11results about How to "Improve coating accuracy" patented technology

The invention relates to the technical field of ceramic membrane coating, and discloses a ceramic membrane slit coating machine which comprises a base, a pair of side plates are arranged on the base, a coating roller and a pressing roller are arranged between the side plates, mounting grooves are reserved in the tops of the left side plate and the right side plate, mounting plates are slidably arranged on the mounting grooves, and the pressing roller is rotatably arranged between the mounting plates. A first air cylinder for driving the mounting plate to move up and down is arranged at the top of the side plate, and a height adjusting mechanism for driving the coating material groove to move up and down is arranged on the lower side of the coating material groove. Compared with the prior art, the ceramic membrane coating device has the beneficial effects that the coating material groove can be manually controlled to ascend and descend according to the working procedure during ceramic membrane coating, coating scattering and membrane material pollution are avoided, and safety is improved; coating and termination of the ceramic membrane are rapidly carried out, and the controllability of the device is improved; the angle between the scraper and the coating roller is controlled, so that the coating is more uniformly coated on the coating roller; and the distance between the scraper and the film material on the coating roller is accurately adjusted, so that the coating precision of the ceramic film material is improved, and the applicability is improved.

The utility model discloses a five-roller film coating device for two processes of forward coating and reverse coating, which comprises a forward glue coating steel roller, a reverse glue coating steel roller, a forward transfer glue roller and a reverse transfer glue roller, and the two processes share a glue tank; the diameter of the reverse transfer rubber roller is smaller than that of the forward transfer rubber roller, and the forward transfer rubber roller and the reverse transfer rubber roller are arranged below the forward glue coating steel roller and the reverse glue coating steel roller and are arranged relative to the forward glue coating steel roller and the reverse glue coating steel roller; the forward glue coating steel roller, the reverse glue coating steel roller, the forward transfer glue roller and the reverse transfer glue roller are respectively driven by a motor to rotate, a transverse transmission mechanism is used for adjusting the relative distance between the forward glue coating steel roller and the reverse glue coating steel roller, and the forward transfer glue roller and the reverse transfer glue roller are respectively provided with a lifting mechanism. The working states of the forward gluing steel roller and the reverse gluing steel roller are interchanged, and the working states of the forward transfer rubber roller and the reverse transfer rubber roller are interchanged, so that two processes of forward coating and reverse coating are interchanged.

The present invention relates to the field of metal casting equipment, and discloses a die-casting molding equipment for metal blank processing, comprising: a die-casting frame; a base arranged on the die-casting frame, and a top plate arranged on the die-casting frame; a lower mold arranged on the base, and an upper mold arranged on the top plate, and cavities are opened on the upper mold and the lower mold; by setting a first coating plate and a second coating plate, and combining the precise control of a moving part, a release agent can be evenly coated on the side wall of the mold cavity, ensuring that the entire cavity surface is fully covered. Even when the shape of the mold cavity changes, the coating part can still accurately spray the release agent, further improving the demoulding effect and reducing surface defects caused by poor demoulding.

The present invention belongs to the technical field of processing of energy-saving lamp tubes, and discloses a U-shaped lamp tube coating machine, including a frame, on which a transmission mechanism, an upper tube device, a coating assembly, a film liquid drying device, and a lower tube device are installed; the transmission mechanism includes a station clamp; a flip station is respectively provided behind the upper tube station and in front of the lower tube station, and the station clamp realizes a 180-degree flip at the flip station through a first push rod, a first stop pin, a second push rod, and a second stop pin matching structure; the coating assembly includes an injection and suction assembly; the injection and suction assembly includes a liquid injection pipe and a liquid suction pipe arranged side by side, and the liquid injection pipe and the liquid suction pipe rise and fall with the injection and suction lifting seat, and the liquid injection and liquid suction are completed by connecting a liquid injection pump and a liquid suction pump. The upper tube device and the liquid injection and liquid suction mechanism of the present invention have a more streamlined structure; the coating accuracy of the injection and suction assembly is high; the synchronization of the actions of each device is good; and the probability of the lamp tube falling off is low.

The application discloses a reflective display device and a preparation method thereof, and relates to the technical field of display, wherein the reflective display device comprises a first substrate and a second substrate arranged oppositely, and at least two pixel areas are defined between the first substrate and the second substrate; the reflective display device further comprises cholesteric liquid crystals and fluorescent powders; the cholesteric liquid crystals comprise at least two kinds, the at least two kinds of cholesteric liquid crystals are arranged in the same layer and are respectively arranged in the at least two pixel areas; the fluorescent powders comprise at least two kinds, the at least two kinds of fluorescent powders can emit light of different colors and are respectively scattered in the at least two kinds of cholesteric liquid crystals arranged in the same layer. The reflective display device provided by the application can monitor whether the coating positions of the cholesteric liquid crystals reflecting different colors are in the suitable areas in the processing process.

The invention discloses a hot melt adhesive scratch-free coating die head and belongs to the technical field of coating equipment, a runner is arranged at the top end of a lower die, the lower die comprises a main body, an opening block, an adjusting part and a plurality of adjusting mechanisms, the adjusting part is composed of a first connecting block, a first connecting plate and a second connecting block which are sequentially connected, the first connecting block is connected with the lower die main body, and the second connecting block is connected with the second connecting plate. The second connecting block is detachably connected with the lower die orifice block, and the adjusting mechanism can drive the adjusting part to be bent at the first connecting plate. And the two fixing seats are fixedly connected with the lower die, and the lower die is positioned between the two fixing seats. The upper die is arranged above the lower die and connected with the fixed seat through a rotating shaft, the upper die is provided with a feed port, and the bottom end of the upper die is communicated with the runner during die assembly. And the coating roller is arranged at the discharge hole, is separated from the lower die orifice block to form the discharge hole, and is driven to rotate by a driving device fixedly connected with the lower die. Through the arrangement of the adjusting part and the adjusting mechanism, the adjusting part can be driven to be bent, the lower die orifice block is driven to move relative to the lower die main body, and then accurate adjustment of the size of the die orifice is achieved so as to meet various coating requirements.

The invention belongs to the technical field of aviation fire alarm sensor sealant coating equipment, and relates to a special automatic gluing device for an airplane fire alarm sensor. According to the invention, each part is miniaturized, so that the coating operation can be conveniently carried out in a narrow environment in a cabin, the screw pump can improve the coating precision, and the clamping cylinder is adopted for supplying glue, so that the device is suitable for aviation sealants with different packages, different viscosities and different properties. According to the sealant coating device, intelligent control over the sealant discharging mechanism is achieved through the touch screen and the PLC all-in-one machine, and equipment parameters such as the sealant discharging amount, the sealant discharging speed and the sealant discharging time can be accurately controlled, so that the overall sealant coating quality, coating precision and sealant dosage control are improved, and workers can conveniently conduct coating work. Under the same conditions, the gluing time of the device special for automatic gluing is 3 minutes, the time of traditional manual non-automatic gluing is 34 minutes, and the efficiency is improved by 91% on year-on-year basis.

The present invention provides a skin in-situ printing device, which is used to apply biological glue and cross-linking agent to a predetermined part of a patient to form artificial skin by printing, and has the following characteristics, including: a platform device, which is used to carry and rotate the patient; a print head device, which is used to apply the biological glue and cross-linking agent to the predetermined part, and has a bracket unit and a nozzle unit arranged on the bracket unit; a coating power device, which is used to provide power to squeeze the biological glue and cross-linking agent out of the nozzle unit during coating; a three-axis moving device, which is used to drive the print head device to move to the predetermined part; and a control device, which is used to control the above-mentioned devices, wherein the nozzle unit has a first nozzle assembly and a second nozzle assembly, the first nozzle assembly includes a first barrel and a first needle, the second nozzle assembly includes a second barrel and a second needle, the first needle and the second needle have a certain angle, and the first liquid outlet at the lower end of the first needle is close to the second liquid outlet at the lower end of the second needle.

The present invention discloses a coating device for surface treatment of special steel materials and a coating method thereof, and specifically relates to the field of coating processing technology. The device includes a processing chamber, a coating spray chamber, a conveying assembly, and a heating and curing chamber. The coating spray chamber is provided with an upper and lower spray assembly and a left and right spray assembly, and the upper and lower spray assembly and the left and right spray assembly are respectively used to spray protective materials on the upper and lower sides and the left and right sides of the steel materials; the processing chamber corresponds to the first conveying rack and the area of ​​the first conveying rack and is respectively provided with a first abutting assembly and a second abutting assembly. The present invention uses the pressure of the two groups of abutting racks on the steel materials, so that after the center of gravity of the steel materials leaves the first conveying rack, it can pass through the coating spray chamber smoothly without sagging or turning over. The distances of each surface of the steel materials relative to the upper and lower spraying assemblies and the left and right spraying assemblies are stable, the coating accuracy is higher, there is no need for subsequent flipping for secondary coating, and there is no need to reduce the conveying speed.

The utility model relates to the technical field of surface coating machines, and specifically discloses a full-automatic surface coating machine for semiconductor sheet packaging with multi-station operation. It includes a frame base, and is characterized in that: a feeding area, a接驳对位区 (connection and alignment area), a coating area and a discharging area are provided on the frame base; a feeding transportation table is provided in the feeding area, an intermediate transportation table is provided in the connection and alignment area, a discharging transportation table is provided in the discharging area, and the intermediate transportation table moves back and forth along the Y-axis in the connection and alignment area and the coating area on the frame base by arranging a Y-axis driving component; a coating gantry is provided on the coating area of the frame base, a nozzle component is provided on the coating gantry, and the nozzle component moves along the X-axis and the Z-axis on the coating gantry by arranging an X-axis driving component and a Z-axis driving component; a visual positioning device is provided on the nozzle component. In the utility model, multi-station parallel operation processing can be carried out simultaneously in the feeding area, the coating area and the discharging area, so as to improve the production efficiency, and the combination of XYZ three-axis movement and the visual positioning device improves the coating accuracy. It should be noted that the term "接驳对位区" in the original text seems to be a Chinese term that may need to be further defined or replaced with a more standard English term if possible for better clarity in the translation. Here it is directly translated as "接驳对位区" for the purpose of following the translation rules strictly while waiting for possible improvement.

A kind of hollow toughened glass coating equipment, realize glass double side coating at the same time, avoid coating layer to be destroyed in the process of transfer, improve coating uniformity. Between left roller group and right roller group, there is smearing mechanism, smearing mechanism is connected with linear drive mechanism installed below middle roller group, middle roller group and left roller group and middle roller group and left roller group are equipped with two suction cup fixing assemblies, smearing mechanism includes upper and lower spaced upper paint box and lower paint box, one upper mounting plate is fixed on the both sides of upper paint box, upper drive mechanism is arranged on one end of upper paint roller and upper feed roller, one lower mounting plate is fixed on the both sides of lower paint box. Realize double side synchronous coating, improve production efficiency, avoid coating layer to be destroyed, improve coating quality, by setting middle roller group that can be up and down and suction cup fixing assembly around, glass is lifted by suction cup fixing assembly after coating is completed, can realize repeated coating.