 2020-05-19 |
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| CN201921449576.0U Active CN210548316U (en) | 2019-09-03 | 2019-09-03 | High-precision hole machining drill bit |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111774617A (en) * | 2020-07-03 | 2020-10-16 | 台州市英络克工具有限公司 | Drill bit |
| CN112605446A (en) * | 2020-12-23 | 2021-04-06 | 安徽环友科技有限公司 | PCB milling cutter with automatic chip removal ability |
| CN113510268A (en) * | 2021-07-15 | 2021-10-19 | 江阴市恒润环锻有限公司 | Wind-power-based drilling device for collecting residual scraps for wind power flange forging stock |
| CN115741915A (en) * | 2022-11-30 | 2023-03-07 | 江西吉鹏新材料有限公司 | Bamboo fiberboard bending device and method |
-
2019
- 2019-09-03 CN CN201921449576.0U patent/CN210548316U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111774617A (en) * | 2020-07-03 | 2020-10-16 | 台州市英络克工具有限公司 | Drill bit |
| CN111774617B (en) * | 2020-07-03 | 2021-06-18 | 台州市英络克工具有限公司 | Drill bit |
| CN112605446A (en) * | 2020-12-23 | 2021-04-06 | 安徽环友科技有限公司 | PCB milling cutter with automatic chip removal ability |
| CN112605446B (en) * | 2020-12-23 | 2024-02-09 | 安徽环友科技有限公司 | PCB milling cutter with automatic chip removal ability |
| CN113510268A (en) * | 2021-07-15 | 2021-10-19 | 江阴市恒润环锻有限公司 | Wind-power-based drilling device for collecting residual scraps for wind power flange forging stock |
| CN115741915A (en) * | 2022-11-30 | 2023-03-07 | 江西吉鹏新材料有限公司 | Bamboo fiberboard bending device and method |
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