CN102878453B - Light source mechanism capable of moving along spherical track - Google Patents
Light source mechanism capable of moving along spherical track Download PDFInfo
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- CN102878453B CN102878453B CN201210311187.8A CN201210311187A CN102878453B CN 102878453 B CN102878453 B CN 102878453B CN 201210311187 A CN201210311187 A CN 201210311187A CN 102878453 B CN102878453 B CN 102878453B
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- light source
- inside casing
- housing
- light
- axle system
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Abstract
The invention provides a light source mechanism capable of moving along a spherical track, belongs to the field of mechanical structures, and particularly relates to a uniform-illumination parallel light source device capable of directly emitting light rays from various angles. The light source mechanism can move along the spherical track through a two-dimensional moving mechanism, uniform parallel light sources capable of directly emitting light rays from various angles can be formed by combining light sources, and spatial positions of the light sources can be accurately controlled and positioned. The light source mechanism comprises the two-dimensional moving mechanism and a light source assembly capable of emitting parallel light rays, wherein an inner frame and an outer frame in the two-dimensional moving mechanism rotate around respective axes; the outer frame simultaneously drives the inner frame to rotate; the light sources circularly move in the X-axis direction and the Y-axis direction respectively, so that a spherical motion track is formed; light rays emitted from the light sources directly face a sphere center within a range of the motion track all the time, the distances from the light rays to the sphere center are equal, and consistency of illumination is kept. The position of a spherical center point of the spherical track of the light sources is changed by changing the positions of the light sources on a light source mounting plate.
Description
Technical field
The present invention relates to mechanical structure field, be specifically related to a kind of light source mechanism realizing spheric motion track, particularly realize the even device waiting the source of parallel light of illumination from all angles direct projection.
Background technology
In scientific experiment, the application of various experimental light sources is very extensive; Some equipment such as the optical signal such as actinometer, theodolite tracing equipment is rotation around an axis or two axis in the motion in space, requires that equipment turns to the arbitrarily angled directional light that the illuminance such as can to receive in space and shines.The movement locus of the local device of equipment reception illumination is the sphere of the centre of sphere often with crossing point of axes, existing light source mechanism generally adopts fixed installation, can not irradiate in real time equipment, the equipment that can not ensure is at the arbitrarily angled directional light that the illuminance such as can to receive.
Summary of the invention
The object of the present invention is to provide a kind of light source mechanism realizing spheric motion track, spheric motion track is realized by two-dimensional motion mechanism, and then realize from the uniform parallel light source of all angles direct projection, can accurately to control the locus with positioned light source in conjunction with light source simultaneously.
For achieving the above object, light source mechanism of the present invention comprises two-dimensional motion mechanism and can send the light source assembly of directional light;
Described two-dimensional motion mechanism comprises housing, inside casing and light source installing plate; Described housing is positioned at same level with the axis of inside casing and mutually vertical, and described light source installing plate is fixed on the top of inside casing; Described inside casing is around own axis, and described housing, around own axis, drives inside casing synchronous axial system;
Described light source assembly comprises spot light, light hurdle and lens, and described spot light is placed in the focal range of described lens, and the light that spot light sends passes lens after light hurdle eliminate stray light;
Described light source assembly is arranged on the light source installing plate of two-dimensional motion mechanism, and the parallel rays that described light source assembly is sent is through the intersection point of inside casing axis and housing axis.
Described spot light is inserted on lamp socket, pad, polyimides pad and described lamp socket are connected by screw on light source link, there is seam described light source link one end, described smooth hurdle is placed in the seam of described light source link, the described light source link other end connects one end of lens barrel, the other end of described lens barrel is connected with microscope base by screw thread, and described lens are fixed on described microscope base by threaded ring.
Described two-dimensional motion mechanism also comprises housing drive end axle system, housing driven end axle system, housing motor-decelerator, housing encoder, inside casing drive end axle system, inside casing driven end axle system, inside casing motor-decelerator, inside casing encoder; Described housing motor-decelerator is fixed on described housing drive end axle and fastens, described housing encoder is fixed on described housing driven end axle and fastens, described inside casing by described inside casing drive end axle system and described inside casing driven end coupling of shaft system on described housing, described inside casing motor-decelerator is fixed on described inside casing drive end axle and fastens, and described inside casing encoder is fixed on inside casing driven end axle and fastens.
Described spot light is halogen tungsten lamp or deuterium lamp.
Described spot light is placed on the focus place of lens.
Described housing drive end axle system and described housing driven end axle system are fixed on objective table, and described objective table is connected with bottom bracket by bolt.
Described two-dimensional motion mechanism housing pivot center in right-handed coordinate system is X-axis, and inside casing pivot center is Y-axis, and two axial lines intersection point is initial point O.
Beneficial effect of the present invention is: light source mechanism of the present invention adjusts the relative position of lens and spot light by the relative position adjusting microscope base and lens barrel, makes spot light farthest close to the focal position of lens, thus obtains the good light beam of the depth of parallelism; Housing motor-decelerator provides power, drives housing to rotate motion around X-axis, and housing drives inside casing to rotate, and drive light source moves in a circle around X-axis simultaneously.Inside casing motor-decelerator provides power, drives inside casing to rotate motion around Y-axis, moves in a circle the while of light source around Y-axis.Light source is in X-axis, and Y-axis both direction moves in a circle respectively, and form the movement locus of sphere, light source is within the scope of movement locus, and emit beam the moment direct projection centre of sphere, and apart from equal, keeps illuminance consistent.Two-dimensional motion mechanism of the present invention not only can control the rotation respectively of X-direction and Y direction, and can control the interlock of both direction, therefore can realize the flexible positioning of light source.Arrange inside casing encoder and housing encoder respectively at the axle system other end relative with motor-decelerator, because axle and housing and inside casing are rigidly connected, therefore encoder can the Measurement accuracy axle system angle of rotating and position.The centre of sphere point position of light source sphere track is changed by changing the position of light source on light source installing plate, and centre of sphere point optical receiver point just, optical receiver point is positioned in dimensional turntable X-axis or Y-axis.
Accompanying drawing explanation
To be that the present invention is a kind of realize two-dimensional motion mechanism schematic diagram in the light source mechanism of spheric motion track to Fig. 1;
Fig. 2 is the light source assembly that can send directional light in light source mechanism of the present invention;
Wherein: 1, bottom bracket, 2, objective table, 3, inside casing motor-decelerator, 4, inside casing drive end axle system, 5, housing, 6, housing encoder, 7, housing driven end axle system, 8, light source assembly, 9, light source installing plate, 10, inside casing, 11, inside casing driven end axle system, 12, inside casing encoder, 13, housing drive end axle system, 14, housing motor-decelerator, 15, light source link, 16, lens barrel, 17, microscope base, 18, threaded ring, 19, lens, 20, Guang Lan, 21, spot light, 22, lamp socket, 23 pads, 24, polyimides pad.
Detailed description of the invention
Below in conjunction with detailed description of the invention, the invention will be further described.
Embodiment one:
See accompanying drawing 1,2, light source mechanism of the present invention comprises two-dimensional motion mechanism and can send the light source assembly 8 of directional light, and described two-dimensional motion mechanism comprises bottom bracket 1, objective table 2, housing 5, housing drive end axle system 13, housing driven end axle system 7, housing motor-decelerator 14, housing encoder 6, inside casing 10, inside casing drive end axle system 4, inside casing driven end axle system 11, inside casing motor-decelerator 3, inside casing encoder 12, light source installing plate 9; Described objective table 2 is bolted with bottom bracket 1, housing drive end axle system 13 and housing driven end axle system 7 are fixed on objective table 2, housing motor-decelerator 14 is fixed in housing drive end axle system 13, housing encoder 6 is fixed in housing driven end axle system 7, inside casing 10 is connected on housing 5 by inside casing drive end axle system 4 and inside casing driven end axle system 11, and light source installing plate 9 is fixed on inside casing 10 upper end; Described light source assembly 8 comprises spot light 21, lamp socket 22, pad 23, light hurdle 20, light source link 15, lens barrel 16, microscope base 17, lens 19, threaded ring 18; Described spot light 21 is inserted on lamp socket 22, lamp socket 22, pad 23, pad 23 are connected by screw on light source link 15, there is seam light source link 15 one end, light hurdle 20 is placed in the seam of light source link 15, light source link 15 other end connects one end of lens barrel 16, the other end of lens barrel 16 is connected with microscope base 17 by screw thread, and microscope base 17 utilizes threaded ring 18 fixed lens 19; Described light source assembly 8 is arranged on the light source installing plate 9 of two-dimensional motion mechanism.
Described spot light 21 is positioned at the focus place of lens 19.
Described two-dimensional motion mechanism is in right-handed coordinate system, and housing 5 pivot center is X-axis, and inside casing 10 pivot center is Y-axis, and two axial lines intersection point is initial point O.
Described spot light 21 is halogen tungsten lamp or deuterium lamp.
Embodiment two:
Two-dimensional motion mechanism housing 5 is 630mm × 702mm square frame, and inside casing 10 is 650mm × 340mm half frame.Inside casing 10, housing 5 size are comparatively large, and because load is less, for saving manufacturing cost, inside casing 10, housing 5 use the straight plate of aluminium alloy to be spliced.Four axle systems of mechanism all use the pairing angular contact ball bearing of external diameter 42mm, and shaft material is 40Cr.Motor-reducer assemblies chooses 42 type motors, supports the use planetary reduction gear, realizes 100 times of speed reducing ratio, provides maximum 50N.m torque.14 absolute type hollow shaft encoders chosen by encoder, ensure rotation measuring precision.During installation, first assemble housing master and slave moved end axle system and the master and slave moved end axle system of inside casing, then master and slave for housing moved end axle system is fixed on objective table 2.Two frame bars be connected with axle system by housing are connected to axle and fasten, and are then connected respectively in two frame bars by other two frame bars and inside casing master, clump moving axis, composition housing and housing rotation axis system.In like manner inner frame is installed.Last mounted motor-decelerator, encoder and light source.
The biconvex fused quartz lens 19, focal length 60mm of diameter 15mm chosen by light-source structure lens 19.Light source selected point light source 21.First lens 19 are put into microscope base 17 during installation, be fixed with threaded ring 18.By microscope base 17 by screw thread precession lens barrel 16, until tighten.Then lens barrel 16 is connected together with light source link 15.Finally spot light 21, pad 23 and polyimides pad 23 are installed on light source link 15.Its Intermediate gasket 23 is used for adjusting the position at spot light 21 center, and polyimides pad 23 plays insulated heat effect.During use, utilize the screw thread between microscope base 17 and lens barrel 16 to adjust the distance of light source to lens 19, play focusing action, until produce the good light beam of the depth of parallelism.
Be more than the specific embodiment of the present invention, but limitation of the present invention absolutely not.
Claims (5)
1. can realize a light source mechanism for spheric motion track, it is characterized in that, comprise two-dimensional motion mechanism and the light source assembly (8) of directional light can be sent;
Described two-dimensional motion mechanism comprises housing (5), inside casing (10) and light source installing plate (9); Described housing (5) is positioned at same level with the axis of inside casing (10) and mutually vertical, and described light source installing plate (9) is fixed on the top of inside casing (10); Described inside casing (10) is around own axis, and described housing (5), around own axis, drives inside casing (10) synchronous axial system;
Described light source assembly (8) comprises spot light, Guang Lan (20) and lens (19), described spot light (21) is placed in the focal range of described lens (19), and the light that spot light (21) sends is eliminated after veiling glare through light hurdle (20) and obtained parallel rays through lens (19);
Described light source assembly (8) is arranged on the light source installing plate (9) of two-dimensional motion mechanism, and the directional light that described light source assembly (8) is sent is through the intersection point of inside casing axis and housing axis;
Described spot light (21) is inserted on lamp socket (22), pad (23), polyimides pad (24) and described lamp socket (22) are connected by screw on light source link (15), there is seam described light source link (15) one end, described smooth hurdle (20) is placed in the seam of described light source link (15), described light source link (15) other end connects one end of lens barrel (16), the other end of described lens barrel (16) is connected with microscope base (17) by screw thread, described lens (19) are fixed on described microscope base (17) by threaded ring (18),
Described two-dimensional motion mechanism also comprises housing drive end axle system (13), housing driven end axle system (7), housing motor-decelerator (14), housing encoder (6), inside casing drive end axle system (4), inside casing driven end axle system (11), inside casing motor-decelerator (3), inside casing encoder (12); Described housing motor-decelerator (14) is fixed on described housing drive end axle system (13), described housing encoder (6) is fixed on described housing driven end axle system (7), described inside casing (10) is connected on described housing (5) by described inside casing drive end axle system (4) and described inside casing driven end axle system (11), described inside casing motor-decelerator (3) is fixed on described inside casing drive end axle system (4), and described inside casing encoder (12) is fixed on inside casing driven end axle system (11).
2. light source mechanism according to claim 1, is characterized in that, described spot light (21) is placed on the focus place of lens (19).
3. light source mechanism according to claim 1, is characterized in that, described spot light (21) is halogen tungsten lamp or deuterium lamp.
4. light source mechanism according to claim 1, it is characterized in that, described housing drive end axle system (13) and described housing driven end axle system (7) are fixed on objective table (2), and described objective table (2) is connected with bottom bracket (1) by bolt.
5. light source mechanism according to claim 1, is characterized in that, described two-dimensional motion mechanism housing pivot center in right-handed coordinate system is X-axis, and inside casing pivot center is Y-axis, and two axial lines intersection point is initial point O.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210311187.8A CN102878453B (en) | 2012-08-28 | 2012-08-28 | Light source mechanism capable of moving along spherical track |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210311187.8A CN102878453B (en) | 2012-08-28 | 2012-08-28 | Light source mechanism capable of moving along spherical track |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102878453A CN102878453A (en) | 2013-01-16 |
| CN102878453B true CN102878453B (en) | 2014-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210311187.8A Expired - Fee Related CN102878453B (en) | 2012-08-28 | 2012-08-28 | Light source mechanism capable of moving along spherical track |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104122245B (en) * | 2013-04-26 | 2017-07-04 | 中国计量科学研究院 | Portable Raman spectrometer calibrates light path standard sources introducing method |
| CN111308743B (en) * | 2019-12-12 | 2022-06-03 | 苏州精濑光电有限公司 | Macroscopic detection equipment plummer |
| CN113551884B (en) * | 2021-06-25 | 2024-04-23 | 横店集团东磁有限公司 | Device for evaluating integrated lens Flare |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0275095B1 (en) * | 1987-01-14 | 1993-10-06 | Ichikoh Industries Limited | An optical axis adjusting apparatus of a projector type headlight |
| CN101173826A (en) * | 2007-11-08 | 2008-05-07 | 刘奇灵 | Sun tracing apparatus |
| CN101187705A (en) * | 2007-12-19 | 2008-05-28 | 中国科学院空间科学与应用研究中心 | Spectrum irradiance standard light source for ultraviolet optical instrument radiometric calibration |
| CN202189560U (en) * | 2011-08-11 | 2012-04-11 | 达格测试设备（苏州）有限公司 | Five-axis servo mechanism of X-ray machine |
| CN102418879A (en) * | 2011-09-04 | 2012-04-18 | 泰州市华强照明器材有限公司 | Light-emitting diode (LED) projection lamp with adjustable projection angle |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102713425B (en) * | 2010-02-16 | 2015-03-18 | 马丁专业公司 | Illumination device with interlocked yoke shell parts |
-
2012
- 2012-08-28 CN CN201210311187.8A patent/CN102878453B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0275095B1 (en) * | 1987-01-14 | 1993-10-06 | Ichikoh Industries Limited | An optical axis adjusting apparatus of a projector type headlight |
| CN101173826A (en) * | 2007-11-08 | 2008-05-07 | 刘奇灵 | Sun tracing apparatus |
| CN101187705A (en) * | 2007-12-19 | 2008-05-28 | 中国科学院空间科学与应用研究中心 | Spectrum irradiance standard light source for ultraviolet optical instrument radiometric calibration |
| CN202189560U (en) * | 2011-08-11 | 2012-04-11 | 达格测试设备（苏州）有限公司 | Five-axis servo mechanism of X-ray machine |
| CN102418879A (en) * | 2011-09-04 | 2012-04-18 | 泰州市华强照明器材有限公司 | Light-emitting diode (LED) projection lamp with adjustable projection angle |
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| CN102878453A (en) | 2013-01-16 |
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Granted publication date: 20141224 Termination date: 20160828 |