CN203740008U - Supporting wheel shaft with oil chamber at axis part - Google Patents
Supporting wheel shaft with oil chamber at axis part Download PDFInfo
- Publication number
- CN203740008U CN203740008U CN201420102964.2U CN201420102964U CN203740008U CN 203740008 U CN203740008 U CN 203740008U CN 201420102964 U CN201420102964 U CN 201420102964U CN 203740008 U CN203740008 U CN 203740008U
- Authority
- CN
- China
- Prior art keywords
- main body
- axle
- floating sealing
- ring
- end cap
- 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.)
- Expired - Lifetime
Links
- 238000007789 sealing Methods 0.000 claims abstract description 36
- 238000007667 floating Methods 0.000 claims abstract description 34
- 238000012856 packing Methods 0.000 claims description 7
- 239000000446 fuel Substances 0.000 claims description 3
- 239000003921 oil Substances 0.000 description 37
- 239000010687 lubricating oil Substances 0.000 description 8
- 238000005242 forging Methods 0.000 description 6
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 229910000881 Cu alloy Inorganic materials 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 241000219098 Parthenocissus Species 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
Landscapes
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Abstract
The utility model discloses a supporting wheel shaft with an oil chamber at an axis part. The supporting wheel shaft comprises an oil plug, an end cover, an end pad, a shaft main body, a wheel body, a sleeve, a pin, an inner floating sealing seat, a bolt, a washer, a floating sealing ring, an O-shaped ring for the floating sealing ring and a check ring. The shaft main body is sleeved with a wheel body, the sleeve is arranged between the shaft main body and the wheel body, the oil plug is arranged in the left end of the shaft main body, and the check ring is arranged in the right end of the shaft main body. The O-shaped ring for the shaft is arranged on the shaft main body in the left end of the wheel body, and the end cover is arranged at the outer end of the wheel body blocked at the outer side of the O-shaped ring for the shaft. The O-shaped ring for the end cover is arranged at the inner end of the end cover, the end pad is arranged adjacent to the O-shaped ring for the end cover, and the pin is arranged at the end pad. The inner floating sealing seat is arranged in the end cover and provided with a bolt and a washer for fixing, and the floating sealing ring and the O-shaped ring for the floating sealing ring are arranged between the position adjacent to the inner floating sealing seat and the end cover and the shaft main body. The supporting wheel shaft with the oil chamber at the axis part is simple in whole structure, convenient to operate and use, good in stability and high in reliability.
Description
Technical field
The utility model relates to the support running gear of tracked construction equipment, and relating in particular to a kind of axle center part has the supporting wheel shaft of oil pocket.
Background technology
Caterpillar wheel axle center portion in the creeper undercarriages such as existing crawler hypraulic excavator, crawler doer is without shoe cream room, and lubricating oil is stored in the oil pocket of wheel body, and the oil mass of storing is limited.For increasing oil reserve, in the middle of the diameter of axle of wheel, process annular groove, cause occurring thinner axle journal, in the time of work, easily there is fatigue failure.In general, cannot form under the operating mode of complete lubricant film, can there is the problem losing efficacy because of Fast Wearing, because supporting wheel shaft is rotating by axle sleeve always, in wheel body, need to add lubricating oil to be lubricated, if but the work of seal ring is reliable not, will produce easily the phenomenon of leakage of oil, because causing the wearing and tearing of composite metal copper alloy shaft sleeve, leakage of oil can produce the expense of more maintenance, and composite metal copper alloy shaft sleeve is under dry friction, there is no any self-lubricating function at all, can be easy to produce Fast Wearing, the phenomenon that causes caterpillar wheel normally to use.
Utility model content
The purpose of this utility model is, overcomes the deficiencies in the prior art part, and the supporting wheel shaft that provides a kind of axle center part to have oil pocket, so that the form of oil pocket to be set on wheel shaft, guarantees that caterpillar wheel is at any time in good working order.
A kind of axle center part described in the utility model has the supporting wheel shaft of oil pocket, includes that oil is stifled, axle O type circle, end cap, end cap O type circle, end pad, axle main body, wheel body, cover, pin, interior floating sealing base, bolt, packing ring, floating sealing ring, floating sealing ring O type circle and back-up ring.Axle main body is the main component that a kind of axle center part described in the utility model has the supporting wheel shaft of oil pocket, and the outside of axle main body is arranged with wheel body, between axle main body and wheel body, is provided with cover, is provided with oil stifled in the left end of axle main body, in the right-hand member of axle main body, is provided with back-up ring.In axle main body in wheel body left end, be provided with axle O type circle, being blocked in the outer end position of wheel body of axle O type circle outside, be provided with end cap.Be provided with end cap O type circle at the Inner of end cap end position, with O type circle position, be provided with end pad near end cap, end pad place is provided with pin.In end cap, be provided with interior floating sealing base, on interior floating sealing base, be provided with bolt and the packing ring of fixing use, arrive between axle main body near interior floating sealing base and end cap position, be provided with floating sealing ring and floating sealing ring O type circle.In the middle position of axle main body, be provided with oil pocket.The blank of axle main body forges out.Material can improve its organizational structure and mechanical property after forging processing, and the fiber structure of forging and forging profile are consistent, and metal streamline is complete, can ensure that part has good mechanical property.Finished product axle is to adopt two complete semiaxis of prtreatment to form through welding manufacture, and left and right semiaxis is plugged in together, and adopts on hydraulic actuating cylinder and welds through conventional U-shaped weld seam.It is larger that the maximum gauge of axle main body designs, and oil pocket designs in the centre of axle main body, can allow like this center cavity oil storage of axle can improve again the intensity of axle.In axial end, be drilled with fuel feed hole at the stifled place of oil, on the oil pocket wall of axle main body, be processed with left and right oil outlet, ensure that circulating of lubricating oil is unobstructed.At the maximum gauge place of axle main body, the place namely coordinating at axle sleeve, processes plane, flows to ensure to assemble circulation of the lubricating oil in rear wheel body.Caterpillar wheel is fixed in frame by left and right end cap, and wheel body endoporus has the axle sleeve press-fiting to coordinate and rotate with supporting wheel shaft, between the wheel body of rotation and fixing left and right end cap, poted assemblies is housed, to keep the sealing of the position such as supporting wheel shaft and axle sleeve lubricating oil.
A kind of axle center part described in the utility model has the supporting wheel shaft of oil pocket, and integral structure is simple, installation and easy for operation, and good stability, reliability is high.Use a kind of axle center part described in the utility model to have the supporting wheel shaft of oil pocket, so that the form of oil pocket to be set on wheel shaft, guarantee that caterpillar wheel is at any time in good working order.
Brief description of the drawings
Accompanying drawing 1 is the structural representation that a kind of axle center part described in the utility model has the supporting wheel shaft of oil pocket.O type circle 3-end cap 4-end cap O type circle 5-end pad 6-axle main body 7-wheel body 8-cover 9-pin 10-interior floating sealing base 11-bolt 12-packing ring 13-floating sealing ring 14-floating sealing ring O type circle 15-back-up ring for the stifled 2-axle of 1-oil.
Detailed description of the invention
Referring now to accompanying drawing 1, be described as follows: a kind of axle center part described in the utility model has the supporting wheel shaft of oil pocket in conjunction with the embodiments, include that oil is stifled 1, axle O type circle 2, end cap 3, end cap O type circle 4, end pad 5, axle main body 6, wheel body 7, cover 8, pin 9, interior floating sealing base 10, bolt 11, packing ring 12, floating sealing ring 13, floating sealing ring O type circle 14 and back-up ring 15.Axle main body 6 is main components that a kind of axle center part described in the utility model has the supporting wheel shaft of oil pocket, the outside of axle main body 6 is arranged with wheel body 7, between axle main body 6 and wheel body 7, be provided with cover 8, in the left end of axle main body 6, be provided with oil and block up 1, in the right-hand member of axle main body 6, be provided with back-up ring 15.In axle main body 6 in wheel body 7 left ends, be provided with axle O type circle 2, being blocked in the outer end position of axle with the wheel body 7 of O type circle 2 outsides, be provided with end cap 3.Be provided with end cap O type circle 4 at the Inner of end cap 3 end position, the position near end cap with O type circle 4, is provided with end pad 5, and end pad 5 places are provided with pin 9.In end cap 3, be provided with interior floating sealing base 10, on interior floating sealing base 10, be provided with bolt 11 and the packing ring 12 of fixing use, arrive between axle main body 6 near interior floating sealing base 10 and end cap 3 positions, be provided with floating sealing ring 13 and floating sealing ring O type circle 14.In the middle position of axle main body 6, be provided with oil pocket.The blank of axle main body 6 forges out.Material can improve its organizational structure and mechanical property after forging processing, and the fiber structure of forging and forging profile are consistent, and metal streamline is complete, can ensure that part has good mechanical property.Finished product axle is to adopt two complete semiaxis of prtreatment to form through welding manufacture, and left and right semiaxis is plugged in together, and adopts on hydraulic actuating cylinder and welds through conventional U-shaped weld seam.It is larger that the maximum gauge of axle main body designs, and oil pocket designs in the centre of axle main body 6, can allow like this center cavity oil storage of axle can improve again the intensity of axle.In axial end, be drilled with fuel feed hole at the stifled place of oil, on the oil pocket wall of axle main body 6, be processed with left and right oil outlet, ensure that circulating of lubricating oil is unobstructed.At the maximum gauge place of axle main body 6, the place namely coordinating at axle sleeve, processes plane, flows to ensure to assemble circulation of the lubricating oil in rear wheel body.Caterpillar wheel is fixed in frame by left and right end cap, and wheel body endoporus has the axle sleeve press-fiting to coordinate and rotate with supporting wheel shaft, between the wheel body of rotation and fixing left and right end cap, poted assemblies is housed, to keep the sealing of the position such as supporting wheel shaft and axle sleeve lubricating oil.A kind of axle center part described in the utility model has the supporting wheel shaft of oil pocket, and integral structure is simple, installation and easy for operation, and good stability, reliability is high.Use a kind of axle center part described in the utility model to have the supporting wheel shaft of oil pocket, so that the form of oil pocket to be set on wheel shaft, guarantee that caterpillar wheel is at any time in good working order.
Claims (3)
1. an axle center part has the supporting wheel shaft of oil pocket, include oil stifled (1), axle O type circle (2), end cap (3), end cap O type circle (4), end pad (5), axle main body (6), wheel body (7), cover (8), pin (9), interior floating sealing base (10), bolt (11), packing ring (12), floating sealing ring (13), O type circle (14) and back-up ring (15) for floating sealing ring, axle main body (6) is main component, the outside of axle main body (6) is arranged with wheel body (7), it is characterized in that being provided with cover (8) between axle main body (6) and wheel body (7), in the left end of axle main body (6), be provided with oil stifled (1), in the right-hand member of axle main body (6), be provided with back-up ring (15), axle main body (6) in wheel body (7) left end is upper, is provided with axle O type circle (2), being blocked in the outer end position of wheel body (7) of axle O type circle (2) outside, is provided with end cap (3), be provided with end cap O type circle (4) at the Inner end position of end cap (3), the position near end cap with O type circle (4), is provided with end pad (5), and end pad (5) locates to be provided with pin (9), in end cap (3), be provided with interior floating sealing base (10), on interior floating sealing base (10), be provided with bolt (11) and the packing ring (12) of fixing use, arriving between axle main body (6) near interior floating sealing base (10) and end cap (3) position, be provided with floating sealing ring (13) and floating sealing ring O type circle (14).
2. a kind of axle center part according to claim 1 has the supporting wheel shaft of oil pocket, it is characterized in that, in the middle position of axle main body (6), being provided with oil pocket.
3. a kind of axle center part according to claim 1 has the supporting wheel shaft of oil pocket, it is characterized in that being drilled with fuel feed hole at the stifled place of oil in axial end, on the oil pocket wall of axle main body (6), is processed with left and right oil outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420102964.2U CN203740008U (en) | 2014-03-09 | 2014-03-09 | Supporting wheel shaft with oil chamber at axis part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420102964.2U CN203740008U (en) | 2014-03-09 | 2014-03-09 | Supporting wheel shaft with oil chamber at axis part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203740008U true CN203740008U (en) | 2014-07-30 |
Family
ID=51339845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420102964.2U Expired - Lifetime CN203740008U (en) | 2014-03-09 | 2014-03-09 | Supporting wheel shaft with oil chamber at axis part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203740008U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104340289A (en) * | 2014-10-29 | 2015-02-11 | 西安宏大交通科技有限公司 | Crawler-type mechanical walking thrust wheel |
| CN104443091A (en) * | 2014-11-28 | 2015-03-25 | 中联重机股份有限公司 | Supporting chain wheel for track-laying vehicle |
| CN105299232A (en) * | 2015-11-30 | 2016-02-03 | 李功文 | Bearing sealing structure |
-
2014
- 2014-03-09 CN CN201420102964.2U patent/CN203740008U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104340289A (en) * | 2014-10-29 | 2015-02-11 | 西安宏大交通科技有限公司 | Crawler-type mechanical walking thrust wheel |
| CN104443091A (en) * | 2014-11-28 | 2015-03-25 | 中联重机股份有限公司 | Supporting chain wheel for track-laying vehicle |
| CN105299232A (en) * | 2015-11-30 | 2016-02-03 | 李功文 | Bearing sealing structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent of invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Han Tingyi Inventor after: Xu Gongqiang Inventor after: Wu Guoxi Inventor after: Wei Qingxiu Inventor after: Zhang Huaiqiang Inventor before: Xu Gongqiang |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: XU GONGQIANG TO: HAN TINGYI XU GONGQIANG WU GUOXI WEI QINGXIU ZHANG HUAIQIANG |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Supporting wheel shaft with oil chamber at axis part Effective date of registration: 20180814 Granted publication date: 20140730 Pledgee: Jining bank Limited by Share Ltd. Sakura sub branch Pledgor: JINING JINNIU HEAVY INDUSTRY CO.,LTD. Registration number: 2018990000688 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200514 Granted publication date: 20140730 Pledgee: Jining bank Limited by Share Ltd. Sakura sub branch Pledgor: JINING JINNIU HEAVY INDUSTRY Co.,Ltd. Registration number: 2018990000688 |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140730 |