CN204116131U - A kind of multifunctional stretching fixture - Google Patents
A kind of multifunctional stretching fixture Download PDFInfo
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- CN204116131U CN204116131U CN201420498125.7U CN201420498125U CN204116131U CN 204116131 U CN204116131 U CN 204116131U CN 201420498125 U CN201420498125 U CN 201420498125U CN 204116131 U CN204116131 U CN 204116131U
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Abstract
The utility model relates to a kind of multifunctional stretching fixture, comprise chuck, fixture block and scale, wherein chuck is rigidity U-lag, universal rotational ball pivot is provided with at the top of chuck, fixture block is fixed on chuck medial surface by holding screw, and fixture block side is reserved with hole slot, and scale is fixed on the front of chuck, scale is provided with bar shaped sliding tray along scale direction, and chuck side lower is provided with scale in the mode of weaving done in fine silks and gold thread by the tapestry method.With scale not only may be used for reading test specimen sectional dimension, and may be used for test specimen centering, this fixture can be used for the stretching of single class material test specimen of different size, also can be used for the bonding interface tension between different materials and shearing strength test.
Description
Technical field
The utility model belongs to machinery manufacturing technology field, is specifically related to a kind of multifunctional stretching fixture.
Background technology
The tensile mechanical properties such as tensile strength, tensile modulus of elasticity, the extensibility test of material is the elementary item of material experiment, after standard specimen is shaping, how effectively and accurately tests and becomes key issue.The microcomputer controlled electronic universal tester of existing various tonnage is all by high-precision force snesor and displacement transducer accurate acquisition test data, thus, adopt adapt with standard specimen, can effectively clamp, the fixture of evenly power transmission directly determines validity and the accuracy of test result.
Stretching experiment is the basic experiment method of each metalloid of test and nonmetallic materials pulling strengrth and deformability, at present, in various types of materials stretching experiment, the method for clamping of fixture to test specimen has two kinds, and a kind of is self-lock force by fixture block, and produces holding force and friction resistance between test specimen; Another kind test piece end is made the shape identical with fixture with fixing test specimen.Front a kind of fixture is generally the wedge fixture of self-locking, and the friction force produced between its indentation mainly through fixture block surface and test specimen drives wedge fixture toward draw direction embedded squeezing, strengthens wedge fixture block thus further to the extruding force of specimen holder end and friction resistance.This kind of fixture is better to plastic material clamping effect such as metals, but cannot effectively clamp hard brittle materials such as sand-cement slurry, and easily occur test specimen slippage, be caught broken by test piece end, the problems such as holding force skewness, have impact on accuracy and the validity of test result.
Utility model content
The utility model aims to provide a kind of multifunctional stretching fixture, and being specially a kind of fixture lath and prismatic test specimen being carried out to test, is a kind of multifunctional stretching fixture with scale.
The utility model is achieved through the following technical solutions:
A kind of multifunctional stretching fixture, comprise chuck, fixture block and scale, wherein chuck is rigidity U-lag, universal rotational ball pivot is provided with at the top of chuck, fixture block is fixed on chuck medial surface by holding screw, and fixture block side is reserved with hole slot, and scale is fixed on the front of chuck, scale is provided with bar shaped sliding tray along scale direction, and chuck side lower is provided with scale in the mode of weaving done in fine silks and gold thread by the tapestry method.
Described chuck side is respectively provided with screw hole, and holding screw is socketed by the preformed hole of screw hole and fixture block side;
Described one end, fixture block surface is furnished with screw, and screw is positioned at the sliding tray of scale, migration in the sliding tray of scale;
Described fixture block is and dumbbell shape tensile test specimen end jogged shape or rectangle;
Described scale and scale be used for test specimen in and dimensioning.
The beneficial effects of the utility model are: 1) by changing fixture block, can realize shearing two kinds of different experiment parameter demands to the stretching of test specimen and adhesive surface; 2) by the adjustment of holding screw, the test specimen of multi-thickness is adapted to; 3) its with scale not only may be used for reading test specimen sectional dimension, and may be used for test specimen centering.
Accompanying drawing explanation
Fig. 1 is stretching clamp stretching dumbbell shape tensile test specimen Facad structure schematic diagram;
Fig. 2 is the utility model stretching clamp side structure schematic diagram;
Fig. 3 is stretching clamp stretch-bonded interface shearing-resistance test specimen Facad structure schematic diagram;
Indicate in accompanying drawing and illustrate: chuck 1, fixture block 2, scale 3, universal spherical joint 4, holding screw 5, sliding tray 6, screw 7, scale 8.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Embodiment 1
Stretching dumbbell shape tensile test specimen, as shown in Figure 1, a kind of multifunctional stretching fixture, comprise chuck 1, fixture block 2 and scale 3, wherein chuck 1 is rigidity U-lag, universal rotational ball pivot 4 is provided with at the top of chuck 1, side is respectively provided with screw hole, fixture block 2 is and dumbbell shape tensile test specimen end jogged shape, chuck 1 medial surface is fixed on by holding screw 5, fixture block 2 side is reserved with hole slot, holding screw 5 is socketed by the preformed hole of screw hole and fixture block 2 side, scale 3 is fixed on the front of chuck 1, scale 3 is provided with bar shaped sliding tray 6 along scale direction, the surperficial one end of fixture block 2 is furnished with screw 7, screw 7 is positioned at the sliding tray 6 of scale, migration in the sliding tray 6 of scale.
As shown in Figure 2, chuck side lower is provided with scale 8 in the mode of weaving done in fine silks and gold thread by the tapestry method, for test specimen in and dimensioning.
Embodiment 2
Another kind of embodiment of the present utility model, stretch-bonded interface shearing-resistance test specimen, as shown in Figure 3, multifunctional stretching fixture, comprise chuck 1, fixture block 2 and scale 3, wherein chuck 1 is rigidity U-lag, universal rotational ball pivot 4 is provided with at the top of chuck 1, side is respectively provided with screw hole, fixture block 2 is rectangle, chuck 1 medial surface is fixed on by holding screw 5, fixture block 2 side is reserved with hole slot, holding screw 5 is socketed by the preformed hole of screw hole and fixture block 2 side, scale 3 is fixed on the front of chuck 1, scale 3 is provided with bar shaped sliding tray 6 along scale direction, the surperficial one end of fixture block 2 is furnished with screw 7, screw 7 is positioned at the sliding tray 6 of scale, migration in the sliding tray 6 of scale.
As shown in Figure 2, chuck side lower is provided with scale 8 in the mode of weaving done in fine silks and gold thread by the tapestry method, for test specimen in and dimensioning.
The above embodiment is only further illustrate of the present utility model; not other forms of restriction is done to the utility model; the utility model also can have other various embodiments; when not deviating from the utility model spirit and essence thereof; those of ordinary skill in the art can make various corresponding change and distortion according to the utility model, but these change accordingly and are out of shape the protection domain that all should belong to the claim appended by the utility model.
Claims (5)
1. a multifunctional stretching fixture, comprise chuck (1), fixture block (2) and scale (3), it is characterized in that: described chuck (1) is rigidity U-lag, the top of chuck (1) is provided with universal rotational ball pivot (4), and side lower is provided with scale (8) in the mode of weaving done in fine silks and gold thread by the tapestry method; Described fixture block is fixed on chuck (1) medial surface by holding screw (5), and fixture block (2) side is reserved with hole slot; Described scale (3) is fixed on the front of chuck (1), and scale (3) is provided with bar shaped sliding tray (6) along scale direction.
2. a kind of multifunctional stretching fixture according to claim 1, is characterized in that: described chuck (1) side is respectively provided with screw hole, and holding screw (5) is socketed by the preformed hole of screw hole and fixture block (2) side.
3. a kind of multifunctional stretching fixture according to claim 1, it is characterized in that: described fixture block (2) surperficial one end is furnished with screw (7), screw (7) is positioned at the sliding tray (6) of scale (3), migration in the sliding tray (6) in scale (3).
4. a kind of multifunctional stretching fixture according to claim 3, is characterized in that: described fixture block (2) is and dumbbell shape tensile test specimen end jogged shape or rectangle.
5. a kind of multifunctional stretching fixture according to claim 1, is characterized in that: described scale (3) and scale (8) for test specimen in and dimensioning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420498125.7U CN204116131U (en) | 2014-08-29 | 2014-08-29 | A kind of multifunctional stretching fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420498125.7U CN204116131U (en) | 2014-08-29 | 2014-08-29 | A kind of multifunctional stretching fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204116131U true CN204116131U (en) | 2015-01-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420498125.7U Expired - Fee Related CN204116131U (en) | 2014-08-29 | 2014-08-29 | A kind of multifunctional stretching fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204116131U (en) |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104792611A (en) * | 2015-04-20 | 2015-07-22 | 郑州大学 | Concrete compression breaking stress-strain total curve testing device |
| CN104807696A (en) * | 2015-05-15 | 2015-07-29 | 中国飞机强度研究所 | Testing machine and method for test piece centering arrangement by using testing machine |
| CN105527157A (en) * | 2015-12-24 | 2016-04-27 | 北京航空航天大学 | Rapid-assembling and dissembling split clamp used for fatigue test |
| CN105865906A (en) * | 2016-05-31 | 2016-08-17 | 沈阳盛远检测技术有限公司 | Centering positioning clamping device for compressing sample |
| CN107340186A (en) * | 2017-07-07 | 2017-11-10 | 水利部交通运输部国家能源局南京水利科学研究院 | A kind of non-standard concrete fracture performance test apparatus |
| CN107631982A (en) * | 2017-10-16 | 2018-01-26 | 宜兴市国强炉业有限公司 | High-strength abrasion-proof castable binding agent tension detection means |
| CN108088738A (en) * | 2017-11-29 | 2018-05-29 | 中国航空工业集团公司沈阳飞机设计研究所 | A kind of centering clamp for testing machine template test specimen |
| CN108562488A (en) * | 2017-12-27 | 2018-09-21 | 内蒙古工业大学 | The device and operating method of single fiber puller system fixing concrete sample |
| CN108956283A (en) * | 2018-08-08 | 2018-12-07 | 东南大学 | A kind of the dynamic tensile test fixture and test method of countersunk head sheet test specimen |
| CN109520826A (en) * | 2018-11-06 | 2019-03-26 | 大连理工大学 | A kind of dedicated compression clamp of different length composite material compression sample longitudinal centering positioning |
| CN109855952A (en) * | 2019-03-01 | 2019-06-07 | 鞍钢股份有限公司 | A kind of centralising device and method of fracture fatigue test compact tensile specimen |
| CN109916709A (en) * | 2019-03-27 | 2019-06-21 | 江苏神马电力股份有限公司 | A kind of test joint and test tool |
| CN110937341A (en) * | 2018-09-21 | 2020-03-31 | 宁波舜宇光电信息有限公司 | Transfer device, rotary table and adjusting method of transfer device |
| CN111300355A (en) * | 2020-04-01 | 2020-06-19 | 中国人民解放军空军勤务学院 | Maintenance workbench for aircraft power system |
| CN111693371A (en) * | 2020-07-06 | 2020-09-22 | 上海大学绍兴研究院 | Test fixture for testing tensile property of ceramic matrix composite |
| CN111721625A (en) * | 2020-06-05 | 2020-09-29 | 成都先进金属材料产业技术研究院有限公司 | High-speed tensile sample centering device and method |
| CN113237747A (en) * | 2021-02-03 | 2021-08-10 | 长沙理工大学 | Test piece, mold, test fixture and test method for direct tensile test of pavement material |
-
2014
- 2014-08-29 CN CN201420498125.7U patent/CN204116131U/en not_active Expired - Fee Related
Cited By (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104792611A (en) * | 2015-04-20 | 2015-07-22 | 郑州大学 | Concrete compression breaking stress-strain total curve testing device |
| CN104792611B (en) * | 2015-04-20 | 2017-09-15 | 郑州大学 | Concrete compression bursting stress strain full curve test device |
| CN104807696A (en) * | 2015-05-15 | 2015-07-29 | 中国飞机强度研究所 | Testing machine and method for test piece centering arrangement by using testing machine |
| CN104807696B (en) * | 2015-05-15 | 2018-06-05 | 中国飞机强度研究所 | A kind of method that testing machine and service-test machine carry out testpieces centering setting |
| CN105527157A (en) * | 2015-12-24 | 2016-04-27 | 北京航空航天大学 | Rapid-assembling and dissembling split clamp used for fatigue test |
| CN105527157B (en) * | 2015-12-24 | 2018-03-13 | 北京航空航天大学 | A kind of split type fixture of quick despatch for fatigue test |
| CN105865906A (en) * | 2016-05-31 | 2016-08-17 | 沈阳盛远检测技术有限公司 | Centering positioning clamping device for compressing sample |
| CN105865906B (en) * | 2016-05-31 | 2018-07-13 | 沈阳盛远检测技术有限公司 | Compress sample centering positioning clamping device |
| CN107340186A (en) * | 2017-07-07 | 2017-11-10 | 水利部交通运输部国家能源局南京水利科学研究院 | A kind of non-standard concrete fracture performance test apparatus |
| CN107631982A (en) * | 2017-10-16 | 2018-01-26 | 宜兴市国强炉业有限公司 | High-strength abrasion-proof castable binding agent tension detection means |
| CN108088738A (en) * | 2017-11-29 | 2018-05-29 | 中国航空工业集团公司沈阳飞机设计研究所 | A kind of centering clamp for testing machine template test specimen |
| CN108088738B (en) * | 2017-11-29 | 2020-08-11 | 中国航空工业集团公司沈阳飞机设计研究所 | Centering clamp for testing machine plate type test piece |
| CN108562488B (en) * | 2017-12-27 | 2020-06-19 | 内蒙古工业大学 | Device for fixing concrete sample by single fiber tensile machine and operation method |
| CN108562488A (en) * | 2017-12-27 | 2018-09-21 | 内蒙古工业大学 | The device and operating method of single fiber puller system fixing concrete sample |
| CN108956283A (en) * | 2018-08-08 | 2018-12-07 | 东南大学 | A kind of the dynamic tensile test fixture and test method of countersunk head sheet test specimen |
| CN110937341A (en) * | 2018-09-21 | 2020-03-31 | 宁波舜宇光电信息有限公司 | Transfer device, rotary table and adjusting method of transfer device |
| CN109520826A (en) * | 2018-11-06 | 2019-03-26 | 大连理工大学 | A kind of dedicated compression clamp of different length composite material compression sample longitudinal centering positioning |
| CN109855952A (en) * | 2019-03-01 | 2019-06-07 | 鞍钢股份有限公司 | A kind of centralising device and method of fracture fatigue test compact tensile specimen |
| CN109916709A (en) * | 2019-03-27 | 2019-06-21 | 江苏神马电力股份有限公司 | A kind of test joint and test tool |
| CN109916709B (en) * | 2019-03-27 | 2022-03-08 | 江苏神马电力股份有限公司 | Test joint and test tool |
| CN111300355A (en) * | 2020-04-01 | 2020-06-19 | 中国人民解放军空军勤务学院 | Maintenance workbench for aircraft power system |
| CN111721625A (en) * | 2020-06-05 | 2020-09-29 | 成都先进金属材料产业技术研究院有限公司 | High-speed tensile sample centering device and method |
| CN111693371A (en) * | 2020-07-06 | 2020-09-22 | 上海大学绍兴研究院 | Test fixture for testing tensile property of ceramic matrix composite |
| CN113237747A (en) * | 2021-02-03 | 2021-08-10 | 长沙理工大学 | Test piece, mold, test fixture and test method for direct tensile test of pavement material |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150121 Termination date: 20150829 |
|
| EXPY | Termination of patent right or utility model |