CN212871092U

CN212871092U - Optical axis test mechanism of invisible light

Info

Publication number: CN212871092U
Application number: CN202021761781.3U
Authority: CN
Inventors: 赵慧; 嵇峰; 刘宗奇
Original assignee: China Science Fusion Perception Intelligence Research Institute Suzhou Industrial Park Co ltd
Current assignee: Zhongke fusion perception Intelligent Technology (Hainan) Co.,Ltd.
Priority date: 2020-08-21
Filing date: 2020-08-21
Publication date: 2021-04-02
Anticipated expiration: 2030-08-21

Abstract

The utility model relates to an optical axis testing mechanism of invisible light, which comprises a measuring plate, a product adjusting mechanism, a correcting mechanism, a large optical plate, a small optical plate and a height adjusting column; the measuring plate consists of a scale plate and a base; the product adjusting mechanism consists of a mounting slide block and a slide rail; the correcting mechanism consists of a pressing plate, a V-shaped base and an infrared laser; the measuring plate is arranged on the large optical plate, and the small optical plate is arranged on the large optical plate through the height adjusting column; the V-shaped base is fixedly arranged on the small optical plate through screws; the infrared laser is installed and pressed on the V-shaped base through a pressing plate and a screw; the sliding rail is fixedly arranged on the small optical plate through screws; the mounting slide block is mounted on the slide rail; the mounting sliding block is provided with a correction hole with the same diameter as the infrared laser; visible infrared light is used, so that the operation is convenient; personnel operation is reduced, and the test result is more reliable; the installation and debugging of product test have been standardized, and the precision is high.

Description

Optical axis test mechanism of invisible light

Technical Field

The utility model relates to an optical axis accredited testing organization of invisible light belongs to optical axis mechanical testing field.

Background

The existing invisible light optical axis testing method is simple, generally, after an optical machine is fixed, invisible light is projected on a plate with a scale, and shooting reading is carried out through an infrared camera; however, due to the deviation of the size and the position of the optical axis of the actual optical machine, the actual size and the deflection angle need to be calculated after the reading of the ruler; the method has the advantages of low cost, flexible operation, no limitation to different types of products and different light-emitting shapes; however, in actual testing, each product needs a set of installation and debugging time, the operation time is long, the installation deviation of each time is difficult to control, and a result is obtained by complex calculation in the later stage.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the purpose is in order to overcome prior art not enough and provide the optical axis accredited testing organization in order to improve an invisible light, inspection and calibration at any time in the testing process of being convenient for, and installation and calibration are visual, and convenient operation tests accurately, and efficiency of software testing, test result are more reliable.

In order to achieve the above purpose, the utility model adopts the technical scheme that: an invisible light optical axis testing mechanism comprises a measuring plate, a product adjusting mechanism, a correcting mechanism, a large optical plate, a small optical plate and a height adjusting column; the measuring plate consists of a scale plate and a base; the product adjusting mechanism consists of a mounting slide block and a slide rail; the correcting mechanism consists of a pressing plate, a V-shaped base and an infrared laser; the measuring plate is arranged on the large optical plate, and the small optical plate is arranged on the large optical plate through the height adjusting column; the V-shaped base is fixedly arranged on the small optical plate through screws; the infrared laser is installed and pressed on the V-shaped base through a pressing plate and a screw; the sliding rail is fixedly arranged on the small optical plate through screws; the mounting slide is arranged on the slide rail; the mounting sliding block is provided with a correction hole with the same diameter as the infrared laser; the original invisible light is converted into visible infrared light, so that the installation and calibration are visual, and the operation is convenient.

Preferably, the height adjusting columns are three.

Preferably, the height adjusting column is provided with a height fine adjustment knob; the test precision is improved, and the test is convenient to calibrate at any time in the test process.

Preferably, the center of the correction hole, the center of the light-emitting center after the product is installed, the infrared laser and the center of the measuring plate are adjusted to be coaxial with each other in three centers; the device is used for accurately testing the actual optical axis deviation of a product.

Preferably, a locking structure is designed on the mounting sliding block; a position avoidance groove is designed between the installation sliding block and the product installation reference surface; a height adjusting gap is designed between the mounting sliding block and the sliding rail, and the height of the mounting sliding block is adjusted through the threaded hole by using a bolt; the problem that installation is inaccurate due to the fact that round corners generated by limitation of machining to the size of the head interfere with installation of products is avoided.

Preferably, the infrared laser is cylindrical.

Preferably, a gap is formed between the V-shaped base and the pressing plate after the V-shaped base and the pressing plate are pressed tightly; the infrared laser is more compact in installation, and certain machining errors and size errors of the infrared laser can be compensated.

Preferably, the mounting hole of the V-shaped base is designed to be a waist-shaped hole; the device is used for compensating certain processing and mounting errors, so that the infrared laser can be projected to the center of the measuring plate.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

the optical axis testing mechanism of the visible light in the scheme of the utility model avoids the operation error caused by the operation of different personnel, the testing operation is more convenient, and the testing result is more reliable; the installation and debugging of the product before testing are standardized, the installation position of the product is unified, and the testing accuracy is improved; the original invisible light is converted into visible infrared light, so that the installation and calibration are visual, and the operation is convenient; the utility model discloses many places of a whole set of mechanism have designed and have aimed at the regulation structure, have not only improved the measuring accuracy, also make things convenient for at any time inspection and calibration in the testing process.

Drawings

The technical scheme of the utility model is further explained by combining the attached drawings as follows:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a product adjusting mechanism of the present invention;

FIG. 3 is a schematic structural view of the straightening mechanism of the present invention;

FIG. 4 is a schematic structural view of another angle of the straightening mechanism of the present invention;

fig. 5 is a schematic structural view of another aspect of the present invention;

wherein: 1. measuring a plate; 1.1, a scale plate; 1.2, a base; 2. a product adjustment mechanism; 2.1, installing a sliding block; 2.2, a slide rail; 3. a correction mechanism; 3.1, pressing a plate; 3.2, a V-shaped base; 3.3, an infrared laser; 4. a large optical plate; 5. a small optical plate; 6. a height adjustment post.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 and 5, the optical axis testing mechanism for visible light according to the present invention includes a measuring plate 1, a product adjusting mechanism 2, a correcting mechanism 3, a large optical plate 4, a small optical plate 5 and a height adjusting column 6; the measuring plate 1 consists of a scale plate 1.1 and a base 1.2; the measuring plate 1 is arranged on the large optical plate 4, and the small optical plate 5 is arranged on the large optical plate 4 through three height adjusting columns 6; infrared laser, the product light-emitting center, the center of the measuring plate 1 are adjusted to be coaxial with three centers through system control.

As shown in fig. 2, the product adjusting mechanism 2 is composed of a mounting slide block 2.1 and a slide rail 2.2; the sliding rail 2.2 is fixedly arranged on the small optical plate 5 through screws; the mounting slide block 2.1 is mounted on the slide rail 2.2 through a slide rail 2.2 structure; a locking structure is designed on the mounting sliding block 2.1; a position avoidance groove is designed between the mounting sliding block 2.1 and the product mounting reference surface; a height adjusting gap is designed between the mounting sliding block 2.1 and the sliding rail 2.2, and the height of the mounting sliding block 2.1 is adjusted through a threaded hole by using a bolt.

As shown in fig. 3 and 4, the correcting mechanism 3 is composed of a pressing plate 3.1, a V-shaped base 3.2 and an infrared laser 3.3; the V-shaped base 3.2 is fixedly arranged on the small optical plate 5 through screws; the infrared laser 3.3 is mounted and pressed on the V-shaped base 3.2 through a pressing plate 3.1 and a screw; the mounting sliding block 2.1 is provided with a correction hole with the same diameter as the infrared laser; and a certain gap is formed between the V-shaped base 3.2 and the pressing plate 3.1 after the pressing.

In use, the required height and levelness of the small optical plate 5 are accurately adjusted by adjusting the fine adjustment knobs of the three height adjustment columns 6 until the theoretical central height of the infrared laser 3.3 after installation is equal to the central height of the measuring plate 1, and the small optical plate 5 is adjusted to be horizontal through detection of the level meter; after the infrared laser 3.3 is installed, a light spot is adjusted to the center of the measuring plate 1 through a waist-shaped hole of the base 1.2, and after the light spot is adjusted, the base 1.2 is screwed by a screw and fixed; after the infrared laser 3.3 is installed and fixed, the installation sliding block 2.1 is installed on the sliding rail 2.2, light of the infrared laser 3.3 is projected onto the measuring plate 1 through a correction hole in the sliding block through the sliding of the sliding block on the sliding rail 2.2 and a fine adjustment structure on the height of the sliding block, the projected light spot is ensured to be uniform and complete, and after the position of the installation sliding block 2.1 is accurately corrected, the sliding block is locked on the sliding rail 2.2 through a screw; and finally, fixing the product to be tested on the mounting slide block 2.1, and positioning and mounting the product through the reference surface.

The above is only a specific application example of the present invention, and does not constitute any limitation to the protection scope of the present invention. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.

Claims

1. The utility model provides an optical axis accredited testing organization of invisible light which characterized in that: comprises a measuring plate (1), a product adjusting mechanism (2), a correcting mechanism (3), a large optical plate (4), a small optical plate (5) and a height adjusting column (6); the measuring plate (1) consists of a scale plate (1.1) and a base (1.2); the product adjusting mechanism (2) consists of an installation sliding block (2.1) and a sliding rail (2.2); the correcting mechanism (3) consists of a pressing plate (3.1), a V-shaped base (3.2) and an infrared laser (3.3); the measuring plate (1) is arranged on the large optical plate (4), and the small optical plate (5) is arranged on the large optical plate (4) through a height adjusting column (6); the V-shaped base (3.2) is fixedly arranged on the small optical plate (5) through screws; the infrared laser (3.3) is mounted and pressed on the V-shaped base (3.2) through a pressing plate (3.1) and a screw; the sliding rail (2.2) is fixedly arranged on the small optical plate (5) through screws; the mounting sliding block (2.1) is mounted on the sliding rail (2.2); and the mounting sliding block (2.1) is provided with a correction hole with the same diameter as the infrared laser.

2. The mechanism for testing an optical axis of invisible light according to claim 1, wherein: the number of the height adjusting columns (6) is three.

3. The mechanism for testing an optical axis of invisible light according to claim 1, wherein: the height adjusting column (6) is provided with a height fine adjustment knob.

4. The mechanism for testing an optical axis of invisible light according to claim 1, wherein: the center of the correction hole, the center of the light-emitting center after the product is installed, the center of the infrared laser and the center of the measuring plate (1) are adjusted to be coaxial with each other.

5. The mechanism for testing an optical axis of invisible light according to claim 1, wherein: a locking structure is designed on the mounting sliding block (2.1); a position avoidance groove is designed between the mounting sliding block (2.1) and the product mounting reference surface; a height adjusting gap is designed between the mounting sliding block (2.1) and the sliding rail (2.2), and the height of the mounting sliding block (2.1) is adjusted through the threaded hole by using a bolt.

6. The mechanism for testing an optical axis of invisible light according to claim 1, wherein: the infrared laser (3.3) is cylindrical.

7. The mechanism for testing an optical axis of invisible light according to claim 1, wherein: a gap is formed between the V-shaped base and the pressing plate (3.1) after the V-shaped base and the pressing plate are tightly pressed.

8. The mechanism for testing an optical axis of invisible light according to claim 1, wherein: the mounting hole of the V-shaped base (3.2) is designed to be a waist-shaped hole.