78results about How to "Fast drying" patented technology

The utility model discloses a kind of copper-clad plate cleaning equipment, its structure includes cleaning tank and rotating roller, copper-clad plate is placed into the inside of cleaning tank by import and export, in the first motor drives transmission rod so that in after driving gear and transmission gear lower rotating roller rotation pushes copper-clad plate to move, in moving to the bottom nozzle and top nozzle set up, water pump works so that spraying treatment is carried out to the upper and lower two end surfaces of copper-clad plate, and in the rotating of cleaning brush roller set up up and down, the surface of copper-clad plate is cleaned, to clean the surface of copper-clad plate, the upper and lower two end surfaces are cleaned, so that cleaning efficiency is higher, avoid the case that single face cleaning efficiency is low, and under the action of bottom adsorption roller and top adsorption roller, liquid on the surface of copper-clad plate is adsorbed, reduce the existence of surface liquid, so that subsequent surface drying efficiency is faster.

This invention relates to the field of kelp processing technology, and provides a high-efficiency air-drying equipment and method for kelp production, including a hot air circulation chamber, a circulating moving mechanism, a hanging module, a hook-off module, and an air-drying rack. The circulating moving mechanism includes a driving component, a transmission shaft, a gear, and a transmission belt. The gear is fixedly mounted on the surface of the transmission shaft. The driving component controls the rotation of the transmission shaft. The inner side of the transmission belt is connected to the gear. The hanging module includes a hook, an inclined surface, and a movable pin. The movable pin is fixedly connected to the hook body of the hook. The hook groove of the hook has inclined surfaces on both sides that face the component. The hook is used to suspend the rope loops binding the kelp. The hook-off module includes a limiting frame and a telescopic cylinder. The telescopic cylinder is located between the air-drying rack and the limiting frame. The hook body can contact the limiting frame, thereby ensuring smooth hook-off and realizing the function of automatically collecting the air-dried kelp.

This invention discloses a capsule centrifugal oil removal device. A rotating drum assembly is mounted on a frame, and a centrifugal assembly is located on the feed side of the rotating drum assembly, with a pellet inlet pipe inserted into the centrifugal assembly. The centrifugal assembly includes a centrifugal hub driven by a centrifugal motor. A conical section is provided on the centrifugal hub, with its diameter gradually increasing from the feed end to the discharge end. Several sieve holes are staggered along the conical section. This invention adds a centrifugal assembly before the rotating drum assembly, centrifuging and separating most of the oil within the centrifugal assembly before feeding the pellets back into the rotating drum assembly for further separation of the remaining oil. This results in more thorough oil removal, better oil removal effect, less residual oil on the pellets, significantly improved drying speed, shorter drying time, better drying effect, and higher production efficiency.

The utility model belongs to the technical field of feeding of drying kilns, and particularly relates to a wood drying kiln feeding device which comprises a drying kiln body. The interior of the drying kiln body is fixedly connected with a supporting plate. The top of the supporting plate is fixedly connected with two first sliding rails. The two first sliding rails are symmetrically arranged; a plurality of rolling wheels are slidably connected into the first sliding rail. The rollers are distributed in a linear array state; the top of the roller is fixedly connected with an objective table; a connecting table is placed at the end of the drying kiln body. The top of the connecting table is fixedly connected with two second sliding rails. By means of the structure, wood can be pushed into the drying kiln body at a time, the waiting time of batch feeding is shortened, the drying speed of the wood is increased, the overall production efficiency is effectively improved, meanwhile, the problem that drying conditions are inconsistent when the wood is fed in batches can be solved, and the drying quality of the wood is improved. Therefore, the drying quality of the wood is more stable and reliable.

A method for alleviating saline-alkali stress and promoting seed germination of kudzu vine, comprising the following steps: S1, preparing kudzu vine seeds with full grains and uniform size; S2, placing the kudzu vine seeds in a culture dish with a thickness of 1-2 mm; S3, placing the culture dish containing the kudzu vine seeds in a high-voltage electrostatic field treatment device, and treating with high-voltage electrostatic field for 55-75 min; the voltage of the high-voltage electrostatic field treatment is 14-16 kv; S4, taking out the seeds and planting them in saline-alkali soil; the high-voltage electrostatic field treatment device comprises a controller, a transformer and a seed treatment device; the controller and the seed treatment device are electrically connected through wires and the transformer; the seed treatment device comprises an insulating shell and an insulating bottom plate, the insulating bottom plate is movably arranged at the bottom end of the insulating shell, and the bottom end of the insulating shell is closed; the present application provides a method for alleviating saline-alkali stress and promoting seed germination of kudzu vine, which has the advantages of simple operation, low energy consumption, green and pollution-free, fast drying speed and sterilization.

This invention discloses a food-grade alkali-free modified starch adhesive for corrugated paper lamination and its preparation method, belonging to the field of adhesive technology. The modified starch adhesive comprises, by weight, 150-250 parts starch, 250-350 parts water, 4-10 parts hydrogen peroxide, 1-5 parts defoamer, 5-10 parts preservative, and 150-200 parts modified ethylene-vinyl acetate copolymer emulsion; wherein the modified ethylene-vinyl acetate copolymer emulsion is prepared by blending cellulose aqueous solution, PVA, filler, and ethylene-vinyl acetate emulsion in a specific ratio. This invention does not use caustic soda or borax throughout the process; all raw materials are food-grade, and the finished product is weakly alkaline, meeting the requirements of GB4806.15-2024. Through synergistic oxidation modification and emulsion compounding, it significantly improves initial tack, bonding strength, and drying speed, resulting in a low scrap rate, good resistance to damp heat and freeze-thaw cycles, and is suitable for high-speed, room-temperature lamination production of food-grade and ordinary corrugated paper.

This invention relates to a liquid tension control method for improving wafer drying efficiency, comprising: First, placing a wafer cassette connected to a oscillating mechanism into a drying tank, loading wafers into the cassette, and ensuring the drying tank and its dome are sealed together, with a small amount of gas evacuated; Second, injecting room-temperature nitrogen gas through the dome and injecting ultrapure water into the drying tank to wet the wafer surface; Third, after the wafer surface is wetted, performing the following operations: S1: Injecting a mixture of isopropanol and heated nitrogen gas into the drying tank using a dedicated integrated module, while simultaneously discharging ultrapure water at a controlled rate from the bottom of the drying tank; S2: During the ultrapure water discharge, operating the oscillating mechanism to carry the wafer in a planetary oscillation, accelerating the removal of water molecules from the wafer; Fourth, repeating the wafer drying process. This invention utilizes planetary arc-shaped oscillation drying technology to accelerate the removal of residual moisture from the wafer surface, achieving rapid wafer drying through effective control of liquid tension.

The utility model relates to the technical field of coating and drying, in particular to a coating combined type drying oven, which comprises an oven body, an oven cover and a drying device, the air inlet assembly is arranged on at least one of the upper side and the lower side in the box body and comprises a plurality of air nozzles; the multiple tuyeres are arranged at intervals in the conveying direction of the pole pieces; the heating module is arranged on at least one of the upper side and the lower side in the box body and comprises an infrared heating assembly and a laser heating assembly; a group of infrared heating assemblies or laser heating assemblies are arranged between every two adjacent tuyeres; and the temperature detection assembly is arranged in the box body, is in communication connection with the heating module and the air inlet assembly, and is used for detecting the temperature in the box body. The technical problems that a pole piece is easily disturbed by hot air in the drying process due to hot air drying through an air nozzle of an existing coating drying oven, slurry on the pole piece convects to form surface bubbles, and drying is uneven are solved.

The utility model relates to the technical field of vaccine bottle drying devices, in particular to a multi-station cooperative type vaccine bottle surface quick drying device which comprises a rack, a stock bin and a sorting bin, a vibration mechanism is further arranged on the rack, and the stock bin and the sorting bin are located above the vibration mechanism. A discharging channel extending outwards is arranged on the side, close to the feeding end of the sequencing bin, of the stock bin, and a plurality of flow guide grooves are formed in a bottom plate of the sequencing bin. A blow-drying machine is further arranged above the stock bin, an air outlet of the blow-drying machine faces the stock bin, and air flows from the stock bin to the sorting bin through the discharging channel. According to the utility model, the blow-drying machine blows a large area of air above the stock bin, so that a plurality of vaccine bottles are primarily blown; under the action of continuous vibration and stirring of the vaccine bottles, air can make contact with all faces of the vaccine bottles, and the air enters the sorting bin under the guidance of the discharging channel to conduct secondary blowing on the vaccine bottles arranged in the flow guide groove in order; no extra workload needs to be added in the whole process, and the production efficiency is greatly improved.

The application discloses an inorganic silicon modified water-based corrosion and rust prevention paint containing functional polysiloxane as well as a preparation method and application thereof. The paint contains, in parts by weight, 30-60 parts of a water-based hybrid acrylic emulsion, 1-15 parts of functional polysiloxane, 5-25 parts of inorganic silicon-based corrosion inhibitor filler, 10-40 parts of pigment and filler, 1-5 parts of water-based additive, and the balance of water. The functional polysiloxane is amino or silanol / alkoxy functionalized polysiloxane emulsion; and the inorganic silicon-based corrosion inhibitor filler is a combination of calcium ion exchange type silica gel pigment and calcium silicate. The inorganic hybrid emulsion, the functional polysiloxane and the inorganic silicon corrosion inhibitor pigment are compounded to endow the coating with excellent physical shielding property, active corrosion inhibition and surface hydrophobicity, realize fast drying, high hardness, excellent water and salt fog resistance and long-acting corrosion prevention performance, and especially can adapt to the harsh requirements of marine environment for the water-based corrosion prevention paint, which has important significance for the development of the shipbuilding industry.

The utility model relates to the technical field of electric heating towel racks, in particular to an electric heating towel rack which comprises a storage box, a first shell, a second shell and a hollow connecting column, towels are hung on the second shell, a heating module is arranged in the second shell, and a heating plate in the heating module can heat and dry the towels. A control module is further arranged in the towel rack and comprises a light-emitting part and a light sensing part which are arranged on the first shell and the second shell respectively, whether the towel is hung on the second shell or not is sensed through cooperation of the light-emitting part and the light sensing part, and therefore whether the heating plate is heated or not is controlled, and the towel rack can heat the towel more intelligently and efficiently.

The invention discloses a polyurethane emulsion for UV (ultraviolet) ink-jet digital printing as well as a preparation method and application of the polyurethane emulsion. The preparation method of the polyether type polyurethane emulsion comprises the following steps: adding polyether polyol, isocyanate, a catalyst and polyfunctional group acrylate into an organic solvent, mixing and uniformly stirring, heating to a first temperature, and stirring for reaction to obtain a polyether type polyurethane solution; and cooling to a second temperature, sequentially adding deionized water, adjusting the pH value, and uniformly mixing to obtain the water-based polyether polyurethane emulsion. The low-polarity polyether polyurethane is selected as a main body material, the polyfunctional group acrylate is introduced to increase the binding force between the ink and the main body, the compatibility among the components can be improved, the leveling property of the UV ink can be improved, a high-quality cured film layer can be formed without additionally adding a leveling agent, the internal stress during UV curing film forming is reduced, and the UV curing film forming quality is improved. Therefore, surface defects such as white points and pinholes caused by shrinkage of film holes in the UV curing process are avoided.

The utility model discloses a double caterpillar four passageway high -speed ore color sorter belongs to ore screening technical field. A double caterpillar four passageway high -speed ore color sorter, including the conveyer of transportation quartz sand, be used for the power mechanism of providing the thrust of conveyer, have the color identification and screening function's color sorting device, the conveyer one end is provided with the loading box of internal storage quartz sand. The utility model provides a double caterpillar four passageway high -speed ore color sorter, and the quartz sand of adhesion rotates in the cylinder, and in the process of rotating and other quartz sand mutual grinding, gradually separate, and fall to the conveyer after through the filter hole, such that the quartz sand that falls to the conveyer and carries out subsequent screening is arranged separately, and the screening work is convenient to carry out, also can avoid the perfect raw material and the raw material of different color with the screening of adhesion quartz sand particle, the situation of raw material waste caused.

The application relates to the field of shoes, and provides an antibacterial indoor shoe, which comprises a shoe sole, a pad layer, a plurality of water passing cavities are arranged in the shoe sole, and a plurality of water passing holes are arranged in the pad layer. The application has the effect of accelerating the drying speed of the indoor shoe.

The utility model provides an energy-saving carbon dioxide drying and purifying device, and relates to the technical field of carbon dioxide drying equipment, the energy-saving carbon dioxide drying and purifying device comprises a drying tank, a plurality of adsorption drying components are arranged in the drying tank, and the adsorption drying components are distributed along the height direction of the drying tank. The adsorption drying assembly is used for adsorbing moisture in the carbon dioxide gas; the multiple adsorption drying assemblies are arranged to conduct primary drying operation on carbon dioxide gas, and the heating pipe is used for conducting secondary drying operation on the carbon dioxide gas, so that the drying effect on the carbon dioxide gas is better; the carbon dioxide gas in the gas inlet pipe can be preheated by the heated carbon dioxide gas through the heat exchange pipe, so that the subsequent drying speed of the carbon dioxide gas is higher, the heat is recycled and utilized, and the situation that the heat is dissipated to the outside is greatly avoided through the heat preservation sleeve; therefore, the energy-saving effect is achieved.

This utility model relates to the technical field of fire hose cleaning equipment, specifically to a fire hose decontamination and cleaning device. It solves the problems of time-consuming and labor-intensive manual cleaning of fire hoses, and the difficulty in recycling the wastewater after cleaning. The device includes a cleaning box and a lifting plate. A winding mechanism is installed at the upper end of the cleaning box. A partition inside the cleaning box divides its interior into a return chamber and a water storage chamber. The lower parts of the return chamber and the water storage chamber are connected. A filter plate is fixedly connected to the lower end of the return chamber, and a base with an arc-shaped upper end is fixedly connected to the water storage chamber. This utility model can quickly remove stains from fire hoses, significantly improving efficiency compared to manual cleaning. It can wind and dehydrate the cleaned fire hose, shortening the drying time. Simultaneously, it can recycle wastewater, achieving water resource recycling. While ensuring cleaning effectiveness, it significantly reduces water waste, combining cleaning efficiency with environmental benefits.

This utility model discloses an axial flow air duct, a heating air duct device, a blower module, and a blower. The axial flow air duct includes an inner cylinder and an outer cylinder. The inner cylinder has an axial channel, and several diversion channels are provided between the inner and outer cylinders. The heating air duct device, the blower module, and the blower all include the axial flow air duct. This axial flow air duct can guide the airflow, especially eliminating the noise generated by high-speed airflow, thus having a noise reduction effect. The heating air duct device, because it uses an axial flow air duct, can uniformly heat the passing airflow, and the heating speed is fast. The blower module and blower are small in size and light in weight, making them easy to use. In particular, they can be equipped with a high-speed, high-volume fan for fast drying. At the same time, the noise is low, far lower than that of traditional blowers. Moreover, the power consumption is low for the same air volume and temperature, resulting in low overall product cost.

The utility model discloses a detection platform for food safety detection belongs to food safety detection technical field, aims at solving the food detection of each batch in prior art can be left with bacteria, reagent on the detection platform, and the treatment of this part will reach the cleaning purpose through manual flushing or alcohol wiping etc.

This application relates to the field of full transfer film technology, specifically disclosing an electroplated metal laser full transfer film with surface texture. The electroplated metal laser full transfer film with surface texture includes a substrate, a release layer, a laser molding layer, an aluminum plating layer, and an adhesive layer. The laser molding layer coating is prepared from acrylic resin, alkyd resin, isocyanate curing agent, hexamethylolmelamine, hydroxyl acrylate, modified filler, leveling agent, defoamer, pigment, and solvent. The modified filler is prepared from nano-alumina, polyethyleneimine, and fumaric acid, with a mass ratio of nano-alumina, polyethyleneimine, and fumaric acid of 1:(0.4-0.6):(0.7-1). This invention effectively improves the surface adhesion of the laser molding layer, reduces the separation of the laser molding layer during hot stamping, and improves the quality of the full transfer film.

The utility model provides a kind of rolled oat pancake drying device, it is related to the technical field of rolled oat processing.The rolled oat pancake drying device includes drying cabinet, circulating hot air blower and support assembly;Drying cabinet includes box, door, air inlet and air outlet;Door is rotatably connected with box, air inlet is installed in the inner wall of box, air outlet is installed in the inner wall of box, and air outlet is located above air inlet;The output end of circulating hot air blower is connected with air inlet, and its input end is connected with air outlet;Support assembly includes support frame and several support discs;Support frame is installed in box, and support disc is slidably connected with support frame.The rolled oat pancake drying device solves the technical problem that the existing rolled oat pancake drying method is easily affected by weather and easily contaminated.

The utility model belongs to button cell production equipment technical field, concretely relates to button cell electrode sealing washer point gum drying equipment, including frame, be provided with power room and drying room on the frame, power room is passed through drying air duct with drying room intercommunication, be provided with drying fan, drying mouth and rotating electrical machine on the power room, drying mouth with drying air duct intercommunication, drying fan passes through the pipeline with drying mouth intercommunication, be provided with rotating tray in the drying room, rotating tray with rotating electrical machine's pivot connection, be provided with bayonet on rotating tray, compared with prior art, the utility model adopts multiple ways to carry out button cell electrode sealing washer to carry out point gum drying after, has the characteristics that dries rapidly and sealing washer is even.

The present application relates to a kind of water-based quick-drying coating for casting and its preparation method, the water-based quick-drying coating is prepared by the following raw materials according to weight percentage, refractory aggregate 60~80%, binder 3~10%, suspending agent solution 0.5~5%, quick-drying aid 0.2~1.0%, dispersing agent 0.2~1.0%, defoaming agent 0.1~1.0%, water-reducing agent 0.2~1.0%, carrier liquid 14~25%.The water-based casting coating of the present application has the characteristics of short drying time, small gas evolution, high surface strength.

This utility model relates to the field of spray drying technology, specifically to plasma-assisted spray drying equipment, including a drying tower, a plasma generator, a first feeding hopper, a second feeding hopper, and a return pipe. The plasma generator is installed on the top of the drying tower, and a first high-pressure pump and a second high-pressure pump are respectively installed on the upper ends of both sides of the drying tower. This novel plasma-assisted spray drying equipment has a structure with two sets of atomizing nozzles inside the drying tower, which can spray from different angles and positions, greatly increasing the coverage area of ​​the spray inside the drying tower, allowing more material to come into full contact with the atomized droplets simultaneously, thereby accelerating the drying speed and improving the drying efficiency. Moreover, it has the function of collecting and reusing the exhaust gas after atomization drying, thus effectively improving the environmental friendliness of the spray drying equipment.

The utility model relates to the neodymium iron boron magnet processing technical field, concretely is a kind of oxidation coating device for producing and processing neodymium iron boron magnet, including box, the top and bottom of box inner chamber are separately provided with material conveying pipe and support plate, the bottom of material conveying pipe is connected with several spray heads, the both ends of material conveying pipe are all penetrated to the outside of box, the bottom of box is provided with adjusting mechanism, the top of box is provided with drying mechanism, by setting adjusting mechanism, not only can drive support plate and workpiece to rotate, increase spraying range, simultaneously still can drive material conveying pipe and spray head to carry out angle reciprocating adjustment, so it can further increase spraying range, ensure that material surface can be evenly sprayed, improve processing efficiency, by setting drying mechanism, gas can be heated, and heated gas is delivered to box, can speed up the drying speed of workpiece surface coating, further improve the processing efficiency of workpiece.

The utility model relates to the technical field of tea leaf processing, and discloses a high-efficiency drying machine for tea leaf processing, which comprises a rack, and a heating assembly for providing a heat source for drying tea leaves is arranged in the rack; a drying assembly for contacting tea with a heat source is arranged on one side of the heating assembly; the drying assembly comprises a screening barrel, a gear motor and a dismounting mechanism, a plurality of through holes are formed in the surface of the screening barrel, and a door plate for loading or taking out tea leaves is arranged on one side of the screening barrel; the screening barrel rotates through power of the gear motor, the tea leaves are dried through hot air generated by the heating assembly, meanwhile, the tea leaves are evenly heated through rotation of the screening barrel, each tea leaf can make full contact with the hot air, and the tea leaves can be evenly heated through rotation of the screening barrel and the pushing effect of the scraper blade. The tea leaves are effectively prevented from being gathered together or attached to the inner wall of the screen barrel in the drying process, the dispersity of the tea leaves is ensured, drying is more uniform, the drying speed is increased, and the drying efficiency is improved.

The utility model relates to the technical field of test tube processing, in particular to a food detection test tube drying device which comprises a base, a connecting plate is mounted at the top of the base, a plurality of hot air spraying pipes are arranged in the middle of the top of the connecting plate, telescopic assemblies are arranged on the two sides of the top of the connecting plate, and fixing plates are arranged on the tops of the two telescopic assemblies. A plurality of pneumatic telescopic rods are installed on the two fixing plates, clamping blocks are installed on extension rods of the pneumatic telescopic rods, and the clamping blocks are arranged in pairs and correspond to the hot air spraying pipes. According to the device, one end of a hot air spraying pipe is inserted into a test tube, so that after a heating assembly and a fan in a cavity work, in the heating and drying process of the interior of the test tube, the drying speed of the interior of the test tube is increased, the time needed for drying the test tube is shortened, and the drying efficiency of the test tube is improved.

This utility model discloses a take-up pressure roller device for a printing press, comprising an adjustable conveying mechanism, a tensioning mechanism, a blower mechanism, an embossing mechanism, and a winding mechanism arranged sequentially. The guide assembly of the adjustable conveying mechanism can be adjusted according to the width of the printed material to ensure stable conveying; the tensioning roller assembly of the tensioning mechanism prevents the printed material from loosening and wrinkling; the blower mechanism dries the surface of the printed material to avoid blurring of the pattern; the upper and lower embossing rollers of the embossing mechanism emboss the printed material; and the winding mechanism, in conjunction with an unwinding plate, makes the winding smoother. The coordinated operation of all mechanisms in this device improves the quality and efficiency of material take-up and is suitable for processing printed materials of different specifications.

The utility model discloses an integrated vortex sludge drying device which comprises a steaming cylinder and a solar panel arranged on the circular outer wall of the upper end of the steaming cylinder, the outer wall of the left end of the steaming cylinder is fixedly connected with a material conveying pipe, and the outer wall of the left end of the steaming cylinder is fixedly connected with a distribution box close to the lower side. A driving shaft is rotatably connected between the inner walls of the left end and the right end of the steaming cylinder, turbine blades are fixedly connected to the circular outer wall of the driving shaft, a discharging port is fixedly connected to the portion, close to the right side, of the outer wall of the lower end of the steaming cylinder, and a fixing frame is fixedly connected to the portion, located between the turbine blades, of the circular outer walls of the upper end and the lower end of the driving shaft; a plurality of fixing rods b are fixedly connected between the inner wall of the lower end of the fixing frame and the outer wall of the upper end of the driving shaft at equal intervals, by installing a heat insulation layer a and a heat insulation layer b, heat diffused outwards can be effectively isolated when sludge is dried in the steaming cylinder, the temperature of the outer surface of equipment can be prevented from being too high through heat insulation, the scalding risk is reduced, and the operation safety is improved.

The utility model provides a wafer box heating jet drying device, which relates to the technical field of wafer box heating drying and comprises a jet drying machine body, a nozzle is obliquely mounted on the inner wall of the left side of the jet drying machine body, and the left side of the nozzle is connected with a jet atomizer through an atomizing pipe. An IPA mixed solution cylinder is connected to the jet atomizer through a liquid conveying pipe, a rotating column is connected to the inner wall of the lower end of the jet drying machine body through a bearing seat, a storage frame plate is welded to the outer side of the rotating column, an L-shaped pressing plate is connected into a groove in the upper end of the storage frame plate in a limiting mode, and a wafer box is pressed between the storage frame plate and the L-shaped pressing plate; and clamping plates are symmetrically clamped on the two side faces of the L-shaped pressing plate, external thread blocks are welded to the clamping plates through fixing columns, and the external thread blocks are in threaded connection with adjusting groove blocks through internal thread grooves. According to the utility model, the problem in the prior art that residual moisture in grooves of wafer boxes placed on a grid plate is difficult to discharge, so that the heating and drying time is prolonged and the drying efficiency is influenced is solved.

The invention belongs to the technical field of building construction, and discloses a building construction spraying device which comprises a walking vehicle, a spraying mechanism and a containing mechanism are arranged on the walking vehicle, and the containing mechanism communicates with the spraying mechanism; the spraying mechanism comprises a lifting frame, a lifting block is slidably connected to the lifting frame, a spraying assembly and a drying assembly are arranged on the lifting block, and the spraying assembly communicates with the containing mechanism; the spraying assembly comprises an adjusting rod hinged to the lifting block, the end, away from the lifting block, of the adjusting rod is rotationally connected with a mounting plate, a spraying head is mounted on the mounting plate, and the drying assembly is mounted on the mounting plate; a positioning rod is fixedly connected to the mounting plate, a positioning block is fixedly connected to the end, away from the mounting plate, of the positioning rod, and the positioning block is slidably connected with a guide rail mounted on the lifting block. The device is simple in structure, convenient to use, good in spraying uniformity, high in stability and good in spraying quality, and the service life of a sprayed wall is prolonged; and meanwhile, the drying speed is high after spraying, and the problem of paint flowing in the drying process is solved.