CN203753783U - Chain conveying device and metallurgical production line - Google Patents
Chain conveying device and metallurgical production line Download PDFInfo
- Publication number
- CN203753783U CN203753783U CN201420148642.1U CN201420148642U CN203753783U CN 203753783 U CN203753783 U CN 203753783U CN 201420148642 U CN201420148642 U CN 201420148642U CN 203753783 U CN203753783 U CN 203753783U
- Authority
- CN
- China
- Prior art keywords
- chain
- carrier bar
- roller
- chain conveyor
- bearing pin
- 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 - Fee Related
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Abstract
The utility model provides a chain conveying device and a metallurgical production line. The chain conveying device comprises chain links, first chain plates which connect the adjacent two chain links and pin shafts which fixedly connect the chain links and the first chain plates; the chain links comprise second chain plates which are arranged in a parallel mode, two rolling wheels which are arranged between the two chain plates and at two ends of the two chain plates, rolling wheel bearing bushes and rolling wheel shaft sleeves; the rolling wheel shaft bushes which are sleeved inside the rolling wheels are in interference fit with the rolling wheels; the rolling wheel shaft sleeves which are sleeved inside the rolling wheel shaft bushes are for the pin shafts to be sleeved internally; two ends of the rolling wheel shaft sleeves are connected with the second chain plates; the rolling wheel shaft bushes are bakelite shaft bushes. The chain conveying device has the advantages of effectively reducing damp air or cold water influences to chain link friction pairs, accordingly reducing the degree of abrasion under the damp environment or during workpiece cold rolling, improving the service life, effectively reducing the rusted degree of the rolling wheel shaft bushes and effectively improving the service life.
Description
Technical field
The utility model relates to chain conveying technology field, more particularly, relates to a kind of chain conveyor and metallurgical production line.
Background technology
In metallurgical production line, for hot-rolled process, conventionally adopt chain conveyor to carry rolled piece.There are two kinds of types of cooling in cold bed rolled piece, one is that nature is cooling, and another kind is to adopt cooling water expansion tank pressure cooling.In order to improve cooling effectiveness, conventionally adopt cooling water expansion tank to force cooling.
But, adopt cooling water expansion tank to force when cooling, cooling water expansion tank is sprayed on chain and enters friction pair in large quantities, causes chain wearing and tearing in the time rolling more serious, adds corrosion, makes the service life of chain lower.
In sum, how reducing the degree of wear of chain conveyor in the time of wet environment or water-cooled rolled piece, to improve the service life of chain conveyor, is current those skilled in the art's problem demanding prompt solution.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of chain conveyor, to reduce its degree of wear when wet environment or the water-cooled rolled piece, improves its service life.Another object of the present utility model is to provide a kind of metallurgical production line with above-mentioned chain conveyor.
In order to achieve the above object, the utility model provides following technical scheme:
A kind of chain conveyor, comprising: chain link, connect the first carrier bar of adjacent two described chain links, and be fixedly connected with the bearing pin of described chain link and described the first carrier bar; Wherein, described chain link comprises:
Two the second carrier bars that be arranged in parallel, two all between two described the second carrier bars and lay respectively at the roller at described the second carrier bar two ends, inside be placed on described roller and the roller bearing shell with described roller interference fit, be inside placed on described roller bearing shell and the roller axle sleeve for described bearing pin inner sleeve; Wherein, the two ends of described roller axle sleeve are all connected with described the second carrier bar, and described roller bearing shell is bakelite bearing shell.
Preferably, in above-mentioned chain conveyor, the two ends of described the first carrier bar are provided with the first circular mounting hole, and the two ends of described bearing pin coordinate with described the first mounting hole.
Preferably, in above-mentioned chain conveyor, the two ends of described the second carrier bar are provided with the second mounting hole, and the hole wall of described the second mounting hole comprises two cambered surface hole walls that relative plane hole wall is relative with two, and the two ends of described cambered surface hole wall are connected with two described plane hole walls respectively; The two ends of described roller axle sleeve coordinate with described the second mounting hole.
Preferably, above-mentioned chain conveyor, also comprises: be arranged at described bearing pin two ends, and prevent the locking bearing pin that described bearing pin is loosening.
Preferably, in above-mentioned chain conveyor, described the first carrier bar and described the second carrier bar are rectangular slab.
Preferably, in above-mentioned chain conveyor, described chain pitch is 200mm; The external diameter of described roller is 65mm, and the internal diameter of described roller is 45mm, and the thickness of described roller is 50mm; The external diameter of described roller bearing shell is 45mm, and the internal diameter of described roller bearing shell is 33mm; The length of described the first carrier bar and described the second carrier bar is 78mm, and the thickness of described the first carrier bar and described the second carrier bar is 10mm; The diameter of described bearing pin is 32mm, and the length of described bearing pin is 110mm.
Based on the above-mentioned chain conveyor providing, the utility model also provides a kind of metallurgical production line, and this metallurgical production line has the chain conveyor described in above-mentioned any one.
The chain conveyor that the utility model provides, by be provided with roller bearing shell between roller axle sleeve and roller, and roller bearing shell is bakelite bearing shell, effectively reduce the impact on chain link friction pair of damp air or cold water, thereby reduced the degree of wear of chain conveyor in the time of wet environment or water-cooled rolled piece, and then the service life of having improved this chain conveyor.
Meanwhile, the chain conveyor that the utility model provides, roller bearing shell is bakelite bearing shell, due to bakelite bearing shell withstanding corrosion, like this, effectively reduces roller bearing shell by the degree of corrosion, has effectively improved the service life of this chain conveyor; And above-mentioned chain conveyor, simple in structure, to safeguard more conveniently, cost is lower.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The front view of chain link in the chain conveyor that Fig. 1 provides for the utility model embodiment;
The birds-eye view of chain link in the chain conveyor that Fig. 2 provides for the utility model embodiment;
The front view of the chain conveyor that Fig. 3 provides for the utility model embodiment;
The birds-eye view of the chain conveyor that Fig. 4 provides for the utility model embodiment.
In upper Fig. 1-Fig. 4:
1 is that roller axle sleeve, 2 is that roller bearing shell, 3 is that roller, 4 is that the second carrier bar, 5 is that bearing pin, 6 is that locking bearing pin, 7 is the first carrier bar.
Detailed description of the invention
The utility model embodiment provides a kind of chain conveyor, has reduced its degree of wear in the time of wet environment or water-cooled rolled piece, has improved its service life.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
The chain conveyor that the utility model embodiment provides, comprising: chain link, connect the first carrier bar 7 of adjacent two chain links, and be fixedly connected with the bearing pin 5 of chain link and the first carrier bar 7; Wherein, chain link comprises: two the second carrier bars 4 that be arranged in parallel, two are inside placed on roller 3 and the roller bearing shell 2 with roller 3 interference fit all between two the second carrier bars 4 and lay respectively at the roller 3 at the second carrier bar 4 two ends, are inside placed on roller shaft watts 2 and the roller axle sleeve 1 for bearing pin 5 inner sleeves; Wherein, the two ends of roller axle sleeve 1 are all connected with the second carrier bar 4, and roller bearing shell 2 is bakelite bearing shell.
It should be noted that, connecting two chain links that are connected needs 7, two the first carrier bars 7 of two the first carrier bars to be arranged in parallel; Bearing pin 5 is arranged at the two ends of the first carrier bar 7.Roller bearing shell 2 and roller axle sleeve 1 are tubular structure.
The chain conveyor that the utility model embodiment provides, by be provided with roller bearing shell 2 between roller axle sleeve 1 and roller 3, and roller bearing shell 2 is bakelite bearing shell, effectively reduce the impact on chain link friction pair of damp air or cold water, thereby reduced the degree of wear of chain conveyor in the time of wet environment or water-cooled rolled piece, and then the service life of having improved this chain conveyor.
Meanwhile, the chain conveyor that the utility model embodiment provides, roller bearing shell 2 is bakelite bearing shell, due to bakelite bearing shell withstanding corrosion, like this, effectively reduces roller bearing shell by the degree of corrosion, has effectively improved the service life of this chain conveyor; And above-mentioned chain conveyor, simple in structure, to safeguard more conveniently, cost is lower.
Preferably, in the chain conveyor that above-described embodiment provides, the two ends of the first carrier bar 7 are provided with the first circular mounting hole, and the two ends of bearing pin 5 coordinate with the first mounting hole.It should be noted that, the two ends of bearing pin 5 are rounded, bearing pin 5 and the first mounting hole interference fit.
Further, in the chain conveyor that above-described embodiment provides, the two ends of the second carrier bar 4 are provided with the second mounting hole, and the hole wall of this second mounting hole comprises two cambered surface hole walls that relative plane hole wall is relative with two, and the two ends of cambered surface hole wall are connected with two plane hole walls respectively; The two ends of roller axle sleeve 1 coordinate with the second mounting hole.It should be noted that, the two ends exterior contour of roller axle sleeve 1 is identical with the shape of the second mounting hole, to ensure the interference fit of roller axle sleeve 1 and the second carrier bar 4.By the second mounting hole of flat is set on the second carrier bar 4, effectively ensure being connected of roller axle sleeve 1 and the second carrier bar 4, improve serviceability and service life.
In the chain conveyor that above-described embodiment provides, the corresponding central angle of cambered surface hole wall of the second mounting hole is greater than 90 °, in actual application, size and the concrete structure of the second mounting hole is set according to actual needs, is not limited to this.
Occur to become flexible for fear of bearing pin 5, the chain conveyor that above-described embodiment provides, also comprises: be arranged at bearing pin 5 two ends, and prevent the locking bearing pin 6 that bearing pin 5 is loosening.
Preferably, in the chain conveyor that above-described embodiment provides, the first carrier bar 7 and the second carrier bar 4 are rectangular slab.Further, the two ends of the two ends of the first carrier bar 7 and the second carrier bar 4 are provided with chamfering, with ease of assembly.Certainly, the first carrier bar 7 and the second carrier bar 4 also can be other shapes, such as trapezoidal etc.
In the chain conveyor that above-described embodiment provides, for the size of all parts, can set according to actual needs, the utility model embodiment does not limit this.Conventionally, while use, preferentially selecting chain pitch is 200mm; The external diameter of roller 3 is 65mm, and the internal diameter of roller 3 is 45mm, and the thickness of roller 3 is 50mm; The external diameter of roller bearing shell 2 is 45mm, and the internal diameter of roller bearing shell 2 is 33mm; The length of the first carrier bar 7 and the second carrier bar 4 is 78mm, and the thickness of the first carrier bar 7 and the second carrier bar 4 is 10mm; The diameter of bearing pin 5 is 32mm, and the length of bearing pin 5 is 110mm.It should be noted that, chain pitch is the width between centers of two roller axle sleeves 1 in a chain link.
The chain conveyor providing based on above-described embodiment, the utility model embodiment also provides a kind of metallurgical production line, and this metallurgical production line has the chain conveyor described in above-described embodiment.
The chain conveyor providing due to above-described embodiment has above-mentioned technique effect, the metallurgical production line that the utility model embodiment provides has the chain conveyor described in above-described embodiment, the metallurgical production line that the utility model embodiment provides also has corresponding technique effect, repeats no more herein.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiment, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (7)
1. a chain conveyor, comprising: chain link, connect first carrier bar (7) of adjacent two described chain links, and be fixedly connected with the bearing pin (5) of described chain link and described the first carrier bar (7); It is characterized in that, described chain link comprises:
Two the second carrier bars (4) that be arranged in parallel, two rollers (3) that are all positioned between two described the second carrier bars (4) and lay respectively at described the second carrier bar (4) two ends, inside be placed on described roller (3) and the roller bearing shell (2) with described roller (3) interference fit, be inside placed on described roller bearing shell (2) and the roller axle sleeve (1) for described bearing pin (5) inner sleeve; Wherein, the two ends of described roller axle sleeve (1) are all connected with described the second carrier bar (4), and described roller bearing shell (2) is bakelite bearing shell.
2. chain conveyor as claimed in claim 1, is characterized in that, the two ends of described the first carrier bar (7) are provided with the first circular mounting hole, and the two ends of described bearing pin (5) coordinate with described the first mounting hole.
3. chain conveyor as claimed in claim 1, it is characterized in that, the two ends of described the second carrier bar (4) are provided with the second mounting hole, the hole wall of described the second mounting hole comprises two cambered surface hole walls that relative plane hole wall is relative with two, and the two ends of described cambered surface hole wall are connected with two described plane hole walls respectively; The two ends of described roller axle sleeve (1) coordinate with described the second mounting hole.
4. chain conveyor as claimed in claim 1, is characterized in that, also comprises: be arranged at described bearing pin (5) two ends, and prevent the locking bearing pin (6) that described bearing pin (5) is loosening.
5. chain conveyor as claimed in claim 1, is characterized in that, described the first carrier bar (7) and described the second carrier bar (4) are rectangular slab.
6. chain conveyor as claimed in claim 1, is characterized in that, described chain pitch is 200mm; The external diameter of described roller (3) is 65mm, and the internal diameter of described roller (3) is 45mm, and the thickness of described roller (3) is 50mm; The external diameter of described roller bearing shell (2) is 45mm, and the internal diameter of described roller bearing shell (2) is 33mm; The length of described the first carrier bar (7) and described the second carrier bar (4) is 78mm, and the thickness of described the first carrier bar (7) and described the second carrier bar (4) is 10mm; The diameter of described bearing pin (5) is 32mm, and the length of described bearing pin (5) is 110mm.
7. a metallurgical production line, is characterized in that, has the chain conveyor as described in any one in claim 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420148642.1U CN203753783U (en) | 2014-03-28 | 2014-03-28 | Chain conveying device and metallurgical production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420148642.1U CN203753783U (en) | 2014-03-28 | 2014-03-28 | Chain conveying device and metallurgical production line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203753783U true CN203753783U (en) | 2014-08-06 |
Family
ID=51249085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420148642.1U Expired - Fee Related CN203753783U (en) | 2014-03-28 | 2014-03-28 | Chain conveying device and metallurgical production line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203753783U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109095104A (en) * | 2018-10-08 | 2018-12-28 | 长兴华锐机械设备有限公司 | Chain is used in a kind of dustless line track conveying |
-
2014
- 2014-03-28 CN CN201420148642.1U patent/CN203753783U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109095104A (en) * | 2018-10-08 | 2018-12-28 | 长兴华锐机械设备有限公司 | Chain is used in a kind of dustless line track conveying |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140806 Termination date: 20160328 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |