CN107902106A - Unmanned apparatus test device - Google Patents

Abstract

The invention discloses unmanned apparatus test device.The unmanned apparatus test device includes：Bottom base；Top base, the top base are used to connect unmanned plane；Telescopic rod, the quantity of the telescopic rod is at least two, and described telescopic rod one end is pivotally connected the bottom base, and the other end is pivotally connected the top base；Driving part, one telescopic rod of each driving part driving lifts and horizontal movement；Controller, the controller connect the driving part, for controlling the driving part to drive the telescopic rod movement.Unmanned apparatus test device of the present invention, can simulate real flight environment of vehicle so that the data of unmanned plane measurement are more accurate, are more suitable for every field use.

Description

UAV test device

technical field

The invention relates to the technical field of unmanned aerial vehicle testing, in particular to an unmanned aerial vehicle testing device.

Background technique

With the development of drone technology, more and more industries have begun to use drones for related operations. With the popularity of UAV applications, the testing of various parameters of UAVs has become very important, which directly affects the effectiveness of data collected during operations.

At present, in the UAV test, parameters such as vibration and acceleration are more important, and the flight process of the UAV is generally simulated for testing. The current test method is generally realized by simulating horizontal and lifting displacements. However, the UAV is affected by various factors during the flight process, and its flight process is very complicated. The current test methods cannot simulate the real flight environment, resulting in a large error in the test results, which directly affects the performance of the UAV. application.

Contents of the invention

Based on this, the present invention provides an unmanned aerial vehicle testing device capable of simulating a real flight environment.

In order to realize the purpose of the present invention, the present invention adopts following technical scheme:

A drone testing device, comprising:

lower base;

an upper base, the upper base is used to connect the drone;

There are at least two telescopic rods, one end of which is pivotally connected to the lower base, and the other end is pivotally connected to the upper base;

drive components, each of which drives a telescopic rod to move;

A controller, the controller is connected to the drive part and is used to control the drive part to be turned on or off.

The above-mentioned UAV test device uses a telescopic rod to pivotally connect the upper base of the measurement, and drives the telescopic rod to expand and contract up and down, left and right, and obliquely through the driving parts, so that the test bench can achieve horizontal 90-degree rotation, left and right 45-degree inclination and Z Axis lifting, can simulate the actual real flight environment, can install various measuring instruments, more accurately measure various performances of UAVs, and the measurement data is accurate, which has a great impact on the development of UAV mounting and flight control. meaning.

In some of the embodiments, the UAV testing device further includes a measurement module, and the measurement module is arranged on the upper base. The measurement module can meet the measurement of flight frequency, and measure the vibration frequency of the X, Y, and Z axes of the drone.

In some embodiments, the upper base is connected with an adapter board, and the measurement module is installed on the upper base. The adapter board can connect the UAV more conveniently, which is beneficial to the installation and testing of the UAV.

In some of the embodiments, the measurement module is a vibration measurement module for measuring vibration data of X, Y, and Z axes.

In some of these embodiments, the telescopic rod is a cylinder, the cylinder seat of the cylinder is pivotally connected to the lower base, and the piston rod of the cylinder is pivotally connected to the upper base; the driving component is a gas container .

In some of these embodiments, the telescopic rod is a hydraulic cylinder, the cylinder seat of the hydraulic cylinder is pivotally connected to the lower base, and the piston rod of the hydraulic cylinder is pivotally connected to the upper base; the driving part For pressure oil container.

In some of these embodiments, the upper base includes three support blocks, and the first ends of the three support blocks are connected together to form a Y-shaped upper base. The Y-shaped upper base can more accurately simulate the rotation, tilting and lifting process.

In some of the embodiments, the number of the telescopic rods is three, and each of the telescopic rods is pivotally connected to the second end of the support block.

In some of these embodiments, the number of the telescopic rods is six, and every two telescopic rods are pivotally connected to the second end of a support block.

In some of the embodiments, the telescopic rod is respectively pivotally connected to the upper base and the lower base through a universal joint. The universal coupling connects the telescopic rod, so that the telescopic rod can move more freely at multiple angles.

Description of drawings

Fig. 1 is a schematic structural diagram of a UAV testing device described in a preferred embodiment of the present invention.

Detailed ways

In order to facilitate the understanding of the present invention, the following will describe the present invention more fully. However, the present invention can be embodied in many different forms and is not limited to the embodiments described herein. On the contrary, these embodiments are provided to make the understanding of the disclosure of the present invention more thorough and comprehensive.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field of the invention. The terms used herein in the description of the present invention are for the purpose of describing specific embodiments only, and are not intended to limit the present invention.

The UAV test device of the present invention is used to simulate the flight environment of the UAV, such as horizontal and vertical displacement, so as to test parameters such as vibration and acceleration in the UAV aircraft process.

Please refer to Fig. 1, described unmanned aerial vehicle testing device, comprises lower base 10, upper base 20, the telescoping rod 30 that pivotally connects upper base 10 and lower base 20, drives the driving part that telescopic rod 30 moves ( not shown) and a controller that controls the opening or closing of the driving part. The lower base 10 is used to support the whole device; the upper base 20 is used to connect the drone and install the test module, so as to test the corresponding parameters of the drone through the test module; the length of the telescopic rod 30 can be changed by stretching, As a result, the upper base 20 is driven up and down, horizontally moved and twisted up and down, so as to more accurately simulate the real flying environment.

Wherein the lower base 10 is arranged in a Y shape, which can correspond to the upper base 20, and can save unnecessary materials, save the production cost of the whole device, and reduce the weight of the device.

The upper base 20 includes three supporting blocks 21 , and the first ends of the three supporting blocks 21 are connected together to form a Y-shaped upper base 20 . The Y-shaped upper base 20 can more accurately simulate the process of rotation, tilting and lifting, and is lighter in weight, making it easier for the telescopic rod 30 to push.

Further, the upper base 20 is connected with an adapter plate 50, which can be more conveniently connected to the drone, which is beneficial to the installation and testing of the drone. The adapter plate 50 is made of lightweight materials.

In other embodiments, the upper base 20 can also be arranged in a flat shape, which makes it more convenient to connect the drone without adding the connecting plate 50 in the middle. But at this time, the upper base 20 should be made of lightweight materials to reduce the pushing burden of the telescopic rod 30 .

Set the measurement module on the upper base 20 or the adapter plate 50. After the device is connected to the drone, the measurement module is located at the bottom of the drone. The measurement module can meet the measurement of the flight frequency and measure the X, Y, and Z of the drone. The relevant parameters of the three axes. In this embodiment, a vibration measurement module 40 is provided in the middle of the adapter plate 50 or the upper base 20. After the UAV is connected, the vibration measurement module 40 is located at the bottom of the UAV, and can measure X, Y, Z. Vibration data of the axes.

The above measurement module can also be an acceleration measurement module, which is used to measure the acceleration parameters of the drone. It can also be other measurement modules, all of which can be adapted to the device.

There are at least two telescopic rods 30 , and the upper base 20 is pushed to move by the two telescopic rods 20 . Two telescopic rods 20 are oppositely arranged.

In one of the embodiments, corresponding to the structure of the upper base 20, the number of telescopic rods 30 is three, and each telescopic rod 30 is pivotally connected to the second end of a support block 21, so that the three telescopic rods 30 respectively push the upper The three ends of the base 20 are used to push the upper base 20 to move.

In this embodiment, the number of telescopic rods 30 is six, and every two telescopic rods 30 are pivotally connected to the second end of a support block 21, so that the three ends of the upper base 20 are respectively pushed by the six telescopic rods 30, Pushing the upper base 20 to move in this way can increase the power to push the upper base 20 and make the device work better.

Optionally, the telescopic rod 30 is pivotally connected to the upper base 20 and the lower base 10 respectively through a universal joint 31, that is, the top of the lower base 10 and the bottom of the upper base 20 are respectively connected to the universal joint 31 , the telescopic rod 30 moves towards various directions through the universal joint 31 . The universal joint 31 is connected to the telescopic rod, so that the telescopic rod can move more freely at multiple angles.

In other embodiments, the telescopic rod 30 can also be connected to the upper base 20 and the lower base 10 of the hinge through connecting pins, etc., in order to achieve pivotal connection, not limited to the way of pivotal connection.

The telescopic rod 30 is a rod-shaped part that can realize telescopic expansion and shortening, and is driven by the driving part to expand and contract.

In one of the embodiments, the telescopic rod 30 is a cylinder, and the cylinder 30 includes a cylinder base 32 and a piston rod 33. The universal coupling 31 is pivotally connected; correspondingly, the driving component is a gas container, and the controller can control the gas container to open, put the gas into the cylinder, and push the piston rod 33 to expand and contract.

In other embodiments, the telescopic rod 30 is a hydraulic cylinder, and the hydraulic cylinder includes a cylinder base and a piston rod. The cylinder base and the lower base 10 are pivotally connected through a universal joint 31, and the piston rod and the upper base 20 are connected through a universal joint. Correspondingly, the driving component is a pressure oil container, and the controller can control the pressure oil container to open, put the pressure oil into the hydraulic cylinder, and push the piston rod 33 to expand and contract.

Each driving part drives a telescopic rod 30 to perform lifting and horizontal movement, and the controller controls different driving parts respectively. The combination of different telescopic rod lifting and horizontal movement can also realize torsional movement

The above-mentioned UAV test device uses a telescopic rod to pivotally connect the upper base of the measurement, and drives the telescopic rod to expand and contract up and down, left and right, and obliquely through the driving parts, so that the test bench can achieve horizontal 90-degree rotation, left and right 45-degree inclination and Z Axis lifting, can simulate the actual real flight environment, can install various measuring instruments, more accurately measure various performances of UAVs, and the measurement data is accurate, which has a great impact on the development of UAV mounting and flight control. meaning.

The above-mentioned embodiments only express several implementation modes of the present invention, and the description thereof is relatively specific and detailed, but should not be construed as limiting the patent scope of the present invention. It should be pointed out that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the protection scope of the patent for the present invention should be based on the appended claims.

Claims (10)

1. A drone testing device, characterized in that, comprising: lower base; an upper base, the upper base is used to connect the drone; There are at least two telescopic rods, one end of which is pivotally connected to the lower base, and the other end is pivotally connected to the upper base; drive components, each of which drives a telescopic rod to move; A controller, the controller is connected to the drive part and is used to control the drive part to be turned on or off. 2. The unmanned aerial vehicle test device according to claim 1, wherein the unmanned aerial vehicle test device further comprises a measurement module, and the measurement module is arranged on the upper base. 3. The drone testing device according to claim 2, wherein the upper base is connected to an adapter plate, and the measurement module is installed on the upper base. 4. The unmanned aerial vehicle testing device according to any one of claims 1-3, wherein the measurement module is a vibration measurement module for measuring vibration data of three axes of X, Y, and Z. 5. The unmanned aerial vehicle test device according to claim 1, wherein the telescopic rod is a cylinder, the cylinder seat of the cylinder is pivotally connected to the lower base, and the piston rod of the cylinder is connected to the The upper base is pivotally connected; the driving part is a gas container. 6. The unmanned aerial vehicle testing device according to claim 1, wherein the telescopic rod is a hydraulic cylinder, the cylinder base of the hydraulic cylinder is pivotally connected to the lower base, and the piston rod of the hydraulic cylinder It is pivotally connected with the upper base; the driving part is a pressure oil container. 7. The drone testing device according to claim 1, wherein the upper base comprises three support blocks, and the first ends of the three support blocks are connected together to form a Y-shaped the upper base. 8 . The drone testing device according to claim 7 , wherein the number of the telescopic rods is three, and each of the telescopic rods is pivotally connected to a second end of the support block. 9 . The drone testing device according to claim 7 , wherein the number of the telescopic rods is six, and every two telescopic rods are pivotally connected to the second end of a support block. 10 . 10. The unmanned aerial vehicle testing device according to claim 1, wherein the telescopic rod is respectively pivotally connected to the upper base and the lower base through a universal joint.