CN110320114A - A kind of impact strength test macro and its impact strength test method - Google Patents
A kind of impact strength test macro and its impact strength test method Download PDFInfo
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- CN110320114A CN110320114A CN201910528529.3A CN201910528529A CN110320114A CN 110320114 A CN110320114 A CN 110320114A CN 201910528529 A CN201910528529 A CN 201910528529A CN 110320114 A CN110320114 A CN 110320114A
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- 238000012360 testing method Methods 0.000 title claims abstract description 101
- 238000010998 test method Methods 0.000 title claims abstract description 13
- 239000000463 material Substances 0.000 claims abstract description 90
- 238000007599 discharging Methods 0.000 claims abstract description 5
- 239000007789 gas Substances 0.000 claims description 43
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 7
- 239000001307 helium Substances 0.000 claims description 4
- 229910052734 helium Inorganic materials 0.000 claims description 4
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 230000003116 impacting effect Effects 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 4
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 239000003570 air Substances 0.000 description 9
- 230000005540 biological transmission Effects 0.000 description 4
- 240000002853 Nelumbo nucifera Species 0.000 description 3
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 3
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000005437 stratosphere Substances 0.000 description 1
- 230000001755 vocal effect Effects 0.000 description 1
Classifications
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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
-
- 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
- G01N3/30—Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight
- G01N3/303—Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight generated only by free-falling weight
-
- 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
- G01N2203/022—Environment of the test
- G01N2203/0222—Temperature
-
- 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
- G01N2203/022—Environment of the test
- G01N2203/023—Pressure
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- 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 present invention relates to material impact intensity fields, disclose a kind of impact strength test macro and its impact strength test method, including inflation structure, inflated for fixing aerostatics envelop materials test specimen, and in the enclosure space formed to inflation structure with aerostatics envelop materials test specimen；Automatic releasing device, for fixing and discharging load, automatic releasing device and inflation spacing structure pre-determined distance, automatic releasing device is fixed on the top of inflation structure；Temperature control device, for adjusting temperature suffered by aerostatics envelop materials test specimen.The present invention by the way that aerostatics envelop materials test specimen is mounted in inflation structure, simulate that aerostatics envelop materials test specimen in true use bears from aerostatics air pressure inside load.Meanwhile the real-world temperature in aerostatics use process is simulated by temperature regulating device, the load of different weight is impacted on aerostatics envelop materials test specimen by automatic releasing device freely falling body, more accurately obtains the impact strength of aerostatics envelop materials.
Description
Technical field
The present invention relates to material impact intensity field, in particular to a kind of impact strength test macro and its impact strength are surveyed
Method for testing.
Background technique
Aerostatics is to provide the aircraft of lift, aerostatics section using the gas (hydrogen, helium, hot gas etc.) for being lighter than air
Energy, flying height are high, the time in sky is long, operating maintenance economy, environmental protection, are that spacecraft technology is ground with application in the world at present
The hot spot studied carefully is widely used in military and civilian field.Aerostatics mainly includes dirigible, captive balloon and aerostat, is flown
Ship, aerostat working depth ceiling all in stratosphere, temperature is minimum to can reach -70 degree.
Aerostatics envelop materials problem is to develop one of the technological difficulties of aerostatics, in order to warm round the clock during adequacy test
The complicated and special environmental requirements such as poor big, high radiation, high ozone, the envelop materials of dirigible need satisfaction high intensity, lightweight,
The performances such as environment resistant good, shock resistance, low gas permeability and good processing technology.Wherein impact strength is material
Expect the toughness under impact conditions or the resistivity to fracture, measures material and experience a shock the ability of load, be selection floating
One important indicator of device envelop materials.At present about material impact intensity be measured as individual material film in pendulum or
It is surveyed in the case of falling sphere, and the true service condition of aerostatics envelop materials is that aerostatics envelop materials bear certain air pressure load
Lotus, and local environment temperature is different from laboratory temperature, and conventional test can not simulate aerostatics envelop materials use process
The true air pressure of middle aerostatics.
Summary of the invention
(1) technical problems to be solved
In view of above-mentioned technological deficiency and application demand, the application proposes a kind of impact strength test macro and its impact strength
Test method, it is intended to simulate the gas pressure loads of aerostatics envelop materials in actual use, and simulate the temperature of locating actual environment
Degree, accurately obtains the aerostatics envelop materials impact strength.
(2) technical solution
To solve the above problems, the present invention provides a kind of impact strength test macro, comprising: inflation structure, for fixing
Aerostatics envelop materials test specimen, and filled in the enclosure space formed to the inflation structure with the aerostatics envelop materials test specimen
Gas；Automatic releasing device, for fixing and discharging load, the automatic releasing device and the inflation spacing structure it is default away from
From the automatic releasing device is fixed on the top of the inflation structure；Temperature control device, for adjusting the aerostatics utricule material
Expect temperature suffered by test specimen.
Further, further includes: cabinet；In the cabinet, the automatic releasing device is set the inflation structure setting
It sets above the cabinet, the temperature control device is for adjusting the intracorporal temperature of the case.
Further, fixed frame is equipped in the cabinet；The inflation structure setting is on the fixed frame.
Further, the bottom of box is equipped with bracket, and the cabinet is arranged on the ground by the bracket.
Further, the inflation structure includes: disc base and flange circle, and the aerostatics envelop materials test specimen passes through
Fixing piece is fixed between the disc base and the flange circle.
Further, the disc base is equipped with pressure difference mouth and inflating port, and the pressure difference mouth is described for measuring pressure
Inflating port is used to adjust the air pressure in the enclosure space.
Further, the inflation structure further include: differential pressure pickup, industrial personal computer and gas storage component；The pressure difference sensing
Device is connected to the pressure difference mouth, and the gas storage component is connected to the inflating port；The differential pressure pickup and industry control mechatronics,
The industrial personal computer is electrically connected with the gas storage component；The differential pressure pickup is used to detect the air pressure in the enclosure space, and
It will test signal and be sent to the industrial personal computer；The industrial personal computer controls the gas storage component according to the detection signal.
Further, the gas in the gas storage component is one of air, helium, nitrogen or oxygen or a variety of.
Further, the temperature range of the temperature control device control is -100 DEG C to 200 DEG C.
To solve the above problems, the present invention provides a kind of impact strength test method, the impact strength test method is logical
The impact strength for crossing the impact strength test system and test aerostatics envelop materials test specimen, includes the following steps:
Surveyed aerostatics envelop materials test specimen is mounted in inflation structure, aerostatics envelop materials test specimen and inflation are controlled
Structure is formed by the pressure inside enclosure space and is maintained at actual condition pressure P；
Temperature suffered by aerostatics envelop materials test specimen is adjusted by temperature control device, is adjusted to actual condition temperature T；
Automatic releasing device is controlled, impacting on surveyed aerostatics envelop materials test specimen for load freely falling body is made, is led to
The weight m for crossing adjustment load, measures the impact strength of aerostatics envelop materials test specimen breakage.
(3) beneficial effect
The present invention provides impact strength test macro and its impact strength test method, by that will survey aerostatics envelop materials
Test specimen is mounted in the inflation structure of face, is formed a closed plenum space, is filled with gas from inflating port, will by temperature control device
Surface of test piece temperature is set as actual condition temperature, and the load of different weight is impacted by automatic releasing device freely falling body
On aerostatics envelop materials test specimen, when test specimen breakage, records load weight, obtains the impact strength of aerostatics envelop materials.This hair
It is bright by a set temperature, aerostatics envelop materials test specimen being reached certain interior pressure, record out and fall from certain altitude
The weight of lower load can simulate gas pressure loads and actual ambient temperature that envelop materials are subject on aerostatics, more quasi-
Really measure the impact strength of aerostatics envelop materials on aerostatics in actual use.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without creative efforts, can be with root
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the structural schematic diagram of impact strength test macro provided in an embodiment of the present invention；
Fig. 2 is the flow diagram of impact strength test method provided in an embodiment of the present invention；
Wherein, 1: inflation structure；2: automatic releasing device；3: temperature control device；4: aerostatics envelop materials test specimen；5: carrying
Lotus；6: cabinet；11: disc base；12: differential pressure pickup；13: industrial personal computer；14: gas storage component.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
The embodiment of the present invention provides a kind of impact strength test macro, as shown in Figure 1, the impact strength test macro is used for
Detect the impact strength of aerostatics envelop materials test specimen in actual use, comprising:
Inflation structure 1 is tried for fixing aerostatics envelop materials test specimen 4, and to inflation structure 1 and aerostatics envelop materials
Inflation in the enclosure space that part 4 is formed.Aerostatics envelop materials test specimen 4 is sample to be tested, is not limited its ingredient, model
System, can be according to actual use situation selection.
Automatic releasing device 2, for fixing and discharging load 5, the weight of load 5 is adjustable.Automatic releasing device 2 with
Inflation structure 1 is spaced pre-determined distance, and automatic releasing device 2 is fixed on the top of inflation structure 1.It can discharge or discharge by touching
Load 5.
Temperature control device 3, for adjusting temperature suffered by aerostatics envelop materials test specimen 4.
The embodiment of the present invention provides impact strength test macro, and being mounted on face by will survey aerostatics envelop materials test specimen blows
In swollen structure, a closed plenum space is formed, gas is filled with from inflating port, is set surface of test piece temperature by temperature control device
It is set to actual condition temperature, the load of different weight is impacted into aerostatics envelop materials by automatic releasing device freely falling body
On test specimen, when test specimen breakage, records load weight, obtains the impact strength of aerostatics envelop materials.The present invention passes through in setting temperature
Under degree, aerostatics envelop materials test specimen is reached into certain interior pressure, records out the weight from the lower load in certain altitude whereabouts, energy
The gas pressure loads and actual ambient temperature that envelop materials are subject on aerostatics are enough simulated, floating is more accurately measured
Impact strength of the device envelop materials on aerostatics in actual use.
According to one embodiment of present invention, as shown in Figure 1, further includes: cabinet 6.Inflation structure 1 is arranged in cabinet
In 6, automatic releasing device 2 is arranged above cabinet 6, and temperature control device 3 is used to adjust the temperature in cabinet 6.Wherein, in cabinet 6
Equipped with fixed frame, inflation structure 1 is arranged on fixed frame.6 bottom of cabinet is equipped with bracket, and cabinet 6 is arranged by bracket on ground
On.
In the present embodiment, inflation structure 1 is plane inflation structure, comprising: disc base 11 and flange circle, aerostatics utricule
Material test specimen 4 is fixed between disc base 11 and flange circle by fixing piece (such as screw).
Wherein, disc base 11 is equipped with pressure difference mouth and inflating port.Pressure difference mouth is for measuring pressure, and inflating port is for adjusting
Air pressure in enclosure space.
In the present embodiment, inflation structure 1 further include: differential pressure pickup 12, industrial personal computer 13 and gas storage component 14.Pressure difference sensing
Device 12 is connected to pressure difference mouth, and gas storage component 14 is connected to inflating port.Differential pressure pickup 12 is electrically connected with industrial personal computer 13, industrial personal computer 13
It is electrically connected with gas storage component 14.Differential pressure pickup 12 is used to detect the air pressure in enclosure space, and will test signal and be sent to work
Control machine 13, industrial personal computer 13 controls gas storage component 14 according to the detection signal that differential pressure pickup 12 is sent, to control aerostatics utricule
Pressure suffered by material test specimen 4.When differential pressure pickup 12 detects that pressure is not up to preset pressure from pressure difference mouth, industrial personal computer 13
The detection signal control increase transmission gas of gas storage component 14 sent according to differential pressure pickup 12, enters inflation by inflating port
In the enclosure space that structure 1 and aerostatics envelop materials test specimen 4 are formed, to increase pressure suffered by aerostatics envelop materials test specimen 4
Power.When differential pressure pickup 12 detects that pressure is more than preset pressure from pressure difference mouth, industrial personal computer 13 is sent out according to differential pressure pickup 12
The detection signal control gas storage component 14 sent reduces transmission gas, to reduce pressure suffered by aerostatics envelop materials test specimen 4, from
And controlling the atmospheric pressure that aerostatics envelop materials test specimen 4 is born is actual condition pressure.
Optionally, the gas in gas storage component is one of gases such as air, helium, nitrogen or oxygen or a variety of, can
Gas is selected according to the material of aerostatics envelop materials test specimen 4 used in reality.
Wherein, temperature control device 3 can be realized high temperature and low temperature inside cabinet 6, and low temperature requirements can reach -100 degree.One
As in the case of, temperature control device 3 control temperature range be -100 DEG C to 200 DEG C.Optionally, the realization of 3 low temperature of temperature control device can
By compressor, it can also be supplied by liquid nitrogen and carry out temperature adjusting.
The embodiment of the present invention provides a kind of impact strength test method, and impact strength test method is tested by impact strength
The impact strength of system testing aerostatics envelop materials test specimen, as shown in Figure 1, the impact strength test macro includes: inflation knot
Structure 1, for fixing aerostatics envelop materials test specimen 4, and the closing formed to inflation structure 1 and aerostatics envelop materials test specimen 4
It is inflated in space.Aerostatics envelop materials test specimen 4 is sample to be tested, is not limited its ingredient, model, can be according to reality
The selection of border service condition.Automatic releasing device 2, for fixing and discharging load 5, the weight of load 5 is adjustable.Automatic release
Device 2 and inflation structure 1 are spaced pre-determined distance, and automatic releasing device 2 is fixed on the top of inflation structure 1.It can be released by touching
Put or discharge load 5.Temperature control device 3, for adjusting temperature suffered by aerostatics envelop materials test specimen 4.Wherein, impact strength is surveyed
The more specifical structure of test system sees the relevant verbal description of Fig. 1, and details are not described herein.
In the present embodiment, as shown in Fig. 2, being included the following steps: using the impact strength test macro inspection
S1: surveyed aerostatics envelop materials test specimen is mounted in inflation structure, control aerostatics envelop materials test specimen with
Inflation structure is formed by the pressure inside enclosure space and is maintained at actual condition pressure P.
It will be appreciated that pressure value can pass through industrial personal computer real-time control.Specifically, as shown in Figure 1, working as differential pressure pickup 12
When detecting that pressure is not up to preset pressure from pressure difference mouth, industrial personal computer 13 is controlled according to the detection signal that differential pressure pickup 12 is sent
The increase transmission gas of gas storage component 14, the envelope of inflation structure 1 and the formation of aerostatics envelop materials test specimen 4 is entered by inflating port
It closes in space, to increase pressure suffered by aerostatics envelop materials test specimen 4.When differential pressure pickup 12 detects pressure from pressure difference mouth
When more than preset pressure, the detection signal control gas storage component 14 that industrial personal computer 13 is sent according to differential pressure pickup 12 reduces transmission gas
Body, to reduce pressure suffered by aerostatics envelop materials test specimen 4, so that the gas that aerostatics envelop materials test specimen 4 is born
Pressure pressure is actual condition pressure.
S2: temperature suffered by aerostatics envelop materials test specimen is adjusted by temperature control device, is adjusted to actual condition temperature T.
S3: control automatic releasing device makes impacting on surveyed aerostatics envelop materials test specimen for load freely falling body,
By adjusting the weight m of load, the impact strength of aerostatics envelop materials test specimen breakage is measured.Wherein, impact strength can lead to
Cross quality of loads m expression.
By simulation aerostatics utricule gas pressure loads to stress caused by aerostatics envelop materials and actual environment temperature
Degree, measures the shock loading value that aerostatics envelop materials are born, more accurately measures aerostatics envelop materials in floating
Impact strength on device under true use condition.
In conclusion the embodiment of the present invention provides impact strength test method, by that will survey aerostatics envelop materials test specimen
It is mounted in the inflation structure of face, forms a closed plenum space, be filled with gas from inflating port, by temperature control device by test specimen
Surface temperature is set as actual condition temperature, and the load of different weight is impacted floating by automatic releasing device freely falling body
On device envelop materials test specimen, when test specimen breakage, records load weight, obtains the impact strength of aerostatics envelop materials.The present invention is logical
It crosses at a set temperature, aerostatics envelop materials test specimen is reached into certain interior pressure, record out to fall from certain altitude and download
The weight of lotus can simulate gas pressure loads and actual ambient temperature that envelop materials are subject on aerostatics, more accurately
Measure the impact strength of aerostatics envelop materials on aerostatics in actual use.
The apparatus embodiments described above are merely exemplary, wherein described, unit can as illustrated by the separation member
It is physically separated with being or may not be, component shown as a unit may or may not be physics list
Member, it can it is in one place, or may be distributed over multiple network units.It can be selected according to the actual needs
In some or all of the modules achieve the purpose of the solution of this embodiment.Those of ordinary skill in the art are not paying creativeness
Labour in the case where, it can understand and implement.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (10)
1. a kind of impact strength test macro characterized by comprising
Inflation structure, for fixing aerostatics envelop materials test specimen, and to the inflation structure and the aerostatics envelop materials
Inflation in the enclosure space that test specimen is formed；
Automatic releasing device, for fixing and discharging load, the automatic releasing device and the inflation spacing structure it is default away from
From the automatic releasing device is fixed on the top of the inflation structure；
Temperature control device, for adjusting temperature suffered by the aerostatics envelop materials test specimen.
2. impact strength test macro according to claim 1, which is characterized in that further include:
Cabinet；In the cabinet, the automatic releasing device is arranged above the cabinet inflation structure setting, described
Temperature control device is for adjusting the intracorporal temperature of the case.
3. impact strength test macro according to claim 2, which is characterized in that be equipped with fixed frame in the cabinet；Institute
Inflation structure setting is stated on the fixed frame.
4. impact strength test macro according to claim 2, which is characterized in that the bottom of box is equipped with bracket, institute
Cabinet is stated to be arranged on the ground by the bracket.
5. impact strength test macro according to claim 1, which is characterized in that the inflation structure includes:
Disc base and flange circle, the aerostatics envelop materials test specimen are fixed on the disc base and described by fixing piece
Between flange circle.
6. impact strength test macro according to claim 5, which is characterized in that the disc base is equipped with pressure difference mouth
And inflating port, the pressure difference mouth are used to adjust the air pressure in the enclosure space for measuring pressure, the inflating port.
7. impact strength test macro according to claim 6, which is characterized in that the inflation structure further include:
Differential pressure pickup, industrial personal computer and gas storage component；The differential pressure pickup is connected to the pressure difference mouth, the gas storage component with
The inflating port connection；The differential pressure pickup and the industry control mechatronics, the industrial personal computer are electrically connected with the gas storage component
It connects；The differential pressure pickup is used to detect the air pressure in the enclosure space, and will test signal and be sent to the industrial personal computer；Institute
It states industrial personal computer and the gas storage component is controlled according to the detection signal.
8. impact strength test macro according to claim 7, which is characterized in that the gas in the gas storage component is sky
One of gas, helium, nitrogen or oxygen are a variety of.
9. impact strength test macro according to claim 1, which is characterized in that the temperature model of the temperature control device control
Enclose is -100 DEG C to 200 DEG C.
10. a kind of impact strength test method, which is characterized in that the impact strength test method passes through in claim 1-9
The impact strength of any one impact strength test system and test aerostatics envelop materials test specimen, includes the following steps:
Surveyed aerostatics envelop materials test specimen is mounted in inflation structure, control aerostatics envelop materials test specimen and inflation structure
It is formed by the pressure inside enclosure space and is maintained at actual condition pressure P；
Temperature suffered by aerostatics envelop materials test specimen is adjusted by temperature control device, is adjusted to actual condition temperature T；
Automatic releasing device is controlled, makes impacting on surveyed aerostatics envelop materials test specimen for load freely falling body, passes through tune
The weight m of whole load measures the impact strength of aerostatics envelop materials test specimen breakage.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910528529.3A CN110320114A (en) | 2019-06-18 | 2019-06-18 | A kind of impact strength test macro and its impact strength test method |
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| CN201910528529.3A CN110320114A (en) | 2019-06-18 | 2019-06-18 | A kind of impact strength test macro and its impact strength test method |
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| CN110320114A true CN110320114A (en) | 2019-10-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113447373A (en) * | 2021-06-03 | 2021-09-28 | 山东金池重工股份有限公司 | Wear-resistant steel ball impact toughness testing machine |
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| CN109443958A (en) * | 2019-01-14 | 2019-03-08 | 华东交通大学 | A kind of drop hammer type low velocity impact testing stand |
| CN210803151U (en) * | 2019-06-18 | 2020-06-19 | 中国科学院光电研究院 | Impact strength test system |
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2019
- 2019-06-18 CN CN201910528529.3A patent/CN110320114A/en active Pending
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| CN105004502A (en) * | 2015-08-18 | 2015-10-28 | 重庆理工大学 | Airbag linear impact test platform and test method |
| CN105784576A (en) * | 2016-03-14 | 2016-07-20 | 中国科学院光电研究院 | Aerostat envelope material as well as joint natural aging test device and method thereof |
| CN107727289A (en) * | 2017-09-25 | 2018-02-23 | 中国科学院光电研究院 | A kind of tab load measurement apparatus and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113447373A (en) * | 2021-06-03 | 2021-09-28 | 山东金池重工股份有限公司 | Wear-resistant steel ball impact toughness testing machine |
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