CN103149021B - Three-dimensional comprehensive loading fatigue test device for rubber damping product - Google Patents
Three-dimensional comprehensive loading fatigue test device for rubber damping product Download PDFInfo
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- CN103149021B CN103149021B CN201310059858.0A CN201310059858A CN103149021B CN 103149021 B CN103149021 B CN 103149021B CN 201310059858 A CN201310059858 A CN 201310059858A CN 103149021 B CN103149021 B CN 103149021B
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- fatigue test
- test device
- comprehensive loading
- loading fatigue
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Abstract
The invention discloses a three-dimensional comprehensive loading fatigue test device for a rubber damping product, which relates to a fatigue test tool. The three-dimensional comprehensive loading fatigue test device has a symmetric structure consisting of a base plate, two jackets and a support frame, wherein the base plate is fixedly connected with the bottom ends of the jackets; each jacket is provided with a test piece mounting hole; a positioning rod is arranged in a middle hole of a test piece; the two ends of the positioning rod extend out of the jackets respectively; the support frame comprises a transverse beam and support arms; the support arms span above the jackets; the bottoms of the support arms are provided with circular holes respectively; support rods are connected in the circular holes through rolling bearings; the two ends of each support rod are provided with horizontal swinging plates respectively; the two ends of the support rods are clamped in sliding chutes of the horizontal swinging plates through bearings; and the inner ends of the two horizontal swinging plates positioned on the same side are connected with the two ends of the positioning rods on the same side respectively. According to the three-dimensional comprehensive loading fatigue test device, three-dimensional comprehensive loading fatigue test can be performed, and the real fatigue performance of the test piece can be reflected; and the three-dimensional comprehensive loading fatigue test device has the characteristics of simple structure, low cost, easiness and convenience in testing operation, long service life and the like, and is easy for popularizing and applying.
Description
Technical field
The present invention relates to a kind of fatigue test frock, the comprehensive loading fatigue test device of especially a kind of rubber shock-absorbing product three-dimensional.
Background technology
Rubber shock-absorbing product is in development or dispatch from the factory and go to toward needing to carry out many-sided test to its performance, and wherein torture test is the most basic type approval test.When carrying out torture test to some testpieces at present, often all adopt one direction imposed load, other relevant direction of vibration are all undertaken by zero distortion or zero-load conditions; And bidirectional load or multi-load fatigue test frock less, but many testpieces bear bidirectional load even multi-load under physical condition, from several direction, composite fatigue is carried out to testpieces while that the equipment of its torture test or device cannot meeting, thus also just cannot reflect the true fatigue behaviour that testpieces has; On the other hand, bidirectional load or multi-load fatigue test frock normally utilize hydraulic jack to load respectively two-way or multidirectional, so that test tool is comparatively complicated, relative cost is higher, are therefore necessaryly improved this.
Summary of the invention
The technical problem to be solved in the present invention is: provide one can realize carrying out the comprehensive loading fatigue test of three-dimensional to rubber shock-absorbing product and the comprehensive loading fatigue test device of structure simple rubber shock-absorbing product three-dimensional.
The technical scheme that the present invention solves the problems of the technologies described above is: the comprehensive loading fatigue test device of a kind of rubber shock-absorbing product three-dimensional, this device is the symmetrical structure be at least made up of chassis, two chucks, bracing frames, described chassis is fixedly connected with the bottom of two chucks, each chuck is equipped with the testpieces mounting hole for installation test part, be provided with backstay in the mesopore of testpieces, the two ends of backstay are stretched out outside chuck respectively, described bracing frame comprises a crossbeam, be positioned at two sway braces becoming the Eight characters to open of beam-end, this bracing frame is across above chuck, bottom two sway braces, symmetry is positioned at the outside of two chucks respectively, and the bottom of two sway braces is respectively with circular hole, support bar is connected with by rolling bearing in circular hole, the two ends of each support bar are also respectively arranged with the horizontal hunting plate of one piece of band sliding tray, bearing fastener is passed through in the sliding tray of this horizontal hunting plate in the two ends of described support bar, two pieces of horizontal hunting plate the inners of the same side are connected with the backstay two ends of homonymy respectively by securing member.
Further technical scheme of the present invention is: describedly between the outer end of two blocks of horizontal hunting plates of the same side, be also coated with the gag lever post that can prevent horizontal hunting plate from offseting.
Further technical scheme of the present invention is: described each chuck side also has together for the sealing of fastening testpieces, and the both sides up and down of sealing are linked together by securing member.
Further technical scheme of the present invention is: be also provided with lining between the testpieces mounting hole of described chuck and testpieces.
Of the present invention more further technical scheme be: described in lay respectively at symmetrical both sides two backstay ends between also linked together by connector.
Further technical scheme of the present invention is: the pull bar connecting pipe that described connector comprises two pull bars, linked together by two pull bars, two described pull bar one end are socketed on the end of two backstays respectively, and the other end is connected in the two ends pore of pull bar connecting pipe.
Owing to adopting said structure, the comprehensive loading fatigue test device of rubber shock-absorbing product three-dimensional of the present invention compared with prior art, has following beneficial effect:
1. can realize carrying out the comprehensive loading fatigue test of three-dimensional to rubber shock-absorbing product:
Owing to the present invention includes chassis, two chucks, bracing frames, each chuck being equipped with the testpieces mounting hole for wrapping up testpieces, in testpieces mounting hole, being provided with backstay; Described bracing frame comprises a crossbeam and two sway braces, this bracing frame is across above chuck, respectively with circular hole bottom two sway braces, support bar is connected with by rolling bearing in circular hole, the two ends of support bar are by bearing fastener in the sliding tray of horizontal hunting plate, and horizontal hunting plate the inner is connected with the backstay two ends of homonymy respectively by securing member.When testing machine applies vertical load to bracing frame, two sway braces (i.e. toggle) of bracing frame drive horizontal hunting plate to deflect, and then motoring ring test part is loaded in radial direction, torsion and deflection three directions simultaneously, thus can realize carrying out the comprehensive loading fatigue test of three-dimensional to rubber shock-absorbing product, reflect the true fatigue behaviour that testpieces has.
2. structure is simple, cost is low:
Because all parts of the present invention and mechanism are all integrated in same test fixture, without the need to the testing equipment side direction applied load device of complexity, the dynamic fatigue test that roughly the same can require on ordinary test machine, therefore, of the present invention relatively simple for structure, cost is lower.
3. the present invention can carry out torture test to rubber shock-absorbing product, the three-dimensional tired carrying situation simultaneously of true reflection testpieces, its reasonable in design, compact, operate steadily reliable, test operation is easy, long service life, is easy to apply.
Below, in conjunction with the accompanying drawings and embodiments the technical characteristic of the comprehensive loading fatigue test device of rubber shock-absorbing product three-dimensional of the present invention is further described.
Accompanying drawing explanation
Fig. 1 ~ Fig. 2: the structural representation of the comprehensive loading fatigue test device of rubber shock-absorbing product three-dimensional of the present invention,
Fig. 1: front view; The vertical view of Fig. 2: Fig. 1.
In above-mentioned accompanying drawing, each testpieces label is as follows:
1-chuck, 101-sealing, 2-lining, 3-chassis, 4-bracing frame,
401-crossbeam, 402-sway brace, 5-gag lever post, 6-support bar, 7-backstay,
8-horizontal hunting plate, 9-pull bar, 10-pull bar connecting pipe, 11-pad, 12-screw,
13-nut, 14-nut, 15-bearing, 16-rolling bearing, 17-testpieces.
Embodiment
Embodiment one:
It is the comprehensive loading fatigue test device of a kind of rubber shock-absorbing product three-dimensional disclosed in Fig. 1 ~ Fig. 2, this device is by 3, two, chassis chuck, 1, symmetrical structure that bracing frame 4 is formed, described chassis 3 is fixedly connected with the bottom of two chucks 1, each chuck 1 is equipped with the testpieces mounting hole for installation test part 17, be provided with backstay 7 in the mesopore of testpieces, the two ends of backstay 7 are stretched out outside chuck 1 respectively, each chuck 1 side also has together for the sealing 101 of fastening testpieces, and the both sides up and down of sealing 101 are linked together by securing member screw 12, lining 2 for wrapping up testpieces 17 is also installed between the testpieces mounting hole of described chuck 1 and testpieces 17, described bracing frame 4 comprises a crossbeam 401 and two sway braces becoming the Eight characters to open 402 being positioned at crossbeam 401 end, this bracing frame 4 is across above chuck 1, bottom two sway braces 402, symmetry is positioned at the outside of two chucks 1 respectively, and the bottom of two sway braces 402 is respectively with circular hole, support bar 6 is connected with by rolling bearing 16 in circular hole, pad 11 is used at the two ends of rolling bearing 16 respectively, nut compresses, the two ends of support bar 6 are also respectively arranged with the horizontal hunting plate 8 of one piece of band sliding tray, bearing 15 fastener is passed through in the sliding tray of this horizontal hunting plate 8 in the two ends of described support bar 6, by this bearing 15, side force can be eliminated, also can play guiding simultaneously and reduce rubbing action, what vertical load produced is displaced through horizontal hunting plate 8 motoring ring test part 17, the rotary motion of testpieces will be converted to, two pieces of horizontal hunting plate 8 the inners of the same side are connected with backstay 7 two ends of homonymy respectively by fastener nut 14, also be coated with the gag lever post 5 that can prevent horizontal hunting plate from offseting between the outer end of two blocks of horizontal hunting plates 8, the two ends of gag lever post 5 are fastened together by nut 13 and horizontal hunting plate 8.Also linked together by connector between described two backstay 7 ends laying respectively at symmetrical both sides, the pull bar connecting pipe 10 that this connector comprises two pull bars 9, linked together by two pull bars 9, two described pull bar 9 one end are socketed on the end of two backstays 7 respectively, and the other end is connected in the two ends pore of pull bar connecting pipe 10; Can the loading deformation of constant test part by regulating and controlling pull bar connecting pipe 10.
When testing machine applies vertical load to bracing frame, two sway braces (i.e. toggle) of bracing frame drive horizontal hunting plate to deflect, and then motoring ring test part is loaded in radial direction, torsion and deflection three directions simultaneously, thus can realize carrying out the comprehensive loading fatigue test of three-dimensional to rubber shock-absorbing product.
Claims (6)
1. the comprehensive loading fatigue test device of rubber shock-absorbing product three-dimensional, it is characterized in that: this device is the symmetrical structure be at least made up of chassis, two chucks, bracing frames, described chassis is fixedly connected with the bottom of two chucks, each chuck is equipped with the testpieces mounting hole for installation test part, be provided with backstay in the mesopore of testpieces, the two ends of backstay are stretched out outside chuck respectively, described bracing frame comprises a crossbeam, be positioned at two sway braces becoming the Eight characters to open of beam-end, this bracing frame is across above chuck, bottom two sway braces, symmetry is positioned at the outside of two chucks respectively, and the bottom of two sway braces is respectively with circular hole, support bar is connected with by rolling bearing in circular hole, the two ends of each support bar are also respectively arranged with the horizontal hunting plate of one piece of band sliding tray, bearing fastener is passed through in the sliding tray of this horizontal hunting plate in the two ends of described support bar, two pieces of horizontal hunting plate the inners of the same side are connected with the backstay two ends of homonymy respectively by securing member.
2. the comprehensive loading fatigue test device of rubber shock-absorbing product three-dimensional according to claim 1, is characterized in that: describedly between the outer end of two blocks of horizontal hunting plates of the same side, be also coated with the gag lever post that can prevent horizontal hunting plate from offseting.
3. the comprehensive loading fatigue test device of rubber shock-absorbing product three-dimensional according to claim 1, is characterized in that: described each chuck side also has together for the sealing of fastening testpieces, and the both sides up and down of sealing are linked together by securing member.
4. the comprehensive loading fatigue test device of rubber shock-absorbing product three-dimensional according to claim 1, is characterized in that: be also provided with lining between the testpieces mounting hole of described chuck and testpieces.
5. the comprehensive loading fatigue test device of rubber shock-absorbing product three-dimensional according to claim 1 or 2 or 3 or 4, is characterized in that: described in lay respectively at symmetrical both sides two backstay ends between also linked together by connector.
6. the comprehensive loading fatigue test device of rubber shock-absorbing product three-dimensional according to claim 5, it is characterized in that: the pull bar connecting pipe that described connector comprises two pull bars, linked together by two pull bars, two described pull bar one end are socketed on the end of two backstays respectively, and the other end is connected in the two ends pore of pull bar connecting pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310059858.0A CN103149021B (en) | 2013-02-26 | 2013-02-26 | Three-dimensional comprehensive loading fatigue test device for rubber damping product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310059858.0A CN103149021B (en) | 2013-02-26 | 2013-02-26 | Three-dimensional comprehensive loading fatigue test device for rubber damping product |
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| Publication Number | Publication Date |
|---|---|
| CN103149021A CN103149021A (en) | 2013-06-12 |
| CN103149021B true CN103149021B (en) | 2015-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310059858.0A Expired - Fee Related CN103149021B (en) | 2013-02-26 | 2013-02-26 | Three-dimensional comprehensive loading fatigue test device for rubber damping product |
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| CN (1) | CN103149021B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110243579B (en) * | 2019-06-04 | 2021-04-30 | 中国第一汽车股份有限公司 | Rubber bushing test system |
| CN112985987B (en) * | 2021-02-08 | 2022-04-29 | 清华大学 | Multidirectional static force loading device |
| CN113686689B (en) * | 2021-08-16 | 2024-04-05 | 株洲时代新材料科技股份有限公司 | Device and method for carrying out combined loading test on rubber elastic element of railway vehicle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201229280Y (en) * | 2008-03-12 | 2009-04-29 | 株洲时代新材料科技股份有限公司 | Large moment large angle torsional fatigue test frock for rubber goods |
| CN201540191U (en) * | 2009-11-17 | 2010-08-04 | 浙江吉利汽车研究院有限公司 | T shaped bench of a vehicle body-in-white torsional rigidity testing device |
| CN202092912U (en) * | 2011-05-05 | 2011-12-28 | 柳州金鸿橡塑有限公司 | Static and dynamic performance test fixture for lateral pre-deformation of rubber shock-absorbing product |
| CN202092913U (en) * | 2011-05-05 | 2011-12-28 | 柳州金鸿橡塑有限公司 | Test fixture for lateral predeformation dynamic and static performance of rubber vibration reduction products |
| CN203163970U (en) * | 2013-02-26 | 2013-08-28 | 柳州金鸿橡塑有限公司 | Three-way integrated loading fatigue testing device for rubber vibration damping product |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0019434D0 (en) * | 2000-08-09 | 2000-09-27 | Rolls Royce Plc | A device and method for fatigue testing of materials |
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2013
- 2013-02-26 CN CN201310059858.0A patent/CN103149021B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201229280Y (en) * | 2008-03-12 | 2009-04-29 | 株洲时代新材料科技股份有限公司 | Large moment large angle torsional fatigue test frock for rubber goods |
| CN201540191U (en) * | 2009-11-17 | 2010-08-04 | 浙江吉利汽车研究院有限公司 | T shaped bench of a vehicle body-in-white torsional rigidity testing device |
| CN202092912U (en) * | 2011-05-05 | 2011-12-28 | 柳州金鸿橡塑有限公司 | Static and dynamic performance test fixture for lateral pre-deformation of rubber shock-absorbing product |
| CN202092913U (en) * | 2011-05-05 | 2011-12-28 | 柳州金鸿橡塑有限公司 | Test fixture for lateral predeformation dynamic and static performance of rubber vibration reduction products |
| CN203163970U (en) * | 2013-02-26 | 2013-08-28 | 柳州金鸿橡塑有限公司 | Three-way integrated loading fatigue testing device for rubber vibration damping product |
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| CN103149021A (en) | 2013-06-12 |
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Granted publication date: 20150311 Termination date: 20210226 |