CN201196699Y - Light path system apparatus of single-lens two-dimension laser vibration lens - Google Patents
Light path system apparatus of single-lens two-dimension laser vibration lens Download PDFInfo
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- CN201196699Y CN201196699Y CNU2008200289717U CN200820028971U CN201196699Y CN 201196699 Y CN201196699 Y CN 201196699Y CN U2008200289717 U CNU2008200289717 U CN U2008200289717U CN 200820028971 U CN200820028971 U CN 200820028971U CN 201196699 Y CN201196699 Y CN 201196699Y
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- eyeglass
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- light path
- galvanometer
- lens
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Abstract
The utility model discloses a light path system device with a single lens two-dimensional laser polarizing lens. A vertical border of a U-shaped frame is connected with an X-direction lens clip through a rotating shaft, a groove of the X-direction lens clip is connected with a polarizing lens, and the U-shaped frame is connected with a mounting bracket which is connected with an X-direction drive motor; in a Y-direction drive connecting mechanism, a horizontal cross beam of the U-shaped frame is connected with a Y-direction lens clip, the lower end face of a polarizing lens is held on the lens clip which is connected with a push rod, the push rod slides in a slide way groove, the slide way is connected on the mounting bracket, one end of a connecting rod on one side of the slide way is connected with the push rod through a slide block, the other end the connecting rod on one side of the slide way is connected with one end of an eccentric connecting rod on one side of a Y-direction motor, and the other end of the eccentric connecting rod is connected with the Y-direction motor through a fixed shaft. The light path system device has the advantages of simple structure, small volume, low cost, multiuse of one machine, and wide range of use; the entity part of the light path system device can be reduced by more than 50 percents, and the light path system device is applicable to the industries as the equipment for laser imaging, laser processing, laser marking, laser engraving, and laser state effect.
Description
Technical field
The utility model relates to laser optics, and what be specifically related to is a kind of light path system device of single eyeglass bidimensional laser galvanometer.
Background technology
At present the galvanometer system that uses on the domestic and international market in order to realize the function of its planar imaging, as shown in Figure 1, has used X, and two of Y are galvanometer independently, forms the plane picture thereby on X, Y two directions laser beam scanned and locate.Send and through the laser beam 1 after focusing on, laser beam 1 incident directions X galvanometer sheet A is formed into the folded light beam 2 of irradiating light beam by reflection from laser generator, folded light beam 2 enters Y direction galvanometer sheet B reflection again, forms reflecting bundle 3.Reflecting bundle 3 arrives imaging or processing plane F.At this moment the luminous point on the F plane just in time is the focus that laser beam focuses on.When the directions X galvanometer when direction shown in the arrow 4 is swung, focus point moves along the directions X of imaging plane just on imaging plane F.Same method, when Y direction galvanometer when direction shown in the arrow 5 is swung, the focus point C on the imaging plane just moves in imaging plane F upper edge Y direction.Like this, the different angles of directions X galvanometer A and Y direction galvanometer B swing will be corresponding to the different X of imaging plane or the last imaging point C of processing plane F, the Y coordinate figure, and a series of satisfactory imaging points are just formed the image of customer requirements or the shape of processing.
At present, galvanometer scanning system that use in market is above-mentioned principle, uses two galvanometer sheets to realize X, and move the position of Y both direction.The difference of different galvanometer product is mainly aspect two:
When 1, galvanometer is swung, the rotational position detector difference of pivot angle.Mainly contain photo-electric, condenser type, voltage-type;
2, the different designs of the manufacturing process of galvanometer motor and driving circuit.
Reach above analysis as shown in Figure 1, the limitation that this vibration mirror scanning imaging of traditional double eyeglass (or processing) system has the following aspects is promptly not enough.
1, aspect the product miniaturization obstacle is being arranged, because scanning is to be realized by two galvanometer sheets, these two independent eyeglasses have just formed installing space when mounted.Again since laser beam must reflection through two eyeglasses after, could correctly arrive imaging plane or processing plane on request.Light reflex time between two eyeglasses needs optical path space again like this.Be subjected to imaging area requirement and galvanometer self swing displacement restriction, above-mentioned two space compression are very difficult.
2, mounting and testing technique complexity, because the scope and the accuracy requirement of imaging and processing, incident ray, the directions X galvanometer, relative tertiary location between three of the Y direction galvanometers, space angle, and the initial angle installed of directions X galvanometer and Y direction galvanometer self, strict requirement is all arranged, and the galvanometer installation dimension of different sizes and angle are all different.In order to satisfy these requirements,, just need the corresponding different fitting machine framework that requires for the galvanometer of different series different size.In order to guarantee imaging and processing precision, before equipment uses, must carry out precision position and angle debugging accurately and can reach request for utilization.
Summary of the invention
The purpose of this utility model provides a kind of body design, structure tube list, volume is little, cost is low, a tractor serves several purposes is produced mounting process and is simplified, debug simpler, the light path system device of more accurate single eyeglass bidimensional laser galvanometer.
In order to overcome the deficiencies in the prior art, the technical solution of the utility model is to solve like this: comprise a galvanometer sheet, its special character of the present utility model is that this device is made up of tilting mechanism and Y direction drive link mechanism two parts of directions X, the vertical frame of U type frame in the tilting mechanism of described directions X connects directions X eyeglass folder by rotating shaft, connect the galvanometer sheet in the groove of directions X eyeglass folder, U type frame is connected with integrated mounting bracket, and integrated mounting bracket lower end is connected with the directions X drive motor; Described Y direction drives in the bindiny mechanism, connect Y direction eyeglass folder, the holder of galvanometer sheet lower surface on the U type frame horizontal gird on the eyeglass folder, the eyeglass folder is gone up and is connected Y direction eyeglass folder catch bar, catch bar slides in Y direction sliding rail groove, Y direction slide rail is connected on the integrated mounting bracket, one end of Y direction slide rail side connecting rod is connected with catch bar by slide block, the other end of Y direction slide rail side connecting rod is connected with an end of Y direction motor side eccentric ratio, and the other end of eccentric ratio is connected with Y direction motor by a stationary shaft.
The utility model compared with prior art has integrated design, structure tube list, and volume is little, and cost is low, a tractor serves several purposes, usable range is wide, produces mounting process and simplifies, and debugs simpler, more accurate advantage, also comprises following characteristics simultaneously:
1, guaranteeing under the situation that the final imaging range of work, precision and resolution are not lost the entity part of scanning system to be dwindled more than 50%, also very big breakthrough is being arranged aspect the product miniaturization.
2, owing to realized X, the integrated design that the Y diaxon drives, thus no longer needing to consider X when mounted, the relative space position of Y two direction galvanometers has been simplified mounting structure and mounting process process greatly, makes to produce mounting process and oversimplify.This also makes the final debugging of product simpler, more accurate simultaneously.
3, owing to only need an eyeglass can realize bidimensional scanning, at the less environment of work space, when like product can't installment work, this product can be covered the shortage, and has widened the usable range of product.
The utility model is mainly used in laser imaging, Laser Processing, laser marking, laser engraving on the equipment of aspects such as laser stage effect, also is useful in Precision Machining, packing, printing, industry such as false proof, particularly suitable is in packaging for foodstuff, toy is produced, and textile garment processing, the industries higher such as printing to environmental requirement, and environmental-protecting performance advantage of the present utility model progressively replaces traditional handicraft in these industries.
The systems technology parameter:
Electric and the mechanical property of motor:
1, the long step response time 0.45ms of small step
2, the linearity 99.9%, scope ± 15 °
3, ratio is drifted about maximum 30PPM/ ℃
4, the maximum 10 μ Rad of zero shift
5, repeatable accuracy 4 μ Rad
6, average working current 1.5A
7, peak point current 12A
8, band carries below the eyeglass 12mm hot spot
9, moment of inertia x:1.2g*cm2 y:1.8g*cm2
10, maximum scan angle (mechanical angle) ± 20 °
11, the weight 120g of motor
Description of drawings
Fig. 1 is the light channel structure synoptic diagram of prior art;
Fig. 2 is a light channel structure synoptic diagram of the present utility model;
Fig. 3 is the light path part structural upright connection diagram of Fig. 2.
Embodiment
Accompanying drawing 2, Fig. 3 are embodiment of the present utility model.
Below in conjunction with accompanying drawing summary of the invention is described further:
With reference to shown in Figure 3, the light path system device of single eyeglass bidimensional laser galvanometer, comprise a galvanometer sheet 1, this device is made up of tilting mechanism and Y direction drive link mechanism two parts of directions X, U type frame 3 vertical frames in the tilting mechanism of described directions X connect directions X eyeglass folder 2 by rotating shaft 12, connect galvanometer sheet 1 in the groove of directions X eyeglass folder 2, U type frame 3 is connected with integrated mounting bracket 11, and integrated mounting bracket 11 lower ends are connected with directions X drive motor 10; Described Y direction drives in the bindiny mechanism, connect Y direction eyeglass folder 4, the holder of galvanometer sheet 1 lower surface on U type frame 3 horizontal girds on eyeglass folder 4, connect Y direction eyeglass folder catch bar 5 on the eyeglass folder 4, catch bar 5 slides in Y direction slide rail 6 grooves, Y direction slide rail 6 is connected on the integrated mounting bracket 11, one end of Y direction slide rail side connecting rod 7 is connected with catch bar 5 by slide block, the other end of Y direction slide rail side connecting rod 7 is connected with an end of Y direction motor side eccentric ratio 8, and the other end of eccentric ratio 8 is connected with Y direction motor 9 by a stationary shaft.
Described eyeglass folder 4 is connected with a pair of joint of being connected to of catch bar 5.
Described directions X eyeglass folder 2 is connected with the directions X motor swing that is connected to of rotating shaft 12, is again the pivot center of eyeglass Y direction swing simultaneously.
Shown in Figure 2, incoming laser beam 1 incides on the galvanometer sheet A, forms reflection lasering beam 2 behind galvanometer sheet A, the focus point C that reflection lasering beam 2 arrives on imaging or the processing plane F.When galvanometer sheet A when direction shown in the arrow 3 is back and forth rotated, focus point C just moves in imaging plane F upper edge X-axis; When galvanometer sheet A back and forth rotated along direction shown in the arrow 4, focus point C was just moving at imaging plane F upper edge y-axis shift.Like this, the galvanometer sheet have on arrow 3,4 both directions different when mobile, will be corresponding to different X, the Y coordinate figure of the last focus point C of imaging plane (or processing plane) F, a series of satisfactory focus points will form and wish image that obtains or the shape of processing.
Bidimensional galvanometer eyeglass and structure
But galvanometer sheet 1, directions X eyeglass folder 2, Y direction eyeglass press from both sides the galvanometer sheet one-piece construction that 4 three parts have been formed two dimensional motion.Galvanometer sheet 1 is mainly used to reflection lasering beam.Directions X galvanometer sheet folder 2 both had been used for that the driving force that the directions X motor is swung was passed to eyeglass and had made its swing, was again the pivot center of eyeglass Y direction swing simultaneously.Y direction galvanometer sheet folder 4, Y direction wobbling action are that galvanometer sheet 1 is done garden arc motion around the axle of directions X galvanometer sheet folder 2.Eyeglass folder 4 has adopted the joint connection with being connected of catch bar 5, and galvanometer sheet folder 2 and galvanometer sheet folder 4 are key assurances of galvanometer sheet 1 two dimensional motion.
Directions X driver part and structure: directions X eyeglass folder 2, U type frame 3, directions X drive motor 10,11 4 unit constructions of integrated mounting bracket are finished two-dimentional eyeglass directions X swing.Motor 10 is connected with U type frame 3 through its armature spindle.U type frame 3 is connected with directions X eyeglass folder 2.Course of action: motor 10 rotors are done the swing in the required angle scope, through U type frame 3, the 2 swing displacements with rotor of directions X eyeglass folder pass to galvanometer eyeglass 1, galvanometer sheet 1 is done around the circle swing of motor 10 armature spindles, thereby made reflection ray that the displacement of directions X be arranged.U type frame 3 structures and be connected with directions X drive motor 10 and both drive galvanometer sheet 1 and do the directions X rotary oscillation, guaranteed simultaneously again the rotation of galvanometer sheet 1Y direction flexibly.Y direction driver part, structure and annexation
Course of action:
When the light of galvanometer sheet was done Y direction rotary oscillation at eyeglass 1, the focus point of reflection ray on imaging plane (or processing plane) will be gone up the Y direction along processing plane F and move, thereby the position of imaging point (or processing stand) is met the requirements.Realize eyeglass 1 in the displacement of Y direction, based on this structure Design also just the utility model be superior to the main embodiment of like product.Described integrated design structure is meant that above-mentioned bidimensional galvanometer eyeglass 1 and directions X driver part and Y direction driver part interconnect, and three part parts and member are linked together them through mounting bracket 11.Make it to form the integral structure of bidimensional galvanometer scanning system.This structure has realized the vibration control of laser galvanometer sheet 1 both direction, and each parts all is the important compositions that realize the eyeglass two-dimensional motion with respect to position, order and the annexation of mounting bracket 11.
Claims (3)
1. the light path system device of a single eyeglass bidimensional laser galvanometer, comprise a galvanometer sheet (1), it is characterized in that this device is made up of tilting mechanism and Y direction drive link mechanism two parts of directions X, the vertical frame of U type frame (3) in the tilting mechanism of described directions X connects directions X eyeglass folder (2) by rotating shaft (12), connect galvanometer sheet (1) in the groove of directions X eyeglass folder (2), U type frame (3) is connected with integrated mounting bracket (11), and integrated mounting bracket (11) lower end is connected with directions X drive motor (10); Described Y direction drives in the bindiny mechanism, connect Y direction eyeglass folder (4) on U type frame (3) horizontal gird, the holder of galvanometer sheet (1) lower surface is on eyeglass folder (4), eyeglass folder (4) is gone up and is connected Y direction eyeglass folder catch bar (5), catch bar (5) slides in Y direction slide rail (6) groove, Y direction slide rail (6) is connected on the integrated mounting bracket (11), one end of Y direction slide rail side connecting rod (7) is connected with catch bar (5) by slide block, the other end of Y direction slide rail side connecting rod (7) is connected with an end of Y direction motor side eccentric ratio (8), and the other end of eccentric ratio (8) is connected with Y direction motor (9) by a stationary shaft.
2. the light path system device of single eyeglass bidimensional laser polarization mirror according to claim 1 is characterized in that described eyeglass folder (4) is connected with a pair of joint that is connected to of catch bar (5).
3. the light path system device of single eyeglass bidimensional laser polarization mirror according to claim 1 is characterized in that described directions X eyeglass folder (2) is connected with the directions X motor swing that is connected to of rotating shaft (12), is again the pivot center of eyeglass Y direction swing simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200289717U CN201196699Y (en) | 2008-04-30 | 2008-04-30 | Light path system apparatus of single-lens two-dimension laser vibration lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200289717U CN201196699Y (en) | 2008-04-30 | 2008-04-30 | Light path system apparatus of single-lens two-dimension laser vibration lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201196699Y true CN201196699Y (en) | 2009-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200289717U Expired - Fee Related CN201196699Y (en) | 2008-04-30 | 2008-04-30 | Light path system apparatus of single-lens two-dimension laser vibration lens |
Country Status (1)
| Country | Link |
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| CN (1) | CN201196699Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110011172A (en) * | 2019-04-26 | 2019-07-12 | 中国科学院长春光学精密机械与物理研究所 | A kind of two dimension angular regulating mechanism of laser resonator resonant reflec-tors |
| CN112748418A (en) * | 2019-10-30 | 2021-05-04 | 北醒（北京）光子科技有限公司 | Laser radar |
-
2008
- 2008-04-30 CN CNU2008200289717U patent/CN201196699Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110011172A (en) * | 2019-04-26 | 2019-07-12 | 中国科学院长春光学精密机械与物理研究所 | A kind of two dimension angular regulating mechanism of laser resonator resonant reflec-tors |
| CN112748418A (en) * | 2019-10-30 | 2021-05-04 | 北醒（北京）光子科技有限公司 | Laser radar |
| CN112748418B (en) * | 2019-10-30 | 2023-11-21 | 北醒（北京）光子科技有限公司 | Laser radar |
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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: 20090218 Termination date: 20100430 |