CN114909950B - Adjustable and calibratable air gun sighting device - Google Patents
Adjustable and calibratable air gun sighting device Download PDFInfo
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- CN114909950B CN114909950B CN202210265130.2A CN202210265130A CN114909950B CN 114909950 B CN114909950 B CN 114909950B CN 202210265130 A CN202210265130 A CN 202210265130A CN 114909950 B CN114909950 B CN 114909950B
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- outer ring
- bearing
- threaded holes
- calibratable
- adjustable
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41B—WEAPONS FOR PROJECTING MISSILES WITHOUT USE OF EXPLOSIVE OR COMBUSTIBLE PROPELLANT CHARGE; WEAPONS NOT OTHERWISE PROVIDED FOR
- F41B11/00—Compressed-gas guns, e.g. air guns; Steam guns
- F41B11/80—Compressed-gas guns, e.g. air guns; Steam guns specially adapted for particular purposes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41B—WEAPONS FOR PROJECTING MISSILES WITHOUT USE OF EXPLOSIVE OR COMBUSTIBLE PROPELLANT CHARGE; WEAPONS NOT OTHERWISE PROVIDED FOR
- F41B11/00—Compressed-gas guns, e.g. air guns; Steam guns
- F41B11/70—Details not provided for in F41B11/50 or F41B11/60
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41G—WEAPON SIGHTS; AIMING
- F41G1/00—Sighting devices
- F41G1/46—Sighting devices for particular applications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41G—WEAPON SIGHTS; AIMING
- F41G1/00—Sighting devices
- F41G1/54—Devices for testing or checking ; Tools for adjustment of sights
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41G—WEAPON SIGHTS; AIMING
- F41G11/00—Details of sighting or aiming apparatus; Accessories
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Telescopes (AREA)
- Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
Abstract
The application provides an adjustable, calibratable air cannon sight, includes: the central light-emitting assembly comprises a front section, a rear section and a laser emitter, wherein the front section and the rear section are detachably connected, and the laser emitter is arranged in the front section; the sighting device outer ring comprises an outer ring front end, an outer ring rear end and a connecting part, wherein the outer ring front end and the outer ring rear end are integrally formed by the connecting part; the calibration component comprises a first bearing and a second bearing, the first bearing is fixed in the front end of the outer ring, and the second bearing is fixed in the rear end of the outer ring and is matched with the rear section of the central luminous component; the adjusting component comprises a frame, a clamping device and an adjusting device, wherein the inner hole surface of the frame is provided with a plurality of radial extending threaded holes, the clamping device is installed in the radial threaded holes, the radial surface of the frame is provided with a plurality of axial extending threaded holes, the adjusting device is installed in the axial threaded holes to form a screw rod structure with the clamping device, and the clamping device can be controlled to move in the radial threaded holes when the adjusting device is rotated.
Description
Technical Field
The application belongs to the technical field of aviation tests, and particularly relates to an adjustable and calibratable air gun sighting device.
Background
In the field of aviation aircrafts and aeroengine tests, air cannons are commonly used for simulating bird impact, hail impact and other conditions, a projectile body is accelerated by compressed air in an air cannon pipeline, and the projectile body is launched after the position of a discharge chamber reaches a specified speed. The device is mainly used for verifying the strength of a shell of a machine body or the performance of an aircraft and has higher precision requirements on the landing point of an elastomer.
When the impact test of the air cannon is carried out, the projectile body is ejected from the inside of the cannon barrel, and the impact position has great influence on the test result. Particularly, for the whole engine swallowing test with higher test cost, the impact positions of the projectile bodies are different, so that the test effect and the test result are obviously affected. The aiming system of the air cannon is used for ensuring that the shot elastic body can accurately hit a target area.
The existing air cannon aiming system generally adopts laser for alignment, and laser lines are projected on a target to realize aiming.
The existing air gun sighting device mainly comprises two types:
a split laser sighting device is composed of a laser emitter bracket and a target ring. When the split laser sighting device works, a target ring with good concentricity needs to be arranged on a sighting path in advance, and the direction of laser on a bracket in a bore is manually adjusted to enable the laser to pass through the target ring and be projected on a target. At least 2 persons are required for aiming, and meanwhile, the requirements on the machining precision, the size and the like of the target ring are high;
the other is a built-in laser sighting device which is a sighting device movably and detachably arranged in an air gun, the position and the angle of the laser transmitter need to be adjusted before use, the front end and the rear end holding parts are adjusted in double degrees of freedom, the adjusting process is complex, the operation is complex, the concentric requirements of a light source of a transmitter and a sighting device supporting outer ring cannot be easily achieved and cannot be verified, and therefore the sighting point of the transmitter cannot be guaranteed to be a falling point of a projectile body.
Disclosure of Invention
It is an object of the present application to provide an adjustable, calibratable air cannon sight that solves or alleviates at least one of the problems of the background art.
The technical scheme of the application is as follows: an adjustable, calibratable air cannon sight, the air cannon sight comprising:
the central light-emitting assembly comprises a front section, a rear section and a laser emitter, wherein the front section and the rear section are detachably connected to form a hollow pen container structure form, the laser emitter is arranged in the front section, and a laser emitter power line penetrates out of the hollow pen container structure;
the sighting device comprises a sighting device outer ring, a sighting device outer ring and a sighting device outer ring, wherein the sighting device outer ring comprises an outer ring front end, an outer ring rear end and a connecting part, and the outer ring front end and the outer ring rear end are integrally formed by processing the connecting part;
the calibration component comprises a first bearing and a second bearing, the first bearing is fixed in the front end of the outer ring, and the second bearing is fixed in the rear end of the outer ring and is matched with the rear section of the central luminous component;
the adjusting component comprises a frame, a clamping device and an adjusting device, wherein the frame is of a circular annular structure and has a certain thickness, a plurality of radial extending threaded holes are formed in the inner hole surface of the frame, the clamping device is arranged in the radial extending threaded holes, a plurality of axial extending threaded holes are formed in the radial surface of the frame, the adjusting device is arranged in the axial extending threaded holes and forms a screw rod structure with the clamping device, and when the adjusting device is rotated, the clamping device can be controlled to move in the radial threaded holes, so that the front section of the central luminous component is clamped and adjusted.
Further, the front section and the rear section of the central light emitting assembly are connected through a screw structure.
Further, a sealing structure is arranged between the front section and the rear section of the central light-emitting component.
Furthermore, the front end of the outer ring, the rear end of the outer ring and the connecting part of the outer ring of the sighting device are made of aluminum alloy materials.
Further, the outer diameter sizes of the front end of the outer ring, the rear end of the outer ring and the connecting part are the same, and the outer diameter is adapted to the inner diameter of a gun barrel of the air gun.
Furthermore, the outer diameters of the front end of the outer ring, the rear end of the outer ring and the connecting part are in clearance fit with the inner diameter of the air cannon barrel, and the clearance is not more than 0.05mm.
Further, the first bearing is a ball bearing, and the second bearing is a self-aligning bearing.
Further, the axes of the plurality of radially extending threaded holes converge at the center of the frame.
Further, the number of the radially extending threaded holes is not less than three.
Further, the number of axially extending threaded holes is the same as the number of radially extending threaded holes.
The air gun sight provided by the application has the following advantages:
1. the air gun sight provided by the application does not need to be provided with external devices such as a target ring and the like required by the fixed sight, and the shell landing point is directly determined by emitting laser from the inside of the gun barrel, so that compared with the split type sight in the prior art, the air gun sight has the advantages of convenience in operation, labor and time saving, easiness in disassembly and change of the placement position, no influence of external weather environment and the like;
2. according to the sighting device, the outer ring of the sighting device adopts an integrated structure, the coaxiality of the sighting device and the bearing is ensured through processing, the uniformity and the calibration stability of the sighting device can be well ensured, and the calibration error caused by each use can be effectively reduced; the ball bearing is arranged at the front end of the outer ring of the sighting device, the aligning bearing is arranged at the rear end of the outer ring, and whether the emitted laser beam is positioned at the center of the sighting device or not can be calibrated through rotating the bearing, so that the center of the gun barrel is ensured to be positioned at an accurate position; the adjusting component of the sighting device consists of the clamping device and the adjusting device, is small in adjustment scale, not easy to excessively correct, simple in external design and operation, not easy to fall off, and can still continuously play a role after the length and the position of the gun barrel are changed, without readjustment and calibration, the technology is easy to realize, and the deviation is small;
3. the utility model provides a sight center luminous element adopts cavity pen container structure, and two sections pass through threaded connection around, and the front section embeds laser emitter, in case built-in laser emitter takes place to damage, also can in time change, can be very big in actual application improvement work's efficiency, not only can guarantee the true and reliable of test result, but also saved a large amount of manpowers, material resources and time cost.
Drawings
In order to more clearly illustrate the technical solutions provided by the present application, the following description will briefly refer to the accompanying drawings. It will be apparent that the figures described below are only some embodiments of the present application.
Fig. 1 is a schematic view of an air gun sight of the present application.
Fig. 2 is a schematic view of the appearance of the central light emitting component in the present application.
Fig. 3 is a schematic cross-sectional view of a center light assembly of the present application.
Fig. 4 is a schematic view of the adjusting device of the present application.
Fig. 5 is a schematic view of an assembled adjusting device of the present application.
Detailed Description
In order to make the purposes, technical solutions and advantages of the implementation of the present application more clear, the technical solutions in the embodiments of the present application will be described in more detail below with reference to the accompanying drawings in the embodiments of the present application.
As shown in fig. 1, the air gun sight provided in the present application comprises a central light emitting assembly 1, a sight outer ring 2, a calibration member 3 and an adjustment assembly 4.
The sight outer ring 2 of the air gun sight comprises an outer ring front end 21, an outer ring rear end 22 and a connecting part 23, wherein the outer ring front end 21 and the outer ring rear end 22 are integrally processed by adopting an aluminum alloy material through the connecting part 23. The outer diameter sizes of the front end 21, the rear end 22 and the connecting part 23 of the outer ring are the same, and the outer ring is adapted to the inner diameter of a gun barrel of an air gun and is in small clearance fit with the inner diameter of the gun barrel. In some embodiments of the present application, the small gap is no greater than 0.05mm. When the air gun sight is placed in the gun barrel, accurate positioning can be realized, and system deviation is reduced; meanwhile, the front and rear adjusting ends of the outer ring of the sighting device can be ensured to be fixed on the same reference, and the stability of the sighting device is further improved.
As shown in fig. 2 and 3, the central light emitting component 1 adopts a hollow pen container structure, which includes a front section 11, a rear section 12 and a laser emitter 13, wherein the front section 11 is provided with an installation position of the laser emitter 13, the rear section 12 is a hollow structure and can form a penetrating space of a power line 14 of the laser emitter, the front section and the rear section are connected into a whole through a thread structure, and a sealing structure 15 can be arranged between the front section and the rear section. The replacement of the laser transmitter 13 may be performed when the laser transmitter is damaged.
The calibration part 3 mainly consists of two bearings, namely a first bearing and a second bearing, wherein the first bearing is a ball bearing 31, the second bearing is a self-aligning bearing 32, the self-aligning bearing 32 is fixed in a support of the rear end 22 of the outer ring through a switching device, and the ball bearing 31 is fixed in a support of the front end 21 of the outer ring. The center of the center-aligning bearing 32 at the rear end is fixedly matched with the rear section 12 of the center light-emitting assembly 1, so that the center light-emitting assembly 1 is concentric with the center-aligning bearing 32 and limited to move axially. Since the laser beam emitted from the gun sight cannot be ensured to be concentric with the laser emitter 13, the adjusting component 4 with multiple degrees of freedom is arranged in the ball bearing 31 at the front end.
As shown in fig. 4, the adjusting assembly 4 includes a frame 41, a clamping device 42 and an adjusting device 43, the frame 41 is of a circular annular structure and has a certain thickness, and a plurality of radially extending threaded holes are provided in an inner hole of the annular structure, wherein the number of the threaded holes is not less than three, and in this embodiment of the present application, the number of the threaded holes is four. The clamping means 42 may be of a bolt-like structure which is screwed into a radial threaded hole, the front end of the central light emitting assembly 1 being clamped and adjusted by means of a plurality of clamping means 42. An axially extending mounting hole is provided on the end surface or radial surface of the frame 41 near the radial threaded hole, a price adjusting device 43 is mounted in the axial mounting hole, the adjusting device 43 can also adopt a bolt-like structure, and the threaded part of the adjusting device is matched with the threaded part of the clamping device 42, so that a screw rod structure is formed.
When the air gun sight is used for emitting, the rotary ball bearing is used for calibrating whether the emitted laser beam is positioned at the center of the sight, and the clamping device 42 is pushed or controlled to move radially through the adjusting device 43 arranged outside the knob, so that the laser emitter 13 in the front section of the central light-emitting component 1 is finely adjusted, and the adjustment of laser rays in a small angle range is completed.
As shown in fig. 5, when the calibration assembly 4 rotates, the laser beam can appear in the form of an infinite approach point, so that the air gun sight can be considered to be centered, and the position of the center of the gun barrel can be further determined. The air gun sight can improve the positioning precision of the air gun sight in an extremely simple operation mode, once the position of a laser point of the sight is determined, the sight of the same-diameter gun barrel can be directly considered to be determined, the efficiency of calibrating the gun barrel can be greatly improved, the air gun sight is more obvious in the calibration of a gun group system, and the operation time is saved to a great extent.
The air gun sight provided by the application has the following advantages:
1. the air gun sight provided by the application does not need to be provided with external devices such as a target ring and the like required by the fixed sight, and the shell landing point is directly determined by emitting laser from the inside of the gun barrel, so that compared with the split type sight in the prior art, the air gun sight has the advantages of convenience in operation, labor and time saving, easiness in disassembly and change of the placement position, no influence of external weather environment and the like;
2. according to the sighting device, the outer ring of the sighting device adopts an integrated structure, the coaxiality of the sighting device and the bearing is ensured through processing, the uniformity and the calibration stability of the sighting device can be well ensured, and the calibration error caused by each use can be effectively reduced; the ball bearing is arranged at the front end of the outer ring of the sighting device, the aligning bearing is arranged at the rear end of the outer ring, and whether the emitted laser beam is positioned at the center of the sighting device or not can be calibrated through rotating the bearing, so that the center of the gun barrel is ensured to be positioned at an accurate position; the adjusting component of the sighting device consists of the clamping device and the adjusting device, is small in adjustment scale, not easy to excessively correct, simple in external design and operation, not easy to fall off, and can still continuously play a role after the length and the position of the gun barrel are changed, without readjustment and calibration, the technology is easy to realize, and the deviation is small;
3. the utility model provides a sight center luminous element adopts cavity pen container structure, and two sections pass through threaded connection around, and the front section embeds laser emitter, in case built-in laser emitter takes place to damage, also can in time change, can be very big in actual application improvement work's efficiency, not only can guarantee the true and reliable of test result, but also saved a large amount of manpowers, material resources and time cost.
The foregoing is merely specific embodiments of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions easily conceivable by those skilled in the art within the technical scope of the present application should be covered in the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (9)
1. An adjustable, calibratable air cannon sight, the air cannon sight comprising:
the central light-emitting assembly comprises a front section, a rear section and a laser emitter, wherein the front section and the rear section are detachably connected to form a hollow pen container structure form, the laser emitter is arranged in the front section, and a laser emitter power line penetrates out of the hollow pen container structure;
the sighting device comprises a sighting device outer ring, a sighting device outer ring and a sighting device outer ring, wherein the sighting device outer ring comprises an outer ring front end, an outer ring rear end and a connecting part, and the outer ring front end and the outer ring rear end are integrally formed by processing the connecting part;
the calibration component comprises a first bearing and a second bearing, the first bearing is fixed in the front end of the outer ring, the second bearing is fixed in the rear end of the outer ring and is matched with the rear section of the central luminous component, the first bearing is a ball bearing, and the second bearing is a self-aligning bearing;
the adjusting component comprises a frame, a clamping device and an adjusting device, wherein the frame is of a circular annular structure and has a certain thickness, a plurality of radial extending threaded holes are formed in the inner hole surface of the frame, the clamping device is arranged in the radial extending threaded holes, a plurality of axial extending threaded holes are formed in the radial surface of the frame, the adjusting device is arranged in the axial extending threaded holes and forms a screw rod structure with the clamping device, and when the adjusting device is rotated, the clamping device can be controlled to move in the radial threaded holes, so that the front section of the central luminous component is clamped and adjusted.
2. An adjustable, calibratable air gun sight according to claim 1, wherein the front section and rear section of said central light emitting assembly are connected by a threaded structure.
3. An adjustable, calibratable air gun sight according to claim 1 or 2, characterized in that a sealing structure is provided between the front and rear sections of the central light emitting assembly.
4. The adjustable, calibratable air gun sight of claim 1, wherein the outer ring front end, outer ring rear end and connection portion of the sight outer ring are made of aluminum alloy material.
5. The adjustable, calibratable air gun sight of claim 4 wherein the outer diameter dimensions of the outer ring front end, outer ring rear end and connection are the same and are adapted to the inner diameter of the barrel of the air gun.
6. The adjustable, calibratable air gun sight of claim 5 wherein the outer diameter of the outer ring front end, outer ring rear end and connection portion is in clearance fit with the inner diameter of the air gun barrel, said clearance being no greater than 0.05mm.
7. An adjustable, calibratable air gun sight according to claim 1, wherein the axes of a plurality of said radially extending threaded bores converge at the centre of the frame.
8. The adjustable, calibratable air gun sight of claim 7, wherein the number of radially extending threaded holes is not less than three.
9. An adjustable, calibratable air cannon sight as claimed in claim 7 or 8, wherein the number of axially extending threaded holes is the same as the number of radially extending threaded holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210265130.2A CN114909950B (en) | 2022-03-17 | 2022-03-17 | Adjustable and calibratable air gun sighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210265130.2A CN114909950B (en) | 2022-03-17 | 2022-03-17 | Adjustable and calibratable air gun sighting device |
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| Publication Number | Publication Date |
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| CN114909950A CN114909950A (en) | 2022-08-16 |
| CN114909950B true CN114909950B (en) | 2023-06-20 |
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| CN202210265130.2A Active CN114909950B (en) | 2022-03-17 | 2022-03-17 | Adjustable and calibratable air gun sighting device |
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| CN112179348A (en) * | 2020-09-22 | 2021-01-05 | 西安交通大学 | Lightweight laser scanning mechanism for photoelectric sensing positioning network |
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| CN113790713A (en) * | 2021-09-14 | 2021-12-14 | 滕州市中等职业教育中心学校 | Laser positioning instrument for building measurement lead wire |
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| CA2290905A1 (en) * | 1995-06-19 | 1996-12-20 | Richard T. Cheng | Light emitting rigid, fracturable projectile-type marking ammunition and electronic strob flash apparatus for air powered guns |
| US6295753B1 (en) * | 2000-02-15 | 2001-10-02 | Laser Devices, Inc. | Laser precision bore sight assembly |
| CN104089524A (en) * | 2014-04-30 | 2014-10-08 | 贾元兴 | Novel shooting training auxiliary equipment |
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| CN109238251A (en) * | 2018-09-13 | 2019-01-18 | 东方宏海新能源科技发展有限公司 | It can self-alignment long distance laser calibration of axes and its calibration method |
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| CN112179348A (en) * | 2020-09-22 | 2021-01-05 | 西安交通大学 | Lightweight laser scanning mechanism for photoelectric sensing positioning network |
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| CN113790713A (en) * | 2021-09-14 | 2021-12-14 | 滕州市中等职业教育中心学校 | Laser positioning instrument for building measurement lead wire |
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| CN114909950A (en) | 2022-08-16 |
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