CN104568349A - Test device for testing elasticity of coil spring - Google Patents
Test device for testing elasticity of coil spring Download PDFInfo
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- CN104568349A CN104568349A CN201410851732.1A CN201410851732A CN104568349A CN 104568349 A CN104568349 A CN 104568349A CN 201410851732 A CN201410851732 A CN 201410851732A CN 104568349 A CN104568349 A CN 104568349A
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- wind spring
- proving installation
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- weight block
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Abstract
The invention provides a test device for testing elasticity of a coil spring. The test device comprises a supporting portion, a fixing device and a weight block (30). Scales extending in the vertical direction are arranged on the supporting portion, and a fixing portion connected with the head portion of the coil spring is arranged on the supporting portion; the weight block (30) is connected with the tail portion of the coil spring through a first connection device (50). According to the technical scheme, the problem in the prior art that the whole machine test operation of the elasticity of the coil spring is inconvenient, and the labor cost and labor strength are high can be effectively solved.
Description
Technical field
The present invention relates to proving installation field, in particular to a kind of proving installation for testing wind spring elastic force.
Background technology
Wind spring is the plane scroll spring that a kind of spring steel band is made, and it can provide larger restoring force in narrow space, and can after the one stroke of connected mechanical part completes, by mechanical part homing, to prepare next stroke.Generally, wind spring, before loading engineering goods, needs to test the elastic force of wind spring, judges that whether wind spring elastic force is qualified, to ensure the overall performance of engineering goods.
At present, because do not have the proving installation of dedicated test wind spring elastic force, if want to test it before wind spring loads engineering goods, need tester manually to be stretched by wind spring, and compare tensile elongation and elastic force, operability is not strong, and labour intensity is large.Therefore, in the prior art, tester after wind spring loads engineering goods, test, and this method of testing generally needs 2 ~ 3 people jointly to come to complete machine usually, and method is complicated, operation inconvenience, and human cost is higher, and labour intensity is larger.
Summary of the invention
Fundamental purpose of the present invention is to provide a kind of proving installation for testing wind spring elastic force, to solve the problem that system test operation is inconvenient, human cost is high, labour intensity is large of wind spring elastic force of the prior art.
To achieve these goals, the invention provides a kind of proving installation for testing wind spring elastic force, comprising: support portion, being fixedly installed, support portion is provided with the scale vertically extended, support portion is provided with the fixed part of the head connecting wind spring; Weight block, weight block is connected with the afterbody of wind spring by the first coupling arrangement.
Further, the first coupling arrangement comprise the first connecting portion coordinated with the afterbody of wind spring, the second connecting portion coordinated with weight block and coordinate with wind spring only turn round portion.
Further, first connecting portion is the first bolt, only the portion of turning round comprises and being located on the first bolt and spaced two fixed heads, and the first coupling arrangement also comprises the first nut be connected on the first bolt, and two fixed heads are between the bolt head and the first nut of the first bolt.
Further, the second connecting portion is the second bolt be located on two fixed heads and the hook be hung on the second bolt, and the first coupling arrangement also comprises the second nut be connected on the second bolt.
Further, the second bolt has the first groove coordinated with the first end of hook.
Further, web member is provided with between fixed part and the head of wind spring, the first end of web member is connected with fixed part, second end of web member has the second groove, second groove is arranged in the circumferential side wall of web member, and the lower cell wall of the second groove has the accommodation gap of the head holding wind spring.
Further, support portion comprises: support column, and support column is two, and two support column intervals arrange and are parallel to each other; Upper backup pad, is arranged between two support columns, and is all fixedly connected with two support columns, and upper backup pad forms fixed part.
Further, support portion also comprises lower supporting plate, and lower supporting plate is arranged between two support columns, and is all fixedly connected with the bottom of two support columns.
Further, weight block is removably connected with the second end of hook.
Further, weight block is multiple.
Apply technical scheme of the present invention, wind spring to be measured is connected between support portion and weight block.Wherein, the head of wind spring is connected with the fixed part on support portion, and the afterbody of wind spring is connected by the first coupling arrangement with weight block.When testing the elastic force of wind spring, slow release weight block, and drive the tail down of wind spring to move, thus elongate wind spring.After weight block stop motion, observe the tensile elongation of wind spring, and draw wind spring tensile elongation data by the scale that support portion is arranged.Above-mentioned proving installation can be implemented in before wind spring loads engineering goods and carries out elastic force detection, and substitute with weight block elongation wind spring and manually elongate wind spring, simple to operate, and only need 1 people just can complete, save human cost, and significantly reduce labour intensity.
Accompanying drawing explanation
The Figure of description forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 shows the schematic front view of an embodiment according to proving installation of the present invention;
Schematic diagram is looked on the left side that Fig. 2 shows the proving installation of Fig. 1;
Schematic diagram is looked on the right side that Fig. 3 shows the proving installation of Fig. 1;
Fig. 4 shows the structural representation of the first coupling arrangement of the proving installation of Fig. 1;
Fig. 5 shows the schematic front view of the web member of the proving installation of Fig. 1;
Schematic diagram is looked on the left side that Fig. 6 shows the web member of the proving installation of Fig. 1;
Fig. 7 shows the schematic top plan view of the web member of the proving installation of Fig. 1;
Fig. 8 shows the schematic front view of another embodiment according to proving installation of the present invention;
Schematic diagram is looked on the left side that Fig. 9 shows the proving installation of Fig. 8; And
Schematic diagram is looked on the right side that Figure 10 shows the proving installation of Fig. 8.
Wherein, above-mentioned accompanying drawing comprises the following drawings mark:
10, support column; 20, upper backup pad; 30, weight block; 40, web member; 41, the second groove; 50, the first coupling arrangement; 51, the first bolt; 52, fixed head; 53, the second bolt; 54, link up with; 60, lower supporting plate; 70, tensile force meter.
Embodiment
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
As shown in Figure 1 to Figure 3, the present embodiment comprise support portion and weight block 30 for the proving installation testing wind spring elastic force.Wherein, support portion is fixedly installed, and support portion is provided with the scale vertically extended, and support portion is provided with the fixed part of the head connecting wind spring; Weight block 30, weight block 30 is connected with the afterbody of wind spring by the first coupling arrangement 50.
The proving installation of application the present embodiment, is connected to wind spring to be measured between support portion and weight block 30.Wherein, the head of wind spring is connected with the fixed part on support portion, and the afterbody of wind spring is connected by the first coupling arrangement 50 with weight block 30.When testing the elastic force of wind spring, slow release weight block 30, and drive the tail down of wind spring to move, thus elongate wind spring.After weight block 30 stop motion, observe the tensile elongation of wind spring, and draw wind spring tensile elongation data by the scale that support portion is arranged.Above-mentioned proving installation can be implemented in before wind spring loads engineering goods and carries out elastic force detection, and elongate wind spring by weight block 30 to substitute and manually elongate wind spring, simple to operate, and only need 1 people just can complete, save human cost, and significantly reduce labour intensity.
As shown in Figures 1 to 4, in the proving installation of the present embodiment, the first coupling arrangement 50 comprise the first connecting portion coordinated with the afterbody of wind spring, the second connecting portion coordinated with weight block 30 and coordinate with wind spring only turn round portion.In the process that wind spring stretches, portion of only turning round can make wind spring not be distorted, and then improves the accuracy of test.
As shown in Figure 4, in the proving installation of the present embodiment, the first connecting portion is the first bolt 51, and only the portion of turning round comprises and being located on the first bolt 51 and spaced two fixed heads 52.First coupling arrangement 50 also comprises the first nut be connected on the first bolt 51, and two fixed heads 52 are between the bolt head and the first nut of the first bolt 51.Above-mentioned first bolt 51 through the afterbody of wind spring, and makes the afterbody of wind spring between two fixed heads 52, simultaneously by the first fastening nuts.Like this, wind spring will be clamped by two fixed heads 52, thus when ensureing that wind spring stretches, wind spring is not distorted.Above-mentioned first connecting portion and only to turn round portion's structure simple, is easy to realize.
As shown in Figure 4, in the proving installation of the present embodiment, the second connecting portion is the second bolt 53 be located on two fixed heads 52 and the hook 54 be hung on the second bolt 53.First coupling arrangement 50 also comprises the second nut be connected on the second bolt 53.Second bolt 53 has the first groove coordinated with the first end of hook 54.The first end of hook 54 is hung in the first groove on the second bolt 53, can makes hook 54 and the weight block 30 that is mated can not double swerve in test process, thus the accuracy of test can be improved.
As shown in Figures 5 to 7, in the proving installation of the present embodiment, web member 40 is provided with between fixed part and the head of wind spring, the first end of web member 40 is connected with fixed part, second end of web member 40 has the second groove 41, second groove 41 is arranged in the circumferential side wall of web member 40, and the lower cell wall of the second groove 41 has the accommodation gap of the head holding wind spring.When being connected with web member 40 wind spring, the head of wind spring can be stuck in the accommodation gap on the lower cell wall of the second groove 41.Said structure can make the head of wind spring in test process not easily eject, and ensure that test safety.
As shown in Figure 1 to Figure 3, in the proving installation of the present embodiment, support portion comprises support column 10 and upper backup pad 20.Wherein, support column 10 is two, and two support column 10 intervals arrange and are parallel to each other, and upper backup pad 20 is arranged between two support columns 10, and is all fixedly connected with two support columns 10.Upper backup pad 20 forms fixed part.Scale is arranged on support column 10.Said structure is conventional structure, and structure is simple, is convenient to install.
As shown in Figure 1 to Figure 3, in the proving installation of the present embodiment, support portion also comprises lower supporting plate 60, and lower supporting plate 60 is arranged between two support columns 10, and is all fixedly connected with the bottom of two support columns 10.Lower supporting plate 60 is used for fixing two support columns 10, and proving installation is played to the effect of support.In the present embodiment, the material of lower supporting plate 60 is cast iron.
As shown in Figure 1 to Figure 3, in the proving installation of the present embodiment, weight block 30 is removably connected with the second end of hook 54, and weight block 30 is multiple.
The test point of the wind spring elastic force that specifications require is generally 3, is respectively:
1) when wind spring tensile elongation is 25mm, wind spring elastic force requires to be greater than 27N;
2) when wind spring tensile elongation is 190mm, wind spring elastic force requires to be greater than 42N;
3) when wind spring tensile elongation is 260mm, wind spring elastic force requires to be greater than 60N.
Therefore, the weight arranging three weight block, 30, three weight block 30 is in the present embodiment respectively 27N, 42N and 60N.Weight block 30 is selectively threaded connection with the second end of hook 54.Support column 10 has 3 scales, be respectively 25mm, 190mm and 260mm.When carrying out the test of wind spring elastic force, weight block 30 is connected with wind spring, thus rely on weight block 30 to elongate wind spring, after weight block 30 stop motion, observe the tensile elongation of wind spring, and compare with the scale that arranges on support column 10, in conjunction with the number of test points that specifications require according to showing that whether surveyed wind spring qualified.
Particularly, be that the weight block 30 of 27N is example with weight, when after weight block 30 stop motion, if the tensile elongation of wind spring is less than 25mm, then this wind spring is qualified; If the tensile elongation of wind spring is greater than 25mm, then this wind spring is defective.Use the determination methods of the weight block 30 of another two weight similarly.
After end to be tested, take out after weight block 30 is returned to reference position, wind spring takes out after returning to original state, just can carry out the test of next wind spring.
As shown in Fig. 8 to Figure 10, in another embodiment for testing in the proving installation of wind spring elastic force, arrange the tensile force meter 70 that can read pulling force numerical value, and the first end of above-mentioned tensile force meter 70 is connected with support portion, the second end of tensile force meter 70 is connected with the head of wind spring.When testing the elastic force of wind spring, certain power is applied to the afterbody of wind spring, wind spring is stretched, when the numerical value that tensile force meter 70 shows is 27N, by the scale on support column 10, observe the tensile elongation of wind spring and whether be less than 25mm, with this judge survey wind spring whether qualified.
From above description, can find out, the above embodiments of the present invention achieve following technique effect: above-mentioned proving installation can be implemented in before wind spring loads engineering goods and carries out elastic force detection, and with weight block 30 elongate wind spring substitute manually elongate wind spring, simple to operate, and only need 1 people just can complete, save human cost, and significantly reduce labour intensity.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. for testing a proving installation for wind spring elastic force, it is characterized in that, comprising:
Support portion, is fixedly installed, and described support portion is provided with the scale vertically extended, and described support portion is provided with the fixed part of the head connecting described wind spring;
Weight block (30), described weight block (30) is connected with the afterbody of described wind spring by the first coupling arrangement (50).
2. proving installation according to claim 1, it is characterized in that, described first coupling arrangement (50) comprise the first connecting portion coordinated with the afterbody of described wind spring, the second connecting portion coordinated with described weight block (30) and coordinate with described wind spring only turn round portion.
3. proving installation according to claim 2, it is characterized in that, described first connecting portion is the first bolt (51), the described only portion of turning round comprises and is located in upper and spaced two fixed heads (52) of described first bolt (51), described first coupling arrangement (50) also comprises the first nut be connected on described first bolt (51), between the bolt head that described two fixed heads (52) are positioned at described first bolt (51) and described first nut.
4. proving installation according to claim 3, it is characterized in that, described second connecting portion is the second bolt (53) be located on described two fixed heads (52) and the hook (54) be hung on described second bolt (53), and described first coupling arrangement (50) also comprises the second nut be connected on described second bolt (53).
5. proving installation according to claim 4, is characterized in that, described second bolt (53) has the first groove coordinated with the first end of described hook (54).
6. proving installation according to claim 1, it is characterized in that, web member (40) is provided with between the head of described fixed part and described wind spring, the first end of described web member (40) is connected with described fixed part, second end of described web member (40) has the second groove (41), described second groove (41) is arranged in the circumferential side wall of described web member (40), and the lower cell wall of described second groove (41) has the accommodation gap of the head holding described wind spring.
7. proving installation according to claim 1, is characterized in that, described support portion comprises:
Support column (10), described support column (10) is two, and two described support column (10) intervals arrange and are parallel to each other;
Upper backup pad (20), is arranged between described two support columns (10), and is all fixedly connected with described two support columns (10), and described upper backup pad (20) forms described fixed part.
8. proving installation according to claim 7, it is characterized in that, described support portion also comprises lower supporting plate (60), described lower supporting plate (60) is arranged between described two support columns (10), and is all fixedly connected with the bottom of described two support columns (10).
9. proving installation according to claim 5, is characterized in that, described weight block (30) is removably connected with the second end of described hook (54).
10. proving installation according to claim 1, is characterized in that, described weight block (30) is for multiple.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410851732.1A CN104568349A (en) | 2014-12-29 | 2014-12-29 | Test device for testing elasticity of coil spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410851732.1A CN104568349A (en) | 2014-12-29 | 2014-12-29 | Test device for testing elasticity of coil spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104568349A true CN104568349A (en) | 2015-04-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410851732.1A Pending CN104568349A (en) | 2014-12-29 | 2014-12-29 | Test device for testing elasticity of coil spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104568349A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114396538A (en) * | 2021-12-16 | 2022-04-26 | 杭州申昊科技股份有限公司 | Cloud platform elevating gear of explosion-proof robot of patrolling and examining |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000192999A (en) * | 1998-12-25 | 2000-07-11 | Pentel Corp | Elastic repulsive force measuring jig of coil spring |
| CN201089528Y (en) * | 2007-09-30 | 2008-07-23 | 王蓓 | Modified binding device |
| CN201331422Y (en) * | 2009-01-22 | 2009-10-21 | 安徽蓝德集团股份有限公司 | Hydraulic spring fatigue-testing machine |
| CN201532297U (en) * | 2009-10-19 | 2010-07-21 | 株洲时代新材料科技股份有限公司 | Air spring test device |
| CN201964990U (en) * | 2011-01-17 | 2011-09-07 | 卓旦春 | Spring elasticity test device |
| CN202331996U (en) * | 2011-11-04 | 2012-07-11 | 湖南工业大学 | Measuring device of spring stiffness coefficient |
| CN103292969A (en) * | 2013-05-26 | 2013-09-11 | 吉林大学 | Manual spring tension and compression testing machine |
| CN204301949U (en) * | 2014-12-29 | 2015-04-29 | 格力电器（中山）小家电制造有限公司 | For testing the testing arrangement of wind spring elastic force |
-
2014
- 2014-12-29 CN CN201410851732.1A patent/CN104568349A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000192999A (en) * | 1998-12-25 | 2000-07-11 | Pentel Corp | Elastic repulsive force measuring jig of coil spring |
| CN201089528Y (en) * | 2007-09-30 | 2008-07-23 | 王蓓 | Modified binding device |
| CN201331422Y (en) * | 2009-01-22 | 2009-10-21 | 安徽蓝德集团股份有限公司 | Hydraulic spring fatigue-testing machine |
| CN201532297U (en) * | 2009-10-19 | 2010-07-21 | 株洲时代新材料科技股份有限公司 | Air spring test device |
| CN201964990U (en) * | 2011-01-17 | 2011-09-07 | 卓旦春 | Spring elasticity test device |
| CN202331996U (en) * | 2011-11-04 | 2012-07-11 | 湖南工业大学 | Measuring device of spring stiffness coefficient |
| CN103292969A (en) * | 2013-05-26 | 2013-09-11 | 吉林大学 | Manual spring tension and compression testing machine |
| CN204301949U (en) * | 2014-12-29 | 2015-04-29 | 格力电器（中山）小家电制造有限公司 | For testing the testing arrangement of wind spring elastic force |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114396538A (en) * | 2021-12-16 | 2022-04-26 | 杭州申昊科技股份有限公司 | Cloud platform elevating gear of explosion-proof robot of patrolling and examining |
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Application publication date: 20150429 |
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