CN216045021U - High-bearing air-flotation rotary table - Google Patents
High-bearing air-flotation rotary table Download PDFInfo
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- CN216045021U CN216045021U CN202122540146.3U CN202122540146U CN216045021U CN 216045021 U CN216045021 U CN 216045021U CN 202122540146 U CN202122540146 U CN 202122540146U CN 216045021 U CN216045021 U CN 216045021U
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Abstract
The utility model relates to a high-bearing air-floating rotary table which comprises a bottom platform, wherein a main shaft is arranged on the bottom platform, one end of the main shaft is connected to the bottom platform, the other end of the main shaft is connected with an air-floating block, an air inlet and an air inlet pipeline are arranged on the main shaft, an air-floating pipeline is arranged on the air-floating block, the air inlet pipeline is communicated with the air-floating pipeline, a plurality of air-floating ports are formed in the air-floating pipeline, the air-floating ports are uniformly distributed on the circumferential surface of the air-floating block, a rotating ring is covered on the periphery of the air-floating block, a supporting disk is connected above the rotating ring, the rotating ring is linked with the supporting disk, a check ring is further sleeved on the periphery of the main shaft, a through hole matched with the main shaft is formed in the check ring, and the check ring is also linked with the rotating ring; when the air floatation device moves, the main shaft and the air floatation block do not move, only the function of transferring air floatation is played, the bottom platform plays a role in supporting the whole body, the structure is simple, different environments can be set, the air floatation device can be carried at any time, the use is convenient, and the mass production can be realized.
Description
Technical Field
The utility model relates to an air-floating rotary platform, in particular to a high-bearing air-floating rotary platform.
Background
The air-floating rotary table suspends the rotary platform in the air and can stably rotate with high precision, the suspension effect is realized by leading in compressed air, the pressure relief gap is extremely small, and the suspension of the rotary platform is ensured. Because of the many advantages of air-floating turrets, more and more high-precision applications are now in use. Present air supporting platform generally is that the main shaft connects the rotation platform, and both link when rotating, but like this, holistic structure will be comparatively complicated, and the main shaft still needs extra structure outward, has certain restriction to the scope in use place, is difficult to adapt to diversified use scene.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a high-bearing air-floating rotary table, which solves the problems that the existing air-floating rotary table is difficult to adapt to multi-scene environments and the like.
In order to achieve the purpose, the utility model adopts the technical scheme that:
the utility model provides a high-bearing air floatation rotary table which comprises a bottom platform, wherein a main shaft is arranged on the bottom platform, one end of the main shaft is connected to the bottom platform, the other end of the main shaft is connected with an air floatation block, an air inlet and an air inlet pipeline are arranged on the main shaft, an air floatation pipeline is arranged on the air floatation block and communicated with the air inlet pipeline, a plurality of air floatation ports are formed in the air floatation pipeline, the air floatation ports are uniformly distributed on the peripheral surface of the air floatation block, a rotating ring is covered on the periphery of the air floatation block, a supporting disk is connected above the rotating ring and linked with the supporting disk, a check ring is further sleeved on the periphery of the main shaft, a through hole matched with the main shaft is formed in the check ring, and the check ring is also linked with the rotating ring.
Preferably, the rotating ring is provided with a gas leakage groove on the end face contacting with the supporting disk.
Preferably, the diameter of the air flotation port is 0.1-0.2 cm.
Furthermore, the bottom platform is annularly provided with positioning screws, and the positioning screws penetrate through the bottom platform.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
the utility model relates to a high-bearing air-floating rotary table, wherein a main shaft is arranged on a bottom platform, one end of the main shaft is connected with an air-floating block, an air inlet and an air inlet pipeline are arranged on the main shaft, an air-floating pipeline is arranged on the air-floating block, the air inlet pipeline is communicated with the pipeline, a plurality of air-floating ports are formed in the air-floating pipeline, the air-floating ports are uniformly distributed on the circumferential surface of the air-floating block, a rotating ring is covered on the periphery of the air-floating block, a supporting plate is connected above the rotating ring, a retaining ring is connected below the rotating ring, when the rotating ring rotates under the action of compressed gas, the supporting plate and the retaining ring are linked with each other, the supporting plate is used for placing a rotating product and a mechanism, and the retaining ring is used for enabling the compressed gas to have a better effect and preventing air leakage. When the air floatation device moves, the main shaft and the air floatation block do not move, only the function of transferring air floatation is played, the bottom platform plays a role in supporting the whole body, the structure is simple, different environments can be set, the air floatation device can be carried at any time, the use is convenient, and the mass production can be realized.
Drawings
Some specific embodiments of the utility model will be described in detail hereinafter, by way of illustration and not limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:
FIG. 1 is a schematic front view of an embodiment of the present invention;
fig. 2 is a schematic sectional structure of fig. 1.
Wherein the reference numerals are as follows:
1. a bottom platform; 2. a set screw; 3. a main shaft; 4. an air inlet; 5. an air intake passage; 6. an air floating block; 7. an air flotation pipeline; 8. a rotating ring; 9. a support disc; 10. a retainer ring; 11. a gas leakage groove.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Referring to fig. 1, the air-floating rotary table of the utility model comprises a bottom platform 1, wherein the bottom platform 1 is circular, positioning screws 2 are arranged on the circular bottom platform 1, the positioning screws 2 penetrate through the bottom platform 1, three positioning screws 2 are arranged, and the positioning screws are uniformly distributed on the bottom platform 1 and used for adjusting the height of the bottom platform 1, or when the position of the bottom platform 1 is in trouble, one or more positioning screws can be finely adjusted, so that the whole bottom platform is kept at a horizontal position.
Referring to fig. 2, a main shaft 3 is arranged on a bottom platform 1, one end of the main shaft 3 is connected to the bottom platform 1, the other end is connected with an air floating block 6, an air inlet 4 and an air inlet pipeline 5 are arranged on the main shaft 3, the air inlet 4 is arranged on the end surface of the main shaft 3, the air inlet pipeline 5 extends into the air floating block 6 and is communicated with an air floating pipeline 7 arranged in the air floating block 6, a plurality of air floating ports are arranged on the air floating pipeline 7 and are uniformly distributed on the circumferential surface of the air floating block 6, a rotating ring 8 is covered on the periphery of the air floating block 6, a supporting plate 9 is connected above the rotating ring 8, a retaining ring 10 is connected below the rotating ring 8, a through hole matched with the main shaft 3 is arranged in the retaining ring 10, the main shaft 3 penetrates through the through hole, the supporting plate 9 and the retaining ring 10 are linked with the rotating ring 8, the rotation of the rotating ring 8 depends on compressed gas introduced by the air floating ports, and the rotation speed and direction are determined by the speed of the compressed gas, compressed gas blown out from the air flotation port on the side, close to the supporting disc 9, of the air flotation block 6 is mainly used for supporting the supporting disc 9 and jacking the heavy object when the heavy object is placed, and the check ring 10 is mainly used for blocking the compressed gas, so that the compressed gas acts in a space range formed by the rotating ring 8, the air flotation block 6 and the supporting disc 9, and the compressed gas cannot directly leak out after the compressed gas is discharged from the air flotation block 6.
The end face of the rotating ring 8 contacting with the supporting disk 9 is also provided with an air leakage groove 11, the purpose of the air leakage groove 11 is to facilitate the installation of the rotating ring 8 and the supporting disk 9 on one hand, and on the other hand, the air leakage groove 11 needs to be discharged when the rotating ring and the supporting disk rotate in the space enclosed by the rotating ring and the supporting disk. And also facilitates heat dissipation.
The diameter of the air floatation opening is 0.1-0.2 mm, and the air floatation opening in the range has the best requirements on the exhaust speed and the precision.
When the combined type bottom platform is used specifically, the bottom platform 1 and the main shaft 3 are not moved, and can be directly transported for use without other supports, so that the universality is strong, and the combined type bottom platform is suitable for rotation requirements of different environments and types.
The above embodiments are merely illustrative of the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the content of the present invention and implement the utility model, and not to limit the scope of the utility model, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the scope of the present invention.
Claims (4)
1. The utility model provides a high-bearing air-flotation rotary table, its characterized in that, includes the bottom platform, be provided with the main shaft on the platform of bottom, the one end of main shaft is connected on the platform of bottom, and the other end is connected with the air supporting piece, be provided with air inlet and admission line on the main shaft, be provided with the air supporting pipeline on the air supporting piece, admission line and air supporting pipeline are linked together, a plurality of air supporting mouths have been seted up on the air supporting pipeline, air supporting mouth equipartition is on the global of air supporting piece, the periphery cover of air supporting piece is equipped with the rotating ring, the top of rotating ring is connected with the supporting disk, rotating ring and supporting disk link mutually, the main shaft periphery still overlaps and is equipped with the retaining ring, be provided with on the retaining ring with main shaft assorted through-hole, the retaining ring also links mutually with the rotating ring.
2. The high load bearing air-floating rotary table as claimed in claim 1, wherein: and an air leakage groove is also formed in the end face of the rotating ring, which is in contact with the supporting disk.
3. The high load bearing air-floating rotary table as claimed in claim 1, wherein: the diameter of the air floatation opening is 0.1-0.2 mm.
4. The high load bearing air-floating rotary table as claimed in claim 1, wherein: and the bottom platform is annularly provided with positioning screws, and the positioning screws penetrate through the bottom platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122540146.3U CN216045021U (en) | 2021-10-21 | 2021-10-21 | High-bearing air-flotation rotary table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122540146.3U CN216045021U (en) | 2021-10-21 | 2021-10-21 | High-bearing air-flotation rotary table |
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| Publication Number | Publication Date |
|---|---|
| CN216045021U true CN216045021U (en) | 2022-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122540146.3U Active CN216045021U (en) | 2021-10-21 | 2021-10-21 | High-bearing air-flotation rotary table |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117212338A (en) * | 2023-11-07 | 2023-12-12 | 无锡星微科技有限公司杭州分公司 | High-bearing precision air-floatation turntable |
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2021
- 2021-10-21 CN CN202122540146.3U patent/CN216045021U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117212338A (en) * | 2023-11-07 | 2023-12-12 | 无锡星微科技有限公司杭州分公司 | High-bearing precision air-floatation turntable |
| CN117212338B (en) * | 2023-11-07 | 2024-02-06 | 无锡星微科技有限公司杭州分公司 | High-bearing precision air-floatation turntable |
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