CN213599930U

CN213599930U - Multi-optical-axis zero position calibration instrument for gun weapon system

Info

Publication number: CN213599930U
Application number: CN202021958198.1U
Authority: CN
Inventors: 邓冲; 黄保山; 王世先; 刘凯; 杨亚林
Original assignee: Henan Costar Group Co Ltd
Current assignee: Henan Costar Group Co Ltd
Priority date: 2020-09-09
Filing date: 2020-09-09
Publication date: 2021-07-02
Anticipated expiration: 2030-09-09

Abstract

The utility model provides a multi-optical-axis zero position calibration instrument of a gun and warship weapon system, which comprises a television calibration target, a wireless receiver and a multifunctional calculating instrument. The television borescope consists of an inserted link assembly and a television assembly, wherein the inserted link assembly comprises an inserted shaft, lantern rings are arranged at the parts of the inserted shaft close to the two ends of the inserted shaft, and a positioner is arranged at the middle part of the inserted shaft; the television unit includes a cylindrical base and a high-speed camera having a wireless transmitting antenna for transmitting signals to a wireless receiver. The wireless receiver and the multifunctional calculating instrument are connected through a signal cable. When the device works, the inserted rod assembly is inserted into a gun muzzle for positioning, the high-speed camera collects a target image aimed by the photoelectric tracker and transmits image information to the multifunctional solver, and the multifunctional solver solves the image to obtain zero errors of the naval gun and the photoelectric tracker. The calibration instrument can be used for carrying out zero consistency calibration on a gun weapon system under complex sea conditions and navigation environments.

Description

Multi-optical-axis zero position calibration instrument for gun weapon system

Technical Field

The utility model relates to an optical equipment technical field especially relates to a many optical axes zero-position calibration appearance of naval gun weapon system.

Background

The main factors influencing the accuracy of the gun weapon system are the errors of all relevant devices in the system, such as mechanical errors, electrical errors, channel errors, follow-up system tracking errors, target advance point error resolved by a director, detection and tracking device measurement errors, trajectory meteorological errors, gun spreading errors and the like. The mechanical error is inconsistency between a reading value and a real pointing position of the weapon due to deviation, dislocation and abrasion of the orientation or height of the gun weapon equipment or deformation of a gun base platform. Among the many measurable errors, the mechanical error is the one that has a large impact on the shipboard weapon system and is the most difficult to measure.

The mechanical error of the ship cannon is measured by adopting a star body calibration method, and the traditional star body calibration method needs radar, photoelectricity and ship cannon to accurately aim the star body. Due to the limitation of sea conditions and ship swinging, the star body calibration cannot be carried out under most conditions. Therefore, the measurement of the mechanical error of the gun is a weak link existing for a long time for the army, and particularly, how to correct the zero consistency of the ship-borne weapon system under the complex sea condition and the marine navigation condition is a technical problem which is urgently needed to be solved by the army.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, the utility model aims at providing a many optical axes zero-position calibration appearance of naval gun weapon system, the zero-position uniformity error of automatic computation naval gun, gun aiming radar, photoelectric tracking appearance under the condition that need not the accurate aiming star solves the difficult problem that warship's weapon system zero-position uniformity under complicated sea condition and navigation environment was rectified.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a multi-optical-axis zero position calibration instrument of a gun and warship weapon system comprises a television target calibration lens, a wireless receiver and a multifunctional solver. The television borescope consists of an insert rod assembly and a television assembly, wherein the insert rod assembly comprises an insert shaft, one end of the insert shaft is a free end, the other end of the insert shaft is provided with a flange, lantern rings are arranged at the positions, close to the two ends, of the insert shaft, the lantern rings are in rigid contact with a cannon barrel, the television borescope has a self-centering function, and a positioner is arranged in the middle of the insert shaft; the television component comprises a cylindrical base body and a high-speed camera, one end of the base body is fixedly connected with the flange on the inserting shaft, the other end of the base body is fixedly connected with the high-speed camera, the high-speed camera is provided with a wireless transmitting antenna, and the wireless transmitting antenna is used for transmitting signals to the wireless receiver. The multifunctional calculating instrument comprises an image tracking plate, a function key plate, a display screen and a battery pack, and is connected with a wireless receiver through a signal cable.

Furthermore, the locator is the smooth curved surface of 3D with artillery barrel contact surface, and the curved surface bottom is provided with powerful spring.

The insert shaft is provided with an arc-shaped weight reduction groove along the axial direction.

The insert shaft and the base body are made of aluminum alloy.

The circumferential surface of the lantern ring is provided with a groove, so that the contact surface with a gun barrel is reduced.

The lantern ring is integrally and accurately machined, and the coaxiality of the lantern ring is ensured.

And data processing software is arranged in the image tracking plate and is responsible for processing and calculating target image information acquired by the high-speed camera, so that zero consistency errors of the naval gun, the gun aiming radar and the photoelectric tracker are obtained.

The insert shaft and the base body are coaxial.

Compared with the prior art, the beneficial effects of the utility model are that: the multi-optical-axis zero position calibration instrument of the gun and warship weapon system adopts a pair of lantern rings as a reference, and the positioning surfaces of the calibration instrument are in rigid contact, cannot sink into rifling, has a self-centering function and can realize accurate positioning; the multi-optical-axis zero position calibration instrument of the gun and warship weapon system is pre-tightened by a positioner with a strong spring, and after the positioner is installed in place, the pre-tightening force of the positioner ensures that the positioning is firm and reliable; the stress surface on the positioner is a 3D curved surface, so that the insertion rod assembly is convenient to mount and dismount, the working efficiency is improved, the stress surface of the positioner is automatically compensated when being worn, and the positioning precision is not influenced by repeated clamping; the lantern ring and the positioner are replaced in groups, so that the device can adapt to artilleries with different calibers; the zero consistency correction of the weapon system can be carried out under complex sea conditions and navigation environments.

Drawings

Fig. 1 is a schematic structural view of a television target calibration lens in a multi-optical-axis zero position calibration instrument of a gun and warship weapon system of the utility model;

fig. 2 is a schematic structural diagram of a wireless receiver and a multifunctional calculating instrument in the multi-optical axis zero position calibration instrument of the gun and warship weapon system of the present invention;

FIG. 3 is a diagram showing a multifunctional resolver architecture in a multi-optical axis zero position calibration instrument of a gun and warship weapon system;

fig. 4 is a schematic structural diagram of a lantern ring in the multi-optical axis zero position calibration instrument of the gun and warship weapon system of the utility model.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings and specific embodiments. As shown in fig. 1-2: a multi-optical-axis zero position calibration instrument of a gun and warship weapon system comprises a television borescope 1, a wireless receiver 2 and a multifunctional solver 3. As shown in fig. 1, the tv borescope 1 is composed of an insert rod assembly and a tv assembly, the insert rod assembly comprises an insert shaft 4, one end of the insert shaft is a free end, the other end of the insert shaft is provided with a flange 7, the parts of the insert shaft close to the two ends are provided with lantern rings 5, and the middle part of the insert shaft is provided with a positioner 6. The television assembly comprises a cylindrical base body 8 and a high-speed camera 9, one end of the base body 8 is fixedly connected with a flange on the inserting shaft, the other end of the base body is fixedly connected with the high-speed camera 9, and the high-speed camera is provided with a wireless transmitting antenna 10 which is used for transmitting signals to the wireless receiver 2. As shown in fig. 2 and 3, the multifunctional solver 3 includes an image tracking board, a function key board, a display screen and a battery pack, and is connected to the wireless receiver 2 via a signal cable 11. The locator 6 is the smooth curved surface of 3D with the artillery barrel contact surface, makes things convenient for the installation of inserted bar subassembly and disassembles, has improved work efficiency, and the curved surface bottom is provided with powerful spring and carries out the pretension, and the installation back that targets in place, the pretightning force of locator guarantees that the location is firm reliable, automatic compensation when the wearing and tearing appear in locator stress surface, and repeated clamping does not influence positioning accuracy. The axial direction of the inserting shaft 4 is provided with an arc-shaped lightening groove, and the inserting shaft 4 and the base body 8 are both made of aluminum alloy, so that the weight of the equipment is lightened. As shown in figure 4, the calibration instrument adopts a pair of lantern rings 5 as a reference, the circumferential surface of the lantern ring 5 is provided with a groove, the contact surface with a gun barrel is reduced, the lantern rings are in rigid contact with the gun barrel, namely, the positioning surface of the lantern rings is in rigid contact and cannot sink into rifling, and meanwhile, the lantern rings have a self-centering function and can realize accurate positioning. The lantern ring and the positioner are replaced in groups, so that the combined type gun can adapt to guns with different calibers. The collar 5 is machined precisely as one piece to ensure that the collars are coaxial. Further, the insert shaft 4 and the base body 8 are also kept coaxial. Data processing software is arranged in the image tracking plate and is responsible for processing and calculating target image information acquired by the high-speed camera, so that zero consistency errors of the naval gun, the gun aiming radar and the photoelectric tracker are obtained. When the calibration instrument is used on a ship, the television target calibration mirror 1 is inserted into a body tube of the ship gun; the wireless receiver 2 is placed on the deck; the multifunctional calculating instrument 3 is arranged in a control room of the ship and is connected with the wireless receiver 2 through a signal cable 11. When zero-position calibration is carried out, the television calibration mirror 1 of the calibration instrument collects a target image aimed by the photoelectric tracker through the high-speed camera 9 and sends image information to the wireless receiver 2 through the wireless transmitting antenna 10. After the wireless receiver receives the image information, the image information is transmitted to the multifunctional solver through the signal cable, the multifunctional solver resolves the image, and then the zero position error of the naval gun and the photoelectric tracker can be obtained.

Above, only be the concrete implementation of the preferred embodiment of the present invention, not be used for limiting the present invention, although the present invention is described in detail with reference to the foregoing embodiments, for those skilled in the art, it still can modify the technical solutions recorded in the foregoing embodiments, or equally replace some technical features of them, all the modifications, equivalents, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a many optical axes zero position calibration appearance of naval gun weapon system which characterized in that includes: the system comprises a television borescope, a wireless receiver and a multifunctional solver; the television borescope consists of an insert rod assembly and a television assembly, wherein the insert rod assembly comprises an insert shaft, one end of the insert shaft is a free end, the other end of the insert shaft is provided with a flange, lantern rings are arranged at the positions, close to the two ends, of the insert shaft, the lantern rings are in rigid contact with a cannon barrel, the television borescope has a self-centering function, and a positioner is arranged in the middle of the insert shaft; the television component comprises a cylindrical base body and a high-speed camera, one end of the base body is fixedly connected with the flange on the inserting shaft, the other end of the base body is fixedly connected with the high-speed camera, the high-speed camera is provided with a wireless transmitting antenna, and the wireless transmitting antenna is used for transmitting signals to the wireless receiver; the multifunctional calculating instrument comprises an image tracking plate, a function key plate, a display screen and a battery pack, and is connected with the wireless receiver through a signal cable.

2. The multi-optical-axis zero calibration instrument of the naval gun weapon system of claim 1, wherein the contact surface of the locator and the artillery barrel is a 3D smooth curved surface, and a strong spring is arranged at the bottom of the curved surface.

3. The multi-optical-axis zero calibration instrument of the gun and weapon system of claim 1, wherein the insert shaft is provided with an arc-shaped weight-reducing groove along the axial direction.

4. The multi-optical-axis zero calibration instrument of a gun and weapon system of claim 1, wherein the insert shaft and the base are made of aluminum alloy.

5. The multi-optical-axis zero calibration instrument of a naval gun weapon system according to claim 1, wherein the circumferential surface of the collar is provided with grooves, so that the contact surface with a gun barrel is reduced.

6. The multi-optical-axis zero calibration instrument of a gun and weapon system of claim 1, wherein the collar is integrally and precisely machined to ensure that the collar is coaxial.

7. The multi-optical-axis zero position calibration instrument of the naval gun weapon system of claim 1, wherein the image tracking board is internally provided with data processing software which is responsible for processing and calculating target image information acquired by the high-speed camera, so as to obtain zero position consistency errors of naval guns, gun aiming radars and photoelectric trackers.

8. The multi-optical-axis zero calibration instrument of a gun and weapon system of claim 1, wherein the insert shaft and the base are coaxial.