CN202912258U - Top plate roller chain - Google Patents
Top plate roller chain Download PDFInfo
- Publication number
- CN202912258U CN202912258U CN 201220617380 CN201220617380U CN202912258U CN 202912258 U CN202912258 U CN 202912258U CN 201220617380 CN201220617380 CN 201220617380 CN 201220617380 U CN201220617380 U CN 201220617380U CN 202912258 U CN202912258 U CN 202912258U
- Authority
- CN
- China
- Prior art keywords
- top board
- carrier bar
- hinge
- roller chain
- chain
- 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 relates to a top plate roller chain which is formed by a plurality of hinge units. Every two adjacent hinge units are connected through a pin shaft. Each hinge unit comprises a top plate and chain plates which are in a surface plate shape. A pair of through holes is formed in the side face of each chain plate at intervals. Protrusions are arranged on the upper surface of each chain plate. A pair of chain plates is arranged in a parallel mode. The protrusions on the upper surface of each chain plate are melted and welded on the top plate. According to the top plate roller chain, the protrusions are arranged on the upper surface of each chain plate and are melted and welded on the top plate, welding firmness is high, the chain plates can not fall off easily, the top plate roller chain is suitable for industrial production, and production efficiency is high. At the same time, according to the pin shaft, due to the fact that grooves are formed in a step part, the step part has elasticity, the step part can be kept to be closely contacted with the through holes of the chain plates, the rotation of the pin shaft can be prevented, the occurrence that every two adjacent hinge units slip can be avoided, and service life can be prolonged.
Description
Technical field
The utility model relates to a kind of improvement of top board roller chain, refers in particular to a kind of convenient installation, and can prevent skidding between adjacent hinge-unit, the life-span is long and the top board roller chain of top board difficult drop-off.
Background technology
The top board roller chain is the conveyer chain of loading onto top board at basic roller chain, it mixes the top board designed, designed according to the chain of the standards such as short pitch precision roller chain standard GB/T/T1243 and bipatch precision roller chain standard GB/T/T5269, see accompanying drawing 1,2, because its bearing tension is large, running resistance is little, smooth running, the characteristics of long service life are commonly used to carry glass bottle, the metal top pop tank, plastic container also can be carried cafeteria article and machine part etc.
Shown in accompanying drawing 1,2,3, the top board roller chain is comprised of a plurality of hinge-units, is linked to be by bearing pin between the adjacent hinge-unit to form.Each hinge-unit comprises top board 4, carrier bar 9; Described carrier bar 9 has a pair of, is welded in parallel to each other on the top board 4.Existing bearing pin 1 as shown in Figure 4, comprises central part, stage portion 2, pin tight lock part 3; Described stage portion 2, pin tight lock part 3 are separately positioned on the two ends of central part; When the top board roller chain was installed, as shown in Figure 1, an end of the first hinge-unit 7 snapped in an end of the second hinge-unit 8, and connected by bearing pin 1, can be along the mutual rotation between bearing pin 1 realization the first hinge-unit 7 and the second bearing pin unit 8; Described pin tight lock part 3 passes a carrier bar 9, first hinge-unit 7 of the second hinge-unit 8, another carrier bar 9 of the second hinge-unit 8 successively, and stretches out; Described stage portion 2 is inserted the through hole 6 of the carrier bar 9 of the second hinge-unit 8, and realizes transition fit; Pass the pin tight lock part 3 that stretches out carrier bar 9 with pin 5 again, can realize the first hinge-unit 7 and the second hinge-unit 8 are linked together.The top board roller chain of this structure, because adopt transition fit between the through hole 6 of the stage portion 2 of bearing pin 1 and the carrier bar 9 of the second hinge-unit 8, in use, bearing pin 1 rotates easily, cause between the adjacent hinge-unit and skid, affect the service life of hinge; Simultaneously, because 9 of described carrier bars are welded on the top board 4, can only adopt manual welding method single-sided welding, the firm welding degree is inadequate, easily come off, and production efficiency is low.
The utility model content
The utility model purpose is that a kind of convenient installation is provided in order to overcome the deficiencies in the prior art, and can prevent skidding between adjacent hinge-unit, the life-span is long and the top board roller chain of top board difficult drop-off.
For achieving the above object, the technical solution adopted in the utility model is: a kind of top board roller chain, formed by a plurality of hinge-units, and be linked to be by bearing pin between the adjacent hinge-unit and form; Each hinge-unit comprises top board, carrier bar; Described carrier bar is tabular; Be arranged at intervals with a pair of through hole on the side surface of described carrier bar; Be provided with projection on the upper surface of described carrier bar; Described carrier bar has a pair of, is arranged in parallel, and the projection of the upper surface of described carrier bar is welding on the top board.
Preferably, described bearing pin comprises central part, stage portion, pin tight lock part; Described stage portion, pin lock portion are not arranged on the two ends of central part; Be provided with groove along axis direction on the excircle of described stage portion.
Preferably, described groove has a plurality of, is arranged on equably on the excircle of stage portion.
Preferably, described a plurality of groove is arranged in pairs on the excircle of stage portion.
Preferably, the cross section of described groove is V-shaped.
Because the utilization of technique scheme, the utility model compared with prior art has following advantages:
The top board roller chain of the utility model scheme is provided with projection on the upper surface of described carrier bar, and the projection of the upper surface of described carrier bar is welding on the top board, and the firm welding degree is high, difficult drop-off, and suitable suitability for industrialized production, and production efficiency is high; Described bearing pin of while, stage portion has elasticity owing to being provided with groove, thereby when mounted, when stage portion is inserted the through hole of carrier bar, as long as slightly give stage portion one predetermincd tension with hand, then passes the pin tight lock part with pin, can realize the installation of bearing pin; Because stage portion has predetermincd tension, thereby can keep close contact between the through hole of stage portion and carrier bar, can prevent the rotation of bearing pin, thereby avoid skidding between adjacent hinge-unit, thereby can increase the service life.
Description of drawings
Below in conjunction with accompanying drawing technical solutions of the utility model are described further:
Accompanying drawing 1 is the front view of the top board roller chain of prior art;
Accompanying drawing 2 is the birds-eye view of the top board roller chain of prior art;
The front view of the carrier bar that accompanying drawing 3 is used for the top board roller chain of prior art;
The enlarged drawing of the front view of the bearing pin that accompanying drawing 4 is used for the top board roller chain of prior art;
Accompanying drawing 5 is the front view of top board roller chain described in the utility model;
Accompanying drawing 6 is the birds-eye view of top board roller chain described in the utility model;
The front view of the carrier bar that accompanying drawing 7 is used for top board roller chain described in the utility model;
The enlarged drawing of the front view of the bearing pin that accompanying drawing 8 is used for top board roller chain described in the utility model;
The enlarged drawing of the right elevation of the bearing pin that accompanying drawing 9 is used for top board roller chain described in the utility model;
Wherein: 1, bearing pin; 2, stage portion; 3, pin tight lock part; 4, top board; 5, pin; 6, through hole; 7, the first hinge-unit; 8, the second hinge-unit; 9, carrier bar; 11, bearing pin; 12, stage portion; 13, pin tight lock part; 14, groove; 17, the first hinge-unit; 18, the second hinge-unit; 19, carrier bar; 20, projection.
The specific embodiment
The utility model is described in further detail below in conjunction with drawings and the specific embodiments.
Accompanying drawing 5-9 is a kind of top board roller chain described in the utility model, is comprised of a plurality of hinge-units, is linked to be by bearing pin 11 between the adjacent hinge-unit to form; Each hinge-unit comprises top board 4, carrier bar 19; Described carrier bar 19 is tabular; Be arranged at intervals with a pair of through hole 6 on the side surface of described carrier bar 19; Be provided with projection 20 on the upper surface of described carrier bar 19; Described carrier bar 19 has a pair of, is arranged in parallel, and the projection 20 of the upper surface of described carrier bar 19 is welding on the top board 4; This welding process can adopt the DN200 pneumatic spot welding machine of the logical welding gear factory of Jiangyin gold, and the welding parameter of use is as follows: air pressure 3KG, pressing time 30S, squeeze time 60S, weld time 20S, preheat curent 20A, welding current 30A.Through overtesting, crushing force has improved 250% than originally, and welding efficiency has improved three times.Described bearing pin 11 comprises central part, stage portion 12, pin tight lock part 13; Described stage portion 12, pin tight lock part 13 are separately positioned on the two ends of central part; Be provided with groove 14 along axis direction on the excircle of described stage portion 12; Described groove 14 has a plurality of, is arranged on equably on the excircle of stage portion 12; Described a plurality of groove 14 is arranged in pairs on the excircle of stage portion 12; Present embodiment further groove 14 has 2, forms a pair of; The cross section of described groove 14 is V-shaped.
As shown in Figure 5, when hinge was installed, an end of the first hinge-unit 17 snapped in an end of the second hinge-unit 18, and connected by bearing pin 11, but the mutual rotation that bearing pin 11 is realized between the first hinge-unit 17 and the second bearing pin unit 18; Described pin tight lock part 13 passes a carrier bar 19, first hinge-unit 17 of the second hinge-unit 18, another carrier bar 19 of the second hinge-unit 18 successively, and stretch out, described stage portion 12 is inserted the through hole 6 of the carrier bar 19 of the second hinge-unit 18, pass the pin tight lock part 13 that stretches out carrier bar 19 with pin 5 again, give simultaneously stage portion 12 certain pre-police strength, can realize the first hinge-unit 17 and the second hinge-unit 18 are linked together.
The top board roller chain of the utility model scheme is provided with projection on the upper surface of described carrier bar, and the projection of the upper surface of described carrier bar is welding on the top board, and the firm welding degree is high, difficult drop-off, and suitable suitability for industrialized production, and production efficiency is high; Described bearing pin of while, stage portion has elasticity owing to being provided with groove, thereby when mounted, when stage portion is inserted the through hole of carrier bar, as long as slightly give stage portion one predetermincd tension with hand, then passes the pin tight lock part with pin, can realize the installation of bearing pin; Because stage portion has predetermincd tension, thereby can keep close contact between the through hole of stage portion and carrier bar, can prevent the rotation of bearing pin, thereby avoid skidding between adjacent hinge-unit, thereby can increase the service life.
Below only be concrete exemplary applications of the present utility model, protection domain of the present utility model is not constituted any limitation.All employing equivalents or equivalence are replaced and the technical scheme of formation, all drop within the utility model rights protection scope.
Claims (5)
1. a top board roller chain is comprised of a plurality of hinge-units, is linked to be by bearing pin between the adjacent hinge-unit to form; Each hinge-unit comprises top board, carrier bar; Described carrier bar is tabular; Be arranged at intervals with a pair of through hole on the side surface of described carrier bar; It is characterized in that: be provided with projection on the upper surface of described carrier bar; Described carrier bar has a pair of, is arranged in parallel, and the projection of the upper surface of described carrier bar is welding on the top board.
2. top board roller chain according to claim 1, it is characterized in that: described bearing pin comprises central part, stage portion, pin tight lock part; Described stage portion, pin lock portion are not arranged on the two ends of central part; Be provided with groove along axis direction on the excircle of described stage portion.
3. top board roller chain according to claim 2, it is characterized in that: described groove has a plurality of, is arranged on equably on the excircle of stage portion.
4. top board roller chain according to claim 3, it is characterized in that: described a plurality of grooves are arranged in pairs on the excircle of stage portion.
5. according to claim 2 or 3 or 4 described top board roller chains, it is characterized in that: the cross section of described groove is V-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220617380 CN202912258U (en) | 2012-11-21 | 2012-11-21 | Top plate roller chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220617380 CN202912258U (en) | 2012-11-21 | 2012-11-21 | Top plate roller chain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202912258U true CN202912258U (en) | 2013-05-01 |
Family
ID=48160589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220617380 Expired - Fee Related CN202912258U (en) | 2012-11-21 | 2012-11-21 | Top plate roller chain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202912258U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103407734A (en) * | 2013-07-22 | 2013-11-27 | 浙江长兴西林链条链轮有限公司 | Glove chain |
| CN108438740A (en) * | 2018-04-20 | 2018-08-24 | 上海利来链条有限公司 | A kind of flight module |
-
2012
- 2012-11-21 CN CN 201220617380 patent/CN202912258U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103407734A (en) * | 2013-07-22 | 2013-11-27 | 浙江长兴西林链条链轮有限公司 | Glove chain |
| CN108438740A (en) * | 2018-04-20 | 2018-08-24 | 上海利来链条有限公司 | A kind of flight module |
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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: 20130501 Termination date: 20141121 |
|
| EXPY | Termination of patent right or utility model |