CN220581502U - Aligning rotary device suitable for low temperature environment - Google Patents
Aligning rotary device suitable for low temperature environment Download PDFInfo
- Publication number
- CN220581502U CN220581502U CN202322313542.1U CN202322313542U CN220581502U CN 220581502 U CN220581502 U CN 220581502U CN 202322313542 U CN202322313542 U CN 202322313542U CN 220581502 U CN220581502 U CN 220581502U
- Authority
- CN
- China
- Prior art keywords
- transmission shaft
- aligning
- fixed seat
- fixing base
- aligning rotary
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 54
- 239000007769 metal material Substances 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000001050 lubricating effect Effects 0.000 abstract description 6
- 238000003756 stirring Methods 0.000 abstract description 6
- 230000003749 cleanliness Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 3
- 210000004907 gland Anatomy 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Support Of The Bearing (AREA)
Abstract
The utility model discloses a self-aligning rotating device suitable for a low-temperature environment, which comprises a fixed seat and a transmission shaft arranged in the fixed seat, wherein one end of the transmission shaft penetrates out of the fixed seat and forms a self-aligning gap with the fixed seat, the other end of the transmission shaft is sleeved with a movable part positioned in the fixed seat, an adjusting part is also arranged in the fixed seat, and the movable part and the adjusting part are in line contact with each other. According to the utility model, through the fixed seat, the first movable part and the second movable part which are in line contact with each other and are arranged between the fixed seat and the transmission shaft, the axial bearing capacity is high, a lubricating medium is not required, and the stirring device is suitable for low-temperature environments and stirring operations with high requirements on cleanliness.
Description
Technical Field
The utility model belongs to the technical field of aligning structures, and particularly relates to an aligning rotating device suitable for a low-temperature environment.
Background
At present, the parallelism of upper and lower parts is ensured by adopting a self-aligning roller bearing in the rotary motion of a machined part seat, but the self-aligning roller bearing is difficult to bear axial force on one hand, and is difficult to be applied to a low-temperature environment on the other hand, and is easy to be blocked and damaged by the axial force;
and as disclosed in chinese patent No. 202021937175.2, a novel rotary aligning structure comprises a spindle, the outer wall of the spindle is rotationally sleeved with a bearing seat, an aligning inner ring is arranged outside the bearing seat, the inner wall of the aligning inner ring is provided with six connecting holes in an equidistant manner in an annular array, the inner cavity of the connecting hole is slidingly sleeved with a small shaft, the outer wall of the small shaft is rotationally sleeved with an angular contact bearing, the bottom of the outer wall of the bearing seat is provided with six positioning holes in an equidistant manner in an annular array, the inner cavity of the positioning hole is rotationally sleeved with a needle bearing, the outer wall of the angular contact bearing is rotationally sleeved with the needle bearing, the inner cavity of the bearing seat is rotationally sleeved with two thrust bearings, the outer wall of the spindle is rotationally clamped with the two thrust bearings, the bottom of the spindle is provided with a bearing gland, the bearing capacity of the axial force is stronger, but the bearing gland is still not suitable for low-temperature environments, and is also not suitable for medium stirring with high requirements on cleanliness, such as the food industry or the pharmaceutical industry, and the like, and the lubricating oil is easy to pollute the medium.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide a self-aligning rotating device suitable for a low-temperature environment, which not only has stronger axial bearing capacity, but also does not need to use lubricating medium, is suitable for the low-temperature environment and is also suitable for stirring operation with higher requirement on cleanliness by arranging a fixed seat and a first movable part and a second movable part which are in line contact with each other and are arranged between the fixed seat and a transmission shaft.
The aim of the utility model is achieved by the following technical scheme:
the utility model provides a aligning rotary device suitable for under low temperature environment, is in including fixing base and setting transmission shaft in the fixing base, the one end of transmission shaft wears out the fixing base and with there is the aligning clearance between the fixing base, another pot head of transmission shaft is equipped with and is located moving part in the fixing base, still be provided with the regulating part in the fixing base, moving part with form line contact each other between the regulating part.
In one embodiment, the movable part is provided with a connecting part attached to the transmission shaft and a spherical part in line contact with the adjusting part, the adjusting part is provided with a curved surface part matched with the spherical part, the movable part with the spherical part is sleeved on the transmission shaft, the connecting part is attached to the transmission shaft, line contact is formed between the spherical part and the curved surface part of the adjusting part, on one hand, the transmission shaft is supported in the fixed seat, and meanwhile, the aligning operation is automatically carried out when the transmission shaft rotates.
In one embodiment, the movable part is provided with a connecting part attached to the transmission shaft and a curved surface part in line contact with the adjusting part, the adjusting part is provided with a spherical part matched with the curved surface part, the movable part with the curved surface part is sleeved on the transmission shaft, the connecting part is attached to the transmission shaft, the curved surface part of the movable part is in line connection with the adjusting part arranged in the fixing seat, on one hand, the axial bearing capacity of the movable part is improved, and on the other hand, the aligning operation is carried out.
In one embodiment, the center of the spherical part is located on the axis of the transmission shaft, and by the embodiment, the center of the spherical part is controlled on the axis of the transmission shaft, so that the aligning effect of the spherical part is improved.
In one embodiment, the curved surface portion is a conical surface structure, a cylindrical surface structure or a ball structure.
In an embodiment, the transmission shaft is worn out the one end of fixing base still overlaps and is equipped with anticreep spare, anticreep spare protrusion the size of transmission shaft is greater than the size of aligning clearance, through this embodiment, the anticreep spare that sets up can carry out spacingly when transporting the device or transmission shaft shake to drive the transmission, avoids whole device dispersion.
In one embodiment, the aligning gap between the transmission shaft and the fixing seat is in a conical structure, and through the embodiment, a proper adjusting range can be provided for the transmission shaft under the condition that the supporting strength of the fixing seat is ensured.
In one embodiment, the movable member and the adjustment member are each made of a metallic material.
In one embodiment, the moveable member and the adjustment member are each made of a non-metallic material.
The utility model has the beneficial effects that:
the movable part and the adjusting part which are in line contact with each other are arranged between the fixed seat and the transmission shaft, so that the device not only has stronger axial bearing capacity but also can be automatically aligned when the transmission shaft is connected with a part, but also is not required to use a lubricating medium, and is particularly suitable for a low-temperature environment, so that the lubricating medium is prevented from solidifying to prevent the transmission shaft from rotating, and meanwhile, the device is also suitable for stirring operation with higher requirements on cleanliness. Avoiding the pollution of the lubricating medium to the product.
Drawings
The utility model will be described in more detail hereinafter on the basis of embodiments and with reference to the accompanying drawings.
Wherein:
FIG. 1 shows a schematic structural diagram of one embodiment of the present utility model;
in the drawings, like parts are designated with like reference numerals. The figures are not to scale.
Reference numerals:
the device comprises a 1-fixing seat, a 2-transmission shaft, a 3-aligning gap, a 4-movable part, a 5-adjusting part, a 6-anti-falling part, a 401-connecting part, a 402-spherical part and a 501-conical surface structure.
Detailed Description
The utility model will be further described with reference to the accompanying drawings.
The utility model provides a self-aligning rotating device suitable for a low-temperature environment, which comprises a fixed seat 1 and a transmission shaft 2 arranged in the fixed seat 1, wherein one end of the transmission shaft 2 penetrates out of the fixed seat 1 and forms a self-aligning gap 3 with the fixed seat 1, the other end of the transmission shaft 2 is sleeved with a movable part 4 positioned in the fixed seat 1, an adjusting part 5 is also arranged in the fixed seat 1, and the movable part 4 and the adjusting part 5 are in line contact with each other;
in one embodiment, as shown in fig. 1, the transmission shaft 2 extends in the vertical direction, the bottom of the transmission shaft extends out of the fixing seat 1 and is connected with the rotating member, the movable member 4 and the adjusting member 5 support the transmission shaft in the fixing seat 1 to provide axial bearing capacity for the transmission shaft, meanwhile, the movable member 4 is provided with a connecting portion 401 attached to the transmission shaft 2 and a spherical portion 402 in line contact with the adjusting member 5, the adjusting member 5 is provided with a conical structure 501 matched with the spherical portion 402, namely, a contact structure with an arc surface and a conical surface is formed between the spherical portion 402 and the conical structure 501, when the transmission shaft 2 is deviated, the contact surface is in line contact, a good transmission effect is maintained, lubricating media such as lubricating oil are not needed, and the transmission shaft is suitable for rotation aligning operation in a low-temperature environment, and meanwhile, the transmission shaft is also suitable for stirring operation with high cleanliness requirements.
In one embodiment, the movable part 4 sleeved on the transmission shaft 2 can also adopt a conical structure, the corresponding adjusting part is arranged to be a spherical part corresponding to the movable part, a contact structure of an arc surface and a conical surface is formed, and meanwhile, the conical structure can also be replaced by a curved surface structure such as a cylindrical surface structure or a sphere column structure;
in one embodiment, as shown in fig. 1, the center of the ball-shaped part 402 is located on the axis of the transmission shaft 2, that is, the state of the ball-shaped part 402 is controlled, so that the center of the ball-shaped part is located on the axis of the transmission shaft 2, and the aligning effect of the device is improved;
in one embodiment, as shown in fig. 1, one end of the transmission shaft 2 penetrating out of the fixing seat 1 is further sleeved with an anti-falling piece 6, and the size of the anti-falling piece 6 protruding out of the transmission shaft 2 is larger than that of the aligning gap 3, namely, the arranged anti-falling piece 6 can limit the transmission shaft 2 when the device or the transmission shaft 2 shakes, so that the whole device is prevented from being scattered;
in one embodiment, as shown in fig. 1, the aligning gap 3 between the transmission shaft 2 and the fixing seat 1 has a conical structure, so that a proper adjusting range can be provided for the transmission shaft 2 under the condition that the supporting strength of the fixing seat 1 is ensured;
in one embodiment, the movable member and the adjustment member may be made of non-metallic materials or metallic materials;
specifically, the movable member is made of a material having high hardness and self-lubrication;
in the description of the present utility model, it should be understood that the terms "upper," "lower," "bottom," "top," "front," "rear," "inner," "outer," "left," "right," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
Although the utility model herein has been described with reference to particular embodiments, it is to be understood that these embodiments are merely illustrative of the principles and applications of the present utility model. It is therefore to be understood that numerous modifications may be made to the illustrative embodiments and that other arrangements may be devised without departing from the spirit and scope of the present utility model as defined by the appended claims. It should be understood that the different dependent claims and the features described herein may be combined in ways other than as described in the original claims. It is also to be understood that features described in connection with separate embodiments may be used in other described embodiments.
Claims (9)
1. The utility model provides a aligning rotary device suitable for under low temperature environment, its characterized in that includes the fixing base and sets up transmission shaft in the fixing base, the one end of transmission shaft wears out the fixing base and there is the aligning clearance with between the fixing base, the other pot head of transmission shaft is equipped with and is located moving part in the fixing base, still be provided with the regulating part in the fixing base, moving part with form line contact each other between the regulating part.
2. The aligning rotary apparatus of claim 1 wherein the movable member has a connecting portion fitted to the transmission shaft and a spherical portion in line contact with an adjusting member having a curved portion matching the spherical portion.
3. The aligning rotary apparatus of claim 1 wherein the movable member has a connecting portion fitted to the drive shaft and a curved portion in line contact with an adjusting member, the adjusting member having a spherical portion matching the curved portion.
4. A self-aligning rotary apparatus as claimed in claim 2 or claim 3 wherein the centre of the ball portion is located on the axis of the drive shaft.
5. A self-aligning rotary apparatus according to claim 2 or 3, wherein said curved surface portion has a conical surface structure, a cylindrical surface structure or a spherical ball structure.
6. The aligning and rotating device suitable for the low-temperature environment according to claim 1, wherein one end of the transmission shaft penetrating out of the fixing seat is further sleeved with an anti-falling part, and the size of the anti-falling part protruding out of the transmission shaft is larger than that of the aligning gap.
7. The aligning rotary device of claim 1 wherein the aligning gap between the drive shaft and the fixed seat is in a conical configuration.
8. The aligning rotary apparatus of claim 1 wherein the movable member and the adjusting member are each made of a metal material.
9. The aligning rotary apparatus of claim 1 wherein the moveable member and the adjustment member are each made of a non-metallic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322313542.1U CN220581502U (en) | 2023-08-25 | 2023-08-25 | Aligning rotary device suitable for low temperature environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322313542.1U CN220581502U (en) | 2023-08-25 | 2023-08-25 | Aligning rotary device suitable for low temperature environment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220581502U true CN220581502U (en) | 2024-03-12 |
Family
ID=90111095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322313542.1U Active CN220581502U (en) | 2023-08-25 | 2023-08-25 | Aligning rotary device suitable for low temperature environment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220581502U (en) |
-
2023
- 2023-08-25 CN CN202322313542.1U patent/CN220581502U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2021109505A1 (en) | Support holder for bearing polishing | |
| JPS61201925A (en) | Universal-joint | |
| CN110844614B (en) | Automatic balancing system for centering in large-sized rotating motion part | |
| CN220581502U (en) | Aligning rotary device suitable for low temperature environment | |
| CN108481124B (en) | Ultra-precise ball forming machine | |
| CN201794924U (en) | Self-aligning ball bearing | |
| JP2012125865A (en) | Rotary table | |
| JPH07227959A (en) | Roll device | |
| US2213432A (en) | Bearing mounting | |
| JP2008298275A (en) | Static pressure gas bearing and rotating device | |
| JPH0842566A (en) | Bearing for shaft end | |
| CN102108817B (en) | Simple hook hinge | |
| EA016407B1 (en) | Rolling bearing | |
| CN209157895U (en) | A kind of seamless floated bearing mechanism of two-stage Self-aligning | |
| CN208246270U (en) | A kind of high-precision bias unit of adjustable angle | |
| CN216077969U (en) | Stroke bushing and linear motion device | |
| KR20110053279A (en) | Rotary union | |
| CN112676720B (en) | Clamp for laser seamless welding | |
| JPH0434454B2 (en) | ||
| JP2008261472A (en) | Toroidal type continuously variable transmission | |
| CN217172234U (en) | Turnover mechanism and semiconductor feeding equipment | |
| CN213360858U (en) | Guide shoe supporting device for sliding bearing | |
| CN213176463U (en) | Single-row angular contact bearing | |
| CN101975218A (en) | Self-aligning ball bearing | |
| EP3519710B1 (en) | Vertical support device with reduced energy dissipation for rotating shafts |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |