CN203981377U - A kind of optical characteristic test device of LED lamp bar - Google Patents

A kind of optical characteristic test device of LED lamp bar Download PDF

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Publication number
CN203981377U
CN203981377U CN201420425565.XU CN201420425565U CN203981377U CN 203981377 U CN203981377 U CN 203981377U CN 201420425565 U CN201420425565 U CN 201420425565U CN 203981377 U CN203981377 U CN 203981377U
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CN
China
Prior art keywords
led lamp
lamp bar
optical characteristic
characteristic test
integrating sphere
Prior art date
Application number
CN201420425565.XU
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Chinese (zh)
Inventor
潘先进
庄圆
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苏州弗士达科学仪器有限公司
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Priority to CN201420425565.XU priority Critical patent/CN203981377U/en
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Publication of CN203981377U publication Critical patent/CN203981377U/en

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Abstract

The optical characteristic test device that the utility model discloses a kind of LED lamp bar, comprises mechanism for testing, clamping fixture table, cabinet and display.It is by integrating sphere collecting test light source, and by optical fiber, light source lead-in light spectrometer, spectrometer carries out analyzing and processing to light source.Make like this optical data that tests out more true, especially the measuring accuracy in the projects such as luminous flux and measuring speed all greatly promote.More stable and true with respect to traditional wavelength module testing, go for industrial test in enormous quantities.Its stationary fixture has adopted General design, can the LED lamp bar of compatible width in 2mm~20mm, length can compatible 1200mm with interior LED lamp bar.Ensureing, under the prerequisite of measuring accuracy, to have realized Quick Measurement, reduced product test cost, shortened test period.Wherein stationary fixture has incorporated the design of snap-on, also makes clamping LED lamp bar more convenient and laborsaving.

Description

A kind of optical characteristic test device of LED lamp bar
Technical field
The utility model relates to optical detective technology field, relates to specifically a kind of optical characteristic test device of LED lamp bar.
Background technology
LED lamp bar is a string LED circuit, is mainly made up of LED wiring board, and LED adopts series-parallel system.Lamp bar is as back light, and wherein LED is to final display characteristic important.LED is as luminescent device, and its optical characteristics is focal point, therefore about its quality must be carried out comprehensive evaluation from all many-sides such as optics, electricity and calorifics.
But what the test of LED lamp bar generally adopted at present is wavelength assembly, although fairly simple, but limitation is larger, the light sending due to LED lamp bar does not enter the inductive head of wavelength assembly completely, and the degree of accuracy of its test is inadequate since then, and colour temperature, light be appropriate etc., and parameter cannot be tested.
Integrating sphere is best solution normally, and it is called again the logical ball of light, is the spheroid of a hollow, and inside surface scribbles high reflecting material, and the diffusion of ball inwall each point is even, conventionally has two ports, and one end is fixed on detector, and the other end is used for input by photometry.For testing the parameter such as luminous flux, radiation flux, Radiant UV Power and spectral radiant power distribution of various light sources.But integrating sphere is more in experiment indoor application, and is applied to the at present also less of production practices, cannot under the prerequisite that ensures measuring accuracy, realize the fast detecting of the optical characteristics to LED lamp bar.
Utility model content
The utility model aims to provide the optical characteristic test device of realizing the LED lamp bar of the fast detecting of the optical characteristics to LED lamp bar under a kind of prerequisite ensureing measuring accuracy.
For solving the problems of the technologies described above, the technical solution of the utility model is:
A kind of optical characteristic test device of LED lamp bar, comprise testing agency, described testing agency comprises mounting seat and is arranged on the integrating sphere in described mounting seat, optical fiber, spectrometer, CCD locating module, light barrier, the first guide rail and the second guide rail, described integrating sphere is arranged on described the first guide rail by mounting blocks, described CCD locating module is arranged on described the second guide rail by mounting blocks, described the first guide rail and described the second guide rail parallel setting, described integrating sphere is connected with described spectrometer by described optical fiber, described CCD locating module below is provided with described light barrier, described integrating sphere below is provided with stretchable clamping fixture table, and described clamping fixture table is provided with multiple stationary fixtures, and described stationary fixture is the probe tool of lighting a lamp.
Also comprise further cabinet, described testing agency and described clamping fixture table are built in described cabinet.
In described cabinet, be provided with further the orthogonal X-axis adjusting seat of place plane, Y-axis adjusting seat and Z axis adjusting seat, wherein said testing agency is movably arranged in described X-axis adjusting seat and described Z axis adjusting seat, and described clamping fixture table is movably arranged in described Y-axis adjusting seat.
Also comprise further display and display frame, described display frame is fixedly connected with described cabinet, and described display is arranged on described display frame, and described display is connected with described spectrometer.
The probe tool of lighting a lamp is further the spring snap type probe tool of lighting a lamp.
Described cabinet lower end is provided with castor further.
Described integrating sphere is temperature control integrating sphere further.
Described CCD locating module is quick logical CCD band full length shot locating module further.
The diameter of described integrating sphere is 180mm further.
Adopt technique scheme, the utility model at least comprises following beneficial effect:
1. the optical characteristic test device of LED lamp bar described in the utility model, by described integrating sphere collecting test light source, imports described spectrometer by described optical fiber light source, and described spectrometer carries out analyzing and processing to light source.Make like this optical data that tests out more true, especially the measuring accuracy in the projects such as luminous flux and measuring speed all greatly promote.More stable and true with respect to traditional wavelength module testing, go for industrial test in enormous quantities.
2. the optical characteristic test device of LED lamp bar described in the utility model, stationary fixture has adopted General design, can the LED lamp bar of compatible width in 2mm~20mm, length can compatible 1200mm with interior LED lamp bar.Ensureing, under the prerequisite of measuring accuracy, to have realized Quick Measurement, reduced product test cost, shortened test period.Wherein said stationary fixture has incorporated the design of snap-on, also makes clamping LED lamp bar more convenient and laborsaving.
Brief description of the drawings
Fig. 1 is the front view of testing agency described in the utility model;
Fig. 2 is the side view of testing agency described in the utility model;
Fig. 3 is the front view of the optical characteristic test device of LED lamp bar described in the utility model.
Wherein: 1. testing agency, 2. clamping fixture table, 3. cabinet, 4. display, 5. display frame, 6. castor, 11. mounting seat, 12. integrating spheres, 13.CCD locating module, 14. light barriers, 15. first guide rails, 16. second guide rails, 21.X axial adjustment seat, 22.Y axial adjustment seat, 23.Z axial adjustment seat.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further illustrated.
As shown in Figure 1 to Figure 3, for meeting the optical characteristic test device of a kind of LED lamp bar of the present utility model, comprise testing agency 1, described testing agency 1 comprises mounting seat 11 and is arranged on integrating sphere 12, optical fiber, spectrometer, CCD locating module 13, light barrier 14, the first guide rail 15 and the second guide rail 16 in described mounting seat 11, described integrating sphere 12 is arranged on described the first guide rail 15 by mounting blocks, described CCD locating module 13 is arranged on described the second guide rail 16 by mounting blocks, and described the first guide rail 15 and described the second guide rail 16 be arranged in parallel.Described integrating sphere 12 and described CCD locating module 13 can slide and be set on described the first guide rail 15 and described the second guide rail 16, also can be to be fixed on described the first guide rail 15 and described the second guide rail 16, can adjust accordingly and set according to actual service condition herein, described mounting seat 11 be provided with multiple mounting holes and can be fixed.Described integrating sphere 12 is connected with described spectrometer by described optical fiber, and described CCD locating module 13 belows are provided with described light barrier 14.Described spectrometer is for measuring luminous flux (Lm), light intensity (cd), spectral distribution, the colourity (x of every LEDs on every LED lamp bar, y), (u', v'), the magnitude of voltage (V) between homogeneity, aberration (Δ u'v') and every string, current value (I, mA), voltage difference (Δ V), spectrum predominant wavelength.When manual test, can select single string to light and go here and there more lights.Described spectrometer preferably uses USB2000+ spectrometer, and its optical resolution is 10.0nm FWHM, and between 3.8ms-10s, so can ensure to obtain higher measuring accuracy and shorter test period integral time.Wherein said spectrometer is not shown in Fig. 1, and its particular location is set and can be set according to actual service condition, only needs to ensure that it is connected with described integrating sphere 12, is not construed as limiting herein.
The principle of work of the present embodiment is, by described integrating sphere 12 collecting test light sources, by described optical fiber, light source to be imported to described spectrometer, and described spectrometer carries out analyzing and processing to light source.In the time of test, with the described CCD locating module 13 on described integrating sphere 12 sides, LED lamp bar to be tested is positioned specifically, then described integrating sphere 12 moves to the upper surface of LED lamp bar to be tested, preferably described integrating sphere 12 distance LED lamp bar upper surface 1mm to be tested.Make like this optical data that tests out more true, especially in projects such as luminous fluxes, this combined test is more stable and true with respect to traditional wavelength module testing.
Described integrating sphere 12 belows are provided with stretchable clamping fixture table 2, and described clamping fixture table 2 is provided with multiple stationary fixtures, and described stationary fixture is the probe tool of lighting a lamp.Described clamping fixture table 2 can manually put in and stretch out, and is convenient to place LED lamp bar, has reduced test man's fatigue strength.The described probe tool of lighting a lamp is directly inserted in the joint of Led lamp bar by air cylinder driven.In measuring process, tested Led lamp bar can be lighted by root, then measure by root.
The present embodiment also comprises cabinet 3, and described testing agency and described clamping fixture table 2 are built in described cabinet 3.Not only make the profile of whole device more attractive in appearance by the setting of described cabinet 3, also can be good at protecting built-in described testing agency 1 and described clamping fixture table 2, extended to a certain extent the serviceable life of whole device simultaneously.
In described cabinet 3, be provided with the orthogonal X-axis adjusting seat 21 of place plane, Y-axis adjusting seat 22 and Z axis adjusting seat 23, wherein said testing agency 1 is movably arranged in described X-axis adjusting seat 21 and described Z axis adjusting seat 23, and described clamping fixture table 2 is movably arranged in described Y-axis adjusting seat 22.Described X-axis adjusting seat 21 can be along X-direction automated movement, and described Y-axis adjusting seat 22 can be along Y direction automated movement, and described Z axis adjusting seat 23 can be along Z-direction automated movement.Preferably its X-direction automated movement stroke is 800mm, and precision is 0.01mm; Y direction automated movement stroke is 400mm, and precision is 0.01mm; Z-direction automated movement stroke is 350mm, and precision is 0.01mm.Described X-axis adjusting seat 21, Y-axis adjusting seat 22 and Z axis adjusting seat 23 can drive by motor, also can provide other mechanisms to drive, due to its routine techniques means that are those skilled in the art, so locate to repeat no more.
The present embodiment also comprises display 4 and display frame 4, and described display frame 4 is fixedly connected with described cabinet 3, and described display 4 is arranged on described display frame 4, and described display 4 is connected with described spectrometer.By the setting of described display 4, tester can watch more intuitively test structure and carry out various test operations, operates simpler.
The probe tool of lighting a lamp is preferably the spring snap type probe tool of lighting a lamp.Described stationary fixture has adopted General design, can the LED lamp bar of compatible width in 2mm~20mm, length can compatible 1200mm with interior LED lamp bar.Ensureing, under the prerequisite of measuring accuracy, to have realized Quick Measurement, reduced product test cost, shortened test period.Wherein said stationary fixture has incorporated the design of snap-on, also makes clamping LED lamp bar more convenient and laborsaving.
Preferably described cabinet 3 lower ends are provided with castor 6.Can move comparatively easily described cabinet 3 by described castor 6, whole device dirigibility is stronger.
Preferably described integrating sphere 12 is temperature control integrating sphere, and described temperature control integrating sphere can detect surrounding environment in real time, and guarantee lamp bar is tested in the environment of constant temperature.Preferably described CCD locating module 13 is quick logical CCD band full length shot locating module, and preferably the diameter of described integrating sphere 12 is 180mm.
Above an embodiment of the present utility model is had been described in detail, but the preferred embodiment that described content is only created for the utility model can not be considered to for limiting practical range of the present utility model.All any equivalent variations of doing according to the utility model application range, all should be still within patent covering scope of the present utility model.

Claims (9)

1. the optical characteristic test device of a LED lamp bar, it is characterized in that, comprise testing agency, described testing agency comprises mounting seat and is arranged on the integrating sphere in described mounting seat, optical fiber, spectrometer, CCD locating module, light barrier, the first guide rail and the second guide rail, described integrating sphere is arranged on described the first guide rail by mounting blocks, described CCD locating module is arranged on described the second guide rail by mounting blocks, described the first guide rail and described the second guide rail parallel setting, described integrating sphere is connected with described spectrometer by described optical fiber, described CCD locating module below is provided with described light barrier, described integrating sphere below is provided with stretchable clamping fixture table, and described clamping fixture table is provided with multiple stationary fixtures, and described stationary fixture is the probe tool of lighting a lamp.
2. the optical characteristic test device of LED lamp bar as claimed in claim 1, is characterized in that: also comprise cabinet, described testing agency and described clamping fixture table are built in described cabinet.
3. the optical characteristic test device of LED lamp bar as claimed in claim 2, it is characterized in that: in described cabinet, be provided with the orthogonal X-axis adjusting seat of place plane, Y-axis adjusting seat and Z axis adjusting seat, wherein said testing agency is movably arranged in described X-axis adjusting seat and described Z axis adjusting seat, and described clamping fixture table is movably arranged in described Y-axis adjusting seat.
4. the optical characteristic test device of LED lamp bar as claimed in claim 3, it is characterized in that: also comprise display and display frame, described display frame is fixedly connected with described cabinet, and described display is arranged on described display frame, and described display is connected with described spectrometer.
5. the optical characteristic test device of the LED lamp bar as described in as arbitrary in claim 1-4, is characterized in that: described in the probe tool of lighting a lamp be the spring snap type probe tool of lighting a lamp.
6. the optical characteristic test device of LED lamp bar as claimed in claim 5, is characterized in that: described cabinet lower end is provided with castor.
7. the optical characteristic test device of LED lamp bar as claimed in claim 6, is characterized in that: described integrating sphere is temperature control integrating sphere.
8. the optical characteristic test device of LED lamp bar as claimed in claim 7, is characterized in that: described CCD locating module is quick logical CCD band full length shot locating module.
9. the optical characteristic test device of LED lamp bar as claimed in claim 7 or 8, is characterized in that: the diameter of described integrating sphere is 180mm.
CN201420425565.XU 2014-07-30 2014-07-30 A kind of optical characteristic test device of LED lamp bar CN203981377U (en)

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Application Number Priority Date Filing Date Title
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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104697750A (en) * 2015-03-16 2015-06-10 厦门先机光电设备有限公司 Testing machine for LED (light emitting diode) light source plate
CN105181302A (en) * 2015-10-12 2015-12-23 国网天津市电力公司 Device for detecting LED brightness consistency in linear light source production process
CN105259377A (en) * 2015-11-10 2016-01-20 台龙电子(昆山)有限公司 An LED optical-electrical characteristic measurement instrument
CN105300666A (en) * 2015-11-05 2016-02-03 苏州威盛视信息科技有限公司 LED lamp strip detection device and method
CN105675264A (en) * 2016-01-18 2016-06-15 宁波卓时检测技术有限公司 Test method for luminous flux of LED light strings
CN106053020A (en) * 2016-06-07 2016-10-26 北京安达维尔民用航空技术有限公司 Optical detection device
CN106125015A (en) * 2016-08-30 2016-11-16 苏州康贝尔电子设备有限公司 A kind of movably lamp bar test machine
CN106657984A (en) * 2016-11-26 2017-05-10 珠海市运泰利自动化设备有限公司 Vehicle-mounted camera function automatic test machine
CN107490468A (en) * 2017-08-15 2017-12-19 广东欧曼科技股份有限公司 A kind of detection method for being used to detect light bar

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104697750A (en) * 2015-03-16 2015-06-10 厦门先机光电设备有限公司 Testing machine for LED (light emitting diode) light source plate
CN105181302A (en) * 2015-10-12 2015-12-23 国网天津市电力公司 Device for detecting LED brightness consistency in linear light source production process
CN105300666A (en) * 2015-11-05 2016-02-03 苏州威盛视信息科技有限公司 LED lamp strip detection device and method
CN105259377A (en) * 2015-11-10 2016-01-20 台龙电子(昆山)有限公司 An LED optical-electrical characteristic measurement instrument
CN105675264A (en) * 2016-01-18 2016-06-15 宁波卓时检测技术有限公司 Test method for luminous flux of LED light strings
CN106053020A (en) * 2016-06-07 2016-10-26 北京安达维尔民用航空技术有限公司 Optical detection device
CN106125015A (en) * 2016-08-30 2016-11-16 苏州康贝尔电子设备有限公司 A kind of movably lamp bar test machine
CN106657984A (en) * 2016-11-26 2017-05-10 珠海市运泰利自动化设备有限公司 Vehicle-mounted camera function automatic test machine
CN107490468A (en) * 2017-08-15 2017-12-19 广东欧曼科技股份有限公司 A kind of detection method for being used to detect light bar

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