CN106353246A - Multifunctional ageing experimental device for automatically sampling asphalt and experimental method thereof - Google Patents
Multifunctional ageing experimental device for automatically sampling asphalt and experimental method thereof Download PDFInfo
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- CN106353246A CN106353246A CN201610922005.9A CN201610922005A CN106353246A CN 106353246 A CN106353246 A CN 106353246A CN 201610922005 A CN201610922005 A CN 201610922005A CN 106353246 A CN106353246 A CN 106353246A
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- G—PHYSICS
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- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
- G01N17/004—Investigating resistance of materials to the weather, to corrosion, or to light to light
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N5/00—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid
- G01N5/04—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid by removing a component, e.g. by evaporation, and weighing the remainder
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Abstract
The invention relates to a multifunctional ageing experimental device for automatically sampling asphalt and an experimental method thereof. The experimental device comprises an intelligent digital display control box, a working chamber, an automatic sampling system, a sample storage chamber, a heating control system, a rotating workbench control system, an air control system and an ultraviolet lamp control system, wherein the intelligent digital display control box is used for setting the experimental parameters of the heating control system, the rotating workbench control system, the automatic sampling system, the air control system and the ultraviolet lamp control system. Compared with the prior art, the experimental device provided by the invention can realize sampling in different stages of asphalt ultraviolet aging and film oven aging processes; the experimental samples in different time periods can be supplied for the asphalt aging mechanism research; the present experimental method can be adopted for testing the device; the experimental operation process is simple; the device can automatically operate after the related parameters are set; the manpower is effectively saved; the efficiency of experiment is increased.
Description
Technical field
The invention belongs to ageing of asphalt detection technique field, it particularly relates to arrive a kind of many work(of Colophonium automatic sampling
Can senile experiment device and its experimental technique.
Background technology
China's highway all adopts bituminous paving mostly, and bituminous paving has that road-ability is good, easy-maintaining, noise is low
And the advantages of good pavement performance.Sbs modified pitch is due to high temperature resistant rutting resistance, low-temperature resistance cracking ability, elasticity
The reason such as preferable with road surface anti-fatigue performance, by large-scale application in China Higher level highway.But sbs Modified Bitumen Pavement is still
There is inevitable problem aging.With the growth of pavement usage time, surface layer ageing of asphalt, low temperature and opens in road surface
Split, cohesive force reduces, fragility increases, durability is the problems such as be deteriorated, had a strong impact on Pavement Condition, shortened road occupation
Life-span, and injure traffic safety.
Ageing of asphalt refers to that Colophonium is exposed in atmosphere due to long-time during storage, construction and pavement usage, is subject to
To the impact of the extraneous factors such as light, oxygen, heat, and the thing such as the volatilization of generation, hydrogenation, oxidation, association under the collective effect of other factors
Physicochemical acts on, and leads to Colophonium inner molecular structure and chemical constituent to change, and then promotes Colophonium physicochemical properties bad
The process changed.
Because bituminous paving carries out heat and mixes the process such as pave building to its compound, asphalt binder can occur certain journey
The short ageing of degree, but have been provided with the short ageing that certain technological means can reduce or even avoid work progress at present,
But long-term ageing still results in road surface disaster and constantly occurs during using, therefore need more with regard to bituminous paving long-term ageing
Many research.But at present with regard to ageing of asphalt research be based only on current specification defined film heating senile experiment and
Rotating thin film heat ageing experiment research, and both research all can only study predetermined operation code after Colophonium after aging
The decay of performance and change are it is impossible to detect the change of asphalt component and internal structure performance in the middle of ageing of asphalt process.And Colophonium
Ageing process has great significance to research Colophonium aging resistance mechanism in real time.
Content of the invention
For solve above-mentioned technical problem, the invention provides a kind of multi-functional senile experiment device of Colophonium automatic sampling and
Its experimental technique, this device can realize the real time sample during ageing of asphalt.
A kind of multi-functional senile experiment device of Colophonium automatic sampling of the present invention, described experimental provision is by operating room
Division board 9 is divided into upper and lower two-layer, and upper strata is operating room 2, and lower floor is sample storage room 4；Intelligent digital control chamber 1 is located at operating room
2 internal lower right sides；Sample storage room 4 is the cube being made up of sample storage room door 401 and sample storage room thermal-insulating body 402
Space；Sample storage room 4 upper left side is provided with outtake tube 403, for discharging inner air；Sample pipe support 404 is fixed on work
Above room division board 9；Sample cell 405 is positioned on sample pipe support 404 according to program setting；Automatic sampling system 3 includes automatically
Sampling operation arm 301 and sampler 302；Automatic sampling motion arm 301 is in vertical state, and its lower end connects sampler 302；Automatically
Sampling operation arm 301 is located at sample storage room 4 bosom, can be realized by the sample tap 10 in the middle of operating room's division board 9
Sample on automatic sampling sample-containing dish 606；It is real that automatic sampling motion arm 301 passes through intersecting xyz motion arm guide rail 303 normal thereto
Existing three-dimensional direction moving；Xyz motion arm guide rail 303 two ends are fixed on sample storage room thermal-insulating body by guide rails fixing support 310
On 402 two sides；Xyz motion arm guide rail 303 is connected with the xyz manipulator control case 304 above operating room's division board 9
Connect；Heating control system 5 includes protective plate 504 and the temperature controller 503 being located at operating room 2 bottom；Temperature controller 503 is even
Connect heater 501 and heat sensor 502；Protective plate 504 section be in set п shape, along the two side upper semisection in operating room 2 and on
Wall is arranged；Heater 501 is located at protective plate 504 and sample is deposited between operating room 2 inwall, and section is also in п shape；Heater 501
Heat is diffused into inside operating room 2 by the louvre of protective plate 504；Rotary work bench control system 6 is included positioned at operating room 2
Rotation motor 601 in the middle of internal bottom side；Rotation motor 601 drives the vertical axises 602 of top to rotate；Vertical axises 602 are in stage casing
It is fixed with load sample platform firm banking 603；Load sample platform firm banking 603 can drive its rotary work load sample platform 604 supporting to rotate；
Vertical axises 602 are provided with sampling bench firm banking 605 on top；Sampling bench firm banking 605 can drive the automatic sampling that it supports
Sample-containing dish 606 rotates；Rotary work load sample platform 604 is used for being placed with thin film senile experiment sample-containing dish 608；Scavenger fan 701 sets
Lower right side in operating room 2, the ventilation duct pass-out operating room 2 on the right side of it is outer and is provided with air filter 701；Scavenger fan 701
The ventilation duct in left side is sequentially provided with air preheater 706 and temperature detector 705 on horizontal segment, and this ventilation duct is at turning upwards
Vertical section afterwards is provided with mass air flow sensor 703；Ventilation duct connects vertical rigid pipe in end, and this rigid pipe is exceeding automatically
Sampling sample-containing dish 606 and thin film senile experiment sample-containing dish 608 1 segment distance position are respectively equipped with horizontal air nozzle 702；Empty
Air preheater 706 and temperature detector 705 connect air preheater temperature controller 707 and air flow controller 708 respectively；
Ultraviolet lamp tube 801 is fixed on below operating room's division board 9 by uviol lamp lamp socket 803；Intelligent digital control chamber 1 connects and controls
Xyz manipulator control case 304, temperature controller 503, rotational speed governor 607, air preheater temperature controller 707, air stream
Amount controller 708 and uviol lamp light intensity controls 802.
A kind of multi-functional senile experiment device of Colophonium automatic sampling of the present invention, described operating room 2 is by heat-insulating shield
201 separate, and are divided into the upper and lower；It is provided with operating room's door 202 on the left of upper strata；Have on operating room's casing 203 of lower floor and laterally dissipate
Hot mouth 204.
A kind of multi-functional senile experiment device of Colophonium automatic sampling of the present invention, the upper strata of described operating room 2 is put
It is equipped with heater 501, heat sensor 502, rotary work load sample platform 603, thin film senile experiment sample-containing dish 605, automatic sampling Sheng
Sample ware 606, air nozzle 702, ultraviolet lamp tube 801 and uviol lamp lamp socket 803；The lower floor of operating room 2 is placed with intelligent digital control
Case 1 processed, temperature controller 503, rotation motor 601, rotational speed governor 602 scavenger fan 701, mass air flow sensor 703, temperature inspection
Survey device 705, air preheater 706, air preheater temperature controller 707, air flow controller 708, uviol lamp light intensity control
Device 802 processed.
A kind of multi-functional senile experiment device of Colophonium automatic sampling of the present invention, described be automatically brought into operation arm 301 can
To realize the movement of xyz three-dimensional, mobile accuracy is higher than 1mm；X-axis 305 direction displacement scope is 0～700mm, y-axis
306 direction displacement scopes are 0～700mm, and z-axis 307 direction displacement scope is 0～500mm.
A kind of multi-functional senile experiment device of Colophonium automatic sampling of the present invention, described z-axis 307 bottom is provided with
Can static sampler outer tube fixture 308, to rotate screw thread and advanced and to extract, propulsion progress is high for sampler piston 309
In 0.5mm.
A kind of multi-functional senile experiment device of Colophonium automatic sampling of the present invention, described heater 501 works temperature
Degree scope is 30～200 DEG C, and heating rate scope is 1～10 DEG C/min, and temperature-controlled precision is higher than 0.5 DEG C.
A kind of multi-functional senile experiment device of Colophonium automatic sampling of the present invention, described rotary work load sample platform
604 rotary speed is 1～10r/min；Thin film senile experiment sample-containing dish 608 internal diameter is 140mm, and external diameter is 141mm, internal deep
Spend for 10mm；Automatic sampling sample-containing dish 606 internal diameter is 140mm, and external diameter is 141mm, and internal depth is 10mm；Rotary work load sample
A diameter of 500～the 700mm of platform 603, thickness is 10mm.
A kind of multi-functional senile experiment device of Colophonium automatic sampling of the present invention, described air control system for air 7
Temperature control scope is 30～200 DEG C, and heating rate scope is 1～10 DEG C/min, and temperature-controlled precision is higher than 0.5 DEG C.
A kind of multi-functional senile experiment device of Colophonium automatic sampling of the present invention, described uviol lamp lamp socket 803 is adopted
Use refractory ceramics lamp socket；Described ultraviolet lamp tube 801 adopts high-purity quartz glass material, and power can between 0～1000w
Adjust, rated operational voltage 220v, fluorescent tube length is 600mm, tube diameter is 20～30mm.
The experimental technique of the multi-functional senile experiment device according to Colophonium automatic sampling of the present invention, described experiment side
Method concretely comprises the following steps:
1) thin film senile experiment sample-containing dish 605 and automatic sampling sample-containing dish 606 are cleaned after drying, weigh the aging reality of thin film
Test sample-containing dish 605 mass, respectively m01、m02、m03、m04, it is accurate to 1mg；
2) according to jtg-e20-2011 preparing experiment sample, it is added separately to 4 aging realities of thin film having weighed quality
Test sample-containing dish 605, and weigh 50g about sample be positioned in automatic sampling sample-containing dish 606, then sample-containing dish is put into accordingly
Position, shuts operating room's door 202；
3) set relevant parameter in intelligent control box 1, including ultraviolet ray intensity, temperature programming program, rotary speed, take
Sample time interval, air themperature, air preheating temperature, air mass flow, temperature programming are to assigned temperature；
4) set sample cell 405 in intelligent control box 1 operation interface to number, sample storage room places sample
Pipe 405 simultaneously arranges according to the numeral order number consecutively setting；
5) bring into operation program, after experiment terminates, weighs thin film senile experiment sample-containing dish 605 and sample gross mass,
And collect aged samples and automatic sampling sample, sample film is calculated by the mass change of thin film senile experiment sample-containing dish 605
Heating quality changes lt, and other performance changes of aged samples are tested out using three norms；
6) sample of automatic sampling can be used for the micro analysiss means such as infrared, dsc, in the middle of analysis ageing process, when different
Between the sample composition of section and the change of chemical property.
Compared with prior art, the multi-functional senile experiment device of Colophonium automatic sampling of the present invention can be realized dripping
The sampling of different periods during blue or green ultraviolet ageing and thin film oven aging, provides different time sections for ageing of asphalt study mechanism
Laboratory sample, this device can be tested using existing test method completely；Experimental implementation process is simple, if
Put this device of relevant parameter can be automatically brought into operation, effectively saved manpower, improve conventional efficient.
Brief description
Fig. 1 is experimental provision outside drawing；Fig. 2 is experimental provision left view；Fig. 3 is experimental provision front view；Fig. 4 is rotation
Workstation control system front view；Fig. 5 is rotary work bench control system top view；Fig. 6 is automatic sampling system top view；Figure
7 is automatic sampling system front view；Fig. 8 is Autosampler constitutional diagram；Fig. 9 is fixture front view；Figure 10 is sampler piston
Figure；Figure 11 is sampler outer tube front view；Figure 12 is sampler outer tube left view；Figure 13 is air control system for air front view.
1- intelligent digital control chamber, 2- operating room, 3- automatic sampling system, 4- sample storage room, 5- heating control system,
6- rotary work bench control system, 7- air control system for air, 8- ultraviolet lamp control system, 9- division board, 10- sample tap, 201-
Heat-insulating shield, 202- operating room door, 203- operating room casing, 204- heatsink transverse mouth, 301- automatic sampling motion arm, 302- sampling
Device, 303-xyz motion arm guide rail, 304-xyz manipulator control case, 305-x axle, 306-y axle, 307-z axle, 308- fixture,
309- sampler piston, 310- guide rails fixing support, 401- sample storage room door, 402- sample storage room thermal-insulating body, 403- go out
Airway, 404- sample pipe support, 405- sample cell, 501- heater, 502- heat sensor, 503- temperature controller, 504- prevent
Backplate, 601- rotation motor, 602- vertical axises, 603- load sample platform firm banking, 604- rotary work load sample platform, 605- sampling bench
Firm banking, 606- automatic sampling sample-containing dish, 607- rotational speed governor, 608- thin film senile experiment sample-containing dish, 701- ventilation wind
Fan, 702- air nozzle, 703- mass air flow sensor, 704- air filter, 705- temperature detector, 706- air preheater,
707- air preheater temperature controller, 708- air flow controller, 801- ultraviolet lamp tube, 802- ultraviolet intensity of light control
Device, 803- uviol lamp lamp socket.
Specific embodiment
With reference to specific embodiment to the multi-functional senile experiment device of Colophonium automatic sampling of the present invention and reality
Proved recipe method is described further, but protection scope of the present invention is not limited to this.
Embodiment 1
A kind of multi-functional senile experiment device of Colophonium automatic sampling, is divided into upper and lower two-layer, upper strata by operating room's division board 9
For operating room 2, lower floor is sample storage room 4；Intelligent digital control chamber 1 is located at the internal lower right side in operating room 2；Sample storage room 4
It is the cubic space being made up of sample storage room door 401 and sample storage room thermal-insulating body 402；Sample storage room 4 upper left side
It is provided with outtake tube 403, for discharging inner air；Sample pipe support 404 is fixed on above operating room's division board 9；Sample cell 405
It is positioned on sample pipe support 404 according to program setting；Automatic sampling system 3 includes automatic sampling motion arm 301 and sampler
302；Automatic sampling motion arm 301 is in vertical state, and its lower end connects sampler 302；Automatic sampling motion arm 301 is located at sample
Locker room 4 bosom, can realize taking on automatic sampling sample-containing dish 606 by the sample tap 10 in the middle of operating room's division board 9
Sample；Automatic sampling motion arm 301 realizes three-dimensional direction moving by intersecting xyz motion arm guide rail 303 normal thereto；Xyz grasps
Make arm guide rail 303 two ends to be fixed on sample storage room thermal-insulating body 402 two side by guide rails fixing support 310；Xyz motion arm
Guide rail 303 is connected with the xyz manipulator control case 304 above operating room's division board 9；Heating control system 5 includes preventing
Backplate 504 and the temperature controller 503 being located at operating room 2 bottom；Temperature controller 503 connects heater 501 and heat sensor
502；Protective plate 504 section is in set п shape, along the two side upper semisection in operating room 2 and upper wall setting；Heater 501 is located at anti-
Backplate 504 and sample are deposited between operating room 2 inwall, and section is also in п shape；The heat of heater 501 passes through dissipating of protective plate 504
Hot hole is diffused into inside operating room 2；Rotary work bench control system 6 includes the rotation horse in the middle of the internal bottom side in operating room 2
Reach 601；Rotation motor 601 drives the vertical axises 602 of top to rotate；Vertical axises 602 are fixed with load sample platform firm banking in stage casing
603；Load sample platform firm banking 603 can drive its rotary work load sample platform 604 supporting to rotate；Vertical axises 602 are provided with top
Sampling bench firm banking 605；Sampling bench firm banking 605 can drive its automatic sampling sample-containing dish 606 supporting to rotate；Rotation work
Make load sample platform 604 to be used for being placed with thin film senile experiment sample-containing dish 608；Scavenger fan 701 is located at lower right side in operating room 2, its
The ventilation duct pass-out operating room 2 on right side is outer and is provided with air filter 701；The ventilation duct in scavenger fan 701 left side is in horizontal segment
On be sequentially provided with air preheater 706 and temperature detector 705, this ventilation duct turning upwards after vertical section on be provided with air
Effusion meter 703；Ventilation duct connects vertical rigid pipe in end, and this rigid pipe is exceeding automatic sampling sample-containing dish 606 and thin film
Senile experiment sample-containing dish 608 1 segment distance position is respectively equipped with horizontal air nozzle 702；Air preheater 706 and temperature inspection
Survey device 705 and connect air preheater temperature controller 707 and air flow controller 708 respectively；Ultraviolet lamp tube 801 passes through ultraviolet
Lamp lamp socket 803 is fixed on below operating room's division board 9；Intelligent digital control chamber 1 connect and control xyz manipulator control case 304,
Temperature controller 503, rotational speed governor 607, air preheater temperature controller 707, air flow controller 708 and uviol lamp
Light intensity controls 802.
Described operating room 2 is separated by heat-insulating shield 201, is divided into the upper and lower；It is provided with operating room's door 202 on the left of upper strata；Under
There is heatsink transverse mouth 204 on operating room's casing 203 of layer.Having heaters 501, heat sensor are placed in the upper strata of described operating room 2
502nd, rotary work load sample platform 603, thin film senile experiment sample-containing dish 605, automatic sampling sample-containing dish 606, air nozzle 702, purple
Outer fluorescent tube 801 and uviol lamp lamp socket 803；The lower floor of operating room 2 is placed with intelligent digital control chamber 1, temperature controller 503, rotation
Turn motor 601, rotational speed governor 602 scavenger fan 701, mass air flow sensor 703, temperature detector 705, air preheater 706,
Air preheater temperature controller 707, air flow controller 708, uviol lamp light intensity control 802.Described it is automatically brought into operation arm
301 movements that can realize xyz three-dimensional, mobile accuracy is higher than 1mm；X-axis 305 direction displacement scope be 0～
700mm, y-axis 306 direction displacement scope is 0～700mm, and z-axis 307 direction displacement scope is 0～500mm.Described z
Axle 307 bottom be provided with can static sampler outer tube fixture 308, sampler piston 309 with rotate screw thread carry out propulsion and
Extract, propulsion progress is higher than 0.5mm.Described heater 501 operating temperature range be 30～200 DEG C, heating rate scope be 1～
10 DEG C/min, temperature-controlled precision is higher than 0.5 DEG C.The rotary speed of described rotary work load sample platform 604 is 1～10r/min；Thin film is old
Changing experiment sample-containing dish 608 internal diameter is 140mm, and external diameter is 141mm, and internal depth is 10mm；Automatic sampling sample-containing dish 606 internal diameter is
140mm, external diameter is 141mm, and internal depth is 10mm；A diameter of 500～the 700mm of rotary work load sample platform 603, thickness is
10mm.The temperature control scope of described air control system for air 7 is 30～200 DEG C, and heating rate scope is 1～10 DEG C/min, temperature control essence
Degree is higher than 0.5 DEG C.Described uviol lamp lamp socket 803 adopts refractory ceramics lamp socket；Described ultraviolet lamp tube 801 adopts high-purity quartz
Glass material, power can be adjustable between 0～1000w, rated operational voltage 220v, and fluorescent tube length is 600mm, and tube diameter is
20～30mm.
Automatic sampling system 3 includes automatic sampling motion arm 301, sampler 302, xyz motion arm guide rail 303, xyz operation
Arm control chamber 304, x-axis 305, y-axis 306, z-axis 307, fixture 308, sampler piston 309 and guide rails fixing support 310；Heating control
System 5 processed includes heater 501, heat sensor 502, temperature controller 503, protective plate 504；Rotary work bench control system 6
Including rotation motor 601, vertical axises 602, load sample platform firm banking 603, rotary work load sample platform 604, sampling bench firm banking
605th, automatic sampling sample-containing dish 606, rotational speed governor 607 and thin film senile experiment sample-containing dish 608；Air control system for air 7 includes-
Scavenger fan 701, air nozzle 702, mass air flow sensor 703, air filter 704, temperature detector 705, air preheater
706th, air preheater temperature controller 707 and air flow controller 708；Ultraviolet lamp control system 8 includes ultraviolet lamp tube
801st, uviol lamp light intensity controls 802 and uviol lamp lamp socket 803.Intelligent digital control chamber 1 is located at operating room 2 inner lower,
Rotary work bench control system 6 is located at operating room 2 bosom, and air control system for air 7 is located at operating room 2 inner right side, ultraviolet
Lamp control system 8 is located at operating room 2 upper inside, and sample storage room 4 is located above operating room's division board 9, automatic sampling system 3
Positioned at sample storage room 4 bosom, by being available for the sample tap 10 that automatic sampling system 3 passes through in the middle of operating room's division board 9；Institute
The intelligent digital control chamber 1 stated can to heating control system 5, rotary work bench control system 6, automatic sampling control system 3,
Air control system for air 7, ultraviolet lamp control system 8 carry out experiment parameter setting；Described automatic sampling system 3 utilizes automatic sampling
Motion arm 301 and sampler 302 are sampled on automatic sampling sample-containing dish 606 by sample tap 10, and automatic sampling motion arm 301 leads to
Cross xyz motion arm guide rail 303 and realize three-dimensional direction moving, intelligent digital control chamber 1 is controlled by xyz manipulator control case 304
The movement of xyz motion arm guide rail 303 and operation, xyz motion arm guide rail 303 is fixed on sample storage by guide rails fixing support 310
On room thermal-insulating body 402；Described sample storage room 4 is made up of sample storage room door 401 and sample storage room thermal-insulating body 402
One cube structure, discharges inner air by outtake tube 403, and sample pipe support 404 is fixed on above operating room's division board, sample
QC 405 is positioned on sample pipe support 404 according to program setting；Described heating control system 5 is detected by heat sensor 502
Real time temperature in operating room 2, the heat of heater 501 is diffused in operating room 2 by the louvre of protective plate 504, intelligence
Digital display control chamber 1 controls the firing rate of heater 501 by temperature controller 503；Described rotary work bench control system 6
Vertical axises 602 are driven to rotate by rotation motor 601, vertical axises 602 are rotated work load sample by load sample platform firm banking 603
Platform 604 rotates, and vertical axises 602 drive automatic sampling sample-containing dish 606 to rotate by sampling bench firm banking 605, intelligent digital control
Case 1 processed controls the rotary speed of rotary work load sample platform 604 by rotational speed governor 607, and thin film senile experiment sample-containing dish 608 is put
It is placed in and rotate therewith on rotary work load sample platform 604；Described air control system for air 7 is pumped outer by scavenger fan 701
Boundary's air, and using air filter 701, air is filtered, by air preheater 706, air is heated, finally
To export through air nozzle 702, intelligent digital control chamber 1 passes through mass air flow sensor 703, temperature detector 705, air preheater
Temperature controller 707 and air flow controller 708 are controlled to the temperature of air and flow velocity；Described uviol lamp controls system
Ultraviolet lamp tube 801 is fixed on below operating room's division board 9 by uviol lamp lamp socket 803 by system 8, and intelligent digital control chamber 1 passes through purple
Outer intensity of light controller 802 controls uviol lamp light intensity.
The experimental technique of the multi-functional senile experiment device according to Colophonium automatic sampling of the present invention, described experiment side
Method concretely comprises the following steps:
1) thin film senile experiment sample-containing dish 605 and automatic sampling sample-containing dish 606 are cleaned after drying, weigh the aging reality of thin film
Test sample-containing dish 605 mass, respectively m01、m02、m03、m04, it is accurate to 1mg；
2) according to jtg-e20-2011 preparing experiment sample, it is added separately to 4 aging realities of thin film having weighed quality
Test sample-containing dish 605, and weigh 50g about sample be positioned in automatic sampling sample-containing dish 606, then sample-containing dish is put into accordingly
Position, shuts operating room's door 202；
3) set relevant parameter in intelligent control box 1, including ultraviolet ray intensity, temperature programming program, rotary speed, take
Sample time interval, air themperature, air preheating temperature, air mass flow, temperature programming are to assigned temperature；
4) set sample cell 405 in intelligent control box 1 operation interface to number, sample storage room places sample
Pipe 405 simultaneously arranges according to the numeral order number consecutively setting；
5) bring into operation program, after experiment terminates, weighs thin film senile experiment sample-containing dish 605 and sample gross mass,
And collect aged samples and automatic sampling sample, sample film is calculated by the mass change of thin film senile experiment sample-containing dish 605
Heating quality changes lt, and other performance changes of aged samples are tested out using three norms；
6) sample of automatic sampling can be used for the micro analysiss means such as infrared, dsc, in the middle of analysis ageing process, when different
Between the sample composition of section and the change of chemical property.
Claims (10)
1. a kind of Colophonium automatic sampling multi-functional senile experiment device it is characterised in that described experimental provision by operating room every
It is divided into upper and lower two-layer from plate (9), upper strata is operating room (2), lower floor is sample storage room (4)；Intelligent digital control chamber (1) is located at
The internal lower right side in operating room (2)；Sample storage room (4) is by sample storage room door (401) and sample storage room thermal-insulating body
(402) cubic space constituting；Sample storage room (4) upper left side is provided with outtake tube (403), for discharging inner air；
Sample pipe support (404) is fixed on operating room's division board (9) above；Sample cell (405) is positioned over sample pipe support according to program setting
(404) on；Automatic sampling system (3) includes automatic sampling motion arm (301) and sampler (302)；Automatic sampling motion arm
(301) it is in vertical state, its lower end connects sampler (302)；Automatic sampling motion arm (301) is located in sample storage room (4)
In the middle of portion, ((10, realization (samples on 606 the sample taps in the middle of 9 in automatic sampling sample-containing dish to pass through operating room's division board；From
Dynamic sampling operation arm (301) realizes three-dimensional direction moving by intersecting xyz motion arm guide rail (303) normal thereto；Xyz operates
Arm guide rail (303) two ends are fixed on thermal-insulating body (402) two side of sample storage room by guide rails fixing support (310)；Xyz grasps
Make arm guide rail (303) to be connected with xyz manipulator control case (304) above located at operating room's division board (9)；Computer heating control system
System (5) includes protective plate (504) and the temperature controller (503) being located at operating room (2) bottom；Temperature controller (503) connects
Heater (501) and heat sensor (502)；Protective plate (504) section is in set п shape, the two side upper half along in operating room (2)
Section and upper wall setting；Heater (501) is located at protective plate (504) and sample is deposited between operating room (2) inwall, and section is also in п
Shape；It is internal that the heat of heater (501) is diffused into operating room (2) by the louvre of protective plate (504)；Rotary table controls
System (6) includes the rotation motor (601) in the middle of operating room (2) internal bottom side；Rotation motor (601) drives hanging down of top
D-axis (602) rotates；Vertical axises (602) are fixed with load sample platform firm banking (603) in stage casing；Load sample platform firm banking (603)
Its rotary work load sample platform (604) supporting can be driven to rotate；Vertical axises (602) are provided with sampling bench firm banking on top
(605)；Sampling bench firm banking (605) can drive its automatic sampling sample-containing dish (606) supporting to rotate；Rotary work load sample platform
(604) it is used for being placed with thin film senile experiment sample-containing dish (608)；Scavenger fan (701) is located at the interior lower right side in operating room (2), its
The ventilation duct pass-out operating room (2) on right side outward and is provided with air filter (701)；Ventilation duct on the left of scavenger fan (701) exists
Air preheater (706) and temperature detector (705) are sequentially provided with horizontal segment, this ventilation duct turning upwards after vertical section
It is provided with mass air flow sensor (703)；Ventilation duct connects vertical rigid pipe in end, and this rigid pipe is exceeding automatic sampling Sheng sample
Ware (606) and thin film senile experiment sample-containing dish (608) segment distance position are respectively equipped with horizontal air nozzle (702)；Air
Preheater (706) and temperature detector (705) connect air preheater temperature controller (707) and air flow controller respectively
(708)；Ultraviolet lamp tube (801) is fixed on below operating room's division board (9) by uviol lamp lamp socket (803)；Described intelligent digital
Control chamber (1) connects and controls xyz manipulator control case (304), temperature controller (503), rotational speed governor (607), air
Preheater temperature controller (707), air flow controller (708) and uviol lamp light intensity controls (802).
2. the multi-functional senile experiment device of Colophonium automatic sampling according to claim 1 is it is characterised in that described work
Room (2) is separated by heat-insulating shield (201), is divided into the upper and lower；It is provided with operating room's door (202) on the left of upper strata；The operating room of lower floor
Heatsink transverse mouth (204) is had on casing (203).
3. the multi-functional senile experiment device of Colophonium automatic sampling according to claim 2 is it is characterised in that described work
Having heaters (501), heat sensor (502), rotary work load sample platform (603), thin film senile experiment Sheng are placed in the upper strata of room (2)
Sample ware (605), automatic sampling sample-containing dish (606), air nozzle (702), ultraviolet lamp tube (801) and uviol lamp lamp socket (803)；Work
The lower floor making room (2) is placed with intelligent digital control chamber (1), temperature controller (503), rotation motor (601), rotational speed governor
(602) scavenger fan (701), mass air flow sensor (703), temperature detector (705), air preheater (706), air preheater
Temperature controller (707), air flow controller (708), uviol lamp light intensity control (802).
4. Colophonium automatic sampling according to claim 3 multi-functional senile experiment device it is characterised in that described automatically
Motion arm (301) can realize the movement of xyz three-dimensional, and mobile accuracy is higher than 1mm；X-axis (305) direction displacement scope
For 0～700mm, y-axis (306) direction displacement scope is 0～700mm, z-axis (307) direction displacement scope is 0～
500mm.
5. the multi-functional senile experiment device of Colophonium automatic sampling according to claim 4 is it is characterised in that described z-axis
(307) bottom is provided with the fixture (308) of the outer tube of energy static sampler, and sampler piston (309) is pushed away with rotating screw thread
Enter and extract, propulsion progress is higher than 0.5mm.
6. the multi-functional senile experiment device of Colophonium automatic sampling according to claim 5 is it is characterised in that described heating
Device (501) operating temperature range is 30～200 DEG C, and heating rate scope is 1～10 DEG C/min, and temperature-controlled precision is higher than 0.5 DEG C.
7. the multi-functional senile experiment device of Colophonium automatic sampling according to claim 6 is it is characterised in that described rotation
The rotary speed of work load sample platform (604) is 1～10r/min；Thin film senile experiment sample-containing dish (608) internal diameter is 140mm, external diameter
For 141mm, internal depth is 10mm；Automatic sampling sample-containing dish (606) internal diameter is 140mm, and external diameter is 141mm, and internal depth is
10mm；A diameter of 500～the 700mm of rotary work load sample platform (603), thickness is 10mm.
8. the multi-functional senile experiment device of Colophonium automatic sampling according to claim 7 is it is characterised in that described air
The temperature control scope of control system (7) is 30～200 DEG C, and heating rate scope is 1～10 DEG C/min, and temperature-controlled precision is higher than 0.5 DEG C.
9. the multi-functional senile experiment device of Colophonium automatic sampling according to claim 8 is it is characterised in that described ultraviolet
Lamp lamp socket (803) adopts refractory ceramics lamp socket；Described ultraviolet lamp tube (801) adopts high-purity quartz glass material, and power can
Adjustable between 0～1000w, rated operational voltage 220v, fluorescent tube length is 600mm, and tube diameter is 20～30mm.
10. the experimental technique of the multi-functional senile experiment device of Colophonium automatic sampling according to claim 9, its feature exists
In described experimental technique concretely comprises the following steps:
1) thin film senile experiment sample-containing dish (605) and automatic sampling sample-containing dish (606) are cleaned after drying, weigh the aging reality of thin film
Test sample-containing dish (605) quality, respectively m01、m02、m03、m04, it is accurate to 1mg；
2) according to jtg-e20-2011 preparing experiment sample, it is added separately to 4 thin film senile experiments having weighed quality and contains
Sample ware (605), and weigh 50g about sample be positioned in automatic sampling sample-containing dish (606), then sample-containing dish is put into accordingly
Position, shuts operating room's door (202)；
3) set relevant parameter in intelligent control box (1), including ultraviolet ray intensity, temperature programming program, rotary speed, sampling
Time interval, air themperature, air preheating temperature, air mass flow, temperature programming are to assigned temperature；
4) sample cell (405) numbering is set on intelligent control box (1) operation interface, sample storage room places sample
Pipe (405) simultaneously arranges according to the numeral order number consecutively setting；
5) bring into operation program, after experiment terminates, weighs thin film senile experiment sample-containing dish (605) and sample gross mass, and
Collect aged samples and automatic sampling sample, sample film is calculated by the mass change of thin film senile experiment sample-containing dish (605)
Heating quality changes lt, and other performance changes of aged samples are tested out using three norms；
6) sample of automatic sampling can be used for the micro analysiss means such as infrared, dsc, in the middle of analysis ageing process, different time sections
Sample composition and chemical property change.
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