CN105157599A - Laser contour scanning-projection system - Google Patents
Laser contour scanning-projection system Download PDFInfo
- Publication number
- CN105157599A CN105157599A CN201510254417.5A CN201510254417A CN105157599A CN 105157599 A CN105157599 A CN 105157599A CN 201510254417 A CN201510254417 A CN 201510254417A CN 105157599 A CN105157599 A CN 105157599A
- Authority
- CN
- China
- Prior art keywords
- photosensitive panel
- screw mandrel
- conductor
- projection system
- laser
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
Abstract
The invention provides a laser contour scanning-projection system, comprising a photosensitive panel, a charging device, a processor, a driving device and a strip-type laser transmitter. The photosensitive panel is electrically connected with the charging device; the processor is connected with the photosensitive panel and the driving device; and the strip-type laser transmitter is movably disposed above the photosensitive panel through the driving device. The invention can achieve high-precision contour scanning.
Description
Technical field
The present invention relates to positioning system field, be specifically related to a kind of laser profile optical projection system.
Background technology
Scanning system in the industry tool has been widely used, and is usually used in the scanning recognition of component outline.
Scanning system many employings optics video system of prior art carries out, undertaken recording a video or taking by camera, then carry out identification according to video information and calculate, thus identify the profile of parts, this technology is usually used in field of machining, and the Linear cut of such as sheet material, workpiece remove batch cutting edge of a knife or a sword etc.But the precision of video system is not high, and affect by the pixel of camera to a great extent.Even if improve the pixel of camera, also error can be produced to the identification computing of video information.The precision that the problems referred to above result in scanning system has the bottleneck being difficult to break through all the time.
Being not difficult to find out, also there is certain defect in prior art.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of laser profile optical projection system, realizes high-accurate outline scanning.
For achieving the above object, the present invention is by the following technical solutions:
A kind of laser profile optical projection system, comprises photosensitive panel, charging device, processor, drive unit and bar shaped generating laser; Photosensitive panel is electrically connected with charging device; Processor is connected with photosensitive panel and drive unit; Bar shaped generating laser is located at the top of photosensitive panel by drive unit activity.
Further, described photosensitive panel comprises conductor substrate, photoresistor layer, cover glass, conductor frame, insulating frame and connecting circuit; Conductor substrate is made up of conductive material, and photoresistor layer is laid on insulated substrate; Cover glass is overlying on the surface that photoresistance is; Conductor frame gear is located on a wherein limit of insulated substrate, photoresistor layer and cover glass, and the inner side of conductor frame is provided with one microscler edge conductors; Photoresistor layer and edge conductors are electrically connected with charging device respectively; Insulating frame is located on the remaining edge of insulated substrate, photoresistor layer and cover glass; Be electrically connected by connecting circuit between edge conductors with conductor substrate, connecting circuit is connected with processor.
Further, described photoresistor layer is the uniform selenium packed layer of thickness.
Further, described drive unit comprises screw mandrel, motor, levelling bench and line slideway; Screw mandrel is located at above photosensitive panel, and the direction of screw mandrel is vertical with conductor frame; Line slideway is located at outside the two bar insulation frames vertical with conductor frame, and the direction of line slideway is parallel with the direction of screw mandrel; Screw mandrel drives with motor and is connected; The two ends of levelling bench are connected with the slide block of line slideway, and levelling bench is connected with the movable end of screw mandrel, and bar shaped generating laser is located on levelling bench.
A kind of laser profile optical projection system provided by the present invention, has the following advantages:
High-accurate outline scanning recognition is realized by the mode of optics and electricity;
Structure is simple, can be applied to field of machining;
The resolution of scanning can reach the rank of charge particle in theory, highly sensitive.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the one-piece construction schematic diagram of laser profile optical projection system of the present invention.
Fig. 2 is the structural representation of photosensitive panel.
Description of reference numerals:
1, photosensitive panel 2, bar shaped generating laser
3, screw mandrel 4, line slideway
5, levelling bench 6, connecting circuit
7, conductor substrate 8, photoresistor layer
9, cover glass 10, conductor frame
11, edge conductors
Embodiment
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the embodiment of the present invention and accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described.It should be noted that, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment
Refer to Fig. 1 and Fig. 2, the invention discloses a kind of laser profile optical projection system, comprise photosensitive panel 1, charging device, processor, drive unit and bar shaped generating laser 2; Photosensitive panel 1 is electrically connected with charging device; Processor is connected with photosensitive panel 1 and drive unit; Bar shaped generating laser 2 is located at the top of photosensitive panel 1 by drive unit activity.
Bar shaped generating laser 2 carries out laser scanning to photosensitive panel 1, thus the stealthy scanning record figure that paints out, identify by processor and preserve.Workpiece can be positioned on photosensitive panel 1 during use, to be moved along a direction by bar shaped generating laser 2 and scan it, light produces signal on photosensitive panel 1, thus the profile of record workpiece.This scanning is common in hollow out, the scanning of Linear cut sheet material and processing.
Described photosensitive panel 1 comprises conductor substrate 7, photoresistor layer 8, cover glass 9, conductor frame 10, insulating frame and connecting circuit 6; Conductor substrate 7 is made up of conductive material, and photoresistor layer 8 is laid on insulated substrate; Cover glass 9 is overlying on the surface that photoresistance is; Conductor frame 10 gear is located on a wherein limit of insulated substrate, photoresistor layer 8 and cover glass 9, and the inner side of conductor frame 10 is provided with one microscler edge conductors 11; Photoresistor layer 8 and edge conductors 11 are electrically connected with charging device respectively; Insulating frame is located on the remaining edge of insulated substrate, photoresistor layer 8 and cover glass 9; Be electrically connected by connecting circuit 6 between edge conductors 11 with conductor substrate 7, connecting circuit 6 is connected with processor.
The maximum feature of the present invention is the detection utilizing photoresistor layer 8 and edge conductors 11 to carry out laser scanning, and not only structure is simple, and photoresistor layer 8 can be reacted to minimum displacement, has high sensitivity.Photoresistor layer 8 can seamlessly transit and make the element of Scanning Detction, is equivalent to numerous scanning detection apparatus.Photoresistor layer 8 and edge conductors 11 form one group of electric capacity, can carry out scanning recognition accurately by the discharge scenario detecting this electric capacity to laser scanning.
The cover glass 9 being positioned at top layer mainly shields, and prevents photoresistor layer 8 from sustaining damage.Photoresistor layer 8 is the core of photosensitive panel 1, and photoresistor layer 8 resistivity after by illumination can reduce, and as preferably, photoresistor layer 8 is the uniform selenium packed layer of thickness.Photoresistor layer 8 and edge conductors 11 form electric capacity, first charged to photoresistor layer 8 and edge conductors 11 by charging device, make its surface with electric charge before using.When bar shaped generating laser 2 this region inswept, the corresponding linear areas resistivity of photoresistor layer 8 reduces and is switched on, and being equivalent to electric capacity is activated, and electric charge discharges via conductor substrate 7 pairs of connecting circuit 6, processor then records the situation of electric discharge, and calculates data.
As preferably, described drive unit comprises screw mandrel 3, motor, levelling bench 5 and line slideway 4; Screw mandrel 3 is located at above photosensitive panel 1, and the direction of screw mandrel 3 is vertical with conductor frame 10; Line slideway 4 is located at outside the two bar insulation frames vertical with conductor frame 10, and the direction of line slideway 4 is parallel with the direction of screw mandrel 3; Screw mandrel 3 drives with motor and is connected; The two ends of levelling bench 5 are connected with the slide block of line slideway 4, and levelling bench 5 is connected with the movable end of screw mandrel 3, and bar shaped generating laser 2 is located on levelling bench 5.
The single-degree-of-freedom that screw mandrel 3 can realize horizontal direction drives, and drives levelling bench 5 to move in the horizontal direction, and then drives bar shaped generating laser 2 to scan in the horizontal direction.
Concrete calculating meets mathematical relation:
In formula, C is the numerical value of electric capacity, and Q is the quantity of electric charge, and U is the voltage at electric capacity two ends, and ε is the specific inductive capacity of electric capacity medium, and S is that the right opposite of pole plate amasss, and k is electrostatic force constant, and d is the spacing of capacitor plate.
Wherein, magnitude of voltage U, DIELECTRIC CONSTANT ε, electrostatic force constant k all can determine when designing, for the present invention, d is the shift length of bar shaped generating laser 2, as long as measure quantity of electric charge Q can calculate capacitance C, and record the shift length d of bar shaped generating laser 2, the pole plate right opposite that can calculate electric capacity amasss S.And generally, the length of bar shaped laser is equal with the width of photosensitive panel 1, the profile of workpiece is then blinded by the bar shaped laser of part, thus the actual laser be radiated on photosensitive panel 1 is a wherein part for bar shaped laser, and namely this length being radiated at the bar shaped laser of photosensitive panel 1 determine pole plate right opposite and amass S.
The present invention can be applicable in the cutting processing of sheet material, sheet material through Linear cut is placed on photosensitive panel 1, carry out scanning recognition by above-mentioned principle, processor can carry out high precision identification to the Linear cut pattern of sheet material, so just can carry out high-precision cutting fast and replicate.Or may be used for the removal of burr, first by the data input processor of workpiece, after scanned, find that actual workpiece profile is greater than the design profile of workpiece, the part so had more is actual is the burr stayed in workpiece roughing process, can remove according to the comparison result of processor.
A kind of laser profile optical projection system provided by the present invention, realizes high-accurate outline scanning recognition by the mode of optics and electricity, can be used for the scanning recognition of workpiece, cloak removal etc.Product structure is simple, can be applied to field of machining.And the resolution of scanning can reach the rank of charge particle in theory, highly sensitive.
The above embodiment only have expressed one embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (4)
1. a laser profile optical projection system, is characterized in that: comprise photosensitive panel, charging device, processor, drive unit and bar shaped generating laser; Photosensitive panel is electrically connected with charging device; Processor is connected with photosensitive panel and drive unit; Bar shaped generating laser is located at the top of photosensitive panel by drive unit activity.
2. laser profile optical projection system according to claim 1, is characterized in that: described photosensitive panel comprises conductor substrate, photoresistor layer, cover glass, conductor frame, insulating frame and connecting circuit; Conductor substrate is made up of conductive material, and photoresistor layer is laid on insulated substrate; Cover glass is overlying on the surface that photoresistance is; Conductor frame gear is located on a wherein limit of insulated substrate, photoresistor layer and cover glass, and the inner side of conductor frame is provided with one microscler edge conductors; Photoresistor layer and edge conductors are electrically connected with charging device respectively; Insulating frame is located on the remaining edge of insulated substrate, photoresistor layer and cover glass; Be electrically connected by connecting circuit between edge conductors with conductor substrate, connecting circuit is connected with processor.
3. laser profile optical projection system according to claim 2, is characterized in that: described photoresistor layer is the uniform selenium packed layer of thickness.
4. laser profile optical projection system according to claim 2, is characterized in that: described drive unit comprises screw mandrel, motor, levelling bench and line slideway; Screw mandrel is located at above photosensitive panel, and the direction of screw mandrel is vertical with conductor frame; Line slideway is located at outside the two bar insulation frames vertical with conductor frame, and the direction of line slideway is parallel with the direction of screw mandrel; Screw mandrel drives with motor and is connected; The two ends of levelling bench are connected with the slide block of line slideway, and levelling bench is connected with the movable end of screw mandrel, and bar shaped generating laser is located on levelling bench.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510254417.5A CN105157599B (en) | 2015-05-16 | 2015-05-16 | A kind of laser profile optical projection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510254417.5A CN105157599B (en) | 2015-05-16 | 2015-05-16 | A kind of laser profile optical projection system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105157599A true CN105157599A (en) | 2015-12-16 |
| CN105157599B CN105157599B (en) | 2019-01-01 |
Family
ID=54798543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510254417.5A Active CN105157599B (en) | 2015-05-16 | 2015-05-16 | A kind of laser profile optical projection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105157599B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112113512A (en) * | 2020-08-19 | 2020-12-22 | 信义汽车部件（天津）有限公司 | Method and device for determining outer contour of automobile glass |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5172001A (en) * | 1989-01-30 | 1992-12-15 | Aeroel S.R.L. | System to automatically compensate the transversal oscillation of the scanning plane in a laser scanner used for profile measurement using reference element |
| CN104359405A (en) * | 2014-11-27 | 2015-02-18 | 上海集成电路研发中心有限公司 | Three-dimensional scanning device |
| CN204854652U (en) * | 2015-05-16 | 2015-12-09 | 陈超 | Laser profile scanning projecting system |
-
2015
- 2015-05-16 CN CN201510254417.5A patent/CN105157599B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5172001A (en) * | 1989-01-30 | 1992-12-15 | Aeroel S.R.L. | System to automatically compensate the transversal oscillation of the scanning plane in a laser scanner used for profile measurement using reference element |
| CN104359405A (en) * | 2014-11-27 | 2015-02-18 | 上海集成电路研发中心有限公司 | Three-dimensional scanning device |
| CN204854652U (en) * | 2015-05-16 | 2015-12-09 | 陈超 | Laser profile scanning projecting system |
Non-Patent Citations (1)
| Title |
|---|
| 聂鹏程等: "植物叶面积无损测量方法及仪器开发", 《农业工程学报》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112113512A (en) * | 2020-08-19 | 2020-12-22 | 信义汽车部件（天津）有限公司 | Method and device for determining outer contour of automobile glass |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105157599B (en) | 2019-01-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20170003147A1 (en) | Macro-micro composite grating ruler measuring system based on conversion and amplification in vertical and horizontal directions | |
| CN204854652U (en) | Laser profile scanning projecting system | |
| US10802063B2 (en) | Detection device and detection method | |
| CN105190500A (en) | Method for inspecting touch-panel electrode substrate | |
| CN103744161A (en) | High-precision automatic image surface adjusting device and adjusting method thereof | |
| CN115940570B (en) | Focusing motor, closed-loop control method of focusing motor and image pickup apparatus | |
| CN105157599A (en) | Laser contour scanning-projection system | |
| CN103971445A (en) | Paper money thickness detecting device | |
| CN207515740U (en) | A kind of high-precision full-automatic 3D glass detection devices | |
| CN204963785U (en) | Laser orbit scanning system | |
| TR201815445T4 (en) | Apparatus and method for stripping electrical rod conductors, in particular for rod windings of electrical machines. | |
| CN104793375A (en) | Detection device for frame sealing adhesive | |
| CN113203908B (en) | Method, device, equipment and system for determining capacitor electrostatic discharge failure voltage | |
| CN203759335U (en) | High-precision automatic image surface adjusting device | |
| CN102680743A (en) | Template fast approximation and in-situ detection device and method in micro-nano instruments and equipment | |
| CN203825705U (en) | Thin sheet detecting apparatus and image retrieving apparatus | |
| CN203800995U (en) | Image sensor | |
| CN105136012A (en) | Detection apparatus of film thickness | |
| CN103471496B (en) | A kind of detection method of condenser type wire diameter of thread steel on-line measurement system | |
| CN105091745A (en) | Laser track scanning system | |
| CN204479028U (en) | A kind of unidirectional split type filament laser diameter measuring instrument | |
| CN1842391A (en) | Method and apparatus for profile electrical discharge machining | |
| CN105013716A (en) | Bottle cap quality on-line detection system | |
| CN203825702U (en) | Bank note thickness detector | |
| CN201666995U (en) | Laser device for acousto-optic modulation curve process of conductive thin film of panel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180305 Address after: 226600 Millennium Garden West villa district, Anping West Road, Haian County, Nantong, Jiangsu Applicant after: Xia Yu Address before: 510070 Liwan District, Guangzhou, Zhongshan, No. eight road, No. two, ladder 801, 31 Applicant before: Chen Chao |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20181019 Address after: 318050 Room 401, 171 Xin'an District, Lubei street, Luqiao District, Taizhou, Zhejiang. Applicant after: Li Mingyuan Address before: 226600 Millennium Garden West villas No. 106, Anping West Road, Haian, Nantong, Jiangsu Applicant before: Xia Yu |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230605 Address after: Room 409, No. 7 Sanheng Road, Shijing Industrial Zone, Shimen Street, Baiyun District, Guangzhou City, Guangdong Province, 510000 Patentee after: Longying Technology (Guangzhou) Co.,Ltd. Address before: 318050 Room 401, 171 Xin'an District, Lubei street, Luqiao District, Taizhou, Zhejiang. Patentee before: Li Mingyuan |
|
| TR01 | Transfer of patent right |