CN204239474U - A kind of self-lubricating oil-containing sliding bearing - Google Patents
A kind of self-lubricating oil-containing sliding bearing Download PDFInfo
- Publication number
- CN204239474U CN204239474U CN201420630317.9U CN201420630317U CN204239474U CN 204239474 U CN204239474 U CN 204239474U CN 201420630317 U CN201420630317 U CN 201420630317U CN 204239474 U CN204239474 U CN 204239474U
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- Prior art keywords
- inner ring
- annular protrusion
- outer ring
- oil
- ring
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- 239000010687 lubricating oil Substances 0.000 title claims abstract description 13
- 239000003921 oil Substances 0.000 claims abstract description 57
- 238000003860 storage Methods 0.000 claims abstract description 24
- 239000006071 cream Substances 0.000 claims abstract description 18
- 239000011148 porous material Substances 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims abstract description 5
- 239000012634 fragment Substances 0.000 claims abstract description 3
- 230000000694 effects Effects 0.000 claims description 4
- 238000005461 lubrication Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000000314 lubricant Substances 0.000 description 8
- 239000000446 fuel Substances 0.000 description 5
- 239000000843 powder Substances 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000004323 axial length Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Sliding-Contact Bearings (AREA)
Abstract
The utility model relates to a kind of self-lubricating oil-containing sliding bearing, comprise in mutual sheathing, outer ring, inner ring is the PM sintered materials containing oil transportation pore, in, closed shoe cream room is provided with between outer ring, outer annular protrusion is established in the axial one end of inner ring outer circle wall, the axial the other end of inner ring outer circle wall is the nested end of path, inner ring outer circle wall is oil storage section between outer annular protrusion end nested with path, the endoporus of outer ring axially establishes interior annular protrusion with outer annular protrusion opposite side, the axial the other end of endoporus of outer ring is large footpath assembling nose end, the endoporus of outer ring is oil storage hole section between interior annular protrusion and large footpath assembling nose end, interior annular protrusion end interference fit nested with path, large footpath assembling nose end and interior annular protrusion interference fit, and form shoe cream room in the oil storage hole section of outer ring and the oil storage fragment position corresponding matching of inner ring.The utility model compared with prior art, has structure simple, easy to process, easy to assembly, the advantage that manufacturing efficiency is high.
Description
Technical field
The utility model relates to technical field of bearings, is specifically a kind of sliding bearing, more precisely self-lubricating oil-containing sliding bearing.
Background technique
Sliding bearing (sliding bearing), the bearing worked under sliding friction.Sliding bearing stable working, reliable, noiseless.Under liquid lubrication condition, the undeveloped life of the lubricated oil content of slidingsurface directly contacts, and can also greatly reduce frictional loss and surface abrasion, oil film also has certain vibration absorption ability.The amount of the lubricant oil that existing sliding bearing contains itself is limited, the lubricant oil be contained in inside bearing dryouies fast by axle after the work a period of time that runs up, this just needs to add lubricant oil in time, otherwise machine temperature can be caused to raise, axle and bearing are dry grinded even stuck, can not meet the life requirements of product in running up so far away, and add lubricant oil frequently and waste time and energy, also affect the working efficiency of machine.
For solving the problems of the technologies described above, China Patent No. is disclose " self-lubricating oil-containing sliding bearing " (Authorization Notice No. is: CN 2791340Y) in 200420103300.4 patent documentations; Its main structure is: comprise outer ring, inner ring and fixing frame, inner ring is the sintered powder containing pore, and outer ring is sinter from metal powder or is made by plastics or metal, and inner ring is arranged in outer ring, and with mating spherical surfaces, fixing frame and outer ring sealed connection also compress inner ring; Fixing frame, inner ring and outer ring inwall form an airtight oil storage cavity, in described cavity, insert lubricant oil.The oil content of so effective raising sliding bearing, the pore of inner ring enters fuel feeding between axle and bearing for lubricant oil.But it adopts fixing frame for supporting inside and outside circle, and play sealing cover effect and form an airtight oil storage cavity.Not only there is complex structure, bearing machining is complicated and assembling is complicated, has a strong impact on the work efficiency of bearing; And employing fixing frame plays internally, the support of outer ring, intensity difference, the defect that working life is low.
Summary of the invention
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of structure simple, processing and easy to assembly, and manufacturing efficiency is high, and stock utilization is high, the self-lubricating oil-containing sliding bearing that lubricity is good.
For achieving the above object, the utility model provides following technological scheme: a kind of self-lubricating oil-containing sliding bearing, include inner ring and outer ring, described outer ring sleeve is located on inner ring, described inner ring is the PM sintered materials containing oil transportation pore, closed shoe cream room is provided with between inner ring and outer ring, it is characterized in that: the axial one end of described inner ring outer circle wall is provided with outer annular protrusion, the axial the other end of inner ring outer circle wall is the nested end of path, inner ring outer circle wall is oil storage section between outer annular protrusion end nested with path, the endoporus of described outer ring is axially provided with interior annular protrusion with outer annular protrusion opposite side, the axial the other end of endoporus of outer ring is large footpath assembling nose end, the endoporus of outer ring is oil storage hole section between interior annular protrusion and large footpath assembling nose end, the interior annular protrusion end interference fit nested with the path of inner ring of outer ring, the large footpath assembling nose end of outer ring and the interior annular protrusion interference fit of inner ring, and form described shoe cream room in the oil storage hole section of described outer ring and the oil storage fragment position corresponding matching of inner ring.
By adopting technique scheme, inner ring is the sintered powder containing oil transportation pore, and structure is simple, and stock utilization is high, and lubricant oil carries out selflubricating by pore infiltration; And inner ring and outer ring structure are simple, easy to process, and by inside and outside circle mutually nested and interference fit, assembly process is simple, efficiency of assembling is high, effectively improves the manufacturing efficiency of sliding bearing, relies on inner ring and outer ring mutually to support, have compact structure, intensity is large, effectively improves working life; And the fine seal action of shoe cream room can be ensured.
The utility model is set to further: arrange the carrier with the effect of adsorpting lubrication oil in described shoe cream room.
Described carrier is oil suction felt.
By adopting technique scheme, carrier can make shoe cream room fuel feeding more even, more for a long time; Oil suction felt has better Oil keeping can be good, and energy Reusability, make oil content more, fuel feeding is more even.
The utility model is set to further: the nested end of path and the oil storage section of described inner ring are identical being connected smoothly of external diameter, and the large footpath assembling nose end of described outer ring is identical being connected smoothly of internal orifice dimension with oil storage hole section.
By adopting technique scheme, inside and outside circle is processed and is assembled more convenient.
Below in conjunction with accompanying drawing, the utility model is further described.
Accompanying drawing explanation
Fig. 1 is the utility model specific embodiment self-lubricating oil-containing sliding bearing structural representation.
Embodiment
See accompanying drawing 1, a kind of self-lubricating oil-containing sliding bearing disclosed in the utility model, includes inner ring 1 and outer ring 2, and described outer ring 2 is set on inner ring 1; Described inner ring 1 is the PM sintered materials containing oil transportation pore, and outer ring 2 also can have engineering plastics shaping or by common steel processing and fabricating.Closed shoe cream room 3 is provided with between inner ring 1 and outer ring 2.The axial one end of described inner ring 1 outer circle wall is provided with outer annular protrusion 11, and the axial the other end of inner ring 1 outer circle wall is the nested end 12 of path, and inner ring 1 outer circle wall is oil storage section 13 between outer annular protrusion 11 end 12 nested with path; The endoporus of described outer ring 2 is axially provided with interior annular protrusion 21 with outer annular protrusion 11 opposite side, and the axial the other end of endoporus of outer ring 2 is large footpath assembling nose end 22, and the endoporus of outer ring 2 is oil storage hole section 23 between interior annular protrusion 21 and large footpath assembling nose end 22; The interior annular protrusion 21 12 end interference fit nested with the path of inner ring 1 of outer ring 2, the large footpath assembling nose end 22 of outer ring 2 and interior annular protrusion 11 interference fit of inner ring 1, and form described shoe cream room 3 in the oil storage hole section 23 of described outer ring 2 with the oil storage section 13 position corresponding matching of inner ring 1.Inner ring is the sintered powder containing oil transportation pore, and structure is simple, and stock utilization is high, and lubricant oil carries out selflubricating by pore infiltration; And inner ring and outer ring structure are simple, easy to process, and by inside and outside circle mutually nested and interference fit, assembly process is simple, efficiency of assembling is high, effectively improves the manufacturing efficiency of sliding bearing, relies on inner ring and outer ring mutually to support, have compact structure, intensity is large, effectively improves working life; And the fine seal action of shoe cream room can be ensured.
In this specific embodiment, the nested end 12 of path and the oil storage section 13 of described inner ring 1 are identical being connected smoothly of external diameter, and the large footpath assembling nose end 22 of described outer ring 2 is identical being connected smoothly of internal orifice dimension with oil storage hole section 23.Inside and outside like this circle is for being straight-tube shape except protruding (inside and outside annular protrusion) part, and inside and outside circle is processed and assembled more convenient, and the axial position simultaneously by regulating Internal and external cycle nested, can control the space size of shoe cream room easily.Certainly as the technological scheme that the utility model is feasible, also can at assembling nose end forming station rank, the large footpath groove of outer ring, at assembling nose end forming station rank, the large footpath hole slot of inner ring, formation axial limiting coordinates, but there is the defect of processing inconvenience and shoe cream room adjustment inconvenience.And the axial length of described inner ring 1 is less than the axial length of described outer ring 2, make inside and outside circle easy to assembly reliable with cooperation, conveniently internal, the axial nested position in outer ring adjusts, and realizes the adjustment to shoe cream room size.
The carrier 4 with the effect of adsorpting lubrication oil is set in described shoe cream room 3.Described carrier 4 is oil suction felt.Can certainly be oil suction fibre, oil absorbent material, oil absorption paper etc.; Carrier can make shoe cream room fuel feeding more even, more for a long time; Oil suction felt has better Oil keeping can be good, and energy Reusability, make oil content more, fuel feeding is more even, therefore the utility model preferentially adopts oil suction felt to design.
Claims (4)
1. a self-lubricating oil-containing sliding bearing, include inner ring and outer ring, described outer ring sleeve is located on inner ring, described inner ring is the PM sintered materials containing oil transportation pore, closed shoe cream room is provided with between inner ring and outer ring, it is characterized in that: the axial one end of described inner ring outer circle wall is provided with outer annular protrusion, the axial the other end of inner ring outer circle wall is the nested end of path, inner ring outer circle wall is oil storage section between outer annular protrusion end nested with path, the endoporus of described outer ring is axially provided with interior annular protrusion with outer annular protrusion opposite side, the axial the other end of endoporus of outer ring is large footpath assembling nose end, the endoporus of outer ring is oil storage hole section between interior annular protrusion and large footpath assembling nose end, the interior annular protrusion end interference fit nested with the path of inner ring of outer ring, the large footpath assembling nose end of outer ring and the interior annular protrusion interference fit of inner ring, and form described shoe cream room in the oil storage hole section of described outer ring and the oil storage fragment position corresponding matching of inner ring.
2. self-lubricating oil-containing sliding bearing according to claim 1, is characterized in that: arrange the carrier with the effect of adsorpting lubrication oil in described shoe cream room.
3. self-lubricating oil-containing sliding bearing according to claim 2, is characterized in that: described carrier is oil suction felt.
4. self-lubricating oil-containing sliding bearing according to claim 1 or 2 or 3, it is characterized in that: the nested end of path and the oil storage section of described inner ring are identical being connected smoothly of external diameter, the large footpath assembling nose end of described outer ring is identical being connected smoothly of internal orifice dimension with oil storage hole section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420630317.9U CN204239474U (en) | 2014-10-28 | 2014-10-28 | A kind of self-lubricating oil-containing sliding bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420630317.9U CN204239474U (en) | 2014-10-28 | 2014-10-28 | A kind of self-lubricating oil-containing sliding bearing |
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| Publication Number | Publication Date |
|---|---|
| CN204239474U true CN204239474U (en) | 2015-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420630317.9U Expired - Fee Related CN204239474U (en) | 2014-10-28 | 2014-10-28 | A kind of self-lubricating oil-containing sliding bearing |
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| CN (1) | CN204239474U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107606168A (en) * | 2017-07-26 | 2018-01-19 | 盐城润浩密封件科技有限公司 | A kind of back up seal part of the housing of fluid machinery |
| CN108397479A (en) * | 2018-05-09 | 2018-08-14 | 海宁科巍轴承科技有限公司 | A kind of sliding full-ceramic bearing |
| CN111550492A (en) * | 2020-05-15 | 2020-08-18 | 重庆合达科技有限公司 | Oil-containing bearing assembly and assembling device thereof |
| CN113294358A (en) * | 2020-03-29 | 2021-08-24 | 苏州市臻湖流体技术有限公司 | Intelligent fume exhaust linear fan |
| WO2022246928A1 (en) * | 2021-05-24 | 2022-12-01 | 浙江图元智能装备科技有限公司 | Maintenance-free self-lubricating plain bearing having internal oil storage groove |
-
2014
- 2014-10-28 CN CN201420630317.9U patent/CN204239474U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107606168A (en) * | 2017-07-26 | 2018-01-19 | 盐城润浩密封件科技有限公司 | A kind of back up seal part of the housing of fluid machinery |
| CN108397479A (en) * | 2018-05-09 | 2018-08-14 | 海宁科巍轴承科技有限公司 | A kind of sliding full-ceramic bearing |
| CN113294358A (en) * | 2020-03-29 | 2021-08-24 | 苏州市臻湖流体技术有限公司 | Intelligent fume exhaust linear fan |
| CN111550492A (en) * | 2020-05-15 | 2020-08-18 | 重庆合达科技有限公司 | Oil-containing bearing assembly and assembling device thereof |
| CN111550492B (en) * | 2020-05-15 | 2021-02-09 | 重庆合达科技有限公司 | Oil-containing bearing assembly and assembling device thereof |
| WO2022246928A1 (en) * | 2021-05-24 | 2022-12-01 | 浙江图元智能装备科技有限公司 | Maintenance-free self-lubricating plain bearing having internal oil storage groove |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: Self-lubricating oil-contained sliding bearing Effective date of registration: 20171221 Granted publication date: 20150401 Pledgee: Agricultural Bank of China branch of Wenzhou economic and Technological Development Zone, Limited by Share Ltd. Pledgor: WENZHOU C&U AUTO BEARING CO.,LTD. Registration number: 2017330000316 |
|
| 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: 20201221 Granted publication date: 20150401 Pledgee: Agricultural Bank of China branch of Wenzhou economic and Technological Development Zone, Limited by Share Ltd. Pledgor: WENZHOU C&U AUTO BEARING Co.,Ltd. Registration number: 2017330000316 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150401 |