A lightweight three-axis target simulation test equipment

Abstract

The present invention belongs to the field of simulation test of target guidance device, and specifically relates to a light three-axis target simulation test equipment. A miniaturized target guidance device and a composite target simulator are arranged relatively to each other. The miniaturized target guidance device is arranged on the upper part of a rolling table module, and the composite target simulator is arranged above a pitching table module through a mounting plate. The pitching table module is arranged on a yaw turntable module, and the rotation axis of the pitching table module is located on the rotation axis of the yaw turntable. The intersection of the motion axes of the yaw turntable module and the pitching table module coincides with the spherical geometric center of the miniaturized guidance device. The rolling table module drives the miniaturized target guidance device to perform rolling motion, and the yaw turntable module and the pitching table module drive the composite target simulator to perform pitching and horizontal swinging, so as to provide a simulated target capable of three-dimensional movement for the miniaturized target guidance device, thereby ensuring the motion accuracy and greatly reducing the overall size and cost of the simulation test equipment.

Description

Technical Field

[0001] The invention belongs to the field of simulation testing of a target guidance device, and in particular relates to a light three-axis target simulation testing device. Background Art

[0002] In recent years, with the development of aviation vehicles towards miniaturization and unmanned operation, various types of miniaturized airborne electrical equipment have been more widely used, among which miniaturized target guidance devices are becoming more and more common. The target guidance device is the core detection component of the unmanned aerial vehicle and the eyes of the entire aircraft. The performance and debugging of the target guidance device are extremely important. Most of the existing target simulation equipment is suitable for large target guidance devices, and most of them adopt a gantry frame structure. Its advantages are high precision and good rigidity, and its disadvantages are high price, heavy weight and large volume. Therefore, it is necessary to design a lightweight target simulation device for testing miniaturized target guidance devices, providing them with a simulated target, and the target can move in three dimensions. Summary of the invention

[0003] In order to solve the problems in the background technology, the present invention discloses a lightweight three-axis target simulation test equipment, which can provide a simulated target that can move in three dimensions for a miniaturized target guidance device, thereby ensuring motion accuracy while greatly reducing the overall size and cost of the simulation test equipment.

[0004] In order to achieve the above-mentioned invention object, the present invention adopts the following technical solutions:

[0005] A light three-axis target simulation test device comprises a composite target simulator and a three-axis motion mechanism, wherein the three-axis motion mechanism comprises a miniaturized target guide device, a roll table module, a pitch table module, a yaw turntable module, a mounting plate and a moving seat, wherein the yaw turntable module and the roll table module are arranged at intervals on the left and right, the pitch table module is arranged on the yaw turntable module, and the rotation axis of the pitch table module is located on the rotation axis of the yaw turntable, the mounting plate is arranged above the pitch table module, one end of the mounting plate is detachably connected to the working table of the pitch table module, and the mounting plate at the other end of the mounting plate is detachably connected to the working table of the pitch table module. A composite target simulator is detachably connected to the upper part, and the optical axis of the composite target simulator coincides with the rotation axis of the pitch table module. A miniaturized target guidance device is detachably connected to the upper part of the roll table module toward the side of the composite target simulator. Under the action of the roll table module, the miniaturized target guidance device can rotate 360 ​​degrees, and the spherical geometric center of the miniaturized target guidance device coincides with the rotation axis of the pitch table module. The bottom of the roll table module is slidably connected to a movable seat extending along the left and right directions, and the distance between the roll table module and the yaw table module can be adjusted.

[0006] Furthermore, the rolling table module includes a rotating docking flange, an outer shell, a synchronous belt transmission system and a rolling drive motor arranged in the outer shell. One end of the rotating docking flange is rotatably connected to the synchronous belt transmission system, and the other end of the rotating docking flange extends toward the direction of the composite target simulator for docking with the miniaturized target guide device. The rolling drive motor drives the rotating docking flange to rotate 360 ​​degrees through the synchronous belt transmission system. The rotation of the rotating docking flange drives the miniaturized target guide device to rotate synchronously, and when the miniaturized target guide device rotates, the optical axis of the composite target simulator always points to the spherical geometric center of the miniaturized target guide device.

[0007] Furthermore, the pitch platform module can drive the composite target simulator to perform pitch motion with the rotation axis of the pitch platform module as the center. The range of the pitch and elevation angles is ±28 degrees. When the composite target simulator performs pitch motion, the optical axis of the composite target simulator always points to the axis center of the rotation axis of the pitch platform module.

[0008] Furthermore, the yaw turntable module drives the composite target simulator to swing horizontally with the rotation axis of the yaw turntable as the center. The range of positive yaw angle and negative yaw angle is ±45 degrees. When the composite target simulator swings horizontally, the optical axis of the composite target simulator always points to the axis center of the rotation axis of the yaw turntable module.

[0009] Furthermore, the rotation axes of the yaw turntable module and the pitch table module intersect vertically, and the intersection coincides with the spherical geometric center of the miniaturized target guidance device.

[0010] Furthermore, it also includes a horizontally arranged base, on which the yaw turntable module and the moving seat are respectively arranged, and walking wheels with locking function are detachably connected to the four bottom corners of the base through brackets and connectors.

[0011] Compared with the prior art, the present invention has the following beneficial effects:

[0012] The light three-axis target simulation test equipment of the present invention comprises a composite target simulator and a three-axis motion mechanism, wherein the three-axis motion mechanism comprises a miniaturized target guiding device, a rolling table module, a pitching table module, a yaw turntable module, a mounting plate and a moving seat, wherein the miniaturized target guiding device and the composite target simulator are arranged relatively to each other, wherein the miniaturized target guiding device is arranged on the upper part of the rolling table module, wherein the composite target simulator is arranged above the pitching table module through the mounting plate, wherein the pitching table module is arranged on the yaw turntable module, wherein the rotation axis of the pitching table module is located on the rotation axis of the yaw turntable, wherein the yaw turntable module is arranged on the upper part of the rolling table module, wherein the yaw turntable module is arranged on the upper part of the pitching ... The intersection of the motion axes of the turntable module and the pitch table module coincides with the spherical geometric center of the miniaturized guidance device. The roll table module drives the miniaturized target guidance device to perform roll motion, and the yaw turntable module and the pitch table module drive the composite target simulator to perform pitch and horizontal swing. The present invention has a compact structure, small size, light weight, and high precision. It is used for testing and debugging of miniaturized target guidance devices. It can provide a simulated target that can perform three-dimensional movement for the miniaturized target guidance device, which ensures motion accuracy while greatly reducing the overall size and cost of the simulation test equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a side structural schematic diagram of the present invention;

[0014] Figure 2 It is a schematic diagram of the top view of the structure of the present invention;

[0015] Figure 3 It is a schematic diagram of the pitch angle action of the target simulation device in the present invention;

[0016] Figure 4 It is a schematic diagram of the elevation action of the target simulation device in the present invention;

[0017] Figure 5 It is a schematic diagram of the positive yaw angle action of the target simulation device in the present invention;

[0018] Figure 6 It is a schematic diagram of the negative yaw angle action of the target simulation device in the present invention;

[0019] Figure 7 yes Figure 1 A schematic diagram of the structure of the rolling table module;

[0020] Figure 8 It is a three-dimensional structural schematic diagram of the present invention;

[0021] In the above figure: 1-composite target simulator; 2-miniaturized target guidance device; 3-roll table module; 31-rotating docking flange; 32-synchronous belt transmission system; 33-roll drive motor; 34-housing; 4-pitch table module; 5-yaw turntable module; 6-mounting plate; 7-base; 8-moving seat; 9-travel wheel. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0023] Combined with Figure 1 -Attached Figure 8 The invention discloses a light three-axis target simulation test device, comprising a composite target simulator 1 and a three-axis motion mechanism, wherein the three-axis motion mechanism comprises a miniaturized target guide device 2, a roll table module 3, a pitch table module 4, a yaw table module 5, a mounting plate 6, a base 7 and a moving seat 8, wherein the base 7 is horizontally arranged, the yaw table module 5 and the moving seat 8 are respectively arranged on the base 7, the yaw table module 5 and the roll table module 3 are arranged at a left-right interval, and the bottom of the roll table module 3 is connected to the rolling table module 3 extending in the left-right direction. The movable seat 8 is set to be slidably connected. It should be noted here that the rolling table module 3 is slidably connected to the moving seat 8 through the matching guide rails and guide grooves. A locking nut is also set on the outer side of the moving seat 8 for positioning and fixing the rolling table module 3. The rolling table module 3 slides left and right along the moving seat 8 to adjust the distance between the yaw turntable module 5 and the rolling table module 3. The pitch table module 4 is set on the yaw turntable module 5, and the rotation axis of the pitch table module 4 is located on the rotation axis of the yaw turntable. The mounting plate 6 is arranged above the pitch platform module 4, one end of the mounting plate 6 is detachably connected to the working table of the pitch platform module 4, and a composite target simulator 1 is detachably connected to the upper part of the other end of the mounting plate 6, the optical axis of the composite target simulator 1 coincides with the rotation axis of the pitch platform module 4, and a miniaturized target guidance device 2 is detachably connected to the upper part of the rolling platform module 3 toward the side of the composite target simulator 1, under the action of the rolling platform module 3, the miniaturized target guidance device 2 can rotate 360 ​​degrees, and the spherical geometric center of the miniaturized target guidance device 2 coincides with the rotation axis of the pitch platform module 4, and walking wheels 9 with locking function are detachably connected to the four corners of the bottom of the base 7 through brackets and connecting parts respectively, and the walking wheels 9 can conveniently drive the base 7 and the light three-axis target simulation test equipment arranged on the base 7 to move together. The pitch platform module 4 and the yaw turntable module 5 in this device are both existing equipment, so the structures of the pitch platform module 4 and the yaw turntable module 5 are not introduced in detail.

[0024] The rolling table module 3 includes a rotating docking flange 31, a shell 34, a synchronous belt transmission system 32 and a rolling drive motor 33 arranged in the shell 34. One end of the rotating docking flange 31 is rotatably connected to the synchronous belt transmission system 32, and the other end of the rotating docking flange 31 extends toward the direction of the composite target simulator 1 for docking with the miniaturized target guide device 2. The rolling drive motor 33 drives the rotating docking flange 31 to rotate 360 ​​degrees on the vertical plane through the synchronous belt transmission system 32. The rotation of the rotating docking flange 31 drives the miniaturized target guide device 2 to rotate synchronously, and when the miniaturized target guide device 2 rotates, the optical axis of the composite target simulator 1 always points to the spherical geometric center of the miniaturized target guide device 2.

[0025] The pitch platform module 4 can drive the compound target simulator 1 to perform pitch motion with the rotation axis of the pitch platform module 4 as the center. The range of the pitch angle and the elevation angle is ±28 degrees. The effect is better when the range of the pitch angle and the elevation angle is ±25 degrees. When the compound target simulator 1 performs pitch motion, the optical axis of the compound target simulator 1 always points to the axis center of the rotation axis of the pitch platform module 4.

[0026] The yaw turntable module 5 drives the compound target simulator 1 to swing horizontally with the rotation axis of the yaw turntable as the center. The range of positive yaw angle and negative yaw angle is ±45 degrees. When the compound target simulator 1 swings horizontally, the optical axis of the compound target simulator 1 always points to the axis center of the rotation axis of the yaw turntable module 5.

[0027] The rotation axes of the yaw turntable module 5 and the pitch stage module 4 intersect vertically, and the intersection coincides with the spherical geometric center of the miniaturized target guidance device.

[0028] The working process of the present invention is as follows:

[0029] A) The miniaturized target guiding device 2 is mounted on the rolling table module 3, and the optical axis of the composite target simulator 1 is always directed toward the miniaturized target guiding device 2, and a simulated target can be provided;

[0030] B) Through the control of the control system, the simulated target, driven by the pitch platform module 4, can achieve pitch motion relative to the miniaturized target guidance device 2;

[0031] C) The simulated target is driven by the yaw turntable module 5 to perform yaw motion relative to the miniaturized target guidance device 2;

[0032] D) The rolling platform module 3 can drive the miniaturized target guidance device 2 to rotate and realize rolling motion relative to the simulated target.

[0033] In the description of the present invention, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "front", "back" and the like indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present invention. In the present invention, it should also be noted that the terms "installation" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, an integrally formed connection, a mechanical connection, or an indirect connection through an intermediate medium, and the specific meaning of the terms in this utility model can be understood according to the specific circumstances.

[0034] It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the appended claims rather than the above description, and therefore it is intended that all changes within the meaning and scope of the equivalent elements of the claims are included in the present invention, and any figure marks in the claims should not be regarded as limiting the claims involved.

Claims

1. A lightweight three-axis target simulation test device, characterized by: The invention comprises a composite target simulator and a three-axis motion mechanism, wherein the three-axis motion mechanism comprises a miniaturized target guidance device, a roll table module, a pitch table module, a yaw turntable module, a mounting plate and a moving seat, wherein the yaw turntable module and the roll table module are arranged at intervals on the left and right, the pitch table module is arranged on the yaw turntable module, and the rotation axis of the pitch table module is located on the rotation axis of the yaw turntable, the mounting plate is arranged above the pitch table module, one end of the mounting plate is detachably connected to the working table of the pitch table module, and a mounting plate is detachably connected to the upper part of the other end of the mounting plate A composite target simulator, wherein the optical axis of the composite target simulator coincides with the rotation axis of the pitch table module, a miniaturized target guidance device is detachably connected to the upper part of the roll table module on the side facing the composite target simulator, the miniaturized target guidance device can rotate 360 ​​degrees under the action of the roll table module, the spherical geometric center of the miniaturized target guidance device coincides with the rotation axis of the pitch table module, the bottom of the roll table module is slidably connected to a movable seat extending along the left and right directions, and the distance between the roll table module and the yaw table module can be adjusted.

2. A lightweight three-axis target simulation test device according to claim 1, characterized in that: The rolling table module includes a rotating docking flange, an outer shell, a synchronous belt transmission system and a rolling drive motor arranged in the outer shell. One end of the rotating docking flange is rotatably connected to the synchronous belt transmission system, and the other end of the rotating docking flange extends toward the direction of the composite target simulator for docking with a miniaturized target guidance device. The rolling drive motor drives the rotating docking flange to rotate 360 ​​degrees through the synchronous belt transmission system. The rotation of the rotating docking flange drives the miniaturized target guidance device to rotate synchronously, and when the miniaturized target guidance device rotates, the optical axis of the composite target simulator always points to the spherical geometric center of the miniaturized target guidance device.

3. A lightweight three-axis target simulation test device according to claim 2, characterized in that: The pitch platform module can drive the composite target simulator to perform pitch motion with the rotation axis of the pitch platform module as the center. The range of the pitch and elevation angles is ±28 degrees. When the composite target simulator performs pitch motion, the optical axis of the composite target simulator always points to the axis center of the rotation axis of the pitch platform module.

4. A lightweight three-axis target simulation test device according to claim 2, characterized in that: The yaw turntable module drives the composite target simulator to swing horizontally with the rotation axis of the yaw turntable as the center. The range of positive yaw angle and negative yaw angle is ±45 degrees. When the composite target simulator swings horizontally, the optical axis of the composite target simulator always points to the axis center of the rotation axis of the yaw turntable module.

5. A lightweight three-axis target simulation test device according to claim 3 or 4, characterized in that: The rotation axes of the yaw turntable module and the pitch table module intersect vertically, and the intersection coincides with the spherical geometric center of the miniaturized target guidance device.

6. A lightweight three-axis target simulation test device according to claim 5, characterized in that: It also includes a horizontally arranged base, on which the yaw turntable module and the moving seat are respectively arranged, and the four bottom corners of the base are detachably connected with walking wheels with a locking function through brackets and connectors.

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