CN208239714U - A kind of laser marking field lens - Google Patents
A kind of laser marking field lens Download PDFInfo
- Publication number
- CN208239714U CN208239714U CN201820915489.9U CN201820915489U CN208239714U CN 208239714 U CN208239714 U CN 208239714U CN 201820915489 U CN201820915489 U CN 201820915489U CN 208239714 U CN208239714 U CN 208239714U
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- optical lens
- plano
- pedestal
- telescopic shell
- lens
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Abstract
The utility model discloses a kind of laser marking field lenses, it includes incident eyeglass, plano-concave optical lens, bent moon optical lens, plano-convex optical lens, protecting window piece, telescopic shell, pedestal, incident eyeglass is located at the side of telescopic shell, bent moon optical lens is between plano-concave optical lens and plano-convex optical lens, plano-concave optical lens, bent moon optical lens, plano-convex optical lens is all located in telescopic shell, pedestal is fixed on the other side of telescopic shell, protecting window piece is located in pedestal, the pedestal uses circular outer helicitic texture, a gasket is equipped between pedestal and telescopic shell.The utility model improves the laser product that edge light beam is incident on detector, and the inhomogeneous illumination on detector photosurface is enable to homogenize.
Description
Technical field
The utility model relates to a kind of field lenses, more particularly to a kind of laser marking field lens.
Background technique
The design and manufacture of various laser marking field lenses, be required to laser marking field lens carry out technical parameter, operation wavelength,
Incident eyeglass, scanning range and the definition of focal beam spot diameter consistency design machining accuracy as precision optics scanning device
It is key element, traditional laser marking field lens, due to designing by specific Laser Scanning Equipment product to the size of field lens
It is limited with the requirement of plated film, for the optical maser wavelength plated film of field lens, scanning range and the high product of focal beam spot diameter consistency
Processing is difficult, and design accuracy degree is high, and processing is unstable, and working efficiency is low.
In existing laser marking field lens, laser marking field lens, may if do not processed in given wave-length coverage in design
It can be burnt out by laser, limit the laser marking field lens processing of small focal length, be easy error in small focal length product design processing, increase
Loss and processing cost, cause that field lens is unstable, is difficult to control machining accuracy and quality.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of laser marking field lenses, and it is incident to improve edge light beam
To the laser product of detector, the inhomogeneous illumination on detector photosurface is enable to homogenize.
The utility model is to solve above-mentioned technical problem by following technical proposals: a kind of laser marking field lens,
It is characterized in that comprising incident eyeglass, bent moon optical lens, plano-convex optical lens, protecting window piece, is stretched plano-concave optical lens
Contracting shell, pedestal, incident eyeglass are located at the side of telescopic shell, and bent moon optical lens is located at plano-concave optical lens and plano-convex optics
Between lens, plano-concave optical lens, bent moon optical lens, plano-convex optical lens are all located in telescopic shell, and pedestal, which is fixed on, to be stretched
On the other side of contracting shell, protecting window piece is located in pedestal, and the pedestal uses circular outer helicitic texture, pedestal and flexible
A gasket is equipped between shell.
Preferably, the surface of the plano-concave optical lens is coated with film.
Preferably, the surface of the bent moon optical lens is coated with film.
Preferably, the surface of the plano-convex optical lens is coated with film.
Preferably, the telescopic shell is metal conic staircase structural model.
The positive effect of the utility model is: the utility model improves the energy that edge light beam is incident on detector
Power, and be installed in Laser Scanning Equipment, so that laser marking field lens position between equipment optical system, is swashed by fixed
Light mark field lens；It screws in laser marking field lens external connection screw is vertical with Laser Scanning Equipment optical system, is easily installed operation,
Laser Scanning Equipment power supply is opened to start to be configured required converted products interface adjusting operation.The utility model improves side
Edge light beam is incident on the laser product of detector, high to scanning range and focal beam spot diameter consistency, will reduce detector
Area；If visual field can be expanded using same detector area, increase incident flux directly can preferably be installed to it is sharp
On light device, facilitate operation, versatility is more extensive, makes the more economical material benefit of the application of laser marking field lens is convenient to be applied to laser
In mark scanning device, laser marking field lens can substantially stabilized Laser Scanning Equipment to the error of product process operation, be convenient for member
Work operation, using effect is good, reduces the error of personnel's operation, reduces processing cost；The size of product can control very well, safety
Property be also resolved, reduce scrap of the product, improve the efficiency and product quality of glass-cutting operation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model laser marking field lens.
Fig. 2 is the structural schematic diagram of the utility model pedestal and protecting window piece.
Specific embodiment
The utility model preferred embodiment is provided, with reference to the accompanying drawing the technical solution of the utility model is described in detail.
As depicted in figs. 1 and 2, the utility model laser marking field lens includes incident eyeglass 1, plano-concave optical lens 2, bent moon
Optical lens 3, plano-convex optical lens 4, protecting window piece 5, telescopic shell 6, pedestal 7, incident eyeglass 1 are located at telescopic shell 6
Side, bent moon optical lens 3 is between plano-concave optical lens 2 and plano-convex optical lens 4, plano-concave optical lens 2, bent moon optics
Lens 3, plano-convex optical lens 4 are all located in telescopic shell 6, and pedestal 7 is fixed on the other side of telescopic shell 6, protecting window
Piece 5 is located in pedestal 7, and the pedestal 7 uses circular outer helicitic texture, and a gasket is equipped between pedestal 7 and telescopic shell 6
8。
The surface of plano-concave optical lens 2 is coated with film, improves the utilization rate of light in this way.
The surface of bent moon optical lens 3 is coated with film, improves the utilization rate of light in this way.
The surface of plano-convex optical lens 4 is coated with film, improves the utilization rate of light in this way.
The telescopic shell 6 is metal conic staircase structural model so that it is convenient to install various lens, can expand visual field, increase
The flux penetrated is added.
It is described incidence eyeglass 1 be aperture diaphragm by front light group optical system object space imaging, it is described enter
The aperture for penetrating 1 actual influence incident laser energy of eyeglass and resolution ratio is corresponding；The plano-concave optical lens 2 are in optical system
A piece of lens plano-concave design, the plano-concave optical lens 2 are that fine-grinding and polishing is process and surface is coated with film, are assembled to flexible
Designated position in shell 6；The bent moon optical lens 3 is bent moon circular design, and the bent moon optical lens 3 adds for fine-grinding and polishing
Work forms and surface is coated with film, is assembled to designated position in telescopic shell 6；The plano-convex optical lens 4 is a flat convex master
The distance of point to focus converges Parallel Design, and the plano-convex optical lens 4 is that fine-grinding and polishing is process and surface is coated with film,
It is assembled to designated position in telescopic shell 6；The protecting window piece 5 is optical glass and double flat circle is arranged, the protection window
Mouth piece 5 is process surface by fine-grinding and polishing and is coated with film, is assembled to designated position in telescopic shell 6；The telescopic shell 6 by
Mechanical accurate processing removes material method and turning forms, easy to process；The pedestal 7 uses circular outer helicitic texture, in this way
It is convenient fixed with telescopic shell 6.Gasket 8 prevents the loosening between pedestal 7 and telescopic shell 6.
Pass through above-mentioned specific embodiment, the plano-concave optical lens, bent moon optical lens, plano-convex optical lens of the utility model
The laser product that edge light beam is incident on detector is improved, telescopic shell enables the inhomogeneous illumination on detector photosurface
Homogenization, it is high to scanning range and focal beam spot diameter consistency, applied to facilitating operator's loading and unloading on Laser Scanning Equipment,
Laser marking field lens can substantially stabilized Laser Scanning Equipment to the error of product process operation, using effect is good, reduce construction damage
It loses, reduce processing cost；Size when product is processed can control very well, and safety is also resolved, and reduce scrap of the product,
Improve the efficiency and product quality of glass tube cutting.
Particular embodiments described above, the technical issues of to the solution of the utility model, technical scheme and beneficial effects
It has been further described, it should be understood that the foregoing is merely specific embodiment of the utility model, not
For limiting the utility model, within the spirit and principle of the utility model, any modification for being made, changes equivalent replacement
Into etc., it should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of laser marking field lens, which is characterized in that it includes incident eyeglass, plano-concave optical lens, bent moon optical lens, puts down
Convex optical lens, protecting window piece, telescopic shell, pedestal, incident eyeglass are located at the side of telescopic shell, bent moon optical lens position
Between plano-concave optical lens and plano-convex optical lens, plano-concave optical lens, bent moon optical lens, plano-convex optical lens are all located at
In telescopic shell, pedestal is fixed on the other side of telescopic shell, and protecting window piece is located in pedestal, and the pedestal is using round
External screw-thread structure is equipped with a gasket between pedestal and telescopic shell.
2. laser marking field lens as described in claim 1, which is characterized in that the surface of the plano-concave optical lens is coated with thin
Film.
3. laser marking field lens as described in claim 1, which is characterized in that the surface of the bent moon optical lens is coated with thin
Film.
4. laser marking field lens as described in claim 1, which is characterized in that the surface of the plano-convex optical lens is coated with thin
Film.
5. laser marking field lens as described in claim 1, which is characterized in that the telescopic shell is metal conic step knot
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820915489.9U CN208239714U (en) | 2018-06-13 | 2018-06-13 | A kind of laser marking field lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820915489.9U CN208239714U (en) | 2018-06-13 | 2018-06-13 | A kind of laser marking field lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208239714U true CN208239714U (en) | 2018-12-14 |
Family
ID=64575719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820915489.9U Active CN208239714U (en) | 2018-06-13 | 2018-06-13 | A kind of laser marking field lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208239714U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110936014A (en) * | 2019-12-30 | 2020-03-31 | 苏州迅镭激光科技有限公司 | Optical system capable of realizing large-breadth scanning welding |
-
2018
- 2018-06-13 CN CN201820915489.9U patent/CN208239714U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110936014A (en) * | 2019-12-30 | 2020-03-31 | 苏州迅镭激光科技有限公司 | Optical system capable of realizing large-breadth scanning welding |
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