CN217902083U - Industrial camera lens for automobile visual positioning - Google Patents
Industrial camera lens for automobile visual positioning Download PDFInfo
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- CN217902083U CN217902083U CN202222453298.4U CN202222453298U CN217902083U CN 217902083 U CN217902083 U CN 217902083U CN 202222453298 U CN202222453298 U CN 202222453298U CN 217902083 U CN217902083 U CN 217902083U
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Abstract
The utility model discloses an industry camera lens for car visual positioning, including outside lens, outside lens is equipped with the concave surface towards the user and user's convex surface dorsad, the convex surface all is coated with wear-resistant coating, the concave surface has the light filter, be equipped with the adhesive between outside lens and the light filter, light filter surface edge is equipped with the adhesion priming paint, the light filter surface is equipped with protective coating, the protective coating lateral surface is equipped with the antifog coating of anti-reflection. The utility model has the advantages that: has high impact resistance, wear resistance and scratch resistance.
Description
Technical Field
The utility model relates to an industrial camera specifically indicates an industrial camera lens for car visual positioning.
Background
Industrial cameras and lenses are important components in vision systems. The selection of appropriate cameras and lenses is the basis and key to the construction of a cost effective set of vision systems. The existing lens is composed of a plurality of groups of lenses, the front group of lens located at the outermost part mainly plays a role in protection, but the industrial camera lens is often used in industry for visual detection, for example, for detecting whether the appearance of an automobile is defective or not, which means that the lens needs to be in close contact with the automobile, because the appearance of the automobile is uneven, the industrial camera needs to be manually controlled to move, so that the lens of the industrial camera is easy to touch the automobile or external objects, and the front group of lens is broken due to misoperation, so that a more durable and firm front group of lens is provided on the basis of the technical scheme, and the service life of the lens is prolonged.
SUMMERY OF THE UTILITY MODEL
The utility model provides an foretell technical problem, a fasten durable industry camera lens that is used for car vision positioning is provided.
In order to solve the technical problem, the utility model provides a technical scheme does: an industrial camera lens for automobile visual positioning comprises an outer lens, wherein the outer lens is a front group of lenses and is provided with a concave surface facing a user and a convex surface facing away from the user, the convex surfaces are coated with wear-resistant coatings, each wear-resistant coating is composed of acrylate or a mixture of acrylate and then is coated on the outer surface of each convex surface; the concave surface is provided with an optical filter, an adhesive is arranged between the external lens and the optical filter, an adhesive primer is arranged at the edge of the outer surface of the optical filter, the outer surface of the optical filter is provided with a protective coating, and the protective coating is composed of a mixture of acrylic ester, dimethyl siloxane, a solvent and a photoinitiator, wherein 80 parts of acrylic ester, 3 parts of dimethyl siloxane, siloxane and the photoinitiator respectively and 11 parts of the solvent are mixed to form the protective coating; the photoinitiator may be an oligomeric multifunctional alpha-hydroxy ketone photoinitiator, 2-hydroxy-2-methyl-1-phenyl acetone, benzophenone, or a combination thereof; the outer side surface of the protective coating is provided with an anti-reflection and anti-fog coating which has the functions of antifouling, scratch resistance, hydrophobicity, hydrophilicity and anti-reflection.
Furthermore, the thickness of the protective coating is between 5 and 50 microns, the effect of self-coating can be exerted, and the function of the lens is not influenced
Further, the protective coating is an acrylic protective coating.
Further, the optical filter is provided with at least one layer.
Further, the optical filter comprises an optically transparent substrate, the outer surface of which is provided with several layers of dielectric coatings, also called thin film coatings or interference coatings, comprising a very thin layer of transparent dielectric material (typically sub-micron in thickness), which needs to be coated on a substrate material. The function of the dielectric coating is to change the reflective properties of the surface by using the interference effect of the reflected light at multiple optical interfaces.
Further, the antifog coating of antireflection includes the zirconia layer and adheres to the sodium fluoride layer on the zirconia layer, can avoid the fog, and the light transmissivity is good, and the greasy dirt coating of greasy dirt prevention that the surface scribbled can also prevent that the camera lens from gluing greasy dirt, makes the camera lens clean clear.
Compared with the prior art, the utility model the advantage lie in: the utility model discloses the product can anti-reflection, antifog, antifouling, hydrophilic, hydrophobic, anti-scratch coating combine with protective coating, can also resist the impact force, avoids offending of external article, can cross the preceding group lens of effective protection, and the protective lens can increase camera lens life.
Drawings
Fig. 1 is a schematic structural diagram of an industrial camera lens for automobile vision positioning according to the present invention.
Fig. 2 is a schematic structural diagram of an industrial camera lens for automobile vision positioning according to the present invention.
Fig. 3 is a schematic structural diagram of an industrial camera lens for automobile vision positioning according to the present invention.
As shown in the figure: 1. outer lens, 2, concave, 3, convex, 4, abrasion resistant coating, 5, optical filter, 6, adhesive, 7, adhesion primer, 8, protective coating, 9, anti-reflection anti-fog coating, 10, optically transparent substrate, 11, zirconia layer, 12, dielectric coating, 13, sodium fluoride layer.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
With reference to fig. 1, 2 and 3, an industrial camera lens for automobile vision positioning includes an outer lens 1, where the outer lens 1 is a front lens, the outer lens 1 is provided with a concave surface 2 facing a user and a convex surface 3 facing away from the user, the convex surfaces 3 are both coated with an abrasion-resistant coating 4, the abrasion-resistant coating is composed of acrylate or a mixture of acrylates and then coated on the outer surface of the convex surface 3; the concave surface 2 is provided with an optical filter 5, an adhesive 6 is arranged between the external lens 1 and the optical filter 5, the edge of the outer surface of the optical filter 5 is provided with an adhesion primer 7, the outer surface of the optical filter 5 is provided with a protective coating 8, and the protective coating is composed of a mixture of acrylate, dimethyl siloxane, siloxane-containing solvent and photoinitiator, wherein 80 parts of acrylate, 3 parts of dimethyl siloxane, siloxane-containing solvent and photoinitiator respectively and 11 parts of solvent are mixed; the photoinitiator may be an oligomeric multifunctional alpha-hydroxy ketone photoinitiator, 2-hydroxy-2-methyl-1-phenyl acetone, benzophenone, or a combination thereof; an anti-reflection and anti-fog coating 9 is arranged on the outer side surface of the protective coating 8, and has the functions of antifouling, scratch resistance, hydrophobicity, hydrophilicity and anti-reflection; the protective coating 8 has a thickness of between 5 and 50 microns; the protective coating 8 is an acrylic protective coating; the optical filter 5 is provided with at least one layer; the optical filter 5 comprises an optical transparent substrate 10, the outer surface of the optical transparent substrate 10 is provided with a plurality of dielectric coatings 12 with the thickness of about 20 microns, the dielectric coatings can be formed by a plurality of dielectric metal oxide thin layers and are applied to the optical transparent substrate 10 through vacuum deposition, the dielectric coatings are also called thin film coatings or interference coatings and comprise very thin transparent dielectric material layers (the typical thickness of the dielectric coatings is submicron), the dielectric coatings need to be coated on a substrate material, the dielectric coatings have the function of changing the reflection property of the surface by utilizing the interference effect of reflected light at a plurality of optical interfaces, and the optical filter 2 can basically modify the reflection property of the optical filter by utilizing the interference of the reflection from the plurality of optical interfaces; anti-reflection antifog coating 9 includes zirconia layer 11 and adheres to sodium fluoride layer 13 on zirconia layer 11, can avoid the fog, and the light transmissivity is good, increases the wearability, and high temperature resistant corrosion-resistant makes the clean clear of camera lens.
The utility model discloses when the concrete implementation, with this mixture of acrylate, dimethyl siloxane, solvent, photoinitiator mix an hour again, then scribble the filter 5 outward appearance, the coating is solidified with 300wpi mercury vapor curing lamp under ambient condition. The total UV dose of the cured coating was about 0.8J/cm 2， The protective coating application and curing steps were repeated 5 more times (the coating process may include dip, spin, flow or spray processes) to give six protective coatings with a total thickness of about 42.0 microns, tested: the sample lenses were tested and passed using the cross-hatch adhesion test. Another sample of the experiment was shot using a 0.25 inch diameter steel ball at a velocity of 250 ft/sec, as described in ANSI Z87.1, and was affected by the impact event. The protective coating remains attached to the lens.
Acrylate has high temperature resistance characteristics, and the most apparent characteristics are that weight ratio is lighter, and impact resistance is strong moreover, and the security is high, the utility model discloses it is strong that mainly then to have higher impact resistance with acrylic acid protective coating, sets up anti-reflection antifog coating and then avoids acrylate easy wear and tear and scrape the problem of flower, and good and bad is complementary, makes exactly the utility model discloses excellent performance of product uses on the lens, can improve camera lens life.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (7)
1. An industrial camera lens for automotive vision positioning, comprising an outer lens (1), characterized in that: outside lens (1) are equipped with concave surface (2) towards the user and the convex surface (3) of user dorsad, wear-resistant coating (4) have all been coated in convex surface (3), concave surface (2) are equipped with light filter (5), be equipped with adhesive (6) between outside lens (1) and light filter (5), light filter (5) surface edge is equipped with adhesion priming paint (7), light filter (5) surface is equipped with protective coating (8), protective coating (8) lateral surface is equipped with anti-reflection antifog coating (9).
2. An industrial camera lens for automotive vision positioning according to claim 1, characterized in that: the protective coating (8) has a thickness of between 5 and 50 microns.
3. An industrial camera lens for automobile vision positioning according to any one of claims 1-2, characterized in that: the protective coating (8) is an acrylic protective coating.
4. An industrial camera lens for automotive vision positioning according to claim 1, characterized in that: the optical filter (5) is provided with at least one layer.
5. An industrial camera lens for automotive vision positioning according to claim 1, characterized in that: the outer lens (1) is a front group lens.
6. An industrial camera lens for automotive vision positioning according to claim 1, characterized in that: the optical filter (5) comprises an optical transparent substrate (10), and a plurality of dielectric coatings (12) are arranged on the outer surface of the optical transparent substrate (10).
7. An industrial camera lens for automotive vision positioning according to claim 1, characterized in that: the anti-reflection and anti-fog coating (9) comprises a zirconium oxide layer (11) and a sodium fluoride layer (13) attached to the zirconium oxide layer (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222453298.4U CN217902083U (en) | 2022-09-16 | 2022-09-16 | Industrial camera lens for automobile visual positioning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222453298.4U CN217902083U (en) | 2022-09-16 | 2022-09-16 | Industrial camera lens for automobile visual positioning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217902083U true CN217902083U (en) | 2022-11-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222453298.4U Active CN217902083U (en) | 2022-09-16 | 2022-09-16 | Industrial camera lens for automobile visual positioning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217902083U (en) |
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2022
- 2022-09-16 CN CN202222453298.4U patent/CN217902083U/en active Active
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