CN101979992B - Spring fatigue test device - Google Patents
Spring fatigue test device Download PDFInfo
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- CN101979992B CN101979992B CN 201010510405 CN201010510405A CN101979992B CN 101979992 B CN101979992 B CN 101979992B CN 201010510405 CN201010510405 CN 201010510405 CN 201010510405 A CN201010510405 A CN 201010510405A CN 101979992 B CN101979992 B CN 101979992B
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- top board
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- 238000009661 fatigue test Methods 0.000 title claims abstract description 19
- 238000012360 testing method Methods 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 9
- 238000009434 installation Methods 0.000 claims description 2
- 238000012856 packing Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000005516 engineering process Methods 0.000 description 3
- 230000002950 deficient Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
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Abstract
The invention discloses a spring fatigue test device, which is used for testing the fatigue strength of a spring (9) to be tested, and comprises a clamp bottom plate (1), a lower positioning plate (3), an upper pressure plate (5) and spring positioning pins (4) for fixing the spring (9) to be tested. The spring (9) to be tested is sleeved on the spring positioning pins (4); and the spring positioning pins (4) are in clearance fit with the mounting holes on a lower positioning plate (3). When the technical scheme is adopted, the clamping is reliable, the spring to be tested can be changed conveniently, the device is suitable for fatigue tests of springs of different specifications, and can replace the conventional manual operation method, improve test efficiency and reduce production cost.
Description
Technical field
The invention belongs to the technical field of mechanical component manufacturing process, relate to its testing tool, more particularly, the present invention relates to a kind of spring fatigue test device.
Background technology
At present, in the parts of automobile and other industries, resemble pump, valve class device such as some, the different size spring all is housed; And spring is all bearing load at work, and its load force, fatigue resistance directly have influence on the quality of parts even product.
In present industry production, the detection springs fatigue resistence is the manually-operated of armrest motor press often, and can only survey a spring at every turn, and labour intensity is large, and efficient is low.
Summary of the invention
Problem to be solved by this invention provides a kind of spring fatigue test device, its objective is the efficient that improves the spring fatigue strength test.
To achieve these goals, the technical scheme taked of the present invention is:
Spring fatigue test device provided by the present invention, be used for testing the fatigue strength of tested spring, comprise clamp bottom board, lower location-plate and top board, and be located at spring sheet-holder on the lower location-plate, that be used for fixing tested spring, described tested spring housing is contained on the spring sheet-holder, the quantity of described spring sheet-holder is more than one, and the mounting hole on described spring sheet-holder and the lower location-plate adopts clearance fit.
Described lower location-plate adopts interchangeable clamping structure at the mounting structure of clamp bottom board.
Described spring fatigue test device is provided with pneumatic mechanism, described pneumatic mechanism is established cylinder, described cylinder is installed on the described spring fatigue test device by air cylinder fixed plate, the end of the piston rod of described cylinder is connected with described top board, and described top board is realized the guiding of above-below direction by two guide rods.
Described pneumatic mechanism adopts the control system of PLC.
Described pneumatic mechanism is provided with touch-screen.
Described pneumatic mechanism is provided with touch switch, is mounted under the state of test position at described lower location-plate, and described lower location-plate contacts with described touch switch.
The present invention adopts technique scheme, and clamping is reliable, be convenient to changing the outfit of tested spring, is applicable to the different size spring and carries out testing fatigue, substituted traditional manual manipulation method, improved testing efficiency, reduced production cost.
Description of drawings
The below makes brief description to the expressed content of each width of cloth accompanying drawing of this instructions and the mark among the figure:
Fig. 1 is structural representation of the present invention;
Fig. 2 is that synoptic diagram is looked on the left side of structure shown in Figure 1;
Fig. 3 is the schematic top plan view of structure shown in Figure 2.
Be labeled as among the figure:
1, clamp bottom board, 2, touch switch, 3, lower location-plate, 4, spring sheet-holder, 5, top board, 6, air cylinder fixed plate, 7, cylinder, 8, ring flange, 9, tested spring, 10, joint, 11, cushion block, 12, left and right sides guide block, 13, guide rod.
Embodiment
The below contrasts accompanying drawing, by the description to embodiment, effect and principle of work, manufacturing process and operation using method etc. to the mutual alignment between the shape of the specific embodiment of the present invention such as related each member, structure, the each several part and annexation, each several part, be described in further detail, to help those skilled in the art inventive concept of the present invention, technical scheme had more complete, accurate and deep understanding.
The of the present invention structure expressed such as Fig. 1, Fig. 2, be a kind of spring fatigue test device, be used for testing the fatigue strength of tested spring 9, comprise clamp bottom board 1, lower location-plate 3 and top board 5, and be located at spring sheet-holder 4 on the lower location-plate 3, that be used for fixing tested spring 9, described tested spring 9 be sleeved on the spring sheet-holder 4 on the section of stretching out of lower location-plate 3.The debugging of its section of stretching out is more much smaller than the total length of tested spring 9, the end that can not run into spring sheet-holder 4 when guaranteeing the top board motion.Spring sheet-holder 4 is the structure of ladder shaft type, and the section diameter that cooperates with lower location-plate 3 is less, and the diameter of the section of stretching out is larger.
In order to solve the problem that exists at the described present known technology of this instructions background technology part and to overcome its defective, realize the goal of the invention of the efficient of raising spring fatigue strength test, the technical scheme that the present invention takes is:
As shown in Figure 3, the quantity of the spring sheet-holder 4 in the spring fatigue test device provided by the present invention is more than one, and the mounting hole on described spring sheet-holder 4 and the lower location-plate 3 adopts clearance fit.
Spring sheet-holder also is provided with cushion block 11 4 times.Spring sheet-holder 4 adopts interchangeable clamping, satisfies the needs that the tested spring 9 of different size is tested; In addition, but clamped one time clamping a fairly large number of tested spring 9 has improved the production efficiency of test greatly.
In sum, the present invention is reliable, the tested spring and be applicable to the test unit that the different size spring carries out testing fatigue of being convenient to change the outfit of a kind of clamping, has substituted traditional manual manipulation method, therefore, has improved testing efficiency, has reduced production cost.
Lower location-plate 3 of the present invention adopts interchangeable clamping structure at the mounting structure of clamp bottom board 1.
Lower location-plate 3 adopts interchangeable clamping, tests with the fatigue strength that satisfies the different size spring.
Spring fatigue test device of the present invention is provided with pneumatic mechanism, described pneumatic mechanism is established cylinder 7, described cylinder 7 is installed on the described spring fatigue test device by air cylinder fixed plate 6, the end of the piston rod of described cylinder 7 is connected with described top board 5, and described top board 5 is realized the guiding of above-below direction by two guide rods 13.
Air cylinder fixed plate 6 is stationary installations that overhang.
The end of the piston rod of cylinder 7 is connected with described top board 5 by joint 10.
Adopt pneumatic mechanism as the motion driving mechanism of top board 5, can carry out high-frequency reciprocating reversing motion, and can satisfy certain overload requirement.
Cylinder 7 and joint 10 all adopt standard component, and cost is low, reliable in quality, replacing convenient.
Pneumatic mechanism of the present invention adopts the control system of PLC.
Described PLC is programmable controller, is a kind of Special industrial Computer Control Unit of miniaturization, by PLC, and the frequency that pumps, motion amplitude, reciprocal time and job step that can Set arbitrarily top board 5.
Pneumatic mechanism of the present invention is provided with touch-screen.
Control system adopts touch-screen, such as Siemens's touch-screen, can the handled easily personnel to the operation of control system, and realize man-machine conversation, the frequency that pumps, motion amplitude, reciprocal time and job step that can Set arbitrarily top board 5.
Pneumatic mechanism of the present invention is provided with touch switch 2, is mounted under the state of test position at described lower location-plate 3, and described lower location-plate 3 contacts with described touch switch 2.
Technique scheme guarantees that pneumatic mechanism just may start in the situation that lower location-plate 3 is in place.Touch switch 2 adopts standard components, and cost is low, reliable in quality, replacing are convenient.
Using method of the present invention:
Left from Fig. 1 (being the below of Fig. 3) takes out lower location-plate 3 from spring fatigue test device, load onto the spring sheet-holder 4 of appropriate size, at spring sheet-holder 4 several tested springs 9 of packing into, push lower location-plate 3 along left and right sides guide block 12, lower location-plate 3 is opened touch switch 2, and cylinder 7 promotes top board 5 and moves up and down by frequency and the amplitude set;
After program is finished, take out lower location-plate 3 and tested spring 9, measure the spring height difference, according to the permissible error value, judge whether it is qualified.
The above has carried out exemplary description to the present invention by reference to the accompanying drawings; obviously specific implementation of the present invention is not subjected to the restriction of aforesaid way; as long as adopted the improvement of the various unsubstantialities that method of the present invention design and technical scheme carry out; or without improving design of the present invention and technical scheme are directly applied to other occasion, all within protection scope of the present invention.
Claims (1)
1. spring fatigue test device, be used for testing the fatigue strength of tested spring (9), comprise clamp bottom board (1), lower location-plate (3) and top board (5), and being located at spring sheet-holder (4) on the lower location-plate (3), that be used for fixing tested spring (9), described tested spring (9) is sleeved on the spring sheet-holder (4);
Spring sheet-holder (4) is the structure of ladder shaft type, and the section diameter that cooperates with lower location-plate (3) is less, and the diameter of the section of stretching out is larger;
It is characterized in that:
The quantity of described spring sheet-holder (4) is more than one, and the mounting hole on described spring sheet-holder (4) and the lower location-plate (3) adopts clearance fit;
Also be provided with cushion block (11) under the spring sheet-holder (4);
Described lower location-plate (3) adopts interchangeable clamping structure at the mounting structure of clamp bottom board (1);
Described spring fatigue test device is provided with pneumatic mechanism, described pneumatic mechanism is established cylinder (7), described cylinder (7) is installed on the described spring fatigue test device by air cylinder fixed plate (6), the end of the piston rod of described cylinder (7) is connected with described top board (5), and described top board (5) is realized the guiding of above-below direction by two guide rods (13);
Air cylinder fixed plate (6) is a stationary installation that overhangs;
The end of the piston rod of cylinder (7) is connected with described top board (5) by joint (10);
Adopt pneumatic mechanism as the motion driving mechanism of top board (5), carry out high-frequency reciprocating reversing motion, and satisfy certain overload requirement;
Guide rod (13) is fixedly mounted on the clamp bottom board (1) by ring flange (8), is cooperating of sliding between top board (5) and the guide rod (13);
Described pneumatic mechanism adopts the control system of PLC;
The control system of described PLC is programmable controller, it is a kind of Special industrial Computer Control Unit of miniaturization, by the control system of PLC, the frequency that pumps, motion amplitude, reciprocal time and job step that can Set arbitrarily top board (5);
Described pneumatic mechanism is provided with touch-screen;
Described pneumatic mechanism is provided with touch switch (2), is mounted under the state of test position at described lower location-plate (3), and described lower location-plate (3) contacts with described touch switch (2);
The using method of described spring fatigue test device:
Lower location-plate (3) is taken out from spring fatigue test device, load onto the spring sheet-holder of appropriate size
(4), at spring sheet-holder (4) several tested springs (9) of packing into, push lower location-plate (3) along left and right sides guide block (12), lower location-plate (3) is opened touch switch (2), and cylinder (7) promotes top board (5) and moves up and down by frequency and the amplitude set;
After program is finished, take out lower location-plate (3) and tested spring (9), measure the spring height difference, according to the permissible error value, judge whether it is qualified.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010510405 CN101979992B (en) | 2010-10-15 | 2010-10-15 | Spring fatigue test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010510405 CN101979992B (en) | 2010-10-15 | 2010-10-15 | Spring fatigue test device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101979992A CN101979992A (en) | 2011-02-23 |
| CN101979992B true CN101979992B (en) | 2013-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201010510405 Active CN101979992B (en) | 2010-10-15 | 2010-10-15 | Spring fatigue test device |
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| CN (1) | CN101979992B (en) |
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| CN102297754B (en) * | 2011-05-20 | 2013-07-24 | 重庆大学 | Test apparatus for fatigue of spring under continuous impact of high pressure gas |
| CN103162923A (en) * | 2011-12-13 | 2013-06-19 | 海洋王照明科技股份有限公司 | Testing circuit of service life of slingshot wire |
| CN103207055A (en) * | 2012-01-12 | 2013-07-17 | 海洋王（东莞）照明科技有限公司 | Spring fatigue strength testing device |
| CN102680315A (en) * | 2012-05-19 | 2012-09-19 | 浙江旷达纺织机械有限公司 | Spring balancing device on harnessstrings spring tester |
| CN103837407B (en) * | 2012-11-22 | 2017-12-15 | 海洋王（东莞）照明科技有限公司 | Spring test device |
| CN104101535A (en) * | 2013-04-12 | 2014-10-15 | 深圳市海洋王照明工程有限公司 | Spring strength fatigue test device |
| CN103323275A (en) * | 2013-05-28 | 2013-09-25 | 上海市质量监督检验技术研究院 | Novel luggage vibration fatigue testing machine |
| CN103286621B (en) * | 2013-06-21 | 2016-03-16 | 山东高机工业机械有限公司 | A kind of bus material taking hand |
| CN104792507B (en) * | 2015-04-15 | 2017-12-05 | 中车戚墅堰机车车辆工艺研究所有限公司 | Spring fatigue test device and its test method |
| CN104965460B (en) * | 2015-07-02 | 2017-11-17 | 郑州中原思蓝德高科股份有限公司 | Fatigue testing equipment and its control system |
| CN105157970B (en) * | 2015-08-18 | 2018-02-13 | 佛山市百进一精密机械有限公司 | A kind of detection means for detecting the service behaviour under hydraulic bjuffer varying temperature environment |
| CN105067250A (en) * | 2015-08-18 | 2015-11-18 | 佛山市百进一精密机械有限公司 | Hydraulic buffer detection device safer in use |
| CN106546500B (en) * | 2016-12-07 | 2023-02-21 | 珠海隆鑫科技有限公司 | Special spring fatigue testing machine |
| CN108318240A (en) * | 2018-04-11 | 2018-07-24 | 中国电子科技集团公司第十六研究所 | A kind of spring fatigue test device |
| CN109030247B (en) * | 2018-06-12 | 2024-03-15 | 临沂市旭展化工有限公司 | Sealant fatigue test device |
| CN109556944B (en) * | 2018-10-26 | 2021-04-20 | 中国航发北京航空材料研究院 | High-flux mechanical test device |
| CN109916721B (en) * | 2019-04-16 | 2023-06-09 | 西安琢钰精密制造有限公司 | Elasticity detection device with classification structure for material detection |
| CN117490950B (en) * | 2023-12-26 | 2024-03-12 | 中科泰明(南京)科技有限公司 | Automobile spring defect tester |
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Patent Citations (6)
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| JP2004340920A (en) * | 2003-04-24 | 2004-12-02 | Kobe Steel Ltd | Mechanical characteristic test apparatus |
| CN2781347Y (en) * | 2005-04-11 | 2006-05-17 | 周平钢 | Spring fatigue testing machine |
| CN101413858A (en) * | 2008-11-28 | 2009-04-22 | 陶泽成 | Steel plate spring assembly fatigue tester |
| 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 |
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| Publication number | Publication date |
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| CN101979992A (en) | 2011-02-23 |
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Inventor after: Ye Kaiyun Inventor after: He Quanlu Inventor before: Ye Kaiyun |
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Effective date of registration: 20191107 Address after: 241000 Anhui Province, Wuhu city Yijiang District Wenjin Road No. 201 Patentee after: Wuhu Institute of Technology Address before: 241009 No. 63 worker peasant Road, Jinghu District, Anhui, Wuhu Patentee before: Anhui Wuhu Instrumentation Research Institute |
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Effective date of registration: 20201022 Address after: No.1 industrial concentration zone, WuJie Town, Tongzhou District, Nantong City, Jiangsu Province, 226300 Patentee after: Jiangsu Huanyu steel structure Heavy Industry Co., Ltd Address before: 241000 Anhui Province, Wuhu city Yijiang District Wenjin Road No. 201 Patentee before: WUHU INSTITUTE OF TECHNOLOGY |
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