CN108088867A - A kind of test device and method of surface micro-structure shape-memory properties - Google Patents
A kind of test device and method of surface micro-structure shape-memory properties Download PDFInfo
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- CN108088867A CN108088867A CN201711246321.XA CN201711246321A CN108088867A CN 108088867 A CN108088867 A CN 108088867A CN 201711246321 A CN201711246321 A CN 201711246321A CN 108088867 A CN108088867 A CN 108088867A
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- high polymer
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N13/00—Investigating surface or boundary effects, e.g. wetting power; Investigating diffusion effects; Analysing materials by determining surface, boundary, or diffusion effects
- G01N13/02—Investigating surface tension of liquids
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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
- G01N13/00—Investigating surface or boundary effects, e.g. wetting power; Investigating diffusion effects; Analysing materials by determining surface, boundary, or diffusion effects
- G01N13/02—Investigating surface tension of liquids
- G01N2013/0208—Investigating surface tension of liquids by measuring contact angle
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Abstract
The test device of surface micro-structure shape-memory properties provided by the invention, objective table, upper flat bar, guide rail and electromagnetic heating component are organically blended, alternating magnetic field is generated by electromagnetic heating component to heat High Polymer Magnetic nanocomposite, upper flat bar presses to High Polymer Magnetic nanocomposite, data before and after test are compared by measuring apparatus, the test of High Polymer Magnetic nanocomposite surface micro-structure shape-memory properties can be completed.The test method of surface micro-structure shape-memory properties provided by the invention, High Polymer Magnetic nanocomposite surface micro-structure shape-memory properties can be tested, the relation of pressure and micro-structure deformation quantity can be studied, study the relation of electromagnetic induction heating time and microstructure aspects response rate and Study on Integrated can be carried out to processes such as the electromagnetic induction heating of surface micro-structure, pressure, pressure measurement, abrasion, recoveries of shape.
Description
Technical field
It is special the present invention relates to High Polymer Magnetic nanocomposite surface micro-structure shape-memory properties technical field of measurement and test
It is not related to a kind of the test device and method of surface micro-structure shape-memory properties.
Background technology
High Polymer Magnetic nanocomposite refers to high molecular material with various inorganic magnetic substances by mixing, gluing
Magnetic substance made from the modes such as knot, filled composite, surface recombination, lamination be compound, has had preferable actual application value at present,
And it has a extensive future.And shape-memory properties refer to the effigurate solid material of tool, under certain conditions by certain plasticity
After deformation, when being heated to certain temperature, material be completely recovered to again deformation before shape the phenomenon that.On shape-memory material surface
Upper molding micro-structure can be deformed in extraneous appropriate temperature environment and fix its shape, material surface profit in low temperature
Wet performance, optical property etc. change therewith.
However, the test device of High Polymer Magnetic nanocomposite memory performance is only capable of the macroshape to material at present
Memory performance is tested, and the shape-memory properties of microstructure can not be tested.
Therefore, how a kind of test device is provided, it can be to High Polymer Magnetic nanocomposite surface micro-structure shape
Memory performance is tested, and is those skilled in the art's urgent problem to be solved.
The content of the invention
The present invention provides a kind of test devices and method of surface micro-structure shape-memory properties, can be to Polymer Magnetic
Property nanocomposite surface micro-structure shape-memory properties are tested.
In order to solve the above technical problems, the present invention provides a kind of test device of surface micro-structure shape-memory properties, bag
It includes：
For providing the outter box with close beta space；
It is arranged in the outter box, for placing the objective table of High Polymer Magnetic nanocomposite；
The guide rail being arranged above the objective table connects the guide rail and for nano combined to the High Polymer Magnetic
The upper flat bar of material pressure and the pressure sensor for being arranged at the upper flat bar；
The objective table lower surface is arranged at, the electromagnetism for High Polymer Magnetic nanocomposite described in electromagnetic heating adds
Hot component；
It is arranged at the temperature sensor of the electromagnetic heating component；
For to the cooling gas jets of the High Polymer Magnetic nanocomposite spray cooling gas and with it is described cold
But the gas cylinder that gas jets are connected.
Preferably, in above-mentioned test device, the objective table includes nano combined for placing the High Polymer Magnetic
It the sample fixed bit of material and is arranged on the sample fixed bit edge and answers for clamping the High Polymer Magnetic nanometer
The lock of condensation material.
Preferably, in above-mentioned test device, the electromagnetic heating component includes electromagnetic coil, is sheathed on the electromagnetic wire
The shielded layer for enclosing the insulating layer in outside and being sheathed on the outside of the insulating layer.
Preferably, in above-mentioned test device, further include and be arranged at the in vivo exhaust fan of the outer box.
Preferably, in above-mentioned test device, the gas in the gas cylinder is supercritical carbon dioxide or compressed air.
Preferably, in above-mentioned test device, the High Polymer Magnetic nanocomposite is the oxygen of thermoplastic polyurethane/tetra-
Change three iron composite materials or ethylene-ethyl acrylate copolymer/ferriferrous oxide composite material.
Preferably, in above-mentioned test device, further include：
It is arranged at below the objective table, for driving the turntable of the objective table rotation；
Drive the servomotor of the turntable rotation.
The present invention also provides a kind of test method of surface micro-structure shape-memory properties, using above-mentioned test device, institute
Stating test method includes：
Step 1) measures the height of the High Polymer Magnetic nanocomposite surface micro-structure by super depth-of-field microscope
The High Polymer Magnetic nanocomposite is positioned over the objective table by h1；
Step 2) the electromagnetic heating component is powered, and treats the High Polymer Magnetic nanocomposite temperature to preset temperature
During value, the electromagnetic heating component power-off；
Step 3) the upper flat bar is dropped to be contacted with the High Polymer Magnetic nanocomposite, when the test device
When interior pressure reaches preset pressure value, the upper flat bar stops declining；
Step 4) opens the gas cylinder, and the cooling gas jets spray cooling gas treats that the High Polymer Magnetic nanometer is answered
After condensation material cooling and shaping；The upper flat bar rises, and takes out the High Polymer Magnetic nanocomposite；
Step 5) measures the height of the High Polymer Magnetic nanocomposite surface micro-structure by super depth-of-field microscope
h2；
Step 6) studies pressure and the macromolecule by the data comparison of height h1, height h2 and preset pressure value
The relation of magnetic nanometer composite material surface micro-structure deformation quantity.
The present invention also provides a kind of test method of surface micro-structure shape-memory properties, using above-mentioned test device, institute
Stating test method includes：
Step 1) measures the height of the High Polymer Magnetic nanocomposite surface micro-structure by super depth-of-field microscope
The High Polymer Magnetic nanocomposite is positioned over the objective table by h3；
Step 2) the electromagnetic heating component is powered, and sets the High Polymer Magnetic nanocomposite according to default ladder
When temperature is heated to default heating duration, the electromagnetic heating component power-off, while the gas cylinder is opened, the cooling gas jets
Spray cooling gas treats the High Polymer Magnetic nanocomposite cooling and shaping；
Step 3) measures the height of the High Polymer Magnetic nanocomposite surface micro-structure by super depth-of-field microscope
h4；
Step 4) by height h3, height h4 and the data comparison of default heating duration, research heating time with it is described
The relation of High Polymer Magnetic nanocomposite surface micro-structure shape recovery rate.
The present invention also provides a kind of test method of surface micro-structure shape-memory properties, using above-mentioned test device, institute
Stating test method includes：
Step 1) measures the contact of the High Polymer Magnetic nanocomposite surface micro-structure by contact angle measurement
The High Polymer Magnetic nanocomposite is positioned over the objective table by angle θ 1；
Step 2) the electromagnetic heating component is powered, and treats the High Polymer Magnetic nanocomposite temperature to preset temperature
During value, the electromagnetic heating component power-off；
Step 3) the upper flat bar is dropped to be contacted with the High Polymer Magnetic nanocomposite, when the test device
When interior pressure reaches preset pressure value, the upper flat bar stops declining；
After step 4) drives the turntable to rotate predetermined amount by the servomotor, the gas cylinder is opened, it is described cold
But gas jets spray cooling gas, after the High Polymer Magnetic nanocomposite cooling and shaping；The upper flat bar rises, and takes
Go out the High Polymer Magnetic nanocomposite；
Step 5) measures the contact of the High Polymer Magnetic nanocomposite surface micro-structure by contact angle measurement
Angle θ 2；
Step 6) studies rotating cycle by the data comparison of contact angle θ 1, contact angle θ 2, the number of turns and preset pressure value
With the relation of the High Polymer Magnetic nanocomposite surface micro-structure endurance quality.
The test device of surface micro-structure shape-memory properties provided by the invention, by objective table, upper flat bar, guide rail and electricity
Magnetic heating component organically blends, and generating alternating magnetic field by electromagnetic heating component adds High Polymer Magnetic nanocomposite
Heat, upper flat bar press to High Polymer Magnetic nanocomposite, and data before and after test are compared by measuring apparatus,
It can complete the test of High Polymer Magnetic nanocomposite surface micro-structure shape-memory properties.
The test method of surface micro-structure shape-memory properties provided by the invention, can be to the nano combined material of High Polymer Magnetic
Expect the test of surface micro-structure shape-memory properties, the relation of pressure and micro-structure deformation quantity can be studied, research electromagnetic induction adds
The electromagnetic induction heating of the relation and research surface micro-structure of hot time and microstructure aspects response rate, pressure, pressure measurement, mill
The processes such as damage, recovery of shape it is integrated.
Description of the drawings
It in order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention, for those of ordinary skill in the art, without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the structure diagram for the test device that this programme provides；
Fig. 2 is the structure diagram of electromagnetic induction heating component in this programme；
Fig. 3 is the structure diagram of objective table in this programme；
Fig. 4 is the structure diagram of this programme intermediate station.
In figure：1. outter box, 2. turntables, 21. recesses, 3. electromagnetic heating components, 31. shielded layers, 32. insulating layers, 33. electricity
Magnetic coil, 4. wiring holes, 5. wiring hole insulating layers, 6. objective tables, 61. locks, 62. sample fixed bits, 7. guide rails, 8. pressure pass
Sensor, 9. exhaust fans, flat bar on 10., 12. cooling gas jets, 13. gas-guide tubes, 14. gas cylinders.
Specific embodiment
The present invention provides a kind of test devices and method of surface micro-structure shape-memory properties, can be to Polymer Magnetic
Property nanocomposite surface micro-structure shape-memory properties are tested.
In order to which those skilled in the art is made to more fully understand technical solution provided by the invention, below in conjunction with attached drawing and
The present invention is described in further detail for specific embodiment.
It please refers to Fig.1 and Fig. 2, present solution provides a kind of test device of surface micro-structure shape-memory properties, including
Outter box 1, objective table 6, upper flat bar 10, guide rail 7, electromagnetic heating component 3, cooling gas jets 12, gas cylinder 14, pressure sensor with
And temperature sensor.
Wherein, outter box 1 has close beta space for providing, and environment is divided into inside extraneous and device.Objective table 6
It is arranged in outter box 1, for placing High Polymer Magnetic nanocomposite.Guide rail 7 is arranged at 6 top of objective table.Upper flat bar
10 are connected to guide rail 7 and for pressing to High Polymer Magnetic nanocomposite.Pressure sensor is arranged at flat bar 10.Electromagnetism
Heating component 3 is arranged at 6 lower surface of objective table, for electromagnetic heating High Polymer Magnetic nanocomposite.Temperature sensor is set
It is placed in electromagnetic heating component 3.Gas cylinder 14 is connected for storing the cooling gas with certain pressure with cooling gas jets 12
Logical, cooling gas jets 12 spray the cooling gas in gas cylinder 14 to High Polymer Magnetic nanocomposite, for cooling down high score
Sub- magnetic nanometer composite material.
The test device of surface micro-structure shape-memory properties provided by the invention, by objective table, upper flat bar, guide rail and electricity
Magnetic heating component organically blends, and generating alternating magnetic field by electromagnetic heating component adds High Polymer Magnetic nanocomposite
Heat, upper flat bar press to High Polymer Magnetic nanocomposite, and data before and after test are compared by measuring apparatus,
It can complete the test of High Polymer Magnetic nanocomposite surface micro-structure shape-memory properties.
Objective table 6 includes placing the sample fixed bit 62 of High Polymer Magnetic nanocomposite and being arranged on sample
62 edge of product fixed bit and the lock 61 for clamping High Polymer Magnetic nanocomposite.61 effect of lock is locking sample
Product are prevented in sample friction process, are subjected to displacement in pressure process.
High Polymer Magnetic nanocomposite is heated using electromagnetic heating component 3, process is reliable and stable and operates
Convenient, electric heating energy high conversion efficiency, firing rate is fast, the purpose of uniform heat distribution.Specifically, electromagnetic heating component 3 wraps
Include electromagnetic coil 33, the insulating layer 32 for being sheathed on 33 outside of electromagnetic coil and the shielded layer 31 for being sheathed on 32 outside of insulating layer.
31 purpose of shielded layer is to prevent leakage field phenomenon, therefore avoids the heating to non-heated component, reaches the abundant profit to electromagnetism
With.32 purpose of insulating layer is to prevent electric leakage from hurting sb.'s feelings.The present invention is pollution-free using electromagnetic heating component, environmentally protective, heating speed
It is good to spend fast effect.
Electromagnetic heating component 3 further includes the wiring hole 4 of connection electromagnetic coil 33, and wiring hole outer layer covers have wiring hole insulation
Layer prevents electric leakage from hurting sb.'s feelings.
Preferably, this programme further includes the exhaust fan 9 being arranged in outter box 1, the cooling gas that exhaust fan will eject
Body discharges outter box into external environment.
Gas in gas cylinder 14 is supercritical carbon dioxide or compressed air.
High Polymer Magnetic nanocomposite is thermoplastic polyurethane/ferriferrous oxide composite material or ethylene-acrylic acid
Methacrylate copolymers/ferriferrous oxide composite material.
This programme further includes turntable 2 and servomotor, and turntable 2 is arranged at 6 lower section of objective table, is revolved for band dynamic object stage 6
Turn.Servomotor driving turntable 2 rotates.
In a kind of specific embodiment, as shown in Figure 3 and Figure 4, set fluted on turntable 2, groove can prevent from carrying
Object platform 6 sets wiring hole 4 on groove, and power cord is pierced by by wiring hole 4 to be connected with external world's AC power.The side of objective table 6
Hanging ring is provided at edge, is conveniently taken.It is corresponding, the hanging ring position corresponding position of turntable 2 and objective table 6 is provided with recess
21, recess 21 plays positioning action for being caught in hanging ring to objective table 6.
This programme also provides a kind of test method of surface micro-structure shape-memory properties, using above-mentioned test device, surveys
Method for testing includes：
Step 1 measures the height h1 of High Polymer Magnetic nanocomposite surface micro-structure by super depth-of-field microscope, will
High Polymer Magnetic nanocomposite is positioned over objective table 6；
Step 2 electromagnetic heating component 3 is powered, when High Polymer Magnetic nanocomposite temperature to preset temperature value, electricity
Magnetic heating component 3 powers off；
Flat bar 10 is dropped in step 3 contacts with High Polymer Magnetic nanocomposite, when the pressure in test device reaches
During to preset pressure value, upper flat bar 10 stops declining；
Step 4 opens gas cylinder 14, cools down 12 spray cooling gas of gas jets, treats that High Polymer Magnetic nanocomposite cools down
After sizing；Upper flat bar 10 rises, and takes out High Polymer Magnetic nanocomposite；
Step 5 measures the height h2 of High Polymer Magnetic nanocomposite surface micro-structure by super depth-of-field microscope；
Step 6 is studied pressure and is received with High Polymer Magnetic by the data comparison of height h1, height h2 and preset pressure value
The relation of nano composite material surface micro-structure deformation quantity.
This programme also provides a kind of test method of surface micro-structure shape-memory properties, using above-mentioned test device, surveys
Method for testing includes：
Step 1 measures the height h3 of High Polymer Magnetic nanocomposite surface micro-structure by super depth-of-field microscope, will
High Polymer Magnetic nanocomposite is positioned over objective table 6；
Step 2 electromagnetic heating component 3 is powered, and setting High Polymer Magnetic nanocomposite is heated according to default step temperature
During to default heating duration, electromagnetic heating component 3 powers off, while opens gas cylinder 14, cools down 12 spray cooling gas of gas jets, treats
High Polymer Magnetic nanocomposite cooling and shaping；
Step 3 measures the height h4 of High Polymer Magnetic nanocomposite surface micro-structure by super depth-of-field microscope；
Step 4 studies heating time and macromolecule by height h3, height h4 and the data comparison of default heating duration
The relation of magnetic nanometer composite material surface micro-structure shape recovery rate.
This programme provides a kind of test method of surface micro-structure shape-memory properties again, using above-mentioned test device, surveys
Method for testing includes：
Step 1 measures the contact angle θ 1 of High Polymer Magnetic nanocomposite surface micro-structure by contact angle measurement,
High Polymer Magnetic nanocomposite is positioned over objective table 6；
Step 2 electromagnetic heating component 3 is powered, when High Polymer Magnetic nanocomposite temperature to preset temperature value, electricity
Magnetic heating component 3 powers off；
Flat bar 10 is dropped in step 3 contacts with High Polymer Magnetic nanocomposite, when the pressure in test device reaches
During to preset pressure value, upper flat bar 10 stops declining；
After step 4 drives turntable 2 to rotate predetermined amount by servomotor, gas cylinder 14 is opened, cooling gas jets 12 are sprayed
Cooling gas, after High Polymer Magnetic nanocomposite cooling and shaping；Upper flat bar 10 rises, and takes out High Polymer Magnetic nanometer and answers
Condensation material；
Step 5 measures the contact angle θ 2 of High Polymer Magnetic nanocomposite surface micro-structure by contact angle measurement；
Step 6 studies rotating cycle by the data comparison of contact angle θ 1, contact angle θ 2, the number of turns and preset pressure value
With the relation of High Polymer Magnetic nanocomposite surface micro-structure endurance quality.
Specifically, the present invention provides following technical solutions：
Embodiment one：
High Polymer Magnetic nanocomposite is using thermoplastic polyurethane/ferriferrous oxide composite material as test specimens
Product.Before testing, the height h1 of sample surfaces micro-structure is observed by super depth-of-field microscope.The in vivo electromagnetic induction coil 33 of box
It is passed through after the alternating current of 100MHz and generates magnetic field, the magnetic ferroferric oxide nano-particles cutting magnetic line life in sample
Heat when sample preset temperature value is raised to 150 DEG C, stops heating, is controlled by signal, upper flat bar 10 starts along two side rails 7
Slowly decline, contacted until with sample, the data fed back by observing pressure sensor 8, when pressure reaches preset pressure value
When, upper flat bar 10 stops declining；Open the valve of supercritical carbon dioxide gas cylinder 14, by cool down that gas jets 12 spray 4 DEG C,
The supercritical carbon dioxide of 3.87MPa is quickly cooled down test sample, sizing.Simultaneously exhaust fan 9 is opened to discharge gas.
After being fully cooled sizing, upper flat bar 10 is begun to ramp up, and further takes out sample, and the test sample for having fixed shape is micro- with the super depth of field
Microscopic observation test sample surface microstructure height h2, by front and rear data processing, research pressure and the pass of micro-structure deformation quantity
System.Sample is put back into test device again, carries out electromagnetic induction heating, at this point, by setting default 1 minute~2 points of duration of heating
The step temperature of clock stops heating when reaching set heating time, cooling device valve is opened simultaneously, by cooling down gas jets 12
Spray 4 DEG C, the supercritical carbon dioxide of 3.87MPa test sample is quickly cooled down, shape.Take out sizing test specimens
Product with the height that test sample surface micro-structure is observed under super depth-of-field microscope, by front and rear data processing, study heating time
With the relation of microstructure aspects response rate.
Embodiment two：
The present embodiment High Polymer Magnetic nanocomposite uses ethylene-ethyl acrylate copolymer/ferroso-ferric oxide sample
Product are as test sample.Before testing, at room temperature, using the contact angle of contact angle measurement measurement sample surfaces.Box is in vivo
Electromagnetic induction coil 33, which is passed through after the alternating current of 100MHz, generates magnetic field, the magnetic ferroferric oxide nano-particles in sample
Cutting magnetic line heat when sample temperature is raised to 68 DEG C, stops heating, is controlled by signal, upper flat bar 10 starts along guide rail 7
Slowly decline, contacted until with thermoplastic polyurethane sample, the data fed back by observing pressure sensor 8, when pressure reaches
During to preset pressure value, upper flat bar 10 stops declining, at this point, by servomotor turntable 2 is driven to rotate, objective table 7 is in turntable 2
Driving under start rotation and upper flat bar 10 is fixed, after objective table 7 rotates the set number of turns, open supercritical carbon dioxide gas cylinder
14 valve, by cool down 4 DEG C that gas jets 12 spray, the supercritical carbon dioxide of 3.87MPa test sample is carried out it is quick
Cooling, sizing.At room temperature with the contact angle after contact angle measurement test wear, by the processing of front and rear data, research ethylene-
The endurance quality of ethyl acrylate copolymer/ferroso-ferric oxide sample.
The advantage of this programme is：
(1) test device and test method that this programme proposes can be to High Polymer Magnetic nanocomposite surface micro-structures
Shape-memory properties are tested.
(2) test device and test method that this programme proposes can study the relation of pressure and micro-structure deformation quantity.
(3) test device and test method that this programme proposes can study electromagnetic induction heating time and microstructure aspects
The relation of response rate.
(4) test device and test method that this programme proposes can study the electromagnetic induction heating of surface micro-structure, apply
The processes such as pressure, pressure measurement, abrasion, recovery of shape it is integrated.
Specific case used herein is set forth the principle of the present invention and embodiment, and above example is said
It is bright to be only intended to help the method and its core concept for understanding the present invention.It should be pointed out that the ordinary skill for the art
For personnel, without departing from the principle of the present invention, can also to the present invention some improvement and modification can also be carried out, these improvement
It is also fallen into modification in the protection domain of the claims in the present invention.
Claims (10)
1. a kind of test device of surface micro-structure shape-memory properties, which is characterized in that including：
For providing the outter box (1) with close beta space；
It is arranged in the outter box (1), for placing the objective table of High Polymer Magnetic nanocomposite (6)；
The guide rail (7) being arranged above the objective table (6) connects the guide rail (7) and for being received to the High Polymer Magnetic
The upper flat bar (10) of nano composite material pressure and the pressure sensor (8) for being arranged at the upper flat bar (10)；
The objective table (6) lower surface is arranged at, the electromagnetism for High Polymer Magnetic nanocomposite described in electromagnetic heating adds
Hot component (3)；
It is arranged at the temperature sensor of the electromagnetic heating component (3)；
For to the cooling gas jets (12) of the High Polymer Magnetic nanocomposite spray cooling gas and with it is described cold
But the gas cylinder (14) that gas jets (12) are connected.
2. test device according to claim 1, which is characterized in that the objective table (6) includes placing the height
The sample fixed bit (62) of molecular magnetism nanocomposite and it is arranged on sample fixed bit (62) edge and for pressing from both sides
Hold the lock (61) of the High Polymer Magnetic nanocomposite.
3. test device according to claim 1, which is characterized in that the electromagnetic heating component (3) includes electromagnetic coil
(33), the insulating layer (32) being sheathed on the outside of the electromagnetic coil (33) and the shielding being sheathed on the outside of the insulating layer (32)
Layer (31).
4. test device according to claim 1, which is characterized in that further include the pumping being arranged in the outter box (1)
Wind turbine (9).
5. test device according to claim 1, which is characterized in that the gas in the gas cylinder (14) is overcritical dioxy
Change carbon or compressed air.
6. test device according to claim 1, which is characterized in that the High Polymer Magnetic nanocomposite is thermoplastic
Property polyurethane/ferriferrous oxide composite material or ethylene-ethyl acrylate copolymer/ferriferrous oxide composite material.
7. according to claim 1-6 any one of them test devices, which is characterized in that further include：
It is arranged at below the objective table (6), for driving the turntable (2) that the objective table (6) rotates；
The servomotor that the turntable (2) is driven to rotate.
8. a kind of test method of surface micro-structure shape-memory properties, which is characterized in that using any one of claim 1-6 institutes
The test device stated, the test method include：
Step 1) measures the height h1 of the High Polymer Magnetic nanocomposite surface micro-structure by super depth-of-field microscope, will
The High Polymer Magnetic nanocomposite is positioned over the objective table (6)；
Step 2) the electromagnetic heating component (3) is powered, and treats the High Polymer Magnetic nanocomposite temperature to preset temperature
During value, electromagnetic heating component (3) power-off；
Step 3) the upper flat bar (10) drops to be contacted with the High Polymer Magnetic nanocomposite, when the test device
When interior pressure reaches preset pressure value, the upper flat bar (10) stops declining；
Step 4) opens the gas cylinder (14), and described cooling gas jets (12) spray cooling gas treats that the High Polymer Magnetic is received
After nano composite material cooling and shaping；The upper flat bar (10) rises, and takes out the High Polymer Magnetic nanocomposite；
Step 5) measures the height h2 of the High Polymer Magnetic nanocomposite surface micro-structure by super depth-of-field microscope；
Step 6) studies pressure and the High Polymer Magnetic by the data comparison of height h1, height h2 and preset pressure value
The relation of nanocomposite surface micro-structure deformation quantity.
9. a kind of test method of surface micro-structure shape-memory properties, which is characterized in that using any one of claim 1-6 institutes
The test device stated, the test method include：
Step 1) measures the height h3 of the High Polymer Magnetic nanocomposite surface micro-structure by super depth-of-field microscope, will
The High Polymer Magnetic nanocomposite is positioned over the objective table (6)；
Step 2) the electromagnetic heating component (3) is powered, and sets the High Polymer Magnetic nanocomposite according to default ladder
When temperature is heated to default heating duration, electromagnetic heating component (3) power-off, while the gas cylinder (14) is opened, it is described cold
But gas jets (12) spray cooling gas treats the High Polymer Magnetic nanocomposite cooling and shaping；
Step 3) measures the height h4 of the High Polymer Magnetic nanocomposite surface micro-structure by super depth-of-field microscope；
Step 4) passes through height h3, height h4 and the data comparison of default heating duration, research heating time and the high score
The relation of sub- magnetic nanometer composite material surface micro-structure shape recovery rate.
10. a kind of test method of surface micro-structure shape-memory properties, which is characterized in that using the survey described in claim 7
Trial assembly is put, and the test method includes：
Step 1) measures the contact angle θ 1 of the High Polymer Magnetic nanocomposite surface micro-structure by contact angle measurement,
The High Polymer Magnetic nanocomposite is positioned over the objective table (6)；
Step 2) the electromagnetic heating component (3) is powered, and treats the High Polymer Magnetic nanocomposite temperature to preset temperature
During value, electromagnetic heating component (3) power-off；
Step 3) the upper flat bar (10) drops to be contacted with the High Polymer Magnetic nanocomposite, when the test device
When interior pressure reaches preset pressure value, the upper flat bar (10) stops declining；
After step 4) drives the turntable (2) to rotate predetermined amount by the servomotor, the gas cylinder (14) is opened, it is described
Gas jets (12) spray cooling gas is cooled down, after the High Polymer Magnetic nanocomposite cooling and shaping；The upper flat bar
(10) rise, take out the High Polymer Magnetic nanocomposite；
Step 5) measures the contact angle θ 2 of the High Polymer Magnetic nanocomposite surface micro-structure by contact angle measurement；
Step 6) studies rotating cycle and institute by the data comparison of contact angle θ 1, contact angle θ 2, the number of turns and preset pressure value
State the relation of High Polymer Magnetic nanocomposite surface micro-structure endurance quality.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011239784.5A CN112461882B (en) | 2017-12-01 | 2017-12-01 | Method for testing shape memory performance of surface microstructure |
| CN201711246321.XA CN108088867B (en) | 2017-12-01 | 2017-12-01 | Method for testing shape memory performance of surface microstructure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711246321.XA CN108088867B (en) | 2017-12-01 | 2017-12-01 | Method for testing shape memory performance of surface microstructure |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011239784.5A Division CN112461882B (en) | 2017-12-01 | 2017-12-01 | Method for testing shape memory performance of surface microstructure |
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| Publication Number | Publication Date |
|---|---|
| CN108088867A true CN108088867A (en) | 2018-05-29 |
| CN108088867B CN108088867B (en) | 2021-01-26 |
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| CN112461882A (en) | 2021-03-09 |
| CN108088867B (en) | 2021-01-26 |
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