CN210803166U - Elastic material shock attenuation capability test device for sole - Google Patents
Elastic material shock attenuation capability test device for sole Download PDFInfo
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- CN210803166U CN210803166U CN201921749955.1U CN201921749955U CN210803166U CN 210803166 U CN210803166 U CN 210803166U CN 201921749955 U CN201921749955 U CN 201921749955U CN 210803166 U CN210803166 U CN 210803166U
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Abstract
The utility model discloses an elastic material shock-absorbing performance testing device for soles, which comprises a base, an impact platform, a supporting guide rod, an impact block, an impact fixing and releasing device, an impact head, a speed sensor, a displacement sensor and a data memory, wherein the impact platform and the supporting guide rod are fixed on the base; the data memory is respectively connected with the speed sensor and the displacement sensor. The device can better measure the damping and buffering performance of the material by improving the accuracy and precision of the maximum acceleration and the maximum rebound height measurement; meanwhile, the device is compact in structure, simple and safe to operate, good in repeatability, capable of improving the applicability of the device, improving the working efficiency and reducing the detection cost.
Description
Technical Field
The utility model relates to an elastic material shock attenuation capability test technical field for sole.
Background
During walking or running, the average force generated by the foot and the ground is about 1.2-3 times of the weight of the human body, i.e., 960N-2400N (calculated as 80kg of the body weight), depending on the walking or running speed, and such a large pressure easily causes damage to joints, knees, leg bones and the like, and causes lower back pain and joint disorder. Research shows that the injury can be improved if shoes or insoles with certain buffering performance are worn. Accordingly, methods and apparatus for measuring the cushioning of sole materials have also been developed.
In the existing method, three parameters are generally adopted to measure the damping performance of the material, namely maximum acceleration, maximum rebound height and maximum compression depth. Of these three data, the first two are related to the cushioning and rebound properties of the material, and in particular in running shoes, the maximum acceleration and the maximum rebound height determine the grade and quality of the product. The compression depth can be used as a reference value to measure the hardness and softness of the material.
The method for testing the shock absorption performance commonly used at present mainly utilizes a plantar pressure insole testing system. The test results of the plantar pressure test system are generally represented by a peak pressure and an average pressure. The device has high precision and accurate data, but the results of different testees are different, so that the phenomenon of larger difference of the results exists when the method is used in a laboratory. Although many companies are developing the project at home or abroad, there is no fixed standard for how to standardize detection, in what environment to test and the like, so that the popularization or operation of a laboratory is difficult to achieve.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a novel elastic material shock attenuation capability test device for sole, this testing arrangement have improved test material's suitability and measuring accuracy, and the test method of its use has changed current elastic material acceleration measuring mode for the sole.
In order to achieve the purpose, the utility model adopts the following technical proposal:
a device for testing the damping performance of an elastic material for soles comprises a base, an impact table, a supporting guide rod, an impact block, an impact fixing and releasing device, an impact head, a speed sensor, a displacement sensor and a data memory. The impact table and the support guide rod are fixed on the base, the impact rod is arranged on the support guide rod, the impact fixing and releasing device is arranged on a side rod of the support guide rod, the speed sensor is arranged at the lower end of the support guide rod, the impact head is fixed at the bottom end of the impact rod, the impact block is sleeved on the impact rod, and the displacement sensor is arranged at the upper end of the impact rod; the data memory is respectively connected with the speed sensor and the displacement sensor.
Furthermore, the impact block consists of a plurality of groups of weights. Furthermore, the through hole in the weight at the lowermost end of the impact block is provided with threads, and the impact rod is provided with external threads which are matched with the threads of the through hole in the weight. Through rotatory weight, can finely tune the height of impact piece.
Furthermore, the device for testing the damping performance of the elastic material for the sole is also provided with a scale on the supporting guide rod, so that the position of the impact block when the impact block starts to slide downwards every time can be displayed, and the height of the impact block can be conveniently adjusted to meet the testing requirement.
Furthermore, the device for testing the shock absorption performance of the elastic material for the sole is characterized in that an impact guide rail is arranged between the support guide rods and is fixed on the support guide rods; further, the inner rail of the impact guide is of a low friction coefficient bearing construction. The impact rod penetrates through the inner rail of the impact guide rail, and the impact rod is ensured to be always positioned in the vertical direction in the falling, impact and rebounding processes. The low coefficient of friction bearing structure will minimize the effect of friction.
The utility model has the advantages that:
the utility model provides an elastic material damping performance testing arrangement for sole, through the rationalization design of some components, like scale, impact fixed release etc. make its operation simpler, safety, can improve the device's suitability. And the three represented parameters, namely the maximum acceleration, the maximum compression depth and the maximum rebound height, adopt precision displacement and speed to detect parts, improve the accuracy and the precision of the testing device and enhance the market competitiveness of the device.
Generally speaking, the device for testing the damping performance of the elastic material for the sole can better measure the damping and buffering performance of the material by improving the accuracy and precision of the measurement of the maximum acceleration and the maximum rebound height on one hand; on the other hand, the device has the advantages of compact structure, simple and safe operation and good repeatability, and can improve the applicability, improve the working efficiency and reduce the detection cost.
Drawings
Fig. 1 is a schematic plan view of the device for testing the damping performance of the elastic material for the sole provided by the present invention.
Description of the reference numerals
1 base, 2 impact tables, 3 support guide rods, 4 impact rods, 5 impact blocks, 6 impact fixing and releasing devices, 7 impact heads, 8 speed sensors, 9 displacement sensors, 10 data memories, 11 scales and 12 impact guide rails
Detailed Description
As shown in fig. 1, the utility model provides an elastic material shock-absorbing capability test device for sole includes base 1, strikes platform 2, support guide arm 3, impact bar 4, impact block 5, impact fixed release 6, impact head 7, velocity sensor 8, displacement sensor 9, data memory 10, strike platform 2 and support guide arm 3 be fixed in on base 1, impact bar 4 locate on support guide arm 3, impact fixed release 6 locates a side lever of support guide arm 3, velocity sensor 8 locates the lower extreme of support guide arm 3, impact head 7 is fixed in the bottom of impact bar 4, impact block 5 cover is located on impact bar 4, displacement sensor 9 locates the upper end of impact bar 4; the data memory 10 is respectively connected with the speed sensor 8 and the displacement sensor 9;
the impact block 5 consists of a plurality of groups of weights, a thread is arranged in a through hole in the weight at the lowest end, the impact rod 4 is provided with an external thread which is matched with the thread of the through hole in the weight, and the height of the impact block 5 can be finely adjusted by rotating the weight;
the support guide rod 3 is also provided with a scale 11 which can display the position of the impact block 5 when the impact block starts to slide downwards each time, so that the height of the impact block 5 can be conveniently adjusted to reach the height required by the test;
between the support rods 3, impact rails 12 are provided, the impact rails 12 being fixed to the support rods 3.
Further preferably, the inner rail of the impact guide rail 12 is of a low friction coefficient bearing structure. Impact rod 4 runs through the inner track of impact guide rail 12, and ensures that impact rod 4 is always positioned in the vertical direction in the falling, impact and rebound processes. The low coefficient of friction bearing structure will minimize the effect of friction.
The data storage 10 collects and displays signals of the speed sensor and the displacement sensor, and finally three parameters, namely maximum acceleration, maximum compression depth and maximum rebound height, are formed.
The impact fixing and releasing device 6 is arranged on the support guide rod 3 and can move up and down along the support guide rod 3 to play roles in adjusting the impact height and fixing.
The speed sensor is mounted on the support guide 3, measures the speed at the time of rebound, and converts it into an acceleration in an upward direction.
The displacement sensor is mounted on the impact rod 4. During testing, the impact block 5 is released from the impact fixing and releasing device 6, the impact block 5 and the impact head 7 fall in a free-fall type movement, impact on a test material, and continue to compress the material to reach a certain depth, and in the process, the displacement sensor measures compression depth data.
The impact table 2 and the base 1 are located at the lowest part of the testing device, the test sample is fixedly arranged on the impact table 2, and the impact table 2 is fixed on the base 1.
The utility model discloses a testing arrangement is when using, and the situation of check out equipment earlier, after confirming can normal use, fixes sole or sheet that is prepared on strikeing the bench, then sets for and strikes the height, through the height of adjusting the impact block, adjusts whole impact device's height to by the fixed impact block of the fixed release of impact. And opening the data memory, and releasing the impact block when determining that the displacement sensor and the speed sensor can receive signals normally when the displacement sensor and the speed sensor are connected, wherein the whole impact rod can impact a test piece fixed on the impact table in a free-falling mode under the protection of the impact guide rail. And repeatedly rebounding for many times under the rebounding action of the test piece until the test piece is static. In the process, the displacement sensor can acquire displacement change data of each impact-rebound, and the speed sensor can correspondingly acquire speed change data and transmit the speed change data to the data storage to obtain the maximum acceleration, the maximum compression depth and the maximum rebound height.
The utility model discloses a testing arrangement compact structure through design and processing on the detail, if strike release and scale design, makes easy operation, safety, and good repeatability has also improved the device's suitability and rationality. The test can meet the requirements of shoe materials in different application ranges by adjusting the impact height, such as common walking, jogging, competition and the like, thereby reducing the detection cost.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides an elastic material damping performance testing arrangement for sole which characterized in that: the impact table comprises a base (1), an impact table (2), a supporting guide rod (3), an impact rod (4), an impact block (5), an impact fixing and releasing device (6), an impact head (7), a speed sensor (8), a displacement sensor (9) and a data storage device (10), wherein the impact table (2) and the supporting guide rod (3) are fixed on the base (1), the impact rod (4) is arranged on the supporting guide rod (3), the impact fixing and releasing device (6) is arranged on one side rod of the supporting guide rod (3), the speed sensor (8) is arranged at the lower end of the supporting guide rod (3), the impact head (7) is fixed at the bottom end of the impact rod (4), the impact block (5) is sleeved on the impact rod (4), and the displacement sensor (9) is arranged at the upper end of the impact rod (4); the data memory (10) is respectively connected with the speed sensor (8) and the displacement sensor (9).
2. The apparatus for testing the shock-absorbing performance of an elastic material for a shoe sole as set forth in claim 1, wherein: the impact block (5) is composed of a plurality of groups of weights.
3. The apparatus for testing the shock-absorbing performance of an elastic material for a shoe sole as set forth in claim 2, wherein: the through hole in the weight of striking piece (5) lowermost end be equipped with the screw thread, impact rod (4) are equipped with the external screw thread, suit with the interior through hole screw thread of weight.
4. The apparatus for testing the shock-absorbing performance of an elastic material for a shoe sole as set forth in claim 1, wherein: a scale (11) is arranged on the supporting guide rod (3).
5. The apparatus for testing the shock-absorbing performance of an elastic material for a shoe sole as set forth in claim 1, wherein: impact guide rails (12) are arranged between the support guide rods (3), and the impact guide rails (12) are fixed on the support guide rods (3).
6. The apparatus for testing the shock-absorbing performance of an elastic material for a shoe sole as set forth in claim 1, wherein: the inner rail of the impact guide rail (12) is of a bearing structure with a low friction coefficient.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921749955.1U CN210803166U (en) | 2019-10-18 | 2019-10-18 | Elastic material shock attenuation capability test device for sole |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921749955.1U CN210803166U (en) | 2019-10-18 | 2019-10-18 | Elastic material shock attenuation capability test device for sole |
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| CN210803166U true CN210803166U (en) | 2020-06-19 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111965060A (en) * | 2020-08-03 | 2020-11-20 | 河海大学 | Press-in type on-site modulus of resilience measuring device |
| CN112730034A (en) * | 2021-01-20 | 2021-04-30 | 东莞材料基因高等理工研究院 | Portable instrumented impact press-in instrument |
| CN113633068A (en) * | 2021-08-04 | 2021-11-12 | 东莞市恒宇仪器有限公司 | High-precision shock absorption testing machine for shoe shock absorption performance test |
| CN114858626A (en) * | 2022-05-20 | 2022-08-05 | 苏州浪潮智能科技有限公司 | Buffer pad performance test fixture and buffer pad performance test method |
| CN116399729A (en) * | 2023-03-29 | 2023-07-07 | 中国飞机强度研究所 | High-precision drop hammer impact test system |
-
2019
- 2019-10-18 CN CN201921749955.1U patent/CN210803166U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111965060A (en) * | 2020-08-03 | 2020-11-20 | 河海大学 | Press-in type on-site modulus of resilience measuring device |
| CN112730034A (en) * | 2021-01-20 | 2021-04-30 | 东莞材料基因高等理工研究院 | Portable instrumented impact press-in instrument |
| CN113633068A (en) * | 2021-08-04 | 2021-11-12 | 东莞市恒宇仪器有限公司 | High-precision shock absorption testing machine for shoe shock absorption performance test |
| CN114858626A (en) * | 2022-05-20 | 2022-08-05 | 苏州浪潮智能科技有限公司 | Buffer pad performance test fixture and buffer pad performance test method |
| CN114858626B (en) * | 2022-05-20 | 2024-01-16 | 苏州浪潮智能科技有限公司 | Buffer pad performance test fixture and buffer pad performance test method |
| CN116399729A (en) * | 2023-03-29 | 2023-07-07 | 中国飞机强度研究所 | High-precision drop hammer impact test system |
| CN116399729B (en) * | 2023-03-29 | 2024-05-14 | 中国飞机强度研究所 | High-precision drop hammer impact test system |
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