CN1621789A - Scanning type test method and system for chromaticity and length of cotton and hair fiber - Google Patents
Scanning type test method and system for chromaticity and length of cotton and hair fiber Download PDFInfo
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- CN1621789A CN1621789A CN 200410093212 CN200410093212A CN1621789A CN 1621789 A CN1621789 A CN 1621789A CN 200410093212 CN200410093212 CN 200410093212 CN 200410093212 A CN200410093212 A CN 200410093212A CN 1621789 A CN1621789 A CN 1621789A
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- cotton
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- colourity
- wool fibre
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Abstract
The scanning cotton and wool fiber chroman and length testing method includes: scanning cotton and wool fiber sample with scanning instrument to obtain the image information of the sample; reading the image information with the image processing unit and converting into image information in the internal bus interface standard of the computer system; and reading the converted image information with the computer system, converting into the datan information for relevant calculation formulan and calculating the chroman and length of the sample with the formula. The present invention also relates to the corresponding scanning testing system. The present invention is suitable for the quality detection of cotton and wool fiber chroman and length, is compact in structure and simple in operation, and has high detection sensitivity, stability and reliability.
Description
Technical field
The present invention relates to cotton, wool fibre quality testing, the scanning type test method and the system of particularly a kind of cotton, wool fibre colourity and length.
Background technology
Colourity and length cotton, wool fibre are two important quality indexs cotton, wool fibre.All it is detected both at home and abroad at present with specialized equipment.The colourity of cotton fiber and length testing instrument have: cotton colorimeter, be to be incident on the cotton sample surface by white light beam with cotton sample surface normal angle at 45, the reflected light of measuring the cotton sample surface in vertical direction (promptly is generally called 45 ° of vertical observations of irradiation, be abbreviated as 45/0), receive green, blue two valuess in its reflected light, thereby obtain the chromaticity index---yellow degree of depth and gray scale by the calculating of certain formula; Cotton fiber length imaging apparatus, be after light is passed through the thick light guide plate of 5mm, the fiber palpus clump sample of transmission on the comb of process fibrosampler combing, seeing through the thick light guide plate of 3mm again shines on photoelectric cell, after moving, comb can record the relation of comb displacement and photocurrent, can try to achieve the relation curve (being photographic apparatus curve) of comb displacement and fiber number thus, thus the every length index of acquisition cotton fiber such as the length of span etc.The colourity testing tool of wool fiber has colourity to test with colorimeter or spectrocolorimeter or spectrophotometer, instrument is provided with a block correction plate of the window glass sheet of correcting sample container (being called for short the sample tube), and test result is represented with tristimulus values (X, Y, Z) He Huangdu (X-Y).Wool length testing condenser type wool fiber length instrument, earlier wool is made one with self-actuated sampler and hold neat fibrous bundle sample level with both hands, sandwich then in the plastic foil of specimen mounting, send into capacitive transducer, measure length and relative cross-section (radical) change curve, computational length weight build-up frequency curve and every length index again of sample.
Above apparatus structure complexity, troublesome poeration need adopt different specialized equipments to finish when utilizing its colourity of measuring cotton, wool fibre with length, make troubles to test; And the measuring sensor that above-mentioned instrument adopts is silicon (or selenium) photoelectric cell, and the sensitivity of this device, stability and reliability all can not satisfy long playing requirement, make its measuring accuracy and stable aspect also be difficult to further improve; In addition, its cost is higher, is unfavorable for popularizing.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, the scanning type test method and the system of a kind of cotton, wool fibre colourity and length are provided, make colourity and length cotton, wool fibre can use same system to test, avoid using many specialized equipments that cost is higher, and compact conformation, simple to operate, and be easy to improve sensitivity, stability and the reliability of detection.
For achieving the above object, the invention provides the scanning type test method of a kind of cotton, wool fibre colourity and length, be characterized in comprising the following steps:
1.. scanner scanning cotton or wool fibre sample record the electronic information of this Sample Image;
2.. image processing apparatus reads the electronic information of surveying, and is converted into the image information that meets the inside computer system bus interface standards;
3.. the image information after the computer system reads conversion also is converted to data message required in the computing formula of stipulating in the national standard with this image information, utilize this computing formula calculate the colourity or the length parameter of this sample.
Wherein, step 3. the course of work of computer system comprise the following steps:
A. from image processing apparatus reading images information;
B. according to standard colors, image information is carried out aberration filter and compensate, form required data message in the computing formula of stipulating in the national standard;
C. calculate the parameter of required mensuration according to computing formula, and with its output.
The scanning type test method of described cotton, wool fibre colourity and length directly is placed on cotton or wool fibre sample on the glass plate of scanner main body when test cotton, wool fibre colourity, and the reflected light or the transmitted light of this sample enter scanner.
The scanning type test method of described cotton, wool fibre colourity and length is when the test cotton fiber length, to must be placed on the glass plate of scanner main body by the clump sample through the cotton fiber on the comb of sampler combing, the reflected light or the transmitted light of this palpus clump sample enter scanner.
The scanning type test method of described cotton, wool fibre colourity and length is when test wool fibre length, to make one through self-actuated sampler holds level with both hands in the neat fibrous bundle sample adding plastic foil, be placed on the glass plate of scanner main body, the reflected light or the transmitted light of this sample enter scanner.
The present invention also provides the scan-type test macro of a kind of cotton, wool fibre colourity and length, is characterized in comprising
Scanner is used for scanning cotton, wool fibre sample, records the electronic information of this Sample Image;
Image processing apparatus receives the electronic information of scanner transmission and converts thereof into image information;
The image information that computer system, reading images treating apparatus transmit, and this image information is converted to data message required in the computing formula of stipulating in the national standard, utilize this computing formula calculate the colourity or the length parameter of this sample.
Described image processing apparatus unpacks the electronic information Frame that reads, and obtains image information, again this image information is filtered and compensated to convert the data that meet the inside computer system bus interface standards to, sends in the computer system.
Described computer system reads image information is filtered and is compensated it according to the difference of this image information and standard colors, forms required data message in the computing formula of stipulating in the national standard.
The present invention is applicable to the Quality Detection of cotton, wool fibre colourity and length, makes colourity and length cotton, wool fibre can use same system to test, and substitutes several higher specialized equipments of cost, and compact conformation is simple to operate, convenient test; And the present invention is by CCD (ChargeCoupled Device in the scanner, charge-coupled device (CCD), comparatively ripe a kind of in the photo-sensitive cell) etc. the high-acruracy survey device measure, the sensitivity of its life-span and detection, stability and reliability all improve a lot than silicon (or selenium) photoelectric cell, thereby also improved sensitivity, stability and reliability that the present invention detects cotton, wool fibre colourity and length; In addition, standardization height of the present invention is convenient to popularize, and conveniently carries out cotton, wool fibre quality restriction by national standard.
The present invention is further illustrated below in conjunction with accompanying drawing and embodiment.
Description of drawings
Fig. 1 tests the synoptic diagram of cotton, wool fibre colourity for the present invention.
Fig. 2 tests the synoptic diagram of cotton, wool fibre length for the present invention.
Fig. 3 is the structured flowchart of image processing apparatus of the present invention.
Fig. 4 is the workflow diagram of computer system of the present invention.
Embodiment
As shown in Figure 1, 2, the scan-type test macro of cotton of the present invention, wool fibre colourity and length comprises scanner 1, image processing apparatus 2 and computer system 3.
Scanner 1 be used to scan cotton, wool fibre sample and with the image that obtains with electronic information form (as the bmp form) by serial port, as general RS232 mouth, parallel port LPT, USB interface etc., send into image processing apparatus 2.
As shown in Figure 3, the data receiver circuit of image processing apparatus 2 receives this electronic information and goes here and there, also changes, sending into digital signal processor again unpacks Frame, and after a pure image information that obtains filtered and compensates, convert the data that meet computer system 3 internal bus interface standards again to, latch and export to computer system 3 (this output can be adopted forms such as the internal bus of computer system such as isa bus, eisa bus, pci bus) by data-latching circuit.This image processing apparatus 2 can be an autonomous device, also can be used as the part of computer system 3.
Computer system 3 obtains pure image information from image processing apparatus 2, according to carrying out necessary filtration and compensation once more by algorithm with the difference of standard colors, form required data in the computing formula of stipulating in the national standard, use above-mentioned computing formula then, calculate the parameter of colourity, whiteness, fibre length and other required mensuration of sample, the result is shown or printout.The workflow of this computer system 3 as shown in Figure 4.This computer system 3 can be selected general PC (PC) for use, also can be special-purpose computer system (as industrial computer or other embedded computer system).
When utilizing scan-type test system and test cotton, the wool fibre colourity of above-mentioned cotton, wool fibre colourity and length:
Earlier cotton or wool fibre sample are placed on the glass plate 12 of scanner 1 main body 11, as shown in Figure 1, cover loam cake 13 backs sample is scanned, the reflected light of sample (or transmitted light) enters scanner, and scanner 1 records the electronic information of this Sample Image;
The electronic information of the Sample Image that scanner 1 is recorded is sent into image processing apparatus 2 again, is converted to the image information that meets computer system 3 internal bus interface standards by image processing apparatus 2;
Image information after then will changing is sent in the computer system 2, calculate the chromatic value of sample by computer system according to the colourity computing formula that standard GB/T 17644 " textile fibres whiteness colourity test method " stipulates, and can on its display device, show, print.
When utilizing the scan-type test system and test cotton fiber length of cotton, wool fibre colourity and length:
To must be placed on the glass plate 12 of scanner 1 main body 11 by the clump sample through the fiber on the comb of sampler combing earlier, cover 13 pairs of palpus clumps of loam cake sample and scan (reflective or transmission-type all can), the reflected light or the transmitted light of palpus clump sample enter scanner 1, and scanner 1 records the electronic information of this palpus clump Sample Image;
The electronic information of the palpus clump Sample Image that again scanner 1 is recorded is sent into image processing apparatus 2, is converted to the image information that meets computer system 3 internal bus interface standards by image processing apparatus 2;
Image information after then will changing is sent in the computer system 2, computer system calculates every index of cotton fiber length according to the computing formula of standard GB/T 13781-92 " mensuration of cotton fiber length (length of span) and length regularity " regulation, and can show on its display device, print.
When utilizing the scan-type test system and test wool fibre length of cotton, wool fibre colourity and length:
To make one through self-actuated sampler earlier holds level with both hands in the neat fibrous bundle sample adding plastic foil, be placed on the glass plate 12 of scanner 1 main body 11, as shown in Figure 2, cover 13 pairs of samples of loam cake and scan (reflective or transmission-type all can), the reflected light of sample or transmitted light enter scanner 1, and scanner 1 records the electronic information of this Sample Image;
The electronic information of the Sample Image that scanner 1 is recorded is sent into image processing apparatus 2 again, is converted to the image information that meets computer system 3 internal bus interface standards by image processing apparatus 2;
Image information after then will changing is sent in the computer system 2, computer system calculates every index of wool fibre length according to the computing formula of standard GB/T 13782 " textile fibres length distribution parameter test method " regulation, and can show on its display device, print.
Claims (8)
1, the scanning type test method of a kind of cotton, wool fibre colourity and length is characterized in that comprising the following steps:
1.. scanner scanning cotton or wool fibre sample record the electronic information of this Sample Image;
2.. image processing apparatus reads the electronic information of surveying, and is converted into the image information that meets the inside computer system bus interface standards;
3.. the image information after the computer system reads conversion also is converted to data message required in the computing formula of stipulating in the national standard with this image information, utilize this computing formula calculate the colourity or the length parameter of this sample.
2, the scanning type test method of cotton according to claim 1, wool fibre colourity and length, it is characterized in that step 3. the course of work of computer system comprise the following steps:
A. from image processing apparatus reading images information;
B. according to standard colors, image information is carried out aberration filter and compensate, form required data message in the computing formula of stipulating in the national standard;
C. calculate the parameter of required mensuration according to computing formula, and with its output.
3, the scanning type test method of cotton according to claim 1 and 2, wool fibre colourity and length, when it is characterized in that test cotton, wool fibre colourity, directly cotton or wool fibre sample are placed on the glass plate of scanner main body, the reflected light or the transmitted light of this sample enter scanner.
4, the scanning type test method of cotton according to claim 1 and 2, wool fibre colourity and length, when it is characterized in that testing cotton fiber length, to must be placed on the glass plate of scanner main body by the clump sample through the cotton fiber on the comb of sampler combing, the reflected light or the transmitted light of this palpus clump sample enter scanner.
5, the scanning type test method of cotton according to claim 1 and 2, wool fibre colourity and length, when it is characterized in that testing wool fibre length, to make one through self-actuated sampler holds level with both hands in the neat fibrous bundle sample adding plastic foil, be placed on the glass plate of scanner main body, the reflected light or the transmitted light of this sample enter scanner.
6, the scan-type test macro of a kind of cotton, wool fibre colourity and length is characterized in that comprising
Scanner is used for scanning cotton, wool fibre sample, records the electronic information of this Sample Image;
Image processing apparatus receives the electronic information of scanner transmission and converts thereof into image information;
The image information that computer system, reading images treating apparatus transmit, and this image information is converted to data message required in the computing formula of stipulating in the national standard, utilize this computing formula calculate the colourity or the length parameter of this sample.
7, the scan-type test macro of cotton according to claim 6, wool fibre colourity and length, it is characterized in that described image processing apparatus unpacks the electronic information Frame that reads, obtain image information, convert this image information filtration and compensation to meet the inside computer system bus interface standards data again, send in the computer system.
8, the scan-type test macro of cotton according to claim 6, wool fibre colourity and length, it is characterized in that described computer system reads image information, difference according to this image information and standard colors is filtered and is compensated it, forms required data message in the computing formula of stipulating in the national standard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410093212 CN1621789A (en) | 2004-12-17 | 2004-12-17 | Scanning type test method and system for chromaticity and length of cotton and hair fiber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410093212 CN1621789A (en) | 2004-12-17 | 2004-12-17 | Scanning type test method and system for chromaticity and length of cotton and hair fiber |
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| CN1621789A true CN1621789A (en) | 2005-06-01 |
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| CN 200410093212 Pending CN1621789A (en) | 2004-12-17 | 2004-12-17 | Scanning type test method and system for chromaticity and length of cotton and hair fiber |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102759403A (en) * | 2012-06-05 | 2012-10-31 | 北京林业大学 | Method for quantifying color of sample |
| CN102829872A (en) * | 2012-08-14 | 2012-12-19 | 北京印刷学院 | Method and device for color measurement with contact image sensor |
-
2004
- 2004-12-17 CN CN 200410093212 patent/CN1621789A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102759403A (en) * | 2012-06-05 | 2012-10-31 | 北京林业大学 | Method for quantifying color of sample |
| CN102759403B (en) * | 2012-06-05 | 2014-11-12 | 北京林业大学 | Method for quantifying color of sample |
| CN102829872A (en) * | 2012-08-14 | 2012-12-19 | 北京印刷学院 | Method and device for color measurement with contact image sensor |
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