CN102937422A - Surface type detection equipment and method of solar light collecting mirror surface - Google Patents
Surface type detection equipment and method of solar light collecting mirror surface Download PDFInfo
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- CN102937422A CN102937422A CN2012104218196A CN201210421819A CN102937422A CN 102937422 A CN102937422 A CN 102937422A CN 2012104218196 A CN2012104218196 A CN 2012104218196A CN 201210421819 A CN201210421819 A CN 201210421819A CN 102937422 A CN102937422 A CN 102937422A
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- guide rail
- minute surface
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- emitting head
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Abstract
The invention provides surface type detection equipment and method of a solar light collecting mirror surface. The equipment comprises a mirror surface fixing device, a guide rail, a guide rail supporting device, guide rail movement equipment, a linear laser emission head, a semitransparent light shielding plate, a camera and a computer, wherein the mirror surface fixing device is used for fixing a mirror surface to be detected; the guide rail is arranged above the mirror surface to be detected; the guide rail is fixed through the guide rail supporting device; the linear laser emission head is slidingly connected with the guide rail through the guide rail movement equipment; the camera is mounted above the semitransparent light shielding plate; a first input/output interface of the computer is connected to the camera; and a second input/output interface of the computer is connected to the guide rail movement equipment through a driving circuit. According to the surface type detection equipment and method disclosed by the invention, the movement of the linear laser emission head is controlled through the computer; meanwhile. A laser spot line image is efficiently processed through the computer and high-precision surface type detection of the mirror surface is realized; and the structure is simple and the operation is simple.
Description
Technical field
The invention belongs to photoelectric detection technology field, be specifically related to a kind of Salar light-gathering minute surface face type checkout equipment and method.
Background technology
Along with the shortage of conventional energy resources and the people raising to environmental quality requirement, the clean and environment-friendly energy especially utilization of sun power more and more is subject to people De Qing Unobservant.
A key equipment during condenser mirror utilizes as sun power is mainly used in solar energy collecting and utilization.The surface precision of condenser mirror directly affects the sun power utilization ratio, therefore, how effectively to detect efficiently the face type of condenser mirror, thereby the surface precision that improves condenser mirror has important practical significance.
Summary of the invention
Defective for prior art exists the invention provides a kind of Salar light-gathering minute surface face type checkout equipment and method, have advantages of simple in structure, simple to operate and accuracy of detection high.
The technical solution used in the present invention is as follows:
The invention provides a kind of Salar light-gathering minute surface face type checkout equipment, comprise minute surface stationary installation, guide rail, support for travel way, guide rail movement equipment, linear laser emitting head, translucent shadow shield, camera and computing machine; Described minute surface stationary installation is used for fixing tested minute surface, and described guide rail is set above described tested minute surface, and described guide rail is fixed by described support for travel way; Described linear laser emitting head and described guide rail are slidingly connected by described guide rail movement equipment; Described camera is installed above described translucent shadow shield; The first IO interface of described computing machine is connected to described camera; The second IO interface of described computing machine is connected to described guide rail movement equipment by driving circuit.
Preferably, described minute surface stationary installation comprises the first pillar and the second pillar; Described the first pillar and described the second pillar are installed in respectively the support point of fixity at described tested minute surface two ends.
Preferably, be provided with scale on the described guide rail.
Preferably, also comprise the 3rd pillar; Described camera is fixed by described the 3rd pillar; Described support for travel way is the 4th pillar.
Preferably, described translucent shadow shield is arranged on the focal position of described tested minute surface.
The present invention also provides a kind of method of using above-mentioned Salar light-gathering minute surface face type checkout equipment, may further comprise the steps:
S1, the described linear laser emitting head of described computer control moves to assigned address along described guide rail;
S2, described linear laser emitting head goes out lasing area in described assigned address Vertical Launch;
S3, the appointment parabola of described tested minute surface receives and reflects described lasing area, and the described lasing area that is reflected arrives described translucent shadow shield, presents the laser spot line at described translucent shadow shield;
S4, described camera collection contains the pattern of described laser spot line, and this pattern is sent to described computing machine;
S5, described computing machine is analyzed the described pattern that receives, and isolates described laser spot line image from described pattern;
S6, described computing machine comparison the S5 described laser spot line image that obtains and the standard laser spot line image that prestores obtain concordance rate;
S7, described computing machine is according to the anti-surface precision that pushes away described tested minute surface of described concordance rate.
Preferably, S1 is specially:
Described computing machine is controlled described linear laser emitting head by described driving circuit and is moved to assigned address along described guide rail; Simultaneously, the described assigned address of described computer recording.
Preferably, after the S7, also comprise: the described linear laser emitting head of described computer control moves to the other end by certain speed from an end of described guide rail; In the process that described linear laser emitting head constantly moves, described linear laser emitting head sends lasing area in real time; Behind described tested mirror-reflection, constantly present the laser spot line at described translucent shadow shield; Described camera is presented on described laser spot line image on the described translucent shadow shield by the certain frequency collection, simultaneously, sends to described computing machine; Described computing machine obtains the surface precision of described tested minute surface by the consistance of a plurality of described laser spot line image that relatively receives.
Beneficial effect of the present invention is as follows:
Salar light-gathering minute surface face type checkout equipment provided by the invention and method, movement by computer control linear laser emitting head, efficiently process laser spot line image by computing machine simultaneously, improved detection speed and accuracy of detection, also have advantages of simple in structure and simple to operate.
Description of drawings
Fig. 1 is the structural representation of Salar light-gathering minute surface face type checkout equipment provided by the invention;
Fig. 2 is the principle schematic of Salar light-gathering minute surface face type checkout equipment provided by the invention;
Fig. 3 is the schematic flow sheet of Salar light-gathering minute surface face type detection method provided by the invention;
Wherein, 1---linear laser emitting head; The 2---camera; The translucent shadow shield of 3---; 4---the first pillar; 5---the second pillar; The 6---guide rail; 7---the 3rd pillar; 8---the 4th pillar; The 9---lasing area; The tested minute surface of 10---.
Embodiment
The present invention is described in detail below in conjunction with accompanying drawing:
As shown in Figure 1, the invention provides a kind of Salar light-gathering minute surface face type checkout equipment and method, this equipment comprises minute surface stationary installation, guide rail, support for travel way, guide rail movement equipment, linear laser emitting head, translucent shadow shield, camera and computing machine; Described minute surface stationary installation is used for fixing tested minute surface, and described guide rail is set above described tested minute surface, and described guide rail is fixed by described support for travel way; Described linear laser emitting head is along described guide rail sliding motion; Focal position or other setting measurement positions at described tested minute surface arrange described translucent shadow shield; Described camera is installed above described translucent shadow shield; The first IO interface of described computing machine is connected to described camera; The second IO interface of described computing machine is connected to the guide rail movement equipment of described linear laser emitting head by driving circuit.Concrete, the minute surface stationary installation can comprise the first pillar and the second pillar; Described the first pillar and described the second pillar be installed in respectively described tested minute surface two ends the support point of fixity.Be provided with scale on the guide rail.Also comprise the 3rd pillar; Described camera is fixed by described the 3rd pillar; Described support for travel way is the 4th pillar.
Use above-mentioned condenser mirror face type checkout equipment, the present invention also provides a kind of condenser mirror face type detection method, as shown in Figure 3, may further comprise the steps:
S1, the described linear laser emitting head of described computer control moves to assigned address along described guide rail;
Concrete, computing machine is controlled described linear laser emitting head by described driving circuit and is moved to assigned address along described guide rail; Simultaneously, the described assigned address of described computer recording.
S2, described linear laser emitting head goes out lasing area in described assigned address Vertical Launch;
S3, the appointment parabola of described tested minute surface receives and reflects described lasing area, and the described lasing area that is reflected arrives described translucent shadow shield, presents the laser spot line at described translucent shadow shield;
S4, described camera collection contains the pattern of described laser spot line, and this pattern is sent to described computing machine;
S5, described computing machine is analyzed the described pattern that receives, and isolates described laser spot line image from described pattern;
S6, described computing machine comparison the S5 described laser spot line image that obtains and the standard laser spot line image that prestores; Obtain concordance rate;
S7, described computing machine pushes away described tested minute surface at the surface precision at described appointment parabola place according to described concordance rate is counter.That is to say, the laser spot line image that S5 obtains is higher with the concordance rate of the standard laser spot line image that prestores, and then proves at the surface precision of specifying the parabola place higher.
What S1-S7 introduced is the surface precision detection method of a parabola position of tested minute surface.The partial face type accuracy checking method of tested minute surface namely, the below introduces a kind of method to tested minute surface integral face type accuracy detection:
The described linear laser emitting head of described computer control moves to the other end by certain speed from an end of described guide rail; In the process that described linear laser emitting head constantly moves, described linear laser emitting head sends lasing area in real time; Behind described tested mirror-reflection, constantly present the laser spot line at described translucent shadow shield; Described camera Real-time Collection is presented on the described laser spot line image on the described translucent shadow shield, simultaneously, sends to described computing machine; Described computing machine obtains the surface precision of described tested minute surface by the consistance of a plurality of described laser spot line image that relatively receives.Because among the present invention, translucent shadow shield is arranged on the focal position of tested minute surface when measuring the slot type reflective mirror, so, in the ideal case, should be presented on the same position of translucent shadow shield through the laser of tested mirror-reflection, therefore, only need the consistance of each laser spot line image of comparison, can judge the surface precision of whole tested minute surface, and depart from other laser spot line images when larger for a certain laser spot line image A, by obtaining the position A of the corresponding laser beam emitting head of this laser spot line image A on guide rail, can obtain the position that there is defective in tested minute surface; When measuring the reflective mirror of other form, corresponding different minute surface face types can present specific line style behind the laser reflection, and the theoretical line style of calculating of contrast can judge that there are the position of defective in mirror surface accuracy and minute surface.That is to say, among the present invention, the very convenient more not good enough position of measured lens surface accuracy that navigates to.
In sum, Salar light-gathering minute surface face type checkout equipment provided by the invention and method, movement by computer control linear laser emitting head, efficiently process laser spot line image by computing machine simultaneously, improved detection speed and accuracy of detection, also had advantages of simple in structure and simple to operate.
The above only is preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be looked protection scope of the present invention.
Claims (8)
1. a Salar light-gathering minute surface face type checkout equipment is characterized in that, comprises minute surface stationary installation, guide rail, support for travel way, guide rail movement equipment, linear laser emitting head, translucent shadow shield, camera and computing machine; Described minute surface stationary installation is used for fixing tested minute surface, and described guide rail is set above described tested minute surface, and described guide rail is fixed by described support for travel way; Described linear laser emitting head and described guide rail are slidingly connected by described guide rail movement equipment; Described camera is installed above described translucent shadow shield; The first IO interface of described computing machine is connected to described camera; The second IO interface of described computing machine is connected to described guide rail movement equipment by driving circuit.
2. Salar light-gathering minute surface face type checkout equipment according to claim 1 is characterized in that, described minute surface stationary installation comprises the first pillar and the second pillar; Described the first pillar and described the second pillar are installed in respectively the support point of fixity at described tested minute surface two ends.
3. Salar light-gathering minute surface face type checkout equipment according to claim 1 is characterized in that, is provided with scale on the described guide rail.
4. Salar light-gathering minute surface face type checkout equipment according to claim 1 is characterized in that, also comprises the 3rd pillar; Described camera is fixed by described the 3rd pillar; Described support for travel way is the 4th pillar.
5. Salar light-gathering minute surface face type checkout equipment according to claim 1 is characterized in that, described translucent shadow shield is arranged on the focal position of described tested minute surface.
6. the method for each described Salar light-gathering minute surface face type checkout equipment of application rights requirement 1-5 is characterized in that, may further comprise the steps:
S1, the described linear laser emitting head of described computer control moves to assigned address along described guide rail;
S2, described linear laser emitting head goes out lasing area in described assigned address Vertical Launch;
S3, the appointment parabola of described tested minute surface receives and reflects described lasing area, and the described lasing area that is reflected arrives described translucent shadow shield, presents the laser spot line at described translucent shadow shield;
S4, described camera collection contains the pattern of described laser spot line, and this pattern is sent to described computing machine;
S5, described computing machine is analyzed the described pattern that receives, and isolates described laser spot line image from described pattern;
S6, described computing machine comparison the S5 described laser spot line image that obtains and the standard laser spot line image that prestores obtain concordance rate;
S7, described computing machine is according to the anti-surface precision that pushes away described tested minute surface of described concordance rate.
7. method according to claim 6 is characterized in that, S1 is specially:
Described computing machine is controlled described linear laser emitting head by described driving circuit and is moved to assigned address along described guide rail; Simultaneously, the described assigned address of described computer recording.
8. method according to claim 6 is characterized in that, after the S7, also comprises: the described linear laser emitting head of described computer control moves to the other end by certain speed from an end of described guide rail; In the process that described linear laser emitting head constantly moves, described linear laser emitting head sends lasing area in real time; Behind described tested mirror-reflection, constantly present the laser spot line at described translucent shadow shield; Described camera is presented on described laser spot line image on the described translucent shadow shield by the certain frequency collection, simultaneously, sends to described computing machine; Described computing machine obtains the surface precision of described tested minute surface by the consistance of a plurality of described laser spot line image that relatively receives.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012104218196A CN102937422A (en) | 2012-10-30 | 2012-10-30 | Surface type detection equipment and method of solar light collecting mirror surface |
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| CN2012104218196A CN102937422A (en) | 2012-10-30 | 2012-10-30 | Surface type detection equipment and method of solar light collecting mirror surface |
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| CN102937422A true CN102937422A (en) | 2013-02-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104697470A (en) * | 2013-12-08 | 2015-06-10 | 首航节能光热技术股份有限公司 | Solar trough type condenser splicing-angle detection device and detection method |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1651855A (en) * | 2005-02-06 | 2005-08-10 | 重庆大学 | 2-D, large range laser deflection / displacement measuring method and apparatus |
| CN101178303A (en) * | 2007-11-26 | 2008-05-14 | 刘洪云 | Method and device for testing railway by laser and device thereof |
| JP2008203091A (en) * | 2007-02-20 | 2008-09-04 | Pulstec Industrial Co Ltd | Apparatus and method for measuring three-dimensional shape |
| CN201476954U (en) * | 2009-09-09 | 2010-05-19 | 东莞市康达机电工程有限公司 | Groove type solar energy reflecting plate light concentration testing device |
| CN201811716U (en) * | 2010-08-31 | 2011-04-27 | 杭州三速科技有限公司 | Detection equipment of ceramic plate |
| CN201844980U (en) * | 2010-08-31 | 2011-05-25 | 常州视觉龙机电设备有限公司 | Automatic detection system of solar silicon wafer |
| CN201858967U (en) * | 2009-06-03 | 2011-06-08 | 北京汇力城技术有限公司 | Storage system for industrial laser triangulation measurement and high-speed images |
| CN202024876U (en) * | 2011-01-17 | 2011-11-02 | 东莞市康达机电工程有限公司 | Light-focusing precision testing device for solar parabolic reflection plate |
| CN102331239A (en) * | 2011-10-09 | 2012-01-25 | 湘潭电机力源模具有限公司 | Solar thermal power generating system and detection device of condenser reflection surface thereof |
| CN102564343A (en) * | 2011-12-29 | 2012-07-11 | 中国科学院长春光学精密机械与物理研究所 | Detection device for surface-shape errors of solar trench type curved surface reflector |
-
2012
- 2012-10-30 CN CN2012104218196A patent/CN102937422A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1651855A (en) * | 2005-02-06 | 2005-08-10 | 重庆大学 | 2-D, large range laser deflection / displacement measuring method and apparatus |
| JP2008203091A (en) * | 2007-02-20 | 2008-09-04 | Pulstec Industrial Co Ltd | Apparatus and method for measuring three-dimensional shape |
| CN101178303A (en) * | 2007-11-26 | 2008-05-14 | 刘洪云 | Method and device for testing railway by laser and device thereof |
| CN201858967U (en) * | 2009-06-03 | 2011-06-08 | 北京汇力城技术有限公司 | Storage system for industrial laser triangulation measurement and high-speed images |
| CN201476954U (en) * | 2009-09-09 | 2010-05-19 | 东莞市康达机电工程有限公司 | Groove type solar energy reflecting plate light concentration testing device |
| CN201811716U (en) * | 2010-08-31 | 2011-04-27 | 杭州三速科技有限公司 | Detection equipment of ceramic plate |
| CN201844980U (en) * | 2010-08-31 | 2011-05-25 | 常州视觉龙机电设备有限公司 | Automatic detection system of solar silicon wafer |
| CN202024876U (en) * | 2011-01-17 | 2011-11-02 | 东莞市康达机电工程有限公司 | Light-focusing precision testing device for solar parabolic reflection plate |
| CN102331239A (en) * | 2011-10-09 | 2012-01-25 | 湘潭电机力源模具有限公司 | Solar thermal power generating system and detection device of condenser reflection surface thereof |
| CN102564343A (en) * | 2011-12-29 | 2012-07-11 | 中国科学院长春光学精密机械与物理研究所 | Detection device for surface-shape errors of solar trench type curved surface reflector |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104697470A (en) * | 2013-12-08 | 2015-06-10 | 首航节能光热技术股份有限公司 | Solar trough type condenser splicing-angle detection device and detection method |
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