CN102680320A - Fixture for testing tensile properties of ultrathin flexible membrane materials - Google Patents
Fixture for testing tensile properties of ultrathin flexible membrane materials Download PDFInfo
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- CN102680320A CN102680320A CN201210187102XA CN201210187102A CN102680320A CN 102680320 A CN102680320 A CN 102680320A CN 201210187102X A CN201210187102X A CN 201210187102XA CN 201210187102 A CN201210187102 A CN 201210187102A CN 102680320 A CN102680320 A CN 102680320A
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- clamp body
- anchor clamps
- groove
- film material
- ultrathin flexible
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Abstract
The invention relates to a fixture, in particular to a fixture for testing tensile properties of ultrathin flexible membrane materials to solve problems that existing fixtures for testing tensile properties of flexible membrane materials cannot clamp flexible membrane materials with complicated structures and large width for tensile tests, and the applicability is poor. The fixture comprises a first fixture body, a second fixture body and a base, wherein the first fixture body and the second fixture body are attached to each other in tandem horizontally and in detachable connection with each other, the base in detachable connection with the second fixture body is arranged on the lower end face of the second fixture body, and the base is used for connecting a tensile testing machine. The fixture is used for the tensile tests of the ultrathin flexible membrane materials.
Description
Technical field
The present invention relates to a kind of anchor clamps, be specifically related to a kind of anchor clamps that are used for ultrathin flexible film material tensile property test usefulness.
Background technology
Ultrathin flexible membraneous material thickness is very little, the light flexible membraneous material in the application in fields such as Aero-Space more and more widely, its tensile property is used most important for flexible thin-film material's selection, be flexible thin-film material's important performance indexes.At present; The flexible thin-film material's complex structure and the width that are used to test are bigger; And the existing ultrathin flexible film material extension test that is used for can only clamping hang down width, the better simply membraneous material of structure with anchor clamps; Be not suitable for the bigger fexible film extension test of complex structure and width, applicability is relatively poor.
Summary of the invention
The objective of the invention is that existing fexible film tensile property test clamp tool can not be used for the clamp structure complicacy and the bigger flexible thin-film material of width is used for extension test in order to solve; The problem that applicability is relatively poor, and then provide and the matching used a kind of anchor clamps that are used for ultrathin flexible film material tensile property test usefulness of cupping machine.
The present invention addresses the above problem the technical scheme of taking to be: a kind of anchor clamps that are used for ultrathin flexible film material tensile property test usefulness of the present invention comprise first clamp body, second clamp body and base; The level setting that reclines before and after second clamp body and first clamp body; And second clamp body and first clamp body removably connect; The lower surface of second clamp body is provided with the base that removably connects with second clamp body, and base is used to connect cupping machine.
The invention has the beneficial effects as follows: anchor clamps of the present invention can the film of clamping thickness between several microns are to several millimeters.The present invention has increased the length of first clamp body and second clamp body; The length of first clamp body and second clamp body is 360-380mm; Can be used for the big flexible thin-film material's of complex structure (pure film material surface recombination has adhesive tape or filametntary membraneous material) and width clamping and do not damage the structure of compound substance; With the supporting use of cupping machine; Ability realizes being used for the test of ultrathin flexible film material tensile property, has satisfied the requirement of flexible thin-film material's tensile property test, and having solved existing film stretching anchor clamps effectively can only clamping hang down width, the better simply pure membraneous material of structure; Utilize anchor clamps of the present invention complicated, the flexible thin-film material of repetition period long (the film surface lattice repeats to occur) clamping and be used for flexible thin-film material's extension test well for structure.The present invention also has simple in structure, and is easy to use, the advantage that manufacturing cost is lower.
Description of drawings
Fig. 1 is an one-piece construction front view of the present invention; Fig. 2 is the vertical view of Fig. 1; Fig. 3 is the B-B cut-open view of Fig. 1; Fig. 4 is the A-A cut-open view of Fig. 1, and Fig. 5 has first clamp body of groove and fin and the annexation figure of second clamp body in the embodiment eight, and Fig. 6 has first clamp body of semi-circular recesses and the annexation figure of second clamp body in the embodiment nine.
Embodiment
Embodiment one: combine Fig. 1-Fig. 6 that this embodiment is described; The described a kind of anchor clamps that are used for ultrathin flexible film material tensile property test usefulness of this embodiment comprise first clamp body 1, second clamp body 2 and base 3; The setting that reclines of second clamp body 2 and first clamp body, 1 front and back level; And second clamp body 2 and first clamp body 1 removably connect, and the lower surface of second clamp body 2 is provided with the base 3 that removably connects with second clamp body 2, and base 3 is used to connect cupping machine.
It is the Instelong test machine of Instron5569, Instron5567, Instron5581, Instron5582 and Instron5584 that the cupping machine of this embodiment can be selected model for use.
Embodiment two: combine Fig. 2 this embodiment to be described, the clamp body that said first clamp body 1 of this embodiment is processed by aluminium alloy.So be provided with, light weight is cheap and easy to get, and is easy to use, meets design requirement and actual needs.Other is identical with embodiment one.
Embodiment three: combine Fig. 1 and Fig. 2 this embodiment to be described, the clamp body that said second clamp body 2 of this embodiment is processed by aluminium alloy.So be provided with, light weight is cheap and easy to get, and is easy to use, meets design requirement and actual needs.Other is identical with embodiment one or two.
Embodiment four: combine Fig. 1, Fig. 3 and Fig. 4 this embodiment to be described, the base that the said base 3 of this embodiment is processed by aluminium alloy.So be provided with, light weight is cheap and easy to get, and is easy to use, meets design requirement and actual needs.Other is identical with embodiment one or two.
Embodiment five: combine Fig. 1 and Fig. 2 that this embodiment is described, the said anchor clamps of this embodiment comprise that also two first bolts, 5, the second clamp bodies 2 removably connect through two first bolts 5 and first clamp body 1.So be provided with, easy to use, easy to connect efficient, meet design requirement and actual needs.Other is identical with embodiment one.
Embodiment six: combine Fig. 1 and Fig. 2 that this embodiment is described, the said anchor clamps of this embodiment comprise that also two second bolts, 4, the second clamp bodies 2 removably connect through two second bolts 4 and base 3.So be provided with, easy to use, easy to connect efficient, meet design requirement and actual needs.Other is identical with embodiment one or two.
Embodiment seven: combine Fig. 1 and Fig. 3 that this embodiment is described, the said anchor clamps of this embodiment also comprise the 3rd bolt 6, and the middle part of said base 3 is provided with threaded hole 3-1, is used to be connected cupping machine with the 3rd bolt 6 that threaded hole 3-1 is threaded.So be provided with, easy to use, easy to connect efficient, meet design requirement and actual needs.Other is identical with embodiment one.
Embodiment eight: combine Fig. 5 that this embodiment is described; The two ends of the lip-deep length direction of second clamp body 2 that reclines mutually with first clamp body 1 of this embodiment are provided with the second groove 2-1 and the second fin 2-2 respectively; Be provided with the first fin 1-1 that matches with the second groove 2-1 with the surface of corresponding first clamp body 1 of the second groove 2-1, be provided with the first groove 1-1 that matches with the second fin 2-2 with the surface of corresponding first clamp body 1 of the second fin 2-2.This embodiment is through first groove, second groove, first fin and second fin; Can increase the holding force of ultrathin flexible film material in clamp body; Sheet fabric compound substance such as clamping flexible composite, elastomeric material, uncured prepreg and rope net skin material and be used for tension test effectively; Drawing effect is good, and applicability is good, meets design requirement and actual needs.Other is identical with embodiment one.
Embodiment nine: combine Fig. 6 that this embodiment is described; The said anchor clamps of this embodiment also comprise cylinder 9; It is semicircular the 3rd groove 2-3 that the length direction of surperficial upper edge second clamp body 2 of second clamp body 2 that reclines mutually with first clamp body 1 is provided with the transversal section; Be provided with the four groove 1-3 identical with size with the surface of corresponding first clamp body 1 of the 3rd groove 2-3 with the 3rd groove 2-3 shape; Cylinder 9 is plugged between the 4th groove 1-3 and the 3rd groove 2-3, and cylinder 9 is used for the winding of filamentary material.This embodiment is through the 3rd groove and the 4th groove, filamentary material such as clamping such as composite filament beam material and wire bundle and be used for tension test effectively, applicability is good, easy to connect efficiently, meet design requirement and actual needs.Other is identical with embodiment one.
The course of work
In conjunction with Fig. 1-Fig. 6 the course of work of the present invention is described; When the present invention uses; After two sleeve clamps are assembled, the base of two sleeve clamps is separately fixed at the cupping machine corresponding position, an end of the ultrathin flexible film material of prestretched is placed in one between first clamp body and second clamp body of anchor clamps; The other end of ultrathin flexible film material places between first clamp body and second clamp body of another anchor clamps, and the starting characteristics test machine carries out ultrathin flexible film material extension test.For the ease of extension test; Corresponding first groove and first fin and second groove and second fin can be set respectively on first clamp body and second clamp body; Increase the holding force of ultrathin flexible film material in clamp body; Scope for the ultrathin flexible film material that enlarges stretching can be provided with corresponding the 3rd groove and the 4th groove respectively, during stretching on first clamp body and second clamp body; Filamentary material is wrapped on the cylinder, the cylinder that twines filamentary material is inserted in the 3rd groove and the 4th groove carries out extension test.
Claims (9)
1. one kind is used for the anchor clamps that ultrathin flexible film material tensile property is tested usefulness; It is characterized in that: said anchor clamps comprise first clamp body (1), second clamp body (2) and base (3); The level setting that reclines before and after second clamp body (2) and first clamp body (1); And second clamp body (2) and first clamp body (1) removably connect; The lower surface of second clamp body (2) is provided with the base (3) that removably connects with second clamp body (2), and base (3) is used to connect cupping machine.
2. a kind of anchor clamps that are used for ultrathin flexible film material tensile property test usefulness according to claim 1 is characterized in that: the clamp body that said first clamp body (1) is processed by aluminium alloy.
3. a kind of anchor clamps that are used for ultrathin flexible film material tensile property test usefulness according to claim 1 and 2 is characterized in that: the clamp body that said second clamp body (2) is processed by aluminium alloy.
4. a kind of anchor clamps that are used for ultrathin flexible film material tensile property test usefulness according to claim 1 and 2 is characterized in that: the base that said base (3) is processed by aluminium alloy.
5. a kind of anchor clamps that are used for ultrathin flexible film material tensile property test usefulness according to claim 1; It is characterized in that: said anchor clamps also comprise two first bolts (5), and second clamp body (2) removably connects through two first bolts (5) and first clamp body (1).
6. a kind of anchor clamps that are used for ultrathin flexible film material tensile property test usefulness according to claim 1 and 2; It is characterized in that: said anchor clamps also comprise two second bolts (4), and second clamp body (2) removably connects through two second bolts (4) and base (3).
7. a kind of anchor clamps that are used for ultrathin flexible film material tensile property test usefulness according to claim 1; It is characterized in that: said anchor clamps also comprise the 3rd bolt (6); The middle part of said base (3) is provided with threaded hole (3-1), is used to be connected cupping machine with the 3rd bolt (6) that threaded hole (3-1) is threaded.
8. a kind of anchor clamps that are used for ultrathin flexible film material tensile property test usefulness according to claim 1; It is characterized in that: the two ends of the lip-deep length direction of second clamp body (2) that reclines mutually with first clamp body (1) are provided with second groove (2-1) and second fin (2-2) respectively; Be provided with first fin (1-1) that matches with second groove (2-1) with the surface of corresponding first clamp body of second groove (2-1) (1), be provided with first groove (1-1) that matches with second fin (2-2) with the surface of corresponding first clamp body of second fin (2-2) (1).
9. a kind of anchor clamps that are used for ultrathin flexible film material tensile property test usefulness according to claim 1; It is characterized in that: said anchor clamps also comprise cylinder (9); It is semicircular the 3rd groove (2-3) that the length direction of surperficial upper edge second clamp body (2) of second clamp body (2) that reclines mutually with first clamp body (1) is provided with the transversal section; Be provided with four groove (1-3) identical with size with the surface of corresponding first clamp body of the 3rd groove (2-3) (1) with the 3rd groove (2-3) shape; Cylinder (9) is plugged between the 4th groove (1-3) and the 3rd groove (2-3), and cylinder (9) is used for the winding of filamentary material.
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CN201210187102XA CN102680320B (en) | 2012-06-08 | 2012-06-08 | Fixture for testing tensile properties of ultrathin flexible membrane materials |
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CN201210187102XA CN102680320B (en) | 2012-06-08 | 2012-06-08 | Fixture for testing tensile properties of ultrathin flexible membrane materials |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103175733A (en) * | 2013-03-08 | 2013-06-26 | 同济大学 | Direct tensile test jag of incompressible material |
CN103424310A (en) * | 2013-08-21 | 2013-12-04 | 中国化工橡胶株洲研究设计院 | Method for testing specimen slice tensile rate and clamping fixture |
CN103558097A (en) * | 2013-11-15 | 2014-02-05 | 哈尔滨工业大学 | Testing device for tensile-shear coupling experiment in thin film |
CN107192607A (en) * | 2016-03-15 | 2017-09-22 | 辽东学院 | Total cross-section flexible material tension test fixture |
CN109406264A (en) * | 2018-11-23 | 2019-03-01 | 中国汽车技术研究中心有限公司 | A kind of stretching clamping device of carbon filament |
CN109765096A (en) * | 2019-03-19 | 2019-05-17 | 宁波金田新材料有限公司 | A kind of enameled wire coat tensile test fixture device |
CN109781516A (en) * | 2018-12-28 | 2019-05-21 | 东北大学 | A kind of material strain original position EBSD observation test fixture and the test method |
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CN1261155A (en) * | 1999-01-18 | 2000-07-26 | 李步青 | Clamper for smooth and straight test part |
CN2665698Y (en) * | 2003-12-30 | 2004-12-22 | 中国科学院理化技术研究所 | Stretching clamp for tension mechanical property test of thin film material |
CN2694256Y (en) * | 2004-04-30 | 2005-04-20 | 北京交通大学 | Membrane sample low-temperature extending fixture |
CN101776550A (en) * | 2010-02-04 | 2010-07-14 | 西北工业大学 | Tensile test fixture used for tubular product sample |
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2012
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Patent Citations (5)
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JPH064443A (en) * | 1992-06-23 | 1994-01-14 | Fujitsu Ltd | Message type data processing system |
CN1261155A (en) * | 1999-01-18 | 2000-07-26 | 李步青 | Clamper for smooth and straight test part |
CN2665698Y (en) * | 2003-12-30 | 2004-12-22 | 中国科学院理化技术研究所 | Stretching clamp for tension mechanical property test of thin film material |
CN2694256Y (en) * | 2004-04-30 | 2005-04-20 | 北京交通大学 | Membrane sample low-temperature extending fixture |
CN101776550A (en) * | 2010-02-04 | 2010-07-14 | 西北工业大学 | Tensile test fixture used for tubular product sample |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103175733A (en) * | 2013-03-08 | 2013-06-26 | 同济大学 | Direct tensile test jag of incompressible material |
CN103424310A (en) * | 2013-08-21 | 2013-12-04 | 中国化工橡胶株洲研究设计院 | Method for testing specimen slice tensile rate and clamping fixture |
CN103558097A (en) * | 2013-11-15 | 2014-02-05 | 哈尔滨工业大学 | Testing device for tensile-shear coupling experiment in thin film |
CN103558097B (en) * | 2013-11-15 | 2016-01-27 | 哈尔滨工业大学 | Film draws cuts coupling experiment proving installation |
CN107192607A (en) * | 2016-03-15 | 2017-09-22 | 辽东学院 | Total cross-section flexible material tension test fixture |
CN109406264A (en) * | 2018-11-23 | 2019-03-01 | 中国汽车技术研究中心有限公司 | A kind of stretching clamping device of carbon filament |
CN109781516A (en) * | 2018-12-28 | 2019-05-21 | 东北大学 | A kind of material strain original position EBSD observation test fixture and the test method |
CN109781516B (en) * | 2018-12-28 | 2024-02-02 | 东北大学 | Clamp for material strain in-situ EBSD observation test and test method |
CN109765096A (en) * | 2019-03-19 | 2019-05-17 | 宁波金田新材料有限公司 | A kind of enameled wire coat tensile test fixture device |
CN109765096B (en) * | 2019-03-19 | 2022-05-31 | 宁波金田新材料有限公司 | Enameled wire paint film tensile test fixture device |
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