CN110455655A - A kind of hot-spraying coating high pass amount detecting device and test method - Google Patents
A kind of hot-spraying coating high pass amount detecting device and test method Download PDFInfo
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- CN110455655A CN110455655A CN201910783340.9A CN201910783340A CN110455655A CN 110455655 A CN110455655 A CN 110455655A CN 201910783340 A CN201910783340 A CN 201910783340A CN 110455655 A CN110455655 A CN 110455655A
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Classifications
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N19/00—Investigating materials by mechanical methods
- G01N19/04—Measuring adhesive force between materials, e.g. of sealing tape, of coating
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/40—Investigating hardness or rebound hardness
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01Q—SCANNING-PROBE TECHNIQUES OR APPARATUS; APPLICATIONS OF SCANNING-PROBE TECHNIQUES, e.g. SCANNING PROBE MICROSCOPY [SPM]
- G01Q60/00—Particular types of SPM [Scanning Probe Microscopy] or microscopes; Essential components thereof
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01Q—SCANNING-PROBE TECHNIQUES OR APPARATUS; APPLICATIONS OF SCANNING-PROBE TECHNIQUES, e.g. SCANNING PROBE MICROSCOPY [SPM]
- G01Q60/00—Particular types of SPM [Scanning Probe Microscopy] or microscopes; Essential components thereof
- G01Q60/24—AFM [Atomic Force Microscopy] or apparatus therefor, e.g. AFM probes
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- G—PHYSICS
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- G01N2203/0058—Kind of property studied
- G01N2203/0069—Fatigue, creep, strain-stress relations or elastic constants
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- G—PHYSICS
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- G01N2203/0078—Hardness, compressibility or resistance to crushing using indentation
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- G01N2203/02—Details not specific for a particular testing method
- G01N2203/022—Environment of the test
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- G—PHYSICS
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- 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
- G01N2203/026—Specifications of the specimen
- G01N2203/0262—Shape of the specimen
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/26—Scanned objects
- G01N2291/263—Surfaces
Abstract
The invention discloses a kind of hot-spraying coating high pass amount detecting device and test methods, including detection induction module, part supporting module and control processing module three parts；Entire space is divided into closed detection zone and conventional detection area two parts by setting subregion plate by part supporting module, and SKPM detection unit and EN detection unit is arranged in closed detection zone, and AFM detection unit and FMM detection unit is arranged in conventional detection area；The probe portion of four module is reasonably integrated into a device by the present invention, it can quickly, effectively, comprehensively understand the physical and chemical properties of coating sample, it can be quickly obtained relationship between performance-tissue-technique, thermal spraying composite coating high throughput evaluation method is established in guidance research and development.
Description
Technical field
The present invention relates to surface peening and remanufacture coating detection technique field more particularly to a kind of hot-spraying coating high pass
Amount detecting device and test method, the device can carry out qualitative and quantitative detection to hot-spraying coating.
Background technique
Component of machine abrasion, corrosion etc. be components failure the main reason for, be involve the interests of the state and the people it is key total
Property problem.Economic loss as caused by it has been more than that loss summation, China caused by various natural calamities are annual every year in the whole world
Economic loss resulting from reaches number with hundred billion yuan, also thereby results in many accidents, seriously threatens people life property safety,
And bring vast resources waste and Heavy environmental pollution.Using plasma spray technology, (flame-spraying, plasma spraying, electric arc spray
Painting, detonation flame spraying etc.) it prepares nano coating and can effectively solve abrasion, the etching problem of component of machine.
Requirement of the modern project to components material increasingly multiplex, to the hardness of material surface, elasticity modulus, microcell
Burn into microscopic appearance and structure etc. are put forward higher requirements.The research of material surface coating is solved the problems, such as in this method
One essential approach is very important research contents to the detection means of the multinomial property of coating.By largely investigating
It was found that most of detection devices can only detect one or several similar performance parameters of coating at present, as atomic force
Microscope (AFM) is detectable to obtain coating microscopic appearance, power modulation interference microscope FMM (Force Modulation
Microscopy coating surface micro mechanical property) can be obtained, scan Kelvin probe microscopy SKPM (Scanning
Kelvin Probe Microcopy) it is detectable obtain coating microcell electrochemical corrosion property, electrochemistry noise test device can
Obtain coating lossless electrochemistry noise EN etc. in situ.The performance parameter for wanting complete evaluation coating, it is multiple to generally require production
Sample, and need to find multiple instrument and equipments and detected, this not only wastes valuable search time, Efficiency is reduced,
And during making multiple study samples and sample movement saves, it is difficult to ensure that the consistency of sample, to increase detection
The error of data reduces the precision of evaluation index.High-flux quick detection technique, which refers to, once can detect multiple samples or same
Sample carries out the technology of a variety of detections, and high-throughput detection method includes: fluorescence detection, uv-visible absorption spectra inspection at present
Survey, chemiluminescence detection, Electrochemical Detection etc.；High-throughput detection technique is in drug screening, medical diagnosis, gene sequencing, ecology
There are many applications in etc. fields, and just play an important role, but there are also to be developed in surface covering detection field；It is high-throughput
Fast Detection Technique, which is applied to hot-spraying coating, has important economy and society meaning.
Hot-spraying coating high pass amount detecting device can it is simple, quickly, effectively, diversification is to a sample hot-spraying coating
Carry out multinomial detection simultaneously.Time-consuming short with test sample preparation, test period is short, high-efficient, the high advantage of data reliability,
The equipment succeeds in developing the vacancy that can fill up hot-spraying coating high pass amount detecting device.
Summary of the invention
The purpose of the present invention is to solve the shortage of existing hot-spraying coating high throughput detection device, providing one kind can be with
The high pass amount detecting device and test method for carrying out multinomial detection to a hot-spraying coating sample simultaneously, utilize the device and side
Method can it is simple, quickly and effectively to the hardness of hot-spraying nano coating, elasticity modulus, micro zone corrosion electric potential and electric current, microcosmic
Pattern and structure, coating integrity (micro-crack, number of openings etc.) etc. carry out the analysis of qualitative/quantitative, obtain polynary system data
Analysis chart, so as to be quickly obtained the regularity of distribution of thermal spraying composite coating composition, performance indicator, microstructural parameter, most
After can be quickly obtained relationship between performance-tissue-technique, thermal spraying composite coating high throughput evaluation side is established in guidance research and development
Method.
A kind of hot-spraying coating high pass amount detecting device of the invention, including detection induction module, part supporting module and
Control processing module three parts；
The part supporting module includes pedestal, transparent outer cover, subregion plate, loading mobile platform, sample clamp；It is transparent
Shell is detachably secured on pedestal, forms enclosure space, and loading mobile platform is mounted on the base, and sample passes through specimen holder
Tool is clamped on loading mobile platform, subregion plate be detachably arranged in transparent outer cover for by above-mentioned enclosure space every
For two parts isolated from one another, sample segment is contained in every segment space, and a portion space is closed detection zone, separately
The transparent outer cover in a part of space is equipped with vertical fluting, is conventional detection area, closed detection zone be provided with gas-liquid import and
Gas liquid outlet；
The detection induction module includes four subregions of AFM, FMM, SKPM and EN detection unit, and AFM, FMM are set to normal
Detection zone is advised, SKPM and EN are set to closed detection zone, in which:
AFM detection unit includes AFM laser, micro-cantilever, AFM scan probe, the face AFM photodetector, AFM laser with
The face AFM photodetector is each attached on transparent outer cover, and micro-cantilever one end is flexibly connected with transparent outer cover, and AFM scan probe is solid
It is scheduled on the micro-cantilever other end；
FMM detection unit includes that FMM pressure draws head, counterweight, the load arm of force, motor, threaded rod；Threaded rod is vertically arranged, and one
End is fixedly installed in pedestal with bearing, and the other end connects motor output shaft, and load arm of force one end is threadedly coupled with threaded rod, another
End is protruded into inside transparent outer cover across above-mentioned fluting, counterweight bar is arranged on the load arm of force end top, the fixed FMM pressure in lower part is drawn
Head, counterweight cover on counterweight bar；
SKPM detection unit includes SKPM scanning probe, SKPM signal laser, SKPM signal detector, SKPM signal laser
It is each attached on subregion plate with SKPM signal detector, SKPM scanning probe is flexibly connected with subregion plate；
EN detection unit includes electrochemistry noise detecting head, which is fixed on subregion plate；
In addition, detection induction module further includes piezoelectric ceramic scanatron and monitoring CCD, piezoelectric ceramic scanatron is embedded in load
Piezoelectric ceramic scanatron is completely covered after sample is fixed in object mobile platform surface；Monitoring CCD is for monitoring detection case in real time；
The control processing module based on computer realize, for receive AFM scan probe, the face AFM photodetector,
FMM pressure draws the data of head, monitoring CCD, piezoelectric ceramic scanatron, SKPM scanning probe, EN detecting head, SKPM signal detector,
And control the operation of motor, AFM laser, SKPM signal laser.
In above scheme, further, between the subregion plate and transparent outer cover glass cement is set and realizes sealing, subregion plate
It realizes and seals with sample junction setting rubber seal.
The method for carrying out the detection of hot-spraying coating high throughput based on above-mentioned apparatus, comprising the following steps:
Step 1: sample is fixed on loading mobile platform by fixture, installs counterweight, subregion plate, transparent outer cover；
Step 2: all detection devices for opening equipment are controlled by control processing module, and according to specific detection demand
It is passed through environmental gas and medium solution to closed detection zone, provides detection environment for microcell electro-chemical test；According to specific detection
The rotation of demand control motor makes FMM pressure draw head to sample application load；
Step 3: control loading mobile platform drives sample mobile, then sample and AFM scan probe, FMM pressure draw a head,
SKPM scans equal relative motion between probe and electrochemistry noise detecting head；
Step 4: all detection datas are aggregated into the computer of control processing module, are analyzed for researcher, detection knot
All detection devices of processing module control pass hull closure are controlled after beam.
The probe portion of existing AFM, FMM, SKPM and EN four module is reasonably integrated into a dress by apparatus of the present invention
In setting, the physical and chemical properties of coating sample can quickly, effectively, be comprehensively understood, such as: hardness, elasticity modulus, film base junction are closed
Intensity, coating failure form, matrix deformation scale, coating three-dimensional appearance, micro zone corrosion electric potential and electric current, lossless electrochemistry in situ
Noise etc..The wherein coating sample surface atom grade resolution image that AFM is obtained, can carry out roughness, adhesion strength, frictional force and object
Matter and the interatomic Calculation of the force of material surface, can also carry out thickness, step width, block diagram and particle size analysis.It will survey above
Data are aggregated into computer, the data of comparative analysis needed for being called by mapping software can be with one width of Fast Drawing or more
Width has the tracing analysis figure of multi-group data, carries out diversification analysis, can comprehensively instruct the improvement technique and reason of coating in time
By research.
Detailed description of the invention
Fig. 1 is a kind of concrete structure schematic diagram of hot-spraying coating high pass amount detecting device；
Fig. 2 is that coating sample to be measured is mounted on loading mobile platform schematic diagram；
Fig. 3 is that subregion plate is separated out transparent outer cover area schematic.
Specific embodiment
For more detailed description technical solution of the present invention, it is described further combined with specific embodiments below.
As shown in Figure 1, 2, a kind of hot-spraying coating high pass amount detecting device of the invention, comprising: pedestal 1, threaded rod 2,
The load arm of force 3, support rod 4, servo motor 5, micro-cantilever 6, AFM scan probe 7, FMM pressure draw a head 8, counterweight 9, AFM laser 10,
Overlook monitoring CCD 11, loading mobile platform 12, piezoelectric ceramic scanatron 13, sample clamp 14, coating test sample 15, SKPM
Scanning probe 16, SKPM signal laser 17, subregion plate 18, electrochemistry noise detecting head 19, SKPM signal detector 20, gas-liquid go out
Mouth 21, the face AFM photodetector 22, Electrochemical Detection area monitoring CCD 23, AFM and FMM monitor CCD 24, transparent outer cover cover
25, transparent outer cover main body 26, gas-liquid import 27, control processing module 28, rubber ring 29.
Loading mobile platform 12 is bolted on pedestal, and piezoelectric ceramic scanatron 13 is clipped in coating test sample 15
Between loading mobile platform 12, coating test sample 15 is fixed on loading mobile platform 12 by sample clamp 14, sample
Fixture 14 is fixed by bolts on loading mobile platform 12；
Transparent outer cover main body 26 and cover 25, which are fixed with one, constitutes transparent outer cover, is detachably secured on pedestal 1, shape
At enclosure space, subregion plate 18 is detachably arranged in transparent outer cover for above-mentioned enclosure space to be divided into isolated from one another two
Part, contains sample segment in every segment space, and a portion space is closed detection zone, another part space it is saturating
Bright shell is equipped with vertical fluting, is conventional detection area, closed detection zone is provided with gas-liquid import and gas liquid outlet；Specifically
Subregion plate 18 can be connected and be constituted by one block of level board and one piece of vertical plate as shown in Figure 1, and the bottom edge of vertical plate is contacted with sample
Place is all made of seal with elastometic washer (such as Fig. 3), remaining edge of subregion plate is all made of glass cement and is sealed.
In conventional detection area:
Threaded rod 2 and bearing are fixedly mounted on pedestal 1 that (threaded rod can be set to inside conventional detection area or be set to transparent outer
Outside shell, can be arranged according to real space, illustrated example is to be arranged on the outside of transparent outer cover), 3 one end of the load arm of force and spiral shell
Rasp bar 2 is threadedly coupled, and the other end passes through above-mentioned vertical fluting and protrudes into inside transparent outer cover, and support rod 4 can be set as needed,
It can be used as fulcrum and provide support to the load arm of force 3, protruded on interior of shell one end in the load arm of force 3 and be provided with counterweight bar, servo
5 output shaft of motor is connect with threaded rod 2, is rotated by driving threaded rod 2, applies load to the load arm of force 3,9 sets of counterweight are carrying
Application is certain on counterweight bar on load forces arm 3 preloads, and FMM pressure draws the end that head 8 is bolted on the load arm of force 3；
Micro-cantilever 6 can be connected to transparent outer cover by hinge or other connection types for retaining a rotational freedom
Cover 25, AFM scan probe 7 are fixed on the end of micro-cantilever 6, AFM laser 10, the face AFM photodetector 22 and vertical view monitoring CCD
11 are fixed on transparent outer cover cover 25；
AFM and FMM monitoring CCD 24 can be in 26 external base 1 of transparent outer cover；
In closed detection zone:
SKPM scanning probe 16, SKPM signal laser 17 and SKPM signal detector 20 are debugged good corresponding position and are fixed on
On subregion plate 18；Electrochemistry noise detecting head 19 is also secured on subregion plate 18；Electrochemical Detection area monitoring CCD 23 can be filled
In 26 external base 1 of transparent outer cover；
Subregion plate 18 and transparent outer cover are formed by closed detection zone for the microcell electrochemistry inspection under the solution environmental
Survey means SKPM and EN can also be passed through environmental gas according to specific detection demand.
The movement of coating test sample can be controlled by loading mobile platform 12, control processing module 28 connects servo electricity
Machine 5 controls its rotation and draws the application load of head 8 to FMM pressure；When detection, control processing module 28 receive from AFM scan probe 7,
FMM pressure is drawn head 8, vertical view monitoring CCD 11, piezoelectric ceramic scanatron 13, SKPM scanning probe 16, SKPM signal laser 17, EN and is visited
Gauge head 19, SKPM signal detector 20, the face AFM photodetector 22, Electrochemical Detection area monitoring CCD 23 and AFM and FMM are supervised
The data and image for controlling CCD 24 are summarised in analysis in computer, draw polynary system data profile, comprising: hardness, springform
Measure film substrate bond strength, coating failure form, matrix deformation scale, coating three-dimensional appearance, micro zone corrosion electric potential and electric current, original position
The physical and chemical performances such as lossless electrochemistry noise, analyze and research, and complete test.
The method detected using above-mentioned apparatus, specifically can be as follows:
(1) the thermal sprayings skills such as electric arc spraying, plasma spraying, supersonic flame spraying, detonation flame spraying, laser melting coating are utilized
Art prepares coating template.
(2) coating for the coating template that preparation is handled well is face-up, lies against objective table center, and use specimen holder
Tool 14 clamps template, installs counterweight, subregion plate, transparent outer cover.
(3) it can be accessed according to specific testing requirements in the closed detection zone that subregion plate 18 is formed by gas-liquid import 27
The environmental gas or solution of certain humidity, temperature, pH value, gas liquid outlet can be blocked or be connected other equipment；
(4) by control servo motor to FMM pressure draw head 8 apply a load, indentation template coat side obtain coating hardness and
Elasticity modulus, control loading mobile platform 12 drive coating sample linear movement, allow FMM pressure to draw head 8 and slide in coat side
Scale is deformed to film substrate bond strength, coating failure form and matrix；
(5) simultaneously, as loading mobile platform drives sample mobile, AFM scan probe is also slided in coating surface, is measured
Coating three-dimensional appearance and structure；SKPM scanning probe 16 also moves linearly on Relative layer surface, can measure microcell corrosion electricity
Position and electric current.
(6) simultaneously, EN detecting head 19 measures the lossless electrochemistry noise in original position of coating sample.
(7) test result all imports computer disposal, carries out data analysis by software, establishes multivariate data distribution map
Analysis.
Spray-on coating is detected using the device of the invention, can simultaneously obtain the comprehensive performance number of spray-on coating
According to progress diversification comparative analysis.The apparatus structure is simple, easily controllable；Test process is quick, convenient；Test result comprehensively,
Accurately, easily comparative analysis.
The above is only section Example of the invention, thus it is all according to the configuration described in the scope of the patent application of the present invention, it is special
The equivalent change or modification that sign and principle are done, is included in the scope of the patent application of the present invention.
Claims (3)
1. a kind of hot-spraying coating high pass amount detecting device, which is characterized in that including detection induction module, part supporting module,
And control processing module three parts；
The part supporting module includes pedestal, transparent outer cover, subregion plate, loading mobile platform, sample clamp；Transparent outer cover
It is detachably secured on pedestal, forms enclosure space, loading mobile platform is mounted on the base, and sample is pressed from both sides by sample clamp
It holds and is fixed on loading mobile platform, subregion plate is detachably arranged in transparent outer cover for above-mentioned enclosure space to be divided into that
Two parts of this isolation contain sample segment in every segment space, and a portion space is closed detection zone, another portion
Dividing space is conventional detection area, and closed detection zone is provided with gas-liquid import and gas liquid outlet；
The detection induction module includes four subregions of AFM, FMM, SKPM and EN detection unit, and AFM, FMM are set to conventional inspection
Area is surveyed, SKPM and EN are set to closed detection zone, in which:
AFM detection unit includes AFM laser, micro-cantilever, AFM scan probe, the face AFM photodetector, AFM laser and the face AFM
Photodetector is each attached on transparent outer cover, and micro-cantilever one end is flexibly connected with transparent outer cover, and AFM scan probe is fixed on micro-
On the cantilever other end；
FMM detection unit includes that FMM pressure draws head, counterweight, the load arm of force, motor, threaded rod；Threaded rod is vertically arranged, one end with
Bearing is fixedly installed in pedestal, and the other end connects motor output shaft, and load arm of force one end is threadedly coupled with threaded rod, on the other end
Counterweight bar is arranged in portion, and the fixed FMM pressure in lower part draws head, and counterweight covers on counterweight bar；
SKPM detection unit include SKPM scanning probe, SKPM signal laser, SKPM signal detector, SKPM signal laser and
SKPM signal detector is each attached on subregion plate, and SKPM scanning probe is flexibly connected with subregion plate；
EN detection unit includes electrochemistry noise detecting head, which is fixed on subregion plate；
In addition, detection induction module further includes piezoelectric ceramic scanatron and monitoring CCD, piezoelectric ceramic scanatron is embedded in loading shifting
Piezoelectric ceramic scanatron is completely covered after sample is fixed in moving platform surface；Monitoring CCD is for monitoring detection case in real time；
The control processing module is realized based on computer, for receiving AFM scan probe, the face AFM photodetector, FMM
Pressure draws the data of head, monitoring CCD, piezoelectric ceramic scanatron, SKPM scanning probe, EN detecting head, SKPM signal detector, and controls
The operation of motor, AFM laser, SKPM signal laser processed.
2. hot-spraying coating high pass amount detecting device according to claim 1, which is characterized in that the subregion plate and thoroughly
Glass cement is set between bright shell and realizes sealing, subregion plate and sample junction setting rubber seal are realized and sealed.
3. a kind of hot-spraying coating high-flux detection method, which is characterized in that real based on device as claimed in claim 1 or 2
It is existing, method the following steps are included:
Step 1: sample is fixed on loading mobile platform by fixture, installs counterweight, subregion plate, transparent outer cover；
Step 2: being controlled all detection devices for opening equipment by control processing module, and according to specific detection demand to close
It closes detection zone and is passed through environmental gas and medium solution, provide detection environment for microcell electro-chemical test；According to specific detection demand
Control motor rotation makes FMM pressure draw head to sample application load；
Step 3: control loading mobile platform drives sample mobile, then sample is swept with AFM scan probe, FMM pressure stroke head, SKPM
Retouch equal relative motion between probe and electrochemistry noise detecting head；
Step 4: all detection datas are aggregated into the computer of control processing module, are analyzed for researcher, after detection
Control all detection devices of processing module control pass hull closure.
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