CN115716464A

CN115716464A - Car washing robot

Info

Publication number: CN115716464A
Application number: CN202211702681.7A
Authority: CN
Inventors: 黄浩; 赵燕妮; 杨世昌; 王锋锋; 周立强; 马雪花; 刘刚
Original assignee: Ningxia Zhuyun Technology Co ltd
Current assignee: Ningxia Zhuyun Technology Co ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-02-28

Abstract

The utility model provides a car washing robot, controlling means and squirt belt cleaning device, degritting dewatering device and vehicle appearance collection system are connected, vehicle appearance collection system offers controlling means with picture data, controlling means removes plummer intermittent type according to picture data control and removes plummer intermittent type and remove, controlling means carries out the contact in order and washes and according to degritting and dewatering sequence data control degritting dewatering device motion and adopt the air current mode to blow off the water stain of the not dry stereoplasm tiny particle such as grit that adheres to the automobile body surface of automobile body surface according to the washing sequence data control squirt belt cleaning device motion that corresponds with picture data and the automobile body surface of automobile of treating, so, the water stain of the not dry stereoplasm tiny particle such as grit that adheres to the automobile body surface is got rid of, in follow-up wiping process, avoid taking place because of the condition of the fish tail car lacquer of the stereoplasm tiny particle in the not dry water stain.

Description

Car washing robot

Technical Field

The invention relates to the technical field of automobile cleaning, in particular to a car washing robot.

Background

With the development of economy and the improvement of living standard, the number of automobiles is rapidly increased, and the automobiles need to be frequently cleaned in order to ensure the beauty and tidiness of the automobiles. In the prior art, the vehicle is mainly cleaned in the following way: through a gantry type roller car washer and through a non-contact car washer.

When a gantry type roller car washer is adopted for washing, after the car is stopped on the conveyor belt, the car is conveyed into the car washer by the conveyor belt, and after water is sprayed, the car is washed by using three large roller type brushes, namely an upper roller type brush, a left roller type brush and a right roller type brush. The following problems exist in this car washing method: every car often dirty degree is different, but water spray volume and pressure, drum-type brush rotation pressing force and speed all remain unchanged throughout, and the like hardly with the different vehicle sanitization of dirty degree like this, simultaneously, hair roller brush direct contact automobile body surface, if when adhering to stereoplasm tiny particle such as grit in the not dry water stain on automobile body surface, hair roller brush direct contact automobile body surface extrudees the stereoplasm tiny particle in the water stain, and the stereoplasm tiny particle is easy fish tail car lacquer.

When adopting contactless carwash machine to wash, the high pressure that utilizes the squirt washs the vehicle, because the dirty degree of car surface spot, firm degree is different, relies on squirt pressure alone, and is dirty or the more firm unable sanitization of car of spot, needs the car owner to hold the towel and cleans this moment, and is the same, if during hard small particle such as grit, also can appear the condition of fish tail car lacquer in the water stain of not dry on car body surface.

Disclosure of Invention

In view of the above, the invention discloses a car washing robot which can avoid car paint scratch caused by adhering hard small particles such as sand and stone in undried water stains on the surface of a car body.

A car washing robot comprises a movable bearing platform, a water gun cleaning device, a sand and water removing device, a control device and a vehicle appearance collecting device, wherein the water gun cleaning device, the sand and water removing device, the control device and the vehicle appearance collecting device are arranged on the movable bearing platform, and the control device is connected with the water gun cleaning device, the sand and water removing device and the vehicle appearance collecting device; the vehicle appearance acquisition device is used for acquiring picture data of a vehicle to be washed in real time and providing the picture data for the control device, the control device selects corresponding pre-stored vehicle washing walking track data according to the picture data and controls the mobile bearing table to move intermittently according to the vehicle washing walking track data and a preset timing value, the control device also selects corresponding pre-stored cleaning sequence data according to the current appearance data, and the control device controls the water gun cleaning device to move and carries out sequential contact washing on the surface of the vehicle body of the vehicle to be washed according to the cleaning sequence data; after judging that the mobile bearing platform moves according to the pre-stored car washing walking track data, the control device controls the mobile bearing platform to move intermittently according to the car washing walking track data and a preset timing value, selects corresponding pre-stored desanding and dewatering data according to the picture data, and controls the desanding and dewatering device to move and blow water stains, such as undried adhered sand stones and other hard small particles on the surface of the car body to be washed, on the surface of the car body in an air flow mode according to the desanding and dewatering sequence data.

In the car washing robot, a water gun cleaning device, a sand removing and water removing device, a control device and a vehicle appearance acquisition device are arranged on a movable bearing platform, the control device is connected with the water gun cleaning device, the sand removing and water removing device and the vehicle appearance acquisition device, the vehicle appearance acquisition device provides picture data for the control device, the control device selects corresponding pre-stored car washing walking track data according to the picture data and controls the movable bearing platform to intermittently move according to the car washing walking track data and a preset timing value, the control device also selects corresponding pre-stored washing sequence data according to the current appearance data, and the control device controls the water gun cleaning device to move and sequentially contact and wash the surface of a car body to be washed according to the washing sequence data; after judging that the moving bearing platform finishes moving according to the pre-stored car washing walking track data, the control device controls the moving bearing platform to intermittently move according to the car washing walking track data and the preset timing value, and also selects the corresponding pre-stored desanding and dewatering data according to the picture data, the control device controls the desanding and dewatering device to move according to the desanding and dewatering sequence data and blows water stains with undried hard small particles such as sand and stone attached to the surface of the car body to be washed in an air flow mode, so that the water stains with the undried hard small particles such as sand and stone attached to the surface of the car body are timely removed, and the situation that car paint is scratched due to the hard small particles in the undried water stains is avoided in the subsequent wiping process.

Drawings

Fig. 1 is a functional block diagram of a car washing robot according to a preferred embodiment.

Fig. 2 is a schematic structural view of the water gun cleaning device in fig. 1.

FIG. 3 is a schematic view of the sand and water removing apparatus shown in FIG. 1.

In the figure: the device comprises a car washing robot 10, a mobile bearing platform 20, a water gun cleaning device 30, a first lifting device 31, a water spraying device 32, a first transverse moving device 320, a flushing water spraying piece 321, a roller device 322, an angle adjusting device 33, a pivoting piece 330, a screw and wire sleeve lifting device 331, a sand and water removing device 40, a second lifting device 41, an air flow type sand and water removing device 42, a second transverse moving device 420, a sand and water removing piece 421, a wiping roller device 4210, an air flow conveying piece 4211, a sand throwing roller device 4212, a blocking plate 4213, an angle adjusting device 43, a pivoting piece 430, a screw and wire sleeve lifting device 431, a control device 50 and a vehicle appearance collecting device 60.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1, the car washing robot 10 provided by the present invention includes a mobile carrier 20, a water gun cleaning device 30, a sand and water removing device 40, a control device 50 and a vehicle shape collecting device 60, wherein the water gun cleaning device 30, the sand and water removing device 40, the control device 50 and the vehicle shape collecting device 60 are arranged on the mobile carrier 20, and the control device 50 is connected with the water gun cleaning device 30, the sand and water removing device 40 and the vehicle shape collecting device 60; the vehicle appearance acquisition device 60 is used for acquiring image data of the vehicle to be washed in real time and providing the image data for the control device 50, the control device 50 selects corresponding pre-stored vehicle washing walking track data according to the image data and controls the mobile bearing platform 20 to intermittently move according to the vehicle washing walking track data and a preset timing value, the control device 50 also selects corresponding pre-stored cleaning sequence data according to the current appearance data, and the control device 50 controls the water gun cleaning device 30 to move and controls the surface of the vehicle body of the vehicle to be washed to be sequentially contacted and washed according to the cleaning sequence data; after judging that the moving bearing platform 20 finishes moving according to the pre-stored car washing moving track data, the control device 50 controls the moving bearing platform 20 to intermittently move according to the car washing moving track data and the preset timing value, the control device 50 also selects the corresponding pre-stored desanding and dewatering data according to the picture data, and the control device 50 controls the desanding and dewatering device 40 to move according to the desanding and dewatering sequence data and blows water stains of undried hard small particles such as attached sand stones on the surface of the car body in an air flow mode on the surface of the car body to be washed.

The image data is used for identifying the shape of an automobile, the shape of the automobile comprises the shape of a sedan, the shape of an urban off-road vehicle and the shape of a pickup truck, a car washing database is prestored in the control device, a table of the car washing database comprises a shape column of the automobile, a car washing walking track data column, a washing sequence data column, a sand removal and water removal sequence data column and a preset timing value column, the control device 50 finds out the shape of the corresponding automobile from the shape column of the automobile in the table of the car washing database according to the current shape data, and finds out the corresponding shape of the automobile according to the car washing walking track data, the washing sequence data, the sand removal and water removal sequence data and the preset timing value corresponding to the found shape of the automobile.

Further, referring to fig. 2, the cleaning sequence data includes height data of the first lifting device, traverse movement data of the first traverse movement device moving left and right, water spraying angle data of the first washing water spraying member, pressure data of water spraying, and washing position data, wherein the height data of the first lifting device, traverse movement data of the first traverse movement device moving left and right, water spraying angle data of the first washing water spraying member, and pressure data of water spraying are used as a set corresponding to a washing position data, the water gun cleaning device 30 includes a first lifting device 31 and a water spraying device 32, the first lifting device 31 is fixed on the mobile bearing platform 20, the telescopic end of the first lifting device 31 is fixedly connected with the water spraying device 32 to drive the water spraying device 32 to move up and down, the water spraying device 32 includes a first traverse movement device 320 and a washing water spraying member 321, the traverse movement end of the first traverse movement device 320 is fixedly connected with the telescopic end of the first lifting device 31, the traverse movement end of the first traverse movement device 320 is fixedly connected with the washing water spraying member 321, the control device 50 is connected with the first lifting device 31, the roof washing device 60, and provides a real-time control image of the vehicle according to the current vehicle roof washing data, the vehicle roof washing image acquisition device 60, and the vehicle roof washing image acquisition control data acquisition device 60; the control device 50 obtains a set of height data of the first lifting device, transverse movement data of the first transverse moving device moving left and right, water spraying angle data of the flushing water spraying piece and pressure data of the sprayed water according to the searched corresponding flushing position data, the control device controls the first lifting device 31 to lift up and down according to the height data of the first lifting device, the control device 50 controls the first transverse moving device 320 to move left and right according to the transverse movement data of the first transverse moving device moving left and right, and the control device 50 controls the water spraying angle of the flushing water spraying piece 321 and the pressure of the sprayed water according to the water spraying angle data of the flushing water spraying piece and the pressure data of the sprayed water.

In the present embodiment, the water spraying device 32 includes two washing water spraying members 321 and a roller device 322, the washing water spraying members 321 and the roller device 322 are fixedly connected to the lateral moving end of the first lateral moving device 320, the roller device 322 is located between the two washing water spraying members, the roller device 322 is electrically connected to the control device 50, and the control device 50 controls the two washing water spraying members 321 to spray water and the cotton thread type rotating roller of the roller device 322 to rotate, so that when the two washing water spraying members 321 spray water, the rotating cotton thread type rotating roller is in contact with the surface of the automobile body, so as to remove dirt and separate the dirt from the surface of the automobile body along with the water sprayed by the washing water spraying members 321. The water gun cleaning device 30 further includes an angle adjusting device 33, and the angle adjusting device 33 is disposed between the telescopic end of the first lifting device 31 and the water spraying device 32, so that the telescopic end of the first lifting device 31 and the water spraying device 32 can rotate relatively to each other, thereby adjusting the angle of the water spraying device 32. For example, the angle adjusting device 33 includes a pivot 330 and a lead screw sleeve lifting device 331, the pivot 330 is fixedly connected to the telescopic end of the first lifting device 31 and the water spraying device 32, the sleeve of the lead screw sleeve lifting device 331 is fixedly connected to the water spraying device 32, the lead screw of the lead screw sleeve lifting device 331 is connected to the telescopic end of the first lifting device 31, a driving device (e.g., a motor) of the lead screw sleeve lifting device 331 drives the lead screw to rotate, and the corresponding sleeve moves up and down on the lead screw, so that the water spraying device 32 rotates by a predetermined angle by using the pivot 330 as a rotating shaft, thereby achieving angle adjustment of the water spraying device 32. In other embodiments, the washing water-spraying member 321 and the roller device 322 may also be connected to the first lateral moving device 320 through an angle adjusting device, so as to further adjust the angle of the washing water-spraying member 321 and the roller device 322.

Further, referring to fig. 3, the data of the sequence of sand removal and water removal includes height data of the second lifting device, horizontal movement data of the second horizontal movement device moving left and right, airflow pressure data of the sand removal and water removal part, and position data of sand removal and water removal; the height data of the lifting of the second lifting device, the traversing data of the left-and-right movement of the second transverse moving device, and the airflow pressure data of the sand-removing and water-removing parts are used as a group of data corresponding to a sand-removing and water-removing position, the sand-removing and water-removing device 40 comprises a second lifting device 41 and an airflow sand-removing and water-removing device 42, the second lifting device 41 is fixed on the mobile bearing platform 20, the telescopic end of the second lifting device 41 is fixedly connected with the airflow sand-removing and water-removing device 42 to drive the airflow sand-removing and water-removing device 42 to move up and down, the airflow sand-removing and water-removing device 42 comprises a second transverse moving device 420 and a sand-removing and water-removing part 421, the second transverse moving device 420 is fixedly connected with the telescopic end of the second lifting device 41, the transverse moving end of the second transverse moving device 420 is fixedly connected with the sand-removing and water-removing part 421, the control device 50 also receives the current data of the vehicle provided by the vehicle acquisition device 60 in real time, the control device 50 obtains the current image data of the sand-removing and water-removing data of the image of the vehicle roof, and judges the image data of the vehicle, such as the image data of the image of the vehicle roof of the sand-removing and the water-removing device 50; the control device 50 obtains a set of height data of lifting of the second lifting device, transverse movement data of left and right movement of the second transverse moving device, and airflow pressure data of the desanding and dewatering piece according to the searched corresponding desanding and dewatering position data, the control device 50 controls 41 the lifting device to lift up and down according to the height data of lifting of the second lifting device, the control device 50 controls the second transverse moving device 420 to move left and right according to the transverse movement data of left and right movement of the second transverse moving device, and the control device 50 controls the flow rate of the ejected airflow of the desanding and dewatering piece 421 according to the airflow pressure data of the desanding and dewatering piece.

Further, the sand and water removing member 421 includes a wiping roller device 4210, an air flow conveyor 4211, and a sand throwing roller device 4212, the wiping roller device 4210, the air flow conveyor 4211, the sand throwing roller device 4212 are fixedly connected with the transverse moving end of the second transverse moving device 420, the air flow conveyor 4211 is located between the wiping roller device 4210 and the sand throwing roller device 4212, the wiping roller device 4210 and the sand throwing roller device 4212 are electrically connected with the control device 50, the control device 50 controls the rotation of the air flow conveyor 4211, the wiping roller device 4210 and the cotton thread type rotating rollers of the sand throwing roller device 4212, so that when the air flow is ejected from the air flow conveyor 4211, the cotton thread type rotating rollers rotating by the sand throwing roller device 4212 are used for soaking out the water of hard small particles such as undried gravels and the like on the surface of the vehicle body of the vehicle and are separated from the surface of the vehicle body along with the air flow, and the cotton thread type rotating rollers of the wiping roller device 4210 are used for wiping the residual water stain on the surface of the vehicle body of the vehicle. The desanding and dewatering device 40 further comprises an angle adjusting device 43, and the angle adjusting device 43 is arranged between the telescopic end of the second lifting device 41 and the airflow type desanding and dewatering device 42, so that the telescopic end of the second lifting device 41 and the airflow type desanding and dewatering device 42 can rotate relatively to each other, and the angle adjustment of the airflow type desanding and dewatering device 42 is realized. For example, the angle adjusting device 43 includes a pivoting member 430 and a screw sheath lifting device 431, the pivoting member 430 is fixedly connected to the telescopic end of the second lifting device 41 and the air-flow type sand and water removing device 42, the sheath of the screw sheath lifting device 431 is fixedly connected to the air-flow type sand and water removing device 42, the screw of the screw sheath lifting device 431 is connected to the telescopic end of the second lifting device 41, a driving device (e.g., a motor) of the screw sheath lifting device 431 drives the screw to rotate, and the corresponding sheath moves up and down on the screw, so that the air-flow type sand and water removing device 42 rotates by a predetermined angle by using the pivoting member 430 as a rotating shaft, thus realizing the angle adjustment of the air-flow type sand and water removing device 42. In other embodiments, the washing water jet 421 and the roller device 422 may also be connected to the second lateral movement device 420 by an angle adjustment device, so that the angle adjustment of the wiping roller device 4210, the air flow conveyor 4211 and the sand throwing roller device 4212 is further achieved.

Further, a blocking plate 4213 is arranged between the air flow conveying piece 4211 and the wiping roller device 4210 and the sand throwing roller device 4212, the blocking plate 4213 is fixedly connected with the transverse moving end of the second transverse moving device 420 to prevent hard small particles from reaching the positions of the wiping roller device 4210 and the air flow conveying piece 4211 along with the rotation of the cotton thread type rotating roller of the sand throwing roller device 4212, the air flow conveying piece 4211 comprises a main pipeline and a transverse pipeline, a flexible piece is arranged on the surface of the transverse pipeline opposite to the surface of the vehicle body, and an exhaust hole is formed in the transverse pipeline and is close to the sand throwing roller device 4212 and the flexible piece.

In the car washing robot, the water gun cleaning device 30, the sand removing and water removing device 40, the control device 50 and the vehicle appearance acquisition device 60 are arranged on the mobile bearing platform 20, the control device 50 is connected with the water gun cleaning device 30, the sand removing and water removing device 40 and the vehicle appearance acquisition device 60, the vehicle appearance acquisition device 60 provides picture data for the control device 50, the control device 50 selects corresponding prestored car washing walking track data according to the picture data and controls the mobile bearing platform 20 to intermittently move according to the car washing walking track data and a preset timing value, the control device 50 also selects corresponding prestored washing sequence data according to the current appearance data, and the control device 50 controls the water gun cleaning device 30 to move and sequentially contact and wash the surface of a car to be washed according to the washing sequence data; after judging that the moving bearing platform 20 finishes moving according to the pre-stored car washing moving track data, the control device 50 controls the moving bearing platform 20 to intermittently move according to the car washing moving track data and the pre-set timing value, the control device 50 also selects the corresponding pre-stored desanding and dewatering data 40 according to the picture data, the control device 50 controls the desanding and dewatering device 40 to move according to the desanding and dewatering sequence data and blows water spots of hard small particles such as undried attached sand stones and the like on the surface of the car body to be washed in an air flow mode, therefore, the water spots of the hard small particles such as the undried attached sand stones and the like on the surface of the car body can be timely removed, and the situation that car paint is scratched due to the hard small particles in the undried water spots is avoided in the subsequent wiping process.

Claims

1. A car washing robot is characterized by comprising a movable bearing platform, a water gun cleaning device, a sand removing and water removing device, a control device and a vehicle appearance acquisition device, wherein the water gun cleaning device, the sand removing and water removing device, the control device and the vehicle appearance acquisition device are arranged on the movable bearing platform, and the control device is connected with the water gun cleaning device, the sand removing and water removing device and the vehicle appearance acquisition device; the vehicle appearance acquisition device is used for acquiring image data of a vehicle to be washed in real time and providing the image data for the control device, the control device selects corresponding pre-stored vehicle washing walking track data according to the image data and controls the mobile bearing table to move intermittently according to the vehicle washing walking track data and a preset timing value, the control device also selects corresponding pre-stored cleaning sequence data according to the current appearance data, and the control device controls the water gun cleaning device to move and carries out sequential contact washing on the surface of the vehicle body of the vehicle to be washed according to the cleaning sequence data; after judging that the mobile bearing platform moves according to the pre-stored car washing walking track data, the control device controls the mobile bearing platform to move intermittently according to the car washing walking track data and a preset timing value, selects corresponding pre-stored desanding and dewatering data according to the picture data, and controls the desanding and dewatering device to move and blow water stains, such as undried adhered sand stones and other hard small particles on the surface of the car body to be washed, on the surface of the car body in an air flow mode according to the desanding and dewatering sequence data.

2. The vehicle washing robot according to claim 1, wherein: the picture data is used for identifying the shape of the automobile, the shape of the automobile comprises the shape of a sedan, the shape of an urban off-road vehicle and the shape of a pickup, a car washing database is prestored in the control device, a table of the car washing database comprises a shape column of the automobile, a car washing walking track data column, a washing sequence data column, a sand removing and water removing sequence data column and a preset timing value column, the control device searches the shape of the corresponding automobile from the shape column of the automobile in the table of the car washing database according to the current shape data, and the car washing walking track data, the washing sequence data, the sand removing and water removing sequence data and the preset timing value corresponding to the searched shape of the automobile are further used for identifying the shape of the automobile.

3. The vehicle washing robot according to claim 2, wherein: the cleaning sequence data comprises height data of lifting of the first lifting device, transverse movement data of left and right movement of the first transverse moving device, water spraying angle data of a first flushing water spraying piece, pressure data of sprayed water and flushing position data, wherein the height data of lifting of the first lifting device, the transverse movement data of left and right movement of the first transverse moving device, the water spraying angle data of the first flushing water spraying piece and the pressure data of sprayed water correspond to one flushing position data as a group; the control device obtains a group of height data of lifting of the first lifting device, transverse movement data of left and right movement of the first transverse moving device, water spraying angle data of the flushing water spraying piece and pressure data of water spraying according to the searched corresponding flushing position data, controls the first lifting device to lift up and down according to the height data of lifting of the first lifting device, controls the first transverse moving device to move left and right according to the transverse movement data of left and right movement of the first transverse moving device, and controls the water spraying angle of the flushing water spraying piece and the pressure of water spraying according to the water spraying angle data of the flushing water spraying piece and the pressure data of water spraying.

4. The vehicle washing robot according to claim 3, wherein: the water spraying device comprises two flushing water spraying pieces and a roller device, the flushing water spraying pieces and the roller device are fixedly connected with the transverse moving end of the first transverse moving device, the roller device is positioned between the two flushing water spraying pieces, the roller device is electrically connected with the control device, the control device controls the two flushing water spraying pieces to spray water and the cotton thread type rotary roller of the roller device to rotate, when the two flushing water spraying pieces spray water, the rotary cotton thread type rotary roller is in contact with the surface of the automobile body, and dirt is removed and is separated from the surface of the automobile body along with the water sprayed by the flushing water spraying pieces.

5. The vehicle washing robot according to claim 1, wherein: the desanding and dewatering sequence data comprise height data of lifting of the second lifting device, transverse moving data of left and right movement of the second transverse moving device, airflow pressure data of a desanding and dewatering part and desanding and dewatering position data; wherein the height data of the second lifting device, the transverse movement data of the second transverse moving device moving left and right, and the airflow pressure data of the sand removing and water removing part are taken as a group corresponding to one set of sand removing and water removing position data, the sand removing and water removing device comprises a second lifting device and an airflow type sand removing and water removing device, the second lifting device is fixed on a movable bearing platform, the telescopic end of the second lifting device is fixedly connected with the airflow type sand removing and water removing device so as to drive the airflow type sand removing and water removing device to move up and down, the airflow type sand removing and water removing device comprises a second transverse moving device and a sand removing and water removing part, the second transverse moving device is fixedly connected with the telescopic end of the second lifting device, the transverse moving end of the second transverse moving device is fixedly connected with the desanding and dewatering piece, the control device is electrically connected with the second lifting device, the second transverse moving device and the desanding and dewatering piece, the control device also receives current picture data of the vehicle provided by the vehicle appearance acquisition device in real time, and the control device searches corresponding desanding and dewatering position data according to the current picture data of the vehicle provided by the vehicle appearance acquisition device in real time; the control device obtains a group of height data of lifting of the second lifting device, transverse moving data of left and right movement of the second transverse moving device and airflow pressure data of the desanding and dewatering piece according to the searched corresponding desanding and dewatering position data, the control device controls the lifting device to lift up and down according to the height data of lifting of the second lifting device, the control device controls the second transverse moving device to move left and right according to the transverse moving data of left and right movement of the second transverse moving device, and the control device controls the flow rate of ejected airflow of the desanding and dewatering piece according to the airflow pressure data of the desanding and dewatering piece.

6. The vehicle washing robot according to claim 5, wherein: the sand and water removing part comprises a wiping roller device, an air flow conveying part, a sand throwing roller device, a wiping roller device, an air flow conveying part, the sand throwing roller device is fixedly connected with the transverse moving end of the transverse moving device, the air flow conveying part is positioned between the wiping roller device and the sand throwing roller device, the wiping roller device, the sand throwing roller device and a control device are electrically connected, the control device controls the air flow conveying part and the wiping roller device, and a cotton thread type rotary roller of the sand throwing roller device rotates to throw out undried water stains attached with small hard particles such as sand and stone on the surface of the automobile body of the automobile and separate from the surface of the automobile body along with air flow when the air flow conveying part sprays air flow, and the rotary cotton thread type rotary roller of the wiping roller device wipes the residual water stains on the surface of the automobile body of the automobile.

7. The vehicle washing robot according to claim 6, wherein: air current transport piece and clean the cylinder device, be provided with the barrier plate between the husky cylinder device, the lateral shifting end fixed connection of barrier plate and lateral shifting device to prevent that stereoplasm tiny particle from reacing along with the rotation of the cotton thread formula rotary drum of husky cylinder device and cleaning the cylinder device, the position that the air current transport piece is located, the air current transport piece includes trunk line and horizontal pipeline, be provided with the flexible piece on the face that horizontal pipeline and automobile body surface are just right mutually, the exhaust hole has been seted up on the horizontal pipeline, and the exhaust hole is close to husky cylinder device and flexible piece.