CN218304816U

CN218304816U - Cleaning robot, cleaning robot base station and cleaning robot system

Info

Publication number: CN218304816U
Application number: CN202222074114.3U
Authority: CN
Inventors: 张鹏; 王韬; 黄巧林
Original assignee: iFlytek Co Ltd
Current assignee: iFlytek Co Ltd
Priority date: 2022-08-08
Filing date: 2022-08-08
Publication date: 2023-01-17
Anticipated expiration: 2032-08-08

Abstract

The utility model discloses a cleaning robot, cleaning robot basic station and cleaning robot system, the cleaning robot system includes cleaning robot and cleaning robot basic station, the cleaning robot is equipped with clean actuating mechanism, clean actuating mechanism is connected with the cleaning element through the output shaft, the top of cleaning element is equipped with the lift part that can reciprocate, the inside of cleaning element is equipped with elastomeric element, the cleaning element keeps being connected through magnetism structure with the output shaft; the cleaning robot base station is characterized in that a disassembly and assembly position corresponding to the cleaning component is arranged on a machine body of the cleaning robot base station, an electromagnet is arranged in the middle of the disassembly and assembly position, and the electromagnet is used for downwards adsorbing the lifting component through magnetic force so that the lifting component is downwards separated from the output shaft. The automatic dismounting mechanism of the system does not need to be driven by a motor, has a simple structure and small occupied space, and can realize dismounting of the cleaning part more flexibly and reliably.

Description

Cleaning robot, cleaning robot base station and cleaning robot system

Technical Field

The utility model relates to a cleaning machines people technical field especially relates to the cleaning machines people system who comprises cleaning machines people and cleaning machines people basic station. The utility model discloses still relate to cleaning machines people and cleaning machines people basic station.

Background

The cleaning robot is a popular intelligent household appliance in the market, and the bottom of the cleaning robot is generally provided with a walking wheel and a cleaning component, so that the floor cleaning work can be automatically completed in a room.

When the cleaning robot is used for a period of time, the cleaning part at the bottom of the cleaning robot needs to be cleaned and replaced, and for the function, the automatic disassembly and assembly mechanism is mainly arranged at the base station of the cleaning robot.

The existing automatic dismounting mechanism comprises a single motor, a sliding groove and a multi-connecting rod mechanism, and is matched with an electromagnet for adsorption, so that the dismounting and the mounting of a cleaning component are realized. However, the multi-connection mechanism of the automatic dismounting mechanism occupies a large space, the movement stroke is avoided much, the space waste is serious, and the requirement on the self-locking capability of the motor is too high because a single motor needs to bear the pressure of the cleaning cloth discs on two sides.

In addition, the cleaning components on the two sides need to be taken down and installed at the same time, the installation and positioning difficulty is high, the unilateral installation and the unilateral position adjustment cannot be realized, and the flexibility is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cleaning robot system. The automatic dismounting mechanism of the system does not need to be driven by a motor, has a simple structure and small occupied space, and can realize dismounting of the cleaning part more flexibly and reliably.

An object of the utility model is to provide a cleaning machines people and cleaning machines people basic station.

In order to achieve the purpose, the utility model provides a cleaning robot system, which comprises a cleaning robot and a cleaning robot base station, wherein the cleaning robot is provided with a cleaning driving mechanism inside a host machine, the cleaning driving mechanism is connected with a cleaning part through an output shaft, the top of the cleaning part is provided with a lifting part capable of moving up and down, and the cleaning part and the output shaft are kept connected through a separable connecting structure; the base station of the cleaning robot is characterized in that a disassembly and assembly position corresponding to a cleaning component on the cleaning robot is arranged on a machine body of the base station of the cleaning robot, an electromagnet is arranged in the middle of the disassembly and assembly position, and the electromagnet is used for downwards adsorbing the lifting component through magnetic force so that the lifting component is downwards separated from the output shaft.

Optionally, the cleaning robot is provided with a dismounting groove at the bottom of the main machine, and the dismounting groove extends outwards from the hole site where the output shaft is located along the direction in which the cleaning robot enters and exits the cleaning robot base station and is open.

Optionally, the outer port of the disassembly groove is flared to guide the cleaning robot into and out of the cleaning robot base station.

Optionally, the end of the output shaft is provided with a shaft hole, and in the connected state, the lifting member extends upwards into the shaft hole, and in the disconnected state, the lifting member retreats downwards from the shaft hole.

Optionally, the cross-section of the shaft hole and the lifting part is polygonal.

Optionally, the magnetic attraction between the electromagnet and the lifting member is greater than the sum of the magnetic attraction between the lifting member and the output shaft and the elastic force of the elastic member.

Optionally, in a state where the cleaning member is connected to the output shaft, a gap is left between a top of the cleaning member and the output shaft, so that the cleaning member can float up and down with respect to a main body of the cleaning robot.

Optionally, an elastic member supporting the lifting member upward is provided inside the cleaning member.

Optionally, the elastic component is a spring, and the spring is in a compressed state at the highest position and the lowest position where the lifting component moves up and down.

Optionally, the surface of the dismounting position is provided with a convex structure for cleaning the cleaning component.

Optionally, the separable connecting structure is a magnetic attraction structure, and the magnetic attraction structure comprises an iron output shaft and a magnet arranged on the lifting component; or the magnetic attraction structure comprises a magnet arranged on the output shaft and the iron lifting component; or the magnetic attraction structure comprises a first magnet arranged on the output shaft and a second magnet arranged on the lifting component.

Optionally, the ferrous output shaft, the magnet and the electromagnet are located on the same axis; or the magnet, the iron lifting component and the electromagnet are positioned on the same axis.

Optionally, the cleaning robot base station is provided with at least two dismounting positions, and the electromagnet of each dismounting position corresponds to one cleaning component of the cleaning robot.

In order to achieve the above another object, the utility model provides a cleaning robot, cleaning robot is equipped with clean actuating mechanism in that the host computer is inside, clean actuating mechanism is connected with cleaning element through the output shaft, cleaning element's top is equipped with the lifting unit that can reciprocate, cleaning element keeps being connected through separable connection structure with the output shaft.

In order to achieve the above another object, the utility model provides a cleaning robot basic station, cleaning robot basic station be equipped with on its organism with the corresponding dismouting position of cleaning element on the cleaning robot, the middle part of dismouting position is equipped with the electro-magnet, the electro-magnet is used for adsorbing downwards through magnetic force lifting unit, so that lifting unit breaks away from downwards the output shaft.

The utility model provides a cleaning machines people system, the last cleaning units of its cleaning machines people passes through magnetism and inhales structure and output shaft keep being connected, be equipped with the electro-magnet on the cleaning machines people basic station, get back to after the basic station when cleaning machines people, produce magnetic force through the control electro-magnet, can adsorb the lifting units at cleaning units top downwards, thereby make lifting units overcome and the output shaft between the suction force and the holding power of elastomeric element, move down, break away from mutually with the output shaft, thereby relieve the connection, after relieving the connection, cleaning units is adsorbed at the dismouting position by the electro-magnet, then cleaning machines people drives away from the cleaning machines people basic station, can accomplish the dismantlement, otherwise then can realize cleaning units's automatic installation. The automatic dismounting mechanism has the advantages of no motor and complex movement mechanism, simple structure, small volume, light weight, low cost, high success rate, no local lifting area on the cleaning robot base station, no need of designing a waterproof structure, and better mechanism stability and waterproof reliability.

Drawings

Fig. 1 is a schematic partial structural diagram of a cleaning robot system according to an embodiment of the present invention;

FIG. 2 is a schematic view of the lifting member shown in FIG. 1, shown disengaged from the output shaft;

FIG. 3 is a schematic structural diagram of the cleaning robot driving away from the cleaning robot base station on the basis of FIG. 2;

FIG. 4 is a schematic structural view of a cleaning robot with a detachable slot at the bottom of its main body;

FIG. 5 is a partial isometric view of the disassembly groove shown in FIG. 4;

fig. 6 is a schematic partial structural view of another cleaning robot system according to an embodiment of the present invention;

fig. 7 is a schematic partial structural diagram of another cleaning robot system according to an embodiment of the present invention;

FIG. 8 is a schematic view of the lifting member and the dishcloth tray cooperating via a hexagonal configuration;

FIG. 9 is a schematic view of the lifting member engaging the dishcloth tray via a rib and groove arrangement;

fig. 10 isbase:Sub>A viewbase:Sub>A-base:Sub>A of fig. 9.

In the figure:

10. cleaning robot 11, cleaning driving motor 12, reduction box 13, output shaft 131, shaft hole 14, dismounting groove 20, cleaning robot base station 21, cleaning disc 211, convex structure 22, electromagnet 30, rag disc 31, lifting part 311, convex rib 32, spring 33, magnet 34, limit boss 35, limit flange 36, sliding groove

Detailed Description

In order to make the technical field better understand the solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and the detailed description.

In this document, terms such as "upper, lower, inner, and outer" are established based on positional relationships shown in the drawings, and the corresponding positional relationships may vary depending on the drawings, and therefore, the terms are not to be interpreted as absolute limitations on the scope of protection; moreover, relational terms such as "first" and "second," and the like, may be used solely to distinguish one element from another element having the same name, and do not necessarily require or imply any actual relationship or order between such elements.

Referring to fig. 1, fig. 1 is a schematic partial structure diagram of a cleaning robot system according to an embodiment of the present invention.

In a specific embodiment, the utility model provides a cleaning robot system mainly comprises cleaning robot 10 and cleaning robot basic station 20, and cleaning robot 10 can be the machine of sweeping the floor or other machines that have clean function, and it can get back to cleaning robot basic station 20 automatically to carry out operations such as charging, washing, dismouting cleaning element.

The cleaning robot 10 is generally in a disc shape on a main machine, a guide wheel and a traveling wheel are arranged at the bottom of the main machine, a cleaning driving mechanism is arranged in the cleaning robot, the cleaning driving mechanism is connected with a cleaning cloth disc 30 through an output shaft 13, a lifting component 31 is arranged at the top of the cleaning cloth disc 30, the lifting component 31 can be located at the middle position of the top of the cleaning cloth disc 30 or other positions deviating from the middle position, a spring 32 upwards supporting the lifting component 31 is arranged in the cleaning cloth disc 30, the lifting component 31 can move up and down when being stressed, and the spring 32 is in a compression state at the highest position and the lowest position where the lifting component 31 moves up and down.

The springs 32 may be arranged in various ways, in this embodiment, two springs 32 are symmetrically arranged on the left and right sides of the lifting member 31, in other embodiments, only one spring 32 may be arranged, and the spring 32 is sleeved on the lifting member 31, and so on.

In a state where the cloth tray 30 is connected to the output shaft 13, the lifting member 31 is located at the highest position, and a certain gap is left between the top of the cloth tray 30 and the output shaft, so that the cloth tray 30 can move up and down with respect to the main body of the cleaning robot 10, and the whole cloth tray 30 can float up and down during cleaning.

The cleaning driving mechanism can be specifically composed of a cleaning driving motor 11, a reduction gearbox 12, an output shaft 13 and the like, and is connected with the cleaning cloth disc 30 through the output shaft 13, the end part of the output shaft 13 is provided with a shaft hole 131, in a connection state, the lifting component 31 extends upwards into the shaft hole 131, the shaft hole 131 of the output shaft 13 and the lifting component 31 can be designed into a polygonal form so as to ensure that the cleaning cloth disc 30 can rotate along with the output shaft 13 after the cleaning cloth disc and the output shaft are connected, and in a disconnection state, the lifting component 31 downwards exits from the shaft hole 131.

The dishcloth 30 is held in connection with the output shaft 13 by a magnetic attraction. Specifically, the structure of inhaling can adopt the output shaft 13 of iron and set up magnet 33 on lifting unit 31 to realize, and the output shaft 13 of iron, magnet 33 and electro-magnet 22 are located the same axis, and when installing, rag dish 30 is fixed relatively through the magnetic attraction of magnet 33 with the output shaft 13 of iron, makes rag dish 30 can not drop from output shaft 13.

Of course, the opposite form can be adopted, that is, the magnet 33 is arranged on the output shaft 13, and the iron lifting component 31 is adopted to form the magnetic attraction structure, and likewise, the magnet 33, the iron lifting component 31 and the electromagnet 22 can be positioned on the same axis; alternatively, magnets 33 are provided on both the output shaft 13 and the lifting member 31, wherein the output shaft 13 is provided with a first magnet, the lifting member 31 is provided with a second magnet, and so on. This is not to be enumerated here, as many ways can be implemented.

It should be noted that the cleaning cloth plate 30 may be kept connected to the output shaft 13 by a coupling mechanism, a buckle, a suction cup, or other separable connecting structure, besides being kept connected to the output shaft 13 by the magnetic attraction structure.

The cleaning robot base station 20 is provided with a cleaning disc 21 corresponding to the cleaning cloth disc 30 on the cleaning robot 10 on the body thereof, the cleaning disc 21 is also a position for mounting and dismounting the cleaning cloth disc 30, an electromagnet 22 is provided in the middle of the cleaning disc 21, the electromagnet 22 is used for downwards attracting the lifting component 31 through magnetic force, the magnetic attraction force between the electromagnet 22 and the lifting component 31 is larger than the sum of the magnetic attraction force between the lifting component 31 and the output shaft 13 and the elastic force of the spring 32, so that the lifting component 31 is downwards separated from the output shaft 13 through the magnetic force which is large enough.

Of course, the electromagnet 22 may be provided on the back of the cleaning disc 21 depending on the waterproof requirement.

The surface of washing dish 21 is equipped with a plurality of protruding structures 211, and after cleaning robot 10 returned cleaning robot basic station 20, the rag on the rag dish 30 lower surface can be extruded with the interference of the protruding structure 211 on the washing dish 21 to realize the rag and wash under rotatory effect.

Referring to fig. 4 and 5, fig. 4 is a schematic structural view illustrating a cleaning robot having a detachable slot at the bottom of a main body thereof; FIG. 5 is a partial isometric view of the disassembly groove shown in FIG. 4.

The cleaning robot 10 is provided with a dismounting groove 14 at the bottom of the main machine, the dismounting groove 14 extends outwards from the hole position where the output shaft 13 is located along the direction in which the cleaning robot 10 enters and exits the cleaning robot base station 20 and is open, and the depth of the dismounting groove 14 is enough to ensure that the main machine of the cleaning robot 10 does not interfere with the cleaning cloth disc 30 in the moving direction when the lifting component 31 on the cleaning cloth disc 30 is at the lowest position.

The outer end of the dismounting groove 14 is in a flaring shape, and the width of the outer end of the dismounting groove is larger than that of the inner end of the dismounting groove, so that the cleaning robot 10 is guided to smoothly enter and exit the cleaning robot base station 20, and accurate positioning is realized.

In the present embodiment, each electromagnet 22 corresponds to one cleaning cloth disc 30, that is, the electromagnets 22 are used to control the single-side cleaning cloth discs 30 to be attached and detached one by one. Such design positioning error is little, more convenient location and the adjustment that realizes unilateral high position, for example, when the deviation appears in the location, probably one side rag dish 30 normally assembles or takes off, can realize the adjustment of unilateral high position through unilateral electro-magnet 22, effectively improves the success rate that rag dish 30 assembles and takes off, perhaps satisfies the demand that user's single dish mopped ground (edgewise side, clean corner etc.).

Of course, the cleaning member on the cleaning robot 10 is not limited to the cloth tray 30, but may be in other forms, such as a disc brush, etc.

Referring to fig. 2 and 3, fig. 2 is a schematic structural view of the lifting member separated from the output shaft based on fig. 1; fig. 3 is a schematic structural diagram of the cleaning robot driving away from the cleaning robot base station on the basis of fig. 2.

When the cleaning cloth disc 30 needs to be detached (namely, the cleaning cloth support attached to the cleaning cloth is detached), the cleaning robot 10 reaches the cleaning robot base station 20 and is matched with the cleaning robot base station 20 to be in a falling position, the charging sheet is contacted with the cleaning cloth support, an electric signal is sent, the electromagnet 22 is independently electrified at the moment, the electromagnet 22 generates enough suction force to overcome the suction force between the output shaft 13 and the lifting part 31 and the supporting force of the spring 32, the lifting part 31 of the cleaning cloth disc 30 is downwards attracted to the lowest position, the cleaning cloth disc 30 is separated from the output shaft 13 of the cleaning robot 10, the cleaning cloth disc 30 is fixed on the cleaning disc 21 of the cleaning robot base station 20 through the electromagnet 22 at the moment, the cleaning robot 10 moves forwards to leave the cleaning robot base station 20, and the detachment of the cleaning cloth disc 30 can be achieved. The energization of electromagnet 22 may be removed some time after cleaning robot 10 leaves cleaning robot base station 20.

When the cleaning cloth disc 30 needs to be installed (namely, the cleaning cloth support attached to the cleaning cloth is installed), the cleaning robot 10 starts to return to the charging alignment position, after the cleaning robot base station 20 receives a signal, the electromagnet 22 is independently powered, the electromagnet 22 downwards attracts the lifting component 31 of the cleaning cloth disc 30 to the lowest position, after the cleaning robot 10 reaches the cleaning robot base station 20 and is matched with the falling position, the charging sheet is in contact with the cleaning sheet, an electric signal is sent, the electromagnet 22 is powered off, the lifting component 31 of the cleaning cloth disc 30 resets under the action of the spring 32 and is magnetically connected with the output shaft 13 again, and the cleaning cloth disc 30 is installed.

When the cleaning cloth disc 30 is installed or disassembled, if the single side is not installed or is successfully disassembled, the electromagnet 22 on one side can be independently controlled, the up-and-down adjustment or the disassembly and assembly action is executed again, the flexible adjustment on the single side can be realized, and even the requirement of the single-side installation is met.

It should be noted here that the output shaft 13, the lifting member 31 and the electromagnet 22 may be magnetically connected, and if the lifting member 31 is provided with the magnet 33, the magnet 33 may be provided or not provided on the output shaft 13, and at this time, the electromagnet 22 may be de-energized to reset by the spring 32 to achieve assembly, or the electromagnet 22 may be energized in the reverse direction to reverse the magnetic pole thereof to push up the lifting member 31, so that the assembly is more rapid. This reverse assist arrangement makes it easier to install the wipe tray 30 in place.

In order to prevent the lifting member 31 from being pulled to the lowest position by the electromagnet 22 and being unable to be ejected due to misalignment during the rebounding process, in addition to the above embodiment, a limiting structure may be added inside the cleaning cloth tray 30 to limit the descending height of the lifting member 31 and prevent the lifting member 31 from retracting too inward.

Specifically, the limiting structure may be a limiting boss 34 (see fig. 6) additionally arranged at the bottom in the cleaning cloth tray 30, and after the lifting member 31 moves downwards and abuts against the limiting boss, the upper end of the limiting structure is just flush with the top of the cleaning cloth tray 30; alternatively, the limiting structure may be a limiting flange 35 (see fig. 7) additionally arranged on the inner wall of the dishcloth 30, and after the lifting member 31 moves downwards and abuts against the limiting flange 35, the upper end of the limiting flange is just flush with the top of the dishcloth 30.

In order to enable the lifting component 31 to drive the cleaning cloth disc 30 to rotate and prevent the cleaning cloth disc 30 from deviating when moving up and down, a structure matched in the circumferential direction can be designed between the lifting component 31 and the cleaning cloth disc 30.

As shown in fig. 8, the inner cavity of the dishcloth plate 30 for accommodating the lifting member 31 is hexagonal in cross section, and the lifting member 31 is also hexagonal in cross section, and they are circumferentially fitted by a hexagonal structure.

Alternatively, as shown in fig. 9 and 10, the cleaning cloth tray 30 is provided with a vertical sliding groove 36 on the inner wall thereof, and the lifting member 31 is provided with a rib 311 on the outer wall thereof, and the sliding groove 36 and the rib 311 form a rib groove structure to be matched with each other in the circumferential direction.

This application sets up electro-magnet 22 alone in the base station side, does not need host computer or base station side local lift, has not only simplified the structure, and the cost is reduced has promoted the reliability moreover. During the use, the lifting unit 31 that electromagnet 22 circular telegram back adsorbable rag dish 30 moves down, makes rag dish 30 throw off with cleaning machines people 10's host computer to rag dish 30 adsorbs with the basic station, realizes the function of taking off rag dish 30, and the user can be directed against special scene patterns such as self demand and carpet this moment, realizes automatically that to sweep and drags the switching function, and user experience feels better.

It is right above the utility model provides a cleaning robot system and cleaning robot basic station have introduced in detail. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the core concepts of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. A cleaning robot system comprises a cleaning robot (10) and a cleaning robot base station (20), and is characterized in that the cleaning robot (10) is provided with a cleaning driving mechanism inside a main machine, the cleaning driving mechanism is connected with a cleaning part through an output shaft (13), the top of the cleaning part is provided with a lifting part (31) capable of moving up and down, and the cleaning part is kept connected with the output shaft (13) through a separable connecting structure; the cleaning robot base station (20) is characterized in that a machine body of the cleaning robot base station is provided with a dismounting position corresponding to a cleaning part on the cleaning robot (10), an electromagnet (22) is arranged in the middle of the dismounting position, and the electromagnet (22) is used for downwards adsorbing the lifting part (31) through magnetic force so as to enable the lifting part (31) to downwards separate from the output shaft (13).

2. The cleaning robot system according to claim 1, wherein the cleaning robot (10) is provided with a detachable groove (14) at the bottom of the main body thereof, and the detachable groove (14) extends and opens from the hole site where the output shaft (13) is located along the direction in which the cleaning robot (10) enters and exits the cleaning robot base station (20).

3. The cleaning robot system according to claim 2, characterized in that an outer port of the disassembly groove (14) is in a flared shape to guide the cleaning robot (10) into and out of the cleaning robot base station (20).

4. The cleaning robot system according to claim 1, wherein an end of the output shaft (13) is provided with a shaft hole (131), the elevation member (31) is protruded upward into the shaft hole (131) in the coupled state, and the elevation member (31) is withdrawn downward out of the shaft hole (131) in the decoupled state.

5. The cleaning robot system according to claim 4, wherein the cross-section of the shaft hole (131) and the elevating member (31) is polygonal.

6. The cleaning robot system according to claim 1, wherein a magnetic attraction force between the electromagnet (22) and the elevating member (31) is larger than a sum of a magnetic attraction force between the elevating member (31) and the output shaft (13) and an elastic force of the elastic member.

7. The cleaning robot system according to claim 1, wherein a gap is left between a top of the cleaning member and the output shaft (13) in a state where the cleaning member is connected to the output shaft (13) so that the cleaning member can float up and down with respect to a main body of the cleaning robot (10).

8. The cleaning robot system according to claim 1, wherein an elastic member is provided inside the cleaning member to support the elevating member (31) upward.

9. The cleaning robot system according to claim 1, wherein the elastic member is a spring (32), and the spring (32) is in a compressed state at both of the uppermost position and the lowermost position at which the elevating member (31) moves up and down.

10. The cleaning robot system according to claim 1, characterized in that the surface of the dismounting position is provided with a raised structure (211) for cleaning the cleaning member.

11. The cleaning robot system according to claim 1, wherein the detachable connecting structure is a magnetic attraction structure, and the magnetic attraction structure comprises an iron output shaft (13) and a magnet (33) arranged on the lifting member (31); or the magnetic attraction structure comprises a magnet arranged on the output shaft (13) and the iron lifting component (31); or the magnetic attraction structure comprises a first magnet arranged on the output shaft (13) and a second magnet arranged on the lifting component (31).

12. The cleaning robot system according to claim 1, wherein the cleaning member is provided inside with a stopper structure corresponding to the elevating member (31) to limit a descending height of the elevating member (31); and/or a circumferential matching structure is arranged between the cleaning component and the lifting component (31).

13. The cleaning robot system according to any one of claims 1 to 12, wherein the cleaning robot base station (20) is provided with at least two said attachment and detachment positions, the electromagnet (22) of each said attachment and detachment position corresponding to a respective cleaning part of the cleaning robot (10).

14. The cleaning robot is characterized in that a cleaning driving mechanism is arranged in a main machine of the cleaning robot (10), the cleaning driving mechanism is connected with a cleaning part through an output shaft (13), a lifting part (31) capable of moving up and down is arranged at the top of the cleaning part, and the cleaning part is connected with the output shaft (13) through a separable connecting structure.

15. The cleaning robot base station is characterized in that the cleaning robot base station (20) is provided with a dismounting position corresponding to a cleaning component on the cleaning robot (10) on a machine body, an electromagnet (22) is arranged in the middle of the dismounting position, and the electromagnet (22) is used for downwards adsorbing the lifting component (31) through magnetic force so that the lifting component (31) is downwards separated from the output shaft (13).