Polymer water based paint raw materials grinder
Technical Field
The invention relates to the related technical field of grinding devices, in particular to a grinding device for a high-molecular water-based paint raw material.
Background
At present, the coating industry in China is rapidly developed in recent years, along with the improvement of relevant regulations of environmental protection in China and arousal of environmental protection consciousness of consumers, the coating market tends to be healthier and safer, and the concept of low carbon and environmental protection is continuously promoted in the whole society. As a processing industry, in the production and preparation process of the high-molecular water-based paint, the grinding of the high-molecular water-based paint is an essential important process.
The special processing method for grinding the high-molecular water-based paint raw material comprises the following steps: the high molecular water-based paint grinding machine on the market at present has the following defects in a material grinding mode: 1. the existing material processing equipment is general chemical equipment for feeding, stirring, sanding and the like in transmission, most of traditional grinding machines for preparing coatings adopt single-stage grinding, and the defect that coatings with high uniformity cannot be quickly ground. 2. The vibration is big in the grinding process, and the grinding device is easy to wear and short in service life. The material is not preliminarily processed, the material is immediately ground after entering the grinding device, the material is not beneficial to being fully processed, the quality of the ground material is poor, the grinding speed is low, the time consumption is long, an auxiliary grinding disc is not arranged, and the material cannot be fully ground. Can produce vibrations when grinder grinds coating among the prior art, not set up damping device, can not reduce the vibrations that produce when grinding the machine and grind, influence the life of grinding the machine, the vibrations of machine then can't ensure to reach required grinding effect simultaneously in the processing.
The existing grinding equipment does not gather materials on a grinding plane in the grinding process due to the defects in design, the distance between the grinding sheets cannot be automatically adjusted, the precision of material grinding is insufficient, the particles are not uniform enough, the overall quality of the coating can be influenced, the grinding device cannot observe the technology of the internal processing condition in the grinding process, and the materials cannot be found in time if problems exist.
Considering that the high-molecular water-based paint has excellent performance and wide market demand, different grinding requirements are met aiming at different material grinding requirements in the production process, so that the improvement of the performance of the conventional high-molecular water-based paint grinding device is necessary. In view of the above, it can be seen that what is needed in actual processing at present is a grinding device capable of automatically controlling grinding precision of materials, that is, a grinding device for raw materials of high-molecular water-based paint, and the following specific beneficial effects are achieved:
1. according to the grinding device for the raw materials of the high-molecular water-based paint, the observation window is arranged above the main body, so that the internal processing condition of the grinding device can be observed at any time, and the transmission of possible processing problems is reduced.
2. According to the high-molecular water-based paint raw material grinding device, the automatic cleaning brush unit is arranged on the inner surface of the observation window, so that the kinetic energy of falling materials is converted into the cleaning kinetic energy of the observation window, the cover on the surface of the observation window is wiped, the energy is saved, and the energy generated in the production process is fully utilized.
3. According to the high-molecular water-based paint raw material grinding device, the grinding disc matched with the grinding unit in a vertical convex-concave manner is arranged on the grinding unit, and the convex-concave shape of the grinding disc ensures the aggregation of materials in the grinding process, so that the materials are ground more fully.
4. According to the grinding device for the high-molecular water-based paint raw material, the fine grooves are formed in the surface of the upper grinding sheet, so that the vibration generated during grinding of the grinding machine is reduced, and the service life of the grinding machine is influenced.
5. According to the high-molecular water-based paint raw material grinding device, the controller is arranged between the upper grinding disc and the lower grinding disc, the elastic air bag, the one-way valve and the first electromagnetic valve are arranged between the upper grinding sheet and the upper grinding sheet pressing plate, so that the lower grinding sheet automatically rotates up and down, the gap between the upper grinding sheet and the lower grinding sheet is reduced, and materials are ground more finely.
Disclosure of Invention
In order to make up the defects of the prior art, the invention provides a high-molecular water-based paint raw material grinding device, which can automatically adjust the gap of grinding materials in the processing process by arranging an adjusting module and a transmission module, prevent material particles from being incapable of gathering on a grinding sheet in the grinding process, and specially match and arrange an upper grinding sheet and a lower grinding sheet into a convex-concave shape in order to prevent the processing from being not in place.
The technical scheme adopted by the invention for solving the technical problems is as follows: comprises a main body, a crushing unit, a grinding unit, a storage unit and a cleaning unit; the main body is rectangular, a feed inlet is formed in the top of the main body, a discharge outlet is formed in the bottom of the main body, an observation window is formed in the side wall of the main body, and people can observe the internal processing condition conveniently through the observation window; the crushing unit is positioned below the feeding hole and is arranged on the main body, and the crushing unit is used for primarily crushing the materials; a grinding unit is arranged right below the crushing unit and is used for grinding the primarily crushed materials in cooperation with the crushing unit so as to achieve the expected grinding effect; the bottom of the discharge port is provided with a storage unit, and the storage unit is used for collecting the materials ground by the grinding unit; the cleaning unit is partially arranged in the storage unit and is used for cleaning the observation window; the crushing unit, the grinding unit and the cleaning unit are all controlled by a controller.
As a preferable scheme of the invention, the crushing unit comprises a crushing wheel and a rotating shaft; the crushing wheels are symmetrically distributed at the bottom of the feeding hole and fixedly connected with the rotating shaft, saw teeth with the same size are uniformly distributed on the outer curved surface of each crushing wheel, and the crushing wheels are used for primarily crushing the material so as to reduce the diameter of the material reaching the grinding unit at the later stage; the two ends of the rotating shaft are fixed on the main body, and the rotating shaft is connected with the motor.
As a preferred scheme of the invention, the grinding unit comprises a first motor, an upper fixing rod, an adjusting module, an upper grinding sheet pressing plate, a transmission module, a lower grinding sheet, a lower fixing rod and a second motor; the first motor is positioned above the upper fixing rod; the bottom of the upper fixed rod is provided with an adjusting module; the adjusting module is positioned between the upper fixing rod and the upper grinding sheet; the bottom of the adjusting module is fixedly connected with a lower grinding sheet; the upper grinding sheet is positioned below the upper grinding sheet pressing plate, the lower surface of the upper grinding sheet is provided with a circular arc-shaped bulge protruding downwards, and the surface of the circular arc-shaped bulge is provided with a fine groove; a transmission module is arranged between the upper grinding sheet pressing plate and the upper grinding sheet; the transmission module is fixed between the upper grinding sheet pressing plate and the upper grinding sheet and is connected with the adjusting module; the lower grinding sheet is positioned under the upper grinding sheet and fixedly connected with the adjusting module, the upper surface of the lower grinding sheet is provided with an arc-shaped groove corresponding to the arc-shaped protrusion, the arc-shaped protrusion is matched with the arc-shaped groove to grind materials, the fine groove on the surface of the arc-shaped protrusion of the upper grinding sheet relieves the vibration generated when the upper grinding sheet is matched with the lower grinding sheet for grinding, the arc-shaped groove is provided with a vertical downward through hole to facilitate the falling of the ground materials, and the lower grinding sheet is used for being matched with the upper grinding sheet to move upwards relatively under the action of the adjusting module, so that the grinding gap is adjusted to be suitable for different grinding requirements; no. two motors 39 install the lower extreme at adjusting module 33, No. two motor both ends by lower dead lever fixed connection on the main part inner wall, No. two motors and a motor positive and negative operation have improved the grinding rate to the material, the time of the material processing that has significantly reduced.
As a preferable scheme of the invention, the adjusting module comprises a piston cylinder, a piston and a piston rod; the upper end of the piston rod is fixedly connected with a piston, and the second motor is clamped in the lower end groove of the piston rod and can slide in the lower end groove of the piston rod; the piston is connected with the piston cylinder in a sliding mode, and the piston rotates while sliding in the piston, so that the piston cylinder is matched with the piston cylinder to adjust the grinding gap, and a better grinding effect is achieved.
As a preferred scheme of the invention, the transmission module comprises a first elastic air bag, a spring, a one-way valve, a first electromagnetic valve, a pressure gauge and a pressure relief valve; the first elastic air bag is uniformly distributed between the upper grinding sheet pressing plate and the upper grinding sheet, and springs are arranged on two sides of the first elastic air bag and used for adjusting the collection or release of gas in the first elastic air bag; the inner side of the first elastic air bag is connected with a first electromagnetic valve through a one-way valve; the first electromagnetic valve is ventilated through the one-way valve and the first elastic air bag, and the first electromagnetic valve pair is used for ventilating air in the first elastic air bag into the piston cylinder under the control of the controller; the pressure gauge is arranged in the piston cylinder body, the pressure gauge is fixedly connected to the upper end of the piston, and the pressure gauge is used for detecting the pressure in the piston cylinder; the pressure relief valve passes through the piston and is connected with the manometer, and the pressure relief valve can make the internal pressure of piston cylinder remain in sustainable work's within range all the time.
As a preferable scheme of the invention, the storage unit comprises a storage box, a first impeller, an eccentric wheel, a connecting rod and a second elastic air bag; the storage box is positioned at the bottom of the discharge hole and is placed in the main body, so that the processed materials are not polluted by the outside; the first impeller is positioned in the storage box, and the first impeller and the front end of the connecting rod are fixedly connected and arranged on the front inner wall and the rear inner wall of the main body; the rear end of the connecting rod is provided with an eccentric wheel, the first impeller is driven to rotate by falling materials onto the first impeller, and the eccentric wheel is driven to rotate by the connecting rod through the rotation of the first impeller; the eccentric wheel is positioned at the outer side of the main body, and the convex part of the eccentric wheel is oppositely arranged; a second elastic air bag is arranged between the eccentric wheels; the left side of the second elastic air bag is fixedly connected to the main body, the right side of the second elastic air bag is provided with a two-position three-way electromagnetic valve, and the two-position three-way electromagnetic valve is fixedly installed in the cleaning unit.
As a preferred scheme of the invention, the cleaning unit comprises a two-position three-way electromagnetic valve, an upper exhaust hole, a lower exhaust hole, a second impeller, a transmission wheel, a conveying belt and a cleaning brush; the two-position three-way electromagnetic valve is arranged at the bottom of the lower vent hole, an air inlet of the two-position three-way electromagnetic valve is connected with the second elastic air bag, and an air outlet of the two-position three-way electromagnetic valve is controlled by the controller to be respectively used for leading air in the second elastic air bag to the upper vent hole and the lower vent hole; the upper exhaust hole is positioned at the upper right part of the second impeller; the lower exhaust hole is positioned at the right lower part of the second impeller, and the alternating air outlet of the upper exhaust hole and the lower exhaust hole is controlled by a two-position three-way solenoid valve, so that the upper exhaust hole and the lower exhaust hole respectively blow the second impeller to rotate forwards and reversely; one side of the second impeller is fixedly connected with a driving wheel; the transmission wheels are connected through a conveyor belt and are used for transmitting the rotation of the second impeller to the conveyor belt; cleaning brush both ends and conveyer belt fixed connection, cleaning brush is attached at the observation window internal surface, the conveyer belt is used for coordinating cleaning brush and cleans the observation window, blow No. two impellers through last exhaust vent and make the drive wheel rotate, realize that the conveyer belt drives cleaning brush and removes left, blow No. two impellers of exhaust vent then realize that the conveyer belt drives cleaning brush and removes right now, cleaning brush side-to-side movement realizes clearing up the observation window.
The invention has the following beneficial effects:
1. according to the grinding device for the raw materials of the high-molecular water-based paint, the observation window is arranged above the main body, so that the internal processing condition of the grinding device can be observed at any time, and the transmission of possible processing problems is reduced.
2. According to the high-molecular water-based paint raw material grinding device, the automatic cleaning brush unit is arranged on the inner surface of the observation window, so that the kinetic energy of falling materials is converted into the cleaning kinetic energy of the observation window, the cover on the surface of the observation window is wiped, the energy is saved, and the energy generated in the production process is fully utilized.
3. According to the high-molecular water-based paint raw material grinding device, the grinding disc matched with the grinding unit in a vertical convex-concave manner is arranged on the grinding unit, and the convex-concave shape of the grinding disc ensures the aggregation of materials in the grinding process, so that the materials are ground more fully.
4. According to the grinding device for the high-molecular water-based paint raw material, the fine grooves are formed in the surface of the upper grinding sheet, so that the vibration generated during grinding of the grinding machine is reduced, and the service life of the grinding machine is influenced.
5. According to the high-molecular water-based paint raw material grinding device, the controller is arranged between the upper grinding disc and the lower grinding disc, the elastic air bag, the one-way valve and the first electromagnetic valve are arranged between the upper grinding sheet and the upper grinding sheet pressing plate, so that the lower grinding sheet automatically rotates up and down, the gap between the upper grinding sheet and the lower grinding sheet is reduced, and materials are ground more finely.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a front view of the present invention;
FIG. 2 is a schematic view of a polishing unit of the present invention;
FIG. 3 is a cross-sectional view A-A of FIG. 1;
FIG. 4 is a left side view of the cleaning unit of the present invention;
FIG. 5 is a front view of the cleaning unit of the present invention;
in the figure: the grinding unit comprises a main body 1, a grinding unit 2, a grinding unit 3, a storage unit 4, a cleaning unit 5, a second electromagnetic valve 51, a grinding wheel 21, a rotating shaft 22, a first motor 31, an upper fixing rod 32, an adjusting module 33, an upper grinding sheet 34, a transmission module 35, an upper grinding sheet pressing plate 36, a lower grinding sheet 37, a lower fixing rod 38, a second motor 39, a piston cylinder 331, a piston 332, a piston rod 333, a first elastic air bag 351, a spring 352, a first electromagnetic valve 353, a pressure gauge 354, a pressure release valve 355, a storage box 41, a first impeller 42, an eccentric wheel 43, a connecting rod 44, a second elastic air bag 45, an upper air vent 52, a lower air vent 53, a second impeller 54, a transmission wheel 55, a transmission belt 56 and a cleaning brush.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 5, the polishing apparatus for polymer water-based paint raw material according to the present invention comprises a main body 1, a pulverizing unit 2, a polishing unit 3, a storage unit 4 and a cleaning unit 5; the main body 1 is rectangular, a feed inlet is formed in the top of the main body 1, a discharge outlet is formed in the bottom of the main body 1, an observation window is formed in the side wall of the main body 1, and personnel can observe the internal processing condition conveniently through the observation window; the crushing unit 2 is positioned below the feeding hole and is arranged on the main body 1, and the crushing unit 2 is used for primarily crushing materials; a grinding unit 3 is arranged under the crushing unit 2, and the grinding unit 3 is used for grinding the primarily crushed materials in cooperation with the crushing unit 2 so as to achieve the expected grinding effect; the bottom of the discharge port is provided with a storage unit 4, and the storage unit 4 is used for collecting the materials ground by the grinding unit 3; the cleaning unit 5 is partially arranged in the storage unit 4, and the cleaning unit 5 is used for cleaning the observation window; the crushing unit 2, the grinding unit 3 and the cleaning unit 5 are all controlled by a controller.
As an embodiment of the present invention, the pulverizing unit 2 includes a pulverizing wheel 21 and a rotating shaft 22; the crushing wheels 21 are symmetrically distributed at the bottom of the feeding hole, the crushing wheels 21 are fixedly connected with the rotating shaft 22, sawteeth with the same size are uniformly distributed on the outer curved surface of the crushing wheels 21, and the crushing wheels 21 are used for primarily crushing materials so as to reduce the diameter of the materials reaching the grinding unit at the later stage; two ends of the rotating shaft 22 are fixed on the main body 1, and the rotating shaft 22 is connected with the motor.
As an embodiment of the present invention, the grinding unit 3 includes a motor 31, an upper fixing rod 32, an adjusting module 33, an upper grinding sheet 34, an upper grinding sheet pressing plate 36, a transmission module 35, a lower grinding sheet 37, a lower fixing rod 38 and a motor 39; the first motor 31 is positioned above the upper fixing rod 32; the bottom of the upper fixing rod 32 is provided with an adjusting module 33; the adjusting module 33 is positioned between the upper fixing rod 32 and the upper grinding sheet 34; the bottom of the adjusting module 33 is fixedly connected with a lower grinding sheet 37; the upper grinding sheet 34 is positioned below the upper grinding sheet pressing plate 36, the lower surface of the upper grinding sheet 34 is provided with a circular arc bulge protruding downwards, and the surface of the circular arc bulge is provided with a groove; a transmission module 35 is arranged between the upper grinding plate pressing plate 36 and the upper grinding plate 34; the transmission module 35 is fixed between the upper grinding plate pressing plate 36 and the upper grinding plate 34 and is connected with the adjusting module 33; the lower grinding sheet 37 is positioned under the upper grinding sheet 34, the upper surface of the lower grinding sheet 37 is provided with an arc-shaped groove corresponding to the arc-shaped protrusion, the arc-shaped protrusion and the arc-shaped groove are matched to grind materials, the surface groove of the arc-shaped protrusion of the upper grinding sheet 34 relieves the vibration generated when the upper grinding sheet 37 is matched with the lower grinding sheet 37 for grinding, the arc-shaped groove is provided with a vertical downward through hole, so that the ground materials fall down conveniently, and under the action of the adjusting module 33, the lower grinding sheet 37 is matched with the upper grinding sheet 34 to move upwards relatively, so that the grinding gap can be adjusted to meet different grinding requirements; no. two motors 39 install the lower extreme at adjusting module 33, No. two motors 39 both ends by lower fixing rod 38 fixed connection on main part 1 inner wall, No. two motors 39 and a motor 31 positive and negative operation, improved the grinding rate to the material, the time of the material processing that has significantly reduced.
As an embodiment of the present invention, the adjusting module 33 includes a piston cylinder 331, a piston 332, and a piston rod 333; the upper end of the piston rod 333 is fixedly connected with a piston 332, and the second motor 39 is clamped in the lower end groove of the piston rod 333 and can slide in the lower end groove of the piston rod 333; the piston 332 is connected with the piston cylinder 331 in a sliding mode, and the piston 332 rotates while sliding in the piston 332 and is used for being matched with the piston cylinder 331 to adjust the grinding gap, so that a better grinding effect is achieved.
As an embodiment of the present invention, the transmission module 35 includes a first elastic air bag 351, a spring 352, a one-way valve 356, a first electromagnetic valve 353, a pressure gauge 354 and a pressure relief valve 355; the first elastic air bag 351 is uniformly distributed between the upper grinding plate pressing plate 36 and the upper grinding plate 34, springs 352 are arranged on two sides of the first elastic air bag 351, and the springs 352 are used for adjusting the collection or release of air in the first elastic air bag 351; the inner side of the first elastic air bag 351 is connected with a first electromagnetic valve 353 through a one-way valve 356; the first electromagnetic valve 353 is ventilated through the one-way valve 356 and the first elastic air bag 351, and the first electromagnetic valve 353 is used for ventilating air in the first elastic air bag 351 into the piston cylinder 331 under the control of the controller; the pressure gauge 354 is arranged in the piston cylinder 331, the pressure gauge 354 is fixedly connected to the upper end of the piston 332, and the pressure gauge 354 is used for detecting the pressure in the piston cylinder 331; the pressure relief valve 355 is connected with the pressure gauge 354 through the piston 332, and the pressure relief valve 355 can enable the pressure inside the piston cylinder 331 to be always kept in a continuous working range.
As an embodiment of the present invention, the storage unit 4 includes a storage tank 41, a first impeller 42, an eccentric 43, a connecting rod 44, and a second elastic air bag 45; the storage box 41 is positioned at the bottom of the discharge hole and is placed in the main body 1, so that the processed materials are not polluted by the outside; the first impeller 42 is positioned in the storage tank 41, and the first impeller 42 and the front end of the connecting rod 44 are fixedly connected and installed on the front inner wall and the rear inner wall of the main body 1; the rear end of the connecting rod 44 is provided with an eccentric wheel 43, the first impeller 42 is driven to rotate by the falling of the material onto the first impeller 42, and the eccentric wheel 43 is driven to rotate by the rotation of the first impeller 42; the eccentric wheel 43 is positioned at the outer side of the main body 1, and the convex part of the eccentric wheel 43 is oppositely arranged; a second elastic air bag 45 is arranged between the eccentric wheels 43; the left side of the second elastic air bag 45 is fixedly connected to the main body 1, the right side of the second elastic air bag 45 is provided with a two-position three-way electromagnetic valve 51, and the two-position three-way electromagnetic valve 51 is fixedly installed in the cleaning unit 5.
As an embodiment of the present invention, the cleaning unit 5 includes a two-position three-way solenoid valve 51, an upper exhaust hole 52, a lower exhaust hole 53, a second impeller 54, a transmission wheel 55, a conveyor belt 56 and a cleaning brush 57; the two-position three-way electromagnetic valve 51 is arranged at the bottom of the lower vent hole 53, an air inlet of the two-position three-way electromagnetic valve 51 is connected with the second elastic air bag 45, and an air outlet of the two-position three-way electromagnetic valve 51 is controlled by a controller to be respectively used for leading air in the second elastic air bag 45 to the upper vent hole 52 and the lower vent hole 53; the upper exhaust hole 52 is positioned at the upper right of the second impeller 54; the lower vent hole 53 is positioned at the right lower part of the second impeller 54, and the alternating air outlet of the upper vent hole 52 and the lower vent hole 53 is controlled by the two-position three-way electromagnetic valve 51, so that the upper vent hole 52 and the lower vent hole 53 respectively blow the second impeller 54 to rotate forwards and backwards; one side of the second impeller 54 is fixedly connected with a driving wheel 55; the transmission wheels 55 are connected through a transmission belt 56, and the transmission wheels 55 are used for transmitting the rotation of the second impeller 54 to the transmission belt 56; two ends of the cleaning brush 57 are fixedly connected with the conveyor belt 56, the cleaning brush 57 is attached to the inner surface of the observation window, the conveyor belt 56 is used for matching the cleaning brush 57 to wipe the observation window, the second impeller 54 is blown out through the upper exhaust hole 52 to enable the transmission wheel 55 to rotate, the conveyor belt 56 drives the cleaning brush 57 to move leftwards, the conveyor belt 56 drives the cleaning brush 57 to move rightwards when the lower exhaust hole 53 blows the second impeller 54, and the cleaning brush 57 moves leftwards and rightwards to clean the observation window.
When the device works, after materials enter a feeding port, the motor drives the material crushing wheel 21 in the crushing unit 2 to roughly process the materials to particles with uniform size, the roughly processed materials enter the grinding unit 3 and fall onto the lower grinding sheet 37, the first motor 31 and the second motor 39 simultaneously rotate forward and backward to drive the upper grinding sheet 34 and the lower grinding sheet 37 to grind the roughly processed materials, the grinding efficiency is improved by the cooperation of the first motor 31 and the second motor 39, the grinding time is greatly saved, the lower surface of the upper grinding sheet 34 is provided with a circular arc-shaped bulge protruding downwards, the upper surface of the lower grinding sheet 37 is provided with a circular arc-shaped groove opposite to the circular arc-shaped bulge, the materials are ground by the cooperation of the circular arc-shaped bulge and the circular arc-shaped groove, and the small groove is arranged on the surface of the circular arc-shaped bulge of the upper grinding sheet 34 to relieve the vibration generated when the circular arc-shaped bulge is matched with the lower grinding sheet 37 for grinding, in the grinding process, the adjusting module 33 and the transmission module 35 are matched to adjust the grinding gap between the upper grinding sheet 34 and the lower grinding sheet 37 so as to be suitable for different grinding requirements, in order to monitor the internal processing condition of the main body 1 and improve the utilization of kinetic energy, a two-position three-way electromagnetic valve 51 is installed at the bottom of the lower exhaust hole 53, the air inlet of the two-position three-way electromagnetic valve 51 is connected with the second elastic air bag 45, the air outlet of the two-position three-way electromagnetic valve 51 is controlled by a controller to respectively lead the air in the second elastic air bag 45 to the upper exhaust hole 52 and the lower exhaust hole 53, the upper exhaust hole 52 is positioned at the upper right of the second impeller 54, the lower exhaust hole 53 is positioned at the lower right of the second impeller 54, the two-position three-way electromagnetic valve 51 controls the alternating air outlet of the upper exhaust hole 52 and the lower exhaust hole 53, so that, one side of the second impeller 54 is fixedly connected with a transmission wheel 55, the transmission wheels 55 are connected through a transmission belt 56, the transmission wheel 55 is used for transmitting the rotation of the second impeller 54 to the transmission belt 56, two ends of a cleaning brush 57 are fixedly connected with the transmission belt 56, the transmission belt 56 is used for matching the cleaning brush 57 with an observation window, the cleaning brush 57 is attached to the inner surface of the observation window, the second impeller 54 is blown out through the upper exhaust hole 52 to enable the transmission wheel 55 to rotate, the transmission belt 56 drives the cleaning brush 57 to move leftwards, the second impeller 54 is blown out through the lower exhaust hole 53 to enable the transmission belt 56 to drive the cleaning brush 57 to move rightwards, and the cleaning brush 57 moves leftwards.
The foregoing illustrates and describes the principles, essential features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification to illustrate the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.