CN108999931B - Wear-resistant low-noise chain - Google Patents
Wear-resistant low-noise chain Download PDFInfo
- Publication number
- CN108999931B CN108999931B CN201810754158.6A CN201810754158A CN108999931B CN 108999931 B CN108999931 B CN 108999931B CN 201810754158 A CN201810754158 A CN 201810754158A CN 108999931 B CN108999931 B CN 108999931B
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- Prior art keywords
- roller
- wear
- chain
- resistant
- noise
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16G—BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING PURPOSES; CHAINS; FITTINGS PREDOMINANTLY USED THEREFOR
- F16G13/00—Chains
- F16G13/02—Driving-chains
- F16G13/06—Driving-chains with links connected by parallel driving-pins with or without rollers so called open links
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16G—BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING PURPOSES; CHAINS; FITTINGS PREDOMINANTLY USED THEREFOR
- F16G15/00—Chain couplings, Shackles; Chain joints; Chain links; Chain bushes
- F16G15/12—Chain links
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N1/00—Constructional modifications of parts of machines or apparatus for the purpose of lubrication
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
- General Details Of Gearings (AREA)
Abstract
The invention is suitable for the technical field of chains. The utility model provides a wear-resisting low noise chain, wear-resisting low noise chain concatenates by a plurality of groups chain link unit and forms, every group chain link unit includes two outer link plates, two inner link plates, the round pin axle, cylinder and roller, two inner link plates are located between two outer link plates, the round pin axle passes two inner link plates, and two outer link plates pass through the round pin hub connection, the round pin axle is located to the cylinder cover, the cylinder is located and is located between two inner link plates to the roller cover, the roller includes the roller main part and runs through the shaft hole on it along roller main part axial, the surface parcel of roller main part has wear-resisting rubber layer, the roller main part is equipped with oil storage hole and oil storage material. The wear-resistant low-noise chain provided by the invention has the advantages that the wear-resistant rubber layer wrapped on the outer surface of the roller is arranged, the noise generated when the roller collides with the chain wheel is greatly reduced, the chain is wear-resistant and has low working noise, lubricating oil is conveniently injected into a gap between the roller and the roller, and the service life of the chain is long.
Description
Technical Field
The invention belongs to the technical field of chains, and particularly relates to a wear-resistant low-noise chain.
Background
Chain transmission is a transmission mode for transmitting the motion and power of a driving sprocket with a special tooth form to a driven sprocket with a special tooth form through a chain. The chain transmission has many advantages, compared with the belt transmission, the chain transmission has no elastic sliding and slipping phenomena, the average transmission ratio is accurate, the work is reliable, and the efficiency is high; the transmission power is large, the overload capacity is strong, and the transmission size under the same working condition is small; the required tension is small, and the pressure acting on the shaft is small; it can work in severe environments such as high temperature, humidity, dustiness, pollution and the like. The bush roller chain is generally composed of an inner chain plate, an outer chain plate, a bush, a pin shaft and rollers, wherein the outer chain plate is fixed on the pin shaft, the inner chain plate is fixed on the bush, the rollers and the bush and the pin shaft can rotate relatively to form a hinge type connecting structure, and the engagement between the chain and the chain wheel is mainly rolling friction.
Among the prior art, chain and sprocket chain drive in-process, sprocket and chain intermeshing, sprocket and chain meshing's in-process, the sprocket can produce the roller and assault, because roller and sprocket are made by metal, can produce great noise when roller and sprocket collide, and can only follow the both ends of roller and pour into lubricating oil into to the gap between roller and the cylinder, lubricating oil be difficult to between infiltration roller and the cylinder, roller and cylinder friction loss are big, and chain life is short.
Disclosure of Invention
In order to solve the technical problems, the invention provides a chain which is low in noise and long in service life.
The invention is realized in such a way, the wear-resistant low-noise chain is formed by connecting a plurality of groups of chain link units in series, each group of chain link units comprises two outer chain plates, two inner chain plates, a pin shaft, a roller and a roller, the two inner chain plates are positioned between the two outer chain plates, the pin shaft penetrates through the two inner chain plates, the two outer chain plates are connected through the pin shaft, the roller is sleeved on the pin shaft, the two ends of the roller are respectively accommodated in the two inner chain plates, the roller is sleeved on the roller and positioned between the two inner chain plates, the roller comprises a roller main body and a shaft hole which penetrates through the roller main body along the axial direction of the roller main body, the roller penetrates through the shaft hole, the outer surface of the roller main body is wrapped with a wear-resistant rubber layer, the roller main body is provided with an oil storage hole which penetrates through the wear-resistant rubber layer and the roller main body, the oil storage hole is communicated with the shaft hole.
Preferably, a plurality of sound absorbing holes and sound absorbing materials filled in the sound absorbing holes are respectively formed in the two ends of the roller.
Preferably, the number of the sound absorption holes is multiple, and the sound absorption holes are annularly arrayed at two ends of the roller.
Preferably, the roller is further provided with an oil guide hole communicating a gap between the roller and the roller with a gap between the roller and the pin shaft.
Preferably, the outer surface of the roller main body is coated with a wear-resistant coating, and the wear-resistant rubber layer wraps the wear-resistant coating.
Preferably, the oil storage material is a non-woven fabric or a sponge.
Preferably, the oil storage holes are provided in plural numbers and are arranged at equal intervals in a longitudinal direction of the roller main body.
Preferably, the chain link unit further comprises a wear-resistant plate attached to the outer surface of the outer chain plate and having the same shape and size as the outer chain plate, the wear-resistant plate is made of a wear-resistant material, and the pin shaft penetrates through the wear-resistant plate and the outer chain plate simultaneously.
Preferably, two outer link plates are respectively provided with a through hole, two ends of each pin shaft respectively penetrate through one through hole, and each link unit further comprises a dust cover which is fixed on the outer link plates and used for sealing the through holes.
Preferably, the protruding boss that forms of side surface of outer link joint with the coaxial setting of through-hole, the round pin axle passes the boss, the surface of boss is equipped with the external screw thread, the shield be equipped with the internal thread that the external screw thread matches the setting, shield threaded connection in the boss.
According to the wear-resistant low-noise chain, the wear-resistant rubber layer wrapped on the outer surface of the roller is arranged, so that when the chain is meshed with the chain wheel, the wear-resistant rubber layer on the roller is contacted with the chain wheel, noise generated when the roller collides with the chain wheel is greatly reduced, and the chain is wear-resistant and has low working noise. Through set up the oil storage hole that is used for pouring into lubricating oil at the roller, conveniently pour into lubricating oil into to the clearance between roller and the cylinder to lubricate between roller and the cylinder, reduced the roller is relative the frictional resistance of cylinder makes the roller is relative the cylinder rolls freely, makes chain long service life, and the downthehole oil storage material of oil storage can be stored excessive lubricating oil, and the lubricating oil that the oil storage material was stored can be right the roller with lubricating oil in the clearance between the cylinder supplements, thereby need not the manual work and often pours into lubricating oil into to the chain into, makes things convenient for the use of chain.
Drawings
FIG. 1 is a perspective view of the wear resistant low noise chain of the present invention;
FIG. 2 is a schematic view of the structure of the wear-resistant low-noise chain of the present invention;
FIG. 3 is a schematic cross-sectional view of a roller of the wear-resistant low-noise chain of the present invention;
fig. 4 is a schematic cross-sectional view of the roller of the wear-resistant low-noise chain of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
According to the wear-resistant low-noise chain, the wear-resistant rubber layer wrapped on the outer surface of the roller is arranged, so that when the chain is meshed with the chain wheel, the wear-resistant rubber layer on the roller is contacted with the chain wheel, noise generated when the roller collides with the chain wheel is greatly reduced, and the chain has low working noise. Through set up the oil storage hole that is used for pouring into lubricating oil at the roller, conveniently pour into lubricating oil into to the clearance between roller and the cylinder to lubricate between roller and the cylinder, reduced the roller is relative the frictional resistance of cylinder makes the roller is relative the cylinder rolls freely, makes chain long service life, and the downthehole oil storage material of oil storage can be stored excessive lubricating oil, and the lubricating oil that the oil storage material was stored can be right the roller with lubricating oil in the clearance between the cylinder supplements, thereby need not the manual work and often pours into lubricating oil into to the chain into, makes things convenient for the use of chain.
Referring to fig. 1-3, fig. 1 is a perspective view of the wear-resistant low-noise chain of the present invention; FIG. 2 is a schematic view of the structure of the wear-resistant low-noise chain of the present invention; FIG. 3 is a schematic cross-sectional view of a roller of the wear-resistant low-noise chain of the present invention. This wear-resisting low noise chain is concatenated by a plurality of groups chain link unit and is formed, every group the chain link unit includes two outer link joint 1, two inner link joint 2, round pin axle 3, cylinder 4 and roller 5, two inner link joint 2 is located two between the outer link joint 1, round pin axle 3 passes two inner link joint 2, and two outer link joint 2 passes through round pin axle 3 is connected, cylinder 4 cover is located round pin axle 3 just 4 both ends of cylinder are acceptd respectively in two inner link joint 2, 5 covers of roller are located cylinder 4 is located two between the inner link joint 2, roller 5 includes roller main part 51 and follows roller main part 51 axial runs through shaft hole 52 on it, cylinder 4 passes shaft hole 52, the outer surface parcel of roller main part 51 has wear-resistant rubber layer 511, roller main part 51 is equipped with and runs through simultaneously wear-resistant rubber layer 511 with the oil storage hole 512 of roller main part 51 and fill in the oil storage material in oil storage hole 512 513, the oil storage hole 512 is communicated with the shaft hole 52.
In the embodiment of the invention, the outer surface of the roller main body 51 is wrapped with the wear-resistant rubber layer 511, and when the chain is meshed with the chain wheel, the wear-resistant rubber layer 511 on the roller 5 is contacted with the chain wheel, so that the noise generated when the roller 5 collides with the chain wheel is greatly reduced, the working noise of the chain is low, and the chain has good wear resistance. The roller body 51 is provided with an oil storage hole 512 which penetrates through the wear-resistant rubber layer 511 and the roller body 51, and the oil storage hole 512 is used for injecting lubricating oil so as to lubricate the roller 51 and the roller 4. When the lubricating oil is injected into the oil reservoir 512, the injected lubricating oil flows into the gap between the roller 5 and the roller 4 through the oil reservoir 512, thereby lubricating the roller 5 and the roller 4, reducing the frictional resistance of the roller 5 against the roller 4, allowing the roller 5 to freely roll against the roller 4, and prolonging the service life of the chain. Through setting up oil storage hole 512, be convenient for lubricating oil flow in the clearance between roller 5 with the cylinder 4 to make lubricating oil fill in the clearance between roller 5 and the cylinder 4, and oil storage material 513 in the oil storage hole 512 can store excessive lubricating oil, and in the chain motion process, when lubricating oil in the clearance between roller 5 and the cylinder 4 is used up the back, lubricating oil that oil storage material 513 stored can be right lubricating oil in the clearance between roller 5 and the cylinder 4 is replenished, thereby need not the manual work and often pours into lubricating oil into to the chain, makes things convenient for the use of chain.
In one embodiment of the present invention, the oil storage holes 512 are provided in plural numbers and at equal intervals in the longitudinal direction of the roller main body 51, so that the lubricating oil can uniformly flow into the gap between the roller 5 and the drum 4.
As an embodiment of the present invention, the oil storage material 513 is a non-woven fabric or a sponge.
As an embodiment of the present invention, the outer surface of the roller main body 51 is coated with a wear-resistant coating 514, and the wear-resistant rubber layer 511 wraps the wear-resistant coating 514. The wear-resistant coating 514 is coated on the outer surface of the roller main body 51, so that the chain wheel is prevented from being directly contacted with the roller main body 51 due to the fracture of the wear-resistant rubber layer 511, the wear resistance of the roller main body 51 is improved, and the service life of the chain is further prolonged.
Referring to fig. 4, fig. 4 is a schematic cross-sectional view of a roller in the wear-resistant low-noise chain of the present invention. In an embodiment of the present invention, a plurality of sound absorbing holes 41 and a sound absorbing material 42 filled in the sound absorbing holes 41 are respectively formed at both ends of the drum 4. In the process of chain movement, the roller 4 and the pin shaft 3 rotate relatively to generate certain noise, and the sound-absorbing material 42 is used for absorbing the noise generated by the relative rotation of the roller 4 and the pin shaft 3, so that the noise generated in the process of chain movement is greatly reduced. The sound absorbing material 42 is sound absorbing cotton, and the sound absorbing material 42 is bonded in the sound absorbing hole 41.
As an embodiment of the present invention, the number of the sound absorbing holes 41 is plural, and the sound absorbing holes 41 are annularly arrayed at both ends of the drum 4. By setting the number of sound absorbing holes 41 to a plurality, the sound absorbing effect is further improved.
As an embodiment of the present invention, the roller 4 is further provided with an oil guide hole 43 communicating a gap between the roller 4 and the roller 5 and a gap between the roller 4 and the pin 3. When lubricating oil is injected into the oil storage hole 512, the injected lubricating oil flows into the gap between the roller 5 and the roller 4 through the oil storage hole 512, meanwhile, the lubricating oil in the gap between the roller 5 and the roller 4 can flow into the gap between the roller 4 and the pin shaft 3 through the oil guide hole 43 to lubricate the roller 4 and the pin shaft 3, so that the roller 4 can freely roll relative to the pin shaft 3, the friction resistance of the roller 4 relative to the pin shaft 3 is reduced, and the lubricating oil can conveniently flow into the gap between the roller 4 and the pin shaft 3 through the oil guide hole 43, thereby prolonging the service life of the chain.
As an embodiment of the present invention, the link unit further includes a wear plate 6 attached to the outer surface of the outer link plate 2 and conforming to the shape and size of the outer link plate 2, the wear plate 6 is made of a wear-resistant material, and the pin 3 penetrates through both the wear plate 6 and the outer link plate 2. The wear-resistant plate 6 is used for protecting the outer chain plate 2 and preventing the chain from rubbing with the ground or other objects in the movement process, so that the abrasion to the chain is reduced, and the service life of the chain is prolonged.
As an embodiment of the present invention, two of the outer link plates 1 are respectively provided with a through hole, both ends of each pin shaft 3 respectively pass through one of the through holes (not numbered), and the link unit further includes a dust cap 7 fixed to the outer link plate 1 and sealing the through holes. The dustproof cover 7 is used for sealing the through hole and preventing dust and impurities from entering between the pin shaft 3 and the roller 4 from the through hole to influence the rotation of the roller 4, so that the roller 4 can roll freely, and the reliability of chain transmission is improved.
As an embodiment of the present invention, a boss 12 coaxially disposed with the through hole is formed by protruding a side surface of the outer link plate 1, the pin shaft 3 passes through the boss 12, an external thread is disposed on an outer surface of the boss 12, an internal thread matched with the external thread is disposed on the dust cap 7, and the dust cap 7 is screwed to the boss 12. Through with shield 7 with boss 12 threaded connection on the outer link plate 1, be convenient for the dismantlement and the installation of shield.
According to the wear-resistant low-noise chain, the wear-resistant rubber layer wrapped on the outer surface of the roller is arranged, so that when the chain is meshed with the chain wheel, the wear-resistant rubber layer on the roller is contacted with the chain wheel, noise generated when the roller collides with the chain wheel is greatly reduced, and the chain has low working noise. Through set up the oil storage hole that is used for pouring into lubricating oil at the roller, conveniently pour into lubricating oil into to the clearance between roller and the cylinder to lubricate between roller and the cylinder, reduced the roller is relative the frictional resistance of cylinder makes the roller is relative the cylinder rolls freely, has prolonged the life of chain, and the downthehole oil storage material of oil storage can be stored excessive lubricating oil, and the lubricating oil that the oil storage material was stored can be right the roller with lubricating oil in the clearance between the cylinder supplements, thereby need not the manual work and often pours into lubricating oil into to the chain into, makes things convenient for the use of chain.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The wear-resistant low-noise chain is characterized in that the wear-resistant low-noise chain is formed by serially connecting a plurality of groups of chain link units, each group of chain link units comprises two outer chain plates, two inner chain plates, a pin shaft, a roller and a roller, the two inner chain plates are positioned between the two outer chain plates, the pin shaft penetrates through the two inner chain plates, the two outer chain plates are connected through the pin shaft, the roller is sleeved on the pin shaft, the two ends of the roller are respectively accommodated in the two inner chain plates, the roller is sleeved on the roller and positioned between the two inner chain plates, the roller comprises a roller main body and a shaft hole which axially penetrates through the roller main body, the roller penetrates through the shaft hole, the outer surface of the roller main body is wrapped with a wear-resistant rubber layer, the roller main body is provided with an oil storage hole which simultaneously penetrates through the wear-resistant rubber layer and the roller main body, and is filled, the oil storage hole is communicated with the shaft hole;
the two ends of the roller are respectively provided with a plurality of sound absorption holes and sound absorption materials filled in the sound absorption holes;
the number of the sound absorption holes is multiple, and the sound absorption holes are annularly arrayed at two ends of the roller;
the roller is also provided with an oil guide hole which is communicated with the gap between the roller and the pin shaft.
2. The wear resistant, low noise chain of claim 1, wherein said outer surface of said roller body is coated with a wear resistant coating, said wear resistant rubber layer wrapping said wear resistant coating.
3. The wear-resistant low-noise chain according to claim 1, wherein the oil storage material is a non-woven fabric or a sponge.
4. The wear resistant, low noise chain of claim 1, wherein said oil reservoir is plural in number and is disposed at equal intervals along the length of said roller body.
5. The wear resistant, low noise chain of claim 1, wherein said link element further comprises a wear plate attached to an outer surface of said outer link plate and conforming to a shape and size of said outer link plate, said wear plate being made of a wear resistant material, said pin shaft passing through both said wear plate and said outer link plate.
6. A wear-resistant, low-noise chain according to claim 1, wherein each of said outer link plates is provided with a through hole through which each of both ends of said pin shaft passes, and said link unit further comprises a dust cap fixed to said outer link plate and sealing said through holes.
7. The wear-resistant low-noise chain according to claim 6, wherein the side surface of the outer link plate is protruded to form a boss coaxially disposed with the through hole, the pin shaft passes through the boss, an outer surface of the boss is provided with an external thread, the dust cap is provided with an internal thread disposed to match the external thread, and the dust cap is threadedly coupled to the boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810754158.6A CN108999931B (en) | 2018-07-11 | 2018-07-11 | Wear-resistant low-noise chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810754158.6A CN108999931B (en) | 2018-07-11 | 2018-07-11 | Wear-resistant low-noise chain |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108999931A CN108999931A (en) | 2018-12-14 |
| CN108999931B true CN108999931B (en) | 2021-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810754158.6A Active CN108999931B (en) | 2018-07-11 | 2018-07-11 | Wear-resistant low-noise chain |
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| CN (1) | CN108999931B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109941673A (en) * | 2019-04-25 | 2019-06-28 | 浙江安驰机械有限公司 | A kind of durable industrial conveyor chain of Portable dismantling type |
| CN111503223B (en) * | 2020-03-18 | 2022-10-11 | 江山市王牌链业有限公司 | Anti-blocking chain group structure |
| CN215487587U (en) * | 2021-03-03 | 2022-01-11 | 江苏小太阳技术发展有限公司 | Oil-free chain of multilayer setting machine |
| CN114183502A (en) * | 2021-11-16 | 2022-03-15 | 安徽绩溪徽山链传动有限公司 | Sealed oiling-free chain |
| CN115342162A (en) * | 2022-09-02 | 2022-11-15 | 杭州东腾实业有限公司 | High-strength conveying chain |
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|---|---|---|---|---|
| GB922307A (en) * | 1961-07-15 | 1963-03-27 | Werner Ruberg | Roller chain link |
| CN102066229A (en) * | 2008-06-16 | 2011-05-18 | 通力股份公司 | Drive chain having sliding bushing |
| CN204025531U (en) * | 2014-08-11 | 2014-12-17 | 张文球 | Durable type chain |
| CN204675239U (en) * | 2015-04-17 | 2015-09-30 | 环球传动泰州有限公司 | A kind of chain of improvement |
| CN204704316U (en) * | 2015-03-27 | 2015-10-14 | 杭州萧山万隆机械有限公司 | A kind of edge graphite sleeve roller chain |
| CN207178578U (en) * | 2017-09-01 | 2018-04-03 | 玉环县凯立汽车配件有限公司 | A kind of timing chain |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101737454A (en) * | 2008-11-27 | 2010-06-16 | 超汇桂盟传动（苏州）有限公司 | Wear-resisting chain |
| JP6334756B1 (en) * | 2017-02-07 | 2018-05-30 | 株式会社椿本チエイン | Seal chain |
| CN206943330U (en) * | 2017-05-17 | 2018-01-30 | 杭州萧山万隆机械有限公司 | One kind exempts from lubricating chain roller |
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2018
- 2018-07-11 CN CN201810754158.6A patent/CN108999931B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB922307A (en) * | 1961-07-15 | 1963-03-27 | Werner Ruberg | Roller chain link |
| CN102066229A (en) * | 2008-06-16 | 2011-05-18 | 通力股份公司 | Drive chain having sliding bushing |
| CN204025531U (en) * | 2014-08-11 | 2014-12-17 | 张文球 | Durable type chain |
| CN204704316U (en) * | 2015-03-27 | 2015-10-14 | 杭州萧山万隆机械有限公司 | A kind of edge graphite sleeve roller chain |
| CN204675239U (en) * | 2015-04-17 | 2015-09-30 | 环球传动泰州有限公司 | A kind of chain of improvement |
| CN207178578U (en) * | 2017-09-01 | 2018-04-03 | 玉环县凯立汽车配件有限公司 | A kind of timing chain |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108999931A (en) | 2018-12-14 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A wear-resistant and low noise chain Effective date of registration: 20220607 Granted publication date: 20210402 Pledgee: China Co. truction Bank Corp Yiyang branch Pledgor: YIYANG BAILIAN CHAIN TECHNOLOGY Co.,Ltd. Registration number: Y2022980007124 |
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