CN116164586A - Assembly for accurate shooting calibration of target range - Google Patents

Abstract

The invention belongs to the technical field of missile launching, and particularly relates to a component for accurately shooting calibration of a shooting range, which can be used for rapid calibration of initial shooting during missile/rocket projectile launching. The component is based on the characteristic that the high-precision positioning and orientation device rapidly outputs the attitude information in real time, and three attitude shafts of the positioning and orientation device are parallel to the attitude shaft of the missile through the switching device, wherein the azimuth shafts are parallel to the direction of the missile, and the positioning and orientation device can output the attitude information of the current position in real time after being electrified to search north, so that the direction and the angle of the launching device can be obtained in real time. The method has the outstanding advantages of simplicity, feasibility, high precision and small human error, greatly simplifies the operation flow and has great popularization and application space.

Description

Components for accurate shooting calibration at the range

technical field

The invention belongs to the technical field of missile launching, and in particular relates to a component used for precise shooting calibration in a shooting range.

Background technique

Shooting calibration is used to determine the initial azimuth angle of missile/rocket launch, which requires high accuracy. For inertial guided missiles/rockets, the error between the actual measured value of the initial shooting direction and the theoretical shooting direction directly affects the hit accuracy of the missile/rocket. At present, the commonly used calibration methods mainly include direct-pointing and double-theodolite calibration methods.

1. Direct aiming calibration method

Calibrate the shooting direction by direct sighting with the human eye or with the help of the gun sight, which is easy to operate and easy to use, but the accuracy is relatively poor and is easily affected by the weather. higher.

2. Double theodolite calibration method

The angle between the launching device's shooting direction and the known reference direction in space is detected by the double theodolite, and compared with the theoretical shooting direction, the shooting device's shooting direction is calibrated. The accuracy of this method is relatively high, but the operation is cumbersome, the calibration time is long, the requirements for personnel operation are high, the accuracy of ground reference shooting is high, and it is easily affected by the weather.

Contents of the invention

(1) Technical problems to be solved

The technical problem to be solved by the present invention is: how to quickly, easily and accurately calibrate the shooting direction of the transmitting device.

(2) Technical solutions

In order to solve the above-mentioned technical problems, the present invention provides a component for accurate shooting calibration in the shooting range, the component includes: a positioning and orientation device 1, an adapter device 2 and an orientation interface 3;

The positioning and orientation device 1 is fixed on the adapter device 2;

The adapter device 2 fixedly installed with the positioning and orientation device 1 is installed on the launch device through the orientation interface 3;

Through the matching setting of the directional interface 3 and the corresponding interface on the launching device, it is ensured that the north-seeking direction of the positioning and directional device 1 is kept parallel to the direction of the launching device.

The matching setting of the orientation interface 3 and the corresponding interface on the launch device ensures the north-seeking direction of the positioning and orientation device 1, which means that the three attitude axes of the positioning and orientation device 1 are parallel to the attitude axes of the launch device, wherein The azimuth axis is parallel to the firing line of the launcher.

Wherein, the structure of the adapter device 2 includes: four columns and four connecting rods;

The four uprights are arranged parallel to each other to form a peripheral vertical structure of a rectangular box, and the respective lower ends of the four uprights are connected between adjacent two by the four connecting rods; thus the four connecting rods , formed as two pairs of parallel connecting rods.

Wherein, among the two pairs of parallel connecting rods, two connecting holes are respectively provided on the pair of parallel connecting rods, and there are 4 connecting holes in total on the two connecting rods. The four corners of the positioning and orientation device 1 Through the four connecting holes, it is fixedly installed on the adapter device 2 .

Among the two pairs of parallel connecting rods, the positioning and orientation device 1 is installed on one pair of parallel connecting rods, and the other pair of parallel connecting rods is perpendicular to the pair of connecting rods on which the positioning and orientation device 1 is installed.

Wherein, a coordinate system is established, the extension direction of the column is defined as the Z axis, the plane perpendicular to the Z axis is the X-Y plane, and the extension direction of a pair of parallel connecting rods of the fixed installation positioning and orientation device 1 is defined as the X axis , then the extension direction of another pair of parallel connecting rods is the Y axis.

Wherein, the X-axis direction is the north-seeking direction of the positioning and orientation device 1 .

Wherein, the adapter device 2 fixedly installed with the positioning and orientation device 1 is installed on the launch device through the orientation interface 3, and the north-seeking direction of the positioning and orientation device 1 and the launch device's shooting direction are ensured through the orientation interface 3. After keeping parallel,

The positioning and orientation device 1 is powered on to seek north, and after the north search is completed, it can output the current north angle information of the transmitting device in real time.

Wherein, analyzing and calculating the difference between the shooting direction of the current launching device and the theoretical shooting direction, and adjusting the shooting direction of the launching device to the theoretical shooting position.

Among them, this component is not affected by the weather, has high precision, can output current shooting information in real time, and has low requirements for personnel, and is not affected by personnel operation errors.

(3) Beneficial effects

Compared with the prior art, the present invention has the beneficial technical effects: simple operation, not affected by the weather, low requirements on personnel operation level, high precision and real-time output of shooting information.

The method is simple, reliable, and has great potential for popularization and application.

This method has been applied in related projects. The azimuth positioning accuracy of the positioning and directional device is better than 1mil. The span of the directional interface of the processing transfer device is 500mm. The gap between the directional interface and the launching rail of the launching device is 0.5mm. The orientation error between them is not more than 1mil. The orientation error between the positioning and orientation device and the adapter device is guaranteed by the machining accuracy, and the error is negligible, thereby ensuring the accuracy of the entire test system. This method has been successfully used for more than 10 rounds of missiles/ The rocket is accurately calibrated, with fast calibration speed, high efficiency, and small human error. After the launch, the test data is interpreted, and the accuracy of the calibration is high, which meets the guidance and control requirements.

Description of drawings

Figure 1 is a schematic diagram of the cooperation between the positioning and orientation device and the adapter device;

Fig. 2 is a schematic diagram of a launch device using the components described in the present invention to perform calibration.

Detailed ways

In order to make the purpose, content and advantages of the present invention clearer, the specific implementation manners of the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments.

In order to solve the above-mentioned technical problems, the present invention provides a component for accurate shooting calibration in the shooting range, the component includes: a positioning and orientation device 1, an adapter device 2 and an orientation interface 3;

The positioning and orientation device 1 is fixed on the adapter device 2;

The adapter device 2 fixedly installed with the positioning and orientation device 1 is installed on the launch device through the orientation interface 3;

Through the matching setting of the directional interface 3 and the corresponding interface on the launching device, it is ensured that the north-seeking direction of the positioning and directional device 1 is kept parallel to the direction of the launching device.

The matching setting of the orientation interface 3 and the corresponding interface on the launch device ensures the north-seeking direction of the positioning and orientation device 1, which means that the three attitude axes of the positioning and orientation device 1 are parallel to the attitude axes of the launch device, wherein The azimuth axis is parallel to the firing line of the launcher.

Wherein, the structure of the adapter device 2 includes: four columns and four connecting rods;

The four uprights are arranged parallel to each other to form a peripheral vertical structure of a rectangular box, and the respective lower ends of the four uprights are connected between adjacent two by the four connecting rods; thus the four connecting rods , formed as two pairs of parallel connecting rods.

Wherein, among the two pairs of parallel connecting rods, two connecting holes are respectively provided on the pair of parallel connecting rods, and there are 4 connecting holes in total on the two connecting rods. The four corners of the positioning and orientation device 1 Through the four connecting holes, it is fixedly installed on the adapter device 2 .

Among the two pairs of parallel connecting rods, the positioning and orientation device 1 is installed on one pair of parallel connecting rods, and the other pair of parallel connecting rods is perpendicular to the pair of connecting rods on which the positioning and orientation device 1 is installed.

Wherein, a coordinate system is established, the extension direction of the column is defined as the Z axis, the plane perpendicular to the Z axis is the X-Y plane, and the extension direction of a pair of parallel connecting rods of the fixed installation positioning and orientation device 1 is defined as the X axis , then the extension direction of another pair of parallel connecting rods is the Y axis.

Wherein, the X-axis direction is the north-seeking direction of the positioning and orientation device 1 .

Wherein, the adapter device 2 fixedly installed with the positioning and orientation device 1 is installed on the launch device through the orientation interface 3, and the north-seeking direction of the positioning and orientation device 1 and the launch device's shooting direction are ensured through the orientation interface 3. After keeping parallel,

The positioning and orientation device 1 is powered on to seek north, and after the north search is completed, it can output the current north angle information of the transmitting device in real time.

Wherein, analyzing and calculating the difference between the shooting direction of the current launching device and the theoretical shooting direction, and adjusting the shooting direction of the launching device to the theoretical shooting position.

Among them, the component is not affected by the weather, has high precision, can output current shooting information in real time, and has low requirements for personnel, and is not affected by personnel operation errors.

Example 1

The present invention includes a positioning and orientation device 1 and an adapter device 2, wherein the adapter device 2 is used to fix and install the positioning and orientation device 1, and at the same time, the adapter device 2 and the positioning and orientation device 1 can be fixed on the launch device through the orientation interface 3, Specific steps are as follows:

1) Design and process the adapter device 2 for fixed installation of the positioning and orientation device 1, and ensure that the X-axis direction of the adapter device 2 is parallel to the shooting direction of the positioning and orientation device 1;

2) Install the adapter device 2 together with the positioning and orientation device 1 on the launch device, and at the same time ensure that the orientation of the positioning and orientation device 1 is kept parallel to the shoot of the launch device through the orientation interface 3;

3) The positioning and orientation device 1 is powered on to find the north, and after the north search is completed, it can output information such as the north angle of the current transmitting device in real time;

4) Analyze and calculate the difference between the current shooting direction and the theoretical shooting direction, and adjust the launching device to shoot to the theoretical shooting position.

The above is only a preferred embodiment of the present invention, it should be pointed out that for those of ordinary skill in the art, without departing from the technical principle of the present invention, some improvements and modifications can also be made. It should also be regarded as the protection scope of the present invention.

Claims (10)

1. An assembly for precise shooting calibration in a shooting range, characterized in that the assembly includes: a positioning and orientation device (1), an adapter device (2) and an orientation interface (3); The positioning and orientation device (1) is fixed on the adapter device (2); The adapter device (2) fixedly installed with the positioning and orientation device (1) is installed on the launching device through the orientation interface (3); Through the matching setting of the directional interface (3) and the corresponding interface on the launching device, it is ensured that the north-seeking shooting direction of the positioning and directional device (1) is kept parallel to the shooting direction of the launching device. 2. The assembly used for accurate shooting calibration in the shooting range according to claim 1, characterized in that, the matching setting of the directional interface (3) and the corresponding interface on the launching device ensures the positioning of the directional device (1) The direction of north-seeking means: make the three attitude axes of the positioning and orientation device (1) parallel to the attitude axes of the launching device, wherein the azimuth axis is parallel to the shooting direction of the launching device. 3. The assembly for accurate shooting calibration in the shooting range according to claim 1, characterized in that, the structure of the transfer device (2) comprises: four columns and four connecting rods; The four uprights are arranged parallel to each other to form a peripheral vertical structure of a rectangular box, and the respective lower ends of the four uprights are connected between adjacent two by the four connecting rods; thus the four connecting rods , formed as two pairs of parallel connecting rods. 4. The assembly used for accurate shooting calibration in the shooting range as claimed in claim 3, wherein, among the two pairs of parallel connecting rods, two connecting holes are respectively provided on the pair of parallel connecting rods, There are totally 4 connecting holes on the two connecting rods, and the four corners of the positioning and orientation device (1) pass through the 4 connecting holes, and are fixedly installed on the adapter device (2). 5. The assembly used for accurate shooting calibration in the shooting range as claimed in claim 4, wherein, among the two pairs of parallel connecting rods, a positioning and orientation device (1) is installed on the pair of parallel connecting rods, and another A pair of parallel connecting rods is perpendicular to a pair of connecting rods of the installation positioning and orientation device (1). 6. The assembly used for the accurate shooting calibration of the shooting range as claimed in claim 5, wherein a coordinate system is established, the extension direction of the column is defined as the Z axis, and the plane perpendicular to the Z axis is the X-Y plane, and the The extension direction of a pair of parallel connecting rods of the fixed installation positioning and orientation device (1) is defined as the X axis, and the extension direction of the other pair of parallel connecting rods is then the Y axis. 7 . The assembly for accurate shooting calibration of a shooting range according to claim 6 , wherein the X-axis direction is the north-seeking shooting direction of the positioning and orientation device ( 1 ). 8 . 8. The assembly used for accurate shooting calibration in the shooting range according to claim 7, characterized in that, after the adapter device (2) with the positioning and orientation device (1) is fixedly installed, it is installed through the orientation interface (3) On the launching device, after ensuring that the north-seeking direction of the positioning and directional device (1) is kept parallel to the direction of the launching device through the directional interface (3), The positioning and orientation device (1) is powered on for north-seeking, and after the north-seeking is completed, it can output the north angle information of the current transmitting device in real time. 9. The component used for accurate shooting calibration of the shooting range as claimed in claim 8, characterized in that, analyzing and calculating the difference between the shooting direction of the current launching device and the theoretical shooting direction, and adjusting the shooting device to the theoretical shooting direction Location. 10. The component for accurate shooting calibration in the shooting range according to claim 9, characterized in that the component is not affected by the weather, has high precision, can output current shooting information in real time, and has low requirements for personnel, and is not subject to The impact of human error.

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