CN110954402A - Thermal simulation composite compression/tension torsion experimental device - Google Patents
Thermal simulation composite compression/tension torsion experimental device Download PDFInfo
- Publication number
- CN110954402A CN110954402A CN201911325442.2A CN201911325442A CN110954402A CN 110954402 A CN110954402 A CN 110954402A CN 201911325442 A CN201911325442 A CN 201911325442A CN 110954402 A CN110954402 A CN 110954402A
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- fixing device
- rotating shaft
- shaft
- thermal simulation
- axle
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- 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
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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- 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
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- 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
- G01N2203/0001—Type of application of the stress
- G01N2203/0003—Steady
-
- 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
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0017—Tensile
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- 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
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
-
- 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
- G01N2203/0014—Type of force applied
- G01N2203/0021—Torsional
-
- 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
- G01N2203/0014—Type of force applied
- G01N2203/0026—Combination of several types of applied 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
- G01N2203/025—Geometry of the test
- G01N2203/0258—Non axial, i.e. the forces not being applied along an axis of symmetry of the specimen
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- 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 thermal simulation composite compression/tension torsion experimental device, and belongs to the technical field of thermal simulation experimental devices. The invention mainly solves the technical problem that the existing thermal simulation experiment device can not realize the deformation test of compounding complex stress states. The technical scheme of the invention is as follows: a thermal simulation composite compression/tension torsion experimental apparatus, wherein: including relative left fixing device and the right fixing device who sets up, left side fixing device and right fixing device middle part all are equipped with axle installation cavity, its characterized in that: the device also comprises a left moving shaft, a rotating shaft, a right moving shaft and a positioning pin; the left moving shaft and the rotating shaft are horizontally arranged in the shaft mounting cavity of the left fixing device; the right moving shaft is horizontally arranged in a shaft mounting cavity of the right fixing device. The invention has the advantages of low cost, reasonable structural design, convenient use and the like.
Description
Technical Field
The invention belongs to the technical field of thermal simulation experiment devices, and particularly relates to a thermal simulation composite compression/tension torsion experiment device.
Background
Stretching, compressing and twisting are the most basic loading modes in a physical simulation experiment of a gleeble experiment machine on metal materials, and when samples are loaded differently, the samples can be subjected to different stress states. The existing testing machine can only perform stretching, compressing and twisting of a sample at a time, the obtained result is only a single result, the stretching-twisting or the compressing-twisting is a deformation test combining very complex stress states, so that great resistance is provided for subsequent test data analysis, the experiment data is difficult to process in each link, so that the experiment is difficult to obtain complete data, and a researcher is difficult to widely obtain the change rule of the material after the material is subjected to stress deformation in the research process.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, provides a thermal simulation composite compression/tension torsion experimental device, and solves the technical problem that the deformation test of compounding complex stress states cannot be realized in the conventional thermal simulation experimental device.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
a thermal simulation composite compression/tension torsion experimental apparatus, wherein: including relative left fixing device and the right fixing device who sets up, left side fixing device and right fixing device middle part all are equipped with axle installation cavity, its characterized in that: the device also comprises a left moving shaft, a rotating shaft, a right moving shaft and a positioning pin;
the left moving shaft and the rotating shaft are horizontally arranged in a shaft mounting cavity of the left fixing device, the rotating shaft is arranged on the right side of the left moving shaft, external threads are arranged on the outer wall of the rotating shaft, and a thread groove matched with the external threads on the outer wall of the rotating shaft is arranged on the inner wall of the right half part of the shaft mounting cavity of the left fixing device; the right end of the left moving shaft is provided with a bearing installation groove, an installation bearing is installed in the bearing installation groove, the left end of the rotating shaft is arranged in an inner slide way for installing the bearing, the right end of the rotating shaft extends outwards from the opening of the right end of a shaft installation cavity of the left fixing device, and the extending end of the right end of the rotating shaft is provided with a left three-jaw chuck;
the right moving shaft is horizontally arranged in a shaft mounting cavity of the right fixing device, the left end of the right moving shaft extends out of a left opening of the shaft mounting cavity of the right fixing device, a right three-jaw chuck is arranged at the left end of the right moving shaft 5, a pin hole is formed in the middle of the right moving shaft, a positioning hole is formed in the position, corresponding to the pin hole, of the upper portion of the right fixing device, and the positioning pin can sequentially penetrate through the positioning hole and the pin hole;
furthermore, the external thread of the outer wall of the rotating shaft is a left-handed thread, the helix angle is 45 degrees, and the thread pitch of the thread is half of the diameter of the rotating shaft.
Further, the thickness of the mounting bearing is 30-50 mm.
By adopting the technical scheme, the left clamp advances/retreats spirally while the right clamp is fixed during working, the compression/tension torsion function can be realized, and the triangular chuck can be used for adjusting according to the diameter of a sample, so that the equipment of the design scheme has no specific requirement on the sample, and the manufacturing cost of the sample can be effectively reduced. Compared with the prior art, the invention has the advantages of low cost, reasonable structural design, convenient use and the like.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Detailed Description
The invention is further illustrated by the following figures and examples.
As shown in fig. 1, the present embodiment is a thermal simulation composite compression/tension torsion experimental apparatus, wherein: including relative left fixing device 1 and the right fixing device 2 that sets up, left side fixing device 1 all is equipped with axle installation cavity, its characterized in that with right fixing device 2 middle part: the device also comprises a left moving shaft 3, a rotating shaft 4, a right moving shaft 5 and a positioning pin 6;
the left moving shaft 3 and the rotating shaft 4 are horizontally arranged in a shaft mounting cavity of the left fixing device 1, the rotating shaft 4 is arranged on the right side of the left moving shaft 3, an external thread 7 is arranged on the outer wall of the rotating shaft 4, and a thread groove 8 matched with the external thread 7 on the outer wall of the rotating shaft 4 is arranged on the inner wall of the right half part of the shaft mounting cavity of the left fixing device 1; a bearing installation groove 9 is formed in the right end of the left moving shaft 3, an installation bearing 10 is installed in the bearing installation groove 9, the left end of the rotating shaft 4 is arranged in an inner slide way for installing the bearing 10, the right end of the rotating shaft 4 extends outwards from the opening of the right end of a shaft installation cavity of the left fixing device 1, and a left three-jaw chuck 11 is arranged at the right end of the rotating shaft 4;
the right side removes axle 5 level and establishes in right fixing device 2's axle installation cavity, the left end that the axle 5 was removed on the right side is stretched out by the left side opening part in right fixing device's axle installation cavity, the left end that the axle 5 was removed on the right side is equipped with right side three-jaw chuck 12, the axle 5 middle part is removed on the right side is equipped with the pinhole, the corresponding position department in right fixing device 2 upper portion and this pinhole is equipped with the locating hole, locating pin 6 passes locating hole and pinhole in proper order.
Furthermore, the external thread 7 on the outer wall of the rotating shaft 4 is a left-handed thread, the helix angle is 45 degrees, and the thread pitch of the thread is half of the diameter of the rotating shaft 4.
Further, the thickness of the installation bearing 10 is 30-50 mm.
The use process of the invention is as follows: when the device is installed, the two ends of a sample are clamped on the left three-jaw chuck 11 and the right three-jaw chuck 12 respectively, and then the left moving shaft 3 is controlled to move rightwards, and the right moving shaft 5 is controlled not to move; at the moment, the left moving shaft 3 is connected with the rotating shaft 4 through a mounting bearing 10, an external thread 7 on the rotating shaft 4 is matched with a thread groove 8 on the inner wall of the right half part of the shaft mounting cavity of the left fixing device 1, so that the rotating shaft 4 advances spirally, a sample fixed on the left three-jaw chuck 11 can also advance spirally, the right three-jaw chuck 12 only fixes the sample, and the device can realize a torsion compression experiment;
when the device is installed, the two ends of a sample are clamped on the left three-jaw chuck 11 and the right three-jaw chuck 12 respectively, and then the left moving shaft 3 is controlled to move leftwards and the right moving shaft 5 is controlled to be fixed; at this moment, the left moving shaft 3 is connected with the rotating shaft 4 through the mounting bearing 10, the external thread 7 on the rotating shaft 4 is matched with the thread groove 8 on the inner wall of the right half part of the shaft mounting cavity of the left fixing device 1, so that the rotating shaft 4 retreats spirally, a sample fixed on the left three-jaw chuck 11 can also retreat spirally, the right three-jaw chuck 12 only fixes the sample, and the torsion and stretching experiment can be realized by the device at this moment.
Claims (3)
1. The utility model provides a thermal simulation composite compression/tensile experimental apparatus that twists reverse, includes relative left fixing device (1) and right fixing device (2) that set up, left side fixing device (1) and right fixing device (2) middle part all are equipped with axle installation cavity, its characterized in that: the device also comprises a left moving shaft (3), a rotating shaft (4), a right moving shaft (5) and a positioning pin (6);
the left moving shaft (3) and the rotating shaft (4) are horizontally arranged in a shaft mounting cavity of the left fixing device (1), the rotating shaft (4) is arranged on the right side of the left moving shaft (3), an external thread (7) is arranged on the outer wall of the rotating shaft (4), and a thread groove (8) matched with the external thread (7) on the outer wall of the rotating shaft (4) is arranged on the inner wall of the right half part of the shaft mounting cavity of the left fixing device (1); a bearing mounting groove (9) is formed in the right end of the left moving shaft (3), a mounting bearing (10) is mounted in the bearing mounting groove (9), the left end of the rotating shaft (4) is arranged in an inner slide way for mounting the bearing (10), the right end of the rotating shaft (4) extends outwards from an opening at the right end of a shaft mounting cavity of the left fixing device (1), and a left three-jaw chuck (11) is arranged at the right end of the rotating shaft (4);
the right side removes axle (5) level and establishes in the axle installation cavity of right fixing device (2), the left end that the axle (5) was removed on the right side is stretched out by the left side opening part of the axle installation cavity of right fixing device, the left end that the axle (5) was removed on the right side is equipped with right side three-jaw chuck (12), it is equipped with the pinhole to remove axle (5) middle part on the right side, right side fixing device (2) upper portion is equipped with the locating hole with the corresponding position department in this pinhole, locating pin (6) pass locating hole and pinhole in proper order.
2. The thermal simulation composite compression/tension torsion experimental apparatus according to claim 1, wherein: the external thread (7) on the outer wall of the rotating shaft (4) is a left-handed thread, the helix angle is 45 degrees, and the thread pitch of the thread is half of the diameter of the rotating shaft (4).
3. The thermal simulation composite compression/tension torsion experimental apparatus according to claim 1, wherein: the thickness of the mounting bearing (10) is 30-50 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911325442.2A CN110954402A (en) | 2019-12-20 | 2019-12-20 | Thermal simulation composite compression/tension torsion experimental device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911325442.2A CN110954402A (en) | 2019-12-20 | 2019-12-20 | Thermal simulation composite compression/tension torsion experimental device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110954402A true CN110954402A (en) | 2020-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911325442.2A Pending CN110954402A (en) | 2019-12-20 | 2019-12-20 | Thermal simulation composite compression/tension torsion experimental device |
Country Status (1)
| Country | Link |
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| CN (1) | CN110954402A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113552004A (en) * | 2021-06-07 | 2021-10-26 | 东莞材料基因高等理工研究院 | Torsion loading device for material mechanics torsion experiment and testing machine |
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| JP2008275404A (en) * | 2007-04-27 | 2008-11-13 | Kanazawa Univ | Torsion testing device |
| CN101881710A (en) * | 2010-06-02 | 2010-11-10 | 江苏大学 | Location loading material testing machine |
| CN101957286A (en) * | 2010-04-16 | 2011-01-26 | 江苏大学 | Novel material testing machine |
| CN102157101A (en) * | 2011-01-29 | 2011-08-17 | 东北大学 | Multifunctional thermodynamic analogue experimental machine |
| CN103293071A (en) * | 2013-06-24 | 2013-09-11 | 广西大学 | Tension-torsion combined fatigue testing device |
| JP2013181925A (en) * | 2012-03-02 | 2013-09-12 | Daido Steel Co Ltd | Torsion test device |
| CN103389243A (en) * | 2013-07-31 | 2013-11-13 | 吉林大学 | Micro material mechanical performance testing platform under stretching-bending-twisting multi-loads |
| CN204789147U (en) * | 2015-07-09 | 2015-11-18 | 东北大学 | Pull and torsion test machine |
| CN105372127A (en) * | 2014-08-22 | 2016-03-02 | 郑全山 | Tension-compression and torsion composite loading testing machine |
| CN106932264A (en) * | 2017-04-26 | 2017-07-07 | 济南科汇试验设备有限公司 | A kind of composite test device reversed in achievable tension and compression load process |
| CN106950104A (en) * | 2017-03-10 | 2017-07-14 | 哈尔滨工业大学 | A kind of combined horizontal testing stand and its material performance test method and system |
| KR101856377B1 (en) * | 2016-10-28 | 2018-05-09 | (주)대우건설 | Multi measurement and test device for pile |
| CN108088747A (en) * | 2018-01-25 | 2018-05-29 | 大连理工大学 | The apparatus and method of flexible pipe cable structure tension-torsion coupling performance test |
-
2019
- 2019-12-20 CN CN201911325442.2A patent/CN110954402A/en active Pending
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04106452A (en) * | 1990-08-28 | 1992-04-08 | Matsushita Electric Works Ltd | Testing apparatus of combined load |
| CN1412727A (en) * | 2002-08-20 | 2003-04-23 | 东北大学 | Multifunctional thermodynamic simulated experiment machine |
| JP2008275404A (en) * | 2007-04-27 | 2008-11-13 | Kanazawa Univ | Torsion testing device |
| CN101957286A (en) * | 2010-04-16 | 2011-01-26 | 江苏大学 | Novel material testing machine |
| CN101881710A (en) * | 2010-06-02 | 2010-11-10 | 江苏大学 | Location loading material testing machine |
| CN102157101A (en) * | 2011-01-29 | 2011-08-17 | 东北大学 | Multifunctional thermodynamic analogue experimental machine |
| JP2013181925A (en) * | 2012-03-02 | 2013-09-12 | Daido Steel Co Ltd | Torsion test device |
| CN103293071A (en) * | 2013-06-24 | 2013-09-11 | 广西大学 | Tension-torsion combined fatigue testing device |
| CN103389243A (en) * | 2013-07-31 | 2013-11-13 | 吉林大学 | Micro material mechanical performance testing platform under stretching-bending-twisting multi-loads |
| CN105372127A (en) * | 2014-08-22 | 2016-03-02 | 郑全山 | Tension-compression and torsion composite loading testing machine |
| CN204789147U (en) * | 2015-07-09 | 2015-11-18 | 东北大学 | Pull and torsion test machine |
| KR101856377B1 (en) * | 2016-10-28 | 2018-05-09 | (주)대우건설 | Multi measurement and test device for pile |
| CN106950104A (en) * | 2017-03-10 | 2017-07-14 | 哈尔滨工业大学 | A kind of combined horizontal testing stand and its material performance test method and system |
| CN106932264A (en) * | 2017-04-26 | 2017-07-07 | 济南科汇试验设备有限公司 | A kind of composite test device reversed in achievable tension and compression load process |
| CN108088747A (en) * | 2018-01-25 | 2018-05-29 | 大连理工大学 | The apparatus and method of flexible pipe cable structure tension-torsion coupling performance test |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113552004A (en) * | 2021-06-07 | 2021-10-26 | 东莞材料基因高等理工研究院 | Torsion loading device for material mechanics torsion experiment and testing machine |
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