CN108318348A - A kind of leather and fur products folding quality Intelligentized test system - Google Patents
A kind of leather and fur products folding quality Intelligentized test system Download PDFInfo
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- CN108318348A CN108318348A CN201711495384.9A CN201711495384A CN108318348A CN 108318348 A CN108318348 A CN 108318348A CN 201711495384 A CN201711495384 A CN 201711495384A CN 108318348 A CN108318348 A CN 108318348A
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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
- G01N3/18—Performing tests at high or low temperatures
-
- 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
- G01N3/20—Investigating strength properties of solid materials by application of mechanical stress by applying steady bending 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
- G01N3/32—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0023—Bending
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/022—Environment of the test
- G01N2203/0222—Temperature
- G01N2203/0226—High temperature; Heating means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/022—Environment of the test
- G01N2203/0222—Temperature
- G01N2203/0228—Low temperature; Cooling means
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a kind of leather and fur products folding quality Intelligentized test systems, including：Sample distribution module, for the leather and fur products to be detected of same type to be divided into n test sample；Unit setting module, including n test cell, and the temperature in n test cell is all different；Performance test module is subdued for n test sample to be delivered to respectively in n test cell, and reaches T in flexion number respectively1、T2、T3……TmWhen acquisition n test sample image information and analysis, and output analysis result.Leather and fur products folding quality Intelligentized test system proposed by the present invention is provided with multiple contrast test modules, and is detected to the folding quality of leather and fur products using two kinds of testing schemes, and whether the quality of production to judge leather and fur products is qualified.
Description
Technical field
The present invention relates to leather folding resistance technical field of measurement and test more particularly to a kind of leather and fur products folding quality intelligence to survey
Test system.
Background technology
Leather is firm, the durable substance of one kind made by working process of the Animal Skin by a series of physical with chemistry,
It is deep by people because having good thermal stability, heat resistance and cold resistance, gas permeability and hydrofuge and preferable colorability
Favor.Leather has the position that do not replace in daily life, and clothes, daily necessities made of it obtain people
Permanent utilization.With the raising of scientific and technological level, leather-making technology is continued to develop, and new material is succeeded in developing in succession.With society
The progress and expanding economy of meeting, people’s lives water are afraid of higher and higher so that leather and fur products demand is more and more past.Economical complete
Under the background of nodularization, regulation of the various countries in relation to leather continues to introduce new, and consumers are also increasingly absorbed in the quality peace of leather
Full problem.Folding quality is one of important foundation index of leather products quality.Leather is during wearing, in room temperature low temperature
Under the conditions of, if without good folding quality, will cracked (splitting slurry or broken face) and other issues, and then influence leather
Service life, therefore need to test the folding quality of leather.
Invention content
Technical problems based on background technology, the present invention propose a kind of leather and fur products folding quality intelligent test
System.
Leather and fur products folding quality Intelligentized test system proposed by the present invention, including：
Sample distribution module, for the leather and fur products to be detected of same type to be divided into n test sample；
Unit setting module, including n test cell, and the temperature in n test cell is all different；
Performance test module is subdued for n test sample to be delivered to respectively in n test cell, and respectively
Reach T in flexion number1、T2、T3……TmWhen acquisition n test sample image information and analysis, and output analysis result.
Preferably, in the unit setting module, the humidity all same in the n test cell.
Preferably, in the unit setting module, the temperature in the n test cell increases successively.
Preferably, in the performance test module, n test sample is delivered to respectively in n test cell and is bent
When scratching, the flexion mode and flexion dynamics all same of n test cell.
Preferably, the performance test module is specifically used for：
It obtains flexion number and reaches TiWhen j-th of test cell in test sample folding line depth Dij, and by DijWith it is default
Folding line depth D0It is compared, works as Dij<D0When, by DijIt is included in information aggregate；
The number N of statistical information set interior element, and by N and preset value N0It is compared：
Work as N<aN0When, export leather and fur products to be detected result off quality；
Work as aN0≤N≤bN0When, export the superior in quality result of leather and fur products to be detected；
Work as N>bN0When, export the quality equal result of leather and fur products to be detected；
Wherein, 1≤i≤m, 1≤j≤n, a, b are preset value, and 0<a<1, b>1.
Preferably, the performance test module is specifically used for：
It obtains flexion number and reaches TpWhen q-th of test cell in test sample image information, and to above-mentioned image believe
Breath carries out gray proces and obtains gray level image；
Above-mentioned gray level image is divided into x region, and obtains the gray value in x region respectively and calculates x region
Gray value summation, and using above-mentioned gray value summation as folding line depth, be denoted as Dpq；
Wherein, 1≤p≤m, 1≤q≤n.
Preferably, the performance test module is additionally operable to：
Reach T obtaining flexion numberpWhen q-th of test cell in test sample image information after, feature based carries
Take technology to judge in above-mentioned image information with the presence or absence of crackle, split slurry, broken face, if in above-mentioned image information there are crackle and/or
Slurry and/or broken face are split, judgement flexion number reaches TpWhen q-th of test cell in test sample folding line depth be Dmax；
Wherein, DmaxFor preset value and Dmax>>D0。
Leather and fur products folding quality Intelligentized test system proposed by the present invention is provided with multiple contrast test modules, and
The folding quality of leather and fur products is detected using two kinds of testing schemes, to judge whether the quality of production of leather and fur products closes
Lattice.The first testing scheme is：Leather and fur products to be detected is put into the detection space of different temperatures and subdued, with verification
The folding resistance of leather at different temperatures；Second of testing scheme be：A variety of different flexions are carried out to leather and fur products to be detected
The flexion of number, to judge whether leather and fur products is able to take the numerous flexions of number；It is obtained by above two test method
Virtual condition of the leather and fur products to be detected under low temperature, high temperature, low flexion number, high flexion number, and pass through above-mentioned different shapes
State analyzes the superiority-inferiority of leather quality to be detected, improves the monitoring to leather quality safety.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of leather and fur products folding quality Intelligentized test system.
Specific implementation mode
As shown in FIG. 1, FIG. 1 is a kind of leather and fur products folding quality Intelligentized test systems proposed by the present invention.
Referring to Fig.1, leather and fur products folding quality Intelligentized test system proposed by the present invention, including：
Sample distribution module, for the leather and fur products to be detected of same type to be divided into n test sample；
Unit setting module, including n test cell, and the temperature in n test cell is all different；
To avoid the interference of other environmental factors in n test cell, in present embodiment, in the n test cell
Humidity all same, weaken influence of the moisture to test process in environment, ensure the precision and validity of test result；
For convenience of being smoothed out for subsequent process steps, the temperature in the n test cell increases successively, passes through setting
Multiple and different temperature ranges is conducive to comprehensively examine the folding quality of leather and fur products to be detected at different temperatures
It surveys, whether excellent results can be kept with determination leather and fur products to be detected comprehensively under different use environments.
Performance test module is subdued for n test sample to be delivered to respectively in n test cell, and respectively
Reach T in flexion number1、T2、T3……TmWhen acquisition n test sample image information and analysis, and output analysis result.
In present embodiment, to avoid external operation environment from impacting test result, distinguish by n test sample
It is delivered to when being subdued in n test cell, the flexion mode and flexion dynamics all same of n test cell only will flexions
Number is as variable, preferably to test the folding quality of leather and fur products to be detected；
The performance test module is specifically used for：Reach T in flexion number respectively1、T2、T3……TmWhen acquisition n test
The image information of sample, and subdue at m according to n test sample of above-mentioned image information acquisition the folding line depth under number, note
ForWith obtain each flexion number and each at a temperature of leather to be detected
The folding line depth of product, to judge folding resistance of the leather and fur products to be detected under different temperatures environment and different flexion numbers
Energy；
It obtains flexion number and reaches TiWhen j-th of test cell in test sample folding line depth Dij, and by DijWith it is default
Folding line depth D0It is compared, is obtained by the size between the practical folding line depth and default folding line depth of contrast test sample
Know whether the folding resistance of test sample is good；Work as Dij<D0When, show that subduing number reaches TiWhen j-th test cell in test
The folding line depth of sample is shallower, i.e. the folding quality of the test sample is preferable, at this time by DijIt is included in information aggregate；
The number N of statistical information set interior element, and by N and preset value N0It is compared, it is shallower to calculate folding line depth
Test sample number to get the preferable number of folding quality for going out test sample：
Work as N<aN0When, show in n × m testing result, the preferable number of folding quality of test sample is seldom, at this time
Export leather and fur products to be detected result off quality；
Work as aN0≤N≤bN0When, show in n × m testing result, the preferable number of folding quality of test sample is just
Within the scope of often, the superior in quality result of leather and fur products to be detected is exported at this time；
Work as N>bN0When, show in n × m testing result, there are many preferable number of folding quality of test sample, i.e., should
The folding quality of the leather and fur products to be detected of type very well, exports to be detected at this time under different temperatures and different flexion numbers
The quality equal result of leather and fur products；
It, can be directly and precisely to leather and fur products to be detected in different temperatures and different flexions time by the above method
Folding quality under several is detected and judges, to the quality of leather and fur products comprehensively, targetedly monitor, meets user
To the high request of leather and fur products quality；
Wherein, 1≤i≤m, 1≤j≤n, a, b are preset value, and 0<a<1, b>1.
To improve the accuracy of the folding line depth judgement to test sample, the performance test module is specifically used for：
It obtains flexion number and reaches TpWhen q-th of test cell in test sample image information, and to above-mentioned image believe
Breath carries out gray proces and obtains gray level image；Gray proces are carried out to image information to be conducive to judge folding line based on its gray value
Area and folding line weight, facilitate the judgement and analysis of the folding quality in subsequent step to test sample；
Above-mentioned gray level image is divided into x region, and obtains the gray value in x region respectively and calculates x region
Gray value summation, and using above-mentioned gray value summation as folding line depth, be denoted as Dpq；By the figure for counting each test sample
As the gray value summation of information, be conducive to the folding line area and folding line degree of each test sample of global analysis, to be point
The folding line depth for analysing each test sample provides accurate and direct analysis foundation；
Wherein, 1≤p≤m, 1≤q≤n.
Further, the accuracy to improve to the folding line depth analysis of test sample：
Reach T obtaining flexion numberpWhen q-th of test cell in test sample image information after, feature based carries
Take technology to judge in above-mentioned image information with the presence or absence of crackle, split slurry, broken face, if in above-mentioned image information there are crackle and/or
Slurry and/or broken face are split, judgement flexion number reaches TpWhen q-th of test cell in test sample folding line depth be Dmax；Its
In, DmaxFor preset value and Dmax>>D0。
The leather and fur products folding quality Intelligentized test system that present embodiment proposes, is provided with multiple contrast test moulds
Block, and the folding quality of leather and fur products is detected using two kinds of testing schemes, to judge the quality of production of leather and fur products
It is whether qualified.The first testing scheme is：Leather and fur products to be detected is put into the detection space of different temperatures and is subdued,
To verify the folding resistance of leather at different temperatures；Second of testing scheme be：It is a variety of not to leather and fur products progress to be detected
With the flexion of flexion number, to judge whether leather and fur products is able to take the numerous flexions of number；Pass through above two test side
Method obtains virtual condition of the leather and fur products to be detected under low temperature, high temperature, low flexion number, high flexion number, and by above-mentioned
Different conditions analyze the superiority-inferiority of leather quality to be detected, improve the monitoring to leather quality safety.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of leather and fur products folding quality Intelligentized test system, which is characterized in that including：
Sample distribution module, for the leather and fur products to be detected of same type to be divided into n test sample；
Unit setting module, including n test cell, and the temperature in n test cell is all different；
Performance test module is subdued for n test sample to be delivered to respectively in n test cell, and is being bent respectively
It scratches number and reaches T1、T2、T3……TmWhen acquisition n test sample image information and analysis, and output analysis result.
2. leather and fur products folding quality Intelligentized test system according to claim 1, which is characterized in that the unit is set
In cover half block, the humidity all same in the n test cell.
3. leather and fur products folding quality Intelligentized test system according to claim 1, which is characterized in that the unit is set
In cover half block, the temperature in the n test cell increases successively.
4. leather and fur products folding quality Intelligentized test system according to claim 1, which is characterized in that the performance is surveyed
In die trial block, n test sample is delivered to respectively when being subdued in n test cell, the flexion mode of n test cell
With flexion dynamics all same.
5. leather and fur products folding quality Intelligentized test system according to claim 1, which is characterized in that the performance is surveyed
Die trial block is specifically used for：
Reach T in flexion number respectively1、T2、T3……TmWhen acquire the image information of n test sample, and according to above-mentioned image
N test sample of acquisition of information subdues the folding line depth under number at m, is denoted as
It obtains flexion number and reaches TiWhen j-th of test cell in test sample folding line depth Dij, and by DijWith default folding line
Depth D0It is compared, works as Dij<D0When, by DijIt is included in information aggregate；
The number N of statistical information set interior element, and by N and preset value N0It is compared：
Work as N<aN0When, export leather and fur products to be detected result off quality；
Work as aN0≤N≤bN0When, export the superior in quality result of leather and fur products to be detected；
Work as N>bN0When, export the quality equal result of leather and fur products to be detected；
Wherein, 1≤i≤m, 1≤j≤n, a, b are preset value, and 0<a<1, b>1.
6. leather and fur products folding quality Intelligentized test system according to claim 5, which is characterized in that the performance is surveyed
Die trial block is specifically used for：
It obtains flexion number and reaches TpWhen q-th of test cell in test sample image information, and to above-mentioned image information carry out
Gray proces obtain gray level image；
Above-mentioned gray level image is divided into x region, and obtains the gray value in x region respectively and calculates the ash in x region
Angle value summation, and using above-mentioned gray value summation as folding line depth, it is denoted as Dpq；
Wherein, 1≤p≤m, 1≤q≤n.
7. leather and fur products folding quality Intelligentized test system according to claim 6, which is characterized in that the performance is surveyed
Die trial block is additionally operable to：
Reach T obtaining flexion numberpWhen q-th of test cell in test sample image information after, feature based extractive technique
Judge in above-mentioned image information with the presence or absence of crackle, split slurry, broken face, if in above-mentioned image information there are crackle and/or split slurry and/
Or broken face, judgement flexion number reach TpWhen q-th of test cell in test sample folding line depth be Dmax；
Wherein, DmaxFor preset value and Dmax>>D0。
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111610110A (en) * | 2020-05-28 | 2020-09-01 | 加通汽车内饰(常熟)有限公司 | Method for detecting gelling condition of artificial leather |
| CN114778339A (en) * | 2022-04-11 | 2022-07-22 | 江苏鼎盛检测中心有限公司 | Big data-based high-low temperature endurance test analysis method capable of reducing errors |
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| CN114778339A (en) * | 2022-04-11 | 2022-07-22 | 江苏鼎盛检测中心有限公司 | Big data-based high-low temperature endurance test analysis method capable of reducing errors |
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