CN109540678A - Angle adjustable material compressive property measuring device - Google Patents
Angle adjustable material compressive property measuring device Download PDFInfo
- Publication number
- CN109540678A CN109540678A CN201910068326.0A CN201910068326A CN109540678A CN 109540678 A CN109540678 A CN 109540678A CN 201910068326 A CN201910068326 A CN 201910068326A CN 109540678 A CN109540678 A CN 109540678A
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- CN
- China
- Prior art keywords
- rotation section
- regulating mechanism
- angle
- arc
- compressive property
- 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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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
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive 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
- G01N2203/0001—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
- G01N2203/0019—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
- G01N2203/0025—Shearing
-
- 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
- G01N2203/003—Generation of the force
- G01N2203/0032—Generation of the force using mechanical means
- G01N2203/0037—Generation of the force using mechanical means involving a rotating movement, e.g. gearing, cam, eccentric, or centrifuge effects
-
- 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
- G01N2203/0058—Kind of property studied
- G01N2203/0069—Fatigue, creep, strain-stress relations or elastic constants
- G01N2203/0075—Strain-stress relations or elastic constants
-
- 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
- G01N2203/0058—Kind of property studied
- G01N2203/0076—Hardness, compressibility or resistance to crushing
- G01N2203/0085—Compressibility
-
- 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
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/067—Parameter measured for estimating the property
- G01N2203/0676—Force, weight, load, energy, speed or acceleration
-
- 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
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/067—Parameter measured for estimating the property
- G01N2203/0682—Spatial dimension, e.g. length, area, angle
Abstract
The present invention proposes a kind of angle adjustable material compressive property measuring device, including the load bar and pedestal for pressure, it further include first angle regulating mechanism and second angle regulating mechanism, the load bar is connect with the first angle regulating mechanism, the pedestal is connect with the second angle regulating mechanism, the first angle regulating mechanism is oppositely arranged with the second angle regulating mechanism, to apply pressure to measured material, the angle adjustable material compressive property measuring device of the invention, it can the effective more objective and accurate measurement test material compressive property of the compression that is subject to of simulation material and shear action by setting first angle regulating mechanism and second angle regulating mechanism, and structure is simple easy to operate without replacing component because of the transformation of angle.
Description
Technical field
The invention belongs to testing of materials technical field more particularly to a kind of angle adjustable material compressive property measurement dresses
It sets.
Background technique
For geosynthetics in engineering use process, compressive property is its important parameter, especially drainage network product,
The water conductivity function of drainage network product is inseparable with compressive property.Drainage network refers to the plastic wire double face binding infiltration of stereochemical structure
Geotextiles composition, construction is simple is at low cost, and drainage effect is good, substitutes the traditional grains of sand and gravel layer, is mainly used for rubbish and fills out
Bury field, the adrainage material of roadbed and tunnel inner wall.In the use process of drainage network, the safety and use of drainage performance and engineering
There is inseparable relationship in service life, and compressive property determines drainage network drainage performance, so drainage network is in use process
In, compressive property is to measure an important indicator of its performance.Compressive property characterizes the ability of material renitency load, work
In Cheng Jianshe, drainage network is embedded in underground, and different environment is different to the glycation damage of drainage network, and the ply stacking angle of drainage network is not
Together, the load effect being subject to is also different, so the compressive property of the drainage network under assessment different angle has great importance.
Material compressive property test equipment is single at present, generally fixes flat folder face, and test angle is fixed, and cannot assess in practical application
The compressive property of drainage network under different angle, while can not compressive property of the assessment material under shear action.
In consideration of it, it is necessary to provide a kind of angle adjustable material compressive property measuring device, the angle adjustable material
Compressive property measuring device can measure the compressive property of material and the resistance to compression under shear action under different angle as needed
Performance.
Summary of the invention
The present invention in view of the above technical problems, proposes a kind of crushing resistance that can measure material under different angle as needed
Compressive property under the angle adjustable material compressive property measuring device and shear action of energy.
In order to achieve the above object, the technical solution adopted by the present invention are as follows:
A kind of angle adjustable material compressive property measuring device further includes including the load bar and pedestal for pressure
First angle regulating mechanism and second angle regulating mechanism, the load bar is connect with the first angle regulating mechanism, described
Pedestal is connect with the second angle regulating mechanism, and the first angle regulating mechanism is opposite with the second angle regulating mechanism
Setting, to apply pressure to measured material.
Preferably, the first angle regulating mechanism includes the first adjustment base and first adjusts rotation section, described the
One adjustment base is fixedly connected with the load bar, and first adjustment base and described first adjusts rotation section rotation connection；
The second angle regulating mechanism includes that the second adjustment base and second adjust rotation section, second adjustment base and the bottom
Seat rolls connection, and second adjustment base and described second adjust rotation section rotation connection；First rotation section with it is described
Second rotation section is equipped with, to apply pressure to measured material.
Preferably, first adjustment base is equipped with circular groove, first adjusting rotation section is provided with and institute
The arc-shaped surface that circular groove matches is stated, circular groove surface is provided with arc-shaped guide rail, and described first is adjusted
The arc-shaped surface of rotation section is provided with arc guide barrel, and the arc-shaped guide rail and the arc guide barrel are rotatablely connected；
Second adjustment base be equipped with circular groove, it is described second adjusting rotation section be provided with it is described arc-shaped recessed
The arc-shaped surface that slot matches, the circular groove surface are provided with arc-shaped guide rail, and described second adjusts the circle of rotation section
Arc-shaped curved surface is provided with arc guide barrel, and the arc-shaped guide rail and the arc guide barrel are rotatablely connected.
Preferably, described first adjusts rotation section and the second adjusting rotation section in semi-cylindrical, first tune
Save rotation section pivot center and it is described second adjusting rotation section pivot center be arranged in parallel, it is described first adjusting rotation section and
Second adjusting rotation section is additionally provided with force application plane, and two force application planes are equipped with and two forces are flat
Replaceable surface is provided on face.
Preferably, the first adjusting rotation section and second adjusting rotation section are provided with screw hole and clamp screw
Nail, the holding screw screw in the screw hole, and the end of the screw is pressed on the circular groove surface.
Preferably, the pedestal is provided with several strip grooves, it is provided with rolling rod in the strip groove, described
Two angle adjusting mechanisms are rolled by the rolling rod and the pedestal and are connected.
Preferably, first adjustment base and second adjustment base adjust rotation section and described along described first
The rotation direction of second adjusting rotation section is provided with rotational angle mark scale.
Preferably, it is provided with load cell on the first angle regulating mechanism or the second angle regulating mechanism,
The load cell includes the force snesor and power display for measuring detected materials institute stress, and the force snesor is mounted on
Described first is adjusted on rotation section or the second adjusting rotation section, and the force snesor is connect with the power display.
Preferably, being additionally provided on the first adjusting rotation section or the second adjusting rotation section for measuring measured material
The calibrator of thickness.
The advantages and positive effects of the present invention are:
1, the angle adjustable material compressive property measuring device of the invention, by the way that first angle regulating mechanism is arranged
And second angle regulating mechanism can the effectively more objective and accurate measurement test of the compression that is subject to of simulation material and shear action
The compressive property of material, and structure is simple easy to operate without replacing component because of the transformation of angle；
2, the angle adjustable material compressive property measuring device of the invention, passes through the second angle regulating mechanism
It rolls and connects with the pedestal, be compressed in the first angle regulating mechanism in test material and the second angle adjusts machine
When between structure, by pushing second angle regulating mechanism to make the first angle regulating mechanism and the second angle regulating mechanism
It rotates simultaneously, to detect performance of the dynamic by shearing force of test material, therefore the present invention can detect the quiet of test material simultaneously
State and dynamic by shearing force performance.
3, the angle adjustable material compressive property measuring device of the invention can have by the way that replaceable surface is arranged
Use environment of the simulation material in practical application is imitated, further more objective and accurate measurement test material compressive property；
4, the angle adjustable material compressive property measuring device of the invention passes through setting load cell and calibrator
The thickness that measured material pressure and measured material can be tested increases the angle adjustable material compressive property measurement
The miscellaneous function of device.
5, the angle adjustable material compressive property measuring device of the invention, the present invention adjust bottom by described first
Seat and the first adjusting rotation section being rotatably assorted or being rotatably assorted by second adjustment base and the second adjusting rotation section
And it is provided with rotational angle mark scale, multi-angle and accurate angular adjustment may be implemented, structure of the invention stabilization can be held
By bigger pressure, preferably to detect the compressive property of measurement material.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of angle adjustable material compressive property measuring device of the present invention；
Fig. 2 is the side view of angle adjustable material compressive property measuring device of the present invention；
Fig. 3 is the partial structural diagram of angle adjustable material compressive property measuring device of the present invention.
In figure: 1, load bar；2, pedestal；21, strip groove；22, rolling rod；3, first angle regulating mechanism；31, first
Adjustment base；32, first rotation section is adjusted；4, second angle regulating mechanism；41, the second adjustment base；42, second rotation is adjusted
Portion；5, load cell；6, calibrator；71, circular groove；711, arc-shaped guide rail；712, arc guide barrel；713, force application plane.
Specific embodiment
In the following, the present invention is specifically described by illustrative embodiment.It should be appreciated, however, that not into one
In the case where step narration, element, structure and features in an embodiment can also be advantageously incorporated into other embodiments
In.
In the description of the present invention, it should be noted that the instruction such as term "inner", "outside", "upper", "lower", "front", "rear"
Orientation or positional relationship be positional relationship based on the figure, be merely for convenience of description of the present invention and simplification of the description, and
It is not that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore
It is not considered as limiting the invention.In addition, term " first ", " second ", " third " are used for description purposes only, and cannot manage
Solution is indication or suggestion relative importance.
As shown in Figure 1, a kind of angle adjustable material compressive property measuring device, including for pressure load bar 1 and
Pedestal 2, further includes first angle regulating mechanism 3 and second angle regulating mechanism 4, the load bar 1 and the first angle tune
Mechanism 3 is saved to connect, the pedestal 2 connect with the second angle regulating mechanism 4, the first angle regulating mechanism 3 with it is described
Second angle regulating mechanism 4 is oppositely arranged, to apply pressure to measured material.
The angle adjustable material compressive property measuring device of the invention, by the way that first angle regulating mechanism 3 is arranged
And second angle regulating mechanism 4 can the effectively more objective and accurate measurement test of the compression that is subject to of simulation material and shear action
Material compressive property, and structure is simple easy to operate without replacing component because of the transformation of angle.
Further, the first angle regulating mechanism 3 includes that the first adjustment base 31 and first adjusts rotation section 32, institute
It states the first adjustment base 31 to be fixedly connected with the load bar 1, first adjustment base 31 adjusts rotation section with described first
32 rotation connections；The second angle regulating mechanism 4 includes the second adjustment base 41 and second adjusts rotation section 42, and described second
Adjustment base 41 and the pedestal 2, which roll, to be connected, and second adjustment base 41 adjusts the rotation of rotation section 42 with described second and connects
It connects；First rotation section is equipped with second rotation section, to apply pressure to measured material, wherein the pedestal 2
Several strip grooves 21 are provided with, rolling rod 22 is provided in the strip groove 21, the second angle regulating mechanism 4 passes through
The rolling rod 22 is rolled with the pedestal 2 to be connected, and the first adjusting rotation section 32 and second adjusting rotation section 42 are equal
It is provided with screw hole and holding screw, the holding screw screws in the screw hole, and the end of the screw is pressed on the circular arc
71 surface of connected in star, with when it is described first adjusting rotation section 32 and it is described second adjusting rotation section 42 turn to certain angle when,
It is positioned.
The angle adjustable material compressive property measuring device of the invention, passes through the second angle regulating mechanism 4
It rolls and connects with the pedestal 2, be compressed in the first angle regulating mechanism 3 in test material and adjusted with the second angle
When between mechanism 4, by pushing second angle regulating mechanism 4 to make the first angle regulating mechanism 3 and the second angle tune
Section mechanism 4 rotates simultaneously, and to detect performance of the dynamic by shearing force of test material, therefore the present invention can detect test material simultaneously
Performance of the static state and dynamic of material by shearing force.
Further, first adjustment base 31 is equipped with circular groove 71, and described first, which adjusts rotation section 32, is arranged
There is the arc-shaped surface to match with the circular groove 71,71 surface of circular groove is provided with arc-shaped guide rail 711,
The arc-shaped surface of first adjusting rotation section 32 is provided with arc guide barrel 712, and the arc-shaped guide rail 711 is led with the arc
Slot 712 is rotatablely connected；
Second adjustment base 41 is equipped with circular groove 71, and second adjusting rotation section 42 is provided with and the circle
The arc-shaped surface that arc groove 71 matches, 71 surface of circular groove are provided with arc-shaped guide rail 711, and described second adjusts
The arc-shaped surface of section rotation section 42 is provided with arc guide barrel 712, and the arc-shaped guide rail 711 is rotated with the arc guide barrel 712
Connection, wherein the arc-shaped guide rail 711 is set as T-type arc-shaped guide rail 711, and the arc guide barrel 712 is set as T-type arc and leads
Slot 712.
Further, described first rotation section 32 is adjusted and described second to adjust rotation section 42 be in semi-cylindrical, described the
The pivot center of one adjusting rotation section 32 and the pivot center of second adjusting rotation section 42 are arranged in parallel, and described first is adjusted
Rotation section 32 and second adjusting rotation section 42 are additionally provided with force application plane 713, and two cooperations of force application plane 713 are set
It sets and is provided with replaceable surface on two force application planes 713；It can effective simulation material by the way that replaceable surface is arranged
Use environment in practical application, further more objective and accurate measurement test material compressive property.
Further, first adjustment base 31 and second adjustment base 41 are along first adjusting rotation section 32
And the rotation direction of second adjusting rotation section 42 is provided with rotational angle mark scale, it can be achieved that accurately angular adjustment.
Further, load cell is provided on the first angle regulating mechanism 3 or the second angle regulating mechanism 4
5, the load cell 5 includes the force snesor and power display for measuring detected materials institute stress, the force snesor peace
It is adjusted on rotation section 32 or the second adjusting rotation section 42 mounted in described first, the force snesor is connect with the power display；
The calibrator for measuring measured material thickness is additionally provided on the first adjusting rotation section 32 or the second adjusting rotation section 42
6, the thickness of measured material pressure and measured material can be tested by setting load cell 5 and calibrator 6, increase institute
State the miscellaneous function of angle adjustable material compressive property measuring device.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；The ordinary skill people of this field
Member should be appreciated that it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of skill
Art feature is equivalently replaced；And these are modified or replaceed, each reality of the present invention that it does not separate the essence of the corresponding technical solution
Apply the spirit and scope of a technical solution.
Claims (9)
1. a kind of angle adjustable material compressive property measuring device, including the load bar and pedestal for pressure, feature exists
In: it further include first angle regulating mechanism and second angle regulating mechanism, the load bar and the first angle regulating mechanism
Connection, the pedestal are connect with the second angle regulating mechanism, the first angle regulating mechanism and the second angle tune
Section mechanism is oppositely arranged, to apply pressure to measured material.
2. angle adjustable material compressive property measuring device according to claim 1, it is characterised in that: described first jiao
Spending regulating mechanism includes that the first adjustment base and first adjust rotation section, and first adjustment base and the load bar, which are fixed, to be connected
It connects, first adjustment base and described first adjusts rotation section rotation connection；The second angle regulating mechanism includes second
Adjustment base and the second adjusting rotation section, second adjustment base and the pedestal are rolled and are connected, second adjustment base
Rotation section rotation connection is adjusted with described second；First rotation section is equipped with second rotation section, to tested
Material applies pressure.
3. angle adjustable material compressive property measuring device according to claim 2, it is characterised in that: described first adjusts
It saves pedestal and is equipped with circular groove, first adjusting rotation section is provided with the arc-shaped song to match with the circular groove
Face, the circular groove surface are provided with arc-shaped guide rail, and the arc-shaped surface of first adjusting rotation section is provided with arc
Guide groove, the arc-shaped guide rail and the arc guide barrel are rotatablely connected；
Second adjustment base is equipped with circular groove, and second adjusting rotation section is provided with and the circular groove phase
Matched arc-shaped surface, the circular groove surface are provided with arc-shaped guide rail, and described second adjusts the arc-shaped of rotation section
Curved surface is provided with arc guide barrel, and the arc-shaped guide rail and the arc guide barrel are rotatablely connected.
4. angle adjustable material compressive property measuring device according to claim 3, it is characterised in that: described first adjusts
Saving rotation section and second adjusting rotation section is in semi-cylindrical, and described first adjusts the pivot center and described second of rotation section
The pivot center for adjusting rotation section is arranged in parallel, and the first adjusting rotation section and second adjusting rotation section are additionally provided with
Force application plane, two force application planes are equipped with and are provided with replaceable surface on two force application planes.
5. angle adjustable material compressive property measuring device according to claim 4, it is characterised in that: described first adjusts
Section rotation section and second adjusting rotation section are provided with screw hole and holding screw, and the holding screw screws in the screw hole
In, the end of the screw is pressed on the circular groove surface.
6. angle adjustable material compressive property measuring device according to claim 1, it is characterised in that: the pedestal is set
Several strip grooves are equipped with, rolling rod is provided in the strip groove, the second angle regulating mechanism passes through the rolling
Bar and the pedestal, which roll, to be connected.
7. angle adjustable material compressive property measuring device according to claim 2, it is characterised in that: described first adjusts
The rotation direction of section pedestal and second adjustment base along the first adjusting rotation section and second adjusting rotation section is set
It is equipped with rotational angle mark scale.
8. according to the described in any item angle adjustable material compressive property measuring devices of claim 2 to 7, it is characterised in that:
Load cell is provided on the first angle regulating mechanism or the second angle regulating mechanism, the load cell includes using
In the force snesor and power display of measurement detected materials institute stress, the force snesor is mounted on described first and adjusts rotation section
Or second adjust rotation section on, the force snesor is connect with the power display.
9. the angle adjustable material compressive property measuring device according to claim 2 to 7, it is characterised in that: described
The calibrator for measuring measured material thickness is additionally provided on one adjusting rotation section or the second adjusting rotation section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910068326.0A CN109540678A (en) | 2019-01-24 | 2019-01-24 | Angle adjustable material compressive property measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910068326.0A CN109540678A (en) | 2019-01-24 | 2019-01-24 | Angle adjustable material compressive property measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109540678A true CN109540678A (en) | 2019-03-29 |
Family
ID=65838514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910068326.0A Pending CN109540678A (en) | 2019-01-24 | 2019-01-24 | Angle adjustable material compressive property measuring device |
Country Status (1)
| Country | Link |
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| CN (1) | CN109540678A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110095342A (en) * | 2019-05-29 | 2019-08-06 | 西安建筑科技大学 | A kind of measuring device and measuring method of metal blank resistance of deformation |
| CN112414854A (en) * | 2020-10-27 | 2021-02-26 | 哈尔滨工程大学 | Curved plate withstand voltage test loading mechanism |
| CN112730024A (en) * | 2020-12-07 | 2021-04-30 | 西南交通大学 | Integrated device for testing compression and shearing performance of rock material |
| CN112903463A (en) * | 2021-02-04 | 2021-06-04 | 太原理工大学 | Double-shaft static force-disturbance coupling inclined goaf group column bearing test device and method |
| CN112903460A (en) * | 2021-02-04 | 2021-06-04 | 太原理工大学 | Device and method for testing multi-row group column single-shaft bearing of inclined goaf under disturbance influence |
| CN112903453A (en) * | 2021-02-04 | 2021-06-04 | 太原理工大学 | Device and method for testing tensile strength of inclined goaf under multi-row group column disturbance load |
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| KR20090093172A (en) * | 2008-02-28 | 2009-09-02 | 재단법인 에프아이티아이시험연구원 | Clamp for accelerated compressive creep test of geosynthetics |
| CN105628496A (en) * | 2016-03-22 | 2016-06-01 | 北京航空航天大学 | Multifunctional shearing test fixture used for composite material parameter identification |
| CN209961595U (en) * | 2019-01-24 | 2020-01-17 | 青岛旭域土工材料股份有限公司 | Angle-adjustable material compression resistance measuring device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20090093172A (en) * | 2008-02-28 | 2009-09-02 | 재단법인 에프아이티아이시험연구원 | Clamp for accelerated compressive creep test of geosynthetics |
| CN105628496A (en) * | 2016-03-22 | 2016-06-01 | 北京航空航天大学 | Multifunctional shearing test fixture used for composite material parameter identification |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110095342A (en) * | 2019-05-29 | 2019-08-06 | 西安建筑科技大学 | A kind of measuring device and measuring method of metal blank resistance of deformation |
| CN112414854A (en) * | 2020-10-27 | 2021-02-26 | 哈尔滨工程大学 | Curved plate withstand voltage test loading mechanism |
| CN112730024A (en) * | 2020-12-07 | 2021-04-30 | 西南交通大学 | Integrated device for testing compression and shearing performance of rock material |
| CN112730024B (en) * | 2020-12-07 | 2022-05-17 | 川南城际铁路有限责任公司 | Integrated device for testing compression and shearing performance of rock material |
| CN112903463A (en) * | 2021-02-04 | 2021-06-04 | 太原理工大学 | Double-shaft static force-disturbance coupling inclined goaf group column bearing test device and method |
| CN112903460A (en) * | 2021-02-04 | 2021-06-04 | 太原理工大学 | Device and method for testing multi-row group column single-shaft bearing of inclined goaf under disturbance influence |
| CN112903453A (en) * | 2021-02-04 | 2021-06-04 | 太原理工大学 | Device and method for testing tensile strength of inclined goaf under multi-row group column disturbance load |
| CN112903453B (en) * | 2021-02-04 | 2023-10-10 | 太原理工大学 | Tensile capability testing device and method under inclined goaf multi-row group column disturbance load |
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