CN114909950A - Adjustable and calibratable air gun sighting device - Google Patents

Adjustable and calibratable air gun sighting device Download PDF

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Publication number
CN114909950A
CN114909950A CN202210265130.2A CN202210265130A CN114909950A CN 114909950 A CN114909950 A CN 114909950A CN 202210265130 A CN202210265130 A CN 202210265130A CN 114909950 A CN114909950 A CN 114909950A
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CN
China
Prior art keywords
outer ring
bearing
adjustable
calibratable
air gun
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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.)
Granted
Application number
CN202210265130.2A
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Chinese (zh)
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CN114909950B (en
Inventor
缪旭
杨雷
黄福增
魏峰
卢序
郝文远
李宇
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AECC Shenyang Engine Research Institute
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AECC Shenyang Engine Research Institute
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Priority to CN202210265130.2A priority Critical patent/CN114909950B/en
Publication of CN114909950A publication Critical patent/CN114909950A/en
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Publication of CN114909950B publication Critical patent/CN114909950B/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41WEAPONS
    • F41BWEAPONS FOR PROJECTING MISSILES WITHOUT USE OF EXPLOSIVE OR COMBUSTIBLE PROPELLANT CHARGE; WEAPONS NOT OTHERWISE PROVIDED FOR
    • F41B11/00Compressed-gas guns, e.g. air guns; Steam guns
    • F41B11/80Compressed-gas guns, e.g. air guns; Steam guns specially adapted for particular purposes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41WEAPONS
    • F41BWEAPONS FOR PROJECTING MISSILES WITHOUT USE OF EXPLOSIVE OR COMBUSTIBLE PROPELLANT CHARGE; WEAPONS NOT OTHERWISE PROVIDED FOR
    • F41B11/00Compressed-gas guns, e.g. air guns; Steam guns
    • F41B11/70Details not provided for in F41B11/50 or F41B11/60
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41WEAPONS
    • F41GWEAPON SIGHTS; AIMING
    • F41G1/00Sighting devices
    • F41G1/46Sighting devices for particular applications
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41WEAPONS
    • F41GWEAPON SIGHTS; AIMING
    • F41G1/00Sighting devices
    • F41G1/54Devices for testing or checking ; Tools for adjustment of sights
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41WEAPONS
    • F41GWEAPON SIGHTS; AIMING
    • F41G11/00Details of sighting or aiming apparatus; Accessories

Abstract

The application provides an adjustable, correctable air gun sight, includes: the central light-emitting component 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 processed through 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 light-emitting component; the adjusting assembly comprises a frame, a clamping device and an adjusting device, a plurality of threaded holes extending in the radial direction are formed in the inner hole surface of the frame, the clamping device is installed in the radial threaded holes, a plurality of threaded holes extending in the axial direction are formed in the radial surface of the frame, the adjusting device is installed in the axial threaded holes and forms 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

Adjustable and calibratable air gun sighting device
Technical Field
The application belongs to the technical field of aviation tests, and particularly relates to an adjustable and calibratable air gun sight.
Background
In the field of aviation aircrafts and aviation engine tests, the conditions such as bird impact or hail impact are simulated by using a common air cannon, and a projectile body is accelerated by compressed air in an air cannon pipeline and is launched after reaching a specified speed at a position out of a chamber. For the launching of bird or hail body, the strength of the body shell or the performance of the aircraft is mainly verified, and the high precision requirement is required for the landing point of the projectile body.
When the air cannon impact test is carried out, the projectile body is ejected from the interior 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 hitting positions of the projectile bodies are different, and the test effect and the assessment result are obviously influenced. The aiming system of the air cannon is used for ensuring that the shot projectile can accurately hit a target area.
The existing air cannon aiming system generally adopts laser to carry out aiming, and laser lines are projected on a target so as to realize aiming.
The existing air gun sighting device mainly has two types:
one is a split laser sight, which consists of a laser emitter bracket and a target ring. When the split laser sighting device works, a target ring with relatively good concentricity needs to be arranged on a sighting path in advance, and the direction of laser on the bracket in the bore is adjusted manually to enable the laser to pass through the target ring and be projected on a target. The operation needs at least 2 persons to realize aiming, and simultaneously, the requirements on the processing precision, the size and the like of the target ring are higher;
the other type is a built-in laser sighting device which is a movable and detachable sighting device arranged in an air cannon, the position and the angle of a laser transmitter need to be adjusted before the sighting device is used, the front end and the rear end are both adjusted in two degrees of freedom, the adjusting process is complex, the operation is complex, the concentricity requirement of a light source of the transmitter and a sighting device supporting outer ring cannot be easily verified, and therefore the fact that the aiming point of the transmitter is the drop point of a projectile body cannot be guaranteed.
Disclosure of Invention
It is an object of the present application to provide an adjustable, calibratable air gun sight that addresses or mitigates at least one of the problems of the background art.
The technical scheme of the application is as follows: an adjustable, calibratable air gun sight, the air gun sight comprising:
the central light-emitting assembly comprises a front section, a rear section and a laser emitter, the front section and the rear section are detachably connected to form a hollow pen container structure, the laser emitter is installed in the front section, and a power line of the laser emitter penetrates out of the hollow pen container structure;
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 processed through 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 light-emitting assembly;
the adjusting part, the adjusting part includes frame, clamping device and adjusting device, the frame is circular ring structure and has certain thickness, the hole face in frame is equipped with a plurality of radial extension's screw hole, clamping device installs in radial extension's screw hole, the radial face of frame is equipped with a plurality of axial extension's screw hole, adjusting device installs in axial extension's screw hole and forms screw structure with clamping device, when rotatory can control during the adjusting device clamping device removes at radial screw hole to centre gripping and regulation the anterior segment of central light-emitting component.
Furthermore, the front section and the rear section of the central light-emitting component are connected through a thread 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.
Furthermore, the outer diameters 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 diameters are adaptive to the inner diameter of a gun barrel of the gas gun.
Further, 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 gun barrel of the gas gun, and the clearance is not more than 0.05 mm.
Furthermore, 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 that this application provided has following advantage:
1. the air gun sighting device provided by the application does not need to be provided with external devices such as a target ring and the like required for fixing the sighting device, and directly emits laser from the interior of the gun barrel to determine the dropping point of the shell;
2. the sighting device outer ring in the sighting device outer ring structure adopts an integrated structure, coaxiality between the sighting device outer ring and a bearing is guaranteed through processing, uniformity and calibration stability of the sighting device can be well guaranteed, and calibration errors caused by use each time can be effectively reduced; a ball bearing is arranged in the front end of the outer ring of the sighting device, a self-aligning bearing is arranged in the rear end of the outer ring, and whether the emitted laser beam is in the center of the sighting device can be calibrated by rotating the bearing, so that the center of the gun barrel is ensured to be in an accurate position; the adjusting assembly of the sighting device consists of a clamping device and an adjusting device, the adjusting size is small, excessive correction is not easy, the external design is simple to operate, the sighting device is not easy to fall off, when the length and the position of the gun barrel change, the built-in sighting device can still continuously play a role without readjustment and calibration, the technology is easy to realize, and the deviation is small;
3. the utility model provides a sight center light-emitting part adopts hollow pen container structure, and two sections are through threaded connection around, and the built-in laser emitter of anterior segment, in case built-in laser emitter takes place to damage, also can change in time, the efficiency of improvement work that can be very big in the application of reality not only can guarantee the truth of test result reliable, 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 briefly introduces the accompanying drawings. It is to be expressly understood that the drawings described below are only illustrative of some embodiments of the invention.
Fig. 1 is a schematic view of an air gun sight of the present application.
Fig. 2 is an external view of a center light assembly according to the present application.
FIG. 3 is a schematic cross-sectional view of a center light assembly according to the present application.
Fig. 4 is a schematic view of the adjustment device of the present application.
Fig. 5 is a schematic view of the adjusting device of the present application after assembly.
Detailed Description
In order to make the implementation objects, technical solutions and advantages of the present application clearer, the technical solutions in the embodiments of the present application will be described in more detail below with reference to the drawings in the embodiments of the present application.
As shown in fig. 1, the air gun sight provided in the present application is composed of a central light emitting assembly 1, a sight outer ring 2, a calibration member 3, and an adjustment assembly 4.
The sighting device outer ring 2 of the air gun sighting device comprises an outer ring front end 21, an outer ring rear end 22 and a connecting portion 23, wherein the outer ring front end 21 and the outer ring rear end 22 are integrally processed through the connecting portion 23 by adopting an aluminum alloy material. Wherein, the outer diameter size of outer ring front end 21, outer ring rear end 22 and connecting portion 23 is the same, and the adaptation is in the barrel internal diameter of gas gun, and adopts little clearance fit with the barrel internal diameter. In some embodiments of the present application, the small gap is no greater than 0.05 mm. When the air gun sighting device is placed in the gun barrel, accurate positioning can be achieved, and system deviation is reduced; meanwhile, the front and rear adjusting ends of the outer ring of the sighting device are 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 assembly 1 is in a hollow pen container structure, and includes a front section 11, a rear section 12 and a laser emitter 13, the front section 11 is provided with a mounting position of the laser emitter 13, the rear section 12 is a hollow structure and can form a space for passing a power line 14 of the laser emitter, the front section and the rear section are connected into a whole through a threaded structure, and a sealing structure 15 can be arranged between the front section and the rear section. Replacement of the laser transmitter may be performed when the laser transmitter 13 is damaged.
The calibration component 3 mainly comprises 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 bracket at the rear end 22 of the outer ring through a switching device, and the ball bearing 31 is fixed in a bracket at the front end 21 of the outer ring. The center of the self-aligning bearing 32 at the rear end is fixedly matched with the rear section 12 of the central light-emitting component 1, so that the central light-emitting component 1 is concentric with the self-aligning bearing 32 and the axial movement of the central light-emitting component 1 is limited. Since the laser beam emitted by the air gun sight can not be ensured to be concentric with the laser emitter 13, the ball bearing 31 at the front end is internally provided with the adjusting component 4 with multiple degrees of freedom.
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 a circular ring structure and has a certain thickness, and a plurality of radially extending threaded holes are provided in an inner hole of the ring 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 device 42 may be a bolt-like structure that is screwed into the radial threaded hole, and the front end of the central light-emitting assembly 1 is clamped and adjusted by the plurality of clamping devices 42. An axially extending mounting hole is provided on the end surface or radial surface of the frame 41 near the radial threaded hole, the 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 43 is matched with the threaded part of the clamping device 42, thereby forming a screw rod structure.
When the air gun sighting device emits, the rotary ball bearing calibrates whether the emitted laser beam is at the center of the sighting device, and the clamping device 42 is pushed or controlled to move radially by 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 the laser light in a small-angle range is completed.
As shown in fig. 5, the front end of the laser sighting device is clamped schematically, when the calibration assembly 4 rotates, the laser beam can appear in the form of an infinite approaching point, that is, the gun sighting device can be considered to be centered, and the position of the center of the gun barrel can be further determined. This air gun sight can improve the positioning accuracy of air gun sight with extremely simple operation mode, in case the position of sight laser point is confirmed, can directly think that the aim of with diameter gun barrel has already been confirmed, improvement that can be very big is to the efficiency of gun barrel calibration, and it is more obvious to reflect in the calibration of group's big gun system, the time of operation has been saved of very big degree.
The air gun sight that this application provided has following advantage:
1. the air gun sighting device provided by the application does not need to be provided with external devices such as a target ring and the like required for fixing the sighting device, and directly emits laser from the interior of the gun barrel to determine the dropping point of the shell;
2. the sighting device outer ring in the sighting device outer ring structure adopts an integrated structure, coaxiality between the sighting device outer ring and a bearing is guaranteed through processing, uniformity and calibration stability of the sighting device can be well guaranteed, and calibration errors caused by use each time can be effectively reduced; a ball bearing is arranged in the front end of the outer ring of the sighting device, a self-aligning bearing is arranged in the rear end of the outer ring, and whether the emitted laser beam is in the center of the sighting device can be calibrated by rotating the bearing, so that the center of the gun barrel is ensured to be in an accurate position; the adjusting component of the sighting device consists of the clamping device and the adjusting device, the adjusting size is small, excessive correction is not easy, the external design is simple to operate, the sighting device is not easy to fall off, when the length and the position of the gun barrel change, the built-in sighting device can still continuously play a role without readjustment and calibration, the technology is easy to realize, and the deviation is small;
3. the utility model provides a sight center light-emitting part adopts hollow pen container structure, and two sections are through threaded connection around, and the built-in laser emitter of anterior segment, in case built-in laser emitter takes place to damage, also can change in time, the efficiency of improvement work that can be very big in the application of reality not only can guarantee the truth of test result reliable, but also saved a large amount of manpowers, material resources and time cost.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within 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 (10)

1. An adjustable, calibratable air gun sight, comprising:
the central light-emitting assembly comprises a front section, a rear section and a laser emitter, the front section and the rear section are detachably connected to form a hollow pen container structure, the laser emitter is installed in the front section, and a power line of the laser emitter penetrates out of the hollow pen container structure;
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 processed through 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 light-emitting assembly;
the adjusting part, the adjusting part includes frame, clamping device and adjusting device, the frame is circular ring structure and has certain thickness, the hole face in frame is equipped with a plurality of radial extension's screw hole, clamping device installs in radial extension's screw hole, the radial face of frame is equipped with a plurality of axial extension's screw hole, adjusting device installs in axial extension's screw hole and forms screw structure with clamping device, when rotatory can control during the adjusting device clamping device removes at radial screw hole to centre gripping and regulation the anterior segment of central light-emitting component.
2. An adjustable, calibratable air gun sight of claim 1, wherein the forward section and the aft section of said central light emitting assembly are connected by a threaded arrangement.
3. An adjustable, calibratable air gun sight as recited in claim 1 or claim 2, wherein a seal is provided between the forward and rearward sections of said central light emitting assembly.
4. An adjustable, calibratable air gun sight of claim 1, wherein the outer ring forward end, outer ring rearward end, and connecting portion of the sight outer ring are made of an aluminum alloy material.
5. An adjustable, calibratable air gun sight of claim 4, wherein the outer ring front end, outer ring rear end and coupling portion have outer diameters of the same size and are adapted to fit the inner diameter of the barrel of an air gun.
6. An adjustable, calibratable gas gun sight as claimed in claim 5, wherein the outer diameters of said outer ring forward end, outer ring rearward end and coupling portion are clearance fitted to the inner diameter of the gas gun barrel, said clearance being no greater than 0.05 mm.
7. An adjustable, calibratable air gun sight as defined in claim 1 in which said first bearing is a ball bearing and said second bearing is a self-aligning bearing.
8. An adjustable, calibratable gun sight of claim 1, wherein the axes of a plurality of said radially extending threaded bores converge at the center of said frame.
9. An adjustable, calibratable air gun sight of claim 8, wherein said radially extending threaded bores are not less than three in number.
10. An adjustable, calibratable air gun sight as claimed in claim 8 or 9, wherein the number of axially extending threaded holes is the same as the number of radially extending threaded holes.
CN202210265130.2A 2022-03-17 2022-03-17 Adjustable and calibratable air gun sighting device Active CN114909950B (en)

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Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US20020088129A1 (en) * 2001-01-11 2002-07-11 Chao-Chi Huang Illuminable laser sight
US20020181813A1 (en) * 2001-04-06 2002-12-05 The Torrington Company Roller bearing provided with a sensor assembly casing
US20030177652A1 (en) * 2002-02-08 2003-09-25 Sokkia Co., Ltd. Laser centering device
CN104089524A (en) * 2014-04-30 2014-10-08 贾元兴 Novel shooting training auxiliary equipment
CN106017208A (en) * 2016-07-15 2016-10-12 中国工程物理研究院总体工程研究所 Integrated firing device of heavy air cannon
CN108844404A (en) * 2018-06-08 2018-11-20 贵港市瑞成科技有限公司 One kind being used for long-barrel weapon laser-targeting device adjustment mechanism
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
CN110207542A (en) * 2019-04-30 2019-09-06 南京航空航天大学 A kind of Gas Gun is vented, tests the speed, chip removal integration stops rest device
CN112179348A (en) * 2020-09-22 2021-01-05 西安交通大学 Lightweight laser scanning mechanism for photoelectric sensing positioning network
CN112611272A (en) * 2020-12-25 2021-04-06 中国航天空气动力技术研究院 Missile testing device
CN113155395A (en) * 2021-03-31 2021-07-23 中国飞机强度研究所 Aiming and positioning device and method for strong impact test system
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

Patent Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US20020088129A1 (en) * 2001-01-11 2002-07-11 Chao-Chi Huang Illuminable laser sight
US20020181813A1 (en) * 2001-04-06 2002-12-05 The Torrington Company Roller bearing provided with a sensor assembly casing
US20030177652A1 (en) * 2002-02-08 2003-09-25 Sokkia Co., Ltd. Laser centering device
CN104089524A (en) * 2014-04-30 2014-10-08 贾元兴 Novel shooting training auxiliary equipment
CN106017208A (en) * 2016-07-15 2016-10-12 中国工程物理研究院总体工程研究所 Integrated firing device of heavy air cannon
CN108844404A (en) * 2018-06-08 2018-11-20 贵港市瑞成科技有限公司 One kind being used for long-barrel weapon laser-targeting device adjustment mechanism
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
CN110207542A (en) * 2019-04-30 2019-09-06 南京航空航天大学 A kind of Gas Gun is vented, tests the speed, chip removal integration stops rest device
CN112179348A (en) * 2020-09-22 2021-01-05 西安交通大学 Lightweight laser scanning mechanism for photoelectric sensing positioning network
CN112611272A (en) * 2020-12-25 2021-04-06 中国航天空气动力技术研究院 Missile testing device
CN113155395A (en) * 2021-03-31 2021-07-23 中国飞机强度研究所 Aiming and positioning device and method for strong impact test system
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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