CN220795463U - Mobile testing device - Google Patents

Abstract

The present disclosure relates to a mobile test device for simulating the operation of a distance sensor of a sweeper, the mobile test device comprising: the detection mechanism is used for bearing the distance sensor; the driving mechanism comprises a relatively movable moving assembly and a supporting assembly, the detecting mechanism is arranged on the moving assembly, and the moving assembly drives the detecting mechanism to move along the extending direction of the supporting assembly. The distance sensor is born through detection mechanism to this disclosure, and detection mechanism is driven to actuating mechanism's removal subassembly, can realize like this that removal testing arrangement automatic drive distance sensor removes, detects the distance with the target object by distance sensor, compares the correlation technique, but the work of distance sensor of automatic simulation machine of sweeping the floor of removal testing arrangement of this disclosure, and then improved test efficiency.

Description

Mobile testing device

Technical Field

The disclosure relates to the field of floor sweeping machines, and in particular relates to a mobile testing device.

Background

With the development of society, more and more users use the sweeper. In the use process of the sweeper, the sweeper is often required to have a good obstacle recognition function. Typically, a sweeper senses the surrounding environment through a lidar in order to avoid obstacles and identify a map.

However, the lidar needs to be tested before being mounted to the sweeper in order to ensure that the lidar is able to accurately detect the surrounding environment. In the related art, the distance between the laser radar and the obstacle is manually tested, but the accuracy and the integrity of data are difficult to ensure by manual testing, and the testing efficiency is low.

Disclosure of Invention

To overcome the problems in the related art, the present disclosure provides a mobile test device.

According to a first aspect of embodiments of the present disclosure, there is provided a mobile test device for simulating operation of a distance sensor of a sweeper, the mobile test device comprising: the detection mechanism is used for bearing the distance sensor; the driving mechanism comprises a relatively movable moving assembly and a supporting assembly, the detecting mechanism is arranged on the moving assembly, and the moving assembly drives the detecting mechanism to move along the extending direction of the supporting assembly.

In some embodiments, the moving assembly comprises a screw and a screw nut, the detection mechanism being connected to the screw nut; the support assembly comprises a guide plate and one or more limiting rods, wherein the guide plate is connected with the screw rod nut, and the guide plate is in sliding connection with the limiting rods.

In some embodiments, the plurality of stop bars includes a first stop bar and a second stop bar, the first stop bar and the second stop bar being located on either side of the movement assembly.

In some embodiments, the driving mechanism further comprises a first power source, an output end of the first power source is connected with the moving assembly, and the first power source drives the moving assembly to move along the supporting assembly.

In some embodiments, the drive mechanism further comprises a bracket and a first level, the bracket is disposed on the side of the moving assembly, and the first power source is disposed on the bracket; the first level is arranged on the bracket and is used for determining whether the bracket is horizontal or not.

In some embodiments, the detection mechanism comprises a mounting plate and a base, the base is connected with the lead screw nut, and the mounting plate is connected with the base; the base comprises a body and a second power source, wherein the second power source is arranged on the body and drives the mounting plate to rotate.

In some embodiments, the second power source drives the mounting plate in pitch rotation relative to the base.

In some embodiments, the base further comprises a first transmission member and a second transmission member; the first transmission piece is connected with the output end of the second power source, the first end of the second transmission piece is meshed with the first transmission piece for transmission, and the second end of the second transmission piece is connected with the mounting plate.

In some embodiments, the body is provided with a sliding groove, and the second transmission piece is connected with the mounting plate through a connecting pin; one end of the connecting pin is positioned in the sliding groove, and the sliding groove limits the connecting pin.

In some embodiments, the mounting plate further comprises a second level and a clamping device, the second level and the clamping device being located at the same horizontal plane; the second level is used for determining whether the clamping device is horizontal.

In some embodiments, the clamping device comprises a mounting cavity, a fixed member and a movable member, wherein the fixed member is arranged in the mounting cavity, and the movable member is in sliding connection with the mounting cavity.

In some embodiments, the clamping device further comprises a control rod, wherein the control rod is connected with the movable piece, and the control rod drives the movable piece to move.

In some embodiments, the mobile test device further comprises a movable barrier, the distance sensor detecting a distance from the movable barrier.

The technical scheme provided by the embodiment of the disclosure can comprise the following beneficial effects: the distance sensor is born through detection mechanism to this disclosure, and detection mechanism is driven to actuating mechanism's removal subassembly, can realize like this that removal testing arrangement automatic drive distance sensor removes, detects the distance with the target object by distance sensor, compares the correlation technique, but the work of distance sensor of automatic simulation machine of sweeping the floor of removal testing arrangement of this disclosure, and then improved test efficiency.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the disclosure and together with the description, serve to explain the principles of the disclosure.

Fig. 1 is a schematic diagram illustrating a structure of a mobile test apparatus according to an exemplary embodiment.

Fig. 2 is a schematic diagram showing a structure of a detection mechanism according to an exemplary embodiment.

Fig. 3 is a schematic view of a structure of a clamping device according to an exemplary embodiment.

Fig. 4 is a schematic structural view of a movable shutter according to an exemplary embodiment.

Detailed Description

Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples are not representative of all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with some aspects of the present disclosure as detailed in the accompanying claims.

Along with the development of the robot sweeps floor, functional types are gradually increased, in order to face the market with larger demands of users, the robot sweeps floor to autonomously identify objects placed at home, and algorithm analysis is carried out to realize accurate obstacle avoidance, so that the laser radar technology is widely applied to the field of the robot sweeps floor. The research and development stage needs to perform analog movement on the laser radar device to scan the object.

In the related art, a manual propulsion device is generally used to perform a simulation experiment on a lidar, however, the manual test requires a lot of time and is easily affected by human factors, such as irregular operation of a tester, environmental interference, and the like, which may affect the test result. Furthermore, manual testing is difficult to ensure the accuracy and integrity of the data, and thus the resulting data may not be sufficiently comprehensive and accurate.

In order to solve the above technical problems, according to an embodiment of the present disclosure, a mobile testing device is provided. The mobile testing device can be used for testing or calibrating various mobile intelligent devices such as a sweeping robot, a mopping robot and the like in a manufacturing stage.

Fig. 1 is a schematic diagram illustrating a structure of a mobile test apparatus according to an exemplary embodiment. Fig. 2 is a schematic diagram showing a structure of a detection mechanism according to an exemplary embodiment.

In some embodiments, as shown in fig. 1-2, the mobile test device 1 may be used to simulate the operation of a distance sensor of a sweeper, and the mobile test device 1 may include a detection mechanism 10 and a drive mechanism 20.

The detection mechanism 10 may carry a distance sensor, and the movement of the detection mechanism 10 may drive the distance sensor to detect the distance to the target object.

As shown in fig. 1, the driving mechanism 20 may include a relatively movable moving component 22 and a supporting component 260, where the detecting mechanism 10 is disposed on the moving component 22, and the driving of the moving component 22 drives the detecting mechanism 10 to move along the extending direction of the supporting component 260 through mechanical transmission.

The distance sensor may be a sensor applied to the technical field of robots, such as a laser radar, a camera, etc., or a sensor applied to the technical field of mechanical manufacturing, such as an acceleration sensor, an inertial sensor, etc., but the disclosure is not limited thereto. According to the actual situation, take the sensor as a laser radar for example.

As further shown in fig. 1, the driving mechanism 20 may further include a first power source 21, an output end (not shown) of the first power source 21 may be connected to the moving assembly 22, and the first power source 21 may drive the moving assembly 22 to move along the supporting assembly 260.

The first power source 21 may be a power source applied to the technical field of robots, such as an electric power source, a pneumatic power source, a fuel oil power source, or the like, or may be a power source applied to the technical field of machine manufacturing, such as a hydraulic power source, a steam power source, a hydraulic power source, or a magnetic driving mechanism, or the like, but the disclosure is not limited thereto. According to the actual situation, for example, the first power source 21 is an electric power source.

The moving assembly 22 may be a drive screw mechanism, a crank link mechanism, a sleeve mechanism, a slide rail mechanism, or the like, which is compatible with the first power source 21, but the present disclosure is not limited thereto. According to the actual situation, for example, the moving assembly 22 is a drive screw mechanism.

In some embodiments, as shown in fig. 1, the movement assembly 22 may include a lead screw 23 and a lead screw nut 24, the lead screw nut 24 may be threadably coupled to the lead screw 23, and the detection mechanism 10 may be bolted to the lead screw nut 24.

The screw rod 23 and the screw rod nut 24 can be a precise screw rod and a ball screw rod nut, a Mi Teer screw rod and a rolling spacer nut, a return screw rod and a return screw nut, and the like. But the present disclosure is not limited thereto. According to the actual situation, for example, the screw 23 is a precision screw, and the screw nut 24 is a ball screw nut.

As shown in fig. 1, the support assembly 260 may include a guide plate 25 and one or more limit bars 26, and the guide plate 25 may be fixedly connected with the lead screw nut 24, and at the same time, the guide plate 25 may be slidably connected with the limit bars 26.

Wherein the number of the plurality of stopper rods 26 may be two, three, four, etc., but the present disclosure is not limited thereto. According to the actual situation, for example, the number of the stopper rods 26 is two.

In an exemplary embodiment of the present disclosure, the effective length of the screw 23 may be the same as the length of the stopper rod 26, and the total length of the screw 23 may be the same as the length of the stopper rod 26, but the present disclosure is not limited thereto. That is, the person skilled in the art can set and adjust the adjustment according to the actual situation, for example, taking the total length of the screw 23 and the length of the stop lever 26 as an example.

In some embodiments, as shown in fig. 1, the stop lever 26 may include a first stop lever 27 and a second stop lever 28, where the first stop lever 27 and the second stop lever 28 may be located at two sides of the moving assembly 22, and the guide plate 25 is simultaneously limited by the first stop lever 27 and the second stop lever 28, so that the guide plate 25 may move along the axial direction of the stop lever 26, and the guide plate 25 may be always in a balanced state when the guide plate 25 slides on the stop lever 26. Meanwhile, the guide plate 25 can be connected with the screw nut 24 through bolts, so that the movement track of the screw nut 24 is the same as that of the guide plate 25, and the guide plate can also move along the axial direction of the limiting rod 26.

In some embodiments, the first power source 21 may drive the screw 23 to rotate clockwise, where a coupling effect may be generated between the screw nut 24 and the threads of the screw 23, and the screw nut 24 may move along the axial direction of the stop lever 26 in a direction away from the first power source 21 under the action of the bolting of the guide plate 25 to the screw nut 24. Meanwhile, the screw nut 24 can also drive the detection mechanism 10 to move along the axial direction of the limiting rod 26 in the direction away from the first power source 21, so that the detection mechanism 10 can automatically move, and the test is performed.

In other embodiments, the first power source 21 may also drive the screw 23 to rotate anticlockwise, where a coupling effect may also be generated between the screw nut 24 and the threads of the screw 23, and under the action of the bolting of the guide plate 25 and the screw nut 24, the screw nut 24 may move along the axial direction of the stop lever 26 in a direction approaching the first power source 21. Meanwhile, the screw nut 24 can also drive the detection mechanism 10 to move along the axial direction of the limiting rod 26 towards the direction close to the first power source 21, so that the detection mechanism 10 can automatically move, and the test is performed.

In some embodiments, the driving mechanism 20 may further include a bracket 29 and a first level 30, the bracket 29 may be provided with at least two, and the number of the first levels 30 may be in one-to-one correspondence with the number of the brackets 29.

The number of the brackets 29 may be two, three, four, etc., but the present disclosure is not limited thereto. The number of the brackets 29 is two, as an example, according to the actual situation. The number of the first level 30 corresponds to the number of the brackets 29 one by one, and thus, in the initial state of the brackets 29, it is possible to determine whether the brackets 29 are level by observing the first level 30. However, the present disclosure is not limited thereto, and more than two brackets 29 and first level 30 may be provided, respectively. For example, the present disclosure takes the example that the number of first level 30 is two.

As shown in fig. 1, two brackets 29 may be provided, and may be respectively provided at an end surface of the moving assembly 22 to support the moving assembly 22, the first power source 21 may be provided on one of the brackets 29, the first level 30 may be provided with two brackets 29, and the first level 30 may be used to determine whether the brackets 29 are horizontal.

The first level 30 may be a bar level, an electronic level, a circular level, or the like, but the present disclosure is not limited thereto. According to the actual situation, for example, the first level 30 is a bar level.

In some embodiments, as shown in fig. 2, the detection mechanism 10 may include a mounting plate 50 and a base 11. The base 11 may be located at the top of the screw nut 24, the base 11 may be connected with the screw nut 24 by a bolt, the mounting plate 50 may be connected with the base 11, the screw nut 24 may move to drive the base 11 to move, and the base 11 may move to drive the mounting plate 50 to move.

The base 11 may include a body 12 and a second power source 13, the second power source 13 may be disposed on the body 12, and the second power source 13 may drive the mounting plate 50 to rotate.

The second power source 13 may be a power source applied to the technical field of robots, such as an electric power source, a pneumatic power source, a fuel oil power source, or the like, or may be a power source applied to the technical field of machine manufacturing, such as a hydraulic power source, a steam power source, a hydraulic power source, or a magnetic driving mechanism, or the like, but the disclosure is not limited thereto. According to the actual situation, for example, the second power source 13 is an electric power source.

In some embodiments, the second power source 13 may drive the mounting plate 50 in a pitch rotation relative to the base 11, and the second power source 13 may drive the mounting plate 50 such that the mounting plate 50 may undergo an elevation change in a vertical plane, i.e., the mounting plate 50 may undergo a pitch rotation along a particular axis, and may undergo a degree of angular change in a plane perpendicular to the axis. The analog scan is more realistic.

In some embodiments, as shown in fig. 2, the base 11 may further include a first transmission member 14 and a second transmission member 15, where the first transmission member 14 may be connected to an output end (not shown) of the second power source 13, a first end of the second transmission member 15 may be engaged with the first transmission member 14 for transmission, and a second end of the second transmission member 15 may be connected to the mounting plate 50.

The first transmission member 14 and the second transmission member 15 may be a gear mechanism, a crank-link mechanism, a speed reducer, or other transmission mechanism adapted to the second power source 13, but the disclosure is not limited thereto. According to the actual situation, for example, the first transmission member 14 and the second transmission member 15 are gear mechanisms.

In some embodiments, the first transmission member 14 may be engaged with the second transmission member 15, the first transmission member 14 may be connected to the output end of the second power source 13, the second transmission member 15 may be rotatably connected to the body 12 through a shaft, the outer surface of the first end of the second transmission member 15 may be provided with teeth engaged with the first transmission member 14, and the second end of the second transmission member 15 is connected to the mounting plate 50.

However, the present disclosure is not limited thereto, and in other embodiments, the surfaces of the first transmission member 14 and the second transmission member 15 may rotate by friction force therebetween without providing corresponding teeth.

In some embodiments, as shown in fig. 2, the body 12 may be provided with a sliding groove 16, the sliding groove 16 may penetrate through the body 12, the sliding groove 16 may be circular arc, and the angle of the sliding groove 16 may be an angle at which the mounting plate 50 may change in elevation angle in a vertical plane.

The connecting portion 51 may be disposed on a side of the mounting plate 50 near the body 12, the connecting portion 51 of the second transmission member 15 and the mounting plate 50 may be fixedly connected through the connecting pin 17, a first end of the connecting pin 17 may penetrate through the connecting portion 51 of the mounting plate 50 and the second transmission member 15, a second end of the connecting pin 17 may be located in the sliding groove 16, and the sliding groove 16 may limit the connecting pin 17.

In this embodiment, the second power source 13 may drive the first driving member 14 to rotate, the first driving member 14 may transmit power to the second driving member 15 under the action of meshing teeth, at this time, the second driving member 15 may rotate about a rotation axis of the second driving member 15, and the second end of the second driving member 15 may perform a circular motion about the rotation axis of the second driving member 15, so as to drive the connection pin 17 to perform a circular motion, and the connection pin 17 may drive the mounting plate 50 to perform a circular motion through the connection portion 51 of the mounting plate 50, so that the mounting plate 50 may perform an elevation angle change on a vertical surface.

Fig. 3 is a schematic view of a structure of a clamping device according to an exemplary embodiment.

In some embodiments, as shown in fig. 3, the mounting plate 50 may further include a second level 40 and a clamping device 41, and the second level 40 and the clamping device 41 may be positioned at the same level in an initial state. The second level 40 may be used to determine whether the clamping device 41 is level in the initial state.

The second level 40 may be a bar level, an electronic level, a circular level, or the like, but the present disclosure is not limited thereto. According to the actual situation, for example, the second level 40 is a bar level. The clamping device 41 may be a mechanical clamp, a pneumatic clamp, a vacuum clamp, or the like, but the present disclosure is not limited thereto. According to the actual situation, for example, the clamping device 41 is a mechanical clamp.

In one embodiment, the clamping device 41 may include a mounting cavity 42, a stationary member 43, and a movable member 44. In the initial state, the mounting cavity 42 may be fixedly connected to the top of the mounting plate 50, the fixing member 43 may be fixedly connected to the top of the mounting cavity 42, and the movable member 44 may be slidably connected to the mounting cavity 42.

The fixing member 43 and the moving member 44 may be a V-shaped clamp block, a U-shaped clamp block, a flat-mouth clamp block, an angle iron clamp block, or the like, but the present disclosure is not limited thereto. According to the actual situation, for example, the fixed member 43 and the movable member 44 are V-shaped clamp blocks.

In an embodiment, as shown in fig. 3, the clamping device 41 may further include a control rod 45, where the control rod 45 may be connected to the movable member 44, and the control rod 45 may drive the movable member 44 to move.

Wherein the control lever 45 may be a threaded rod, a hydraulic rod, a pneumatic rod, or the like, but the present disclosure is not limited thereto. According to the actual situation, for example, the control rod 45 is a threaded rod.

In some embodiments, the movable member 44 may have a convex portion protruding toward the inside of the mounting cavity 42, one end of the control rod 45 may penetrate the mounting cavity 42 and be screwed with the convex portion of the movable member 44, and when the control rod 45 is rotated clockwise, the control rod 45 may drive the movable member 44 to slide toward the direction approaching the fixed member 43 in the mounting cavity 42, so as to clamp and fix the sensor placed on the clamping device 41.

In other embodiments, when the control lever 45 is rotated counterclockwise, the control lever 45 can drive the movable member 44 to slide away from the fixed member 43 in the mounting cavity 42, so that the sensor clamped by the clamping device 41 can be released and the clamping force can be eliminated.

Fig. 4 is a schematic structural view of a movable shutter according to an exemplary embodiment.

In some embodiments, as shown in fig. 4, the mobile test device 1 may also include a movable barrier 60.

The movable barrier 60 may be tethered to one of the brackets 29 of the mobile test device 1 to facilitate removal of the mobile test device 1, but the disclosure is not limited thereto. In an embodiment, the movable barrier 60 may also be arranged outside the movement testing device 1, the movable barrier 60 being adapted to be detected by a distance sensor carried by the detection mechanism 10. It should be noted that the distance sensor carried by the detection mechanism 10 may detect the distance between the detection mechanism 10 and the movable shutter 60.

In some embodiments, as shown in fig. 4, the movable barrier 60 may include a support bar 61, a slider 62, a fastener 63, and a barrier 64.

Wherein, the slider 62 may be slidably connected with the support rod 61, a first surface of the slider 62 may be provided with a screw hole (not shown), the fastener 63 may be screwed with the screw hole of the slider 62, and the fastener may abut against the surface of the support rod 61 through the screw hole of the slider 62, so as to be used for adjusting the position of the slider 62 on the surface of the support rod 61.

The baffle plate 64 may be fixedly connected to the second surface of the slider 62, and when the slider 62 moves on the support rod 61, the baffle plate 64 may be driven to move, where the baffle plate 64 is used for being detected by the detection mechanism 10. For example, when the slider 62 moves on the support bar 61, the shutter 64 is driven to move in the vertical direction.

In some embodiments, the mobile test device 1 operates as follows.

When the mobile testing device 1 is in an initial state, the level of the bracket 29 is adjusted by observing the first level meter 30, the sensor is placed in the clamping device 41 of the detection mechanism 10, the movable piece 44 is driven to move by rotating the control rod 45 to be matched with the fixed piece 43 to clamp the sensor, the level of the mounting plate 50 is determined by observing the second level meter 40 on the mounting plate 50, and the initial state level of the clamped sensor is ensured. The first transmission member 14 is driven by the second power source 13, the first transmission member 14 drives the second transmission member 15 to enable the second transmission member 15 to rotate by taking the rotating shaft of the second transmission member 15 as the center, the connecting pin 17 connected with the mounting plate 50 by the second transmission member 15 moves in the sliding groove 16, so that the clamped sensor can change the elevation angle on the vertical surface, and the simulation test is more realistic.

The screw rod 23 is driven to rotate by the first power source 21, a coupling effect is generated between the screw rod nut 24 and threads of the screw rod 23, the screw rod nut 24 moves along the axial direction of the limiting rod 26 under the effect of the fixed connection of the guide plate 25 and the screw rod nut 24, and meanwhile, the screw rod nut 24 drives the detection mechanism 10 to automatically move along the axial direction of the limiting rod 26.

The position of the sliding block 62 of the movable baffle 60 on the supporting rod 61 is adjusted, the sliding block 62 is fixed on the supporting rod 61 by screwing in and screwing out the fastening piece 63, the sliding block 62 drives the baffle 64 to slide up and down on the surface of the supporting rod 61, and the baffle 64 is used for being detected by the detector, so that the test simulation is more real.

The embodiment of the disclosure simulates an object scanning obstacle avoidance scene by moving the test device 1 and carrying a detector on a sweeper, wherein the detector can be placed in the clamping device 41 of the test device 1 and clamped and fixed by the clamping device 41. The detection mechanism 10 can realize accurate displacement by driving the detection mechanism 10 by the driving mechanism 20 through mechanical transmission generated by the screw rod 23 and the screw rod nut 24 of the driving mechanism 20, so that a fixed sensor can detect the change of the distance between the fixed sensor and a front obstacle, and the function of the sensor during the operation of the sweeper is simulated.

According to the embodiment of the disclosure, the automatic test of equipment such as a sweeper and the like can be realized through the mobile test device 1, the automatic displacement and the speed are accurate and controllable, and meanwhile, the angle adjustment of the automatic test device can be realized, so that the test simulation is more real.

It is understood that the term "plurality" in this disclosure means two or more, and other adjectives are similar thereto. "and/or", describes an association relationship of an association object, and indicates that there may be three relationships, for example, a and/or B, and may indicate: a exists alone, A and B exist together, and B exists alone. The character "/" generally indicates that the context-dependent object is an "or" relationship. The singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It is further understood that the terms "first," "second," and the like are used to describe various information, but such information should not be limited to these terms. These terms are only used to distinguish one type of information from another and do not denote a particular order or importance. Indeed, the expressions "first", "second", etc. may be used entirely interchangeably. For example, first information may also be referred to as second information, and similarly, second information may also be referred to as first information, without departing from the scope of the present disclosure.

It will be further understood that the terms "center," "longitudinal," "transverse," "front," "rear," "upper," "lower," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship based on that shown in the drawings, merely for convenience in describing the present embodiments and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operate in a particular orientation.

It will be further understood that "connected" includes both direct connection where no other member is present and indirect connection where other element is present, unless specifically stated otherwise.

It will be further understood that although operations are depicted in the drawings in a particular order, this should not be understood as requiring that such operations be performed in the particular order shown or in sequential order, or that all illustrated operations be performed, to achieve desirable results. In certain circumstances, multitasking and parallel processing may be advantageous.

Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any adaptations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.

It is to be understood that the present disclosure is not limited to the precise arrangements and instrumentalities shown in the drawings, and that various modifications and changes may be effected without departing from the scope thereof. The scope of the present disclosure is limited only by the scope of the appended claims.

Claims (13)

1. A mobile test device for simulating operation of a distance sensor of a sweeper, the mobile test device comprising:

the detection mechanism is used for bearing the distance sensor;

the driving mechanism comprises a relatively movable moving assembly and a supporting assembly, the detecting mechanism is arranged on the moving assembly, and the moving assembly drives the detecting mechanism to move along the extending direction of the supporting assembly.

2. The mobile test device of claim 1, wherein the mobile test device comprises a plurality of sensors,

the moving assembly comprises a screw rod and a screw rod nut, and the detection mechanism is connected with the screw rod nut;

the support assembly comprises a guide plate and one or more limiting rods, wherein the guide plate is connected with the screw rod nut, and the guide plate is in sliding connection with the limiting rods.

3. The mobile test device of claim 2, wherein the mobile test device comprises a plurality of sensors,

the plurality of limiting rods comprise a first limiting rod and a second limiting rod, and the first limiting rod and the second limiting rod are positioned on two sides of the moving assembly.

4. The mobile test device of claim 1, wherein the mobile test device comprises a plurality of sensors,

the driving mechanism further comprises a first power source, the output end of the first power source is connected with the moving assembly, and the first power source drives the moving assembly to move along the supporting assembly.

5. The mobile test device of claim 4, wherein the mobile test device comprises a plurality of sensors,

the driving mechanism further comprises a support and a first level, the support is arranged on the end face of the moving assembly, and the first power source is arranged on the support;

the first level is arranged on the bracket and is used for determining whether the bracket is horizontal or not.

6. The mobile test device of claim 2, wherein the mobile test device comprises a plurality of sensors,

the detection mechanism comprises a mounting plate and a base, the base is connected with the screw nut, and the mounting plate is connected with the base;

the base comprises a body and a second power source, wherein the second power source is arranged on the body and drives the mounting plate to rotate.

7. The mobile test device of claim 6, wherein the mobile test device comprises a plurality of sensors,

the second power source drives the mounting plate to rotate in a pitching mode relative to the base.

8. The mobile test device of claim 7, wherein the mobile test device comprises a plurality of sensors,

the base also comprises a first transmission piece and a second transmission piece;

the first transmission piece is connected with the output end of the second power source, the first end of the second transmission piece is meshed with the first transmission piece for transmission, and the second end of the second transmission piece is connected with the mounting plate.

9. The mobile test device of claim 8, wherein the mobile test device comprises a plurality of sensors,

the body is provided with a sliding groove, and the second transmission piece is connected with the mounting plate through a connecting pin;

one end of the connecting pin is positioned in the sliding groove, and the sliding groove limits the connecting pin.

10. The mobile test device of claim 9, wherein the mobile test device comprises a plurality of sensors,

the mounting plate further comprises a second level and a clamping device, and the second level and the clamping device are positioned on the same horizontal plane;

the second level is used for determining whether the clamping device is horizontal.

11. The mobile test device of claim 10, wherein the mobile test device comprises a plurality of sensors,

the clamping device comprises an installation cavity, a fixing piece and a movable piece, wherein the fixing piece is arranged in the installation cavity, and the movable piece is in sliding connection with the installation cavity.

12. The mobile test device of claim 11, wherein the mobile test device comprises a plurality of sensors,

the clamping device further comprises a control rod, the control rod is connected with the movable piece, and the control rod drives the movable piece to move.

13. The mobile test device of claim 1, wherein the mobile test device comprises a plurality of sensors,

the mobile test device further includes a movable barrier, and the distance sensor detects a distance from the movable barrier.