Unmanned aerial vehicle suspension device test system

Abstract

The invention relates to the technical field of unmanned aerial vehicle suspension device testing, and discloses an unmanned aerial vehicle suspension device testing system which comprises a first supporting beam, a second supporting beam, a first driving assembly, a second driving assembly, a hanging mechanism, a controller and an observation device. The first driving assembly is arranged on the first supporting beam, the second supporting beam is connected to the first driving assembly, and the first driving assembly is used for driving the second supporting beam to move in the first direction. The second driving assembly is arranged on the second supporting beam, the hanging mechanism is arranged on the second driving assembly, the second driving assembly is used for driving the hanging mechanism to move in the second direction, and the unmanned aerial vehicle hanging device is arranged on the hanging mechanism. The rotating axis of the wire spool is parallel to the second direction. The observation device is used for monitoring the position of the load in the first direction, the second direction and the third direction. The first driving assembly, the second driving assembly and the observation device are all in communication connection with the controller.

Description

Technical Field

[0001] The present invention relates to the technical field of unmanned aerial vehicle suspension device testing, and in particular to an unmanned aerial vehicle suspension device testing system. Background Art

[0002] At present, when testing the suspension device used by drones, the suspension device with the load is generally installed directly on the drone for testing. As a result, accidents such as the drone or the load falling often occur during the test, and the safety of personnel and equipment is difficult to ensure.

[0003] Therefore, there is an urgent need for a UAV suspension device test system to solve the above problems. Summary of the invention

[0004] The purpose of the present invention is to provide a UAV suspension device test system to improve the test safety of the UAV suspension device.

[0005] To achieve this object, the present invention adopts the following technical solutions:

[0006] A UAV suspension device test system is used to test the UAV suspension device, the UAV suspension device comprises a winding drum, a first motor and a rope, the first motor is used to drive the winding drum to rotate to release or wind the rope, the bottom end of the rope is connected to a load, the UAV suspension device test system has a first direction, a second direction and a third direction which are perpendicular to each other, and comprises a first support beam, a second support beam, a first drive assembly, a second drive assembly, a hanging mechanism, a controller and an observation device;

[0007] The first driving assembly is disposed on the first supporting beam, the second supporting beam is connected to the first driving assembly, and the first driving assembly is used to drive the second supporting beam to move along the first direction;

[0008] The second driving assembly is arranged on the second supporting beam, the hanging mechanism is arranged on the second driving assembly, the second driving assembly is used to drive the hanging mechanism to move along the second direction, the UAV suspension device is arranged on the hanging mechanism, and the rotation axis of the winding drum is parallel to the second direction;

[0009] The observation device is used to monitor the position of the load along the first direction, the second direction and the third direction;

[0010] The first drive assembly, the second drive assembly and the observation device are all communicatively connected to the controller.

[0011] As an improvement of the above technical solution, two first support beams are provided, the two first support beams are arranged at intervals along the second direction, the first driving components are arranged in a one-to-one correspondence with the first support beams, and the two ends of the second support beam are respectively connected to the two first driving components.

[0012] As an improvement of the above technical solution, the first driving assembly includes a second motor, a first gear and a first rack;

[0013] The first support beam extends along the first direction, the first rack is fixedly disposed on the first support beam and extends along the first direction, the first gear is transmission-connected to the second motor, and the first gear is meshed with the first rack.

[0014] As an improvement of the above technical solution, the second driving assembly includes a third motor, a second gear, a second rack and a connecting member;

[0015] The second support beam extends along the second direction, the connecting member connects the third motor and the second support beam, the second rack is fixedly disposed on the second support beam and extends along the second direction, the second gear is transmission-connected to the third motor, and the second gear is meshed with the second rack.

[0016] As an improvement of the above technical solution, the connecting member includes a first limit plate, a second limit plate and a connecting shaft, the first limit plate and the second limit plate are arranged on both sides of the second support beam, and the connecting shaft connects the first limit plate and the second limit plate.

[0017] As an improvement of the above technical solution, the hanging mechanism includes a third drive component, the third drive component is arranged on the second drive component, the UAV suspension device is arranged on the third drive component, the third drive component is used to drive the UAV suspension device to rotate around a first axis, the rotation axis of the winding drum, the first direction and the second direction are all perpendicular to the first axis, and the third drive component is communicatively connected to the controller.

[0018] As an improvement of the above technical solution, the third driving assembly includes a fourth motor and a mounting frame;

[0019] The fourth motor is arranged on the second limiting plate, the mounting frame is drivingly connected to the fourth motor, the fourth motor can drive the mounting frame to rotate around the first axis, and the UAV suspension device is arranged on the mounting frame.

[0020] As an improvement of the above technical solution, the hanging mechanism also includes a fourth drive component, the fourth drive component is arranged on the mounting frame, the UAV suspension device is arranged on the fourth drive component, the third drive component can drive the fourth drive component to rotate around the first axis, and the UAV suspension device can rotate around the first axis with the fourth drive component, and the fourth drive component is used to drive the UAV suspension device to rotate around a second axis, and the second axis is parallel to the rotation axis of the winding drum.

[0021] As an improvement of the above technical solution, the fourth drive assembly includes two fifth motors, the mounting frame includes a left mounting frame and a right mounting frame, the left mounting frame and the right mounting frame are respectively arranged on both sides of the fourth motor, and the two fifth motors are respectively arranged on the left mounting frame and the right mounting frame, and the output shafts of the two fifth motors are both transmission-connected to the UAV suspension device, and the fifth motor can drive the UAV suspension device to rotate around the second axis.

[0022] As an improvement of the above technical solution, when a UAV suspension device test system is used to test the UAV suspension device, the controller controls the first drive component to drive the second support beam to move along the first direction, controls the second drive component to drive the suspension mechanism to move along the second direction and / or controls the first motor to drive the winding drum to rotate, and the controller collects the position of the suspension device and the position of the load.

[0023] Compared with the prior art, the present invention has the following beneficial effects:

[0024] The UAV suspension device test system of the present invention has a first drive component capable of driving the suspension mechanism to move in a first direction, and a second drive component capable of driving the suspension mechanism to move in a second direction, the first direction being perpendicular to the second direction, and the UAV suspension device is connected to the suspension mechanism, so that the UAV suspension device test system of the present invention can simulate the two-dimensional movement of the UAV in a horizontal plane, and then test the working conditions of the UAV suspension device in a horizontal two-dimensional motion state of the UAV, especially the swing angle of the rope of the UAV suspension device and the position change of the heavy object suspended by the UAV suspension device. By using the UAV suspension device test system to replace the UAV to conduct the UAV suspension device experiment, the occurrence of safety accidents such as the UAV falling can be avoided, thereby improving the test safety of the UAV suspension device. It will be understood by those skilled in the art that when the UAV suspension device test is conducted in the UAV suspension device test system, the controller can obtain the real-time position of the second support beam based on the initial position of the second support beam and the distance the second support beam moves along the first direction. Similarly, the controller can obtain the real-time position of the hanging mechanism based on the distance the hanging mechanism moves along the second direction and the initial position of the hanging mechanism. The observation device observes and records the position of the heavy object suspended by the UAV suspension device, and combined with the position of the hanging mechanism, it can determine the swing angle of the released part of the rope of the UAV suspension device and the position change of the heavy object suspended by the UAV suspension device. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 The structure of the UAV suspension device test system provided by the embodiment of the present invention is schematically shown. Figure 1 ;

[0026] Figure 2 yes Figure 1 Enlarged view of point A in the middle.

[0027] In the figure:

[0028] 1. The first support beam;

[0029] 11. A first guide groove;

[0030] 2. The second support beam;

[0031] 21. A second guide groove;

[0032] 3. First driving assembly; 31. Second motor; 32. First mounting plate; 33. First guide roller;

[0033] 4. Second driving assembly; 41. Third motor; 42. Connecting member; 421. First limiting plate; 422. Second limiting plate; 423. Connecting shaft; 424. Second guide roller;

[0034] 5. Suspension mechanism;

[0035] 51. third driving assembly; 511. fourth motor; 512. mounting frame;

[0036] 6. base; 61. bottom plate; 62. vertical beam;

[0037] 100. UAV suspension device; 1001. cable winding drum; 1002. bottom shell. DETAILED DESCRIPTION

[0038] The specific implementation of the present invention is further described in detail below in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0039] In the description of the present invention, unless otherwise clearly specified and limited, the terms "connected", "connected", and "fixed" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0040] In the present invention, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0041] In the description of this embodiment, the terms "upper", "lower", "right" and other directions or positional relationships are based on the directions or positional relationships shown in the drawings, and are only for the convenience of description and simplified operation, 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 limiting the present invention. In addition, the terms "first" and "second" are only used to distinguish in the description and have no special meaning.

[0042] like Figure 1 and Figure 2As shown, this embodiment provides a drone suspension device test system for testing a drone suspension device 100, which includes a winding drum 1001, a first motor, a rope, and a bottom shell 1002. The first motor is used to drive the winding drum 1001 to rotate to release or wind the rope, thereby adjusting the length of the rope released by the winding drum 1001. The bottom end of the rope is connected to a load. The drone suspension device test system has a first direction, a second direction, and a third direction that are perpendicular to each other. The winding drum 1001 and the first motor are both arranged in the bottom shell 1002. A wire hole is arranged at the bottom of the bottom shell 1002. The rope passes through the wire hole and extends to the bottom of the bottom shell 1002.

[0043] The UAV suspension device test system includes a first support beam 1, a second support beam 2, a first drive assembly 3, a second drive assembly 4 and a hanging mechanism 5. The first drive assembly 3 is arranged on the first support beam 1, the second support beam 2 is connected to the first drive assembly 3, and the first drive assembly 3 is used to drive the second support beam 2 to move in the first direction. The second drive assembly 4 is arranged on the second support beam 2, the hanging mechanism 5 is arranged on the second drive assembly 4, and the second drive assembly 4 is used to drive the hanging mechanism 5 to move in the second direction. The UAV suspension device 100 is arranged on the hanging mechanism 5, and the rotation axis of the winding drum 1001 is parallel to the second direction. The observation device is used to monitor the position of the load in the first direction, the second direction and the third direction. The first drive assembly 3, the second drive assembly 4 and the observation device are all connected to the controller in communication. In the UAV suspension device test system of this embodiment, when the UAV suspension device 100 is tested, the first direction and the second direction are both in the horizontal direction, and the third direction is in the vertical direction. The device capable of monitoring the position of the load is an existing device, and its specific structure and principle are not repeated here.

[0044] The drone suspension device test system provided in this embodiment has a first drive component 3 that can drive the suspension mechanism 5 to move in a first direction, and a second drive component 4 that can drive the suspension mechanism 5 to move in a second direction, the first direction being perpendicular to the second direction, and the drone suspension device 100 being connected to the suspension mechanism 5, so that the drone suspension device test system of this embodiment can simulate the two-dimensional movement of the drone in the horizontal plane, and then test the working conditions of the drone suspension device 100 in the horizontal two-dimensional motion state of the drone, especially the swing angle of the rope of the drone suspension device and the position change of the heavy object suspended by the drone suspension device 100. By using the drone suspension device test system to replace the drone to conduct the drone suspension device 100 experiment, the occurrence of safety accidents such as the drone falling can be avoided, thereby improving the test safety of the drone suspension device 100.

[0045] Those skilled in the art can understand that when the UAV suspension device 100 is tested in the UAV suspension device test system, the controller can obtain the real-time position of the second support beam 2 based on the initial position of the second support beam 2 and the distance the second support beam 2 moves along the first direction. Similarly, the controller can obtain the real-time position of the hanging mechanism 5 based on the distance the hanging mechanism 5 moves along the second direction and the initial position of the hanging mechanism 5 combined with the position of the second support beam 2. The observation device observes and records the position of the heavy object suspended by the UAV suspension device 100, and combined with the position of the hanging mechanism 5, it can determine the swing angle of the released part of the rope of the UAV suspension device 100 and the position change of the heavy object suspended by the UAV suspension device 100.

[0046] Optionally, the UAV suspension device test system provided in this embodiment also includes a base 6, the base 6 includes a bottom plate 61 and a vertical beam 62, two vertical beams 62 are arranged on the bottom plate 61 at intervals along the first direction, and two first support beams 1 are fixedly arranged on the two vertical beams 62 respectively.

[0047] Alternatively, if Figure 1 and Figure 2 As shown, two first support beams 1 are provided, and the two first support beams 1 are spaced apart along the second direction, the first driving components 3 are provided one-to-one with the first support beams 1, and the two ends of the second support beam 2 are respectively connected to the two first driving components 3. The two first support beams 1 cooperate with the two first driving components 3 to achieve stable support and drive of the second support beam 2.

[0048] Alternatively, if Figure 1 and Figure 2 As shown, the first driving assembly 3 includes a second motor 31, a first gear and a first rack. The first support beam 1 extends along the first direction, the first rack is fixedly arranged on the first support beam 1 and extends along the first direction, the first gear is transmission-connected with the second motor 31, and the first gear is meshed with the first rack. The second motor 31 drives the first gear to rotate, and the cooperation of the first gear and the first rack makes the second motor 31 and the first gear move along the first support beam 1, thereby driving the second support beam 2 to move along the extension direction of the first support beam 1.

[0049] Furthermore, if Figure 1 and Figure 2As shown, the first driving assembly 3 also includes a first mounting plate 32 and a first guide roller 33. The first mounting plate 32 is fixedly arranged on the housing of the second motor 31. The first guide roller 33 is rotatably arranged on the first mounting plate 32. The rotation axis of the first guide roller 33 extends along the second direction. A plurality of first guide rollers 33 are provided, and first guide rollers 33 are provided on both the upper and lower sides of the first support beam 1. The first support beam 1 is provided with a first guide groove 11 extending along the first direction at the top and bottom. The first rack is fixedly arranged at the bottom of the first guide groove 11 at the top of the first support beam 1. The first guide roller 33 located above the first support beam 1 is rollingly arranged in the first guide groove 11 at the top of the first support beam 1. The first guide roller 33 located below the first support beam 1 is rollingly arranged in the first guide groove 11 at the bottom of the first support beam 1. The movement of the second motor 31 and the drone suspension device 100 along the first direction is guided by the cooperation of the first guide roller 33 and the first guide groove 11.

[0050] Alternatively, if Figure 1 and Figure 2 As shown, the second driving assembly 4 includes a third motor 41, a second gear, a second rack and a connecting member 42. The second support beam 2 extends along the second direction, the connecting member 42 connects the third motor 41 and the second support beam 2, the second rack is fixedly arranged on the second support beam 2 and extends along the second direction, the second gear is transmission-connected to the third motor 41, and the second gear is meshed with the second rack.

[0051] Furthermore, if Figure 1 and Figure 2 As shown, the connecting member 42 includes a first limiting plate 421, a second limiting plate 422 and a connecting shaft 423. The first limiting plate 421 and the second limiting plate 422 are arranged on both sides of the second support beam 2, and the connecting shaft 423 connects the first limiting plate 421 and the second limiting plate 422. In this embodiment, the first limiting plate 421 is arranged on the upper side of the second support beam 2, and the second limiting plate 422 is arranged on the lower side of the second support beam 2. The housing of the third motor 41 is fixedly arranged on the first limiting plate 421. A plurality of connecting shafts 423 are arranged at intervals on both the front and rear sides of the second support beam 2.

[0052] Furthermore, if Figure 1 and Figure 2As shown, the connecting member 42 also includes a second guide roller 424, and the second guide roller 424 is rotatably arranged on the connecting shaft 423. The second guide grooves 21 are arranged on both the front and rear sides of the second support beam 2, and the second rack is fixedly arranged at the bottom of one of the second guide grooves 21. The second guide roller 424 located at the front side of the second support beam 2 is rolled in the second guide groove 21 at the front side of the second support beam 2, and the second guide roller 424 located at the rear side of the second support beam 2 is rolled in the second guide groove 21 at the rear side of the second support beam 2. The movement of the third motor 41 and the drone suspension device 100 along the second direction is guided by the cooperation between the second guide roller 424 and the second guide groove 21.

[0053] Alternatively, if Figure 1 and Figure 2 As shown, the hanging mechanism 5 includes a third driving assembly 51, which is arranged on the second driving assembly 4, and the UAV suspension device 100 is arranged on the third driving assembly 51. The third driving assembly 51 is used to drive the UAV suspension device 100 to rotate around the first axis. The rotation axis, the first direction and the second direction of the winding drum 1001 are all perpendicular to the first axis. The third driving assembly 51 is connected to the controller for communication. By setting the third driving assembly 51, the UAV suspension device test system can drive the UAV suspension device 100 to rotate around the first axis perpendicular to the horizontal plane, so as to simulate the yaw angle of the UAV through the first axis to test the influence of the UAV yaw angle on the UAV suspension device 100.

[0054] Furthermore, if Figure 1 and Figure 2 As shown, the third driving assembly 51 includes a fourth motor 511 and a mounting frame 512. The fourth motor 511 is arranged on the second limit plate 422, and the mounting frame 512 is in transmission connection with the fourth motor 511. The fourth motor 511 can drive the mounting frame 512 to rotate around the first axis, and the drone suspension device 100 is arranged on the mounting frame 512. The fourth motor 511 drives the drone suspension device 100 to rotate around the first axis through the mounting frame 512.

[0055] Optionally, the hanging mechanism 5 further includes a fourth drive assembly, which is arranged on the mounting frame 512, and the drone suspension device 100 is arranged on the fourth drive assembly. The third drive assembly 51 can drive the fourth drive assembly to rotate around the first axis, and the drone suspension device 100 can rotate around the first axis with the fourth drive assembly, and the fourth drive assembly is used to drive the drone suspension device 100 to rotate around the second axis, the second axis is parallel to the rotation axis of the winding drum 1001, and the second axis is parallel to the rotation axis of the winding drum 1001. By setting the fourth drive assembly, the drone suspension device test system can drive the drone suspension device 100 to rotate around the second axis parallel to the horizontal direction, so as to simulate the pitch angle of the drone through the second axis to test the influence of the drone pitch angle on the drone suspension device 100. Preferably, the second axis is colinear with the rotation axis of the winding drum 1001.

[0056] Further, the fourth driving assembly includes two fifth motors, the mounting frame 512 includes a left mounting frame and a right mounting frame, the left mounting frame and the right mounting frame are respectively arranged on both sides of the fourth motor 511, and the two fifth motors are respectively arranged on the left mounting frame and the right mounting frame, that is, a fifth motor is arranged on the left mounting frame, and a fifth motor is arranged on the right mounting frame, and the output shafts of the two fifth motors are both connected to the drone suspension device 100 in a transmission manner, and the fifth motor can drive the drone suspension device 100 to rotate around the second axis. The two fifth motors cooperate to drive the drone suspension device 100 to rotate around the second axis.

[0057] Furthermore, the drone suspension device test system of the present embodiment further includes a controller, and the first motor, the second motor 31, the third motor 41, the fourth motor 511 and the fifth motor are all connected to the controller in communication, and the operator controls the drone suspension device 100, the first drive assembly 3, the second drive assembly 4, the third drive assembly 51 and the fourth drive assembly through the controller to control the rope release length of the drone suspension device 100, the movement of the drone suspension device 100 along the first direction, the movement of the drone suspension device 100 along the second direction, the rotation of the drone suspension device 100 around the first axis and the rotation of the drone suspension device 100 around the second axis, so as to test the state of the drone suspension device 100 under various moving states of the drone and under different rope release lengths of the drone suspension device 100.

[0058] Furthermore, the drone suspension device test system of this embodiment also includes a power supply, which is used to supply power to the first motor, the second motor 31, the third motor 41, the fourth motor 511, the fifth motor, the controller and the observation device.

[0059] In summary, the UAV suspension device test system provided in this embodiment can simulate the two-dimensional movement of the UAV in the horizontal direction, and in the process of simulating the two-dimensional movement of the UAV in the horizontal direction, it can also drive the UAV suspension device 100 to rotate around the first axis yaw axis and the second axis pitch axis to simulate the influence of the UAV yaw angle and pitch angle on the UAV suspension device 100.

[0060] This embodiment also provides a method for testing a drone suspension device, which uses the drone suspension device testing system to test the drone suspension device 100, including:

[0061] S1. Turn on the power of the UAV suspension device test system and start the controller.

[0062] S2. Check the equipment connection, including checking whether the first drive assembly 3, the second drive assembly 4, the hanging mechanism 5, the controller and the observation device are working properly.

[0063] S3, initialize the controller, input the initial parameters of each component of the UAV suspension device test system, including the zero point position of each motor, the initial value of the length of the released part of the rope, the angle zero point of the suspension mechanism 5, etc. The angle zero point of the suspension mechanism 5 includes the yaw angle zero point and the pitch angle zero point.

[0064] S4. The controller controls the first drive component 3 to drive the second support beam 2 to move in the first direction, controls the second drive component 4 to drive the suspension mechanism 5 to move in the second direction, controls the first motor to drive the winding drum 1001 to rotate, controls the third drive component 51 to drive the UAV suspension device 100 to rotate around the first axis and / or drives the fourth drive device to drive the UAV suspension device 100 to rotate around the second axis. The controller collects the position of the suspension device, the rotation angle of the UAV suspension device 100 around the first axis, the length of the released part of the rope, the rotation angle of the UAV suspension device 100 around the second axis and the position of the load, so as to obtain the corresponding relationship between the swing angle of the released part of the rope and the length of the released part of the rope during the test, as well as other state parameters of the UAV suspension device 100, so as to facilitate the subsequent calculation of the UAV stability index and the drawing of the dynamic response curve.

[0065] S5. Save all raw data and processing results, and generate an experimental report.

[0066] S6. Turn off the power, unload the load and check whether the ropes, hanging mechanism 5, each motor and other equipment are worn out or need maintenance. Record the operation status of the UAV suspension device test system, including equipment failure, experimental abnormality, etc., and fill in the equipment use record form.

[0067] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and substitutions can be made without departing from the technical principles of the present invention. These improvements and substitutions should also be regarded as the scope of protection of the present invention.

Claims

1. A drone suspension device test system, used for testing a drone suspension device (100), the drone suspension device (100) comprising a winding drum (1001), a first motor (1002) and a rope, the first motor (1002) being used to drive the winding drum (1001) to rotate to release or wind the rope, a load being connected to the bottom end of the rope, the drone suspension device test system having a first direction, a second direction and a third direction which are perpendicular to each other, characterized in that: It comprises a first support beam (1), a second support beam (2), a first drive assembly (3), a second drive assembly (4), a hanging mechanism (5), a controller and an observation device; The first driving component (3) is arranged on the first supporting beam (1), the second supporting beam (2) is connected to the first driving component (3), and the first driving component (3) is used to drive the second supporting beam (2) to move along the first direction; The second driving component (4) is arranged on the second supporting beam (2), the hanging mechanism (5) is arranged on the second driving component (4), the second driving component (4) is used to drive the hanging mechanism (5) to move along the second direction, the drone suspension device (100) is arranged on the hanging mechanism (5), and the rotation axis of the winding drum (1001) is parallel to the second direction; The observation device is used to monitor the position of the load along the first direction, the second direction and the third direction; The first drive component (3), the second drive component (4) and the observation device are all communicatively connected to the controller.

2. The UAV suspension device test system according to claim 1, characterized in that: Two first support beams (1) are provided, and the two first support beams (1) are arranged at intervals along the second direction; the first drive components (3) are arranged in a one-to-one correspondence with the first support beams (1); and the two ends of the second support beam (2) are respectively connected to the two first drive components (3).

3. The UAV suspension device test system according to claim 2, characterized in that: The first driving assembly (3) comprises a second motor (31), a first gear and a first rack; The first support beam (1) extends along the first direction, the first rack is fixedly arranged on the first support beam (1) and extends along the first direction, the first gear is transmission-connected to the second motor (31), and the first gear is meshed with the first rack.

4. The UAV suspension device test system according to claim 2, characterized in that: The second driving assembly (4) comprises a third motor (41), a second gear, a second rack and a connecting member (42); The second support beam (2) extends along the second direction, the connecting member (42) connects the third motor (41) and the second support beam (2), the second rack is fixedly arranged on the second support beam (2) and extends along the second direction, the second gear is transmission-connected to the third motor (41), and the second gear is meshed with the second rack.

5. The UAV suspension device test system according to claim 4, characterized in that: The connecting member (42) comprises a first limiting plate (421), a second limiting plate (422) and a connecting shaft (423); the first limiting plate (421) and the second limiting plate (422) are arranged on both sides of the second support beam (2); and the connecting shaft (423) connects the first limiting plate (421) and the second limiting plate (422).

6. The UAV suspension device test system according to claim 5, characterized in that: The hanging mechanism (5) comprises a third driving component (51), the third driving component (51) is arranged on the second driving component (4), the UAV suspension device (100) is arranged on the third driving component (51), the third driving component (51) is used to drive the UAV suspension device (100) to rotate around a first axis, the rotation axis of the winding drum (1001), the first direction and the second direction are all perpendicular to the first axis, and the third driving component (51) is communicatively connected to the controller.

7. The UAV suspension device test system according to claim 6, characterized in that: The third driving assembly (51) comprises a fourth motor (511) and a mounting frame (512); The fourth motor (511) is arranged on the second limiting plate (422), the mounting frame (512) is transmission-connected to the fourth motor (511), the fourth motor (511) can drive the mounting frame (512) to rotate around a first axis, and the drone suspension device (100) is arranged on the mounting frame (512).

8. The UAV suspension device test system according to claim 7, characterized in that: The suspension mechanism (5) further comprises a fourth drive component, wherein the fourth drive component is arranged on the mounting frame (512), the UAV suspension device (100) is arranged on the fourth drive component, the third drive component (51) is capable of driving the fourth drive component to rotate around the first axis, and the UAV suspension device (100) is capable of rotating around the first axis along with the fourth drive component, and the fourth drive component is used to drive the UAV suspension device (100) to rotate around a second axis, and the second axis is parallel to the rotation axis of the winding drum (1001).

9. The UAV suspension device test system according to claim 8, characterized in that: The fourth drive assembly comprises two fifth motors, the mounting frame (512) comprises a left mounting frame and a right mounting frame, the left mounting frame and the right mounting frame are respectively arranged on both sides of the fourth motor (511), the two fifth motors are respectively arranged on the left mounting frame and the right mounting frame, the output shafts of the two fifth motors are both drivingly connected to the drone suspension device (100), and the fifth motor can drive the drone suspension device (100) to rotate around the second axis.

10. The UAV suspension device test system according to any one of claims 1 to 9, characterized in that: When the drone suspension device (100) is tested using the drone suspension device test system, the controller controls the first drive component (3) to drive the second support beam (2) to move along the first direction, controls the second drive component (4) to drive the suspension mechanism (5) to move along the second direction and / or controls the first motor to drive the winding drum (1001) to rotate, and the controller collects the position of the suspension device and the position of the load.

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