CN101694443A - Three-dimensional mechanical property tester for fabric and textile structural composite materials - Google Patents
Three-dimensional mechanical property tester for fabric and textile structural composite materials Download PDFInfo
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- CN101694443A CN101694443A CN200910236157A CN200910236157A CN101694443A CN 101694443 A CN101694443 A CN 101694443A CN 200910236157 A CN200910236157 A CN 200910236157A CN 200910236157 A CN200910236157 A CN 200910236157A CN 101694443 A CN101694443 A CN 101694443A
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- 239000002131 composite material Substances 0.000 title claims abstract description 18
- 239000004744 fabric Substances 0.000 title claims abstract description 18
- 239000004753 textile Substances 0.000 title claims abstract description 18
- 239000000463 material Substances 0.000 claims abstract description 32
- 238000007906 compression Methods 0.000 claims abstract description 29
- 230000006835 compression Effects 0.000 claims abstract description 27
- 230000009172 bursting Effects 0.000 claims abstract description 14
- 238000012360 testing method Methods 0.000 claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims description 35
- 239000000835 fiber Substances 0.000 claims description 16
- 230000001105 regulatory effect Effects 0.000 claims description 8
- 238000006073 displacement reaction Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- 238000012669 compression test Methods 0.000 abstract description 4
- 230000002457 bidirectional effect Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000005315 distribution function Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000011157 advanced composite material Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000013441 quality evaluation Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The invention provides a three-dimensional mechanical property tester for fabric and textile structural composite materials. The tester comprises an X-axis tension and compression unit, a Y-axis tension and compression unit, a vertical bursting unit and a digital speckle test unit. The X-axis tension and compression unit is used for tension or compression test of to-be-tested materials in an X-axis direction, the Y-axis tension and compression unit is used for tension or compression test of to-be-materials in a Y-axis direction, the vertical bursting unit is used for exerting abutting force along a direction which forms an included angle of 90 degrees with a plane of the X-axis and the Y-axis when performing X-axis tensioning and/or Y-axis tensioning on the to-be-tested materials, and the digital speckle test unit is used for measuring deformation of the to-be-tested materials when damaged by force. By performing one-way tension and compression and two-way tension and compression on the to-be-tested materials and exerting the vertical abutting force to test vertical bursting property of the to-be-tested materials when performing tension test, accurate analysis to three-dimensional multidirectional stressed damage property of the to-be-tested materials is realized.
Description
Technical Field
The invention relates to an analysis device for detecting and evaluating three-dimensional mechanical properties of a fiber fabric and textile structure composite material.
Background
The fiber textile structure composite material is an advanced composite material prepared by taking textiles such as natural (chemical) fibers, yarns or fabrics and the like as a reinforcing structure, has the characteristics of low price and light weight, and natural degradation (natural fibers), also has the advantages of high specific strength, high specific modulus, small anisotropy and the like, and is incomparable with other reinforcing materials. Composite materials made of fiber textile materials are widely applied to a plurality of fields such as interior decoration, aerospace, fire-fighting equipment, automobile interior decoration and the like.
Because the fiber fabric has the characteristic of a warp-weft interweaving structure, the research on the fabric tensile property in the textile industry mainly focuses on the aspects of unidirectional stretching and bidirectional stretching of the fabric, which is very beneficial to accurately evaluating the performance of the fabric and finally determining the performance of a composite material with a textile structure. However, the stress condition of the manufactured textile structure composite material in the actual working environment is often in a complex state condition of multiple directions and different sizes, which brings certain difficulty to the quality evaluation of the fiber fabric and the textile structure composite material.
Disclosure of Invention
The invention aims to provide a three-dimensional mechanical property analyzer for a fiber fabric and a textile structure composite material, which can evaluate the performance of three-dimensional multidirectional stress on the fiber fabric and the textile structure composite material.
In order to solve the above problems, the present invention provides a three-dimensional mechanical property analyzer for a composite material of a fiber fabric and a textile structure, comprising: the device comprises an X-axis tension and compression unit, a Y-axis tension and compression unit, a vertical bursting unit and a Digital Speckle (DSCM) test unit; wherein,
the X-axis tension and compression unit is used for tension or compression test of the material to be tested in the X axis direction;
the Y-axis tension and compression unit is used for tension or compression test of the material to be tested in the Y axis direction;
the vertical bursting unit is used for applying jacking force along a direction forming an included angle of 90 degrees with the plane of the X axis and the Y axis to the material to be detected when the material to be detected is subjected to X-axis stretching and/or Y-axis stretching;
the digital speckle test unit is used for measuring the deformation process and the damage trend of the material to be tested when the material to be tested is damaged by stress.
Preferably, the vertical bursting unit comprises: vertical top broken head, first buncher, first transmission control system and base, first buncher and first transmission control system set up on the base, the perpendicular top broken head sets up at the power take off end of first transmission control system, and first buncher sets up the power input end at first transmission control system, first buncher passes through first transmission control system control vertical top broken force, the first moving speed of top broken head and displacement etc. of perpendicular top broken head.
Preferably, the X-axis tension and compression unit includes: the pair of second clamping heads, the second speed regulating motor, the second transmission control system and the second frame are arranged on the first frame, the second tensioning bolt used for adjusting the clamping force of the second clamping heads is arranged on the second clamping heads, the second speed regulating motor and the second transmission control system are arranged on the second frame, and the second clamping heads are arranged at the power output end of the second transmission control system through second supports.
Preferably, the Y-axis tension and compression unit includes: the third clamping head is provided with a third tensioning bolt for adjusting the clamping force of the third clamping head, the third speed regulating motor and the third transmission control system are arranged on the third frame, and the third clamping head is arranged at the power output end of the third transmission control system through a third support.
Preferably, rubber plates for preventing the clamped test piece from being damaged are further adhered to the second clamping head and the third clamping head.
The invention can carry out unidirectional tension-compression and bidirectional tension-compression experiments on the material to be tested by design, and can apply vertical jacking force to observe the vertical bursting performance of the material to be tested when the material to be tested carries out unidirectional or bidirectional tension experiments, thereby realizing the accurate analysis of the three-dimensional multidirectional stress failure performance of the material to be tested. In addition, by using a digital speckle analysis processing system, the change of light intensity distribution caused by the forward and backward movement of the test point before and after the deformation of the tested piece is compared, the maximum correlation coefficient of each point pair is searched by using the light intensity distribution functions of the two images, the displacement field of the displacement field is calculated, and the strain field of the strain field is calculated by a program, so that the deformation condition of the fiber fabric and the textile structure composite material when the fiber fabric and the textile structure composite material are stressed is known, and the strain performance of the material to be tested in the actual working environment can be more accurately evaluated. Analytical data can be provided for improving the design form and structure of textile structural composites.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a left side view of fig. 1.
Detailed Description
As shown in fig. 1, the present invention includes: the device comprises an X-axis tension and compression unit 1, a Y-axis tension and compression unit 2, a vertical bursting unit 4 and a Digital Speckle (DSCM) test unit 3; the X-axis tension and compression unit 1 is used for performing tension and compression on a material to be measured in an X-axis direction (a left-right direction in fig. 1); the Y-axis tension and compression unit 2 is used for performing tension and compression on the material to be tested in the Y-axis direction (the front and back directions in the figure 1); the vertical bursting unit 4 is used for applying a jacking force to the material to be tested along a direction vertical to the plane of the X axis and the Y axis (namely a direction forming an included angle of 90 degrees with the plane of the X axis and the Y axis) when the material to be tested is subjected to X-axis stretching and Y-axis stretching; the Digital Speckle (DSCM) test unit 3 is used for measuring the deformation process and the damage trend of the material to be tested when being stressed.
The vertical bursting unit 4 includes: the vertical top breaking head 43, the adjustable speed motor 41, the first transmission control system 42 and the base 44, the first adjustable speed motor 41 and the first transmission control system 42 are arranged on the base 44, the vertical top breaking head 43 is arranged at the power output end of the first transmission control system 42, the first adjustable speed motor 41 is arranged at the power input end of the first transmission control system 42, and the first adjustable speed motor 41 controls the vertical top breaking force, the top breaking head moving speed, the displacement and the like of the vertical top breaking head 43 through the first transmission control system 42. The size and shape of the vertical top-breaking head 43 can be selected as desired.
The X-axis tension/compression unit 1 includes: the pair of second clamping heads 13, the second speed regulating motor 11, the second transmission control system 12 and the second frame 14, the second clamping heads 13 are provided with second tensioning bolts 16 for adjusting the clamping force of the second clamping heads 13, the second speed regulating motor 11 and the second transmission control system 12 are arranged on the second frame 14, the second clamping heads 13 are mounted at the power output ends of the second transmission control system 12 through second supports 15, and the second clamping heads 13 are moved in the X-axis direction, namely the left-right direction under the control of the second transmission control system 12, so that the pulling pressure in the X-axis direction is applied to the piece to be tested. In the present embodiment, the second transmission control system 12 adopts a screw coupling structure.
Similarly, as shown in fig. 2, a pair of third chuck 23, a third variable speed motor 21, a third transmission control system 22 and a third frame 24, a third tension bolt 26 for adjusting the clamping force of the third chuck 23 is provided on the third chuck 23, the third variable speed motor 21 and the third transmission control system 22 are provided on the third frame 24, the third chuck 23 is mounted on the power output end of the third transmission control system 22 through a third bracket 25, and the third chuck 23 is moved in the Y-axis direction, i.e., the left-right direction (the front-back direction in fig. 1) in fig. 2 under the control of the third transmission control system 22, so as to apply the pulling pressure in the Y-axis direction to the workpiece to be tested. In the present embodiment, the third transmission control system 22 also adopts a screw coupling structure.
Further, in order to prevent the object to be measured from being damaged, rubber plates are further attached to the second chuck 13 and the third chuck 23.
Through the combined action of the X-axis tension and compression unit 1, the Y-axis tension and compression unit 2 and the vertical bursting unit 4, multidirectional composite destructive force can be applied to the piece to be tested, then the digital speckle pattern (DSCM) testing unit 3 can compare the change of light intensity distribution caused by the back-and-forth movement of the testing point before and after the deformation of the piece to be tested, the maximum correlation coefficient of each point pair is searched by using the light intensity distribution functions of the two images, the displacement field of the point pair is calculated, the strain field of the point pair is calculated through a program, the deformation condition of the fiber fabric material when stressed is known, and the stress performance of the material to be tested in the actual working environment is evaluated more accurately. Analytical data can be provided for improving the design form and structure of the fiber fabric composite.
Therefore, any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A three-dimensional mechanical property analyzer for fiber fabric and textile structure composite materials comprises: the device comprises an X-axis tension and compression unit, a Y-axis tension and compression unit, a vertical bursting unit and a Digital Speckle (DSCM) test unit; wherein,
the X-axis tension and compression unit is used for stretching or compressing the material to be detected in the X axis direction;
the Y-axis tension and compression unit is used for stretching or compressing the material to be detected in the Y axis direction;
the vertical bursting unit is used for applying jacking force along a direction forming an included angle of 90 degrees with the plane of the X axis and the Y axis to the material to be detected when the material to be detected is subjected to X-axis stretching and/or Y-axis stretching;
the digital speckle test unit is used for measuring the deformation process and the damage trend of the material to be tested when the material to be tested is damaged by stress.
2. The analyzer of claim 1, wherein the vertical bursting unit comprises: vertical top broken head, first buncher, first transmission control system and base, first buncher and first transmission control system set up on the base, the perpendicular top broken head sets up at the power take off end of first transmission control system, and first buncher sets up the power input end at first transmission control system, first buncher passes through first transmission control system control vertical top broken force, the first moving speed of top broken head and displacement etc. of perpendicular top broken head.
3. The analyzer of claim 1, wherein the X-axis tension and compression unit comprises: the pair of second clamping heads, the second speed regulating motor, the second transmission control system and the second frame are arranged on the first frame, the second tensioning bolt used for adjusting the clamping force of the second clamping heads is arranged on the second clamping heads, the second speed regulating motor and the second transmission control system are arranged on the second frame, and the second clamping heads are arranged at the power output end of the second transmission control system through second supports.
4. The analyzer of claim 1, wherein the Y-axis tension and compression unit comprises: the third clamping head is provided with a third tensioning bolt for adjusting the clamping force of the third clamping head, the third speed regulating motor and the third transmission control system are arranged on the third frame, and the third clamping head is arranged at the power output end of the third transmission control system through a third support.
5. An analyzer according to claim 3 or 4, wherein rubber plates for preventing damage to the specimen to be clamped are further bonded to the second chuck and the third chuck.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910236157 CN101694443B (en) | 2009-10-22 | 2009-10-22 | Three-dimensional mechanical property tester for fabric and textile structural composite materials |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910236157 CN101694443B (en) | 2009-10-22 | 2009-10-22 | Three-dimensional mechanical property tester for fabric and textile structural composite materials |
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| Publication Number | Publication Date |
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| CN101694443A true CN101694443A (en) | 2010-04-14 |
| CN101694443B CN101694443B (en) | 2011-05-25 |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102788729A (en) * | 2012-07-26 | 2012-11-21 | 浙江理工大学 | Test method for bending performance of fabric |
| CN102944559A (en) * | 2012-11-08 | 2013-02-27 | 西南科技大学 | Vision measurement method for anisotropic performance parameters in sheet forming |
| CN103940667A (en) * | 2014-03-27 | 2014-07-23 | 上海交通大学 | Multifunctional thin film three-axis tensile testing machine and testing method |
| CN104697850A (en) * | 2015-04-01 | 2015-06-10 | 哈尔滨工业大学 | Device capable of applying multidirectional tensile loads to fabric materials |
| CN107228798A (en) * | 2017-06-23 | 2017-10-03 | 中国矿业大学 | A kind of method for describing coated fabric membrane material anisotropy creep behaviour |
| CN108287113A (en) * | 2018-02-09 | 2018-07-17 | 西南交通大学 | A kind of testing equipment for ring component in slope protection structure |
| CN108693034A (en) * | 2018-04-30 | 2018-10-23 | 张永炬 | The mechanical property in-situ test auxiliary device of flexible substrates film concentrfated load |
| CN109406256A (en) * | 2018-10-11 | 2019-03-01 | 江苏建筑职业技术学院 | A kind of prestressed coated fabric membrane material burst testing device of addition |
| CN109443936A (en) * | 2018-12-10 | 2019-03-08 | 西南交通大学 | Mesh sheet bursting stretching integral self-balancing experimental provision and test method |
| CN109540670A (en) * | 2018-12-05 | 2019-03-29 | 东华大学 | A kind of mechanism and purposes for becoming fulcrum and surveying bundle fiber tension and compression stress |
| CN110333135A (en) * | 2019-07-18 | 2019-10-15 | 中国工程物理研究院化工材料研究所 | Ten channel organic materials automate stress/strain load and monitoring device |
| CN110779793A (en) * | 2019-10-29 | 2020-02-11 | 航宇救生装备有限公司 | Experimental method for detecting deformation condition of MBWK fabric on thin shell |
| CN111208007A (en) * | 2020-01-20 | 2020-05-29 | 通标标准技术服务有限公司 | Method for detecting mechanical property of textile material |
| CN111220459A (en) * | 2019-12-06 | 2020-06-02 | 中国科学院长春应用化学研究所 | Be applicable to albumen short-staple testing arrangement |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1314953C (en) * | 2004-08-10 | 2007-05-09 | 东华大学 | Combined measuring device for fabric and yarn mechanics index and use |
| CN1587964B (en) * | 2004-09-24 | 2010-05-12 | 东华大学 | Combined measuring method and device for stretching, compressing, bursting and prick-cut |
| CN1324310C (en) * | 2004-10-26 | 2007-07-04 | 东华大学 | Combining method for measuring fiber profile and mechanics behavior and equipment |
| CN1869638B (en) * | 2006-06-09 | 2010-05-12 | 周建青 | Electronic fabric strength testing instrument |
| CN101354296B (en) * | 2008-08-04 | 2010-09-08 | 东华大学 | Fabric three-dimensional pressure simulation test system |
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2009
- 2009-10-22 CN CN 200910236157 patent/CN101694443B/en not_active Expired - Fee Related
Cited By (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102788729B (en) * | 2012-07-26 | 2014-02-26 | 浙江理工大学 | Test method for bending performance of fabric |
| CN102788729A (en) * | 2012-07-26 | 2012-11-21 | 浙江理工大学 | Test method for bending performance of fabric |
| CN102944559A (en) * | 2012-11-08 | 2013-02-27 | 西南科技大学 | Vision measurement method for anisotropic performance parameters in sheet forming |
| CN102944559B (en) * | 2012-11-08 | 2014-11-12 | 西南科技大学 | Vision measurement method for anisotropic performance parameters in sheet forming |
| CN103940667A (en) * | 2014-03-27 | 2014-07-23 | 上海交通大学 | Multifunctional thin film three-axis tensile testing machine and testing method |
| CN104697850A (en) * | 2015-04-01 | 2015-06-10 | 哈尔滨工业大学 | Device capable of applying multidirectional tensile loads to fabric materials |
| CN104697850B (en) * | 2015-04-01 | 2017-05-03 | 哈尔滨工业大学 | Device capable of applying multidirectional tensile loads to fabric materials |
| CN107228798B (en) * | 2017-06-23 | 2019-08-02 | 中国矿业大学 | A method of for describing coated fabric membrane material anisotropy creep behaviour |
| CN107228798A (en) * | 2017-06-23 | 2017-10-03 | 中国矿业大学 | A kind of method for describing coated fabric membrane material anisotropy creep behaviour |
| CN108287113A (en) * | 2018-02-09 | 2018-07-17 | 西南交通大学 | A kind of testing equipment for ring component in slope protection structure |
| CN108287113B (en) * | 2018-02-09 | 2024-06-04 | 西南交通大学 | Test equipment for ring member in slope protection structure |
| CN108693034B (en) * | 2018-04-30 | 2021-06-04 | 张永炬 | Mechanical property in-situ test auxiliary device for concentrated load of flexible substrate film |
| CN108693034A (en) * | 2018-04-30 | 2018-10-23 | 张永炬 | The mechanical property in-situ test auxiliary device of flexible substrates film concentrfated load |
| CN109406256A (en) * | 2018-10-11 | 2019-03-01 | 江苏建筑职业技术学院 | A kind of prestressed coated fabric membrane material burst testing device of addition |
| CN109406256B (en) * | 2018-10-11 | 2021-06-29 | 江苏建筑职业技术学院 | A bursting device that is used for coating fabric membrane material under prestressing force state |
| CN109540670A (en) * | 2018-12-05 | 2019-03-29 | 东华大学 | A kind of mechanism and purposes for becoming fulcrum and surveying bundle fiber tension and compression stress |
| CN109540670B (en) * | 2018-12-05 | 2021-10-26 | 东华大学 | Mechanism for measuring tensile and compressive stress of fiber bundle by changing fulcrum and application |
| CN109443936A (en) * | 2018-12-10 | 2019-03-08 | 西南交通大学 | Mesh sheet bursting stretching integral self-balancing experimental provision and test method |
| CN110333135A (en) * | 2019-07-18 | 2019-10-15 | 中国工程物理研究院化工材料研究所 | Ten channel organic materials automate stress/strain load and monitoring device |
| CN110779793A (en) * | 2019-10-29 | 2020-02-11 | 航宇救生装备有限公司 | Experimental method for detecting deformation condition of MBWK fabric on thin shell |
| CN111220459A (en) * | 2019-12-06 | 2020-06-02 | 中国科学院长春应用化学研究所 | Be applicable to albumen short-staple testing arrangement |
| CN111220459B (en) * | 2019-12-06 | 2021-07-23 | 中国科学院长春应用化学研究所 | Be applicable to albumen short-staple testing arrangement |
| CN111208007A (en) * | 2020-01-20 | 2020-05-29 | 通标标准技术服务有限公司 | Method for detecting mechanical property of textile material |
| CN111208007B (en) * | 2020-01-20 | 2022-06-03 | 通标标准技术服务有限公司 | Method for detecting mechanical property of textile material |
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