CN114413683A - A portable multi-condition universal axle alignment device - Google Patents

Abstract

The invention discloses a portable multi-working-condition universal shaft calibrating device which comprises an optical objective assembly (1), an optical eyepiece assembly (2), a spectroscope (3), an imaging display assembly (4), a laser assembly (5), a centering cylinder (6) and a lens cone (7). The target light is split by the spectroscope (3) and then respectively reaches the imaging display component (4) and the optical eyepiece component (2); the indicating beam of the laser assembly (5) is directed to the target center; through function expansion, the whole optical axis direction is adjusted by the added double-optical-wedge lens group (8), the optical reticle provides an alignment reference target, and the plurality of reflecting elements are matched to realize erect image visual observation and eliminate aiming errors caused by off-axis use of the laser assembly (5). The device simultaneously realizes three shaft calibration working conditions of active laser indication, electronic image and visual optics, and solves the technical problem of quickly and accurately calibrating the cannon under complex terrain, meteorological conditions, day and night environments and special conditions.

Description

A portable multi-condition universal axle alignment device

technical field

The invention relates to a multi-working-condition universal shaft calibrating device, in particular to a portable multi-working-condition universal shaft calibrating device.

Background technique

With the continuous upgrading of army weapons and equipment, higher requirements are put forward for the rapid and accurate axis calibration (referred to as school guns) of army artillery with direct-firing functions such as tank artillery, infantry fighting vehicle artillery and self-propelled artillery. Rapid gunning capability in complex terrain, weather conditions and day and night environments.

The traditional and newer shaft calibration devices mainly include: optical calibration gun mirror, electronic image calibration device and laser calibration device, which are three single-condition calibration devices. Among them, the optical school gun mirror is used to visually observe the distant target to conduct the school gun. The disadvantage is that it requires the cooperation of many people. The search for the remote target is limited by the terrain and is not suitable for school guns at night and foggy, haze, light rain and snow, etc. Complex meteorological conditions that affect visibility. The electronic image gun calibration instrument can achieve rapid calibration of short-range targets, work in day and night environments and complex weather conditions, and can be operated by one person, but the disadvantage is that it has insufficient adaptability to complex terrain environments that are inconvenient to set up targets. The laser gun calibration device also has the advantages of an electronic image gun calibration device, which can realize rapid calibration at short distances, work in day and night environments and complex weather conditions, and can be operated by one person, but the disadvantage is that the laser easily exposes our targets. Cannot be used in special cases.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a portable multi-condition universal axle calibration device, which solves the problem that the previous device requires the cooperation of many people, and the search for distant targets is limited by terrain and is not suitable for school guns at night and foggy, hazy, light rain and snow The complex meteorological conditions that affect visibility, such as the sky, have insufficient adaptability to complex terrain environments that are inconvenient to set up targets, and cannot be used in special circumstances where lasers are easy to expose our targets.

The utility model relates to a portable multi-working condition universal axis alignment device, comprising: an optical objective lens assembly, an optical eyepiece assembly, a spectroscope, an imaging display assembly, a laser assembly, a centering barrel and a lens barrel.

The optical objective lens assembly, the incident optical axis of the beam splitter, the imaging display assembly and the centering cylinder are located on the same axis, the optical eyepiece assembly and the exit optical axis of the beam splitter are located on the same axis, the optical axis of the laser component and the optical axis of the optical objective lens component are located on the same axis Placed off-axis, the optical objective lens assembly, optical eyepiece assembly, beam splitter, imaging display assembly, laser assembly, and centering barrel are all fixed on the lens barrel. The optical objective lens assembly adopts an imaging optical system, and the target target is imaged at the object-side focal plane of the imaging display assembly and the optical eyepiece assembly through the imaging optical system.

Preferably, the optical objective lens assembly is a primary imaging or secondary imaging optical system.

Preferably, the beam splitter is a right angle beam splitter prism, an inclined plate beam splitter or a roof beam splitter prism.

Preferably, the optical eyepiece assembly is detachable to form an active laser indicator and an electronic image dual-mode axis alignment device; the imaging display assembly is detachable to form an active laser indicator and a visual optical dual-mode axis alignment device; the laser assembly is detachable to form Electronic image and visual optical dual-condition shaft alignment device. At the same time, any two modules of the laser assembly, the optical eyepiece assembly or the imaging display assembly are disassembled to form a single-condition shaft alignment device.

Preferably, it also includes: a double optical wedge mirror group, an optical reticle A, an optical reticle B, and an additional plane reflection mirror.

Preferably, the double optical wedge lens assembly is located at the front end of the optical objective lens assembly, and the double optical wedge lens assembly is fixed on the lens barrel. Optical reticle A is located at the object focal plane of the optical eyepiece assembly. Optical reticle A and optical reticle B are fixed on the lens barrel. The additional plane reflection mirror is located between the optical eyepiece assembly and the beam splitter, so that the outgoing optical axis of the beam splitter is on the same axis as the optical axis of the optical eyepiece assembly after being folded. Additional flat mirrors are attached to the lens barrel.

Preferably, the double optical wedge mirror group is one or two groups.

Preferably, the additional plane reflector is a plane reflector, a reflecting prism or a roof prism.

Preferably, it also includes: a first plane reflection mirror and a second plane reflection mirror. A first plane mirror and a second plane mirror are added between the optical axis of the optical objective lens assembly and the laser assembly. The first plane reflection mirror and the second plane reflection mirror are fixed on the lens barrel.

Preferably, the first plane reflection mirror is a plane reflection mirror or a reflection prism. The second flat mirror is a flat mirror or a reflective prism.

Preferably, during operation, the centering cylinder of the alignment device is inserted into and fixed to the gun barrel, and the light emitted from the target first arrives and passes through the optical objective lens assembly, and one of the lights reaches the imaging display assembly after being split by the spectroscope to complete the electronic image display. , the other light reaches the optical eyepiece assembly for visual observation by the human eye, and the optical axis of the circular indicator beam emitted by the laser assembly is directly aligned with the center of the target target when it is calibrated in place.

Beneficial effects of the present invention:

The portable multi-condition universal axis alignment device proposed by the present invention includes: an optical objective lens assembly, an optical eyepiece assembly, a beam splitter, an imaging display assembly, a laser assembly, a centering barrel and a lens barrel, and after functional expansion, it also includes a double optical wedge mirror At the same time, it has the functions and advantages of the three existing single-condition shaft alignment devices, making up for the complex terrain, meteorological conditions, day and night environment and In special circumstances, the defect of insufficient support capability for rapid and accurate gun calibration. The overall structure of the device is portable and detachable, and different module combinations can be selected according to actual use requirements, and the collocation is flexible.

Description of drawings

Figure 1 is a schematic diagram of the composition of a portable multi-condition universal shaft alignment device;

Figure 2 is a schematic diagram of the functional expansion of a portable multi-condition universal shaft alignment device.

1. Optical objective lens assembly 2. Optical eyepiece assembly 3. Beamsplitter

4. Imaging display assembly 5. Laser assembly 6. Centering barrel

7. Lens barrel 8. Double wedge lens group 9. Optical reticle A

9'. Optical reticle B 10. Additional flat mirror 11. First flat mirror

12. Second plane mirror

Detailed ways

The invention belongs to the technical field of optical calibration of device axes, is often applied to the axis calibration of artillery and other equipment, and relates to a portable axis calibration device, in particular to a portable multi-working-condition universal axis calibration device. The invention solves the technical problem that the gun can be quickly and accurately calibrated under complex terrain, weather conditions, day and night environments and special circumstances.

In order to make the objectives, technical solutions and advantages of the present invention clearer, the specific embodiments of the present invention will be further described in detail below with reference to the accompanying drawings and embodiments.

Example 1

This embodiment proposes a portable multi-condition universal axis alignment device, as shown in FIG. 1 , the device includes: an optical objective lens assembly 1, an optical eyepiece assembly 2, a beam splitter 3, an imaging display assembly 4, a laser assembly 5, a centering barrel 6 and lens barrel 7.

The optical objective lens assembly 1, the incident optical axis of the beam splitter 3, the imaging display assembly 4 and the centering cylinder 6 are located on the same axis, the optical eyepiece assembly 2 and the exit optical axis of the beam splitter 3 are located on the same axis, and the optical axis of the laser assembly 5 is located on the same axis. It is placed off-axis from the optical axis of the optical objective lens assembly 1. The optical objective lens assembly 1, the optical eyepiece assembly 2, the beam splitter 3, the imaging display assembly 4, the laser assembly 5, and the centering barrel 6 are all directly or indirectly fixed on the lens barrel through mechanical connections. 7 to form a portable and detachable whole.

The optical objective lens assembly 1 adopts an imaging optical system, including but not limited to a primary imaging or secondary imaging optical system, and the target is imaged at the object-side focal plane of the imaging display assembly 4 and the optical eyepiece assembly 2 through the imaging optical system.

The beam splitter 3 adopts any optical element that can realize the beam splitting function, including but not limited to right angle beam splitter prism, inclined plate beam splitter, roof beam splitter prism, etc., preferably right angle beam splitter prism.

When working, the centering cylinder 6 of the alignment device is inserted into and fixed to the gun barrel, and the light emitted from the target first arrives and passes through the optical objective lens assembly 1, and after the beam splitter 3 is split, one of the lights reaches the imaging display assembly 4 to complete the electronic image. It is shown that another path of light reaches the optical eyepiece assembly 2 for visual observation by the human eye, the circular indicating beam emitted by the laser assembly 5 does not need to pass through the above-mentioned assembly, and the optical axis of the circular indicating beam emitted by the laser assembly 5 is directly aligned with the target when it is calibrated in place. target center. The device simultaneously realizes three shaft alignment conditions of active laser pointer, electronic image and visual optics.

Further, the laser assembly 5 of the shaft alignment device is detachable to form an electronic image and a visual optical dual working condition shaft alignment device; the optical eyepiece assembly 2 is detachable to form an active laser indication and an electronic image dual working condition shaft alignment device; imaging display The component 4 can be disassembled to form an active laser indicator and a visual optical dual-mode shaft alignment device; it is also possible to disassemble any two modules of the laser assembly 5, the optical eyepiece assembly 2 or the imaging display assembly 4 at the same time to form a single working condition. Axle alignment device; various component combinations can be selected according to actual use requirements, making the overall structure more flexible and portable.

Example 2

Based on the above-mentioned Embodiment 1, further function expansion can be performed to realize the function and performance improvement of the device.

This embodiment proposes a portable multi-working-condition universal axis alignment device, as shown in FIG. 2 , as in Embodiment 1, including: an optical objective lens assembly 1 , an optical eyepiece assembly 2 , a beam splitter 3 , an imaging display assembly 4 , Laser assembly 5, centering barrel 6 and lens barrel 7, the device further includes: double optical wedge mirror group 8, optical reticle A9, optical reticle B9', additional plane mirror 10, first plane mirror 11 and the second flat mirror 12.

One or two sets of double wedge lens groups 8 are located at the front end of the optical objective lens assembly 1 , and the purpose is to adjust or compensate the overall optical axis orientation of the axis alignment device. The double optical wedge lens group 8 is fixed on the lens barrel 7 .

The optical reticle A9 is located at the focal plane of the object side of the optical eyepiece assembly 2, and the purpose is to provide a reference target aligned with the human eye; when the optical objective lens assembly 1 adopts more than one imaging optical system, the optical reticle B9' It is located at the intermediate imaging plane of the optical objective lens assembly 1 . The purpose is to provide a reference target for the physical reticle alignment of the imaging display assembly 4 and the human eye alignment of the optical eyepiece assembly 2, and the optical reticle is equipped with an illumination light source. The optical reticle A and the optical reticle B are fixed on the lens barrel 7 .

The additional plane mirror 10 is located between the optical eyepiece assembly 2 and the beam splitter 3, and makes the outgoing optical axis of the beam splitter 3 be on the same axis as the optical axis of the optical eyepiece assembly 2 after being folded. Optical components that realize the reflection function, including but not limited to flat mirrors, reflective prisms, roof prisms, etc., preferably flat mirrors, the purpose is to cooperate with the beam splitter 3 to realize the erect image function of the visual optical branch, which is convenient for personnel to observe and operate . An additional flat mirror 10 is fixed to the lens barrel 7 .

One or two optical elements that can realize the reflection function, including but not limited to plane mirrors, reflecting prisms, etc., are selected to be added between the optical axes of the optical objective lens assembly 1 and the laser assembly 5, preferably two plane mirrors: A plane reflecting mirror 11 and a second plane reflecting mirror 12, the purpose is to refract the circular indicator beam emitted by the laser assembly 5, so that the optical axis of the indicator beam is refracted by one or two mirrors, and the optical objective lens assembly 1 The optical axes are on the same axis, eliminating the aiming error caused when the laser assembly 5 is used off-axis. The first plane mirror 11 and the second plane mirror 12 are fixed on the lens barrel 7 .

The present invention includes an optical objective lens assembly 1, an optical eyepiece assembly 2, a beam splitter 3, an imaging display assembly 4, a laser assembly 5, a centering barrel 6, a lens barrel 7, a double wedge lens group 8, an optical reticle and a reflective optical element . All modules or components are fixed on the lens barrel 7 by mechanical connection to form a detachable whole. The target light is split by the beam splitter 3 and then reaches the imaging display assembly 4 and the optical eyepiece assembly 2 respectively; the indicator beam of the laser assembly 5 points to the center of the target target; The reticle provides an alignment reference target, and several reflective elements cooperate to realize the visual observation of the erect image and eliminate the aiming error caused by the off-axis use of the laser assembly 5 . The device simultaneously realizes active laser indication, electronic image and visual optics three axis calibration conditions, and solves the technical problem of rapid and accurate gun calibration in complex terrain, meteorological conditions, day and night environment and special circumstances.

In order to solve the above-mentioned problems, the present invention proposes a portable multi-condition universal axis alignment device, which comprises: an optical objective lens assembly 1, an optical eyepiece assembly 2, a beam splitter 3, an imaging display assembly 4, a laser assembly 5, a centering cylinder 6 and lens barrel 7; wherein the incident optical axis of optical objective lens assembly 1, spectroscope 3, imaging display assembly 4 and centering barrel 6 are located on the same axis, and the exit optical axis of optical eyepiece assembly 2 and spectroscope 3 are located on the same axis, The optical axis of the laser assembly 5 and the optical axis of the optical objective lens assembly 1 are placed off-axis, and all the above modules or components are directly or indirectly fixed on the lens barrel 7 through mechanical connections to form a portable and detachable whole.

The optical objective lens assembly 1 adopts an imaging optical system, including but not limited to a primary imaging or secondary imaging optical system, through which the target is imaged at the object-side focal plane of the imaging display assembly 4 and the optical eyepiece assembly 2 .

The beam splitter 3 adopts any optical element that can realize the beam splitting function, including but not limited to right angle beam splitter prism, inclined plate beam splitter, roof beam splitter prism, etc. Right angle beam splitter prism is preferably used.

When working, the centering cylinder 6 of the alignment device is inserted into and fixed to the gun barrel, and the light emitted from the target first reaches and passes through the optical objective lens assembly 1, and after the beam splitter 3 splits light, one of the lights reaches the imaging display assembly 4 to complete the electronic The image shows that another path of light reaches the optical eyepiece assembly 2 for visual observation by the human eye. The circular indicator beam emitted by the laser assembly 5 does not need to pass through the above module, and its optical axis points directly to the center of the target when it is calibrated in place; the device simultaneously Three working conditions of active laser pointer, electronic image and visual optics are realized.

Further, the laser assembly 5 of the shaft alignment device is detachable to form an electronic image and a visual optical dual working condition shaft alignment device; the optical eyepiece assembly 2 is detachable to form an active laser indication and an electronic image dual working condition shaft alignment device; imaging display The component 4 can be disassembled to form an active laser indicator and a visual optical dual-mode shaft alignment device; it is also possible to disassemble any two modules of the laser assembly 5, the optical eyepiece assembly 2 or the imaging display assembly 4 at the same time to form a single working condition. Axle alignment device; various module combinations can be selected according to actual use requirements, making the overall structure more flexible and portable.

Further, one or two sets of double wedge lens groups 8 can be added to the front end of the optical objective lens assembly 1, in order to adjust or compensate the overall optical axis orientation of the alignment device.

Further, an optical reticle can be added to the device, located at the focal plane of the object side of the optical eyepiece assembly 2 or at the intermediate imaging plane of the optical objective lens assembly 1, in order to provide the human eye with the reference target or to the imaging display assembly 4. Provide physical reticle alignment reference target, optical reticle is equipped with illumination light source.

Further, between the optical eyepiece assembly 2 and the spectroscope 3, any additional optical elements that can realize the reflection function can be optionally added, including but not limited to a plane reflector, a reflective prism, a roof prism, etc., preferably a plane reflector is used for the purpose of and The mirror 3 cooperates to realize the erect image function of the visual optical branch, which is convenient for personnel to observe and operate.

Further, between the optical axis of the optical objective lens assembly 1 and the laser assembly 5, one or two pieces of any optical element that can realize the reflection function can be added, including but not limited to a plane reflector, a reflecting prism, etc., preferably two plane reflectors, The purpose is to refract the circular indicator beam emitted by the laser assembly 5, so that the optical axis of the indicator beam is on the same axis as the optical axis of the optical objective lens assembly 1 after being refracted by one or two mirrors, eliminating the distance from the laser assembly 5. The aiming error caused by the use of the axis.

Claims (10)

1. A portable multi-condition universal alignment shaft device, comprising: the device comprises an optical objective assembly (1), an optical eyepiece assembly (2), a spectroscope (3), an imaging display assembly (4), a laser assembly (5), a centering cylinder (6) and a lens cone (7);

the optical objective assembly (1), the incident optical axis of the spectroscope (3), the imaging display assembly (4) and the centering cylinder (6) are positioned on the same axis, the emergent optical axes of the optical objective assembly (2) and the spectroscope (3) are positioned on the same axis, the optical axis of the laser assembly (5) and the optical axis of the optical objective assembly (1) are arranged in an off-axis manner, and the optical objective assembly (1), the optical objective assembly (2), the spectroscope (3), the imaging display assembly (4), the laser assembly (5) and the centering cylinder (6) are all fixed on the lens cone (7); the optical objective lens assembly (1) adopts an imaging optical system, and a target is imaged at object space focal planes of the imaging display assembly (4) and the optical objective lens assembly (2) through the imaging optical system.

2. A portable multi-condition universal boresight arrangement according to claim 1, wherein the optical objective assembly (1) is a primary or secondary imaging optical system.

3. A portable multi-condition universal alignment hub device according to claim 1, wherein the beam splitter (3) is a right-angle beam splitter prism, an inclined plate beam splitter or a roof beam splitter prism.

4. A portable multi-operating-mode universal alignment hub device according to claim 1, wherein the optical eyepiece assembly (2) is detachable to form an active laser indication and electronic image dual-operating-mode alignment hub device; the imaging display component (4) can be detached to form an active laser indication and visual optical dual-working-condition shaft calibration device; the laser assembly (5) can be disassembled to form an electronic image and visual optical dual-working-condition axis correcting device; any two modules of the laser component (5), the optical eyepiece component (2) or the imaging display component (4) are disassembled at the same time to form a single-working-condition shaft correcting device.

5. A portable, multi-condition, universal alignment hub device as recited in claim 1, further comprising: the optical system comprises a double-optical wedge mirror group (8), an optical reticle A (9), an optical reticle B (9'), and an additional plane reflector (10); the double-optical-wedge lens group (8) is positioned at the front end of the optical objective lens assembly (1), and the double-optical-wedge lens group (8) is fixed on the lens cone (7); the optical reticle A (9) is positioned at the object space focal plane of the optical eyepiece assembly (2); the optical reticle A (9) and the optical reticle B (9') are fixed on the lens cone (7); the additional plane reflector (10) is positioned between the optical eyepiece component (2) and the spectroscope (3), and the emergent light axis of the spectroscope (3) is folded and then positioned on the same axis with the optical axis of the optical eyepiece component (2); the additional plane reflector (10) is fixed on the lens cone (7).

6. A portable multi-condition universal alignment shaft device according to claim 5 wherein the double wedge (8) is one or two.

7. A portable multi-condition universal alignment shaft arrangement according to claim 5 wherein the additional planar mirror (10) is a planar mirror, a reflective prism or a roof prism.

8. A portable, multi-condition, universal alignment hub device as recited in claim 1, further comprising: a first planar mirror (11) and a second planar mirror (12); a first plane mirror (11) and a second plane mirror (12) are added between the optical axes of the optical objective assembly (1) and the laser assembly (5); the first plane reflector (11) and the second plane reflector (12) are fixed on the lens cone (7).

9. A portable multi-condition universal boresight device according to claim 8, characterised in that the first plane mirror (11) is a plane mirror or a reflecting prism; the second plane reflector (12) is a plane reflector or a reflecting prism.

10. A portable multi-working-condition universal boresight device according to any one of claims 1 to 9 wherein, in operation, the boresight device's centering barrel (6) is inserted into and fixed to the barrel, the light from the target first reaches and passes through the optical objective assembly (1), after being split by the beam splitter (3), one of the lights reaches the imaging display assembly (4) to complete the electronic image display, the other light reaches the optical objective assembly (2) for the visual observation of the human eye, and the circular indicating beam light axis emitted by the laser assembly (5) is directly aligned with the target center when the circular indicating beam light axis is aligned in place.

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