20results about How to "Achieve coating" patented technology

The invention discloses a coated diaphragm and a preparation method thereof, and belongs to the technical field of lithium batteries. The coated diaphragm comprises a base diaphragm and a coating layer, the coating layer is attached to at least partial area of the base diaphragm, the porosity of the coated diaphragm is 52-80%, the pore diameter range of a pore structure of the coating layer is not less than 10nm, and the component of the coating layer comprises a polymer with a side chain substituted by an anionic side group; the pore structure of the coating layer has relatively appropriate pore diameter and porosity, ions can be well transmitted in the pore structure, the risks of lithium electroplating and dendritic crystal growth can be reduced, and the purpose of solving the problem that lithium dendrites are easy to generate in the current coating diaphragm is achieved.

The utility model discloses a coating device for coating an ultrafiltration membrane with a carbon-based material, which comprises a support, a nitrogen cylinder, a gas inlet pipe, a connecting pipe, a membrane covering tank and a waste liquid collecting tank, the nitrogen cylinder, the membrane covering tank and the waste liquid collecting tank are sequentially distributed on the support, and the membrane covering tank comprises an upper sealing cover, a lower sealing cover and a tank body. The upper sealing cover and the lower sealing cover are installed at the upper end and the lower end of the tank body respectively, a liquid inlet pipe is installed at the top of the upper sealing cover, a stirring assembly and a supporting frame are arranged in the tank body, the stirring assembly is installed on the upper sealing cover, and the supporting frame is arranged on the lower sealing cover. According to the utility model, not only can the carbon-based material be uniformly coated on the ultrafiltration membrane to form the carbon-based material modified ultrafiltration membrane, but also turbid liquid of the carbon-based material always passes through the ultrafiltration membrane in the whole coating process due to the fact that the carbon-based material is coated on the ultrafiltration membrane through filtration, so that the phenomenon that the membrane permeation flux of the ultrafiltration membrane is reduced cannot be caused; and the film covering efficiency and quality are ensured.

The invention provides a laser forging hybrid welding and repairing device applying a restraint layer. The laser forging hybrid welding and repairing device comprises a working platform, a machining master control system, a continuous laser oil removal control device, a pulse laser forging device, a restraint layer real-time coating control device and a welding and repairing control device, wherein the continuous laser oil removal control device, the pulse laser forging device, the restraint layer real-time coating control device and the welding and repairing control device are controlled by the machining master control system. The working platform is used for placing a part to be welded and repaired, and the part is provided with a groove to be welded; when the welding and repairing control device is used for welding and repairing the to-be-welded groove, a welding seam is formed between the inner wall of the to-be-welded groove and a welding material; and the restraint layer real-time coating control device is used for coating the welding seam to form a restraint layer. By applying the restraint layer, improving the impact force and the impact strengthening effect, utilizing the impact wave mechanical effect and through continuous impact forging, a'forged 'microstructure is formed, grain refinement is achieved, meanwhile, the distribution state of residual stress is reconstructed, harm generated by welding and repairing stress is eliminated, and the mechanical property of a welding seam is improved.

The invention discloses anchor chain surface anti-corrosion coating equipment, and relates to the field of anti-corrosion coating, the anchor chain surface anti-corrosion coating equipment comprises a coating shell, the top of the coating shell is symmetrically provided with support frames I, the bottoms of the support frames I are fixedly connected with the top of the coating shell, and the inner walls of the support frames I are fixedly connected with circular rings I; lifting hooks are symmetrically arranged on the outer surface of the first circular ring, the inner walls of the lifting hooks are fixedly connected with the outer surface of the first circular ring, a cleaning mechanism is fixedly connected to the bottom of the film coating shell, film coating mechanisms are symmetrically arranged on the inner walls of the film coating shell, a water pumping device adsorbs seawater into a water tank, and then the seawater enters a high-pressure spray gun through a first water pipe; the high-pressure spray gun is used for flushing the anchor chain lifted from the sea, so that marine organisms such as marine litter and barnacles adhered to the surface are flushed away, and the situation that paint brushing is hindered by impurities on the surface in the subsequent process of repairing and coating the anchor chain, and consequently coating is incomplete is prevented.

The application discloses a wafer defect detection device and method, and belongs to the field of semiconductor element detection. The wafer defect detection device comprises a detection substrate, and further comprises a support assembly for fixing a wafer, the support assembly being reversibly mounted on the detection substrate; an air jet assembly for cleaning the surface of the wafer; and a coating assembly for spraying detection material on the surface of the wafer, the coating assembly being movably arranged above the support assembly. The wafer defect detection device can select the number of suction cups according to the size of the wafer, the contact friction between the suction cups and the wafer is small, and the damage to the wafer is reduced as much as possible. The size of the recess defect on the wafer is increased, so that the recess defect can be conveniently detected, the occurrence of the defect can be effectively detected in time, and the loss caused by the defect is reduced. The air pipe is used to remove dust on the surface of the wafer, and the coating of a compound and the timely surface cleaning can be realized.

The invention discloses a preparation method and application of a silicone rubber hollow fiber composite separation membrane, the preparation method takes hydroxyl-terminated methyl phenyl silicone oil and octyltrimethoxysilane as raw materials and supercritical carbon dioxide as a solvent, under the action of an organic tin catalyst, the silicon rubber hollow fiber composite separation membrane is prepared through a one-step method. And carrying out a cross-linking reaction on the hydroxyl-terminated methyl phenyl silicone oil and the octyltrimethoxysilane on the surface of the hollow fiber base membrane to form a separation layer so as to obtain the silicone rubber hollow fiber composite separation membrane. According to the invention, supercritical carbon dioxide carries raw materials of the separation layer to enter the hollow fiber membrane by virtue of strong dissolving capacity and high diffusion speed of non-polar compounds, so that coating of the separation layer in the hollow fiber membrane is realized, abrasion of the separation layer in the use process is avoided, and the composite separation membrane O2, O2 and O2 content is measured at 25 DEG C; and the permeation and separation properties of N2 are as follows: JN2 is greater than 0.3 m < 3 >. M <-2 >. Atm <-1 >. H <-1 >, and alpha (O2 / N2) is greater than 2.5, so that the method has an excellent application prospect.

The present invention belongs to the technical field of secondary batteries, and specifically relates to a secondary battery diaphragm coating slurry, and a secondary battery composite diaphragm, and further discloses a preparation method thereof. The secondary battery diaphragm coating slurry of the present invention uses nanocellulose whisker materials with high wettability, high heat resistance and light weight, and high adhesion and low-cost PMMA materials as raw materials, while taking into account the advantages of nanofiber whisker materials and PMMA materials. The secondary battery diaphragm of the present invention forms a modified diaphragm by coating the slurry on the surface of a polyolefin base film, and the 180°C thermal shrinkage and surface density are significantly reduced, and the bonding force is greatly improved, which can improve the safety of the battery, improve the adhesion, and also realize the lightweight design of the battery cell.

The utility model discloses a packaging carton anti-corrosion coating device which comprises a bottom plate and a conveying belt, the conveying belt is fixedly installed at the upper end of the bottom plate, two coating box bodies are arranged on the two sides of the upper end of the bottom plate, coating drying structures are arranged in the two coating box bodies, and an overturning structure is arranged on one side of the upper end of the bottom plate. The coating and drying structure comprises an air heater, an air inlet screen plate, four guide rods, a first air cylinder, a coating frame, four electric rollers, a gluing belt and a glue smearing assembly. The utility model relates to the technical field of packaging carton production, and adopts a coating and drying structure and an overturning structure, so that the participation of personnel is reduced, the functions of coating and overturning the packaging carton and the like can be realized, the double-sided coating operation of the packaging carton is realized, the coating and drying functions are integrated, and when the packaging carton is overturned, the production efficiency is improved. Damage to the anti-corrosion coating can be effectively avoided, and then the overall anti-corrosion effect of the packaging carton can be effectively guaranteed.

The invention relates to vacuum coating equipment for a long and thin pipe fitting. A plurality of molecular pump control devices are fixed on one side of a cavity structure; a plurality of arc sources are arranged on the circumference of the cavity structure; the arc source is arranged on the circumferential surface of the cavity structure in a spiral rising mode. A motor transmission device is arranged outside the cavity structure; the motor transmission device drives the rotating stand driving device to rotate; the rotating stand driving device is connected with a three-dimensional rotating stand device; a slender pipe fitting is placed on the three-dimensional rotating stand device; and the rotating stand driving device drives the three-dimensional rotating stand device, so that the thin and long pipe fitting is coated under the action of the arc source while rotating in the cavity structure. After the arc sources are redesigned and rearranged and the internal structure is changed, complete coating of the slender pipe fitting is achieved, and the technical problem that in existing vacuum coating equipment, due to limitation of arc source distribution and the long size of the slender pipe fitting, complete and uniform coating cannot be achieved, and the coating quality is poor is solved.

The utility model provides a dipping style silicification device relates to medical equipment production technical field, including base, be equipped with silicification mechanism and dipping mechanism on the base, silicification mechanism includes silicification box, silicification plate and silicification drive part, the silicification box is equipped with the cavity that is used for holding silicone oil, the silicification plate is provided in the cavity, and the silicification drive part is equipped with the dipping mechanism. A plurality of grooves are formed in the to-be-dipped surface of the silicification plate, and the silicification driving part drives the silicification plate to rotate in the cavity so as to continuously supply silicone oil into the grooves; the dipping mechanism is arranged between the silicification mechanism and the product conveying mechanism and comprises a dipping assembly and a dipping driving part, dipping heads of the dipping assembly and the grooves are arranged in a one-to-one correspondence mode, and the dipping driving part drives the dipping assembly to reciprocate between the grooves and products on the product conveying mechanism to execute the dipping action and the smearing action. The silicone oil dipping and coating device realizes accurate dipping and coating of silicone oil, further improves the production efficiency and the quality of products, and is particularly suitable for large-scale and continuous production environments.

The invention discloses a resistance value detection and insulating paint coating device, which comprises a machine base, a bearing mechanism, a detection mechanism and a pressing mechanism, the bearing mechanism elastically supports a workpiece, the detection mechanism is arranged below the workpiece and comprises a plurality of detection probes, the pressing mechanism comprises a driving piece and a pressing block, a cavity for storing insulating paint is formed in the pressing block, and the driving piece is arranged in the cavity. In the stroke that the driving piece drives the pressing block to move downwards, the pressing block can press and abut against the bearing mechanism downwards, so that the detection probe makes contact with the workpiece, the cavity can be opened, and insulating paint is released to the workpiece so as to achieve insulating paint coating on the resistance part of the workpiece. In the embodiment provided by the invention, the insulating paint coating operation and the resistance value detection operation of the workpiece can be completed in the same working procedure by utilizing the resistance value detection and insulating paint coating device, the production efficiency is improved, the reliability of the detection result is high, only a single set of equipment needs to be equipped, and the production cost is reduced.

The utility model provides a pole piece lithium supplementing device and relates to the field of power batteries. The pole piece lithium supplementing device comprises an unwinding shaft; a winding shaft; the melting device comprises a melting crucible used for bearing molten metal and a heating element arranged on the peripheral side of the melting crucible; the coating device comprises a slit extrusion coating head, the slit extrusion coating head is connected and communicated with the smelting crucible, and the end part of the coating head is positioned right above the pole piece; the gas nozzle is located on the side, facing the advancing direction of the pole piece, of the slit extrusion coating head, and the nozzle points to a liquid falling area of the slit extrusion coating head and is obliquely arranged; one end of the pressure gas pipe is connected with an external inert gas source, and the other end of the pressure gas pipe is connected with the smelting crucible. According to the technical scheme, the problems that in the prior art, the lithium supplementing width and uniformity of the pole piece are poor, the ultra-thin thickness cannot be met due to the fact that the lithium supplementing thickness precision is low are solved, meanwhile, the problem that an existing pole piece technology needs an auxiliary base material is solved, and the lithium supplementing cost is reduced.

The application relates to the technical field of battery production, and in particular to a coating system and a battery production line. The coating system comprises a coating device, a thickness measuring device and a control device. The coating device is used for coating slurry on a pole piece. The thickness measuring device is used for detecting the thickness of the pole piece coated with the slurry. The coating device and the thickness measuring device are electrically connected with the control device respectively. The control device is configured to control the coating device to adjust the flow of the slurry based on the thickness of the pole piece. The coating system of the embodiment of the application can be configured to control the coating device to adjust the flow of the slurry based on the thickness of the pole piece, adjust the flow of the discharge port of the coating device, make the pole piece coated with the slurry fluctuate within a predetermined range, and reduce the probability of too thin or too thick tab glue.

This invention belongs to the technical field of vacuum coating equipment, and discloses a sample stage and high-vacuum coating equipment for high-vacuum coating. The sample stage for high-vacuum coating includes a vacuum chamber, a substrate stage, a tilting motion mechanism, a rotating motion mechanism, and a lifting motion mechanism. By setting the tilting motion mechanism, the rotating motion mechanism, and the lifting motion mechanism, the substrate stage can simultaneously have multi-degree-of-freedom motion of rotation, lifting, and tilting. Each of the three mechanisms can drive the substrate stage individually, or at least two can work together to drive the substrate stage. The sample stage used in high-vacuum coating equipment can flexibly adjust the position of the substrate stage according to different coating sources, improving the versatility of the sample stage for high-vacuum coating equipment. It can also improve the uniformity of coating on workpieces, precisely control deposition parameters, and achieve uniform coating on complex-structured irregular workpieces.

This utility model discloses an unobstructed, full-surface coating fixture, comprising: a fixture body having at least one through-cavity for completely accommodating a product; and a back-stretching high-temperature film disposed on one side of the fixture body, with an adhesive layer for bonding and fixing the product on the side near the cavity; wherein the side of the product facing away from the back-stretching high-temperature film is the coating surface. The product can be fixed in the cavity of the fixture body using the back-stretching high-temperature film and the adhesive layer, a simple and convenient fixing method; and because the cavity can completely accommodate the product, the coating surface of the product is completely open and unobstructed, thus achieving full-surface coating.

The present invention discloses a coating device for processing air-conditioning and dehumidifying equipment, which relates to the field of coating technology, and includes a machine body, a placing table and a box are respectively installed on both sides of the top of the machine body, and through holes are opened on both sides of the box; a refrigerant hose assembly, the refrigerant hose assembly is arranged on the top of the placing table, and the refrigerant hose assembly includes a refrigerant hose roll, and the refrigerant hose roll is tied together by two groups of cable ties. The present invention cuts off the cable ties on the refrigerant hose roll through the cutting assembly, and then realizes the continuous anti-corrosion coating of the refrigerant hose through the coordinated use of the first tube drawing assembly, the second tube drawing assembly and the coating assembly, which is convenient and fast; and under the coordination of the second tube drawing assembly, the coating assembly and the third tube drawing assembly, according to the actual required length of the refrigerant hose, a coating with a bright color can be automatically coated on the refrigerant hose, and the later cutting position can be indicated, meeting the needs of the staff.

The invention relates to the field of lithium ion batteries, and discloses an MXene-based ultrafast charge positive electrode and a preparation method and application thereof, and the method comprises the following steps: dispersing an MXene material and a positive electrode material in deionized water, adding a thickening agent and a water-based binder, and uniformly mixing to obtain positive electrode slurry; and coating an aluminum foil with the positive electrode slurry, and carrying out vacuum drying to obtain the positive plate. The pulping process of the positive plate is simple to operate and concise, and the existing production process can be directly replaced under the condition of not changing other conditions; the slurry has good dispersity and good consistency before and after the slurry, and the prepared positive electrode has an excellent point-to-surface conductive network and has excellent charge-discharge performance under high rate; after a battery is assembled by the positive plate, charging and discharging under ultra-large current can be realized, ultra-fast charging under 20C multiplying power can be realized, and a thought is provided for constructing a novel, environment-friendly and high-power lithium ion battery of the next generation.

The embodiments of the present application provide a pin coating method, device, electronic device and computer storage medium, which relate to the field of optical communication. The method includes: determining a target film system structure according to target parameters corresponding to the target pin to be coated, the target film system structure is used to indicate the number of coating layers of the target pin, the coating material of each layer and the coating thickness of each layer; based on the target film system structure, controlling a vacuum coating machine to coat the target pin, thereby achieving coating of the pin, facilitating large-scale application, and having a high coating success rate, which can meet the requirements of industrial production.

The invention provides a maintenance trolley outside an open-cut tunnel, and belongs to the technical field of tunnel construction equipment. The trolley comprises a trolley body, the trolley body is provided with two arc-shaped frames which are oppositely arranged in parallel, a plurality of operation platforms with different heights are arranged between the two arc-shaped frames, a crawling ladder is arranged between any two operation platforms, and a spraying maintenance unit arranged in the extending direction of the arc-shaped frame is arranged below at least one arc-shaped frame. The spraying device is used for spraying and maintaining the outer side wall of the tunnel; a moving unit sliding along the arc-shaped frame is arranged on the inner side of the trolley body, the moving unit comprises a roller structure capable of rolling around the outer side wall of the tunnel in the circumferential direction, the roller structure is provided with a coating part used for coating waterproof paint on the outer side wall of the tunnel in a rolling mode, and the coating part can further fix waterproof coiled materials so that the moving unit can lay the waterproof coiled materials; the technical problems that an existing open-cut tunnel construction trolley is single in function and low in construction efficiency are mainly solved.

The utility model discloses a kind of carrier cloth energy-saving coating equipment, it includes: rack, first guide cylinder, second guide cylinder, third guide cylinder, liquid storage box, liquid pump, valve plate, coating plate, baffle and arc bending plate, the first guide cylinder, second guide cylinder and third guide cylinder are sequentially spaced from below to above on rack, the liquid storage box is located below the first guide cylinder, the baffle is vertically suspended in the outer side of both ends of first guide cylinder and second guide cylinder, the coating plate is arranged between the baffle of both sides, and the front end of coating plate extends to the rear side surface of carrier cloth between first guide cylinder and second guide cylinder obliquely downwards, the valve plate, baffle, fixed plate and coating plate form waterproof material temporary storage cavity, the outer convex surface of arc bending plate and the rear side surface of carrier cloth elastically contact, realize the coating of waterproof material on carrier cloth, reduce energy consumption, remove excess waterproof material and recycle.