CN216788985U - Precise gapless enveloping roller rotary platform - Google Patents
Precise gapless enveloping roller rotary platform Download PDFInfo
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- CN216788985U CN216788985U CN202122976537.XU CN202122976537U CN216788985U CN 216788985 U CN216788985 U CN 216788985U CN 202122976537 U CN202122976537 U CN 202122976537U CN 216788985 U CN216788985 U CN 216788985U
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Abstract
The utility model discloses a precise gapless enveloping roller revolving platform, which belongs to the field of revolving driving devices and comprises a revolving platform body, wherein an inner revolving body is arranged inside the revolving platform body, an outer revolving body is arranged outside the revolving platform body, teeth are arranged on the outer surface of the outer revolving body, a large ball is arranged between the inner revolving body and the outer revolving body, six small balls are arranged on the surfaces of the inner revolving body and the large ball rotated by the outer revolving body of the precise gapless enveloping roller revolving platform, the contact area of the six small balls and the small rolling groove is far smaller than that of the large ball and the large rolling groove, so that the precise gapless enveloping roller revolving platform has the functions of reducing friction force and heat generation, simultaneously has the function of increasing the revolving smoothness, can prolong the service life of the whole revolving platform body due to the reduction of heat, and is internally provided with a transverse and vertical reinforcing circular ring and a reinforcing plate, has the function of increasing the transverse and vertical bearing capacity of the revolving platform body, the rotary platform has better quality and is beneficial to use.
Description
Technical Field
The utility model relates to the field of rotary driving devices, in particular to a precise gapless enveloping roller rotary platform.
Background
The rolling teeth of the independent rolling unit with the rotary working profile are added between the worm and the turbine of the enveloping roller slewing device, so that rolling type transmission between the worm and the turbine is realized, the transmission efficiency is greatly improved, the service life is greatly prolonged, the sensitivity to manufacturing and assembling errors is effectively reduced, and the adaptability is strong.
At present, some accurate zero clearance envelope roller revolving platforms who exists on the market are when the roll through ball and slot rolling is transmitted, because the area of contact of ball and slot rolling is great, so when rolling, produce more heat easily, the platform body that rotates is inseparable incessant again, so the heat is difficult to the effluvium, long-time the use can lead to the revolving platform to damage, and current revolving platform bearing capacity is general, when using, can take place to warp, sunken, phenomenons such as fracture, the quality is relatively poor, be unfavorable for the use.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the utility model aims to provide a precise gapless enveloping roller revolving platform, which is characterized in that six small balls are arranged on the surfaces of large balls rotating on an inner revolving body and an outer revolving body, and the contact area of the six small balls and small rolling grooves is far smaller than that of the large balls and large rolling grooves, so that the precise gapless enveloping roller revolving platform has the functions of reducing friction force and heat generation, and simultaneously has the function of increasing the smoothness of rotation.
In order to solve the above problems, the present invention adopts the following technical solutions.
A precise gapless enveloping roller rotary platform comprises a rotary platform body, wherein an inner rotary body is arranged inside the rotary platform body, an outer rotary body is arranged outside the rotary platform body, teeth are arranged on the outer surface of the outer rotary body, a large ball is arranged between the inner rotary body and the outer rotary body, a large rolling groove is arranged between the inner rotary body and the outer rotary body, the large ball is in sliding connection with the large rolling groove, a small ball is arranged on the surface of the large ball, small rolling grooves are arranged inside the inner rotary body and the outer rotary body, the small ball is in sliding connection with the small rolling groove, a transverse reinforcing ring and a vertical reinforcing ring are arranged inside the inner rotary body and the outer rotary body, the transverse reinforcing ring is vertically connected with the vertical reinforcing ring, a reinforcing plate is fixedly connected between the vertical reinforcing rings, and six small balls are arranged on the surfaces of the large ball rotating between the inner rotary body and the outer rotary body of the precise gapless enveloping roller rotary platform, the area of contact of six little balls and little roll slots is less than the area of contact of big ball and big roll slot far away to have the effect that reduces frictional force and reduce heat production, still have the effect that increases the smooth nature of rotation simultaneously, because the heat reduces, can prolong the life of whole gyration body, this gyration platform's inside is provided with anyhow enhancement ring and reinforcing plate again, have the effect that increases the horizontal and vertical bearing capacity of gyration platform body, make the gyration platform quality better, do benefit to the use.
Further, the inner rotating body is arranged inside the outer rotating body, and the inner rotating body and the outer rotating body are convenient to rotate mutually to perform rotating operation and transmission operation.
Furthermore, the surface of the big ball is provided with six small balls, and the arrangement of the six small balls has the effect of reducing the contact area of the big ball and the big rolling groove, thereby reducing friction and heat and simultaneously increasing the smoothness of rotation.
Further, the inside of adversion is provided with two horizontal reinforced ring, two and erects reinforced ring and a reinforcing plate, and horizontal reinforced ring, perpendicular reinforced ring and reinforcing plate all have the effect that increases the horizontal bearing capacity of adversion and vertical bearing capacity.
Furthermore, the inside of outer rotor is provided with three horizontal reinforced ring, three perpendicular reinforced ring and a reinforcing plate, and horizontal reinforced ring, perpendicular reinforced ring and reinforcing plate all have the effect that increases outer rotor horizontal bearing capacity and vertical bearing capacity.
Compared with the prior art, the utility model has the advantages that:
(1) the big ball surface of the body pivoted that turns and outer turning is provided with six little balls including this scheme, the area of contact of six little balls and little roll slots is less than big ball and big roll slot far away, thereby have the effect that reduces frictional force and reduce heat production, still have the effect that increases the smooth nature of rotation simultaneously, because the heat reduces, can prolong the life of whole gyration body, again this gyration platform's inside is provided with violently erects reinforcing ring and reinforcing plate, have the effect that increases the horizontal and vertical bearing capacity of gyration platform body, make the gyration platform quality better, do benefit to the use.
(2) The inner rotary body is arranged in the outer rotary body, and the inner rotary body and the outer rotary body are convenient to rotate mutually to perform rotary operation and transmission operation.
(3) The surface of big ball is provided with six little balls, through the setting of six little balls, has the effect that reduces a big ball and big rolling groove area of contact to have and reduce the friction, reduce heat production's effect, still have the effect that increases the smooth nature of rotation simultaneously.
(4) The inside of adversion body is provided with two horizontal reinforced ring, two and erects reinforced ring and a reinforcing plate, and horizontal reinforced ring, perpendicular reinforced ring and reinforcing plate all have the effect that increases the horizontal bearing capacity of adversion body and vertical bearing capacity.
(5) The inside of external rotor is provided with three violently reinforced ring, three perpendicular reinforced ring and a reinforcing plate, and violently reinforced ring, perpendicular reinforced ring and reinforcing plate all have the effect that increases the horizontal bearing capacity of external rotor and vertical bearing capacity.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a sectional view of the inner and outer rotary bodies according to the present invention;
fig. 3 is an enlarged view of fig. 2 at a.
The reference numbers in the figures illustrate:
1 a rotary platform body, 2 an inner rotary body, 3 an outer rotary body, 4 teeth, 5 large balls, 6 large rolling grooves, 7 small balls, 8 small rolling grooves, 9 transverse reinforcing rings, 10 vertical reinforcing rings and 11 reinforcing plates.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is to be understood that the embodiments described are merely exemplary embodiments, rather than exemplary embodiments, and that all other embodiments may be devised by those skilled in the art without departing from the scope of the present invention.
Referring to fig. 1-3, a precise gapless enveloping roller rotary platform comprises a rotary platform body 1, referring to fig. 1-3, an inner rotary body 2 is arranged inside the rotary platform body 1, an outer rotary body 3 is arranged outside the rotary platform body, teeth 4 are arranged on the outer surface of the outer rotary body 3, a large ball 5 is arranged between the inner rotary body 2 and the outer rotary body 3, a large rolling groove 6 is arranged between the inner rotary body 2 and the outer rotary body 3, the large ball 5 is connected with the large rolling groove 6 in a sliding manner through the large ball 5, the precise gapless enveloping roller rotary platform not only has the function of connecting the inner rotary body 2 and the outer rotary body 3, but also has the function of enabling the inner rotary body 2 and the outer rotary body 3 to rotate mutually to realize transmission, a small ball 7 is arranged on the surface of the large ball 5, small rolling grooves 8 are arranged inside the inner rotary body 2 and the outer rotary body 3, the small ball 7 is connected with the small rolling grooves 8 in a sliding manner, a transverse reinforcing ring 9 and a vertical reinforcing ring 10 are arranged inside the inner rotary body 2 and the outer rotary body 3, the horizontal reinforcing rings 9 and the vertical reinforcing rings 10 are vertically connected, reinforcing plates 11 are fixedly connected between the vertical reinforcing rings 10, and the reinforcing plates 11 have the function of supporting the vertical reinforcing rings 10.
Referring to fig. 1, 2 and 3, the inner rotating body 2 is disposed inside the outer rotating body 3, and the inner rotating body and the outer rotating body are disposed to facilitate mutual rotation of the inner rotating body and the outer rotating body, so as to perform rotation operation and transmission operation, the surface of the large ball 5 is provided with six small balls 7, and the arrangement of the six small balls 7 reduces the contact area between the large ball 5 and the large rolling groove 6, thereby reducing friction and heat generation, and increasing the smoothness of rotation.
Referring to fig. 2, two horizontal reinforcing rings 9, two vertical reinforcing rings 10 and a reinforcing plate 11 are arranged inside the inner rotating body 2, the horizontal reinforcing rings 9, the vertical reinforcing rings 10 and the reinforcing plate 11 have the function of increasing the horizontal bearing capacity and the vertical bearing capacity of the inner rotating body 2, three horizontal reinforcing rings 9, three vertical reinforcing rings 10 and a reinforcing plate 11 are arranged inside the outer rotating body 3, and the horizontal reinforcing rings 9, the vertical reinforcing rings 10 and the reinforcing plate 11 have the function of increasing the horizontal bearing capacity and the vertical bearing capacity of the outer rotating body 3.
The precise gapless enveloping roller revolving platform is characterized in that six small balls 7 are arranged on the surface of a large ball 5, the contact area between the small balls 7 and a small rolling groove 8 is far smaller than that between the large ball 5 and a large rolling groove 6, the six small balls 7 are arranged, so that the precise gapless enveloping roller revolving platform not only has the function of reducing the contact area and the friction force, but also has the function of reducing heat generated during friction, meanwhile, due to the reduction of the contact area, the smooth property during the rotation of the inner rotating body 2 and the outer rotating body 3 can be reversely increased, the inner rotating body 2 and the outer rotating body 3 are internally provided with a transverse reinforcing ring 9, a vertical reinforcing ring 10 and a reinforcing plate 11, the transverse reinforcing ring 9, the vertical reinforcing ring 10 and the reinforcing plate 11 have the functions of increasing the transverse bearing capacity and the vertical bearing capacity of the inner rotating body 2 and the outer rotating body 3, and the revolving platform body 1 can not be sunken, deformed and deformed when in use, The phenomena of fracture and the like have the effects of enhancing the quality of the rotary platform body 1 and prolonging the service life of the rotary platform body, and are beneficial to use.
The foregoing is only a preferred embodiment of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (5)
1. The utility model provides a precision zero clearance envelope roller revolving platform, includes revolving platform body (1), its characterized in that: the rotary platform comprises a rotary platform body (1), wherein an inner rotating body (2) is arranged in the rotary platform body (1), an outer rotating body (3) is arranged outside the rotary platform body, teeth (4) are arranged on the outer surface of the outer rotating body (3), a large ball (5) is arranged between the inner rotating body (2) and the outer rotating body (3), a large rolling groove (6) is arranged between the inner rotating body (2) and the outer rotating body (3), the large ball (5) is in sliding connection with the large rolling groove (6), a small ball (7) is arranged on the surface of the large ball (5), small rolling grooves (8) are arranged in the inner rotating body (2) and the outer rotating body (3), the small ball (7) is in sliding connection with the small rolling groove (8), a transverse reinforcing circular ring (9) and a vertical reinforcing circular ring (10) are arranged in the inner rotating body (2) and the outer rotating body (3), and the transverse reinforcing circular ring (9) and the vertical reinforcing circular ring (10) are vertically connected, and a reinforcing plate (11) is fixedly connected between the vertical reinforcing circular rings (10).
2. A precision gapless enveloping roller rotating platform as claimed in claim 1, wherein: the inner rotating body (2) is arranged inside the outer rotating body (3).
3. A precision gapless enveloping roller rotating platform as claimed in claim 1, wherein: six small balls (7) are arranged on the surface of the large ball (5).
4. A precision gapless enveloping roller rotating platform as claimed in claim 1, wherein: the inner part of the inner rotary body (2) is provided with two transverse reinforcing circular rings (9), two vertical reinforcing circular rings (10) and a reinforcing plate (11).
5. A precision gapless enveloping roller rotating platform as claimed in claim 1, wherein: the inner part of the outer rotor (3) is provided with three transverse reinforcing rings (9), three vertical reinforcing rings (10) and a reinforcing plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122976537.XU CN216788985U (en) | 2021-11-30 | 2021-11-30 | Precise gapless enveloping roller rotary platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122976537.XU CN216788985U (en) | 2021-11-30 | 2021-11-30 | Precise gapless enveloping roller rotary platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216788985U true CN216788985U (en) | 2022-06-21 |
Family
ID=82004666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122976537.XU Active CN216788985U (en) | 2021-11-30 | 2021-11-30 | Precise gapless enveloping roller rotary platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216788985U (en) |
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2021
- 2021-11-30 CN CN202122976537.XU patent/CN216788985U/en active Active
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