CN115030465B

CN115030465B - Floor laying robot

Info

Publication number: CN115030465B
Application number: CN202210839411.4A
Authority: CN
Inventors: 曾洋; 唐丹丹
Original assignee: Chongqing College of Electronic Engineering
Current assignee: Chongqing College of Electronic Engineering
Priority date: 2022-07-18
Filing date: 2022-07-18
Publication date: 2023-06-27
Anticipated expiration: 2042-07-18
Also published as: CN115030465A

Abstract

The invention discloses a floor laying robot, which belongs to the technical field of floor laying, and comprises a bottom plate, wherein the bottom of the bottom plate is provided with a driving wheel, and the floor laying robot further comprises: the connecting plate is fixedly connected to the bottom plate, one end, far away from the bottom plate, of the connecting plate is rotationally connected with a rotating frame, a first motor is fixedly connected to the rotating frame, and the output end of the first motor is connected with a unidirectional threaded rod; the rotating rod is rotatably connected to the bottom plate, the top of the rotating rod is fixedly connected with a fixed disc, and one end of the unidirectional threaded rod, which is far away from the first motor, is rotated on the fixed disc; in the laying process, the lifting plate is controlled to horizontally rotate and move up and down, then the lifting plate is matched with the sucker, the laying is completed, then the lifting plate is moved through the driving wheel, the next floor body is automatically laid through the lifting plate, and the purpose of continuously laying a plurality of floors in sequence is achieved.

Description

Floor laying robot

Technical Field

The invention relates to the technical field of floor laying, in particular to a floor laying robot.

Background

In recent years, along with the rapid development of economy in China, the living standard of people is increasingly improved, the requirements on the surrounding environment are also higher, and in the decoration process of buildings, a floor is generally required to be paved on the ground for being clean.

In the laying of the floor, the development of the technology is that the automatic laying of the robot is used for slowly replacing the manual laying, and the automatic laying of the floor by the robot can not only greatly improve the laying efficiency, but also save the cost of people, and the quality of the floor is not different due to the difference of master workers, so that the laying quality is ensured.

However, in the current market, the existing floor laying robot has low automation degree when laying floors, and cannot continuously lay a plurality of floors in sequence.

Disclosure of Invention

The invention aims to solve the problems that in the prior art, the degree of automation is low, a plurality of floors cannot be paved in sequence continuously, and the like, and provides a floor paving robot.

In order to achieve the above purpose, the present invention adopts the following technical scheme:

the floor laying robot comprises a bottom plate, wherein a driving wheel is arranged at the bottom of the bottom plate, and the floor laying robot further comprises: the connecting plate is fixedly connected to the bottom plate, one end, far away from the bottom plate, of the connecting plate is rotationally connected with a rotating frame, a first motor is fixedly connected to the rotating frame, and the output end of the first motor is connected with a unidirectional threaded rod; the rotating rod is rotatably connected to the bottom plate, the top of the rotating rod is fixedly connected with a fixed disc, and one end of the unidirectional threaded rod, which is far away from the first motor, is rotated on the fixed disc; a first guide rod is connected between the rotating frame and the fixed disc; the lifting plate is in threaded connection with the unidirectional threaded rod, a sucker is arranged at the bottom of the lifting plate, and the lifting plate slides on the first guide rod; the third motor is fixedly connected to the bottom plate, the output end of the third motor is fixedly connected with a worm, the rotating rod is fixedly connected with a worm wheel, and the worm is in meshed connection with the worm wheel.

In order to achieve automatic addition of the blocking agent, it is preferable to further include: the storage box and the pump body are fixedly connected to the bottom plate, and the discharge port is fixedly connected to the bottom of the bottom plate; a third pipeline is communicated between the input end of the pump body and the storage box, and a second pipeline is communicated between the output end of the pump body and the discharge port.

In order to achieve the blocking effect, it is preferable to further include: the bidirectional threaded rod is rotationally connected to the bottom of the bottom plate, a moving block is connected to the bidirectional threaded rod in a threaded manner, and the discharge port is fixed on the moving block; the output end of the third motor is fixedly connected with a second rotating shaft, the worm is fixed on the second rotating shaft, and the second rotating shaft is connected with the bidirectional threaded rod through a belt; the second guide rod is fixedly connected to the bottom of the bottom plate, and the moving block is slidably connected to the second guide rod.

Preferably, the method further comprises: the third rotating shaft is rotatably connected to the bottom plate, and one end, far away from the third motor, of the second rotating shaft is connected with the third rotating shaft through the ratchet wheel assembly; the belt is connected between the third rotating shaft and the bidirectional threaded rod.

In order to improve the laying quality, preferably, a vibrator is arranged on the lifting plate.

In order to prevent the blocking agent from solidifying, it is preferable to further include: the protective cover is fixedly connected to the top of the storage box, a second motor is fixedly connected in the protective cover, and the output end of the second motor is fixedly connected with a stirring rod; the stirring rod is positioned in the storage box.

In order to remove dust on the surface of the base plate, it is preferable to further include: the negative pressure cover is fixedly connected in the protective cover, a first rotating shaft is rotationally connected to the negative pressure cover, and a fan is fixedly connected to the first rotating shaft; one end of the first rotating shaft extending out of the negative pressure cover is fixedly connected with a second gear, the output end of the second motor is fixedly connected with a first gear, and the first gear is meshed with the second gear; the side wall of the protective cover is provided with a ventilation net, and the bottom of the negative pressure cover is provided with an air inlet; the side wall of the connecting plate is provided with a spray head, and a first pipeline is connected between the spray head and the top of the negative pressure cover.

In order to improve the heat dissipation efficiency of the second motor, preferably, the air permeable net and the air inlet are respectively located at two sides of the second motor.

In order to limit the bottom plate, preferably, the top of the protective cover is fixedly connected with a stop lever; the spray head is positioned between the connecting plate and the stop lever.

In order to facilitate cleaning of the storage tank, preferably, a fourth pipeline is communicated with the second pipeline, and a rotary switch is arranged on the fourth pipeline.

Compared with the prior art, the invention provides a floor laying robot, which has the following beneficial effects:

1. this floor lays robot, at the in-process of laying, through the horizontal rotation of control lifter plate and reciprocate, then mutually support with the sucking disc, accomplish and lay, then remove through the drive wheel, then pass through the lifter plate again, lay next floor body automatically, and then realize in succession the purpose that the polylith floor laid in order.

2. This robot is laid on floor, when the horizontal rotation of third motor drive lifter plate, synchronous through belt drive two-way threaded rod rotates, and then drives bin outlet reciprocating motion, realizes that every bin outlet exhaust adhesion agent is curved shape, is not a straight line, and when being convenient for later stage lay the floor body, adhesion agent is more firm with the floor body adhesion.

3. This robot is laid on floor, the second motor is driving puddler pivoted in-process, and the synchronous fan that drives rotates produces the negative pressure and spouts from the shower nozzle, and at the lifter plate through the in-process that the sucking disc carried away the floor body, the air current that the shower nozzle blown off can blow this floor body to, blows off its surface dust, especially the dust of floor body lower surface, guarantees to lay the quality.

4. This robot is laid on floor, puddler have not only played the effect that prevents that the adhesion agent from solidifying, when laying the back of accomplishing, need wash the bin, through puddler fast rotation, realize wasing the bin inner wall.

Drawings

Fig. 1 is a schematic structural view of a floor laying robot according to the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1 of a floor laying robot according to the present invention;

FIG. 3 is an enlarged view of section B of FIG. 1 of a floor laying robot according to the present invention;

fig. 4 is a schematic structural view of a third motor of the floor paving robot according to the present invention;

FIG. 5 is a schematic diagram of a moving block of a floor laying robot according to the present invention;

FIG. 6 is a schematic view of a turret of a floor laying robot according to the present invention;

FIG. 7 is a schematic structural view of a lifting plate of a floor laying robot according to the present invention;

fig. 8 is a schematic structural view of a nozzle of a robot for laying floors according to the present invention.

In the figure: 1. a bottom plate; 101. a driving wheel; 2. a connecting plate; 201. a rotating frame; 202. a first motor; 203. a one-way threaded rod; 204. a first guide bar; 205. a fixed plate; 206. a rotating lever; 3. a lifting plate; 301. a suction cup; 302. a vibrator; 4. a storage tank; 401. a feed inlet; 402. a protective cover; 5. a second motor; 501. a stirring rod; 502. a first gear; 503. a first rotating shaft; 504. a second gear; 6. a negative pressure cover; 601. a fan; 602. a breathable net; 603. an air inlet; 604. a first pipe; 605. a spray head; 606. a stop lever; 7. a side door; 8. a third motor; 801. a second rotating shaft; 802. a worm; 803. a worm wheel; 9. a third rotating shaft; 901. a ratchet assembly; 902. a belt; 903. a two-way threaded rod; 904. a second guide bar; 10. a moving block; 1001. a discharge port; 1002. a second pipe; 11. a pump body; 1101. a third conduit; 12. a fourth conduit; 1201. a rotary switch; 13. a floor body.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.

In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

Example 1:

referring to fig. 1-8, a floor laying robot comprises a base plate 1, a driving wheel 101 is arranged at the bottom of the base plate 1, the driving wheel 101 is used for driving the base plate 1 and even the whole robot to move, and the floor laying robot further comprises: the connecting plate 2 of fixed connection on bottom plate 1, the one end that bottom plate 1 was kept away from to connecting plate 2 rotates and is connected with rotating turret 201, fixedly connected with first motor 202 on the rotating turret 201, and the output of first motor 202 is connected with one-way threaded rod 203, and one-way threaded rod 203 and rotating turret 201 are around the rotation center collineation of connecting plate 2.

The rotating rod 206 connected to the bottom plate 1 is rotated, the fixed disc 205 is fixedly connected to the top of the rotating rod 206, one end of the unidirectional threaded rod 203, which is far away from the first motor 202, is rotated on the fixed disc 205, and the axes of the unidirectional threaded rod 203, the fixed disc 205 and the rotating rod 206 are collinear.

A first guide rod 204 is connected between the rotating frame 201 and the fixed disc 205, and the first guide rod 204 can be fixedly connected or rotationally connected with the rotating frame 201 and the fixed disc 205.

The lifting plate 3 is in threaded connection with the unidirectional threaded rod 203, a sucker 301 is arranged at the bottom of the lifting plate 3, and the lifting plate 3 slides on the first guide rod 204; the third motor 8 is fixedly connected to the bottom plate 1, the output end of the third motor 8 is fixedly connected with a worm 802, the rotating rod 206 is fixedly connected with a worm wheel 803, and the worm 802 is meshed with the worm wheel 803.

During operation, a master worker places a plurality of floor bodies 13 needing to be paved on the bottom plate 1, the back of the bottom plate is downward, namely one surface needing to be paved is downward, then the master worker smears an adhesive on the ground, then the first motor 202 is started, the lifting plate 3 is moved to the top through the unidirectional threaded rod 203, then the third motor 8 is started, the rotating rod 206 is driven to rotate through the worm 802 and the worm wheel 803, and then the lifting plate 3 is driven to horizontally rotate through the fixed disc 205 and the first guide rod 204, at the moment, the rotating frame 201 also synchronously rotates, when the lifting plate 3 rotates to the upper side of the floor body 13, the horizontal rotation is stopped, then the lifting plate 3 is started to downwardly move again through the first motor 202, the sucker 301 is in contact with the upper surface of the floor body 13, and as the upper surface of the floor body 13 is smooth, the sucker 301 is easy to adsorb, then the lifting plate 3 is upwardly moved for one end distance, the third motor 8 is reversely rotated, the lifting plate 3 is driven to reversely horizontally rotate to the upper side of the area needing to be paved, then the lifting plate 3 is driven to downwardly, the sucker 301 is driven to be in contact with the adhesive, and finally, the sucker 301 is released, and the paving is completed.

After the paving is completed, the driving wheel 101 is used for moving, the process is repeated, the next floor body 13 is automatically paved, the purpose of continuously paving a plurality of floors in sequence is further achieved, and the degree of automation is improved.

It should be noted that, the materials of the floor body 13 are different, and the adhesive is also different, and if the floor body 13 is made of wood, the adhesive is floor glue; if the floor body 13 is a tile, the adhesive is cement paste.

As shown in fig. 1, 3 and 5, in order to realize automatic smearing of the adhesive on the ground, instead of manual smearing by workers, the whole technical scheme is optimized.

Further comprises: the storage box 4 and the pump body 11 of fixed connection on bottom plate 1, the bin outlet 1001 of fixed connection in bottom plate 1 bottom, the number of bin outlet 1001 is 5-15, and the straight row is arranged, and storage box 4 lateral wall is equipped with charge door 401, and the intercommunication has third pipeline 1101 between the input of pump body 11 and the storage box 4, and the intercommunication has second pipeline 1002 between the output of pump body 11 and bin outlet 1001.

According to the different materials of the floor body 13, the corresponding adhesive agent prepared in advance is filled in the storage box 4, then in the laying process, before the laying process, the pump body 11 is started, the adhesive agent is conveyed into the discharge port 1001 through the third pipeline 1101 and the second pipeline 1002 and then discharged, then the floor body is matched with the driving wheel 101, the floor 1 is synchronously driven to move backwards, the automatic application of the adhesive agent is realized, then the floor body 13 is laid on the adhesive agent which is coated through the lifting plate 3, then the pump body 11 and the driving wheel 101 are started again, the adhesive agent is coated while moving, and the next laying is performed.

As shown in fig. 3, 4 and 5, the overall technical solution is further optimized in order to improve the adhesive application quality.

Further comprises: the bidirectional threaded rod 903 connected to the bottom of the bottom plate 1 is rotated, the bidirectional threaded rod 903 is in threaded connection with the moving block 10, the discharge port 1001 is fixed on the moving block 10, and the discharge port 1001 is fixedly connected to the bottom of the moving block 10.

The output end of the third motor 8 is fixedly connected with a second rotating shaft 801, a worm 802 is fixed on the second rotating shaft 801, and the second rotating shaft 801 is connected with a bidirectional threaded rod 903 through a belt 902; the second guide bar 904 fixedly connected to the bottom of the base plate 1, and the moving block 10 is slidably connected to the second guide bar 904.

When the whole device is driven to move by the driving wheel 101, the adhesive is smeared through the pump body 11, in order to improve the laying efficiency, the third motor 8 is synchronously started, the lifting plate is driven to horizontally rotate, at the moment, the third motor 8 synchronously drives the bidirectional threaded rod 903 to rotate through the belt 902, then the moving block 10 is driven to reciprocate, and then the material discharging ports 1001 are driven to reciprocate, so that the adhesive discharged by each material discharging port 1001 is in a curved shape and is not in a straight line, and when the floor body 13 is laid at a later stage, the adhesive is more firmly adhered to the floor body 13, and no empty package phenomenon can be caused.

The second pipe 1002 is a movable hose.

As shown in fig. 4, the method further comprises: the third rotating shaft 9 is rotatably connected to the bottom plate 1, and one end, far away from the third motor 8, of the second rotating shaft 801 is connected with the third rotating shaft 9 through a ratchet wheel assembly 901; a belt 902 is connected between the third shaft 9 and a threaded bi-directional rod 903.

Because the third motor 8 needs to rotate positively and negatively, through the ratchet wheel assembly 901, realize that the third pivot 9 can only rotate to a direction, that is to say, when the horizontal reciprocal rotation of third motor 8 positive and negative rotation drive lifter plate 3, the third motor 8 can only rotate through the time of ratchet wheel assembly 901 drive third pivot 9 half, half time, ratchet wheel assembly 901 skids automatically, and then guarantee that bi-directional threaded rod 903 can only rotate to same direction, guarantee the stationarity that movable block 10 removed, when avoiding appearing the adhesive of bin outlet 1001 exhaust, the adhesive curve is smooth curve, the inflection point can not appear, and then guarantee that the adhesive is paintd evenly.

The ratchet assembly 901 has a unidirectional transmission characteristic, and reference may be made to the application number: CN202111353579.6, patent title: disclosed are a cement-based material surface detection device and a detection method thereof, wherein a third rotating shaft 9 is fixedly connected with an outer shaft, and a second rotating shaft 801 is fixedly connected with an inner shaft.

Example 2:

referring to fig. 1 to 8, the overall solution is further optimized on the basis of example 1, substantially the same as in example 1.

As shown in fig. 1 and 7, the lifter plate 3 is provided with a vibrator 302.

When sucking disc 301 adsorbs floor body 13, vibrator 302 and floor body 13 upper surface contact, when laying, when floor body 13 and adhesion agent contact, start vibrator 302, be floor body 13 slight vibrations take place, exert certain pressure to floor body 13 through lifter plate 3 simultaneously, can spread adhesion agent better all around, pave the whole bottom of floor body 13, improve the fastness that floor body 13 laid.

As in fig. 1 and 2, further comprising: the protective cover 402 is fixedly connected to the top of the storage box 4, the second motor 5 is fixedly connected in the protective cover 402, and the stirring rod 501 is fixedly connected to the output end of the second motor 5; the stirring rod 501 is located in the storage tank 4.

The side wall of the shield 402 is provided with a side door 7.

In the laying process, the second motor 5 is driven, the stirring rod 501 is driven to rotate, the adhesive in the storage box 4 is stirred, solidification and agglomeration are prevented, and the laying quality is ensured.

As shown in fig. 1 and 8, the connection plate 2 may also be fixed to the top of the shield 402.

As shown in fig. 1, 2 and 8, the overall technical solution is further optimized in order to ensure the paving quality.

Further comprises: the negative pressure cover 6 is fixedly connected in the protective cover 402, the first rotating shaft 503 is rotationally connected to the negative pressure cover 6, the fan 601 is fixedly connected to the first rotating shaft 503, and the fan 601 is located in the negative pressure cover 6.

One end of the first rotating shaft 503 extending out of the negative pressure cover 6 is fixedly connected with a second gear 504, the output end of the second motor 5 is fixedly connected with a first gear 502, and the first gear 502 is meshed with the second gear 504; the side wall of the protective cover 402 is provided with a ventilation net 602, and the bottom of the negative pressure cover 6 is provided with an air inlet 603; the side wall of the connecting plate 2 is provided with spray heads 605, a first pipeline 604 is connected between the spray heads 605 and the top of the negative pressure cover 6, and the number of the spray heads 605 is 10-30.

As shown in fig. 1, the floor body 13 is placed on top of the shield 402.

The second motor 5 is in the in-process that drives puddler 501 pivoted, rotate through first gear 502 and second gear 504 in step, then drive fan 601 and rotate, produce the negative pressure, gas gets into protection casing 402 through ventilative net 602, then get into negative pressure cover 6 through air inlet 603 in, finally spout from shower nozzle 605 through first pipeline 604, simultaneously, lifter plate 3 adsorbs the floor body 13 at protection casing 402 top through sucking disc 301, in the in-process of transporting floor body 13 away, can be through the place ahead of shower nozzle 605, the air current that shower nozzle 605 blown out can blow this piece floor body 13, blow off its surface dust, especially the dust of floor body 13 lower surface, guarantee to lay the quality.

The number of teeth of the second gear 504 is smaller than that of the first gear 502, and serves to increase the rotation speed of the first rotation shaft 503.

As shown in fig. 1, the air-permeable net 602 and the air inlet 603 are located on both sides of the second motor 5, respectively.

When the gas enters the protective cover 402 through the ventilation net 602, the gas firstly passes through the second motor 5 and then enters the protective cover 402 through the gas inlet 603, and the gas flow can rapidly take away the heat emitted by the second motor 5, so that the service life of the second motor 5 is prolonged, and the stirring rod 501 is required to be driven to stir the adhesive agent when the second motor 5 works, so that the required power and torque are relatively large, the heating value is relatively large, and the heat dissipation is required.

As shown in fig. 1 and 7, a stop lever 606 is fixedly connected to the top of the protective cover 402; the spray heads 605 are positioned between the connecting plate 2 and the stop rods 606, and the number of the stop rods 606 is 2-6.

Through the spacing of pin 606, when floor body 13 placed at the protection casing 402 top, can effectively prevent that the accidental injury from reaching shower nozzle 605, simultaneously, floor body 13 all pastes with pin 606, has also played the effect of location.

As shown in fig. 3, the second pipeline 1002 is communicated with the fourth pipeline 12, the fourth pipeline 12 is provided with a rotary switch 1201, and the fourth pipeline 12 is in a normally closed state through the rotary switch 1201 in the laying process.

After laying, when the storage tank 4 needs to be cleaned, clean water is filled into the storage tank 4 through the feed inlet 401, then the second motor 5 is started to drive the stirring rod 501 to rotate rapidly, the inner wall of the storage tank 4 is cleaned, then the fourth pipeline 12 is conducted through the rotary switch 1201, the pump body 11 is started again to pump out water in the storage tank 4, horsepower is increased, at the moment, part of water can be directly discharged through the fourth pipeline 12, the other part of water can enter the second pipeline 1002, and then is discharged from the discharge outlet 1001, and the second pipeline 1002 and the discharge outlet 1001 are cleaned.

The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.

Claims

1. The floor laying robot comprises a bottom plate (1), wherein a driving wheel (101) is arranged at the bottom of the bottom plate (1), and is characterized by further comprising:

the connecting plate (2) is fixedly connected to the bottom plate (1), one end, far away from the bottom plate (1), of the connecting plate (2) is rotationally connected with a rotating frame (201), a first motor (202) is fixedly connected to the rotating frame (201), and the output end of the first motor (202) is connected with a unidirectional threaded rod (203);

a rotating rod (206) connected to the bottom plate (1) in a rotating way, a fixed disc (205) is fixedly connected to the top of the rotating rod (206), and one end of the unidirectional threaded rod (203) far away from the first motor (202) rotates on the fixed disc (205);

a first guide rod (204) is connected between the rotating frame (201) and the fixed disc (205);

the lifting plate (3) is in threaded connection with the unidirectional threaded rod (203), a sucker (301) is arranged at the bottom of the lifting plate (3), and the lifting plate (3) slides on the first guide rod (204);

the third motor (8) is fixedly connected to the bottom plate (1), the output end of the third motor (8) is fixedly connected with a worm (802), the rotating rod (206) is fixedly connected with a worm wheel (803), and the worm (802) is meshed with the worm wheel (803);

further comprises:

a storage box (4) and a pump body (11) which are fixedly connected to the bottom plate (1), and a discharge port (1001) which is fixedly connected to the bottom of the bottom plate (1);

a third pipeline (1101) is communicated between the input end of the pump body (11) and the storage box (4), and a second pipeline (1002) is communicated between the output end of the pump body (11) and the discharge port (1001);

further comprises:

the bidirectional threaded rod (903) is rotatably connected to the bottom of the bottom plate (1), the bidirectional threaded rod (903) is in threaded connection with the moving block (10), and the discharge port (1001) is fixed on the moving block (10);

the output end of the third motor (8) is fixedly connected with a second rotating shaft (801), the worm (802) is fixed on the second rotating shaft (801), and the second rotating shaft (801) is connected with the bidirectional threaded rod (903) through a belt (902);

the second guide rod (904) is fixedly connected to the bottom of the bottom plate (1), and the moving block (10) is connected to the second guide rod (904) in a sliding manner;

further comprises:

the third rotating shaft (9) is rotatably connected to the bottom plate (1), and one end, far away from the third motor (8), of the second rotating shaft (801) is connected with the third rotating shaft (9) through a ratchet assembly (901);

the belt (902) is connected between the third rotating shaft (9) and the bidirectional threaded rod (903).

2. A floor laying robot according to claim 1, characterized in that the lifting plate (3) is provided with a vibrator (302).

3. A flooring paving robot as claimed in claim 1, further comprising:

the protective cover (402) is fixedly connected to the top of the storage box (4), a second motor (5) is fixedly connected in the protective cover (402), and the output end of the second motor (5) is fixedly connected with a stirring rod (501);

the stirring rod (501) is positioned in the storage box (4).

4. A flooring application robot as claimed in claim 3, further comprising:

the negative pressure cover (6) is fixedly connected in the protective cover (402), a first rotating shaft (503) is rotationally connected to the negative pressure cover (6), and a fan (601) is fixedly connected to the first rotating shaft (503);

one end of the first rotating shaft (503) extending out of the negative pressure cover (6) is fixedly connected with a second gear (504), the output end of the second motor (5) is fixedly connected with a first gear (502), and the first gear (502) is in meshed connection with the second gear (504);

the side wall of the protective cover (402) is provided with a ventilation net (602), and the bottom of the negative pressure cover (6) is provided with an air inlet (603);

the side wall of the connecting plate (2) is provided with a spray head (605), and a first pipeline (604) is connected between the spray head (605) and the top of the negative pressure cover (6).

5. -floor covering robot according to claim 4, characterized in that the air-permeable net (602) and the air inlet (603) are located on both sides of the second motor (5), respectively.

6. -a floor covering robot according to claim 4, characterized in that the top of the protective cover (402) is fixedly connected with a stop lever (606);

the spray head (605) is positioned between the connecting plate (2) and the stop lever (606).

7. A floor laying robot according to claim 3, characterized in that the second pipe (1002) is connected to a fourth pipe (12), and that the fourth pipe (12) is provided with a rotation switch (1201).