Automobile shell surface cleaning device

Abstract

The utility model relates to the field of automobile shells, and discloses a surface cleaning device for automobile shells, including a base, a first frame is provided at the front of the outer side of the base, a second frame is provided at the outer side of the rear end of the first frame, a third frame is provided at the outer side of the rear end of the second frame, a cleaning structure is provided at the center of the upper end surface of the first frame, a conveying structure is provided at the center of the upper end surface of the base, a cleaning structure is provided inside the second frame, a drying structure is provided at the center of the upper end surface of the third frame, and a control panel is provided at the center of the rear end surface of the second frame. In the utility model, the second wiping cloth can move smoothly through an electric telescopic rod, a connecting plate, a first wiping cloth, two slide grooves, two second motors, two screws and two second wiping cloths, thereby ensuring the wiping quality, improving the stability and consistency of cleaning, and improving the cleaning effect and stability through a double wiping structure.

Description

Technical Field

[0001] The utility model relates to the field of automobile shells, in particular to a surface cleaning device for automobile shells. Background Art

[0002] With the popularization and use of automobiles, the cleaning and maintenance of automobiles have become more and more important. With the popularization and use of automobiles, the cleaning and maintenance of automobiles have become more and more important. The emergence of automobile body surface cleaning devices is to meet people's needs for automobile cleaning and maintenance.

[0003] The existing automobile body surface cleaning device may not be able to completely remove stubborn stains and grease, resulting in poor cleaning effect. Dirt or water stains may still exist on the vehicle surface. There may be problems with uneven wiping, resulting in inadequate cleaning of some areas, or lint or fibers left on the cleaning cloth. Therefore, a person skilled in the art provides a automobile body surface cleaning device to solve the problems raised in the above background technology. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art, and a car body surface cleaning device is proposed. Through an electric telescopic rod, a connecting plate, a first wiping cloth, two slide grooves, two second motors, two screws and two second wiping cloths, the second wiping cloth can move smoothly to ensure the wiping quality and improve the stability and consistency of cleaning. The cleaning effect and stability are improved through the double wiping structure. Through the air inlet box, the filter screen, the high-pressure air pump, the air pipe and multiple air ports, the moisture on the surface of the car body can be quickly and evenly dried, the air drying time is shortened, and the work efficiency is improved. Through the water tank, the self-priming pump, the heater, the water pipe, multiple nozzles and the water inlet, a heater is set in the water tank, and the water temperature is increased by the heater, thereby enhancing the cleaning effect. The cleaning water can be heated to improve the cleaning effect and make the cleaning more thorough. It is particularly suitable for removing stubborn stains.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a vehicle shell surface cleaning device, comprising a base, a first frame is provided at the front of the outer side of the base, a second frame is provided at the outer side of the base at the rear end of the first frame, a third frame is provided at the outer side of the base at the rear end of the second frame, a cleaning structure is provided at the center of the upper end surface of the first frame, a conveying structure is provided at the center of the upper end surface of the base, a cleaning structure is provided inside the second frame, a drying structure is provided at the center of the upper end surface of the third frame, and a control panel is provided at the center of the rear end surface of the second frame;

[0006] Through the above technical scheme, through the electric telescopic rod, the connecting plate, the first wiping cloth, the two slide grooves, the two second motors, the two screw rods and the two second wiping cloths, the second wiping cloth can move smoothly, the wiping quality is ensured, the stability and consistency of cleaning are improved, the cleaning effect and stability are improved through the double wiping structure, the moisture on the surface of the car body can be dried quickly and evenly through the air inlet box, the filter screen, the high-pressure air pump, the air pipe and the multiple air ports, the air drying time is shortened, and the work efficiency is improved, and the water tank, the self-priming pump, the heater, the water pipe, the multiple nozzles and the water inlet are provided with a heater in the water tank, and the water temperature is increased by the heater to enhance the cleaning effect, and the cleaning water can be heated to improve the cleaning effect, so that the cleaning is more thorough, and it is particularly suitable for removing stubborn stains.

[0007] Furthermore, the conveying structure includes a conveyor belt, a protective layer, a first motor and a plurality of rollers, wherein the conveyor belt is arranged at the center of the upper end surface of the base, the protective layer is sleeved on the outer side wall of the conveyor belt, the first motor is arranged at the front of the upper end of one side wall of the base, and the plurality of rollers are arranged in a front-to-back arrangement inside the conveyor belt;

[0008] Through the above technical solution, the first motor is started to drive the roller to rotate, and the conveyor belt is driven by the roller to move, so that the car shell is transported to various working areas.

[0009] Further, the cleaning structure includes a water tank, a self-priming pump, a heater, a water pipe, a plurality of nozzles and a water inlet, the water tank is arranged at the center of the upper end surface of the first frame, the self-priming pump is arranged at the center of the lower inner wall of the water tank, the water pipe is arranged on the output end of the self-priming pump, the output end of the water pipe sequentially passes through an inner wall of the water tank and a side wall of the first frame to the upper end of the internal conveying structure of the first frame, the plurality of nozzles are arranged transversely and arranged at the upper end of the internal conveying structure of the first frame at the front and rear of the center of the lower end surface of the water pipe, the heater is arranged at one side of the center of the lower inner wall of the water tank, and the water inlet is arranged at the center of the upper end surface of the water tank;

[0010] Through the above technical solution, after the user adds clean water into the water tank through the water inlet, the water inside the water tank is heated by starting the heater, the water in the water tank is sucked out by the self-priming pump, and the water is transported to the nozzle through the water pipe, and the nozzle is used to spray the water on the car body to clean the surface of the car body. By heating the water inside the water tank, the cleaning effect is effectively improved, and the nozzle is used to ensure that the water is evenly sprayed on the surface of the car body to improve the cleaning efficiency.

[0011] Further, the cleaning structure includes an electric telescopic rod, a connecting plate, a first wiping cloth, two slide grooves, two second motors, two screw rods and two second wiping cloths, the electric telescopic rod is arranged at the center of the lower inner wall of the second frame, the connecting plate is arranged on the output end of the electric telescopic rod, the first wiping cloth is arranged at the center of the lower end surface of the connecting plate, the two slide grooves are respectively arranged at the upper center of the inner side wall of the second frame, the two screw rods are respectively arranged inside the two slide grooves, the two second motors are respectively arranged at the upper sides of the front end surface of the second frame, the two second wiping cloths are respectively threadedly sleeved on the outer side walls of the two screw rods, the output ends of the two second motors respectively pass through the front end surface of the second frame and the front end surfaces of the two slide grooves in sequence to the inside of the two slide grooves, and the ends are respectively fixedly connected to one end of the two screw rods;

[0012] Through the above technical solution, when the cleaning structure is cleaned, the electric telescopic rod is extended and retracted to drive the connecting plate to move up and down, so that the first wiping cloth wipes the surface of the car body. At the same time, the second motor drives the screw rod to rotate, so that the second wiping cloth moves back and forth in the slide groove to further clean the surface of the car body. The double wiping of the first wiping cloth and the second wiping cloth improves the cleaning effect. The design of the slide groove makes the movement of the second wiping cloth more stable, thereby ensuring the cleaning quality.

[0013] Further, the air-drying structure includes an air inlet box, a filter, a high-pressure air pump, an air pipe and a plurality of air outlets, the air inlet box is arranged at the center of the upper end surface of the third frame, the high-pressure air pump is arranged at the center of the lower inner wall of the air inlet box, the air pipe is arranged on the output end of the high-pressure air pump, the output end of the air pipe sequentially passes through an inner wall of the air inlet box and a side wall of the third frame to the upper end of the internal conveying structure of the third frame, the plurality of air outlets are respectively arranged transversely at the front and rear ends of the lower end surface of the air pipe and at the upper end of the internal conveying structure of the third frame, and the filter is arranged at the upper center of the air inlet box;

[0014] Through the above technical scheme, when the cleaning structure is cleaned, the air is filtered through the filter net and then sucked into the air inlet box by starting the high-pressure air pump, and then transported to the air outlet through the air pipe. The surface of the car body is air-dried through the air outlet. The design of the air outlet can ensure that the air is evenly blown to the surface of the car body, thereby improving the air-drying efficiency. The strong wind force provided by the high-pressure air pump can quickly dry the moisture on the surface of the car body and shorten the air-drying time.

[0015] Furthermore, the filter screen is made of stainless steel;

[0016] Through the above technical solution, the stainless steel filter has the advantages of corrosion resistance and high temperature resistance, and can be used for a long time in harsh environments, thereby ensuring the service life and filtering effect of the filter.

[0017] Furthermore, the first motor is fixedly connected to one end of the roller at the front;

[0018] Through the above technical solution, the first motor is fixedly connected to one end of the roller near the front, which can reduce energy loss during power transmission and improve transmission efficiency.

[0019] Furthermore, the two second wiping cloths are slidably connected inside the two slide grooves respectively;

[0020] Through the above technical solution, the sliding connection method can make the second wiping cloth move smoothly inside the slide groove, ensuring the stability and consistency of wiping.

[0021] The utility model has the following beneficial effects:

[0022] 1. In the utility model, the automobile shell surface cleaning device uses an electric telescopic rod, a connecting plate, a first wiping cloth, two slide grooves, two second motors, two screws and two second wiping cloths to enable the second wiping cloth to move smoothly, ensure the wiping quality, improve the stability and consistency of cleaning, and improve the cleaning effect and stability through the double wiping structure.

[0023] 2. In the utility model, the moisture on the surface of the automobile shell can be dried quickly and evenly through the air inlet box, the filter screen, the high-pressure air pump, the air pipe and the multiple air blowing ports, thereby shortening the air drying time and improving the work efficiency.

[0024] 3. In the utility model, through a water tank, a self-priming pump, a heater, a water pipe, a plurality of nozzles and a water inlet, a heater is arranged in the water tank, and the water temperature is increased by the heater, thereby enhancing the cleaning effect. The cleaning water can be heated to improve the cleaning effect and make the cleaning more thorough. It is particularly suitable for removing stubborn stains. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 A three-dimensional diagram of a vehicle shell surface cleaning device proposed by the utility model;

[0026] Figure 2 This is a three-dimensional cross-sectional view of a vehicle shell surface cleaning device proposed by the utility model;

[0027] Figure 3 This is a front cross-sectional view of a vehicle shell surface cleaning device proposed by the utility model;

[0028] Figure 4 The utility model is a side sectional view of a vehicle shell surface cleaning device.

[0029] Legend:

[0030] 1. Base; 2. Conveying structure; 201. Conveyor belt; 202. Protective layer; 203. First motor; 204. Roller; 3. Cleaning structure; 301. Water tank; 302. Self-priming pump; 303. Heater; 304. Water pipe; 305. Nozzle; 306. Water inlet; 4. Cleaning structure; 401. Electric telescopic rod; 402. Connecting plate; 403. First wiping cloth; 404. Slide; 405. Second motor; 406. Screw; 407. Second wiping cloth; 5. Control panel; 6. Air drying structure; 601. Air inlet box; 602. Filter; 603. High-pressure air pump; 604. Air pipe; 605. Air outlet; 7. First frame; 8. Second frame; 9. Third frame. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0032] Reference Figure 1-4 , the utility model provides an embodiment: a car body surface cleaning device, including a base 1, a first frame 7 is provided at the front of the outer side of the base 1, a second frame 8 is provided at the outer side of the base 1 at the rear end of the first frame 7, a third frame 9 is provided at the outer side of the base 1 at the rear end of the second frame 8, a cleaning structure 3 is provided at the center of the upper end surface of the first frame 7, a conveying structure 2 is provided at the center of the upper end surface of the base 1, a cleaning structure 4 is provided inside the second frame 8, a drying structure 6 is provided at the center of the upper end surface of the third frame 9, and a control panel 5 is provided at the center of the rear end surface of the second frame 8. The car body to be cleaned is placed on the conveying structure 2, the device is started by the control panel 5, the conveying structure 2 conveys the car body to the bottom of the cleaning structure 3, the cleaning structure 3 cleans the surface of the car body, the cleaned car body enters the cleaning structure 4, the cleaning structure 4 further cleans the surface of the car body, the cleaned car body enters the bottom of the drying structure 6, the drying structure 6 dries the surface of the car body, and the dried car body is sent out of the device through the conveying structure 2.

[0033] The conveying structure 2 includes a conveyor belt 201, a protective layer 202, a first motor 203 and multiple rollers 204. The conveyor belt 201 is arranged at the center of the upper end surface of the base 1, the protective layer 202 is sleeved on the outer wall of the conveyor belt 201, the first motor 203 is arranged at the front of the upper end of one side wall of the base 1, and multiple rollers 204 are arranged in a front and rear arrangement inside the conveyor belt 201. The rollers 204 are driven to rotate by starting the first motor 203, and the conveyor belt 201 is driven to move by the rollers 204 to transport the car shell to various working areas. The first motor 203 is fixedly connected to one end of the roller 204 at the front. Fixedly connecting the first motor 203 to one end of the roller 204 at the front can reduce energy loss during power transmission and improve transportation efficiency.

[0034] The cleaning structure 3 includes a water tank 301, a self-priming pump 302, a heater 303, a water pipe 304, a plurality of nozzles 305 and a water inlet 306. The water tank 301 is arranged at the center of the upper end surface of the first frame 7, the self-priming pump 302 is arranged at the center of the lower inner wall of the water tank 301, the water pipe 304 is arranged on the output end of the self-priming pump 302, and the output end of the water pipe 304 sequentially passes through an inner wall of the water tank 301 and a side wall of the first frame 7 to the upper end of the internal conveying structure 2 of the first frame 7. The plurality of nozzles 305 are arranged transversely at the front and rear of the lower end surface of the water pipe 304, and the upper end of the internal conveying structure 2 of the first frame 7. The heater 303 is arranged at The water inlet 306 is arranged at the center of the upper end surface of the water tank 301 at one side of the center of the lower inner wall of the water tank 301. After the user adds clean water into the water tank 301 through the water inlet 306 and heats the water in the water tank 301 by starting the heater 303, the water in the water tank 301 is sucked out by the self-priming pump 302 and transported to the nozzle 305 through the water pipe 304. The nozzle 305 sprays the water on the car body to clean the surface of the car body. By heating the water in the water tank 301, the cleaning effect is effectively improved, and the nozzle 305 ensures that the water is evenly sprayed on the surface of the car body to improve the cleaning efficiency.

[0035] The cleaning structure 4 includes an electric telescopic rod 401, a connecting plate 402, a first wiping cloth 403, two slide grooves 404, two second motors 405, two screw rods 406 and two second wiping cloths 407. The electric telescopic rod 401 is arranged at the center of the lower inner wall of the second frame 8, the connecting plate 402 is arranged on the output end of the electric telescopic rod 401, the first wiping cloth 403 is arranged at the center of the lower end surface of the connecting plate 402, the two slide grooves 404 are respectively arranged at the upper center of the inner wall of the second frame 8, the two screw rods 406 are respectively arranged inside the two slide grooves 404, the two second motors 405 are respectively arranged at the upper sides of the front end surface of the second frame 8, the two second wiping cloths 407 are respectively threaded on the outer side walls of the two screw rods 406, the output ends of the two second motors 405 respectively pass through the front end surface of the second frame 8 and the front end surfaces of the two slide grooves 404 in sequence, and the ends are respectively fixedly connected to one end of the two screw rods 406.

[0036] When the cleaning structure 3 has finished cleaning, the connecting plate 402 is driven up and down by the extension and retraction of the electric telescopic rod 401, so that the first wiping cloth 403 wipes the surface of the car body, and at the same time, the second motor 405 drives the screw rod 406 to rotate, so that the second wiping cloth 407 moves back and forth in the slide groove 404 to further clean the surface of the car body. The double wiping of the first wiping cloth 403 and the second wiping cloth 407 improves the cleaning effect. The design of the slide groove 404 makes the movement of the second wiping cloth 407 more stable, thereby ensuring the cleaning quality. The two second wiping cloths 407 are respectively slidably connected inside the two slide grooves 404. The sliding connection method can make the second wiping cloth 407 move smoothly inside the slide groove 404, thereby ensuring the stability and consistency of wiping.

[0037] The air-drying structure 6 includes an air inlet box 601, a filter screen 602, a high-pressure air pump 603, an air pipe 604 and a plurality of air blowing ports 605. The air inlet box 601 is arranged at the center of the upper end surface of the third frame 9, the high-pressure air pump 603 is arranged at the center of the lower inner wall of the air inlet box 601, the air pipe 604 is arranged on the output end of the high-pressure air pump 603, and the output end of the air pipe 604 sequentially passes through an inner wall of the air inlet box 601 and a side wall of the third frame 9 to the upper end of the internal conveying structure 2 of the third frame 9, and a plurality of air blowing ports 605 are arranged horizontally at the upper end of the internal conveying structure 2 of the third frame 9 at the front and rear of the center of the lower end surface of the air pipe 604, and the filter screen 602 is arranged at the center of the air inlet box 601. At the top, when the cleaning structure 4 is finished, the high-pressure air pump 603 is started to filter the air through the filter 602 and then sucked into the air inlet box 601, and then transported to the air outlet 605 through the air pipe 604. The surface of the car body is air-dried through the air outlet 605. The design of the air outlet 605 can ensure that the air is evenly blown to the surface of the car body to improve the air-drying efficiency. The strong wind force provided by the high-pressure air pump 603 can quickly dry the moisture on the surface of the car body and shorten the air-drying time. The filter 602 is made of stainless steel. The stainless steel filter 602 has the advantages of corrosion resistance and high temperature resistance. It can be used for a long time in harsh environments, ensuring the service life and filtering effect of the filter 602.

[0038] Working principle: the car body to be cleaned is placed on the cleaning surface, and the roller 204 is driven to rotate by starting the first motor 203, so that the conveyor belt 201 is driven to move by the roller 204, and the car body is transported to various working areas. The equipment is started through the control panel 5, and the conveying structure 2 transports the car body to the bottom of the cleaning structure 3. After the user adds clean water to the inside of the water tank 301 through the water inlet 306, the water in the water tank 301 is heated by starting the heater 303, and the water in the water tank 301 is sucked out by the self-priming pump 302, and the water is transported to the nozzle 305 through the water pipe 304, and the car body is sprayed by the nozzle 305 to clean the surface of the car body. By heating the water in the water tank 301, the cleaning effect is effectively improved, and the nozzle 305 ensures that the water is evenly sprayed on the surface of the car body to improve the cleaning efficiency.

[0039] The cleaned car body enters the cleaning structure 4, and the electric telescopic rod 401 is extended and retracted to drive the connecting plate 402 to move up and down, so that the first wiping cloth 403 wipes the surface of the car body. At the same time, the second motor 405 drives the screw rod 406 to rotate, so that the second wiping cloth 407 moves back and forth in the slide 404 to further clean the surface of the car body. The double wiping of the first wiping cloth 403 and the second wiping cloth 407 improves the cleaning effect. The design of the slide 404 makes the movement of the second wiping cloth 407 more stable, ensuring the cleaning quality. The cleaned car body enters the air drying structure 6, by starting the high-pressure air pump 603, the air is filtered through the filter 602 and then sucked into the air inlet box 601, and then transported to the air outlet 605 through the air pipe 604, and the surface of the car body is air-dried through the air outlet 605. The design of the air outlet 605 can ensure that the air is evenly blown to the surface of the car body, thereby improving the air-drying efficiency. The strong wind force provided by the high-pressure air pump 603 can quickly dry the moisture on the surface of the car body, shortening the air-drying time. The air-dried car body is driven by the first motor 203 to rotate the roller 204, thereby driving the conveyor belt 201 to move and send out of the device through the roller 204.

[0040] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A vehicle shell surface cleaning device, comprising a base (1), characterized in that: A first frame (7) is provided at the front of the outer side of the base (1); a second frame (8) is provided at the outer side of the base (1) at the rear end of the first frame (7); a third frame (9) is provided at the outer side of the base (1) at the rear end of the second frame (8); a cleaning structure (3) is provided at the center of the upper end surface of the first frame (7); a conveying structure (2) is provided at the center of the upper end surface of the base (1); a cleaning structure (4) is provided inside the second frame (8); a drying structure (6) is provided at the center of the upper end surface of the third frame (9); and a control panel (5) is provided at the center of the rear end surface of the second frame (8).

2. The automobile shell surface cleaning device according to claim 1, characterized in that: The conveying structure (2) comprises a conveyor belt (201), a protective layer (202), a first motor (203) and a plurality of rollers (204); the conveyor belt (201) is arranged at the center of the upper end surface of the base (1); the protective layer (202) is sleeved on the outer wall of the conveyor belt (201); the first motor (203) is arranged at the front of the upper end of one side wall of the base (1); and the plurality of rollers (204) are arranged in a front-to-rear arrangement inside the conveyor belt (201).

3. The automobile shell surface cleaning device according to claim 1, characterized in that: The cleaning structure (3) comprises a water tank (301), a self-priming pump (302), a heater (303), a water pipe (304), a plurality of nozzles (305) and a water inlet (306), wherein the water tank (301) is arranged at the center of the upper end surface of the first frame (7), the self-priming pump (302) is arranged at the center of the lower inner wall of the water tank (301), the water pipe (304) is arranged at the output end of the self-priming pump (302), and the output end of the water pipe (304) passes through the An inner side wall of the water tank (301) and a side wall of the first frame (7) are connected to the upper end of the internal conveying structure (2) of the first frame (7); a plurality of nozzles (305) are arranged transversely at the front and rear of the center of the lower end surface of the water delivery pipe (304) and the upper end of the internal conveying structure (2) of the first frame (7); the heater (303) is arranged at one side of the center of the lower inner wall of the water tank (301); and the water inlet (306) is arranged at the center of the upper end surface of the water tank (301).

4. The automobile shell surface cleaning device according to claim 1, characterized in that: The cleaning structure (4) comprises an electric telescopic rod (401), a connecting plate (402), a first wiping cloth (403), two slide grooves (404), two second motors (405), two screw rods (406) and two second wiping cloths (407), wherein the electric telescopic rod (401) is arranged at the center of the lower inner wall of the second frame (8), the connecting plate (402) is arranged on the output end of the electric telescopic rod (401), the first wiping cloth (403) is arranged at the center of the lower end surface of the connecting plate (402), and the two slide grooves (404) are respectively arranged at the second motors (405). At the upper center of the inner wall of the frame (8), the two screw rods (406) are respectively arranged inside the two slide grooves (404), the two second motors (405) are respectively arranged at the upper sides of the front end surface of the second frame (8), the two second wiping cloths (407) are respectively threadedly sleeved on the outer walls of the two screw rods (406), the output ends of the two second motors (405) respectively pass through the front end surface of the second frame (8) and the front end surfaces of the two slide grooves (404) in sequence to the inside of the two slide grooves (404), and the ends are respectively fixedly connected to one end of the two screw rods (406).

5. The automobile shell surface cleaning device according to claim 1, characterized in that: The air-drying structure (6) comprises an air inlet box (601), a filter (602), a high-pressure air pump (603), an air delivery pipe (604) and a plurality of air blowing ports (605); the air inlet box (601) is arranged at the center of the upper end surface of the third frame (9); the high-pressure air pump (603) is arranged at the center of the lower inner wall of the air inlet box (601); the air delivery pipe (604) is arranged on the output end of the high-pressure air pump (603); the output end of the air delivery pipe (604) sequentially passes through an inner wall of the air inlet box (601) and a side wall of the third frame (9) to the upper end of the internal conveying structure (2) of the third frame (9); the plurality of air blowing ports (605) are respectively arranged transversely at the front and rear ends of the lower end surface of the air delivery pipe (604) and the upper end of the internal conveying structure (2) of the third frame (9); the filter (602) is arranged at the upper center of the air inlet box (601).

6. The automobile shell surface cleaning device according to claim 5, characterized in that: The filter screen (602) is made of stainless steel.

7. The automobile shell surface cleaning device according to claim 2, characterized in that: The first motor (203) is fixedly connected to one end of the front roller (204).

8. The automobile shell surface cleaning device according to claim 4, characterized in that: The two second wiping cloths (407) are respectively slidably connected inside the two sliding grooves (404).

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