CN204610725U - A kind of chain stretching device - Google Patents
A kind of chain stretching device Download PDFInfo
- Publication number
- CN204610725U CN204610725U CN201520276527.7U CN201520276527U CN204610725U CN 204610725 U CN204610725 U CN 204610725U CN 201520276527 U CN201520276527 U CN 201520276527U CN 204610725 U CN204610725 U CN 204610725U
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- CN
- China
- Prior art keywords
- chain
- belt pulley
- sprocket
- speed reducer
- stretching device
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- 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 - Fee Related
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Abstract
The utility model proposes a kind of chain stretching device, comprise main shaft, speed reducer, motor, described speed reducer be provided with output sprocket, described output sprocket and described main shaft by chain ring around, described speed reducer side is provided with big belt pulley, described motor output end is provided with small belt pulley, between described big belt pulley and small belt pulley by vee belt around; Described chain bottom is provided with tension wheel structure, described tension wheel structure is pressed on described chain, by adjusting the distance of sprocket tensioning structure and chain, the elasticity of adjustment chain, ensures that sprocket driving is steady, chain and sprocket wheel is made to keep closing in fact, ensure the stability of transmission, and add the working life of sprocket wheel, simultaneously, this device is applicable to various chain transmission structure, and using scope is wide.
Description
Technical field
The utility model relates to annular forging piece and manufactures field, particularly relates to a kind of chain stretching device.
Background technique
Chain drive structure, normally speed reducer band movable sprocket, drive main spindle drives, and after Long-Time Service, chain can produce loosening, thus cause chain to be beated on sprocket wheel, transmission has some setbacks, and Long-Time Service can make sprocket wheel wear and tear, and chain drive structure applies to the little of heat treatment department electric furnace and lifts on car, if sprocket wear, have a strong impact on production process.
Model utility content
For solving the problems of the technologies described above, the utility model proposes a kind of chain stretching device, comprise main shaft, speed reducer, motor, described speed reducer be provided with output sprocket, described output sprocket and described main shaft by chain ring around, described speed reducer side is provided with big belt pulley, described motor output end is provided with small belt pulley, between described big belt pulley and small belt pulley by vee belt around; Described chain bottom is provided with tension wheel structure, and described tension wheel structure is pressed on described chain.
Further preferred version of the present utility model, described tension wheel structure comprises support, rotating shaft, bearing, halo, and described support two ends are provided with two described bearings, and described rotating shaft is through two described bearings, and in the rotating shaft between described support, cover has described halo.
Further preferred version of the present utility model, is provided with spacer between the bearing on described halo and described support.
Further preferred version of the present utility model, described support both sides are provided with end cap, and described end cap is screwed on described support.
Further preferred version of the present utility model, described bearing is deep groove ball bearing.
The chain stretching device that the utility model proposes has following beneficial effect: by adjusting the distance of sprocket tensioning structure and chain, the elasticity of adjustment chain, guarantee sprocket driving is steady, chain and sprocket wheel is made to keep closing in fact, ensure the stability of transmission, and add the working life of sprocket wheel, simultaneously, this device is applicable to various chain transmission structure, and using scope is wide.
Accompanying drawing explanation
In order to be illustrated more clearly in the technological scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is tension wheel structure structural representation of the present utility model;
Fig. 3 is the side structure schematic diagram of tension wheel structure of the present utility model;
Wherein, 1-main shaft, 2-speed reducer, 3-motor, 4-output sprocket, 5-chain, 6-big belt pulley, 7-small belt pulley, 8-vee belt, 9-tension wheel structure, 10-support, 11-rotating shaft, 12-bearing, 13-halo, 14-spacer, 15-end cap, 16-screw.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technological scheme in the utility model embodiment is clearly and completely described.
Composition graphs 1-3, the utility model proposes a kind of chain stretching device, comprise main shaft 1, speed reducer 2, motor 3, described speed reducer 2 be provided with output sprocket 4, described output sprocket 4 and described main shaft 1 by chain 5 around, described speed reducer 2 side is provided with big belt pulley 6, described motor 3 output terminal is provided with small belt pulley 7, between described big belt pulley 6 and small belt pulley 7 by vee belt 8 around; Described chain 5 bottom is provided with tension wheel structure 9, described tension wheel structure 9 is pressed on described chain 5, during the work of this device, motor 3 rotates, and small belt pulley 7 drives big belt pulley 6 to rotate, and by speed reducer 2, output sprocket 4 is rotated, output sprocket 4 drives main shaft 1 to rotate by chain 5, main shaft 1 end is connected with rotating machinery, as the little equipment lifted car etc. and need drive mechanism to drive of heat-treating machine, presses close to chain 5 adjust elasticity the most suitable by tension wheel structure 9.
Further preferred version of the present utility model, described tension wheel structure 9 comprises support 10, rotating shaft 11, bearing 12, halo 13, described support 10 two ends are provided with two described bearings 12, described rotating shaft 11 is through two described bearings 12, in rotating shaft 11 between described support 10, cover has described halo 13, by halo 13 as between two bearings 12, again rotating shaft 11 is once passed support 10, halo 13, support 10, chain 5 is inwardly pressed by halo 13, obtain chain elasticity the most suitable, halo 13 rotates the transmission ensureing chain 5, and chain 5 can not be made stuck.
Further preferred version of the present utility model, spacer 14 is provided with between bearing 12 on described halo 13 and described support 10, use spacer 14 distance between bearing 12 and halo 13 to be fixed, halo 13 can not side-to-side movement in rotating shaft 11 again, and is fixed by bearing 12.
Further preferred version of the present utility model, described support 10 both sides are provided with end cap 15, and described end cap 15 is fixed on described support 10 by screw 16, and end cap 15 is fixing over the mount 10 by screw 16, the bearing 12 of support 10 inside is fixed, is convenient to rotating shaft 11 and rotates in bearing 12.
Further preferred version of the present utility model, described bearing 12 is deep groove ball bearing.
To be apparent for those skilled in the art to the multiple amendment of embodiment, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (5)
1. a chain stretching device, it is characterized in that, comprise main shaft, speed reducer, motor, described speed reducer be provided with output sprocket, described output sprocket and described main shaft by chain ring around, described speed reducer side is provided with big belt pulley, described motor output end is provided with small belt pulley, between described big belt pulley and small belt pulley by vee belt around; Described chain bottom is provided with tension wheel structure, and described tension wheel structure is pressed on described chain.
2. chain stretching device according to claim 1, it is characterized in that, described tension wheel structure comprises support, rotating shaft, bearing, halo, and described support two ends are provided with two described bearings, described rotating shaft is through two described bearings, and in the rotating shaft between described support, cover has described halo.
3. chain stretching device according to claim 2, is characterized in that, is provided with spacer between the bearing on described halo and described support.
4. chain stretching device according to claim 2, is characterized in that, described support both sides are provided with end cap, and described end cap is screwed on described support.
5. chain stretching device according to claim 4, is characterized in that, described bearing is deep groove ball bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520276527.7U CN204610725U (en) | 2015-04-30 | 2015-04-30 | A kind of chain stretching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520276527.7U CN204610725U (en) | 2015-04-30 | 2015-04-30 | A kind of chain stretching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204610725U true CN204610725U (en) | 2015-09-02 |
Family
ID=53963293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520276527.7U Expired - Fee Related CN204610725U (en) | 2015-04-30 | 2015-04-30 | A kind of chain stretching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204610725U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109455907A (en) * | 2018-11-15 | 2019-03-12 | 彩虹（合肥）光伏有限公司 | A kind of calender transition roller table tensioning device |
-
2015
- 2015-04-30 CN CN201520276527.7U patent/CN204610725U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109455907A (en) * | 2018-11-15 | 2019-03-12 | 彩虹（合肥）光伏有限公司 | A kind of calender transition roller table tensioning device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: Xiangyang Village in Suzhou City, Jiangsu province 215625 Zhangjiagang City Jin Fengzhen Jiangsu Rongcheng forging Limited by Share Ltd Patentee after: JIANGSU RONGCHENG FORGINGS CO.,LTD. Address before: Xiangyang Village of Suzhou city in Jiangsu province Zhangjiagang City Jin Fengzhen Patentee before: JIANGSU RONGCHENG RING FORGINGS CO.,LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150902 |