CN202066478U - Optical size measurement system based on light emitting diode (LED) - Google Patents
Optical size measurement system based on light emitting diode (LED) Download PDFInfo
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- CN202066478U CN202066478U CN2011201718853U CN201120171885U CN202066478U CN 202066478 U CN202066478 U CN 202066478U CN 2011201718853 U CN2011201718853 U CN 2011201718853U CN 201120171885 U CN201120171885 U CN 201120171885U CN 202066478 U CN202066478 U CN 202066478U
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- led
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- measuring system
- receiving device
- signal receiving
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Abstract
The utility model discloses an optical size measurement system based on a light emitting diode (LED), which comprises a signal emission device and a signal receiving device, wherein a parallel interval is formed between the signal emission device and the signal receiving device; the signal emission device comprises an emission bracket, a light barrier, a plurality of LED light sources and a plurality of light spotting prism combinations; and the signal receiving device comprises a receiving bracket, a plurality of receivers, a control analysis circuit and a display. The optical size measurement system has the advantages of simple structure, strong antijamming capability, low cost and long service life. The LED light sources are adopted to serve as light emitting elements, and a light spotting prism technology is combined to replace a laser to greatly lower the hardware cost of the measurement system.
Description
Technical field
The utility model relates to a kind of optical dimensions measuring system, is specifically related to a kind of LED-based optical dimensions measuring system.
Background technology
In the prior art, optical measuring system adopts parallel lines and laser beam to wait usually testee is scanned, detect the projection of the light relevant or stop situation with these body forms, go out with the parallel sweep light time that run-down needs between this object opposite endpoint with the time clock counter measures then, the structure of measuring system is complicated, hardware cost is too high, and serviceable life is shorter, and range of application is narrower.
The utility model content
In view of this, technical problem to be solved in the utility model is in conjunction with optical measuring technique, optical concentration technology, digital circuit technique and the communication technology, a kind of simple in structure, antijamming capability is strong, cost is low, the life-span is long optical measuring system is provided, broader applications are on the production line of every profession and trade, realize high speed, on-line monitoring accurately and measurement, improve Production Line efficient, promote product quality.
The utility model solves by following scheme and solves above-mentioned technical matters: a kind of LED-based optical dimensions measuring system, comprise sender unit and signal receiving device, and form parallel interval between described sender unit and the signal receiving device; Described sender unit comprises emission support, light barrier, at least three led light sources and optically focused prism group, described light barrier is arranged between emission support and the signal receiving device, described led light source is arranged on the one side of the nearly light barrier of emission support, described optically focused prism group is arranged between led light source and the light barrier, described light barrier be provided with some can be by the through hole of light, through hole is over against answering optically focused prism group; Described signal receiving device comprises receiving tray, some receivers, control analysis circuit and display, described receiver is arranged on the one side of the nearly sender unit of receiving tray, over against the through hole of answering on the light barrier, described control analysis circuit links to each other with receiving tray, and described display links to each other with the control analysis circuit.
Further, described led light source is evenly spaced apart on the emission support.
Further, described led light source is set to visible or infrared light.
Further, described optically focused prism group is set to scattered light is pooled the assembly of parallel beam.
Further, the through hole of described light barrier is set to the positive circle of 0.01～0.5 millimeter of diameter, the center of circle and corresponding optically focused prism group switching centre line coincidence.
Further, described receiver, control analysis circuit and display electrically connect mutually.
The utility model is simple in structure, antijamming capability is strong, cost is low, the life-span is long, adopts led light source as light-emitting component and in conjunction with the optically focused prism technique, has replaced laser instrument, has reduced the hardware cost of measuring system significantly.Simultaneously, the utility model is a kind of non-contact type on-line measurement device, has online high speed measurement function, can be used for the correction and the Size Measuring System of various sheet materials.
Description of drawings
Fig. 1 is the cross section structure synoptic diagram of an embodiment of a kind of LED-based optical dimensions measuring system of the utility model;
Fig. 2 is the user mode synoptic diagram of Fig. 1.
Embodiment
Below with reference to accompanying drawing and preferred embodiment characteristics of the present utility model are described in further detail.
As depicted in figs. 1 and 2, a kind of LED-based optical dimensions measuring system of present embodiment comprises sender unit A and signal receiving device B, forms parallel interval between sender unit and the signal receiving device; Sender unit comprises emission support 10, light barrier 3, at least three led light sources 1 and optically focused prism groups 2, light barrier is arranged between emission support and the signal receiving device, led light source is arranged on the one side of the nearly light barrier of emission support, optically focused prism group is arranged between led light source and the light barrier, light barrier is provided with some through holes 4 by light, and through hole is over against answering optically focused prism group; Signal receiving device comprises receiving tray 11, some receivers 5, control analysis circuit 6 and display 7, receiver is arranged on the one side of the nearly sender unit of receiving tray, over against the through hole of answering on the light barrier, the control analysis circuit links to each other with receiving tray, and display links to each other with the control analysis circuit.
Led light source is evenly spaced apart on the emission support, and led light source is set to visible or infrared light, and particularly, in unit area, the quantity of the led light source that is provided with on the emission support is many more, and the quantity of the light beam of generation is many more, and the measuring accuracy of system is high more.
Particularly, optically focused prism group is set to converge the assembly that scattered light becomes parallel beam, only allows parallel light beam to pass through, and blocks scattered light, thereby reduces the interference of scattered light.
The through hole of light barrier is set to the positive circle of 0.01～0.5 millimeter of diameter, the center of circle and corresponding optically focused prism group switching centre line coincidence, and receiver, control analysis circuit and display electrically connect mutually.
Under the duty, led light source is launched light and is converged by optically focused prism group and be parallel beam, after the through hole on the light barrier passes, light beam L launches to signal receiving device, particularly, body C to be detected can be placed the centre position between sender unit and signal receiving device, segment beam can not be transmitted into corresponding signal receiving device because of being sheltered from by body to be detected, number of beams and the position of coming the analytic signal receiving trap to receive by the control analysis circuit, can converse the length of body to be detected, the width equidimension, and demonstrate concrete numerical value by display.
The utility model is simple in structure, antijamming capability is strong, cost is low, adopt led light source as light-emitting component and in conjunction with the optically focused prism technique, reduced the hardware cost of measuring system significantly, prolonged serviceable life, can realize high speed, on-line monitoring accurately and measurement, improve Production Line efficient, promote product quality, satisfy production line sheet material, corrugated paper fabric width, measurement needs such as summary sheet material, printing sheets and textile cloth fabric width better.
Below only be preferred embodiment of the present utility model, or not all within spirit of the present utility model and principle in order to restriction the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (6)
1. a LED-based optical dimensions measuring system is characterized in that, comprises sender unit and signal receiving device, forms parallel interval between described sender unit and the signal receiving device;
Described sender unit comprises emission support, light barrier, at least three led light sources and optically focused prism group, described light barrier is arranged between emission support and the signal receiving device, described led light source is arranged on the one side of the nearly light barrier of emission support, described optically focused prism group is arranged between led light source and the light barrier, described light barrier be provided with some can be by the through hole of light, through hole is over against answering optically focused prism group;
Described signal receiving device comprises receiving tray, some receivers, control analysis circuit and display, described receiver is arranged on the one side of the nearly sender unit of receiving tray, over against the through hole of answering on the light barrier, described control analysis circuit links to each other with receiving tray, and described display links to each other with the control analysis circuit.
2. a kind of LED-based optical dimensions measuring system according to claim 1 is characterized in that, described led light source is evenly spaced apart on the emission support.
3. a kind of LED-based optical dimensions measuring system according to claim 1 is characterized in that described led light source is set to visible or infrared light.
4. a kind of LED-based optical dimensions measuring system according to claim 1 is characterized in that described optically focused prism group is set to scattered light is pooled the assembly of parallel beam.
5. a kind of LED-based optical dimensions measuring system according to claim 1 is characterized in that the through hole of described light barrier is set to the positive circle of 0.01～0.5 millimeter of diameter, the center of circle and corresponding optically focused prism group switching centre line coincidence.
6. a kind of LED-based optical dimensions measuring system according to claim 1 is characterized in that described receiver, control analysis circuit and display electrically connect mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201718853U CN202066478U (en) | 2011-05-26 | 2011-05-26 | Optical size measurement system based on light emitting diode (LED) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201718853U CN202066478U (en) | 2011-05-26 | 2011-05-26 | Optical size measurement system based on light emitting diode (LED) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202066478U true CN202066478U (en) | 2011-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201718853U Expired - Fee Related CN202066478U (en) | 2011-05-26 | 2011-05-26 | Optical size measurement system based on light emitting diode (LED) |
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| CN (1) | CN202066478U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102155915A (en) * | 2010-12-31 | 2011-08-17 | 东莞康视达自动化科技有限公司 | Online multi-band optical size detection method and system |
| CN102419151A (en) * | 2011-12-22 | 2012-04-18 | 安徽省蚌埠华益导电膜玻璃有限公司 | Signal detection apparatus used for vacuum chamber |
| CN104180757A (en) * | 2014-09-01 | 2014-12-03 | 苏州市吴中区胥口广博模具加工厂 | Mainboard component light curtain scan frame |
| CN106546179A (en) * | 2016-11-08 | 2017-03-29 | 佛山市海科知识产权交易有限公司 | A kind of log diameter's detection means and method |
| CN108827173A (en) * | 2018-08-27 | 2018-11-16 | 安徽天裕电力器材有限公司 | A kind of roll welding framework of steel reinforcement external diameter detection device and its detection method |
| CN111457849A (en) * | 2020-05-09 | 2020-07-28 | 广西孚农科技有限公司 | Seed bud identification sensor of sugarcane cutting machine |
| CN113275947A (en) * | 2021-05-24 | 2021-08-20 | 和县隆盛精密机械有限公司 | Intelligent workpiece coordinate measurement and control workbench for numerical control machine tool and use method thereof |
-
2011
- 2011-05-26 CN CN2011201718853U patent/CN202066478U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102155915A (en) * | 2010-12-31 | 2011-08-17 | 东莞康视达自动化科技有限公司 | Online multi-band optical size detection method and system |
| CN102155915B (en) * | 2010-12-31 | 2013-01-23 | 东莞科视自动化科技有限公司 | Online multi-band optical size detection method and system |
| CN102419151A (en) * | 2011-12-22 | 2012-04-18 | 安徽省蚌埠华益导电膜玻璃有限公司 | Signal detection apparatus used for vacuum chamber |
| CN102419151B (en) * | 2011-12-22 | 2013-12-25 | 安徽省蚌埠华益导电膜玻璃有限公司 | Signal detection apparatus used for vacuum chamber |
| CN104180757A (en) * | 2014-09-01 | 2014-12-03 | 苏州市吴中区胥口广博模具加工厂 | Mainboard component light curtain scan frame |
| CN106546179A (en) * | 2016-11-08 | 2017-03-29 | 佛山市海科知识产权交易有限公司 | A kind of log diameter's detection means and method |
| CN108827173A (en) * | 2018-08-27 | 2018-11-16 | 安徽天裕电力器材有限公司 | A kind of roll welding framework of steel reinforcement external diameter detection device and its detection method |
| CN111457849A (en) * | 2020-05-09 | 2020-07-28 | 广西孚农科技有限公司 | Seed bud identification sensor of sugarcane cutting machine |
| CN113275947A (en) * | 2021-05-24 | 2021-08-20 | 和县隆盛精密机械有限公司 | Intelligent workpiece coordinate measurement and control workbench for numerical control machine tool and use method thereof |
| CN113275947B (en) * | 2021-05-24 | 2022-07-26 | 和县隆盛精密机械有限公司 | Intelligent workpiece coordinate measurement and control workbench for numerical control machine tool and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111207 Termination date: 20120526 |