CN213729407U - Large-diameter inner hole and outer circle composite fine boring cutter - Google Patents
Large-diameter inner hole and outer circle composite fine boring cutter Download PDFInfo
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- CN213729407U CN213729407U CN202022210955.3U CN202022210955U CN213729407U CN 213729407 U CN213729407 U CN 213729407U CN 202022210955 U CN202022210955 U CN 202022210955U CN 213729407 U CN213729407 U CN 213729407U
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- inner hole
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Abstract
The utility model relates to a large diameter hole and excircle compound fine boring cutter, including boring hole tool bit, boring excircle tool bit, boring hole slider, boring excircle slider and sliding bridge frame, boring hole tool bit is installed in boring hole blade holder, boring hole blade holder is installed in boring hole slider and is installed on boring hole blade holder and is used for adjusting the first fine-tuning that bores hole tool bit; the outer circle boring tool bit is arranged on the outer circle boring tool apron, the outer circle boring tool apron is arranged on the outer circle boring sliding block, and a second fine adjustment mechanism for adjusting the outer circle boring tool bit is arranged on the outer circle boring tool apron; a first locking mechanism is arranged between the inner hole boring cutter holder and the inner hole boring sliding block, and a second locking mechanism is arranged between the outer circle boring cutter holder and the outer circle boring sliding block. The composite fine boring tool can process workpieces of different sizes, meanwhile, the processing precision is guaranteed, the processing efficiency is improved, the use requirements of users are met, the yield of workpieces is guaranteed, the waste of materials is reduced, the manufacturing cost of enterprises is reduced, and the development of enterprises is facilitated.
Description
Technical Field
The utility model relates to a machine-building processing technology field specifically is a compound boring cutter of major diameter hole and excircle.
Background
Machine manufacturing refers to the industrial sector engaged in the production of various power machines, hoisting and transport machines, chemical machines, textile machines, machine tools, instruments, meters and other mechanical equipment. The mechanical manufacturing industry is the most basic industry of a country and also determines the overall level of the manufacturing industry of the country, and the development level of the mechanical manufacturing industry directly influences the improvement of the national economic level.
In the prior art, if the inner hole and the outer circle of a single part need to be processed, the inner hole is usually processed firstly, the outer circle surface is processed secondly, or the outer circle surface is processed firstly, and then the inner hole is processed, so that the processing efficiency is low, the processing precision of the existing processed part is poor, the use requirement cannot be met, the material waste is caused, the manufacturing cost is further increased, and the production and the development of enterprises are not facilitated.
Disclosure of Invention
The utility model relates to an overcome the defect among the above-mentioned prior art, provide a compound boring cutter of major diameter hole and excircle, this compound boring cutter structure is ingenious, convenient operation, and machining efficiency is high and stable high, can effectively guarantee the machining precision of machined part, satisfies user's operation requirement.
In order to achieve the purpose of the invention, the utility model adopts the following technical scheme: a large-diameter inner hole and outer circle composite fine boring cutter comprises an inner hole boring cutter head, an outer circle boring cutter head, an inner hole boring sliding block, an outer circle boring sliding block and a sliding bridge, wherein the inner hole boring cutter head is installed on an inner hole boring cutter holder, the inner hole boring cutter holder is installed on the inner hole boring sliding block, and a first fine adjustment mechanism for adjusting the inner hole boring cutter head is installed on the inner hole boring cutter holder; the outer circle boring tool bit is mounted on an outer circle boring tool apron, the outer circle boring tool apron is mounted on the outer circle boring sliding block, and a second fine adjustment mechanism for adjusting the outer circle boring tool bit is mounted on the outer circle boring tool apron; a first locking mechanism is arranged between the inner hole boring cutter holder and the inner hole boring sliding block, and a second locking mechanism is arranged between the outer circle boring cutter holder and the outer circle boring sliding block.
As an optimal scheme of the utility model, first fine-tuning includes boring hole fine setting dabber and boring hole fine setting screw rod, boring hole fine setting screw rod part stretches out boring hole fine setting dabber, boring hole fine setting screw rod part is worn to establish in the boring hole fine setting dabber and with boring hole fine setting dabber threaded connection.
As an optimized scheme of the utility model, stretch out the boring hole fine setting dabber be equipped with adjusting nut on the boring hole fine setting screw rod.
As an optimized proposal of the utility model, a dial is arranged on the boring inner hole fine adjustment screw rod.
As a preferred scheme of the utility model, second fine-tuning includes boring excircle fine setting dabber and boring excircle fine setting screw rod, boring excircle fine setting screw rod part stretches out boring excircle fine setting dabber, boring excircle fine setting screw rod part wears to establish in the boring excircle fine setting dabber and with boring excircle fine setting dabber threaded connection.
As an optimal scheme of the utility model, stretch out the boring excircle fine setting dabber be equipped with adjusting nut on the boring excircle fine setting screw rod.
As an optimal scheme of the utility model, be equipped with the calibrated scale on the boring excircle fine setting screw rod.
As an optimized scheme of the utility model, the slide rail is installed to the slip crane span structure, boring hole slider and boring excircle slider all can slide to be located the slide rail.
As an optimized scheme of the utility model, first locking mechanism and second locking mechanism are locking screw.
As an optimal scheme of the utility model, be equipped with the handle of a knife on the slip crane span structure, the handle of a knife forms the ring channel.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a compound finish boring sword of major diameter hole and excircle, through setting up boring hole tool bit and boring excircle tool bit, the hole disc of machined part is processed through boring hole tool bit respectively, the excircle surface of machined part is processed through boring outer disc tool bit, rethread first fine-tuning adjusts boring hole tool bit and boring excircle tool bit with second fine-tuning, guarantee the machining precision when making this cutter can process not unidimensional machined part, and the machining efficiency is improved, in order to satisfy user's operation requirement, and guarantee the yield of work piece, reduce the waste of material, reduce manufacturing cost's expenditure of enterprise, be favorable to the development of enterprise.
Drawings
FIG. 1 is a schematic structural diagram of a large-diameter inner hole and outer circle composite fine boring cutter in the embodiment;
FIG. 2 is a schematic view of the machining of the large-diameter inner hole and outer circle composite fine boring cutter in the embodiment.
Reference numerals: 1. boring an excircle fine tuning mandrel; 2. boring an outer circle fine adjustment screw; 3. boring an inner hole tool apron locking screw; 4. boring an inner hole fine adjustment screw; 5. boring an inner hole fine tuning mandrel; 6. boring an outer circle tool apron locking screw; 7. boring an inner hole cutter head; 8. boring an excircle cutter head; 9. a sliding bridge; 10. a knife handle; 11. boring an inner hole cutter holder; 12. boring an inner hole sliding block; 13. boring an excircle cutter holder; 14. boring an excircle slide block; 15. a slide rail; 16. processing a workpiece; 17. a second locking mechanism; 18. a first locking mechanism.
Detailed Description
The following describes embodiments of the present invention in detail with reference to the accompanying drawings.
Example (b): as shown in fig. 1 to 2, a large-diameter inner hole and outer circle combined fine boring tool comprises an inner hole boring tool bit 7 for boring an inner hole of a workpiece 16 and an outer circle boring tool bit 8 for boring an outer circle surface of the workpiece 16, wherein in order to ensure structural stability of the inner hole boring tool bit 7 and the outer circle boring tool bit 8 in use, the inner hole boring tool bit 7 is fixedly installed on an inner hole boring tool apron 11, the outer circle boring tool bit 8 is fixedly installed on an outer circle boring tool apron 13, the inner hole boring tool apron 11 is installed on an inner hole boring slider 12, the outer circle boring tool apron 13 is installed on an outer circle boring slider 14, and by moving the inner hole boring slider 12 and the outer circle boring slider 14, a preliminary displacement effect of size adjustment can be performed on the workpiece 16.
The sliding bridge frame 9 is fixedly provided with a sliding rail 15, the boring inner hole sliding block 12 and the boring outer circle sliding block 14 can be slidably mounted on the sliding rail 15, the boring inner hole sliding block 12 and the boring outer circle sliding block 14 can be moved conveniently, the positions of the boring inner hole tool bit 7 and the boring outer circle tool bit 8 can be further adjusted, the boring inner hole sliding block 12 and the boring outer circle sliding block 14 are fixed on the sliding rail 15 respectively through the first locking mechanism 18 and the second locking mechanism 17, the boring inner hole tool bit 7 and the boring outer circle tool bit 8 are prevented from being displaced in the machining process, the first locking mechanism 18 and the second locking mechanism 17 can be locking screws with simple structures, the operation is convenient, the use cost is low, and the cost performance is excellent.
In order to facilitate the installation of the boring inner hole cutter holder 11 and the boring outer circle cutter holder 13 and ensure the stability of the structures of the boring inner hole cutter holder 11 and the boring outer circle cutter holder 13, the sliding bridge 9 can be of a columnar structure, the end face, contacting the boring inner hole cutter holder 11 and the boring outer circle cutter holder 13, of the sliding bridge 9 is in a plane arrangement, so that the contact area between the boring inner hole cutter holder 11 and the boring outer circle cutter holder 13 and the sliding bridge 9 is increased, the friction force at the contact part is further increased, the stability of the structure is ensured, and the probability that the boring inner hole cutter holder 11 and the boring outer circle cutter holder 13 fall off is reduced.
In the prior art, the machining precision of the outer circular surface and the inner hole surface of the machined part 16 is poor, and the rate of finished products of the machined part 16 and subsequent use are affected. In order to improve the machining precision of the machined part 16 and ensure the service life of the machined part 16, a first fine adjustment mechanism for adjusting the boring inner hole cutter head 7 is installed on the boring inner hole cutter seat 11, the first fine adjustment mechanism comprises a boring inner hole fine adjustment mandrel 5 and a boring inner hole fine adjustment screw rod 4, the length of the boring inner hole fine adjustment mandrel 5 is similar to that of the boring inner hole fine adjustment screw rod 4, for the convenience of adjustment, the boring inner hole fine adjustment screw rod 4 partially extends out of the boring inner hole fine adjustment mandrel 5 and partially penetrates through the boring inner hole fine adjustment mandrel 5, an external thread is formed on the boring inner hole fine adjustment screw rod 4, the boring inner hole fine adjustment mandrel 5 is of a hollow structure, an internal thread is arranged on the inner wall of the boring inner hole fine adjustment mandrel 5, the boring inner hole fine adjustment mandrel 5 is in threaded connection with the boring inner hole fine adjustment screw rod 4, the boring inner hole 7 is indirectly moved in a threaded transmission mode to realize the size adjustment of the boring inner hole cutter head 7, and after the adjustment is finished, tightening a locking screw 3 of the inner hole boring cutter holder. This kind of transmission mode stability is high, and the error is little, and the screw rod transmission can realize self-locking function, avoids boring hole tool bit 7 to slide because of unexpected situation in the use, further guarantees the safe handling of boring hole tool bit 7, reduces the use risk.
And a second fine adjustment mechanism for adjusting the external boring cutter head 8 is arranged on the external boring cutter holder 13, the second fine adjustment mechanism comprises an external boring fine adjustment mandrel 1 and an external boring fine adjustment screw 2, and the structures of the external boring fine adjustment mandrel 1 and the external boring fine adjustment screw 2 in the second fine adjustment mechanism are consistent with those of the internal boring fine adjustment mandrel 5 and the internal boring fine adjustment screw 4 in the first fine adjustment mechanism, so that the position of the external boring cutter head 8 is adjusted, and the external boring cutter holder locking screw 6 is screwed after the adjustment is completed. The purpose of improving the machining size precision of the machined part 16 is achieved by arranging the first fine adjustment mechanism and the second fine adjustment mechanism.
In order to further fix the position of the boring inner hole fine adjustment screw rod 4 and further avoid the movement of the position of a boring inner hole cutter head 7, an adjusting nut is arranged on the boring inner hole fine adjustment screw rod 4 extending out of the boring inner hole fine adjustment mandrel 5, meanwhile, an adjusting nut is arranged on the boring outer circle fine adjustment screw rod 2 extending out of the boring outer circle fine adjustment mandrel 1, dial scales are arranged on the boring inner hole fine adjustment screw rod 4 and the boring outer circle fine adjustment screw rod 2, the dial scale adjustment precision is 0.01mm for each grid, the size precision is convenient to control, and the reject ratio of products can be effectively reduced.
Be equipped with handle of a knife 10 on the sliding bridge frame 9, fixed connection such as handle of a knife 10 accessible threaded connection connects on sliding bridge frame 9, guarantees the structural strength of sliding bridge frame 9 and handle of a knife 10 junction, increases the holistic stability of cutter, still can be with sliding bridge frame 9 and handle of a knife 10 integrative setting, and the setting of handle of a knife 10 is convenient for operating personnel and takes, still can set up the ring channel on handle of a knife 10, and operating personnel's finger can inlay and establish in the ring channel, the operation of being convenient for.
During design, a boring inner hole cutter head 7 for machining an inner hole can directly adopt a standard fine boring cutter, a boring outer circle cutter head 8 for machining an outer circle adopts a standard fine boring cutter body to be provided with a non-standard boring outer circle cutter holder 13, the boring inner hole cutter head 7 and the boring outer circle cutter head 8 can respectively control corresponding fine tuning mandrels to move back and forth through respective fine boring fine tuning screws so as to achieve the purpose of controlling the size precision, the size adjustment is performed for initial displacement through moving a boring inner hole slide block 12 and a boring outer circle slide block 14, the boring inner hole slide block 12 and the boring outer circle slide block 14 are arranged on a sliding bridge 9, and the sliding bridge 9 serves as a base for adjusting the sizes of the boring inner hole slide block 12 and the boring outer circle slide block 14 and also serves as a function of connecting a rear cutter handle 10.
When the composite fine boring cutter is used, the inner hole boring cutter head 7 and the outer circle boring cutter head 8 are adjusted to the size with allowance, then machining is carried out once, the actually machined size is measured, size adjustment is carried out through the inner hole boring fine adjustment screw rod 4 and the outer circle boring fine adjustment screw rod 2 according to the measurement result, the inner hole boring sliding block 12 and the outer circle boring sliding block 14 are screwed through locking bolts after adjustment, and then direct machining and forming can be carried out.
The compound fine boring cutter of major diameter hole and excircle in this embodiment, through setting up boring hole tool bit 7 and boring excircle tool bit 8, the hole disc of machined part 16 is processed through boring hole tool bit 7 respectively, process the surface of machined part 16 through boring excircle tool bit 8, rethread first fine-tuning and second fine-tuning adjust boring hole tool bit 7 and boring excircle tool bit 8, guarantee the machining precision when making this cutter can process not unidimensional machined part, and the efficiency of machining is improved, in order to satisfy user's operation requirement, and guarantee the yield of work piece, reduce the waste of material, reduce the expenditure of manufacturing cost of enterprise, be favorable to the development of enterprise.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Although the reference numerals in the figures are used more here: 1. boring an excircle fine tuning mandrel; 2. boring an outer circle fine adjustment screw; 3. boring an inner hole tool apron locking screw; 4. boring an inner hole fine adjustment screw; 5. boring an inner hole fine tuning mandrel; 6. boring an outer circle tool apron locking screw; 7. boring an inner hole cutter head; 8. boring an excircle cutter head; 9. a sliding bridge; 10. a knife handle; 11. boring an inner hole cutter holder; 12. boring an inner hole sliding block; 13. boring an excircle cutter holder; 14. boring an excircle slide block; 15. a slide rail; 16. processing a workpiece; 17. a second locking mechanism; 18. first locking means, etc., without excluding the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
Claims (10)
1. The utility model provides a compound finish boring cutter of major diameter hole and excircle which characterized in that: the inner hole boring device comprises an inner hole boring cutter head (7), an outer circle boring cutter head (8), an inner hole boring slider (12), an outer circle boring slider (14) and a sliding bridge (9), wherein the inner hole boring cutter head (7) is installed on an inner hole boring cutter holder (11), the inner hole boring cutter holder (11) is installed on the inner hole boring slider (12), and a first fine adjustment mechanism for adjusting the inner hole boring cutter head (7) is installed on the inner hole boring cutter holder (11); the outer circle boring tool bit (8) is installed on an outer circle boring tool apron (13), the outer circle boring tool apron (13) is installed on the outer circle boring sliding block (14), and a second fine adjustment mechanism used for adjusting the outer circle boring tool bit (8) is installed on the outer circle boring tool apron (13); a first locking mechanism (18) is arranged between the boring inner hole tool apron (11) and the boring inner hole sliding block (12), and a second locking mechanism (17) is arranged between the boring outer circle tool apron (13) and the boring outer circle sliding block (14).
2. The large-diameter inner hole and outer circle composite fine boring cutter as claimed in claim 1, wherein: the first fine adjustment mechanism comprises a boring inner hole fine adjustment mandrel (5) and a boring inner hole fine adjustment screw (4), the boring inner hole fine adjustment screw (4) partially extends out of the boring inner hole fine adjustment mandrel (5), and the boring inner hole fine adjustment screw (4) partially penetrates through the boring inner hole fine adjustment mandrel (5) and is in threaded connection with the boring inner hole fine adjustment mandrel (5).
3. The large-diameter inner hole and outer circle composite fine boring cutter as claimed in claim 2, characterized in that: and an adjusting nut is arranged on the boring inner hole fine adjustment screw rod (4) extending out of the boring inner hole fine adjustment mandrel (5).
4. The large-diameter inner hole and outer circle composite fine boring cutter as claimed in claim 2, characterized in that: and a dial is arranged on the fine adjustment screw rod (4) for boring the inner hole.
5. The large-diameter inner hole and outer circle composite fine boring cutter as claimed in claim 2, characterized in that: the second fine adjustment mechanism comprises a boring outer circle fine adjustment mandrel (1) and a boring outer circle fine adjustment screw (2), wherein the boring outer circle fine adjustment screw (2) partially extends out of the boring outer circle fine adjustment mandrel (1), and the boring outer circle fine adjustment screw (2) partially penetrates through the boring outer circle fine adjustment mandrel (1) and is in threaded connection with the boring outer circle fine adjustment mandrel (1).
6. The large-diameter inner hole and outer circle composite fine boring cutter as claimed in claim 5, wherein: and an adjusting nut is arranged on the boring excircle fine adjustment screw rod (2) extending out of the boring excircle fine adjustment mandrel (1).
7. The large-diameter inner hole and outer circle composite fine boring cutter as claimed in claim 5, wherein: and a dial is arranged on the fine tuning screw rod (2) for boring the excircle.
8. The large-diameter inner hole and outer circle composite fine boring cutter as claimed in claim 5, wherein: slide rail (15) are installed to slip crane span structure (9), bore hole slider (12) and boring excircle slider (14) all can slide and locate slide rail (15).
9. The large-diameter inner hole and outer circle composite fine boring cutter as claimed in claim 1, wherein: the first locking mechanism (18) and the second locking mechanism (17) are both locking screws.
10. The large-diameter inner hole and outer circle composite fine boring cutter as claimed in claim 1, wherein: a knife handle (10) is arranged on the sliding bridge (9), and an annular groove is formed in the knife handle (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022210955.3U CN213729407U (en) | 2020-09-30 | 2020-09-30 | Large-diameter inner hole and outer circle composite fine boring cutter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022210955.3U CN213729407U (en) | 2020-09-30 | 2020-09-30 | Large-diameter inner hole and outer circle composite fine boring cutter |
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| Publication Number | Publication Date |
|---|---|
| CN213729407U true CN213729407U (en) | 2021-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022210955.3U Active CN213729407U (en) | 2020-09-30 | 2020-09-30 | Large-diameter inner hole and outer circle composite fine boring cutter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114406308A (en) * | 2021-12-30 | 2022-04-29 | 杭州九龙机械制造有限公司 | Flywheel shell, flywheel shell machining method and boring cutter |
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2020
- 2020-09-30 CN CN202022210955.3U patent/CN213729407U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114406308A (en) * | 2021-12-30 | 2022-04-29 | 杭州九龙机械制造有限公司 | Flywheel shell, flywheel shell machining method and boring cutter |
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