阅读说明：本技术 试验室条件下的坦克射击精度测试方法 (Tank shooting precision testing method under laboratory condition ) 是由 李剑峰 肖磊 钟险峰 郭致远 郝强 王超凡 王坤 金圣楠 于 2020-11-19 设计创作，主要内容包括：本发明属于突击装备性能试验测试技术领域,具体涉及一种试验室条件下的坦克射击精度测试方法。所述坦克射击精度测试方法基于坦克射击精度测试系统来实施,所述坦克射击精度测试系统包括：坦克炮塔及火炮、六自由度运动平台、仿真计算机、仿真模型、试验分析与管理模块、炮口激光发射装置、激光感应设备；所述仿真模型包括：路面模型、坦克动力学模型、武器控制模型、目标运动模型、外弹道模型；与现有技术相比较,本发明提供了一种试验室条件下的坦克射击精度测试方法,可用于坦克射击精度的测试验证,可缩短坦克研制周期,减少外场射击试验经费。(The invention belongs to the technical field of assault equipment performance test, and particularly relates to a tank shooting precision test method under a laboratory condition. The tank shooting precision test method is implemented based on a tank shooting precision test system, and the tank shooting precision test system comprises: the tank gun turret and gun, six-freedom-degree motion platform, simulation computer, simulation model, test analysis and management module, muzzle laser emission device and laser induction equipment; the simulation model comprises: the system comprises a road surface model, a tank dynamics model, a weapon control model, a target motion model and an outer ballistic model; compared with the prior art, the invention provides the tank shooting precision testing method under the laboratory condition, which can be used for testing and verifying the tank shooting precision, can shorten the tank development period and reduce the outlay shooting test expenses.)

1. The utility model provides a tank shooting precision test method under laboratory condition which characterized in that, tank shooting precision test method is implemented based on tank shooting precision test system, tank shooting precision test system includes: the tank gun turret and gun, six-freedom-degree motion platform, simulation computer, simulation model, test analysis and management module, muzzle laser emission device and laser induction equipment; the simulation model comprises: the system comprises a road surface model, a tank dynamics model, a weapon control model, a target motion model and an outer ballistic model;

the method comprises the following steps:

step 1: the test analysis and management module is used for setting simulation working conditions;

step 2: the tank gun turret and the artillery provide control equipment for an operator, the operator transmits a control instruction interactively input through the control equipment to the simulation computer according to the simulation working condition, and meanwhile, the tank gun turret and the artillery also transmit the operation parameters of the gun turret and the artillery to the simulation computer;

and step 3: loading the simulation model on a simulation computer, and resolving the simulation model by the simulation computer according to the operating instruction and the operating parameters of the gun turret and the gun to generate a gun turret turning azimuth angle, a gun pitch angle and a seat ring posture; and the simulation computer comprehensively forms a turret and artillery turning instruction according to the turret turning azimuth angle and the artillery pitch angle and sends the turret and artillery turning instruction to the tank turret and artillery; the simulation computer forms a road surface excitation simulation instruction according to the posture of the seat ring and sends the road surface excitation simulation instruction to the six-degree-of-freedom motion platform;

and 4, step 4: the six-degree-of-freedom motion platform receives a road surface excitation simulation instruction and controls the six-degree-of-freedom platform to realize seat ring attitude simulation;

and 5: the tank gun turret and the artillery receive the gun turret and artillery transfer instruction, the artillery transfer is executed, and the muzzle acceleration sensor sends muzzle acceleration signals to the simulation computer;

step 6: gun muzzle laser emitting devices on a tank gun turret and a gun always emit laser to laser sensing equipment which is at a fixed distance from a six-degree-of-freedom motion platform, and the laser sensing equipment sends laser spot position signals to an emulation computer;

and 7: the simulation computer receives the laser spot position signal and the muzzle acceleration signal, calculates the position of the muzzle and the muzzle high-low direction/azimuth direction speed according to the geometric relation, and calculates the time-position curve of the cannonball according to the simulation model;

and 8: and comparing the time-position curve of the cannonball with the target motion model by the simulation computer, calculating the miss distance of the cannonball, and obtaining a tank shooting precision test result.

2. The method for testing the shooting accuracy of a tank under a laboratory condition as set forth in claim 1, wherein said simulation computer generates the race attitude by solving a road surface model, a tank dynamics model.

3. The method for testing the firing accuracy of tanks under laboratory conditions as claimed in claim 1, wherein said simulation computer generates turret turning azimuth and artillery pitch angle by solving weapon control model.

4. The method for testing the firing accuracy of tanks under laboratory conditions as set forth in claim 1, wherein the simulation computer calculates the time-position curve of the cannonball by solving an outer ballistic model.

5. The method as claimed in claim 4, wherein the outer ballistic model calculates the projectile flight trajectory according to the muzzle position, muzzle high-low direction/azimuth direction speed, laser spot position signal, environmental parameters of meteorological conditions, so as to obtain the time-position curve of the projectile.

6. The method for testing the shooting accuracy of the tank under the laboratory condition as claimed in claim 1, wherein the tank turret and the artillery are mounted on the six-degree-of-freedom motion platform through a race by using a real vehicle device, and the disturbance excitation of the real vehicle device, which is transmitted from a road surface to a vehicle body, is simulated by the six-degree-of-freedom motion platform.

7. The method for testing the firing accuracy of the tank under the laboratory condition as claimed in claim 1, wherein an inertial measuring device and an angle sensor are provided inside the turret.

8. The method for testing the firing accuracy of a tank under a laboratory condition as set forth in claim 7, wherein the operational parameters of the turret and the cannon are measured by an inertial measuring device and an angle sensor located inside the turret.

9. The method for testing the shooting accuracy of the tank under the laboratory condition as claimed in claim 1, wherein said laser sensing device measures a laser spot position signal in real time.

10. The method for testing the firing accuracy of tanks under laboratory conditions as claimed in claim 1, wherein the firing time of artillery is set by a test analysis and management module.

Technical Field

The invention belongs to the technical field of assault equipment performance test, and particularly relates to a tank shooting precision test method under a laboratory condition.

Background

For tank armored vehicles, the shooting precision is a main performance index, and if the tank shooting precision testing and verifying part can be used for replacing a field test in a laboratory environment, the tank armored vehicles have important economic value. In the past, the method of an actual vehicle field test is generally adopted for testing and verifying the tank shooting precision, but the actual vehicle field shooting test is difficult to organize, needs a lot of support personnel, and has a remarkable required period and test expenditure.

Disclosure of Invention

Technical problem to be solved

The technical problem to be solved by the invention is as follows: how to carry out the tank shooting precision test under the laboratory condition.

(II) technical scheme

In order to solve the technical problems, the invention provides a method for testing the shooting precision of a tank under the condition of a laboratory, wherein the method for testing the shooting precision of the tank is implemented based on a tank shooting precision testing system, and the tank shooting precision testing system comprises: the tank gun turret and gun, six-freedom-degree motion platform, simulation computer, simulation model, test analysis and management module, muzzle laser emission device and laser induction equipment; the simulation model comprises: the system comprises a road surface model, a tank dynamics model, a weapon control model, a target motion model and an outer ballistic model;

the method comprises the following steps:

step 1: the test analysis and management module is used for setting simulation working conditions;

step 2: the tank gun turret and the artillery provide control equipment for an operator, the operator transmits a control instruction interactively input through the control equipment to the simulation computer according to the simulation working condition, and meanwhile, the tank gun turret and the artillery also transmit the operation parameters of the gun turret and the artillery to the simulation computer;

and step 3: loading the simulation model on a simulation computer, and resolving the simulation model by the simulation computer according to the operating instruction and the operating parameters of the gun turret and the gun to generate a gun turret turning azimuth angle, a gun pitch angle and a seat ring posture; and the simulation computer comprehensively forms a turret and artillery turning instruction according to the turret turning azimuth angle and the artillery pitch angle and sends the turret and artillery turning instruction to the tank turret and artillery; the simulation computer forms a road surface excitation simulation instruction according to the posture of the seat ring and sends the road surface excitation simulation instruction to the six-degree-of-freedom motion platform;

and 4, step 4: the six-degree-of-freedom motion platform receives a road surface excitation simulation instruction and controls the six-degree-of-freedom platform to realize seat ring attitude simulation;

and 5: the tank gun turret and the artillery receive the gun turret and artillery transfer instruction, the artillery transfer is executed, and the muzzle acceleration sensor sends muzzle acceleration signals to the simulation computer;

step 6: gun muzzle laser emitting devices on a tank gun turret and a gun always emit laser to laser sensing equipment which is at a fixed distance from a six-degree-of-freedom motion platform, and the laser sensing equipment sends laser spot position signals to an emulation computer;

and 7: the simulation computer receives the laser spot position signal and the muzzle acceleration signal, calculates the position of the muzzle and the muzzle high-low direction/azimuth direction speed according to the geometric relation, and calculates the time-position curve of the cannonball according to the simulation model;

and 8: and comparing the time-position curve of the cannonball with the target motion model by the simulation computer, calculating the miss distance of the cannonball, and obtaining a tank shooting precision test result.

And the simulation computer generates the seat ring posture by resolving a road surface model and a tank kinetic model.

And the simulation computer generates a turret turning azimuth angle and an artillery pitch angle by resolving a weapon control model.

And calculating to obtain a time-position curve of the cannonball by the simulation computer through calculating an outer ballistic model.

And the outer ballistic model calculates the flying ballistic of the cannonball according to the muzzle position, the muzzle high-low direction/azimuth speed, the laser spot position signal and the environmental parameters of meteorological conditions, so as to obtain the time-position curve of the cannonball.

The tank gun tower and the gun are mounted on the six-freedom-degree motion platform through a seat ring by adopting real vehicle equipment, and the interference excitation transmitted from a road surface to a vehicle body, which is borne by the real vehicle equipment, is simulated by the six-freedom-degree motion platform.

Wherein, the inside inertia measuring device, angle sensor that are provided with of gun turret.

The operating parameters of the gun turret and the artillery are measured by an inertia measuring device and an angle sensor which are positioned in the gun turret.

And the laser sensing equipment measures laser spot position signals in real time.

Wherein, the shooting time of the artillery is set by the test analysis and management module.

(III) advantageous effects

Compared with the prior art, the invention provides the tank shooting precision testing method under the laboratory condition, which can be used for testing and verifying the tank shooting precision, can shorten the tank development period and reduce the outlay shooting test expenses.

Drawings

Fig. 1 is a schematic diagram of a tank shooting accuracy testing system.

Fig. 2 is a schematic diagram of a tank shooting precision testing method.

Detailed Description

In order to make the objects, contents, and advantages of the present invention clearer, the following detailed description of the embodiments of the present invention will be made in conjunction with the accompanying drawings and examples.

In order to solve the technical problems, the invention provides a method for testing the shooting precision of a tank under the condition of a laboratory, wherein the method for testing the shooting precision of the tank is implemented based on a tank shooting precision testing system, and the tank shooting precision testing system comprises: the tank gun turret and gun, six-freedom-degree motion platform, simulation computer, simulation model, test analysis and management module, muzzle laser emission device and laser induction equipment; the simulation model comprises: the system comprises a road surface model, a tank dynamics model, a weapon control model, a target motion model and an outer ballistic model;

the method comprises the following steps:

step 1: the test analysis and management module is used for setting simulation working conditions;

step 2: the tank gun turret and the artillery provide control equipment for an operator, the operator transmits a control instruction interactively input through the control equipment to the simulation computer according to the simulation working condition, and meanwhile, the tank gun turret and the artillery also transmit the operation parameters of the gun turret and the artillery to the simulation computer;

and step 3: loading the simulation model on a simulation computer, and resolving the simulation model by the simulation computer according to the operating instruction and the operating parameters of the gun turret and the gun to generate a gun turret turning azimuth angle, a gun pitch angle and a seat ring posture; and the simulation computer comprehensively forms a turret and artillery turning instruction according to the turret turning azimuth angle and the artillery pitch angle and sends the turret and artillery turning instruction to the tank turret and artillery; the simulation computer forms a road surface excitation simulation instruction according to the posture of the seat ring and sends the road surface excitation simulation instruction to the six-degree-of-freedom motion platform;

and 4, step 4: the six-degree-of-freedom motion platform receives a road surface excitation simulation instruction and controls the six-degree-of-freedom platform to realize seat ring attitude simulation;

and 5: the tank gun turret and the artillery receive the gun turret and artillery transfer instruction, the artillery transfer is executed, and the muzzle acceleration sensor sends muzzle acceleration signals to the simulation computer;

step 6: gun muzzle laser emitting devices on a tank gun turret and a gun always emit laser to laser sensing equipment which is at a fixed distance from a six-degree-of-freedom motion platform, and the laser sensing equipment sends laser spot position signals to an emulation computer;

and 7: the simulation computer receives the laser spot position signal and the muzzle acceleration signal, calculates the position of the muzzle and the muzzle high-low direction/azimuth direction speed according to the geometric relation, and calculates the time-position curve of the cannonball according to the simulation model;

and 8: and comparing the time-position curve of the cannonball with the target motion model by the simulation computer, calculating the miss distance of the cannonball, and obtaining a tank shooting precision test result.

And the simulation computer generates the seat ring posture by resolving a road surface model and a tank kinetic model.

And the simulation computer generates a turret turning azimuth angle and an artillery pitch angle by resolving a weapon control model.

And calculating to obtain a time-position curve of the cannonball by the simulation computer through calculating an outer ballistic model.

And the outer ballistic model calculates the flying ballistic of the cannonball according to the muzzle position, the muzzle high-low direction/azimuth speed, the laser spot position signal and the environmental parameters of meteorological conditions, so as to obtain the time-position curve of the cannonball.

The tank gun tower and the gun are mounted on the six-freedom-degree motion platform through a seat ring by adopting real vehicle equipment, and the interference excitation transmitted from a road surface to a vehicle body, which is borne by the real vehicle equipment, is simulated by the six-freedom-degree motion platform.

Wherein, the inside inertia measuring device, angle sensor that are provided with of gun turret.

The operating parameters of the gun turret and the artillery are measured by an inertia measuring device and an angle sensor which are positioned in the gun turret.

And the laser sensing equipment measures laser spot position signals in real time.

Wherein, the shooting time of the artillery is set by the test analysis and management module.

Example 1

In this embodiment, as shown in fig. 1 and fig. 2, the tank shooting accuracy test system under the laboratory conditions is as follows:

1) the artillery and the gun turret are arranged on the six-freedom-degree motion platform by adopting real vehicle equipment through a seat ring, and the interference excitation of the real vehicle gun turret, which is transmitted to the vehicle body from the road surface, is simulated by the six-freedom-degree motion platform

2) The road surface excitation simulation instruction of the six-freedom-degree motion platform is generated by the simulation computer through the calculation of a tank dynamics model and a road surface model

3) The transfer instructions of the gun turret and the artillery are calculated and generated by an emulation computer through a weapon control model, and the weapon control model receives attitude operation parameters of the gun turret and the artillery; wherein, the operational parameters of the turret and the artillery are measured by the weapon control system through an inertia measuring device and an angle sensor which are positioned in the turret

4) Laser emission device and vibration acceleration sensor are installed to the gun muzzle, and laser response equipment has been arranged in gun turret and gun muzzle the place ahead, and laser emission device moves along with the gun, and laser spot position can be measured in real time to laser response equipment. The position, height direction/azimuth direction speed of the muzzle can be calculated according to the laser spot position and the distance between the muzzle and the laser sensing equipment

5) The outer ballistic model calculates the flying ballistic trajectory of the cannonball according to the muzzle position, muzzle high-low direction/azimuth direction speed, laser spot position, meteorological conditions and other environmental parameters

6) Calculating the target hitting situation of the cannonball by comparing the target position parameter with the cannonball flight trajectory data

7) The shooting time can be set by a test analysis and management module, the target position is calculated and generated by a target motion model, the shooting test is repeated for more than a plurality of times, and the shooting precision of the tank can be counted.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.