CN212762644U

CN212762644U - Visual inspection clamp box for optical elements

Info

Publication number: CN212762644U
Application number: CN202021611888.XU
Authority: CN
Inventors: 胡洋; 舒威; 肖成; 聂铭思
Original assignee: Wuhan Ruijing Laser Chip Technology Co ltd
Current assignee: Wuhan Ruijing Laser Chip Technology Co ltd
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2021-03-23
Anticipated expiration: 2030-08-06

Abstract

The utility model discloses an optical element visual inspection clamp box, which comprises an upper cover, a base and more than 2 stop blocks; the upper cover is of a transparent structure and can be buckled with the base, so that a closed accommodating cavity for placing the optical element is formed between the upper cover and the inside of the base; more than 2 stop blocks are arranged on the base at intervals and are all positioned in the accommodating cavity; the stop block is movably connected with the base. The utility model provides an optical element visual inspection anchor clamps box can place the optical element/optics coating anchor clamps of treating the visual inspection in, isolated external pollution protects inside optical element simultaneously, through setting up the dog that the base removed relatively, can stabilize fixed optical element/optics coating anchor clamps to make the optical element visual inspection anchor clamps box can form a complete set optical element/optics coating anchor clamps visual inspection of different models.

Description

Visual inspection clamp box for optical elements

Technical Field

The application belongs to the technical field of optical element visual inspection, and particularly relates to an optical element visual inspection clamp box.

Background

In the production flow of optical elements, the film is required to be visually inspected under a microscope after being coated by an optical coating step. For example, in the current visual inspection process, the chip is fixed in an optical coating fixture, the fixture is directly placed on a microscope stage by hands or a pair of hand-held tweezers, and the optical coating fixture is moved to visually inspect the chip one by one.

The laser chip is easily contaminated by the outside during the visual inspection process, and then the use performance of the chip may be affected. And there is also a risk of being bruised by foreign objects.

Disclosure of Invention

In order to solve the technical problem, the utility model provides an optical element visual inspection anchor clamps box effectively protects the chip and does not influence the visual inspection of chip.

The technical scheme adopted for realizing the purpose of the utility model is that the visual inspection clamp box for the optical element comprises an upper cover, a base and more than 2 stop blocks; the upper cover is of a transparent structure and can be buckled with the base, so that a closed accommodating cavity for placing the optical element is formed between the upper cover and the inside of the base;

more than 2 stop blocks are arranged on the base at intervals and are all positioned in the accommodating cavity; the stop block is movably connected with the base.

Optionally, the stopper is magnetically connected to the base, a magnetic material is disposed on a bottom surface of the stopper, and a magnetic wire is disposed on the base or the base is a magnet.

Optionally, the base is of a transparent structure, the magnetic wires are arranged in the base, the number of the magnetic wires is the same as that of the stoppers, and the magnetic wires extend from the installation positions of the stoppers to the center of the base.

Optionally, the base is of a transparent structure, sliding grooves/sliding blocks are arranged on the base, the number of the sliding grooves/sliding blocks is the same as that of the stop blocks, and the sliding grooves/sliding blocks extend from the installation positions of the stop blocks to the center of the base; and the bottom surface of the stop block is correspondingly provided with a sliding block/sliding groove.

Optionally, the base is of a stepped structure, a convex edge with a circle of thickness lower than that of the base body is arranged at the edge of the base body, and the upper cover is buckled on the base body and a step formed by the convex edge.

Optionally, the thickness of the base body is 3-7 mm.

Optionally, the upper cover is made of transparent glass, and the thickness of the cover plate of the upper cover is 0.5-1.5 mm.

Optionally, a layer of high-transmittance scratch-resistant film is arranged on the upper surface of the cover plate.

Optionally, the number of the stop blocks is 4, and the 4 stop blocks are respectively located at four corners of the base.

Optionally, the stopper is a right-angle corner fitting.

According to the above technical scheme, the utility model provides an optical element visual inspection anchor clamps box, including upper cover, base and dog more than 2, the upper cover can with the base lock, and inside formation confined holds the chamber, and the upper cover is transparent structure, can not influence the visual inspection. When visual inspection is carried out, the optical element or the optical coating fixture is packaged in the accommodating cavity, the optical element/the optical coating fixture is isolated from the external environment, the optical element is not exposed in the air and cannot be polluted in the environment, and the upper cover and the base can protect the optical element from being scratched by foreign objects.

The stop blocks in the optical element visual inspection clamp box are used for fixing the optical element or the optical coating clamp, the stop blocks are arranged on the base at intervals, and the optical element/the optical coating clamp can be conveniently taken and placed at intervals between the stop blocks. The stop block can move relative to the base and can be matched with optical elements/optical coating fixtures of different models for visual inspection.

Compared with the prior art, the utility model provides an optical element visual inspection anchor clamps box can place the optical element/optics coating anchor clamps of treating visual inspection in interior, isolated external pollution protects inside optical element simultaneously, through setting up the dog that base removed relatively, can stabilize fixed optical element/optics coating anchor clamps to make the optical element visual inspection anchor clamps box can form a complete set optical element/optics coating anchor clamps visual inspection of different models.

Drawings

Fig. 1 is a schematic structural view of a visual inspection jig box for optical elements according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a base of the visual inspection jig box for optical elements of FIG. 1;

fig. 3 is an exploded view of the optical component visual inspection fixture box of fig. 1.

Description of reference numerals: 1-upper cover, 11-cover plate; 2-base, 21-collar, 22-base body, 23-step, 24-magnet wire; 3-a stopper, 31-a magnetic material; 4-containing cavity.

Detailed Description

In order to make the present application more clearly understood by those skilled in the art to which the present application pertains, the following detailed description of the present application is made with reference to the accompanying drawings by way of specific embodiments.

The embodiment of the utility model provides an optical element visual inspection anchor clamps box, its structure is as shown in fig. 1 and fig. 3, including upper cover 1,

base

2 and 2 above dog 3, upper cover 1 can with base 2 lock to make upper cover 1 and base 2 inside form a confined, be used for placing optical element hold chamber 4. The stop 3 is mounted on the base 2 and used for fixing an optical element to be visually inspected. The structure of each component of the optical component visual inspection jig box is described in detail below:

referring to fig. 1 and 3, the upper cover 1 is a transparent structure, preferably made of glass. The objective lens of the microscope passes through the cover plate 11 of the upper cover during visual inspection and focuses on the optical element to be visually inspected, so that the upper cover 1 is required to have good light transmittance and to be capable of preventing oil stains and scratches as much as possible.

In this embodiment, the upper cover 1 is a glass cover integrally made of transparent glass, and the thickness of the cover plate 11 of the upper cover 1 is 0.5-1.5 mm, preferably 1mm, which does not affect the visual inspection of the microscope. Be equipped with a layer of high-transparent anti-scratch film on the upper surface of apron 11, the high-transparent anti-scratch film can adopt pad pasting or coating film, improves apron 11's light transmissivity, reduces the mar that probably appears on apron 11, avoids the mar to influence visual inspection.

The base 2 is used to support the upper cover 1, the stopper 3 and the optical elements to be visually inspected, and the base 2 is directly contacted with the microscope stage, so the base 2 should have a certain structural strength. Referring to fig. 2 and 3, in the present embodiment, the base 2 has a stepped structure, and the thickness of the base body 22 is 3 to 7mm, preferably 5 mm.

Referring to fig. 2, the edge of the base body 22 is provided with a circle of convex edge 21 with a thickness lower than that of the base body 22, the upper cover 1 covers and buckles the step 23 formed by the base body 22 and the convex edge 21, and the step 23 plays a role in guiding and limiting, so that the upper cover 1 is stably covered and buckled on the base 2, and the upper cover and the base do not shake during movement. After the upper cover 1 is covered and buckled on the base 2, the convex edge 21 still protrudes out of the upper cover 1, as shown in fig. 1, the convex edge 21 facilitates opening the upper cover, and the convex edge 21 increases the contact area between the base 2 and the microscope stage.

The stop 3 is used to fix the optical element. The block 3 is provided with a plurality of blocks, and the specific number depends on the size of the optical element or the optical coating fixture. The stop blocks 3 are arranged on the base 2 at intervals and are all positioned in the accommodating cavity 4. As preferred, dog 3 sets up to 4, and 4 dogs 3 are located the four corners of base 2 or the center of the four sides of base 2 respectively, and the four corners is fixed for this embodiment adoption, and dog 3 is the right angle corner fitting, wholly is the L type, and the space between two adjacent dogs 3 is just to optical element/optics coating fixture's side, conveniently gets and puts optical element/optics coating fixture.

The stop block 3 is movably connected with the base 2 and is matched with optical elements/optical coating fixtures of different types for visual inspection. The dog 3 can adopt the current any kind of relative movement ground connected mode with base 2, for example magnetism inhale formula, slotted, spacing block formula etc. concrete connection structure the utility model discloses do not do the restriction.

In this embodiment, the stopper 3 is magnetically attracted to the base 2, specifically, referring to fig. 2, a magnetic attraction material 31 is disposed on a bottom surface of the stopper 3, a magnetic wire 24 is disposed in the base 2, the number of the magnetic wires 24 is the same as that of the stoppers 3, the magnetic wire 24 extends from the installation position of the stopper 3 to the center of the base 2, and the magnetic wire 24 is also a magnetic material, so that the stopper 3 and the base 2 can be stably attracted together by magnetic attraction force and can move. Specifically, an iron material may be provided on one of the stopper 3 and the base 2, and a magnet may be provided on the other, or both magnets may be provided.

The magnetic wires 24 are linear, have a small line width not exceeding 1cm, and therefore do not affect the light transmission effect of the base. When the magnetic wire structure is adopted, the base can also adopt a transparent structure, for example, transparent glass is adopted, steps and grooves are processed on the transparent glass, and magnet strips are embedded in the grooves to form the magnetic wires. The movable connection between the stop block 3 and the base 2 can be realized, and the light transmission effect of the whole optical element visual inspection clamp box can be improved.

In other embodiments, the base 2 may be a magnet/iron, and the stopper 3 may be an iron/magnet, so that the stopper 3 and the base 2 can be movably connected, but the light transmittance of the whole device is poor.

In a further preferred embodiment, the stoppers 3 and the base 2 are movably connected by a sliding slot structure, for example, the base 2 is provided with the same number of sliding slots/blocks as the stoppers 3, the sliding slots/blocks extend from the mounting position of the stoppers 3 to the center of the base 2; the bottom surface of the stop dog 3 is correspondingly provided with a sliding block/sliding groove, and the sliding block is embedded into the sliding groove and can slide along the sliding groove, so that the stop dog 3 is movably connected with the base 2. Because spout and slider all can be set up on glass structure, consequently adopt behind spout/slider structure, this base 2 still can adopt transparent construction, and this optical element visual inspection anchor clamps box is whole to be light transmissivity good.

The optical element visual inspection clamp box provided by the embodiment can be used for packaging an optical coating clamp, and as a carrying platform for visual inspection of a laser chip, the chip clamped on the clamp is isolated from air through the device, the AR (antireflection film) surface and the HR (high-reflection film) surface of the chip are not exposed in the air, external pollutants cannot pollute the AR and HR of the chip, and the service performance of the chip is not influenced.

The optical element visual inspection clamp box provided by the embodiment can also be used in cooperation with the existing G-PAK box (chip packaging adhesive box), when the P surface of a chip is visually inspected, the G-PAK box is placed into the clamp box, so that the contact between the G-PAK box and air is isolated under the condition that the visual inspection of a microscope is not influenced, and the pollution of external pollutants to the P surface (with abundant electron holes) and the N surface (with abundant electrons) of the chip is reduced.

In the actual use process, because the optical element visual inspection clamp box has the functions of isolating the external environment and fixing the clamp, the optical element visual inspection clamp box provided by the embodiment can also be used in the production line transfer process of the optical coating clamp. Realizing multiple purposes of one object in the true sense.

Through the embodiment, the utility model has the following beneficial effect or advantage:

1) the utility model provides an optical element visual inspection anchor clamps box can place the optical element/optics coating anchor clamps of treating the visual inspection in, isolated external pollution protects inside chip simultaneously, through setting up the dog that the base removed relatively, can stabilize fixed optical element/optics coating anchor clamps to make the optical element visual inspection anchor clamps box can form a complete set optical element/optics coating anchor clamps visual inspection of different models.

2) The utility model provides an optical element visual inspection anchor clamps box, dog and base adopt the magnetic wire structure to adsorb fixedly, allow the base to adopt transparent construction, both can realize the movably connection of dog and base, can improve the printing opacity effect of whole optical element visual inspection anchor clamps box again, and the design of complete transparency lets the visual inspection more simple and convenient, can not produce any influence to the microscope visual inspection.

While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all alterations and modifications as fall within the scope of the application.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.

Claims

1. The utility model provides an optical element visual inspection anchor clamps box which characterized in that: comprises an upper cover, a base and more than 2 stop blocks; the upper cover is of a transparent structure and can be buckled with the base, so that a closed accommodating cavity for placing the optical element is formed between the upper cover and the inside of the base;

2. The optical element visual inspection fixture box of claim 1, wherein: the stopper is magnetically connected with the base, a magnetic material is arranged on the bottom surface of the stopper, and a magnetic wire is arranged on the base or the base is a magnet.

3. The optical element visual inspection fixture box of claim 2, wherein: the base is of a transparent structure, the magnet wires are arranged in the base, the number of the magnet wires is the same as that of the stop blocks, and the magnet wires extend from the mounting positions of the stop blocks to the center of the base.

4. The optical element visual inspection fixture box of claim 1, wherein: the base is of a transparent structure, sliding grooves/sliding blocks are arranged on the base, the number of the sliding grooves/sliding blocks is the same as that of the stop blocks, and the sliding grooves/sliding blocks extend from the mounting positions of the stop blocks to the center of the base; and the bottom surface of the stop block is correspondingly provided with a sliding block/sliding groove.

5. The optical element visual inspection jig box of any one of claims 1 to 4, wherein: the base is of a stepped structure, a circle of convex edge with the thickness lower than that of the base body is arranged at the edge of the base body, and the upper cover is buckled on the base body and a step formed by the convex edge.

6. The visual inspection jig box of optical elements as claimed in claim 5, wherein: the thickness of base body is 3 ~ 7 mm.

7. The optical element visual inspection jig box of any one of claims 1 to 4, wherein: the upper cover is made of transparent glass, and the thickness of the cover plate of the upper cover is 0.5-1.5 mm.

8. The optical element visual inspection fixture box of claim 7, wherein: and a layer of high-transmittance scratch-resistant film is arranged on the upper surface of the cover plate.

9. The optical element visual inspection jig box of any one of claims 1 to 4, wherein: the quantity of dog is 4, 4 the dog is located respectively the four corners of base.

10. The optical element visual inspection fixture box of claim 9, wherein: the stop block is a right-angle corner piece.