CN106769431B - Longitudinal shearing detection test fixture for heat-insulating aluminum alloy section bar for building - Google Patents
Longitudinal shearing detection test fixture for heat-insulating aluminum alloy section bar for building Download PDFInfo
- Publication number
- CN106769431B CN106769431B CN201710126930.5A CN201710126930A CN106769431B CN 106769431 B CN106769431 B CN 106769431B CN 201710126930 A CN201710126930 A CN 201710126930A CN 106769431 B CN106769431 B CN 106769431B
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- CN
- China
- Prior art keywords
- cover plate
- screw rod
- supporting seat
- upper cover
- servo motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000010008 shearing Methods 0.000 title claims abstract description 12
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 11
- 238000001514 detection method Methods 0.000 title claims abstract description 6
- 230000008878 coupling Effects 0.000 abstract description 3
- 238000010168 coupling process Methods 0.000 abstract description 3
- 238000005859 coupling reaction Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 238000009413 insulation Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/24—Investigating strength properties of solid materials by application of mechanical stress by applying steady shearing forces
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/04—Chucks, fixtures, jaws, holders or anvils
- G01N2203/0482—Chucks, fixtures, jaws, holders or anvils comprising sensing means
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention relates to a longitudinal shearing-resistant detection test fixture for a heat-insulating aluminum alloy section for a building, which comprises a servo motor, an upper cover plate, a lower cover plate and a screw rod supporting seat, wherein the servo motor is connected with a microcontroller and a driver, the screw rod supporting seat is connected with the servo motor through a screw rod, the upper cover plate and the lower cover plate are connected on the screw rod supporting seat through a coupling, one side of the upper cover plate is connected with a side plate, the lower end of the upper cover plate is connected with a guide rod through a nut, the guide rod penetrates through the lower cover plate through a ball sliding block, a force sensor is fixed on the screw rod through a nut seat, and the force sensor is positioned on the upper end face of the lower cover plate. The invention has the advantages of simple structure, convenient installation, no torsion or deflection during loading, convenient use, simple operation, accurate test data and high precision.
Description
Technical Field
The invention relates to a clamp, in particular to a longitudinal shearing-resistant detection test clamp for a heat-insulating aluminum alloy section bar for a building.
Background
At present, the heat-insulating aluminum alloy section for the building needs to be fixed when detecting, but the current fixing device is clamped at two sides, wherein a side ball exists friction force between the ball and an object to be detected when shearing, so that the test shearing ratio is smaller than the actual shearing ratio, and manual clamping is adopted, deflection can occur in the clamping process, and the test accuracy of shearing force is affected.
Disclosure of Invention
The invention aims to overcome the defects, and relates to a longitudinal shearing-resistant detection test fixture for a heat-insulating aluminum alloy section for a building, which is simple in structure, convenient to clamp and high in test accuracy.
The aim of the invention is achieved by the following technical scheme: the utility model provides a vertical shear test anchor clamps of heat insulating aluminum alloy section bar for building, includes servo motor, upper cover plate, lower apron and lead screw supporting seat, servo motor links to each other with microcontroller and driver, servo motor is connected with the lead screw supporting seat through the lead screw have upper cover plate and lower apron through the coupling joint on the lead screw supporting seat, the both ends and the curb plate of upper cover plate link to each other the lower extreme of upper cover plate is connected with the guide arm through the nut on the guide arm runs through the lower apron through the ball slider be fixed with force transducer through the nut seat on the lead screw, force transducer is located the lower apron up end.
The invention further improves that: the screw rod supporting seat is arranged on the base, the base consists of a first bracket and a second bracket, and the height of the first bracket is higher than that of the second bracket.
Compared with the prior art, the invention has the advantages that:
simple structure, simple to operate, the phenomenon of torsion and skew can not take place during loading, convenient to use, easy operation, test data is accurate, and the precision is high.
Description of the drawings:
FIG. 1 is a schematic diagram of the structure of the present invention;
reference numerals in the drawings: 1-servo motor, 2-shaft coupling, 3-lead screw, 4-nut seat, 5-force transducer, 6-lower apron, 7-lead screw supporting seat, 8-base, 8-1-first bracket, 8-2-second bracket, 9-microcontroller, 10-driver, 11-nut, 12-upper apron, 13-guide arm, 14-ball slider, 15-curb plate.
The specific embodiment is as follows:
the present invention will be further described in detail with reference to the following examples and drawings for the purpose of enhancing the understanding of the present invention, which examples are provided for the purpose of illustrating the present invention only and are not to be construed as limiting the scope of the present invention.
Fig. 1 shows a specific embodiment of a longitudinal shear test fixture for a heat-insulating aluminum alloy section for a building, which is disclosed by the invention: the servo motor 1 is connected with a microcontroller 9 and a driver 10, the servo motor 1 is connected with the lead screw supporting seat 7 through a lead screw 3, the lead screw supporting seat 7 is connected with the upper cover plate 12 and the lower cover plate 6 through a coupler 2, two ends of the upper cover plate 12 are connected with side plates 15, the lower end of the upper cover plate 12 is connected with a guide rod 13 through a nut 11, the guide rod 13 penetrates through the lower cover plate 6 through a ball sliding block 14, a force sensor 5 is fixed on the lead screw 3 through a nut seat 4, and the force sensor 5 is positioned on the upper end face of the lower cover plate 6; the screw rod supporting seat 7 is arranged on the base 8, the base 8 consists of a first bracket 8-1 and a second bracket 8-2, and the height of the first bracket 8-1 is higher than that of the second bracket 8-2.
The aluminum alloy section bar to be tested is placed above the base, the servo motor is started, the land motor drives the screw rod and the guide rod, the screw rod and the guide rod drive the lower cover plate to downwards operate, the lower cover plate downwards presses one side of the aluminum alloy section bar heat insulation material, the added load is monitored through the force sensor, and corresponding shearing displacement is recorded until the shearing force fails.
The device has the advantages of simple structure, simple operation, accurate test data and high precision, one end of the heat insulation section bar is fastened on the device, acting force is uniformly transmitted to the other end of the heat insulation section bar through the lower cover plate, and torsion and deflection cannot occur during loading.
The applicant has further stated that the present invention is described by the above examples as to the implementation method and apparatus structure of the present invention, but the present invention is not limited to the above embodiments, i.e. it does not mean that the present invention must be implemented by the above methods and structures. It should be apparent to those skilled in the art that any modifications of the present invention, equivalent substitutions for the implementation method selected for the present invention, addition of steps, selection of specific modes, etc., fall within the scope of the present invention and the scope of the disclosure. The present invention is not limited to the above embodiments, and all modes of achieving the object of the present invention by adopting the structure and method similar to those of the present invention are within the scope of the present invention.
Claims (1)
1. Longitudinal shearing detection test fixture of heat-insulating aluminum alloy section bar for building, its characterized in that: the automatic feeding device comprises a servo motor (1), an upper cover plate (12), a lower cover plate (6) and a screw rod supporting seat (7), wherein the servo motor (1) is connected with a microcontroller (9) and a driver (10), the servo motor (1) is connected with the screw rod supporting seat (7) through a screw rod (3), the screw rod supporting seat (7) is connected with the upper cover plate (12) and the lower cover plate (6) through a coupler (2), two ends of the upper cover plate (12) are connected with side plates (15), the lower end of the upper cover plate (12) is connected with a guide rod (13) through a nut (11), a ball slider (14) penetrates through the lower cover plate (6), a force sensor (5) is fixed on the screw rod (3) through the nut seat (4), and the force sensor (5) is positioned on the upper end face of the lower cover plate (6). The screw rod supporting seat (7) is arranged on the base (8), the base (8) is composed of a first bracket (8-1) and a second bracket (8-2), and the height of the first bracket (8-1) is higher than that of the second bracket (8-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710126930.5A CN106769431B (en) | 2017-03-06 | 2017-03-06 | Longitudinal shearing detection test fixture for heat-insulating aluminum alloy section bar for building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710126930.5A CN106769431B (en) | 2017-03-06 | 2017-03-06 | Longitudinal shearing detection test fixture for heat-insulating aluminum alloy section bar for building |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106769431A CN106769431A (en) | 2017-05-31 |
| CN106769431B true CN106769431B (en) | 2023-12-15 |
Family
ID=58962422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710126930.5A Active CN106769431B (en) | 2017-03-06 | 2017-03-06 | Longitudinal shearing detection test fixture for heat-insulating aluminum alloy section bar for building |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106769431B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202066748U (en) * | 2011-04-27 | 2011-12-07 | 常州市建筑科学研究院股份有限公司 | Test clamp for detecting shear strength |
| CN203011767U (en) * | 2012-12-27 | 2013-06-19 | 淮安市建筑工程检测中心有限公司 | Longitudinal shearing clamp for aluminum alloy insulation material |
| CN103245568A (en) * | 2013-05-14 | 2013-08-14 | 南京理工大学 | Macromolecular material tensile testing device |
| CN203350126U (en) * | 2013-07-18 | 2013-12-18 | 无锡东仪制造科技有限公司 | Hydraulic pressure testing machine |
| CN203432849U (en) * | 2013-07-05 | 2014-02-12 | 成都佳美嘉科技有限公司 | Longitudinal shear fixture for aluminum alloy thermal insulation profiles |
| CN204165833U (en) * | 2014-11-04 | 2015-02-18 | 宁波工程学院 | A kind of longitudinal shearing test fixture |
| CN204177684U (en) * | 2014-10-08 | 2015-02-25 | 宁波工程学院 | The shearing test device of heat insulation section |
| CN205192852U (en) * | 2015-10-30 | 2016-04-27 | 苏州中正工程检测有限公司 | Waterproofing membrane tensile testing arrangement |
| CN205506557U (en) * | 2016-04-13 | 2016-08-24 | 浙江省建筑科学设计研究院有限公司 | Anti shear test anchor clamps of heat -insulating aluminum alloy section material |
| EP3073244A1 (en) * | 2015-03-24 | 2016-09-28 | Karlsruher Institut für Technologie | Device and method for determining the shearing resistance and the shearing modulus of composite materials |
-
2017
- 2017-03-06 CN CN201710126930.5A patent/CN106769431B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202066748U (en) * | 2011-04-27 | 2011-12-07 | 常州市建筑科学研究院股份有限公司 | Test clamp for detecting shear strength |
| CN203011767U (en) * | 2012-12-27 | 2013-06-19 | 淮安市建筑工程检测中心有限公司 | Longitudinal shearing clamp for aluminum alloy insulation material |
| CN103245568A (en) * | 2013-05-14 | 2013-08-14 | 南京理工大学 | Macromolecular material tensile testing device |
| CN203432849U (en) * | 2013-07-05 | 2014-02-12 | 成都佳美嘉科技有限公司 | Longitudinal shear fixture for aluminum alloy thermal insulation profiles |
| CN203350126U (en) * | 2013-07-18 | 2013-12-18 | 无锡东仪制造科技有限公司 | Hydraulic pressure testing machine |
| CN204177684U (en) * | 2014-10-08 | 2015-02-25 | 宁波工程学院 | The shearing test device of heat insulation section |
| CN204165833U (en) * | 2014-11-04 | 2015-02-18 | 宁波工程学院 | A kind of longitudinal shearing test fixture |
| EP3073244A1 (en) * | 2015-03-24 | 2016-09-28 | Karlsruher Institut für Technologie | Device and method for determining the shearing resistance and the shearing modulus of composite materials |
| CN205192852U (en) * | 2015-10-30 | 2016-04-27 | 苏州中正工程检测有限公司 | Waterproofing membrane tensile testing arrangement |
| CN205506557U (en) * | 2016-04-13 | 2016-08-24 | 浙江省建筑科学设计研究院有限公司 | Anti shear test anchor clamps of heat -insulating aluminum alloy section material |
Non-Patent Citations (4)
| Title |
|---|
| 张建卫 ; 冀宏 ; 王多成 ; 张玲珑 ; .电液伺服大型多功能压剪试验机的研制.液压与气动.2010,(第06期),全文. * |
| 柳旭东 ; 王东辉 ; 郭红玲 ; 刘英亮 ; 刘帅 ; .预制柱连接部位抗剪性能试验研究.低温建筑技术.2015,(第10期),全文. * |
| 电液伺服大型多功能压剪试验机的研制;张建卫;冀宏;王多成;张玲珑;;液压与气动(第06期);全文 * |
| 预制柱连接部位抗剪性能试验研究;柳旭东;王东辉;郭红玲;刘英亮;刘帅;;低温建筑技术(第10期);全文 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106769431A (en) | 2017-05-31 |
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