1468 results about "Film coating" patented technology

The invention discloses a crystal resonator sputter coating device and a preparation method of a crystal resonator, and belongs to the field of electronic components, the crystal resonator sputter coating device comprises a bottom plate, a lower electrode mask plate, a positioning plate, an upper electrode mask plate and a magnetic cover plate in sequence, the positioning plate is provided with a wafer positioning groove, a wafer is installed in the wafer positioning groove, and the magnetic cover plate is provided with a magnet. The upper electrode mask plate and the lower electrode mask plate are both provided with electrode holes, the thickness of the positioning plate is recorded as h < definite >, and one surface of at least one of the upper electrode mask plate and the lower electrode mask plate, which faces a wafer, is provided with a diffusion prevention bulge for preventing diffusion of electrode particles during film coating, and the thickness of the diffusion prevention bulge is recorded as h < definite >. The size of the dispersion preventing protrusion is matched with the size of the wafer positioning groove, the dispersion preventing protrusion is located in the wafer positioning groove during assembly, the thickness of the wafer is recorded as h wafer, and h wafer lt is smaller than or equal to 0.017 mm; and h, setting. The sputtering coating device solves the problem of electrode diffusion of the high-frequency crystal resonator in the existing sputtering coating device for the crystal resonator due to too small wafer thickness.

The utility model relates to the field of mattress production equipment, in particular to a mattress packaging line which comprises a film covering mechanism, a folding mechanism, a rolling and pressing mechanism and a stacking mechanism which are sequentially arranged, the stacking mechanism comprises a V-shaped material supporting frame, a lifting assembly and a translation assembly, a material pushing plate is arranged in the V-shaped material supporting frame, and a material stacking frame is arranged on one side of the V-shaped material supporting frame. The translation assembly is fixed to the top of the lifting assembly, the outer side of a mattress is coated with an adhesive film through the film coating mechanism, the mattress is folded in half through the folding mechanism, the mattress is rolled and pressed into a columnar long roll through the rolling and pressing mechanism, and finally the rolled mattress is blanked and falls onto the V-shaped material supporting frame, so that the rolled mattress is prevented from rolling, the production reliability is improved, and the production efficiency is improved. The roll-shaped mattresses are pushed into the material stacking frame through the material pushing plate, the V-shaped material supporting frame is driven to horizontally move through the translation assembly, the V-shaped material supporting frame is driven to ascend and descend through the lifting assembly, stacking of the roll-shaped mattresses at different horizontal positions and different heights is achieved, the automation degree is high, and the production efficiency is improved.

The invention belongs to the technical field of sandy soil reinforcement, and relates to a sandy soil reinforcement method combining modified chitosan film coating and cementation with biomimetic mineralization and application, the sandy soil reinforcement method comprises the following steps: S1, chitosan is subjected to swelling, alkalization, carboxymethylation and refining treatment to obtain modified chitosan; s2, respectively preparing a calcium chloride solution and a sodium carbonate solution with the same concentration; a calcium chloride solution is a cementing solution A; adding modified chitosan into a sodium carbonate solution, and uniformly stirring to form a cementing solution B; s3, the cementing liquid A is sprayed to the sandy soil, then the cementing liquid B is sprayed, and primary cementing is completed; carrying out circulating cementing for 5-20 times according to the spraying mode; and then air drying is conducted to complete sandy soil reinforcement. According to the invention, the agglomeration among calcium carbonate particles is enhanced by utilizing the cementing, film covering, mineralized crystal form adjusting and filling coupling effects of the modified chitosan, so that the calcium carbonate particles form effective cementing connection among sand particles, thereby improving the mechanical properties of the sand.

The invention discloses pole piece processing equipment, and relates to the technical field of battery pole piece processing, and the pole piece processing equipment is characterized in that a conveying device conveys a pole piece material belt to pass through a cleaning position, a film covering position and a glue dispensing position in sequence; the laser assembly is arranged at the cleaning position and used for cleaning a pole piece material belt and forming a plurality of pole lug grooves, and each pole lug groove is provided with a dispensing forming area; the film covering device comprises a film supply assembly and an isolating film, the film supply assembly is arranged at the film covering position and used for providing the isolating film, the isolating film and the pole piece material belt move synchronously and are attached to the pole piece material belt, a plurality of through holes are formed in the isolating film, and the through holes are matched with the dispensing forming areas in a one-to-one correspondence mode; the glue dispensing mechanism is arranged at the glue dispensing position and used for spraying glue, the glue covers the glue dispensing forming area, at least part of the glue extends to the isolating membrane, and the glue is formed into a glue layer in the glue dispensing forming area. The pole piece processing equipment provided by the technical scheme of the invention can control the shape of the adhesive layer and improve the quality of the battery.

The invention discloses a magnetron sputtering device for coating and a using method thereof.The magnetron sputtering device for coating comprises a sputtering chamber, a heating assembly and a cooling assembly, the sputtering chamber is used for coating a substrate, the magnetron sputtering device further comprises a bearing module and a conveying module, the bearing module is arranged in the sputtering chamber, and the conveying module is used for conveying the substrate to the substrate; the carrying module is used for carrying a substrate to be coated, and the conveying module is used for selectively driving one of the heating assembly and the cooling assembly to be far away from the carrying module and the other one of the heating assembly and the cooling assembly to be close to the carrying module so as to heat or cool the substrate. The conveying module drives the heating assembly and the cooling assembly to be matched with the bearing module, so that the temperature of the substrate can be adjusted and controlled in a limited space, the influence between the heating assembly and the cooling assembly can be effectively reduced, and the heating and cooling efficiency is guaranteed.

The invention discloses a PVC film coating uniformity detection method based on spectral analysis, and relates to the technical field of optical detection, and the method comprises the following steps: S001, adopting a controllable incident illumination system with a multi-angle rotation function to carry out continuous angle scanning on the surface of a PVC film, collecting reflection spectrum intensity data in a corresponding wave band range according to different incident angles, and generating a spectrum data matrix containing interference characteristics; and S002, carrying out continuous wavelet transform processing on the spectral data matrix, carrying out multi-scale local decomposition on a spectral response signal, extracting and separating a periodic interference characteristic signal, and obtaining a purified spectral matrix after interference reduction. According to the method, through multi-angle spectrum collection and interference feature stripping, accurate identification of a coating thickness abnormal area and combination of strength indexes, spraying parameters are regulated and controlled, a detection-compensation-reinspection closed-loop mechanism is constructed, interference misjudgment is effectively avoided, and the accuracy and regulation and control efficiency of uniformity detection of the PVC film coating are improved.

The invention discloses a precise positioning control method and system for photovoltaic module laminating welding, particularly relates to the technical field of welding positioning, and is used for solving the problem of systematic alignment deviation caused by independent control of welding and laminating procedures, lack of unified reference and physical deformation of battery strings in the prior art. A battery string image is obtained after welding, a morphological feature point set is extracted, the morphological feature point set is registered with a theoretical feature point set to calculate a current deformation field, then local curved surface fitting residual and equivalent strain energy density collaborative analysis identification is carried out, a pseudo deformation area is filtered out, and a credible physical deformation field is obtained. And generating importance weight distribution by combining functional information of a battery string region, performing compensation reconstruction on theoretical positioning coordinates of a film coating material by taking the weight as a target, generating a target fitting track under a film coating process reference coordinate system, and finally controlling an execution mechanism to operate according to the track, thereby realizing high-precision alignment fitting of the battery string and the film coating material.

The utility model relates to the technical field of film production, and discloses spraying equipment for film production, which comprises a machine body, an unwinding roller and a winding roller, a spraying mechanism for spraying liquid, a heating mechanism for accelerating curing of the coating liquid, a drying box fixedly mounted on the machine body and a camera are sequentially arranged along the moving direction of the film. According to the utility model, the position of the heating roller moves upwards and simultaneously drives the transmission rod and the abutting rod to move upwards, at the moment, the abutting rod pushes the air deflectors to rotate through the fixed shaft and the rotating shaft, and the abutting plates on the two groups of air deflectors push the other two groups of air deflectors to move synchronously, so that the size of an air guide port formed by the four groups of air deflectors is larger, and the outlet area is larger; in addition, the thin film coating is preheated through the heating roller, and it is further guaranteed that the thin film coating is not blown away by hot air, and the machining effect of the thin film is not affected.

The invention relates to a hemispherical resonator and hemispherical gyroscope parameter and defect identification system and method, and belongs to the technical field of hemispherical resonator gyroscopes. According to the invention, automatic identification of damping non-uniformity, rigidity non-uniformity and 1-3-order quality defect parameters is respectively carried out on the fused quartz hemispherical resonator before and after film coating and the gyroscope header after base assembly, so that the full-flow coverage test of the hemispherical resonator gyroscope is realized; various parameters are identified in the whole process from harmonic oscillator machining forming to the gauge outfit state, the testing precision, the system reusability, the operation convenience and consistency are greatly improved, and the production efficiency is improved.

The invention discloses a film coating process and equipment in a narrow-mouth container, and relates to the technical field of paper container preparation, and the equipment comprises a film coating system, a mold closing system, a vacuum system, a heating system, an adjusting system and a control system. The polylactic acid air bag is adopted as a film covering raw material, so that the produced paper-plastic product has biodegradability, the produced product can be naturally degraded, and the problems that the paper-plastic product is difficult to recycle and treat are solved. According to the invention, the polylactic acid air bag is attached to the inner wall of the molded pulp container by directly utilizing the characteristic that polylactic acid becomes soft and generates colloid after being heated, so that the influence on the volume of the container can be reduced as much as possible, and the environment-friendly characteristic is better. The environment-friendly characteristic and the physical and mechanical properties of the paper mold can be obviously improved, and the application range of the paper mold is expanded. By optimizing and innovating a film laminating process and equipment, a more environment-friendly liquid container can be prepared, and the development and the use of the paper pulp molded container are more in line with the requirements of sustainable development.

The invention discloses a vacuum sputtering preparation process of a multi-layer gradient color film for a streaming media rearview mirror cover plate, and belongs to the technical field of magnetron sputtering coating. The process depends on vacuum sputtering equipment comprising an upper sheet translation table, an upper sheet table, a sheet inlet chamber, a front fine extraction chamber, a front buffer chamber, a first coating chamber, a transition chamber, a second coating chamber, a rear buffer chamber, a rear fine extraction chamber, a sheet outlet chamber, a lower sheet table, a lower sheet translation table and the like. The method comprises the steps of glass substrate pretreatment, vacuum buffer stabilization, preparation of an aluminum layer and a silicon-aluminum alloy layer in a first coating chamber, stress release in a transition chamber, preparation of an aluminum-nitrogen oxide layer in a second coating chamber, post buffer stabilization, sheet discharging and discharging and the like. The technical effects that the color is continuously adjustable, the adhesive force of the film layer is high, the optical and electrical properties are balanced, and the production efficiency is high are achieved.

A method and system for vacuum vapor deposition of a deposition material to form, a functional thin film coating, upon an elongate substrate, such as an optical fiber or structural member, in space may utilize: a depositor for the deposition material, disposed within a shroud enclosing the substrate as it exits from a space platform.

The invention discloses a film covering process chain quality tracing method and system based on a knowledge graph, and relates to the technical field of quality tracing big data processing. According to the specific implementation scheme, the method comprises the following steps: carrying out coating dynamic process parameter curve feature analysis to determine whether to adopt time sequence curve feature optimization and coating timestamp consistency calibration, carrying out coating map time sequence causal judgment to determine whether to trigger map time sequence constraint supplementation and association relationship complementation, carrying out coating process quality tracing reasoning, and carrying out coating process quality tracing reasoning. And after the reasoning is finished, carrying out sequential logic qualification verification on the coating traceability path, if the verification is qualified, outputting a final coating quality defect traceability result, and if the verification is not qualified, sending an unqualified prompt of the coating quality defect traceability result, so that the problem of low accuracy of the coating process chain quality traceability result can be solved.

The invention discloses lithium battery protective film coating equipment, and belongs to the technical field of lithium battery coating, the lithium battery protective film coating equipment comprises a rack, and further comprises a film unfolding mechanism, a battery coating mechanism and a laminating mechanism, one side of the rack is provided with the film unfolding mechanism for unwinding and spreading a protective film, and the laminating mechanism is provided with a laminating mechanism; a battery wrapping mechanism for wrapping a battery with a film is installed on one side of the machine frame, an attaching mechanism for attaching the side edge of the battery wrapped with the film is installed on the upper side of the machine frame, the film unfolding mechanism comprises an unwinding assembly and an alternate unfolding assembly, the unwinding assembly for auxiliary unwinding of the film is installed on the upper side of the machine frame, and the alternate unfolding assembly is installed on the lower side of the machine frame. The upper side of the rack is provided with an alternate unfolding assembly for alternately unfolding a film. By means of the mode, bubbles can be eliminated while protective films on the upper face, the lower face, the front face and the back face of a battery can be rapidly attached, the protective films on the side wall of the battery can be rapidly further attached to complete battery film coating, and the production efficiency is high.

Disclosed is a chamber component of a processing chamber, the chamber component comprising a body and a coating on at least one surface of the body. The coating comprises about 89 mol % to about 93 mol % Y2O3 and about 7 mol % to about 11 mol % ZrO2. The coating has a hardness of about 1-50 GPa.

The invention discloses a particle deposition prevention shielding piece for coating equipment, which is arranged in a coating cavity and comprises an annular upper plate and an annular lower plate, and a labyrinth type airflow channel is formed between the upper plate and the lower plate through baffles which are staggered up and down and arranged at intervals; a gap of 0-2mm exists between the outer edge of the shielding piece and the inner wall of the film coating cavity, the cavity wall of the film coating cavity is grounded, and the gap is constructed into an electron depletion region mainly comprising positive charges; according to the utility model, particles entering by mistake are intercepted through the labyrinth type channel, particles escaping along the gap are blocked through the electron depletion region, the pollution frequency of the lower cavity can be greatly reduced, and thus the downtime and the maintenance cost of equipment are reduced; the labyrinth type airflow channel and the electron depletion area are both designed in a non-blocking mode, the labyrinth type airflow channel does not hinder normal conveying of reaction gas, the electron depletion area does not affect lifting of the wafer and the shielding piece, the anti-pollution function is achieved, meanwhile, the technological rhythm of existing coating equipment is completely adapted, and the main body structure of the equipment does not need to be changed.

The utility model discloses a reflecting mirror applied to high-power laser, which comprises a base material structure layer, a reflecting dielectric film structure layer is arranged on the reflecting surface of the base material structure layer in a film coating mode, and the reflecting dielectric film structure layer is composed of 46 layers of high-refractive-index film structures and 46 layers of low-refractive-index film structures which are alternately overlapped from inside to outside. The reflector applied to the high-power laser can obtain high reflectivity in the application scene of the high-power laser under the working wave band of 915 + / -10nm, 976 + / -10nm or 1064 + / -10nm. Meanwhile, the dielectric film of the reflector is extremely low in laser absorptivity, and energy loss can be effectively reduced.

A multispectral imaging film coating uniformity on-line detection system comprises the following steps: carrying out full-spectrum response curve test on a standard coating sample, screening basic candidate wavelengths corresponding to different coating materials, carrying out industrial scene test on the basic candidate wavelengths, and determining the uniformity of the coating according to the basic candidate wavelengths. The comprehensive adaptive value of the basic candidate wavelength of each coating material under different thicknesses is obtained; acquiring a sensitive wave band combination of a to-be-detected coating of a current production line based on the comprehensive adaptive value, acquiring a spectral image of each sensitive wave band on the surface of the to-be-detected coating, performing adaptive fitting baseline correction preprocessing on the spectral image of each sensitive wave band, performing spectral feature mining and correlation screening on the spectral image, and acquiring a low-dimensional feature vector; and performing thickness inversion based on the low-dimensional feature vector, generating a coating thickness two-dimensional distribution heat map, performing uniformity judgment on the coating thickness two-dimensional distribution heat map, and outputting a uniformity judgment result. According to the invention, the accuracy and pertinence of coating uniformity detection are obviously improved.

The invention belongs to the technical field of pharmaceutical preparations, relates to a metformin hydrochloride sustained-release tablet and a preparation method thereof, and aims to overcome the technical defects of insufficient release behavior regulation and control precision and poor stability of an existing metformin hydrochloride sustained-release preparation. The metformin hydrochloride sustained-release tablet disclosed by the invention takes metformin hydrochloride as an effective component, is matched with sustained-release materials including hydroxypropyl methyl cellulose, propylene carbonate, zein, a filling agent, an adhesive and a lubricating agent, and can be selectively matched with a gastric-soluble film coating material. According to the invention, the stable release of the medicine is realized, the initial burst release phenomenon is avoided, meanwhile, the stability of the preparation is remarkably improved, and the good slow release performance can still be maintained after long-term storage.

The invention discloses afatinib tablets with high stability and rapid dissolution characteristics and a preparation method of the afatinib tablets, and belongs to the technical field of pharmaceutical preparations. In order to solve the problems that the dissolution rate is reduced and related substances are increased due to moisture absorption during the storage period of the existing afatinib tablets, afatinib dimaleate (crystal form A, D90 is 45-55m, and BET specific surface area is 2500-3000 m / kg) with a specific crystal form and particle size is adopted as a core and is compatible with an anhydrous crystal form auxiliary material (such as spray-dried mannitol), and the afatinib tablets are prepared into the afatinib tablets. Preparing a tablet core through dry granulation and a strict humidity control process, and then applying a damp-proof film coating. According to the scheme, the influence of water on the medicine is systematically blocked, the dissolution rate of the tablet in various dissolution media within 15 minutes is ensured to be greater than or equal to 85%, the dissolution rate is reduced by less than or equal to 5% after an accelerated test, the increase of related substances is obviously lower than that of a reference preparation, and the afatinib tablet with excellent dissolution performance and long-term stability is provided for clinic.

The application relates to the technical field of laser detection tooling, and particularly discloses a thickness detection mechanism for an electromagnetic shielding sputtering film coating layer, which comprises a rack and a machine shell fixed to the outer side of the top end of the rack; further comprises a lifting plate which is installed in the middle part of the inner side of the machine shell in a lifting manner through a lifting adjusting mechanism, a first rotating disc is rotatably installed on the inner side of the lifting plate, and the top surface of the first rotating disc is fixed with two groups of upper laser measuring assemblies; a fixing frame is installed on the middle part of the top surface of the rack in a sliding manner through a sliding adjusting mechanism, a second rotating disc is rotatably installed on the inner side of the fixing frame, and the bottom surface of the second rotating disc is fixed with two groups of lower laser measuring assemblies corresponding to the upper laser measuring assemblies. The thickness detection mechanism for the electromagnetic shielding sputtering film coating layer can be adaptively adjusted and matched, can be used in sample and continuous detection double scenes through double-face synchronous laser measurement and rotating adjustment, and can complete coating thickness detection with high precision and high efficiency.

This utility model relates to the field of film coating technology, specifically providing a film coating device. It aims to solve the problems of low yield or high production cost of existing film coating machines. The film coating device of this utility model includes a pressure roller assembly and a film application assembly. The pressure roller assembly includes a first pressure roller, through which the film can be wrapped. The film application assembly includes a first air knife located on the first side of the first pressure roller. The product to be packaged moves from the second side to the first side of the first pressure roller, the first pressure roller and the first air knife bring the film close to the product, and the first air knife adheres the film to the surface of the product. The blowing action of the air knife allows the film to adhere tightly to the surface of the product, and also allows for smooth film application even in uneven areas. The blowing action applies sufficient pressure to each area, preventing air bubbles. During the blowing process, the film gradually adheres to the product, preventing wrinkles. Furthermore, it improves the yield of high-quality products, reduces the production of defective products, and lowers production costs.

The invention relates to the technical field of seeding machines, in particular to a film mulching device and a film mulching hole seeding planter, the film mulching device comprises a traction rack, a mulching film roller is arranged on the traction rack, the mulching film roller is used for mounting a mulching film, the traction rack is used for driving the mulching film roller to advance, and the film mulching device further comprises two groups of soil covering assemblies which are respectively arranged on two sides of the advancing direction of the traction rack; the soil covering assembly comprises a ditching structure and a conveying structure, and the ditching structure is arranged on the traction rack and located in front of the mulching film roller. The conveying structure is arranged on the traction machine frame, the ditching mechanism is arranged in front of the mulching film roller, digging can be conducted on one side below the mulching film roller to form a groove, dug soil is conveyed to the position behind the mulching film roller through the conveying structure, the conveying structure conveys the dug soil to the side edge of a mulching film, and the side edge of the mulching film is pressed in the groove through the soil. The mulching film can be further compacted, the possibility of mulching film displacement during hole sowing is reduced, the probability of seedling pressing under the mulching film is reduced, and therefore the yield of crops is increased.

This invention relates to the field of pyroelectric infrared sensor technology, and discloses a patch-type pyroelectric sensor with thermally insulating pins. The sensor includes a housing with insulating pins fixedly connected to its outer wall. An infrared window is disposed on the upper surface of the housing, and a backplate is disposed on the lower surface. A pyroelectric material element module is disposed inside the housing. The fabrication method of the pyroelectric sensor includes the following steps: Step 1, raw material preparation; Step 2, tool preparation; Step 3, solution preparation; Step 4, thin film substrate cleaning; Step 5, thin film coating; Step 6, thin film drying; Step 7, high-temperature annealing; and Step 8, polarization treatment. The insulating pins effectively isolate the sensor chip from the external environment, preventing external interference and noise from affecting the accuracy and stability of the sensor, thus ensuring the signal quality and reliability of the sensor.

The application relates to the technical field of slope engineering prevention, in particular to an expansive soil ecological supporting structure based on recycled water permeable concrete and a construction method, which comprises a waterproof film coating layer, a recycled water permeable concrete layer, a backfill soil layer, a retaining board and a bottom EPS foam board, the waterproof film coating layer is formed by uniformly spraying waterproof film coating on a slope surface, the recycled water permeable concrete is sawtooth-shaped and is poured on the waterproof film coating layer, the backfill soil is covered on the recycled water permeable concrete layer, the retaining board is arranged at the bottom of the expansive soil slope, and the bottom EPS foam board is arranged between the retaining board and the expansive soil slope. Based on the concept of a sponge city, the application forms a slope water storage structure by using the recycled water permeable concrete and the waterproof film coating layer, achieves the effect of 'flood drainage and drought replenishment', reuses engineering slag soil and waste degradable materials, achieves the purpose of low carbon, simultaneously utilizes the anchoring effect of the vegetation root system, and realizes long-term green and low-carbon protection of the expansive soil slope.

The invention discloses a traditional Chinese medicine liniment for treating rheumatoid arthritis and a preparation process thereof, the traditional Chinese medicine liniment is composed of a wind-dispelling and pain-relieving liquid medicine and auxiliary materials, the wind-dispelling and pain-relieving liquid medicine contains eight traditional Chinese medicines of thorny elaeagnus root, erythrina bark, kadsura longepedunculata root, waxberry root, ardisia crenata, rose mallow root, glabrous sarcandra herb and wikstroemia canescens root, and is prepared by ultrasonic extraction; the auxiliary materials comprise polyvinyl alcohol, a chitosan-acetic acid solution, glycerol, azone, methylparaben, vanillyl butyl ether and ethanol. The liniment is short in film forming time and good in stability, has excellent transdermal absorption performance and antioxidant activity, can remarkably relieve joint swelling of RA model mice, improve the pain threshold value, improve joint pathological injuries, achieve local precise long-acting administration, reduce side effects of the whole body and improve patient compliance, is suitable for clinical treatment of RA, and has a wide application prospect. The problems that an existing rheumatoid arthritis treatment medicine is large in side effect, and a traditional Chinese medicine preparation is short in efficacy duration and inconvenient to use are solved.

The invention relates to an automatic coating device for a thermocuring insulating film. Comprising a lower film forming mechanism used for forming a cavity where an aluminum sheet needs to be placed on a lower film, an aluminum sheet feeding mechanism used for placing the aluminum sheet into the cavity of the lower film and packaging and cutting the aluminum sheet and an upper film to form a product, and a tool assembling and disassembling mechanism used for loading the product into a thermocuring tool or disassembling the product from the thermocuring tool. The thermocuring and cooling mechanism is used for thermocuring and cooling the product loaded in the thermocuring tool; the tool assembling and disassembling mechanism is used for assembling a thermocuring tool, the post-processing mechanism is used for cutting, detecting and discharging a product subjected to thermocuring, and the transferring mechanism is used for transferring the thermocuring tool between the tool assembling and disassembling mechanism and the thermocuring and cooling mechanism and transferring the product between the tool assembling and disassembling mechanism and the post-processing mechanism. The labor cost is reduced, and the labor intensity and the production cost are reduced; the production quality and the production efficiency are improved, and the applicability is wide.

The utility model relates to the technical field of drying devices, and discloses a release film coating temperature control drying device which comprises a device shell, and a drying blowing assembly, a blowing width control assembly and a blowing range guide assembly are installed at the position, close to the top, of the inner side of the device shell. The blowing width control assembly comprises a support rod fixedly connected to the inner side of the device shell, the front face and the back face of the outer side of the support rod are slidably sleeved with sliding frames, the left side of the support rod is fixedly connected with a fixing plate, and the surface of the fixing plate is fixedly connected with a cylindrical rod. By arranging an air blowing width control assembly, the front-back direction of a sliding frame is adjusted along the outer side of a support rod, sealing plugs are tightly attached to the inner wall of an air blowing pipe, an air blowing hole located between the two sealing plugs can blow out hot air, and then the drying width in the front-back direction is adjusted; and the inserting plates are inserted into the inner sides of the corresponding positioning grooves, so that the distance between the two sealing plugs is fixed.

The utility model discloses a high-temperature resistant release film coating device capable of automatically detecting flatness, which relates to the technical field of coating machines, and comprises a main frame body, a leveling module is arranged on the main frame body, a fixing hole is formed in the main frame body, a fixing frame is fixedly connected in the fixing hole, one side of the fixing frame is fixedly connected with a laser detector, and the other side of the fixing frame is fixedly connected with a base. A communicating bin is fixedly connected to the bottom of the fixing frame, a plurality of spray heads are arranged at the bottom of the communicating bin at equal intervals, the leveling module comprises a plurality of sliding rods, and thin rods are fixedly connected to the two ends of each sliding rod. The high-temperature-resistant release film coating device capable of automatically detecting the flatness, disclosed by the utility model, has the advantages that release films with different thicknesses can be adaptively and stably clamped, conveying deviation and deformation are prevented, and meanwhile, the release films can be pulled and smoothed before detection; the condition that the release film is wrinkled or loosened due to conveying or equipment operation is avoided, and the accuracy of flatness detection of the release film body before coating is improved.

The utility model provides a hanger rack for film coating of plastic knives and forks, which comprises a bottom frame shaped like a Chinese character'hui ', a support is horizontally connected above the bottom frame, a plurality of hangers are rotatably and detachably arranged between the bottom frame and the support, the support is shaped like a Chinese character'wang', the hangers are distributed on fulcrums of the support, and the hangers are arranged on the bottom frame. The hanging tool comprises a rotating piece, hanging rods are arranged on the rotating piece from top to bottom at equal intervals, and hanging discs are arranged on the hanging rods. The hanger has the advantages that a plurality of hangers can be independently supported, the hangers can rotate and are detachable, and the overall structure is stable and reliable.