37 results about "Flame treatment" patented technology

The invention belongs to the technical field of printing ink, and discloses UV printing ink with good weather resistance as well as a preparation method and application of the UV printing ink. The UV ink is prepared from the following raw materials: 20 to 50 parts of aliphatic polyurethane acrylate, 40 to 60 parts of epoxy polyester acrylate, 10 to 40 parts of active monomer, 2 to 6 parts of photoinitiator and 10 to 20 parts of modified composite filler, the active monomers comprise 5-15 parts of a (methyl) acrylate monomer containing fluoroalkyl and 5-20 parts of a silicon-containing acrylate monomer; the modified composite filler is zinc oxide coated talcum powder modified by a silane coupling agent. When the UV ink is used for printing a plastic base material, a cured film layer is good in adhesive force and excellent in weather resistance, acid and alkali resistance, wear resistance and flexibility, and pretreatment operations such as corona, medium coating or flame treatment do not need to be carried out on the plastic base material.

The invention relates to the technical field of rotational flow flame holders, and discloses a rotational flow flame holder and multistage air distribution device of a linear flame treatment combustor, the rotational flow flame holder and multistage air distribution device comprises a barrel, a flame stabilizing mechanism is arranged in the barrel, the flame stabilizing mechanism comprises a guide barrel, the guide barrel is located in the barrel, and the guide barrel is located in the barrel. The surface of the guide cylinder is fixedly connected with three first mounting plates distributed circumferentially, and the ends, away from the guide cylinder, of the first mounting plates are fixedly connected with the inner wall of the cylinder body. According to the invention, the inclined guide plate of the guide cylinder enables airflow to form primary rotational flow, the gas-liquid contact area is enlarged, the central pressure is reduced, a foundation is laid for flame root stabilization, the inclined guide plate of the flame stabilizing cylinder further strengthens the rotational flow, a high-strength rotational flow field is formed, and a backflow area formed by the rotational flow field entrains high-temperature combustion products and continuously heats unburned mixed airflow; the flame is kept in a stable combustion state in dynamic airflow, and the mixing efficiency of fuel and air is improved.

The utility model relates to the technical field of flame treatment devices, and discloses a novel flame treatment device which comprises a flame treatment device body, one end of the flame treatment device body is connected with a pipeline, one end of the pipeline is provided with a flame nozzle in a threaded mode, and one side of the flame treatment device body is provided with a fixing plate. A movable plate is slidably arranged at the top end of the fixed plate, and a movable block is slidably arranged on one side of the movable plate. According to the flame nozzle fixing device, the second motor is installed on one side of the movable block, the clamping ring is welded to the output end of the second motor, one end of the flame nozzle is inserted into the clamping ring, then the clamping ring is shrunk by rotating the locking nut, and therefore the flame nozzle is fixed, and the flame nozzle can be detached conveniently due to the design of the clamping ring; and the output end of the second motor rotates to control the flame nozzle to synchronously rotate, so that the angle of the flame nozzle is adjusted, and the surface of a product with an inclined surface or a curved surface is conveniently treated.

The invention provides a functional master batch material for polypropylene and a preparation method of the functional master batch material. The functional master batch material is prepared from the following components in parts by mass: 20 parts of polysiloxane, 20 parts of treated silicon dioxide, 10 parts of polypropylene resin, 50 parts of high-carbon-chain ethoxyamide wax and 0.5 part of a processing aid bag, the molecular weight of the polysiloxane is 1,000,000-1,200,000, and the polysiloxane is a solid; the treated silicon dioxide is silicon dioxide treated by vinyl trimethoxy silane, and is a nanoscale material extracted from corn straw ash after power generation in a physical and chemical manner; the polypropylene resin is resin of which the MFR is 10 to 20g / 10min; the high-carbon-chain ethoxy amide wax is a KF-027 product produced by Zhejiang Jia Hua Refining Co., Ltd. The processing aid bag is an antioxidant; the invention has the advantages that: the demoulding property of the polypropylene material is improved; the process of flame treatment in the spraying process is reduced, the cost of the spraying process is reduced, and the adhesive force of the paint surface after spraying can meet the requirement.

The invention discloses an integrated forming method of a light-weight high-strength automobile exterior trimming part, which comprises the following steps: selecting long glass fiber reinforced polypropylene as a base material, adding a modifier, an antioxidant and a lubricant, mixing, extruding and granulating to obtain light-weight high-strength composite granules; an integrated forming mold is adopted, a mold cavity is subjected to polishing treatment, then a release agent is sprayed, preheating is conducted, and mold locking is completed; drying the prepared composite granules, adding into an injection molding machine, heating and melting, injecting into a mold cavity, maintaining the pressure, and cooling to obtain an exterior trimming part framework; keeping the mold slightly open, and performing flame treatment on the surface of the framework through a flame spray gun; rotating the mold to a coating station, closing the mold, and injecting the bi-component polyester paint to form a functional layer on the surface of the skeleton; and opening the mold and taking out to obtain a light-weight high-strength automobile exterior trimming part finished product. One-time forming of the exterior trimming part is achieved, framework preparation and surface functional layer forming are completed, the process is simplified, the cost is reduced, and the lightweight level and the structural strength of a product are improved.

The invention relates a process for the preparation of a bonded structure (4) comprising at least a first plastic part (1) having a first bonding surface (1a), said process comprising the step of a) treating at least part of a first bonding surface of said first plastic part with a flame of a propane-comprising gas, said propane-comprising gas being propane or a mixture comprising at least 50 wt. % of propane based on the weight of the propane-comprising gas with one or more gases selected from the group consisting of methane, ethane, butane, pentane, and hexane, wherein, during treatment with a flame of the propane-comprising gas, a flame is produced by burning a mixture of air and the propane-comprising gas, wherein the gas-to-air ratio is chosen such that the propane gas to oxygen volume ratio is equal to or less than 1:5.01, for example less than 1:5.00 and preferably at least 3.50 to obtain a first plastic part having a flame-treated first bonding surface.

The invention relates to a method for improving the bonding performance of a thermoplastic carbon fiber composite material and an aluminum alloy. Aiming at different characteristics of a thermoplastic composite material and an aluminum alloy, different process combinations such as mechanical polishing, organic solvent cleaning, vacuum plasma treatment and flame treatment are adopted to carry out cooperative treatment on the surfaces of the thermoplastic composite material and the aluminum alloy base material, so that the surface roughness of the base material is effectively changed, surface dirt is removed, and a polar functional group is introduced; compared with a traditional single mechanical polishing or plasma treatment method, the method has the advantages that the bonding strength and plasticity of the thermoplastic composite material and the aluminum alloy can be greatly improved, and the method is applied to the field of connection of the thermoplastic composite material and the aluminum alloy heterogeneous material.

The utility model discloses surface treatment equipment for injection molded parts before coating, which comprises a workbench, a mechanical arm and a flame nozzle, a cleaning frame is arranged on the workbench, cleaning water is filled in the cleaning frame, a partition plate is fixedly connected in the cleaning frame, two first grooves are arranged on the cleaning frame, and the two first grooves are communicated with the mechanical arm. First motors are fixedly connected to the positions, on the two sides of the first groove, of the workbench, first lead screws are fixedly connected to the output ends of the first motors, moving plates are in threaded connection with the first lead screws, second motors are fixedly connected to one sides of the moving plates, rotating columns are fixedly connected to the output ends of the second motors, and rotating plates are fixedly connected to the bottom sides of the rotating columns; an injection molding part to be treated is placed on the clamping columns and makes contact with cleaning liquid in the cleaning frame through overturning, then the moving frame is driven by the electric push rod to move up and down, meanwhile, the water pump pumps the cleaning liquid to increase contact between the cleaning liquid and the injection molding part, grease and dust on the surface of the injection molding part can be greatly reduced, and the service life of the injection molding part is prolonged. And the flame treatment effect is improved.

The utility model discloses an automobile interior fabric flame-retardant treatment device which comprises a cabinet body, a sliding way assembly is installed on the inner wall of one side of the cabinet body, a sliding block is movably connected to the sliding way assembly, a limiting frame is fixed to the outer wall of one side of the sliding block, an L-shaped cover plate is fixed to one side of the limiting frame, and elastic pieces are installed on the inner walls of the two sides of the limiting frame. A plurality of groups of nozzles are fixed on the outer wall of one side of the spray pipe, and a flame retardant conveying mechanism is connected to the outer wall of the other side of the spray pipe. The position of the spray head in the transverse direction can be adjusted through the slide way assembly, uniform spraying is achieved according to the width of the interior fabric, the elastic piece is matched with the third driving motor, the support, the roller and the arc-shaped block, the spray head and the spray pipe can move up and down by a certain distance along the inner wall of the limiting frame, and more uniform spraying is conducted according to different lengths of the interior fabric; the spraying quality is effectively guaranteed, it is guaranteed that the flame retardant can comprehensively and evenly cover the surface of the interior fabric, and the flame-retardant treatment effect is improved.

The invention discloses a glass door and window assembly production line and production technology.The production line comprises gluing equipment and an assembly workbench, the gluing equipment comprises a machine base, a gluing mechanism, a pretreatment mechanism and a movement mechanism, a placement table is arranged on the machine base, the gluing mechanism is provided with a glue outlet gun, and the glue outlet gun can be connected with external glue supply equipment and output hot melt glue; the pretreatment mechanism is provided with a flame gun, the flame gun can conduct plasma flame spraying treatment on the gluing surface of the profile frame strip, the movement mechanism is arranged on the machine base and is in driving connection with the gluing mechanism and the pretreatment mechanism so as to drive the gluing mechanism and the pretreatment mechanism to move, and the assembling workbench is provided with a containing structure and a press-fitting mechanism; and the press-fitting mechanism can enable the side of the glass main body to be matched with the mounting groove of the profile frame strip in an inserting manner. According to the invention, uniform gluing is ensured, the assembly between the glass main body and the profile frame strip is facilitated, the production efficiency and the automation degree can be improved, and the requirements of large-scale production and continuous production are well met.

The invention discloses automatic transfer printing equipment and process for bourdon tubes. The automatic transfer printing equipment comprises a rack, and a sliding rail is arranged on the rack in the length direction of the rack; the feeding device is fixedly mounted on the rack and is used for feeding the bourdon tube; the front end positioning mechanism is fixedly mounted on the rack and is used for positioning the front end of the bourdon tube; the fixed-length servo mechanism is mounted on the sliding rail in a sliding manner and is used for setting the printing position of the spring tube subjected to front end positioning; the flame treatment device is fixedly installed on the rack and used for conducting flame treatment on the surface of the spring tube clamped by the fixed-length servo mechanism in the moving process; the code spraying device is fixedly arranged on the rack and is used for carrying out mark printing on the surface of the spring tube which is processed by the flame processing device and is clamped by the fixed-length servo mechanism to reach the printing position; according to the bourdon tube transfer printing equipment and process, the marking position of the bourdon tube is accurate, printing is uniform, stable and firm, and manual carrying and measurement are not needed.

The application discloses a rotary workbench for flame treatment of a light-weighted outer decoration part surface, and relates to the technical field of outer decoration part processing. The rotary workbench comprises a fixing base, a limiting mechanism and a cooling mechanism. The upper portion of the fixing base is provided with a rotating base connected with the output shaft of a right-angle motor. The lateral surface of the rotating base is uniformly provided with a plurality of connecting frames. The limiting mechanism is arranged on each connecting frame. The cooling mechanism is arranged on the fixing frame of the lateral surface of the fixing base and is used for performing step-by-step cooling treatment on the outer decoration part after the flame treatment. The outer decoration plate is pre-cooled by the air feeding assembly I, and then is twice cooled by the air feeding assembly II. When the cold air is in the air outlet hopper, part of the cold air blows to the baffle of the air outlet hopper, so that the air outlet hopper swings, the air outlet hopper is reset by the torsional spring on the rotating shaft, the hot air diffuses from both sides, and the step-by-step cooling of the outer decoration plate is completed. The outer decoration part is not rapidly cooled, and the quality of the outer decoration plate is greatly improved.

This invention relates to the field of traditional light industrial production technology, specifically to a pen tip electro-flaming and sewing device and method, including a worktable and an execution component. The execution component includes a rotating block, a rotating plate, a fixed box, a protective cover, a drive block, a clamping plate, a support column, and an operating head. After all the operating equipment is connected to the power supply and turned on, after automatic alignment, the internal space of the fixed box is opened first, and then the pen tip is placed into the fixed box. Then, the clamping plate moves longitudinally within the fixed box to clamp and fix the pen tip. Finally, the pen tip is rotated 22.5 degrees to align with the operating head. At this time, a mixture of hydrogen and oxygen from the hydrogen-oxygen generator is sprayed out from the operating head to achieve flame treatment of the pen tip. By using low-wear, high-performance electrical equipment to replace the traditional mechanical structure, the serious wear of the various parts of the traditional mechanical structure during long-term use is avoided, which would affect the normal use of the flame-sewing device.

The present application provides a flame treatment apparatus and a method for preparing a battery electrode sheet. The flame treatment apparatus comprises a burner and a flame stabilizing cover. The burner is provided with a premixing cavity and a flame outlet that are in communication with one another. The flame stabilizing cover is provided on the burner. The flame stabilizing cover is provided with a flame guiding channel, one end of the flame guiding channel is provided with a first opening, and the other end thereof is provided with a second opening. The first opening is in communication with the flame outlet for guiding a flame ejected from the flame outlet into the flame guiding channel and ejecting same by means of the second opening, so as to perform flame treatment on a surface of a battery electrode sheet preform. Specifically, by means of adding the flame stabilizing cover at the flame outlet of the burner, the flame is not easily affected by an external flow field, the morphological stability of the flame is improved, and the flame utilization efficiency is improved, thereby improving the flame treatment effect on the battery electrode sheet preform.

The invention discloses an exterior trimming part identification method and an exterior trimming part identification structure based on a laser carving process. The method comprises the steps that according to actual requirements, an injection molding technology is adopted, and a base material is obtained; an ultraviolet laser is used as a laser light source, according to the actual visual effect requirement of the identification, a laser etching technology is adopted, an identification shape is formed on the outer surface of the base material through laser etching, and a laser-etched base material is obtained; the identification shape has a gray scale and a contrast ratio corresponding to actual visual effect requirements; the actual visual effect requirement comprises a two-dimensional visual effect or a three-dimensional visual effect; and performing ion flame treatment on the outer surface with the mark shape formed by laser etching on the laser etching base material, and then spraying hardening paint so as to cover the surface of the mark shape to form a hardening paint layer. According to the method, the requirements of different visual effects can be met, and flexible and customizable manufacturing of the exterior trimming part identification structure can be greatly achieved; and the obtained exterior trimming part identification structure has excellent delicate perception capability, weather resistance and durability.

The invention provides a flame treatment device and a preparation method of a battery pole piece. The flame treatment device comprises a combustor and a flame stabilizing cover. Wherein the combustor is provided with a premixing cavity and a flame outlet which are communicated with each other; the flame stabilizing cover is arranged on the combustor; one end of the flame guide channel is provided with a first opening, and the other end of the flame guide channel is provided with a second opening; the first opening is communicated with the flame outlet and is used for guiding flames ejected from the flame outlet into the flame guide channel and ejecting the flames from the flame outlet through the second opening so as to carry out flame treatment on the surface of the battery pole piece prefabricated part. Specifically, the flame stabilizing cover is additionally arranged at the flame outlet of the burner, so that flames are not prone to being affected by an external flow field, the morphology stability of the flames is improved, the utilization efficiency of the flames is improved, and the flame treatment effect on the battery pole piece prefabricated product is improved.

A water-based primer resin, a water-based primer paint, and their preparation method are disclosed, relating to the field of primer paint technology, which solves the problems of environmental pollution and quality defects caused by the need for flame treatment in existing primers. Chlorinated polypropylene is added to an organic solvent and heated to completely dissolve, yielding chlorinated polypropylene solution A. A soft monomer, a hard monomer, and (N-(2-aminoethyl)-3-aminopropyltrimethoxysilyl)maleimide are added to the organic solvent and stirred to obtain grafting solution B. Benzoyl peroxide is dissolved in the organic solvent to obtain initiator solution C. Under nitrogen protection, A and B are mixed and heated to 60-80°C, then C is added dropwise. After the reaction is complete, the solvent is removed under reduced pressure to obtain an intermediate. Acetone, diisocyanate, carbon dioxide-based polyol, and dimethylolpropionic acid are added to the intermediate for reaction, followed by the addition of butanediol to continue the reaction. After cooling, deionized water and triethylamine are added. After the reaction is complete, the solvent is removed to obtain the water-based primer resin.

According to the intelligent flame surface treatment system and method, the chemical advantages of traditional flame treatment are deeply fused with multi-sensor closed-loop control, self-adaptive adjustment and special combustor design, and full-parameter digital accurate management of the whole flame treatment process is achieved; the system specifically comprises a combustion atmosphere intelligent regulation and control module, a flame-film relative motion intelligent regulation and control module, a processing effect real-time feedback and self-adaptive optimization module, a uniform and stable laminar flame generation device and a processing area temperature real-time monitoring and safety protection module. According to the method, the durability, uniformity and safety of the treatment effect are remarkably improved, meanwhile, the operation complexity is reduced, and the method is suitable for efficient surface modification of packaging films such as BOPP, PE and PET.

The utility model relates to the field of spraying lines, in particular to a UV spraying line for cosmetics. The spraying line comprises a product conveying mechanism, an electrostatic dust collection chamber, a flame treatment chamber, a PP paint spraying room, a first primer spraying room, a second primer spraying room, a first UV curing oven, a finish paint spraying room and a second UV curing oven. The product conveying mechanism sequentially penetrates through the electrostatic dust collection chamber, the flame treatment chamber, the PP paint spraying room, the first primer spraying room, the second primer spraying room, the first UV curing oven, the finish paint spraying room and the second UV curing oven. Products are conveyed to all machining stations through the product conveying mechanism. The whole spraying process of the product is completed through the electrostatic dust collection chamber, the flame treatment chamber, the PP paint spraying room, the first primer spraying room, the second primer spraying room, the first UV curing oven, the finish paint spraying room and the second UV curing oven. According to the automatic spraying device, automation of the full spraying process is achieved, the working efficiency is improved, and the labor cost is saved.

The utility model discloses a multifunctional flame treatment turnover mould mechanism device which comprises a main body frame (1), a turnover mechanism (4), a bearing mechanism (2), a turnover mechanism (6), a driving mechanism (4), a vacuum adsorption mechanism (3), a flame shielding mechanism (8), a flame error-proofing mechanism (5), a product in-place sensor (7) and a Harding plug (9). The function is safe and reliable, labor intensity is relieved, production efficiency is improved, and manufacturing cost is not high.

The invention discloses a high-rate cathode preparation method, a high-rate cathode and a battery. The method comprises the following steps: cleaning commercial foamed nickel NF, and drying in a vacuum box at a preset temperature; the dried commercial foamed nickel NF is subjected to flame treatment to deposit a carbon coating, and Ni-coated carbon foam is obtained; etching the Ni-coated carbon foam in a metal salt solution to remove a nickel template, then washing and drying, annealing the obtained independent carbon foam CF in a high-temperature furnace under protective gas, putting into a mixed solution formed by a lithium source, an iron source, a phosphorus source and an antioxidant, and carrying out hydrothermal reaction in a high-pressure kettle; after the hydrothermal reaction, cooling the reaction kettle to room temperature, taking out, centrifugally washing, and drying in a vacuum drying oven at a preset temperature to obtain a LiFePO4 precursor; and drying and annealing the precursor in a protective atmosphere to obtain an LFP / TCF sample. The problems of poor conductivity of the lithium iron phosphate material and a unified electrode process are effectively improved, and the capacity and the cycle life performance are improved.

There is disclosed a method for laminating a substrate comprising acrylate groups on a surface, comprising: a) providing a substrate with acrylate groups, b) applying a liquid formulation comprising a diacrylate and a Norrish type-II photoinitiator, c) applying a foil on the applied liquid, wherein the foil comprises polypropylene and / or polyethylene, and which is treated with corona and / or flame-treatment, d) irradiating the substrate with actinic radiation on the applied foil to initiate a reaction to cure the liquid formulation. Improved adhesion of the foil is achieved.

The invention belongs to the technical field of material surface treatment, and particularly relates to an organic elastomer surface treatment method which comprises the following steps: creating active sites on the surface through plasma or flame treatment, and sequentially coating a high-temperature-resistant interface agent and a high-temperature-resistant coating containing a damp-heat-resistant composite additive, the damp-heat-resistant composite additive is formed by modifying potassium titanate whiskers with silane and aluminum dihydrogen phosphate and then compounding the modified potassium titanate whiskers with metal oxide. Through the synergistic effect of all links, the adhesive force, damp heat resistance and high temperature resistance of the elastomer and a coating are remarkably improved, the organic elastomer can be stably used in a high-temperature, high-humidity and high-pressure environment, the application range of the organic elastomer is effectively expanded, and the practicability is high.

A method of making a bonded structure, the method comprising flame treating a surface of a first component comprising a polyolefin to provide an activated polyolefin surface; applying an acrylic structural adhesive directly to the activated polyolefin surface and the surface of the second component; and curing the adhesive to form an adhesion between the first component and the second component.

The present application relates to a kind of flame spray gun mechanism.The flame spray gun mechanism described in the present application includes: including flame spray gun body and intermediate partition unit;The intermediate partition unit is arranged on the flame spray gun body, and the intermediate partition unit blocks part of flame sprayed by the flame spray gun body.The flame spray gun mechanism described in the present application has the advantages that by setting intermediate partition unit, flame treatment area and flame isolation area are separated, and the width of intermediate partition unit can be adjusted.

Method for producing an adhesion- and crack-resistant insulating layer structure and topcoat structure for current transformer housings (1), wherein The cleaning of the current transformer housing (1) is carried out in several steps: to remove organic substances, a brief flame treatment is applied; then, to remove inorganic contaminants, especially electrostatic charge carriers, ionized air is blown out; subsequently, moisture is removed by ice drying or heat application; and then an adhesion promoter (2) in the form of a primer (2) is applied as an intermediate layer (2) with a defined layer thickness to the metal current transformer housing (1), with the simultaneous introduction of dipoles and an enlarged adhesion surface, which is generated by means of a high-pulsed blasting process; and on this intermediate layer (2) a conductive coupling layer (3) in the form of an electrically conductive lacquer (3) is applied as a basis for the subsequent assembly of the current transformer housing (1) with a current transformer (4) using potting technology.wherein, as a basis for the subsequent installation of the current transformer using potting technology in the current transformer housing (1), a primer (2) as an intermediate layer (2), as an adhesion promoter (2) and as an insulating layer (2) based on a 2K filling primer and an electrically conductive lacquer (3) as a top layer lacquer (3) and as a coupling layer (3) are applied one above the other, wherein the electrically conductive lacquer (3) consists of pigmented polyester and wherein the base filler (2) and the topcoat lacquer (3) are both applied in the same layer thickness of approximately 10 µm.

The utility model discloses a kind of glass bottle pre-press processing equipment, it is related to glass bottle processing technical field, including machine frame, material rotating auxiliary assembly and processing platform, the inside lower portion of machine frame is equipped with material rotating auxiliary assembly, and material rotating auxiliary assembly includes bottom plate, rotating motor, rotating shaft, rotating platform and bottle support gasket, the middle portion of bottom plate is equipped with rotating motor, and the upside of rotating motor is provided with rotating shaft, the upside of rotating platform is fixed with rotating shaft, and the upside of rotating platform is evenly distributed with bottle support gasket in annular array, the inside middle lower portion of machine frame is fixed with processing platform. The glass bottle pre-press processing equipment, the bottle shaft bottom of telescopic top bottle block is positioned to make glass bottle setting stable, rotating motor, rotating shaft are conveniently driven rotating platform counterclockwise rotation, to drive the movement of glass bottle on rotating platform, to facilitate subsequent flame treatment and spray treatment.