Optical sensor calibration device

Abstract

The utility model discloses an optical sensor calibration device, which comprises a base, a rotary table is mounted on the base, the rotary table is rotatably connected with an upper bracket, the upper bracket is connected with a calibration plate bracket, two sides of the calibration plate bracket are used for mounting a calibration plate, and the calibration plate is fixed on the calibration plate bracket through a clamping block; the clamping block is provided with a clamping end used for clamping the calibration plate, and the clamping block is installed on the frame of the calibration plate support. Rapid switching and angle adjustment of the calibration plate are realized, and the operation convenience is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of calibration devices, in particular to an optical sensor calibration device. Background Art

[0002] Optical sensors are widely used in many fields, including machine vision, environmental monitoring, medical diagnosis, etc. These sensors can detect and measure the physical properties of light, such as intensity, wavelength, polarization, etc., to obtain information about objects or environments. However, in order to ensure the accuracy of the measurement results, optical sensors need to be accurately calibrated.

[0003] The calibration of optical sensors requires the use of corresponding calibration plates. The optical module equipped with the optical sensor collects the optical data fed back from the calibration plate to achieve calibration. How to quickly adjust and switch the calibration plate is particularly important for improving the efficiency and effect of calibration. Utility Model Content

[0004] In order to solve one or more problems existing in the prior art, the utility model provides an optical sensor calibration device. The technical solution adopted by the utility model to solve the above problems is: an optical sensor calibration device, which comprises: a base, the base is equipped with a turntable, the turntable is rotatably connected to an upper bracket, the upper bracket is connected to a calibrating plate bracket, the two sides of the calibration plate bracket are used to install the calibration plate, and the calibration plate is fixed to the calibration plate bracket by a clamping block;

[0005] The clamping block is provided with a clamping end for clamping the calibration plate, and the clamping block is installed on the frame of the calibration plate bracket.

[0006] In some embodiments, a through slot is provided on the frame of the calibration plate bracket, the clamping block is arranged along the through slot, and the clamping block is fixedly connected to the through slot via a connecting piece.

[0007] In some embodiments, the base is provided with a lower bracket, and the turntable is mounted on the lower bracket.

[0008] In some embodiments, the base is mounted with a plurality of Forma wheel assemblies.

[0009] The technical effect achieved by the utility model is as follows: calibration plates of different sizes can be fixed by the calibration plate bracket and the clamping block, calibration plates can be installed on both sides of the calibration plate bracket, and the calibration plates can be switched and the angles can be adjusted by a turntable, so that the calibration plate is perpendicular to the optical axis of the optical module to be measured, thereby ensuring the accuracy of calibration and being simple and convenient to operate; the height of the base can be adjusted and the entire device can be moved by placing multiple Forma wheel assemblies on the base, thereby improving flexibility. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a schematic diagram of the utility model;

[0011] Figure 2 It is an exploded view of the utility model;

[0012] Figure 3 It is a partial view of the utility model.

[0013] [Reference Signs]

[0014] 1. Base 10, lower bracket 2, turntable 3, upper bracket 4, calibration plate bracket 40, through slot 5, calibration plate 6, clamping block 60, clamping end 7, Foma wheel assembly. DETAILED DESCRIPTION

[0015] In order to make the above-mentioned purposes, features and advantages of the utility model more understandable, the specific implementation methods of the utility model are described in detail below in conjunction with the accompanying drawings. In the following description, many specific details are set forth to facilitate a full understanding of the utility model. However, the utility model can be implemented in many other ways different from this description, and those skilled in the art can make similar improvements without violating the connotation of the utility model. Therefore, the utility model is not limited to the specific embodiments disclosed below. '

[0016] like Figure 1-Figure 2 As shown, the utility model discloses an optical sensor calibration device, which comprises: a base 1, the base 1 is equipped with a turntable 2, the turntable 2 is rotatably connected to an upper bracket 3, the upper bracket 3 is connected to a calibrating plate bracket 4, both sides of the calibration plate bracket 4 are used to install a calibration plate 5, the calibration plate 5 is fixed to the calibration plate bracket 4 by a clamping block 6, and four clamping blocks 6 fix one calibration plate 5 to the calibration plate bracket 4;

[0017] The clamping block 6 is provided with a clamping end 60 for clamping the calibration plate 5 , and the clamping block 6 is installed on the frame of the calibration plate bracket 4 .

[0018] Combination Figure 2 As shown, the base 1 is provided with a lower bracket 10, the turntable 2 is installed on the lower bracket 10, the turntable 2 can be adjusted in position on the lower bracket 10, and the lower bracket 10 can be adjusted in position along the base 1, that is, the turntable 2 can be moved forward and backward along the lower bracket 10, and the lower bracket 10 can be moved left and right along the base 1.

[0019] Combination Figure 3As shown, a through slot 40 is provided on the frame of the calibration plate bracket 4, and the clamping block 6 is arranged along the through slot 40. The clamping block 6 is fixedly connected to the through slot 40 through a connecting member (screw). The clamping block 6 can be installed at any position of the through slot 40 to clamp calibration plates of different sizes.

[0020] like Figure 1 , Figure 2 As shown, the base 1 is installed with four Forma wheel assemblies 7, and the entire calibration device can be maneuvered through the Forma wheel assemblies 7. At the same time, the Forma wheel assemblies 7 have the ability to be raised and lowered. Therefore, the base 1 can adapt to the unevenness of the ground through the Forma wheel assemblies 7.

[0021] In summary, the calibration plates of different sizes can be fixed by the calibration plate bracket and the clamp. The calibration plates can be installed on both sides of the calibration plate bracket and the calibration plates can be switched and the angle can be adjusted by the turntable, so that the calibration plate is perpendicular to the optical axis of the optical module to be measured, thereby ensuring the accuracy of the calibration and making the operation simple and convenient. By installing multiple Forma wheel assemblies on the base, the height of the base can be adjusted and the entire device can be moved, thereby improving flexibility.

[0022] The above-described embodiments only express one or more implementation methods of the utility model, and the description is relatively specific and detailed, but it cannot be understood as a limitation of the utility model patent. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model shall be based on the attached claims.

Claims

1. An optical sensor calibration device, characterized in that: include: A base, wherein the base is provided with a turntable, the turntable is rotatably connected to an upper bracket, the upper bracket is connected to a calibration plate bracket, both sides of the calibration plate bracket are used to install a calibration plate, and the calibration plate is fixed to the calibration plate bracket by a clamping block; The clamping block is provided with a clamping end for clamping the calibration plate, and the clamping block is installed on the frame of the calibration plate bracket.

2. The optical sensor calibration device according to claim 1, characterized in that: A through slot is provided on the frame of the calibration plate bracket, the clamping block is arranged along the through slot, and the clamping block is fixedly connected to the through slot via a connecting piece.

3. The optical sensor calibration device according to claim 1, characterized in that: The base is provided with a lower bracket, and the turntable is installed on the lower bracket.

4. The optical sensor calibration device according to claim 1, characterized in that: The base is equipped with a plurality of Forma wheel assemblies.

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