CN204374007U - Silicone pipes bend testing apparatus - Google Patents
Silicone pipes bend testing apparatus Download PDFInfo
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- CN204374007U CN204374007U CN201420662627.9U CN201420662627U CN204374007U CN 204374007 U CN204374007 U CN 204374007U CN 201420662627 U CN201420662627 U CN 201420662627U CN 204374007 U CN204374007 U CN 204374007U
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- backboard
- semicircle arc
- fixed wheel
- arc structure
- bending operation
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Abstract
The utility model provides a kind of silicone pipes bend testing apparatus, the multiple fixed wheels comprising base, backboard, bending operation bar and be installed on this backboard, and base is fixedly connected with backboard and provides support, and the cross section of backboard is semicircle, and it has the first radius; Multiple fixed wheel arranges and forms multiple semicircle arc structure on backboard, and the center of circle is all overlapping with the center of circle of backboard, and the radius of each semicircle arc structure is all less than the first radius; The first end of bending operation bar is connected to the home position on backboard, and can slide around the circumferencial direction of this home position at backboard, this bending operation bar is also provided with the guide wheel coordinated with described fixed wheel, bending operation bar when the circumferencial direction of backboard slides, forms the compression space of tested silicone pipes around home position between guide wheel and fixed wheel; Fixed wheel and guide wheel are all configured to rotary body, and its rotating curve is semi arch, and the center of circle of this semi arch is away from the axis of this rotary body.
Description
Technical field
The utility model relates to bending property testing apparatus field, in particular to a kind of silicone pipes bend testing apparatus.
Background technology
According to the national standard of " high density polythene silicone core pipe ", being necessary to the bending resistance test of silicone pipes, realizing detecting by measuring Si at Low Temperature core pipe state upon bending.
According to existing testing procedure, need to take out sample from Cryo Equipment (-20 DEG C ± 2 DEG C), and in 40s, complete bending 180 ° of tests of 4 different directions, case of bending is U-shaped, the 20s and the time interval of each bending test can not be better than.
To this requirement, existing cold bend(ing) proving installation, it is all generally add several roundel on a big disk, the edge of roundel installs additional sample locating slot and bending locating slot, and the silicone pipes manually pressing down sample realizes bending, complicated operation, and in order to meet testing requirement, it is very high, large that whole testing apparatus is often done, and causes when the enterprising line bend operation of higher disk, very not convenient.
Utility model content
The utility model object is the silicone pipes bend testing apparatus providing a kind of convenience and high-efficiency.
Above-mentioned purpose of the present utility model is realized by the technical characteristic of independent claims, and dependent claims develops the technical characteristic of independent claims with alternative or favourable mode.
For reaching above-mentioned purpose, the technical scheme that the utility model adopts is as follows:
A kind of silicone pipes bend testing apparatus, the multiple fixed wheels comprising base, backboard, bending operation bar and be installed on this backboard, base is fixedly connected with backboard and provides support, wherein:
The cross section of described backboard is semicircle, and it has the first radius;
Described multiple fixed wheel arranges and forms multiple semicircle arc structure on described backboard, and the center of circle of each semicircle arc structure is all overlapping with the center of circle of described backboard, and the radius of each semicircle arc structure is all less than described first radius;
The first end of described bending operation bar is connected to the home position on backboard by web member, and can slide around the circumferencial direction of this home position at backboard, this bending operation bar is also provided with the guide wheel coordinated with described fixed wheel, and when described bending operation bar slides at the circumferencial direction of backboard around described home position, between guide wheel and fixed wheel, form the compression space of tested silicone pipes;
Described fixed wheel and guide wheel are all configured to rotary body, and its rotating curve is semi arch, and the center of circle of this semi arch is away from the axis of this rotary body.
In further embodiment, described fixed wheel and guide wheel are steel material and make.
In further embodiment, describedly arrange in multiple semicircle arc structures of formation on backboard, the radius of the rotating curve of the fixed wheel that each semicircle arc structure comprises is identical.
In further embodiment, describedly arrange in multiple semicircle arc structures of formation on backboard, at least comprise a semicircle arc structure, the radius of the rotating curve of its fixed wheel comprised, is greater than or less than the radius of the rotating curve of the fixed wheel that the semicircle arc structure adjacent with this semicircle arc structure comprises.
In further embodiment, the second end of described bending operation bar also comprises an extending bore, is arranged to the insertion of accommodation one second control lever with fixing.
In further embodiment, the second end of described bending operation bar extends along described backboard radial direction and exceedes the circumferential edges of this backboard.
From above the technical solution of the utility model, the beneficial effects of the utility model are: the silicone pipes bend testing apparatus that the utility model proposes, pass through Optimal Structure Designing, reduce the operation easier of cold bend(ing) test, significantly can reduce cold bend(ing) test spent time, handled easily, improves testing efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation (front elevation) of the silicone pipes bend testing apparatus of the utility model one embodiment.
Fig. 2 A-2B is the structural representation of fixed wheel in the silicone pipes bend testing apparatus of Fig. 1 embodiment, and Fig. 2 A is front elevation, and Fig. 2 B is side view.
Embodiment
In order to more understand technology contents of the present utility model, institute's accompanying drawings is coordinated to be described as follows especially exemplified by specific embodiment.
As shown in Figure 1, according to preferred embodiment of the present utility model, a kind of silicone pipes bend testing apparatus, comprise base 1, backboard 2, bending operation bar 3 and be installed on the multiple fixed wheels (4A, 4B) on this backboard 3, base 1 is fixedly connected with backboard 2 and provides support.
As shown in Figure 1, the cross section of backboard 2 is semicircle, and it has the first radius.
Multiple fixed wheel (4A, 4B) arranges and forms multiple semicircle arc structure on backboard 2, and the center of circle of each semicircle arc structure is all overlapping with the center of circle O of described backboard, and the radius of each semicircle arc structure is all less than aforementioned first radius.
As shown in Figure 1, in the present embodiment, multiple fixed wheel (4A, 4B) defines 2 semicircle arc structures on backboard, and wherein label 4-1,4-2 represents the circular sliding slopes line of semicircle arc structure respectively.
Certainly in the embodiment that the utility model is other, backboard can also form more semi arch assembling structure, not to provide structure exemplified by the present embodiment for restriction.
Shown in composition graphs 1, the first end 3-1 of bending operation bar 3 is connected to the home position on backboard 2 by web member (such as piv-oting mechanism), and can slide around the circumferencial direction of this home position at backboard 2, this bending operation bar 3 is also provided with the guide wheel (3A coordinated with fixed wheel, 3B), and when bending operation bar 3 slides at the circumferencial direction of backboard 2 around home position, guide wheel (3A, 3B) with fixed wheel (4A, the compression space of tested silicone pipes is formed respectively 4B), as shown in Figure 1, the first semicircle arc structure that multiple fixed wheel 4A is formed, between each fixed wheel 4A wherein and corresponding guide wheel 3A be mated and the compression space of tested silicone pipes, in like manner, the second semicircle arc structure that multiple fixed wheel 4B is formed, between each fixed wheel 4B wherein and corresponding guide wheel 3B be mated and the compression space of tested silicone pipes.
In the present embodiment, shown in composition graphs 2A, 2B, aforementioned fixed wheel (4A, 4B) and guide wheel (3A, 3B) are all configured to rotary body, and its rotating curve is semi arch, and the center of circle of this semi arch is away from the axis of this rotary body.
As shown in Figure 1, backboard 2 arrange in multiple semicircle arc structures of formation, the radius of the rotating curve of the fixed wheel (4A, 4B) that each semicircle arc structure comprises is identical, so ensures that the size and shape of each fixed wheel in same semicircle arc structure is all identical.
In multiple semicircle arc structures that 2 arrangements are formed on backboard, at least comprise a semicircle arc structure, the radius of the rotating curve of its fixed wheel comprised, is greater than or less than the radius of the rotating curve of the fixed wheel that the semicircle arc structure adjacent with this semicircle arc structure comprises.So, by changing the size of fixed wheel, make in the cold bend(ing) proving installation provided at the present embodiment, the silicone pipes that can carry out various outer diameter size is tested.
In the present embodiment, the size of guide wheel (3A, 3B), especially the radius of rotating curve can freely be chosen, and especially advantageously chooses the size identical with in described multiple fixed wheel (4A, 4B).
Preferably, in order to ensure stability and the intensity of whole proving installation, fixed wheel (4A, 4B) and guide wheel (3A, 3B) are steel material and make.Preferred, aforementioned backboard 2 also adopts steel material to make.
Preferably, as shown in Figure 1, second end 3-2 of bending operation bar 3 also comprises an extending bore (not shown), be arranged to the insertion of accommodation one second control lever 5 with fixing, so, can the more convenient bending operation to tested silicone pipes by this second control lever 5, laborsaving, convenient, Quick bending.
In the embodiment of alternative, the second end 3-2 of aforementioned bending operation bar also extends along described backboard 2 radial direction and exceedes the circumferential edges of this backboard, so also can realize the effect of rapid operation, Quick bending.
As shown in Figure 1, in this silicone pipes bend testing apparatus, aforesaid fixed wheel (4A, 4B) is installed in the one side of backboard 2, as enforcement unshowned in Fig. 1, the another side of aforementioned backboard 2 can also be installed fixed wheel (4A, 4B) thus all form semicircle arc structure on two sides, carrying out crooked test, certainly, correspondingly, the another side of backboard 2 also should comprise aforesaid bending operation bar 3 and guide wheel (3A, 3B).
As shown in Figure 1, when utilizing this silicone pipes bend testing apparatus to carry out crooked test, operating rod to be bent resets, namely horizontal level is placed into, only need tested silicone pipes to be inserted in the compression space formed between introduction on bending operation bar and corresponding fixed wheel, pull bending operation bar to make it along aforesaid first semicircle arc structure or the second semicircle arcuation structure motion, easily can realize the crooked test of silicone pipes, time saving and energy saving, handled easily.
Although the utility model with preferred embodiment disclose as above, so itself and be not used to limit the utility model.Have in the utility model art and usually know the knowledgeable, not departing from spirit and scope of the present utility model, when being used for a variety of modifications and variations.Therefore, protection domain of the present utility model is when being as the criterion depending on those as defined in claim.
Claims (6)
1. a silicone pipes bend testing apparatus, it is characterized in that, the multiple fixed wheels (4A, 4B) comprising base (1), backboard (2), bending operation bar (3) and be installed on this backboard (2), base (1) is fixedly connected with backboard (2) and provides support, wherein:
The cross section of described backboard (2) is semicircle, and it has the first radius;
Described multiple fixed wheel (4A, 4B) forms multiple semicircle arc structure in the upper arrangement of described backboard (2), the center of circle of each semicircle arc structure is all overlapping with the center of circle of described backboard (2), and the radius of each semicircle arc structure is all less than described first radius;
The first end (3-1) of described bending operation bar (3) is connected to the home position of backboard (2) by web member, and can slide around the circumferencial direction of this home position at backboard (2), this bending operation bar (3) is also provided with and described fixed wheel (4A, guide wheel (3A 4B) coordinated, 3B), and when described bending operation bar (3) is slided at the circumferencial direction of backboard (2) around described home position, guide wheel (3A, 3B) with fixed wheel (4A, the compression space of tested silicone pipes is formed 4B), aforementioned guide wheel (3A, number 3B) is identical with the number of described semicircle arc structure,
Described fixed wheel (4A, 4B) and guide wheel (3A, 3B) are all configured to rotary body, and its rotating curve is semi arch, and the center of circle of this semi arch is away from the axis of this rotary body.
2. silicone pipes bend testing apparatus according to claim 1, is characterized in that, described fixed wheel (4A, 4B) and guide wheel (3A, 3B) are steel material and make.
3. silicone pipes bend testing apparatus according to claim 1, is characterized in that, described in multiple semicircle arc structures of the upper arrangement formation of backboard (2), the radius of the rotating curve of the fixed wheel that each semicircle arc structure comprises is identical.
4. silicone pipes bend testing apparatus according to claim 1, it is characterized in that, described in multiple semicircle arc structures of the upper arrangement formation of backboard (2), at least comprise a semicircle arc structure, the radius of the rotating curve of its fixed wheel comprised, is greater than or less than the radius of the rotating curve of the fixed wheel that the semicircle arc structure adjacent with this semicircle arc structure comprises.
5. silicone pipes bend testing apparatus according to claim 1, is characterized in that, second end (3-2) of described bending operation bar (3) extends along described backboard (2) radial direction and exceedes the circumferential edges of this backboard.
6. silicone pipes bend testing apparatus according to claim 1, it is characterized in that, second end (3-2) of described bending operation bar (3) also comprises an extending bore, is arranged to the insertion of accommodation one second control lever (5) with fixing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420662627.9U CN204374007U (en) | 2014-11-07 | 2014-11-07 | Silicone pipes bend testing apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420662627.9U CN204374007U (en) | 2014-11-07 | 2014-11-07 | Silicone pipes bend testing apparatus |
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| Publication Number | Publication Date |
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| CN204374007U true CN204374007U (en) | 2015-06-03 |
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| CN201420662627.9U Active CN204374007U (en) | 2014-11-07 | 2014-11-07 | Silicone pipes bend testing apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104390865A (en) * | 2014-11-07 | 2015-03-04 | 江苏省交通科学研究院股份有限公司 | Silicon core pipe bending test device |
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2014
- 2014-11-07 CN CN201420662627.9U patent/CN204374007U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104390865A (en) * | 2014-11-07 | 2015-03-04 | 江苏省交通科学研究院股份有限公司 | Silicon core pipe bending test device |
| CN104390865B (en) * | 2014-11-07 | 2017-01-18 | 江苏省交通科学研究院股份有限公司 | Silicon core pipe bending test device |
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