CN105823436A - Raw silk section contour scanning method - Google Patents
Raw silk section contour scanning method Download PDFInfo
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- CN105823436A CN105823436A CN201610346634.1A CN201610346634A CN105823436A CN 105823436 A CN105823436 A CN 105823436A CN 201610346634 A CN201610346634 A CN 201610346634A CN 105823436 A CN105823436 A CN 105823436A
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- raw silk
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
Abstract
The invention discloses a raw silk section contour scanning method. A two-dimensional positioning platform in the invention provides high-precision X-axis and Y-axis movement. A raw silk is fixed by a rotatable raw silk fixing member and a magnet. The rotatable raw silk fixing member moves as the two-dimensional positioning platform moves. A laser displacement sensor is fixed by an adjustable sensor fixing member, and the horizontal height is adjusted to align a raw silk. The surface of a raw silk is scanned through relative movement of the two-dimensional positioning platform and the laser displacement sensor. The contour of the coordinate positions of a raw silk is scanned using the laser displacement sensor, the contour is uploaded to a principal computer after through data processing, section contour coordinate position data is stored by the principal computer, and the stored section contour coordinate position data is drawn using MATLAB. The operation is easy, the algorithm is relatively simple relative to a CCD photographic method, and the efficiency is high.
Description
Technical field
The present invention relates to three-dimensional non-cpntact measurement, raw silk cross section profile technology, belong to technical field of textile processing.
Specifically a kind of novel, efficient, lossless raw silk cross section profile scan method.
Background technology
Silkworm silk is not only the raw material of textile process, simultaneously can be as the filling of various composites.
Along with people improve constantly for the requirement wearing quality and health, silk fabrics enjoys the people to favor, real silk fabric not only has more preferable comfort, hygroscopicity, uvioresistant, and, human body is had certain health-care effect and Ke Zhi dermatosis, but the hygroscopicity of the raw silk of different cross section shape, elasticity, feel etc. are the most different, this is accomplished by detecting the cross section profile of raw silk and classifying.But only describing raw silk thickness by fiber number in present GB/T1798-2008, this method is the most accurate.
At present, the most research has been done in the detection of raw silk by the team of University Of Suzhou Chen Qing official, the raw silk size instrument that such as it is developed is in principle or by the circle replacement of the cross sectional shape homalographic of raw silk, with its diameter, raw silk thickness is described, in the world, such as Japan etc. state be also adopted by such way, do so cannot accurately provide cross sectional shape and the area of raw silk, and owing to the polytropy of cross sectional shape causes the raw silk of various cross-sectional areas to be divided into same class, it is unfavorable for the exact evaluation to raw silk；The diameter of raw silk is about 60 μm, and Wujiang Jinzhen Sewing Machine Co., Ltd. appoints little dragon to utilize CCD to gather fibre section information in fibre section detection device patent, but the photosensitive elemental size of the most conventional line array CCD is about 15 μm, not only matching algorithm is complicated, and precision does not reaches requirement, if and utilize microscope observational technique, microsection manufacture but takes time and effort.
Summary of the invention
In order to solve the problem that above-mentioned prior art exists, the present invention is directed to current status both at home and abroad, it is provided that one is relatively more accurate reliable, and structure is relatively easy, and less to detectable substance not damaged or damage, the raw silk cross section profile scan method that computational complexity is relatively low.
Present invention uses two-dimensional localization platform, the present invention includes rotatable raw silk fixture, Magnet, bracket base, laser displacement sensor, adjustable sensor fixture, adjusting knob, bracket upright post.Described bracket base is placed in horizontal vibration-isolating platform, bracket upright post is fixed at bracket base correspondence screw thread, adjustable sensor fixture is connected with bracket upright post bolt, laser displacement sensor is bolted on adjustable sensor fixture corresponding position, regulated the level height of adjustable sensor fixture by rotation of adjustment knob, rotatable raw silk fixture is separately fixed at two-dimensional localization platform symmetry screw.The effect of rotatable raw silk fixture is fixing raw silk and provides the rotation of 180 °, and magnet adsorption is in rotatable raw silk fixture corresponding end, and it acts on is that the absorption with rotatable raw silk fixture fixes raw silk.
In the present invention, two-dimensional localization platform provides a high-precision X-axis and the motion of Y-axis.Raw silk is fixed by above-mentioned rotatable raw silk fixture and Magnet, and rotatable raw silk fixture moves along with the movement of two-dimensional localization platform, and laser displacement sensor is fixed by adjustable sensor fixture and regulated level height and finds raw silk accurately.The scanning to Raw Silk Surface is produced by the relative motion of two-dimensional localization platform with laser displacement sensor.
As a preferred technical solution of the present invention, described laser displacement sensor selects Keyemce LK-H020, spot diameter 25 μm, measurement scope-3 arrives+3mm, reference measure distance up to 20mm, uses wavelength 655nm red semiconductor laser, and linear is 0.02 μm for ± 0.02%F.S. repeatable accuracy.Ambient temperature is required 0 to 50 DEG C, and ambient humidity requires 35 to 85%.
As a preferred technical solution of the present invention, laser displacement sensor controller is supporting with above-mentioned LK-H020, select Keyemce LG-5000, its minimum unit of display is 0.001 μm, power requirement 24VDC, multiple sensor can be controlled, there is range measurement, the multiple-working mode such as transparency thickness measure, surface select, crack down upon evil forces, shielding.Ambient temperature is required 0 to 50 DEG C, and ambient humidity requires 35 to 85%.Keyemce is its supporting proprietary 24V power supply box.
As a preferred technical solution of the present invention, the described ABL1000 that two-dimensional localization platform is AREOTECH, its maximum orientation distance is 100mm, precision be ± 0.3 μm repetitive positioning accuracy be ± 50nm.
Aforesaid raw silk cross section detection device, also includes a data memory module, can store the raw silk cross section profile information that laser displacement sensor is surveyed.
A kind of raw silk cross section profile scan method, step is as follows:
The first step: having confirmed that laser displacement sensor and controller line thereof are correct, two-dimensional localization platform is in normal operating conditions.
Second step: utilize rotatable raw silk fixture and Magnet to fix raw silk, make raw silk be in straight condition.
3rd step: confirm that power supply and switch turn on the power switch after connecting correctly.
4th step: opening laser displacement sensor operation software two-dimensional localization platform courses software on control computer, made zero two-dimensional localization position of platform, setting platform movement velocity is 0.5mm/s；The sample frequency of laser displacement sensor, data-storage capacity are set, are set as standard detection pattern.
5th step: utilizing the X-axis of two-dimensional localization platform and Y-axis to move and make laser displacement sensor find raw silk position accurately, recycling adjusting knob regulates the vertical height of adjustable sensor fixture, in the range of making laser displacement sensor be in normal work range.
6th step: arranging Y-axis move distance is 1mm, after adjusting height due to laser displacement sensor 4 by adjusting knob, opposite brackets base is fixing, the positive movement 1mm of Y-axis creates the laser displacement sensor scanning to raw silk first half profile, rotate the rotation that rotatable raw silk fixture makes raw silk produce 180 °, allow Y-axis negative movement 1mm again, scan lower half profile, data measured is derived, utilizes MATAB to draw whole cross section profile figure.
7th step: by the 6th pacing complete one fixed point profile after, make X-axis forward move 0.5 micron and repeat the 6th step, generate 0.5 micron at cross section profile figure, the cross section profile at whole raw silk each point can be surveyed by the location of X-axis.
8th step: utilize MATLAB software to draw the 3-D graphic of raw silk cross section profile at each point.
The present invention utilizes computer software two-dimensional localization platform to move, utilize the profile of laser displacement sensor scanning each coordinate position of raw silk, and pass to host computer after data process, cross section profile coordinate position data is stored by host computer, and use MATLAB to draw gained storage cross section profile coordinate position data, easy and simple to handle, algorithm is simple relative to CCD Photographic technique, and efficiency is high.
Accompanying drawing explanation
Fig. 1 is the perspective view of the present invention；
Fig. 2 is two-dimensional localization platform schematic diagram；
Fig. 3 is the flow chart of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.
As shown in Figure 1, 2, device used in the present invention includes rotatable raw silk fixture 1, Magnet 5, bracket base 2, laser displacement sensor 4, adjustable sensor fixture 3, adjusting knob 7, bracket upright post 6, two-dimensional localization platform 8.
Described bracket base 2 is placed in horizontal vibration-isolating platform, bracket upright post 6 is fixed at the corresponding screw thread of bracket base 2, adjustable sensor fixture 3 is connected with bracket upright post 6 bolt, laser displacement sensor 4 is bolted on adjustable sensor fixture 3 corresponding position, regulated the level height of adjustable sensor fixture 3 by rotary fine adjustment knob 7, rotatable raw silk fixture 1 is separately fixed at the symmetrical screw of two-dimensional localization platform 8.The effect of rotatable raw silk fixture 1 is fixing raw silk and provides the rotation of 180 °, and Magnet 5 adsorbs in rotatable raw silk fixture 1 corresponding end, and it acts on is that the absorption with rotatable raw silk fixture 1 fixes raw silk.In Fig. 1, device described in 2, the controller of laser displacement sensor is not drawn into, and power supply is not drawn into, and the horizontal vibration-isolating platform of fixing two-dimensional localization platform 8 and laying bracket base 2 is not drawn into.
In the raw silk cross section profile scanner placed, two-dimensional localization platform 8 provides a high-precision X-axis and the motion of Y-axis.Raw silk is fixed by above-mentioned rotatable raw silk fixture 1 and Magnet 5, and rotatable raw silk fixture 1 moves along with the movement of two-dimensional localization platform 8, and laser displacement sensor 4 is fixed by adjustable sensor fixture 3 and regulated level height and finds raw silk accurately.
Put up equipment by above-mentioned connected mode, connect laser displacement sensor 4 and controller thereof and power supply；As it is shown on figure 3, after instrument is ready
The first step: having confirmed that laser displacement sensor 4 and controller line thereof are correct, two-dimensional localization platform 8 is in normal operating conditions.
Second step: utilize rotatable raw silk fixture 1 and Magnet 5 to fix raw silk, make raw silk be in straight condition.
3rd step: confirm that power supply and switch turn on the power switch after connecting correctly.
4th step: operating software two-dimensional localization platform 8 control software controlling to open on computer laser displacement sensor 4, made zero two-dimensional localization platform 8 position, setting platform movement velocity is 0.5mm/s；The sample frequency of laser displacement sensor 4, data-storage capacity are set, are set as standard detection pattern.
5th step: utilize the X-axis of two-dimensional localization platform 8 and Y-axis to move and make laser displacement sensor 4 find raw silk position accurately, recycling adjusting knob 7 regulates the vertical height of adjustable sensor fixture 3, in the range of making laser displacement sensor 4 be in normal work range.
6th step: arranging Y-axis move distance is 1mm, after adjusting height due to laser displacement sensor 4 by adjusting knob 7, opposite brackets base 2 is fixing, the positive movement 1mm of Y-axis creates the laser displacement sensor 4 scanning to raw silk first half profile, rotate the rotation that rotatable raw silk fixture 1 makes raw silk produce 180 °, allow Y-axis negative movement 1mm again, scan lower half profile, data measured is derived, utilizes MATAB to draw whole cross section profile figure.
7th step: by the 6th pacing complete one fixed point profile after, make X-axis forward move 0.5 micron and repeat the 6th step, generate 0.5 micron at cross section profile figure, the cross section profile at whole raw silk each point can be surveyed by the location of X-axis.
8th step: utilize MATLAB software to draw the 3-D graphic of raw silk cross section profile at each point.
The present invention can realize the scanning of single raw silk cross section profile, and scan data is stored on PC, facilitates the raw silk cross section information analysis of follow-up MATAB simultaneously.
The open a kind of raw silk cross section profile scan method of the present invention, the method scanned by non-contact laser displacement transducer gathers the cross sectional shape information of raw silk, and this automation equipment degree is higher, and raw silk is damaged little or not damaged, human users convenient to operate, certainty of measurement is high, good stability.
The ultimate principle of the present invention, principal character and advantage have more than been shown and described.Skilled person will appreciate that of the industry; the present invention is not restricted to the described embodiments; the principle that the present invention is simply described described in above-described embodiment and description; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements both fall within scope of the claimed invention.Claimed scope is by appending claims and equivalent circle thereof.
Claims (5)
1. a raw silk cross section profile scan method, it is characterised in that: the device that the method is used includes rotatable raw silk fixture, Magnet, bracket base, laser displacement sensor, adjustable sensor fixture, adjusting knob, bracket upright post；Described bracket base is placed in horizontal vibration-isolating platform, bracket upright post is fixed at bracket base correspondence screw thread, adjustable sensor fixture is connected with bracket upright post bolt, laser displacement sensor is fixed on adjustable sensor fixture corresponding position, regulated the level height of adjustable sensor fixture by rotation of adjustment knob, rotatable raw silk fixture is separately fixed at two-dimensional localization platform symmetry screw；The effect of rotatable raw silk fixture is fixing raw silk and provides the rotation of 180 °, and magnet adsorption is in rotatable raw silk fixture corresponding end, and it is by fixing raw silk with the absorption of rotatable raw silk fixture, and the method comprises the following steps:
The first step: having confirmed that laser displacement sensor and controller line thereof are correct, two-dimensional localization platform is in normal operating conditions；
Second step: utilize rotatable raw silk fixture and Magnet to fix raw silk, make raw silk be in straight condition；
3rd step: confirm that power supply and switch turn on the power switch after connecting correctly；
4th step: opening laser displacement sensor operation software two-dimensional localization platform courses software on control computer, made zero two-dimensional localization position of platform, setting platform movement velocity is 0.5mm/s；The sample frequency of laser displacement sensor, data-storage capacity are set, are set as standard detection pattern；
5th step: utilizing the X-axis of two-dimensional localization platform and Y-axis to move and make laser displacement sensor find raw silk position accurately, recycling adjusting knob regulates the vertical height of adjustable sensor fixture, in the range of making laser displacement sensor be in normal work range；
6th step: arranging Y-axis move distance is 1mm, after adjusting height due to laser displacement sensor by adjusting knob, opposite brackets base is fixing, the positive movement 1mm of Y-axis creates the laser displacement sensor scanning to raw silk first half profile, rotate the rotation that rotatable raw silk fixture makes raw silk produce 180 °, allow Y-axis negative movement 1mm again, scan lower half profile, data measured is derived, utilizes MATAB to draw whole cross section profile figure；
7th step: by the 6th pacing complete one fixed point profile after, make X-axis forward move 0.5 micron and repeat the 6th step, generate 0.5 micron at cross section profile figure, the cross section profile at whole raw silk each point can be surveyed by the location of X-axis；
8th step: utilize MATLAB software to draw the 3-D graphic of raw silk cross section profile at each point.
A kind of raw silk cross section profile scan method the most according to claim 1, it is characterised in that: described confocal laser detector for displacement measuring selects Keyemce LK-H020, uses wavelength 655nm red semiconductor laser.
A kind of raw silk cross section profile scan method the most according to claim 2, it is characterised in that: Keyemce LG-5000 selected by the controller of confocal laser displacement transducer.
A kind of raw silk cross section profile scan method the most according to claim 1, it is characterised in that: two-dimensional localization platform is the ABL1000 of AREOTECH.
A kind of raw silk cross section profile scan method the most according to claim 1, it is characterised in that: also include a data memory module, the raw silk cross section profile information that laser displacement sensor is surveyed can be stored.
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| CN109668520A (en) * | 2019-01-15 | 2019-04-23 | 东莞复熵智能科技有限公司 | A kind of system and method for machine vision extract material wheel exterior feature |
| CN110095074A (en) * | 2019-04-17 | 2019-08-06 | 西安航天计量测试研究所 | A kind of high-precision laser measuring system and method |
| CN110296664A (en) * | 2019-08-01 | 2019-10-01 | 西京学院 | A kind of root canal file outer diameter and taper automatic detection device |
| CN110470230A (en) * | 2019-07-15 | 2019-11-19 | 中国计量大学 | A kind of ripple back-fire relief panel surface wave height dimension measurement method |
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