CN115604459A - Debugging device and debugging method for optical machine sensor assembly - Google Patents
Debugging device and debugging method for optical machine sensor assembly Download PDFInfo
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- CN115604459A CN115604459A CN202211244800.9A CN202211244800A CN115604459A CN 115604459 A CN115604459 A CN 115604459A CN 202211244800 A CN202211244800 A CN 202211244800A CN 115604459 A CN115604459 A CN 115604459A
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Abstract
The invention provides a debugging device of an optical machine sensor assembly, which comprises: the reflecting mirror is parallel to the surface where the reference component is located, and the reflecting mirror is fixed on the support through a pressing plate. After the optical machine is fixed on the debugging device by the debugging device, the optical axis of the optical machine and the reference reflector of the debugging device form a vertical relation, and the conversion of optical reference is realized. The posture of the debugging device is adjusted, so that the included angle between the parallel light beam emitted by the collimator and the optical axis of the optical machine is reduced, the central deviation between the imaging center of the sensor assembly and the actual image surface is reduced, and when the optical machine assembly is assembled in a large optical system, the optical reference of the optical machine assembly and the optical reference of the system can be unified.
Description
Technical Field
The invention belongs to the technical field of precision debugging, and particularly relates to a debugging device and a debugging method of an optical machine sensor assembly.
Background
The sensor assembly of the optical machine is used as an imaging receiving device, photoelectric conversion is realized, and the assembly and adjustment precision of the sensor assembly has great influence on the imaging quality of the optical machine. The method commonly used in the engineering at present is that an optical-mechanical component is placed in front of a collimator, a target plate in the collimator emits parallel light to enter the optical-mechanical component, the center cross of the sensor imaging is aligned with the center of the target plate, and the direction and the pitching of a sensor part are finely adjusted, so that the imaging is clearest. However, in the actual assembling and adjusting process, there is an angular deviation between the parallel light emitted from the collimator and the actual optical axis of the optical machine, which will cause the deviation between the center of the sensor after assembling and adjusting and the center of the actual image plane, so that when the optical machine assembly is assembled in a large optical system, there is a large deviation between the optical reference of the optical machine component and the optical reference of the system.
Disclosure of Invention
In order to solve the above problems, an object of the present invention is to provide a debugging apparatus and a debugging method for an optical mechanical sensor assembly, so as to solve the problem that the deviation between the sensor assembly and the actual image plane of the optical mechanical device is large in the current optical mechanical assembly and debugging.
In order to achieve the above object, the present invention provides the following technical solution, and provides a debugging device of an optical mechanical sensor assembly, the debugging device includes: a bracket, a reference component arranged on one surface of the bracket and a reflector arranged on the other surface of the bracket,
the reflecting mirror is parallel to the surface where the reference assembly is located, and the reflecting mirror is fixed on the support through the pressing plate.
The debugging device of the optical-mechanical sensor assembly provided by the invention is also characterized in that an adjusting gasket for adjusting the angle of the reflector is arranged between the reflector and the pressure plate.
The debugging device of the optical mechanical sensor component is also characterized in that the upper end of the reflector is provided with a groove for avoiding the light path of the optical mechanical sensor component to be debugged.
The debugging device of the optical mechanical sensor assembly provided by the invention is also characterized in that the reference assembly comprises a plurality of threaded bushings matched with the optical mechanical sensor assembly to be debugged, and the number of the threaded bushings is not less than 4.
Another objective of the present invention is to provide a commissioning method of an opto-mechanical sensor assembly, the method using the commissioning device according to any of the preceding claims.
The debugging method of the optical mechanical sensor assembly provided by the invention also has the characteristics that the method comprises the following steps:
s1: assembling a debugging device, and placing the debugging device on a rotary table;
s2: fixing the optical machine on a debugging device through a reference assembly, and enabling the optical machine to face a collimator;
s3: adjusting the azimuth angle and the pitch angle of the rotary table to ensure that a reflector on the debugging device is vertical to the parallel light emitted by the collimator;
s4: and (3) mounting a sensor to be mounted on the optical machine, and adjusting the pitch angle and the azimuth angle of the sensor to align the imaging center of the sensor with the center of the target plate in the collimator.
The debugging method of the optical mechanical sensor assembly provided by the invention is also characterized in that the assembling and debugging device in the S1 comprises the following steps:
s1.1: performing finish machining on the installation end face of the reference assembly to enable the coplanarity of the installation end face to be less than 0.005mm;
s1.2: establishing a reference of a centering rotary table;
s1.3: placing a support on a reference reflector of a centering rotary table, enabling the installation end face to be downward, and fixing the reflector on the support through a pressing plate;
s1.4: adjusting the outgoing parallel light of the centering instrument to irradiate on the reflector, enabling a self-alignment cross-shaped image to appear on the interface of the centering instrument, and rotating the centering rotary table to enable the self-alignment cross-shaped image to start to draw a circle;
s1.5: adjusting an adjusting gasket between the reflector and the pressing plate to reduce the self-alignment cross image until the angle deviation of the reflector meets the debugging requirement;
s1.6: and coating silicon rubber between the reflector and the pressing plate for fixing.
The debugging method of the optical-mechanical sensor assembly provided by the invention is also characterized in that in S1.4, the vertical angle deviation of the reference reflector and the light pipe is adjusted by adding a gasket below the reference reflector so as to adjust the direction of the parallel light emitted by the centering instrument.
Advantageous effects
The debugging device of the optical machine sensor assembly provided by the invention has the advantages that after the optical machine is fixed on the debugging device, the optical axis of the optical machine and the reference reflector of the debugging device form a vertical relation, and the conversion of optical reference is realized. By adjusting the posture of the debugging device, the included angle between the parallel light beam emitted by the collimator and the optical axis of the optical machine is reduced, the center deviation between the imaging center of the sensor assembly and the actual image plane is reduced, and when the optical machine assembly is assembled in a large optical system, the optical reference of the optical machine component and the optical reference of the system can be unified.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present disclosure, the drawings needed to be used in the embodiments will be briefly described below, it is obvious that the following descriptions are only some embodiments of the present disclosure, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a debugging apparatus according to an embodiment of the present invention;
FIG. 2 is a diagram illustrating a state of use of a debugging apparatus according to an embodiment of the present invention;
fig. 3 is a schematic view of a frame size of a centering instrument in the debugging method according to the embodiment of the present invention.
Detailed Description
The present invention is further described in detail with reference to the drawings and examples, but it should be understood that these embodiments are not intended to limit the present invention, and those skilled in the art should understand that the functional, methodological, or structural equivalents of these embodiments or substitutions may be included in the scope of the present invention.
In the description of the embodiments of the present invention, it should be understood that the terms "central", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only used for convenience in describing and simplifying the description of the present invention, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to a number of indicated technical features. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, "a plurality" means two or more unless otherwise specified.
The terms "mounted," "connected," and "coupled" are to be construed broadly and may, for example, be fixedly coupled, detachably coupled, or integrally coupled; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.
As shown in fig. 1 to fig. 3, the present embodiment provides a debugging device for an opto-mechanical sensor assembly, the debugging device includes: the reflecting mirror comprises a support 3, a reference component arranged on one surface of the support 3 and a reflecting mirror 2 arranged on the other surface of the support 3, wherein the reflecting mirror 2 is parallel to the surface where the reference component is arranged, and the reflecting mirror 2 is fixed on the support through a pressing plate 5.
In some embodiments, an adjusting gasket for adjusting the angle of the reflector is arranged between the reflector 2 and the pressure plate 5.
In some embodiments, a groove for avoiding the optical path of the opto-mechanical sensor assembly to be debugged is formed at the upper end of the reflector 2. The groove can be a U-shaped groove.
In some embodiments, the reference assembly comprises a plurality of threaded bushings 6 for cooperating with the opto-mechanical sensor assembly to be debugged, the number of threaded bushings 6 being not less than 4.
In some embodiments, a method for debugging an opto-mechanical sensor assembly is provided, the method comprising the steps of:
s1: assembling a debugging device, and placing the debugging device on a rotary table;
s2: fixing the optical machine 1 on a debugging device through a reference assembly, and enabling the optical machine 1 to face a collimator;
s3: adjusting the azimuth angle and the pitch angle of the rotary table to drive the change of the azimuth angle and the pitch angle of the reflector 2, so that the reflector 2 on the debugging device is vertical to the parallel light emitted by the collimator;
s4: the sensor 4 to be installed is installed on the light machine 1, the pitch angle and the azimuth angle of the sensor 4 are adjusted through observing imaging, the center of the imaging of the sensor 4 is aligned with the center of a target plate in the collimator, imaging is enabled to be clearest, and the position of a sensor part is fixed.
In some embodiments, the assembly debugging apparatus in S1 includes the following steps:
s1.1: performing finish machining on the installation end face of the reference assembly to enable the coplanarity of the installation end face to be less than 0.005mm;
s1.2: establishing a reference of a centering rotary table;
s1.3: placing a support 3 on a reference reflector of a centering rotary table, enabling the installation end face to be downward, and fixing a reflector 2 on the support through a pressing plate 5;
s1.4: adjusting the outgoing parallel light of the centering instrument to irradiate on the reflector 2, enabling a self-alignment cross-shaped image to appear on the interface of the centering instrument, and rotating the centering rotary table to enable the self-alignment cross-shaped image to start to draw a circle;
s1.5: adjusting an adjusting gasket between the reflector 2 and the pressure plate 5 to reduce the self-alignment cross image until the angular deviation of the reflector 2 meets the debugging requirement;
s1.6: silicone rubber is coated between the reflecting mirror 2 and the pressing plate 5 for fixation.
In some embodiments, in S1.4, the vertical angle offset of the reference mirror and the light pipe is adjusted by adding a spacer below the reference mirror, so as to adjust the direction of the parallel light emitted from the centering device.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention. The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (8)
1. A debugging device of an optical-mechanical sensor assembly is characterized in that the debugging device comprises: a bracket, a reference component arranged on one surface of the bracket and a reflector arranged on the other surface of the bracket,
the reflecting mirror is parallel to the surface where the reference assembly is located, and the reflecting mirror is fixed on the support through the pressing plate.
2. The tuning rig for an opto-mechanical sensor assembly according to claim 1, wherein an adjustment pad is provided between the mirror and the pressure plate for adjusting the angle of the mirror.
3. The opto-mechanical sensor assembly debugging device of claim 1 wherein the upper end of said mirror is provided with a groove for avoiding the optical path of the opto-mechanical sensor assembly to be debugged.
4. The opto-mechanical sensor assembly debugging device of claim 1 wherein said reference assembly comprises a plurality of threaded bushings for mating with the opto-mechanical sensor assembly to be debugged, said number of threaded bushings being not less than 4.
5. A commissioning method of an opto-mechanical sensor assembly, characterized in that said method uses a commissioning device according to any one of claims 1 to 4.
6. The method for commissioning an opto-mechanical sensor assembly according to claim 5, said method comprising the steps of:
s1: assembling a debugging device, and placing the debugging device on a rotary table;
s2: fixing the optical machine on a debugging device through a reference assembly, and enabling the optical machine to face a collimator;
s3: adjusting the azimuth angle and the pitch angle of the rotary table to ensure that a reflector on the debugging device is vertical to the parallel light emitted by the collimator;
s4: and (3) mounting a sensor to be mounted on the optical machine, and adjusting the pitch angle and the azimuth angle of the sensor to align the imaging center of the sensor with the center of the target plate in the collimator.
7. The method for debugging an opto-mechanical sensor assembly according to claim 6, wherein the assembly debugging means in S1 comprises the steps of:
s1.1: performing finish machining on the installation end face of the reference assembly to enable the coplanarity of the installation end face to be less than 0.005mm;
s1.2: establishing a reference of a centering rotary table;
s1.3: placing a support on a reference reflector of a centering rotary table, enabling the installation end face to be downward, and fixing the reflector on the support through a pressing plate;
s1.4: adjusting the outgoing parallel light of the centering instrument to irradiate on the reflector, enabling a self-alignment cross-shaped image to appear on the interface of the centering instrument, and rotating the centering rotary table to enable the self-alignment cross-shaped image to start to draw a circle;
s1.5: adjusting an adjusting gasket between the reflector and the pressing plate to reduce the self-alignment cross image until the angle deviation of the reflector meets the debugging requirement;
s1.6: and coating silicon rubber between the reflector and the pressing plate for fixing.
8. The method for debugging an opto-mechanical sensor assembly according to claim 7, wherein in S1.4, the vertical angular offset of the reference mirror and the light pipe is adjusted by adding a spacer below the reference mirror to adjust the direction of the parallel light emitted from the centering device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211244800.9A CN115604459A (en) | 2022-10-12 | 2022-10-12 | Debugging device and debugging method for optical machine sensor assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211244800.9A CN115604459A (en) | 2022-10-12 | 2022-10-12 | Debugging device and debugging method for optical machine sensor assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115604459A true CN115604459A (en) | 2023-01-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211244800.9A Pending CN115604459A (en) | 2022-10-12 | 2022-10-12 | Debugging device and debugging method for optical machine sensor assembly |
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| CN (1) | CN115604459A (en) |
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- 2022-10-12 CN CN202211244800.9A patent/CN115604459A/en active Pending
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