CN108572107A - A kind of test method of surface scraping and wiping resistance performance - Google Patents
A kind of test method of surface scraping and wiping resistance performance Download PDFInfo
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- CN108572107A CN108572107A CN201810353131.6A CN201810353131A CN108572107A CN 108572107 A CN108572107 A CN 108572107A CN 201810353131 A CN201810353131 A CN 201810353131A CN 108572107 A CN108572107 A CN 108572107A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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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
- G01N3/56—Investigating resistance to wear or abrasion
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Abstract
The present invention provides a kind of test method of surface scraping and wiping resistance performance, and the test method is：Horizontal and vertical scraping is carried out to model using tester is scraped, form horizontal scratch and vertical scratch, it is at least two regions by the region division for having scratch, glossiness test is carried out respectively to each region, and the glossiness that test obtains is compared with the original average gloss of model；Wherein, the load of the end position of the horizontal scratch and vertical scratch is more than the load of the initial position of horizontal scratch and vertical scratch, and load is at the uniform velocity increased by the initial position to the end position.The test method is not only applied widely, and under conditions of scratch load growth, and the scratch region of larger area is tested by piecemeal, can the Quantitative evaluation material surface of disposable efficient stable keep out the ability of external scraping.
Description
Technical field
The invention belongs to material performance test method fields, are related to a kind of test method of surface scraping and wiping resistance performance.
Background technology
With the continuous improvement of industrial production and quality of life, surface scratch performance pay attention to day by day of the people to product.Such as
The abrasion scraping of mobile phone and tablet computer in consumption electronic product etc., surface and shell will have a direct impact on consumer to product
Favorable rating；In automotive field, in exterior paint and plastics exterior trim scratch with cut be also influence product sales volume and
One key factor of customer satisfaction；For another example the metal surface anticorrosive coating in industrial products, scraping and wiping resistance performance can be straight
It connects and influences its using effect and service life.Therefore the test method and exploitation scratch-resistant material that material surface scrapes are always each
One important directions of a industrial circle development.
In the industry it is most common scrape test method include the five fingers scrape tester, coating surface adhesive force test with
And cross cross-hatching.Wherein belong to indirect test method using the test of coating surface adhesive force, the bonding force power of coating is simultaneously
It cannot be directly associated with surface scratch performance；And the five fingers operate and observe influence seriously with crossed grid method tested person people's subjectivity,
It is difficult to which the degree of material surface scratch-resistant is compared in the analysis of objective quantitative.Test mark is scraped in the material surface that development abroad comes out
Quasi- ISO 19252-2008 improve load by constant velocity linear and carry out scraping test, then by image analysis scratch, in this way can
The scratch-resistant ability of quantitative evaluation material surface.However, although this standard test condition is of less demanding, scratch is analyzed
The software analysis of advanced imaging system and complexity is relied on, cost is high, thus it is not high to promote degree.At home, do not have also
There is the scraping testing standard similar to ISO 19252-2008, is mainly also due to also not carry out scratch the side of quantitative analysis
Method.The present invention utilizes constant velocity linear in ISO 19252-2008 standards to improve the scraping method of load, devises multiple vertical
Scratch structure, and the glossiness test method of easy low cost is used, plastics and the cated material surface of tool are carried out
The quantitative test of scratch performance.This method is not only used directly for the scraping and wiping resistance performance of evaluation material, but also can be with
To carrying out quantitative comparison without material scratch performance, thus the research and development of scratch-resistant material can also be applied to.
Invention content
For the technical problems in the prior art, the present invention provides a kind of test method of surface scraping and wiping resistance performance,
The test method is not only applied widely, and under conditions of scratch load growth, larger area is tested by piecemeal
Scratch region, can the Quantitative evaluation material surface of disposable efficient stable keep out the ability of external scraping.
For this purpose, the present invention uses following technical scheme：
The present invention provides a kind of test method of surface scraping and wiping resistance performance, and the test method is：
Horizontal and vertical scraping is carried out to model using tester is scraped, horizontal scratch and vertical scratch is formed, will scrape
The region division of trace is at least two regions, the glossiness that is carried out by glossiness test respectively, and test is obtained for each region with
The original average gloss of model is compared；
Wherein, the end position of the horizontal scratch and vertical scratch load is more than corresponding horizontal scratch and vertical scratch
Initial position load, and load at the uniform velocity increased by the initial position to the end position.
In the present invention, load is at the uniform velocity increased by the initial position to the end position it will be appreciated that being tested scraping
When instrument scrapes to form horizontal scratch and vertical scratch, movement it is identical apart from when increased load it is identical.The present invention exists
When carrying out scratch-resistant test to the same model, the initial position and end position of each horizontal scratch and vertical scratch are born
Carry all same.
As currently preferred technical solution, the scraping tester is the scraping for meeting ISO 19252-2008 standards
Tester.
In the present invention, the scraping tester for meeting ISO 19252-2008 standards used can improve load with constant velocity linear
Carry out scraping test.
As currently preferred technical solution, the item number of the horizontal scratch and vertical scratch is separately no less than
1.
As currently preferred technical solution, when the item number of the horizontal scratch and vertical scratch is all higher than 1, institute
The scratch spacing for stating horizontal scratch is equal with the scratch spacing of vertical scratch.
In the present invention, the spacing of scratch can according to the quantity of the size of tested model, the width of scratch and scratch into
Row adjustment, therefore specific restriction is not done to the size of scratch spacing in illustrating.
In the present invention, the scratch spacing of horizontal scratch equal with the scratch spacing of vertical scratch is to ensure right
Scratch region carries out the timesharing such as area, and the number of scratches in each equal subregions is identical, exclude influence that number of scratches is brought because
Element so that the interregional scraping degree of each decile is comparable.
In the present invention, for the more acurrate scratch-resistant ability for probing into material, scratch region is divided into the several of area equation
Region, it is each to wait the number of scratches in subregions identical, but since the scratch of the present invention is loaded from initial position to end position
Constant velocity linear changes, and causes the subregional scraping degree such as each different, passes through the transverse direction to the subregional scraping degree such as each
Compare, it may be determined that the limiting value of material surface scratch-resistant degree, i.e. material surface can bear to scrape the maximum value of load.
As currently preferred technical solution, the width of the horizontal scratch and vertical scratch is separately 0.1
~2.0cm, as 0.1cm, 0.2cm, 0.3cm, 0.4cm, 0.5cm, 0.6cm, 0.7cm, 0.8cm, 0.9cm, 1.0cm, 1.1cm,
1.2cm, 1.3cm, 1.4cm, 1.5cm, 1.6cm, 1.7cm, 1.8cm, 1.9cm or 2.0cm etc., it is not limited to cited
Numerical value, other interior unrequited numerical value of the numberical range are equally applicable, preferably 0.5cm.
Preferably, the width of the horizontal scratch and vertical scratch is equal.
In the present invention, scratch width can carry out appropriate selection not according to the size of test sample plate and the model of tester
It is only limitted to the range of above-mentioned restriction, the above-mentioned selection for being limited only to common scratch width to scratch width.
As currently preferred technical solution, the initial position load of the horizontal scratch and vertical scratch is independently
Ground is 0~1N, such as 0N, 0.1N, 0.2N, 0.3N, 0.4N, 0.5N, 0.6N, 0.7N, 0.8N, 0.9N or 1N, but is simultaneously not only limited
It is equally applicable in other unrequited numerical value in cited numerical value, the numberical range.
Preferably, the load of the end position of the horizontal scratch and vertical scratch is separately 30~150N, such as
30N, 40N, 50N, 60N, 70N, 80N, 90N, 100N, 110N, 120N, 130N, 140N or 150N etc., it is not limited to listed
The numerical value of act, other interior unrequited numerical value of the numberical range are equally applicable.
As currently preferred technical solution, the scraping linear velocity for scraping tester is 1~200mm/s, such as
1mm/s, 5mm/s, 10mm/s, 20mm/s, 50mm/s, 80mm/s, 100mm/s, 120mm/s, 150mm/s, 180mm/s or
200mm/s etc., it is not limited to cited numerical value, other interior unrequited numerical value of the numberical range are equally applicable, preferably
For 100mm/s.
As currently preferred technical solution, the original average gloss of glossiness and model that test is obtained carries out
The method compared is to calculate glossiness rate of descent.
Preferably, the calculation formula of the glossiness rate of descent is：Glossiness rate of descent=1- (test glossiness/original
Average gloss) * 100%.
Glossiness rate of descent can be as the standard for judging material scraping ability, wherein due to the subregional levels such as different
Scratch is different with the load of vertical scratch, therefore the subregional glossiness rate of descent such as difference can obtain measured material
Surface gloss rate of descent, moderate load under the conditions of small load scraping power scrape the surface gloss decline under the conditions of power
Rate and heavy load scrape the surface gloss rate of descent under the conditions of power.Glossiness rate of descent is smaller, shows to scrape in respective load
Scratch-resistant ability is stronger under the conditions of wiping power.
In the present invention, the test method is only applicable in glossiness tester and waits subregions to each after scraping through the invention
Glossiness tested, then the original average gloss of tested model that test result and identical glossiness tester are measured into
Row compares, you can evaluates the scratch-resistant degree of measured material, method is easy, efficient, without specific apparatus to scraping
Trace carries out image analysis.
As currently preferred technical solution, the test method is：
Water is carried out to model with 1~200mm/s of linear velocity using the scraping tester for meeting ISO 19252-2008 standards
Gentle vertical scraping forms at least one horizontal scratch and at least one vertical scratch, the width of horizontal scratch and vertical scratch
It is separately that 0.1~2cm distinguishes each region at least two regions that the region division for having scratch is area equation
Glossiness test is carried out, and the glossiness that test obtains is compared with the original average gloss of model, according to formula light
Damp degree rate of descent=1- (test glossiness/original average gloss) * 100% calculates glossiness rate of descent；
Wherein, starting of the end position of the horizontal scratch and vertical scratch load more than horizontal scratch and vertical scratch
Position loads, and initial position load is separately 0~1N, and end position load is separately 30~150N, and negative
Load is at the uniform velocity increased by the initial position to the end position；The width of the horizontal scratch and vertical scratch is equal.
Compared with prior art, the present invention at least has the advantages that：
The present invention provides a kind of test method of surface scraping and wiping resistance performance, and the test method is not only applicable to various surfaces
Coating and can directly test modeling if the scratch performance of metal, glass, cement, timber, ceramics, frosting coating is tested
The scraping and wiping resistance performance on material products surface, such as plastics package, plastic shell, organic glass, exterior trim etc. in automobile plastic.Test method
Not only applicable surface is extensive, and under conditions of scratch load growth, and the scratch region of larger area is tested by piecemeal, can be with
The Quantitative evaluation material surface of disposable efficient stable keeps out the ability of external scraping.
Description of the drawings
Fig. 1 is to scrape test sample surface schematic diagram；
Fig. 2 is that subregion carries out surface gloss test schematic diagram after surface scrapes；
In figure：1-10 is horizontal scratch, and 11-20 is vertical scratch, and G1 is upper left glossiness, and G2 is divided for upper right quarter
Damp degree, G3 are bottom left section glossiness, and G4 is lower right-most portion glossiness.
The present invention is described in more detail below.But following examples is only the simple example of the present invention, not generation
Table or limitation the scope of the present invention, protection scope of the present invention are subject to claims.
Specific implementation mode
Technical solution to further illustrate the present invention below with reference to the accompanying drawings and specific embodiments.
For the present invention is better described, it is easy to understand technical scheme of the present invention, of the invention is typical but non-limiting
Embodiment is as follows：
Specific embodiment of the invention part provides embodiment 1-7, and surface scratch resistance provided by the invention is respectively adopted
7 kinds of different materials of test method pair of energy are tested.
Test sample is：1.ABS plates, 2.ABS/PC plates, 3. paulownia timbers (surface brush wood paint), 4. stainless steel plates (are brushed on surface
Anti-decaying paint), 5. polyester PET films (surface painting polyurethane coating), 6. glass plates (surface painting epoxy coating), 7. ceramic tile (tables
Face applies acrylic paint).25 centimetres of 25 cm x of sample size.
The test method for the surface scraping and wiping resistance performance that specific embodiment of the invention part uses is：
Using the scraping tester for meeting ISO 19252-2008 standards with linear velocity 100mm/s to model carry out level and
It vertically scrapes, 10 horizontal scratches of formation and 10 vertical scratches, the width of horizontal scratch and vertical scratch is separately
0.5cm, length are separately 15cm, and scratch spacing is separately 1cm.Of the horizontal scratch and vertical scratch
Beginning position load separately 1N, end position load are separately 50N, and are loaded by the initial position to described
End position is separately at the uniform velocity increased with identical speed.
The region field stroke for having scratch is divided into 4 regions of area equation, to each region respectively use vancometer into
Row glossiness is tested, upper left glossiness G1, upper right portion glossiness G2, bottom left section glossiness G3, lower right-most portion gloss
It spends G4, and the original average gloss G0 for the model that the obtained G1-G4 of test and same test instrument are tested is compared,
Glossiness rate of descent R is calculated according to formula 1- (test glossiness/original average gloss) * 100%, upper left is：R1=
1-G1/G0 × 100%, upper right portion are R2=1-G2/G0 × 100%, and bottom left section is：R3=1-G3/G0 × 100%, it is right
Lower part is divided into：R4=1-G4/G0 × 100%.Test result is as shown in table 1.
The experimental facilities that specific embodiment of the invention part uses：Scrape instrument (model SM5, U.S. Surface
Machine System companies), Portable vancometer (60 degree of angles, prestige good fortune WG60)
Table 1
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Embodiment 6 | Embodiment 7 | |
| G0 | 80.2 | 83.2 | 89.4 | 70.3 | 90.5 | 98.8 | 90.2 |
| G1 | 78.2 | 81.3 | 80.5 | 68.2 | 85.2 | 97.2 | 86.3 |
| G2 | 73.6 | 78.3 | 62.3 | 66.2 | 77.3 | 95.8 | 74.2 |
| G3 | 72.5 | 78.8 | 66.3 | 65.4 | 78.2 | 95.2 | 77.3 |
| G4 | 60.5 | 70.5 | 58.2 | 60.5 | 73.3 | 91.2 | 71.4 |
| R1 | 2.5% | 2.3% | 9.9% | 3.0% | 6.0% | 1.6% | 4.3% |
| R2 | 8.2% | 5.9% | 30.3% | 5.8% | 14.6% | 3.0% | 17.7% |
| R3 | 9.6% | 5.3% | 25.8% | 7.0% | 13.6% | 3.6% | 14.3% |
| R4 | 24.6% | 15.3% | 34.9% | 13.9% | 19.0% | 7.7% | 20.8% |
It can be seen that the method for the present invention can be with the evaluation different materials surface of visual rationing and material by the data in table 1
The scratch-resistant ability of face coat under different loads；And can be obtained with sample 2 by comparing sample 1, it is modified by PC
The scratch-resistant ability of ABS improved than pure ABS, therefore the method for the present invention can also provide effective survey for exploitation scratch-resistant material
Method for testing.
Applicant states that the present invention illustrates the detailed construction feature of the present invention by above-described embodiment, but the present invention is simultaneously
It is not limited to above-mentioned detailed construction feature, that is, does not mean that the present invention has to rely on above-mentioned detailed construction feature and could implement.Institute
Belong to those skilled in the art it will be clearly understood that any improvement in the present invention, to the equivalence replacement of component selected by the present invention
And the increase of accessory, the selection etc. of concrete mode, it all falls within protection scope of the present invention and the open scope.
The preferred embodiment of the present invention has been described above in detail, still, during present invention is not limited to the embodiments described above
Detail can carry out a variety of simple variants to technical scheme of the present invention within the scope of the technical concept of the present invention, this
A little simple variants all belong to the scope of protection of the present invention.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to it is various can
The combination of energy no longer separately illustrates.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should also be regarded as the disclosure of the present invention.
Claims (9)
1. a kind of test method of surface scraping and wiping resistance performance, which is characterized in that the test method is：
Horizontal and vertical scraping is carried out to model using tester is scraped, horizontal scratch and vertical scratch is formed, there will be scratch
Region division is at least two regions, the glossiness and model that each region is carried out glossiness test, and test is obtained respectively
Original average gloss be compared；
Wherein, of the end position of the horizontal scratch and vertical scratch load more than corresponding horizontal scratch and vertical scratch
Beginning position load, and load is at the uniform velocity increased by the initial position to the corresponding end position.
2. test method according to claim 1, which is characterized in that the scraping tester is to meet ISO 19252-
The scraping tester of 2008 standards.
3. test method according to claim 1 or 2, which is characterized in that the item number of the horizontal scratch and vertical scratch
Separately it is no less than 1.
4. test method according to claim 3, which is characterized in that when the item number of the horizontal scratch and vertical scratch is equal
When more than 1, the scratch spacing of the horizontal scratch is equal with the scratch spacing of vertical scratch.
5. according to claim 1-4 any one of them test methods, which is characterized in that the horizontal scratch and vertical scratch
Width is separately 0.1~2.0cm, preferably 0.5cm；
Preferably, the width of the horizontal scratch and vertical scratch is equal.
6. according to claim 1-5 any one of them test methods, which is characterized in that the horizontal scratch and vertical scratch
Initial position load is separately 0~1N；
Preferably, the load of the end position of the horizontal scratch and vertical scratch is separately 30~150N.
7. according to claim 1-6 any one of them test methods, which is characterized in that the scraping linear speed for scraping tester
Degree is 1~200mm/s, preferably 100mm/s.
8. according to claim 1-7 any one of them test methods, which is characterized in that the glossiness and model for obtaining test
The method that is compared of original average gloss be to calculate glossiness rate of descent；
Preferably, the calculation formula of the glossiness rate of descent is：Glossiness rate of descent=1- (test glossiness/original average
Glossiness) * 100%.
9. according to claim 1-8 any one of them test methods, which is characterized in that the test method is：
Using the scraping tester for meeting ISO 19252-2008 standards with 1~200mm/s of linear velocity to model carry out level and
It is vertical to scrape, form at least one horizontal scratch and at least one vertical scratch, the width difference of horizontal scratch and vertical scratch
It independently is 0.1~2cm, at least two regions that the region division for having scratch is area equation carry out each region respectively
Glossiness is tested, and the glossiness that test obtains is compared with the original average gloss of model, according to formula glossiness
Rate of descent=1- (test glossiness/original average gloss) * 100% calculates glossiness rate of descent；
Wherein, initial position of the end position of the horizontal scratch and vertical scratch load more than horizontal scratch and vertical scratch
Load, initial position load separately be 0~1N, end position load separately be 30~150N, and load by
The initial position to the end position at the uniform velocity increases；The width of the horizontal scratch and vertical scratch is equal.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810353131.6A CN108572107A (en) | 2018-04-19 | 2018-04-19 | A kind of test method of surface scraping and wiping resistance performance |
| PCT/CN2018/110926 WO2019200859A1 (en) | 2018-04-19 | 2018-10-19 | Method for testing surface scratch-resistant performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810353131.6A CN108572107A (en) | 2018-04-19 | 2018-04-19 | A kind of test method of surface scraping and wiping resistance performance |
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| CN108572107A true CN108572107A (en) | 2018-09-25 |
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| WO (1) | WO2019200859A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109932265A (en) * | 2019-03-20 | 2019-06-25 | 大亚(江苏)地板有限公司 | A kind of timber floor paint film light fastness detection method |
| WO2019200859A1 (en) * | 2018-04-19 | 2019-10-24 | 深圳南科二维复材科技有限公司 | Method for testing surface scratch-resistant performance |
| CN114216807A (en) * | 2022-01-30 | 2022-03-22 | 重庆长安汽车股份有限公司 | Method for testing wear resistance of automotive interior plastic part |
| CN114414418A (en) * | 2022-03-14 | 2022-04-29 | 深圳市三上高分子环保新材料股份有限公司 | Online detection and analysis method for scratch-resistant transparent paper coating based on machine vision |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019200859A1 (en) * | 2018-04-19 | 2019-10-24 | 深圳南科二维复材科技有限公司 | Method for testing surface scratch-resistant performance |
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| CN114216807A (en) * | 2022-01-30 | 2022-03-22 | 重庆长安汽车股份有限公司 | Method for testing wear resistance of automotive interior plastic part |
| CN114414418A (en) * | 2022-03-14 | 2022-04-29 | 深圳市三上高分子环保新材料股份有限公司 | Online detection and analysis method for scratch-resistant transparent paper coating based on machine vision |
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| Publication number | Publication date |
|---|---|
| WO2019200859A1 (en) | 2019-10-24 |
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