CN221237062U - Supporting shaft structure - Google Patents
Supporting shaft structure Download PDFInfo
- Publication number
- CN221237062U CN221237062U CN202323269974.3U CN202323269974U CN221237062U CN 221237062 U CN221237062 U CN 221237062U CN 202323269974 U CN202323269974 U CN 202323269974U CN 221237062 U CN221237062 U CN 221237062U
- Authority
- CN
- China
- Prior art keywords
- side wall
- wall plate
- bearing
- outer side
- shaft structure
- 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.)
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 17
- 239000010959 steel Substances 0.000 claims abstract description 17
- 238000002955 isolation Methods 0.000 claims abstract description 12
- 125000006850 spacer group Chemical group 0.000 claims 2
- 230000001050 lubricating effect Effects 0.000 abstract description 4
- 230000005465 channeling Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000004519 manufacturing process 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
- 230000035515 penetration Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Landscapes
- Mounting Of Bearings Or Others (AREA)
Abstract
The utility model relates to a supporting shaft structure which comprises an inner side wall plate and an outer side wall plate, wherein an isolation gasket is arranged on the left side wall of the inner side wall plate, a steel ring is arranged on the right side of the inner side wall plate, a bearing retainer ring is arranged on the right side wall of the outer side wall plate, a bearing is arranged in the outer side wall plate, the inner side wall plate and the outer side wall plate penetrate through half shafts, a bearing end cover is arranged on the left side of the outer side wall plate, and an oil filling nozzle is arranged on the bearing end cover, so that the condition of shaft channeling of a supporting shaft of a shaft sleeve is overcome, and the lubricating effect is improved.
Description
Technical Field
The utility model belongs to the technical field of lifting platforms, and particularly relates to a supporting shaft structure.
Background
The statements herein merely provide background information related to the present disclosure and may not necessarily constitute prior art.
The lifting platform of the shutter car is an important tool for producing rubber components in a tire manufacturing plant, and can be also an important auxiliary device.
The inventors have appreciated that:
The bearing design of the tire tread shutter car lift platform that uses in the workshop is the self-lubricating axle sleeve, and its back shaft is logical axle, and this kind of structure axle sleeve lubrication effect is poor, and is fragile, and life is short, and in case the axle sleeve damage cause the back shaft in the axle sleeve to scurry the axle, the fault rate is very high.
Disclosure of utility model
The utility model provides a supporting shaft structure which comprises an inner side wall plate and an outer side wall plate, wherein an isolation gasket is arranged on the left side wall of the inner side wall plate, a steel ring is arranged on the right side of the inner side wall plate, a bearing retainer ring is arranged on the right side wall of the outer side wall plate, a bearing is arranged in the outer side wall plate, and half shafts penetrate through the inner side wall plate and the outer side wall plate;
the left side of the outer side wall plate is provided with a bearing end cover, and the bearing end cover is provided with an oil filling nozzle.
The steel ring is fixed on the inner side wall plate through a first fixing nut.
The bearing end cover is fixed on the outer side wall plate through a second fixing nut.
The inner side wall panel and the outer side wall panel are the same size.
The inner side wall panel and the outer side wall panel are disposed in parallel.
And a gap exists between the bearing end cover and the isolation gasket.
The bearing adopts a cylindrical roller bearing.
And a gap is arranged between the isolation gasket and the bearing retainer ring.
And through holes are coaxially arranged on the inner side wall plate, the outer side wall plate, the bearing retainer ring and the fixed steel ring.
The half shaft is movably connected with the through hole.
The beneficial effects of one or more of the technical schemes are as follows:
The heavy-duty single-side self-sealing cylindrical bearing with stronger bearing capacity is changed into a shaft sleeve with stronger bearing capacity, a through shaft which is arranged in a conventional way is changed into a shaft sleeve of a wall plate on two sides of a lifting platform, after the through shaft is changed into the shaft sleeve, the shaft sleeve is welded with a terminal fixed steel ring, the shaft sleeve is fastened on the inner wall plate by bolts, the shaft sleeve drives the inner wall plate to rotate, the fixed steel ring plays a role in limiting the shaft sleeve axially, the condition that a supporting shaft of the existing shaft sleeve is channeling the shaft is overcome, meanwhile, one end of the shaft sleeve is far away from the fixed steel ring, a bearing end cover is arranged at the outer end of the bearing, the bearing is protected and sealed, an oil filling nozzle is arranged on the end cover of the outer side bearing, and an oil storage space is formed between the bearing end cover and the tail end of the shaft sleeve and the bearing, so that the lubricating effect is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application.
Fig.1 is a schematic structural view of the present utility model.
In the figure, 1 an inner side wall plate; 2, a bearing retainer ring; 3, an isolation gasket; 4, fixing a steel ring; 5 half shafts; 6, fixing a nut; 7, a bearing end cover; 8, a filling nozzle; 9, fixing a nut; 10 outer side wall panels; 11 bearings; 12 through holes.
Detailed Description
The following describes a specific implementation of the present embodiment with reference to the drawings.
Referring to fig. 1, the lifting platform comprises an inner side wall plate 1 and an outer side wall plate 10, wherein an isolation gasket 3 is fixedly arranged on the left side wall of the inner side wall plate 1, a steel ring is arranged on the right side of the inner side wall plate 1, a bearing retainer ring 2 is fixedly arranged on the right side wall of the outer side wall plate 10, a bearing 11 is arranged in the wall plate, half shafts 5 penetrate through the inner side wall plate 1 and the outer side wall plate 10, an original through shaft is changed into the half shafts 5, shaft sleeve arrangement of the wall plates on the two sides of the lifting platform close to the inner side wall plate is omitted, and shaft channeling of a supporting shaft of the shaft sleeve is avoided after the shaft sleeve is damaged;
The left side of the outer side wall plate 10 is provided with a bearing 11 end cover 7, the bearing 11 end cover 7 is provided with an oil filling nozzle 8, and the arrangement of the bearing 11 end cover 7 ensures that the added lubricating grease does not leak, so that the lubricating effect is good.
The steel ring is fixed on the inner side wall plate 1 through a first fixing nut 6, and the half shaft 5 is installed and fixed in a mode that the first fixing nut 6 is a high-strength nut, and the grade is 12.9.
The end cap 7 of the bearing 11 is fixed to the outer sidewall plate 10 by means of a second fixing nut 9.
The inner side wall plate 1 and the outer side wall plate 10 are the same in size, the inner side wall plate 1 and the outer side wall plate 10 are arranged in parallel, the inner side wall plate 1 and the outer side wall plate 10 arranged on two sides are bilaterally symmetrical, and the inner side wall plate 1 and the outer side wall plate 10 are the same in processing and forming mode.
A gap exists between the end cover 7 of the bearing 11 and the isolation gasket 3, and an oil storage space is formed between the end cover 7 of the bearing 11 and the outer side wall plate 10 to provide a good lubrication use environment for the bearing 11.
The bearing 11 adopts a cylindrical roller bearing, and the original shaft sleeve is changed into a cylindrical bearing with stronger bearing capacity
A gap is arranged between the isolation washer 3 and the bearing retainer ring 2, the isolation retainer ring 3 is arranged, and in order to prevent friction of two wall plates, the isolation retainer ring 3 can be made of wear-resistant materials, and the thickness is 5mm.
The inner side wall plate 1, the outer side wall plate 10, the bearing retainer ring 2 and the fixed steel ring 4 are coaxially provided with through holes 12.
The half shaft 5 is movably connected with the through hole 12, and the inner side wall plate 1 and the outer side wall plate 10 rotate relatively.
Working principle:
for the left half-shaft, as shown in FIG. 1, the installation steps are:
Firstly, after the half shaft 5 penetrates into the inner side wall plate 1, the isolation gasket 3, the bearing retainer rings 2 and 1 outer side wall plate 10 from right to left in sequence, bolts are inserted into bolt holes of the fixing steel ring 4, and the fixing steel ring is fastened on the inner side wall plate 1. Wherein the fixed steel ring 4 is welded on the half shaft 5, so that the two are combined into a whole.
Then, the bearing 11 is mounted on the half shaft 5 from the left side and is embedded in the outer side wall plate 10.
Finally, the bearing end cap 7 is fastened to the outer side wall plate 10 by bolts, and the oil filler neck 8 is mounted.
The penetration direction for the right half shaft installation step is opposite to the above steps, and the other steps are the same.
While the foregoing description of the embodiments of the present utility model has been presented in conjunction with the drawings, it should be understood that it is not intended to limit the scope of the utility model, but rather, it is intended to cover all modifications or variations within the scope of the utility model as defined by the claims of the present utility model.
Claims (10)
1. The supporting shaft structure is characterized by comprising an inner side wall plate and an outer side wall plate, wherein an isolation gasket is arranged on the left side wall of the inner side wall plate, a fixed steel ring is arranged on the right side of the inner side wall plate, a bearing retainer ring is arranged on the right side wall of the outer side wall plate, a bearing is arranged in the outer side wall plate, a half shaft penetrates through the inner side wall plate and the outer side wall plate, and the fixed steel ring and the half shaft are integrally arranged;
the left side of the outer side wall plate is provided with a bearing end cover, and the bearing end cover is provided with an oil filling nozzle.
2. The support shaft structure of claim 1 wherein the retaining ring is secured to the inner sidewall plate by a first retaining nut.
3. The support shaft structure of claim 1 wherein the bearing end cap is secured to the outer sidewall plate by a second retaining nut.
4. The support shaft structure of claim 1 wherein the inner side wall panel and the outer side wall panel are the same size.
5. The support shaft structure of claim 1 wherein the inner side wall panel and the outer side wall panel are disposed in parallel.
6. The support shaft structure of claim 1, wherein a gap exists between the bearing end cap and the spacer washer.
7. The support shaft structure of claim 1, wherein the bearing is a cylindrical roller bearing.
8. The support shaft structure of claim 1, wherein a gap is provided between the spacer washer and the bearing retainer ring.
9. The support shaft structure of claim 1, wherein the inner sidewall plate, the outer sidewall plate, the bearing retainer ring and the fixed steel ring are coaxially provided with through holes.
10. The support shaft structure of any one of claims 1 or 9, wherein the half shaft is movably connected to the through-hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323269974.3U CN221237062U (en) | 2023-11-30 | 2023-11-30 | Supporting shaft structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323269974.3U CN221237062U (en) | 2023-11-30 | 2023-11-30 | Supporting shaft structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221237062U true CN221237062U (en) | 2024-06-28 |
Family
ID=91598857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323269974.3U Active CN221237062U (en) | 2023-11-30 | 2023-11-30 | Supporting shaft structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221237062U (en) |
-
2023
- 2023-11-30 CN CN202323269974.3U patent/CN221237062U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |