CN111964877B - Camera shooting gun calibration lens optical axis correction device with replaceable reference shaft and correction method thereof - Google Patents
Camera shooting gun calibration lens optical axis correction device with replaceable reference shaft and correction method thereof Download PDFInfo
- Publication number
- CN111964877B CN111964877B CN202010835663.0A CN202010835663A CN111964877B CN 111964877 B CN111964877 B CN 111964877B CN 202010835663 A CN202010835663 A CN 202010835663A CN 111964877 B CN111964877 B CN 111964877B
- Authority
- CN
- China
- Prior art keywords
- positioning base
- instrument
- shooting gun
- camera shooting
- positioning
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/02—Testing optical properties
- G01M11/0207—Details of measuring devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/02—Testing optical properties
- G01M11/0207—Details of measuring devices
- G01M11/0214—Details of devices holding the object to be tested
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/32—Fiducial marks and measuring scales within the optical system
Abstract
The invention discloses a device for calibrating a camera, which comprises an calibrating instrument and an instrument positioning base surface mounting block, wherein the calibrating instrument and the instrument positioning base surface mounting block are fixedly mounted on the same base, the front end surface of the instrument positioning base surface mounting block is a positioning base surface, the positioning base surface is vertical to the optical axis of the calibrating instrument, meanwhile, the positioning base surface is calibrated with a camera calibrating gun lens component of a camera calibrating gun lens in a three-point end surface positioning mode, and the camera calibrating gun lens component is mounted on the instrument positioning base surface mounting block through a screw, so that the reference surface of the camera calibrating gun lens component is attached to the positioning base surface; the camera shooting gun calibration lens comprises a camera shooting gun calibration lens part and a reference shaft matched with the camera shooting gun calibration lens part; the invention relates to a high-efficiency and simple correcting device and method for a universal gun-correcting lens optical axis with a reference axis replaceable by using three end faces to position a reference surface.
Description
Technical Field
The invention relates to the field of optics, in particular to a camera shooting gun-correcting lens optical axis correcting device with a replaceable reference shaft and a correcting method thereof.
Background
The existing method for correcting the center of the gun-correcting lens with the replaceable reference shaft generally adopts a mode of rotating around an axis by the reference or symmetrically eliminating errors, and continuously and gradually searches for the coincidence of an optical center and a mechanical center for debugging. The disadvantages are as follows: the technical requirements on operators are high, and the efficiency is low.
The existing camera shooting gun calibration lens (comprising a camera shooting gun calibration lens part 3 and a reference shaft 5) needs various reference shaft instrument bearing seats 6 with high caliber precision, each instrument bearing seat is only suitable for the use of the reference shaft 5 with the relative caliber and cannot be used universally, and the reference of each bearing seat 6 needs to be calibrated (as shown in figure 1).
If the positioning reference is not considered in design or manufacture by exchanging the positioning of the reference shaft, the use accuracy of the camera gun-correcting lens component and the reference shaft can not meet the requirement because the camera gun-correcting lens component and the reference shaft have no positioning reference after the camera gun-correcting lens component 3 is exchanged with different reference shafts.
Disclosure of Invention
Therefore, in order to solve the above-mentioned disadvantages, the present invention provides a high-efficiency, simple and convenient calibration device and method for calibrating the optical axis of a universal gun-scope with a replaceable reference axis, which uses three point end faces to position a reference plane.
The invention is realized in such a way that the camera shooting gun calibration lens optical axis correcting device with the replaceable reference shaft is constructed, the device comprises a calibration instrument and an instrument positioning base surface installation block, the calibration instrument and the instrument positioning base surface installation block are fixedly installed on the same base,
the front end face of the instrument positioning base face mounting block is a positioning base face which is vertical to the optical axis of the adjusting instrument (1), and the positioning base face is calibrated with a camera gun-correcting lens component of the camera gun-correcting lens in a three-point end face positioning mode,
the camera shooting gun-correcting lens component is mounted on the instrument positioning base surface mounting block through a screw, so that the reference surface of the camera shooting gun-correcting lens component is attached to the positioning base surface;
the camera shooting gun calibration lens comprises a camera shooting gun calibration lens component and a reference shaft matched with the camera shooting gun calibration lens component.
Preferably, the end face of the camera shooting gun calibration lens component is provided with three non-collinear positioning parts, the end parts of the three positioning parts form a reference surface, and the reference surface is attached to a positioning base surface to realize three-point end face positioning.
The camera shooting gun calibration lens comprises a camera shooting gun calibration lens component and a reference shaft matched with the camera shooting gun calibration lens component.
Preferably, the end face of the camera shooting gun calibration lens component is provided with three non-collinear positioning parts, the end parts of the three positioning parts form a reference surface, and the reference surface is attached to a positioning base surface in parallel to realize three-point end face positioning.
Preferably, the connecting end front end face of the reference shaft is identical in structure with the positioning base face.
A shooting gun calibration lens optical axis correction method comprises the following steps:
the optical axis of the adjusting instrument is autocollimated with the positioning base plane of the instrument positioning base plane mounting block by utilizing an autocollimation principle, and the optical axis is vertical to the positioning base plane;
secondly, positioning the camera shooting gun calibration mirror part at the front end of the positioning base surface of the instrument positioning base surface mounting block in a three-point end surface positioning mode, and attaching the positioning base surface to the base surface through a screw;
and thirdly, moving the division center of the shooting gun-correcting lens component to the center of a reticle of the correcting instrument to be superposed, and finishing correction.
The camera shooting gun calibration lens part after the step III is finished can be commonly used with reference shafts of various specifications; the front end structures of the reference shafts with various specifications are the same.
The invention has the following advantages:
the invention has reasonable design, and utilizes the auto-collimation principle to adjust the optical axis of the instrument and the reference plane of the fixed camera shooting gun-correcting lens component after auto-collimation; only three end faces of the shooting gun-mirror correcting component are fixed on a reference plane, and the division center of the shooting gun-mirror correcting component is directly moved to the center of a reticle of the optical axis correcting instrument to be coincided. And the shooting gun-correcting lens component can be matched with reference shafts with different calibers after being adjusted by only one correcting instrument base, thereby meeting the general requirements of the gun-correcting lens for different calibers. Simple and visual, high efficiency and no repetition.
The camera shooting gun calibration lens with the replaceable reference shaft and the three-point end face positioning reference surface as the reference has the advantages of simple operation, improved efficiency and center guarantee. And only one correcting instrument base is used, so that the aim of matching reference shafts with different calibers, replacing and matching a universal camera shooting gun correcting lens with different calibers and meeting the requirement of parallel (coincident) optical axes is fulfilled.
Drawings
FIG. 1 is a conventional calibration approach;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic diagram of the camera-shooting gun-correcting lens assembly and reference axis correction of the camera-shooting gun-correcting lens of the present invention;
FIG. 4 is a schematic view of a camera gun-calibration scope assembly and a reference axis of the present invention shown disassembled;
FIG. 5 is a perspective view of a camera gun-correcting lens assembly according to the present invention;
FIG. 6 is a schematic view of reference axes of different specifications.
Detailed Description
The present invention will be described in detail with reference to fig. 1 to 6, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a camera shooting gun-calibrating lens optical axis correcting device with a replaceable reference shaft by improvement, which comprises a calibrating instrument 1 and an instrument positioning base surface mounting block 2, wherein the calibrating instrument 1 and the instrument positioning base surface mounting block 2 are fixedly mounted on the same base 6,
the front end face of the instrument positioning base face mounting block 2 is a positioning base face which is vertical to the optical axis of the adjusting instrument 1, and the positioning base face is calibrated with the camera gun-correcting lens component 3 of the camera gun-correcting lens in a three-point end face positioning mode,
the camera shooting gun correcting lens component 3 is arranged on the instrument positioning base surface mounting block 2 through a screw 5, so that a reference surface of the camera shooting gun correcting lens component 3 is attached to the positioning base surface;
the camera shooting gun calibration lens comprises a camera shooting gun calibration lens component 3 and a reference shaft 2.1 matched with the camera shooting gun calibration lens component.
In this embodiment, the end surface 1.1 of the camera gun calibration lens component 3 is provided with three non-collinear positioning portions 1.2, and the end portions of the three positioning portions 1.2 form a reference surface, and the reference surface is attached to a positioning base surface to realize three-point end surface positioning.
In this embodiment, the connecting end front end surface of the reference shaft is structured the same as the positioning base surface.
In this embodiment, the spliced pole 2.3 that has the external screw thread is seted up in the middle of the link 2.2 tip of basic axle, offers the screw hole 1.3 with spliced pole matching at the terminal surface 1.1 of school rifle mirror part 3 of making a video recording for basic axle or screw 5 are connected with the school rifle mirror part of making a video recording with threaded connection mode.
A shooting gun calibration lens optical axis correction method comprises the following steps:
the optical axis of the adjusting instrument 1 is autocollimated with the positioning base plane of the instrument positioning base plane mounting block 2 by utilizing an autocollimation principle, and the optical axis is vertical to the positioning base plane;
secondly, positioning the camera gun calibration mirror component 3 at the front end of the positioning base surface of the instrument positioning base surface mounting block 2 in a three-point end surface positioning mode, and attaching the positioning base surface to the base surface through a screw;
thirdly, the division center of the camera shooting gun-correcting lens component 3 is moved to the center of a division plate of the correcting instrument 1 to be coincided,
i.e. the correction is completed.
The camera shooting gun calibration lens component 3 after the step III is finished can be commonly used with reference shafts of various specifications; the front end structures of the reference shafts with various specifications are the same.
The adjusting principle of the invention is to use the principle that after the left surface and the right surface are superposed, two straight lines are respectively vertically arranged on the left surface and the right surface, the two straight lines are parallel to each other, and the auto-collimation principle of the adjusting instrument.
As shown in fig. 1, an instrument positioning base surface mounting block 2 with a positioning base surface is arranged in front of an optical axis adjusting instrument 1 of the shooting gun calibration lens and is used for placing a shooting gun calibration lens component 3, and the positioning base surface is a positioning reference of three-point end surfaces of the shooting gun calibration lens component; the plane on which the camera-shooting gun-mirror correcting component 3 is placed is aligned by an auto-collimation method, and a reticle 4 of the instrument makes the optical axis of the correcting instrument 1 vertical to a positioning reference plane, wherein the reference plane is a fixed plane reference for correcting the camera-shooting gun-mirror correcting component.
When the optical axis of the shooting gun-mirror is corrected, only the three-point end faces of the shooting gun-mirror correcting component are required to be fixed on the positioning base plane, and the division center of the shooting gun-mirror correcting component is directly moved to the center of a reticle of an optical axis correcting instrument to be superposed. Simple and visual, high efficiency and no repetition.
The shooting gun calibration lens consists of an optical shooting gun calibration lens component, a camera structural component and a reference shaft part, and the traditional debugging method is to assemble the gun calibration lens component and the reference shaft for calibration. The optical axis of the shooting gun-correcting lens component is adjusted to be perpendicular to a three-point end face positioning reference plane of the gun-correcting lens component and then connected with a reference axis after the excircle and the end face are clamped and processed at one time, so that the optical axis of the shooting gun-correcting lens is parallel to the reference axis, namely the aim of adjusting the mechanical center and the optical axis center in parallel (superposition) is fulfilled. The optical axis of the shooting gun calibration lens can be ensured to be parallel (coincident) with the axis of the reference shaft; and a complete gun calibration mirror device with interchangeable reference shafts is formed, so that the gun calibration requirements of different calibers are met.
The optical axis of the optical axis adjusting instrument is adjusted by utilizing an auto-collimation principle and is auto-collimated with a reference plane of a fixed camera shooting gun-correcting lens component; only three end faces of the shooting gun-mirror correcting component are fixed on a reference plane, and the division center of the shooting gun-mirror correcting component is directly moved to the center of a reticle of the optical axis correcting instrument to be coincided.
The camera shooting gun-correcting lens component can be matched with reference shafts with different calibers after being adjusted by only one correcting instrument base, so that the universal requirements of the camera shooting gun-correcting lens on different calibers are met; simple and visual, high efficiency and no repetition.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (3)
1. The utility model provides a rifle mirror optical axis correcting unit makes a video recording of interchangeable reference axle which characterized in that: comprises an adjusting instrument (1) and an instrument positioning base surface mounting block (2), wherein the adjusting instrument (1) and the instrument positioning base surface mounting block (2) are fixedly mounted on the same base (6),
the front end face of the instrument positioning base face mounting block (2) is a positioning base face which is vertical to the optical axis of the adjusting instrument (1), and the positioning base face is calibrated with a camera gun-correcting lens component (3) of the camera gun-correcting lens in a three-point end face positioning mode,
the camera shooting gun correcting lens component (3) is mounted on the instrument positioning base plane mounting block (2) through a screw (5), so that a reference plane of the camera shooting gun correcting lens component (3) is attached to the positioning base plane;
the camera shooting gun calibration lens comprises a camera shooting gun calibration lens component (3) and a reference shaft (2.1) matched with the camera shooting gun calibration lens component;
the end face (1.1) of the camera shooting gun calibration lens component (3) is provided with three non-collinear positioning parts (1.2), the end parts of the three positioning parts (1.2) form a datum plane, and the datum plane is attached to a positioning datum plane to realize three-point end face positioning;
the front end face of the connecting end of the reference shaft is the same as the positioning base plane in structure;
the camera shooting gun-correcting lens component is characterized in that a connecting column (2.3) with an external thread is arranged in the middle of the end part of the connecting end (2.2) of the reference shaft, and a threaded hole (1.3) matched with the connecting column is formed in the end surface (1.1) of the camera shooting gun-correcting lens component (3), so that the reference shaft or a screw (5) is connected with the camera shooting gun-correcting lens component in a threaded connection mode.
2. An optical axis correction method of a shooting gun calibration lens based on the device of claim 1, which is characterized by comprising the following steps:
the optical axis of the adjusting instrument (1) and the positioning base plane of the instrument positioning base plane mounting block (2) are subjected to auto-collimation by utilizing an auto-collimation principle, and the optical axis is vertical to the positioning base plane;
secondly, positioning the camera shooting gun calibration lens component (3) at the front end of the positioning base surface of the instrument positioning base surface mounting block (2) in a three-point end surface positioning mode, and attaching the positioning base surface to the base surface through a screw;
and thirdly, moving the division center of the shooting gun and lens correcting part (3) to the center of a division plate of the correcting instrument (1) to coincide, and finishing correction.
3. The method for correcting the optical axis of the camera gun-correcting lens according to claim 2, characterized in that: the camera shooting gun calibration lens component (3) after the step (III) is finished can be commonly used with reference shafts of various specifications; the front end structures of the reference shafts with various specifications are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010835663.0A CN111964877B (en) | 2020-08-19 | 2020-08-19 | Camera shooting gun calibration lens optical axis correction device with replaceable reference shaft and correction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010835663.0A CN111964877B (en) | 2020-08-19 | 2020-08-19 | Camera shooting gun calibration lens optical axis correction device with replaceable reference shaft and correction method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111964877A CN111964877A (en) | 2020-11-20 |
| CN111964877B true CN111964877B (en) | 2022-03-08 |
Family
ID=73389379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010835663.0A Active CN111964877B (en) | 2020-08-19 | 2020-08-19 | Camera shooting gun calibration lens optical axis correction device with replaceable reference shaft and correction method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111964877B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102565456A (en) * | 2010-11-24 | 2012-07-11 | 索尼计算机娱乐公司 | Calibration apparatus, calibration method, and manufacturing method for an electronic device |
| CN105547344A (en) * | 2015-12-08 | 2016-05-04 | 武昌船舶重工集团有限公司 | Test equipment calibration device and calibration method thereof |
| CN107843413A (en) * | 2017-09-14 | 2018-03-27 | 西安科佳光电科技有限公司 | A kind of high accuracy reversely double optical axises and more plain shaft parallelism adjusting process |
| CN108507403A (en) * | 2017-02-24 | 2018-09-07 | 北京卓力新航科技有限责任公司 | Self propelled Antiaircraft Gun multi-axial cord consistency detection device based on intelligent photoelectric calibration technique |
| CN208847452U (en) * | 2018-08-30 | 2019-05-10 | 中国科学院苏州生物医学工程技术研究所 | The spacing bias and wave front aberration integrated measurer of optical lens |
| CN111123536A (en) * | 2020-03-17 | 2020-05-08 | 四川中科朗星光电科技有限公司 | Laser emission optical axis correcting device based on double detectors |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100765752B1 (en) * | 2005-06-10 | 2007-10-15 | 삼성전자주식회사 | Method and apparatus for detecting specific pattern and copying machine including same |
-
2020
- 2020-08-19 CN CN202010835663.0A patent/CN111964877B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102565456A (en) * | 2010-11-24 | 2012-07-11 | 索尼计算机娱乐公司 | Calibration apparatus, calibration method, and manufacturing method for an electronic device |
| CN105547344A (en) * | 2015-12-08 | 2016-05-04 | 武昌船舶重工集团有限公司 | Test equipment calibration device and calibration method thereof |
| CN108507403A (en) * | 2017-02-24 | 2018-09-07 | 北京卓力新航科技有限责任公司 | Self propelled Antiaircraft Gun multi-axial cord consistency detection device based on intelligent photoelectric calibration technique |
| CN107843413A (en) * | 2017-09-14 | 2018-03-27 | 西安科佳光电科技有限公司 | A kind of high accuracy reversely double optical axises and more plain shaft parallelism adjusting process |
| CN208847452U (en) * | 2018-08-30 | 2019-05-10 | 中国科学院苏州生物医学工程技术研究所 | The spacing bias and wave front aberration integrated measurer of optical lens |
| CN111123536A (en) * | 2020-03-17 | 2020-05-08 | 四川中科朗星光电科技有限公司 | Laser emission optical axis correcting device based on double detectors |
Non-Patent Citations (1)
| Title |
|---|
| "某型飞机火控校靶仪的研究与设计";赵思宏;《光学精密工程》;20031230;第11卷(第6期);第581-585页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111964877A (en) | 2020-11-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109877007B (en) | Calibration device and calibration method for dispensing needle | |
| CN102937738B (en) | System and method for achieving accurate positioning of off-axis aspheric surface reflector | |
| CN111025618B (en) | Method, device and equipment for adjusting reflection telescope and storage medium | |
| CN105091792A (en) | Device for calibrating parallelism of optical axis of multi-axis optical system, and calibration method thereof | |
| CN110989188B (en) | K mirror optical system adjusting method | |
| CN204854657U (en) | Mark many optical axises optical system parallelism of optical axes's device | |
| CN110320636B (en) | Metal reflector supporting structure and metal reflector system | |
| CN112198624A (en) | Method and system for assembling and adjusting optical despin K-mirror assembly | |
| CN112433337A (en) | Precise optical machine assembling method of trapezoidal prism optical system | |
| CN110716321B (en) | Off-axis two-mirror system assembling and adjusting method | |
| CN111964877B (en) | Camera shooting gun calibration lens optical axis correction device with replaceable reference shaft and correction method thereof | |
| CN116242315A (en) | Mounting and adjusting method of double-sided array off-axis three-reflector mapping camera | |
| CN110989128A (en) | Reflector assembling and adjusting tool and method based on optical self-centering technology | |
| JPH0140290B2 (en) | ||
| CN111552054B (en) | Off-axis three-mirror optical system assembling and adjusting method | |
| CN110695677A (en) | Device and method for correcting ship shafting stern tube | |
| CN109151461B (en) | Method for testing angle deviation of focusing optical axis of high-precision tracking camera | |
| CN113985559B (en) | Wide-spectrum long-focal-length high-resolution lens and adjustment method | |
| CN115826176A (en) | Object lens centering structure of continuous zooming thermal infrared imager and assembling and adjusting method | |
| CN2935182Y (en) | Pentagonal prism group with high rotating precision | |
| CN208322144U (en) | A kind of turn-over tooling, the system for improving lens barrel turn-over centering machining accuracy | |
| CN106595703A (en) | Horizon type theodolite collimation error adjustment method | |
| CN105510002A (en) | Transmission spherical wave lens fitting optical axis determining method | |
| CN104570376A (en) | Multiple visual field sensor optical system coaxial alignment system and alignment method | |
| CN205581292U (en) | Radar antenna school target device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |