55results about How to "Quick dip" patented technology

The invention discloses a resin membrane melt impregnation forming method of a fiber reinforced polyethylene terephthalate (PBT) composite material, comprising the following steps: 1) processing to form a cyclic butylenes terephthalate(CBT) resin membrane with the thickness of 15-700 mu m; 2) successively placing a demolding cloth, the CBT resin membrane, a fiber reinforced material and a demolding cloth on a mold; 3) heating up the assembly obtained by the step 2) to 180-225 DEG C under vacuum and preserving the heat for 5 min-6 h to melt the CBT resin in the CBT resin membrane and completely impregnate the fiber reinforced material, simultaneously polymerizing the CBT resin into PBT with high molecular weight, cooling, and then demolding. According to the invention, the forming method has no need to prepare a prepreg, the forming process can be realized at the temperature which is lower than the PBT melting temperature, the process is simple and easy to operate, the efficiency is high, and large members can be formed. The invention is beneficial for popularization and application.

The invention relates to mica tape, high in ventilation performance and with little glue, suitable for pure epoxy VPI insulating resin and a preparation method thereof. The mica tape comprises a mica paper layer, a reinforcing material layer, and an adhesive agent layer. The adhesive agent layer is composed of powder adhesion agents distributed, in a point shape, on the interface of the mica paper layer and the interface of the reinforcing layer. A large number of pore channels exist between powder adhesion agents distributed in the point shape. The powder adhesion agents are epoxy hardeners. The mica tape high in ventilation performance and with little glue further comprises latent epoxy curing accelerators distributed in the mica paper layer, the reinforcing material layer and the pore channels. No chemical reaction of the epoxy hardeners and the latent epoxy curing accelerators occurs under 110 DEG C, and the the epoxy hardeners and the latent epoxy curing accelerators can not dissolve and enter the pure epoxy VPI insulating resin in the VPI dipping paint process. The mica tape with little glue expands the utilization range of the epoxy resin as electric insulting materials, greatly reduces the requirements of the epoxy VPI insulation resin for dipping paint equipment and technologies, reduces energy consumption, and saves utilization cost.

The invention discloses a cloth soaking, printing and dyeing device and a using method of the cloth soaking, printing and dyeing device, and belongs to the technical field of printing and dyeing. Thecloth soaking, printing and dyeing device comprises a dye box and a drying box, a through hole is connected between the dye box and the drying box, the dye box communicates with the drying box, a feeding hole is formed in the outer wall of the dye box, a discharge hole is formed in the outer wall of the drying box, the outer wall of the dye box is connected with a motor, the output end of the motor is connected with a first rotating shaft, the first rotating shaft is rotationally connected to the inner wall of the dye box, a second rotating shaft is rotationally connected to the inner wall ofthe dye box through a bearing, stirring blades are connected to the outer walls of the first rotating shaft and the second rotating shaft, cams are connected to the ends, away from the inner wall of the dye box, of the first rotating shaft and the second rotating shaft, and a connecting piece is fixedly connected between the two cams. With the technical scheme, the dye immersion into cloth can beaccelerated, so that the printing and dyeing efficiency is improved, meanwhile, the cloth can be rapidly dried, thus the situation that printing and dyeing are uneven after the cloth is rolled up is avoided, and the printing and dyeing effect of the cloth can be guaranteed.

The invention provides a silk soaking device. The device comprises a groove, a lead screw, a nut base, pressing plates, springs, a carrier plate, a guiding groove and a guiding slide block; the grooveis formed in the middle of the left end face in a soaking box, the lead screw is installed in the middle in the groove, the nut base is fixed on the left end face of the carrier plate, and the left end of the nut base is connected with the lead screw; the pressing plates are welded to the upper ends of the springs, the springs are installed at the left portion of the upper end face of the carrierplate, and the carrier plate is arranged at the upper portion in the soaking box; the guiding groove is formed in the middle of the right side face in the soaking box, and the guiding slide block isfixed on the right end face of the carrier plate and installed in the guiding groove. Through the design, the function of quickly recycling silk is achieved; the silk soaking device is reasonable in structure, the soaked silk is conveniently and quickly recycled, and the practicability and stability are high.

The invention provides a barrier-free soup-adding hot pot, and relates to an intelligent hot pot. The intelligent hot pot comprises a table body, a heating device, a pot body, a rotating mechanism, anautomatic oil tank system, an automatic soup system, a lifting mechanism, an upper cover body and the like, wherein the table body comprises a table panel and a bottom plate; the center of the tablepanel is hollowed-out; the heating device is mounted at the hollowed-out position; the pot body is placed on the heating device; the heating device and the pot body are annular; the automatic oil tanksystem and the automatic soup system are mounted on the bottom plate; and the output end of the automatic oil tank system successively penetrates through the hollowed-out position of the table panel,the central hole of the heating device and the pot wall of the inner side of the pot body and extends to the position above a cavity of the pot body. Soup and edible oil can be added automatically, the space of the table body does not need to be occupied, the hot pot does not hinders diners, splashing can further be prevented when soup and water are added, the barrier-free soup-adding hot pot hasthe characteristics of convenience in cleaning, simplicity and attractiveness, convenience in isolation of a seasoning from food materials, stirring and clamping are facilitated, food is convenient to find, lampblack is small, degree of automation is high, the hot pot is convenient to use, and the like, and the barrier-free soup-adding hot pot is easy to popularize and use.

The invention relates to the field of spinning, in particular to a silkworm cocoon soaking device for spinning. The silkworm cocoon soaking device for spinning can improve silkworm cocoon water absorbing efficiency, shorten soaking time and save soaking water, and waste of water resources is avoided. The device structurally comprises a cylinder of a cylindrical hollow structure. A piston head is supported at the bottom in the cylinder through an electric hydraulic jack, the electric hydraulic jack penetrates through the bottom of the cylinder, the piston head is of a disc structure and placed horizontally, and the outer ring of the piston head is attached to the inner wall of the cylinder. A grid is supported in the middle of the inner wall of the cylinder, is of a grid structure and is obliquely arranged. A discharge hopper is supported on the outer side wall of the cylinder through a discharge door, the discharge hopper is communicated with the inside of the cylinder through the discharge door and is flush with the lower end of the grid, and the discharge hopper is of a U-type tank structure. The silkworm cocoon soaking device for spinning is high in use efficiency, low in use cost and suitable for the spinning silkworm cocoon soaking procedure.

The invention discloses a semiconductor cleaning agent and a preparation method thereof, and belongs to the technical field of semiconductor cleaning. The semiconductor cleaning agent comprises the following components in parts by mass: 2-5 parts of a nonionic surfactant, 9-12 parts of an anionic surfactant and 3-6 parts of an organic solvent. The semiconductor cleaning agent prepared by the preparation method of the semiconductor cleaning agent has excellent dispersing performance and tolerance to abrasives, metal ions and the like on the surface of a silicon wafer, the cleaned surface is uniform, smooth and clean, the production requirements of customers are well met, and meanwhile, the pollution to the environment is reduced.

The invention relates to a method for performing normal-temperature rapid dip dyeing on a seaweed non-woven fabric and enhancing ultraviolet resistance, in particular to a method for utilizing a copper phthalocyanine pigment to perform rapid dip dyeing on the seaweed non-woven fabric and enhance ultraviolet resistance, and belongs to the technical field of spinning dyeing and printing. According to the method, cationic surfactant cetyltrimethylammonium chloride is utilized to prepare the small copper phthalocyanine pigment stably dispersed in water, the normal-temperature rapid dip dyeing of the seaweed non-woven fabric is achieved, the ultraviolet light transmittance can be remarkably lowered, the ultraviolet protection factor (UPF) of the non-woven fabric is improved remarkably, and thus the ultraviolet resistance of the seaweed non-woven fabric can be enhanced obviously.

The invention relates to an automatic lifting and overturning mechanism for a refractory material thermal shock test device. The automatic lifting and overturning mechanism comprises an automatic lifting system and an automatic overturning system, wherein a lifter adopted by the automatic lifting system is of a piston-movable pulley chain wheel-chain type combined structure; the up-down movement speed and the stroke of a test sample are two times of those of a common lifting mechanism, and the heated test sample can be rapidly immersed into a water cooling tank, so that the quenching requirements of test standards are met; the automatic overturning system adopts a combined mechanism composed of an eccentric rotary shaft on the back surface of a test sample clamping device, overturning gears at two sides of the test sample clamping device, an overturning rack on a rack and the like, so that the test sample can be automatically overturned in an up-down movement process, the test sample can be put into a furnace/ discharged from the furnace in a manner that the end face of the test sample is upward and the test sample can be put into water/ discharged from the furnace in a manner thatthe end face of the test sample is downward, and an extra test sample overturning driving mechanism is not needed; and the automatic lifting and overturning mechanism provided by the invention can realize full automation through a positioning control system and manual intervention/operation is not needed.

The invention discloses a method for improving the dyeing efficiency of a fishing net, the method has high dyeing efficiency and low half-dyeing time, and the fading fastness and the staining fastnessof the dyed fishing net are effectively improved. By use of steam to treat the fishing net under high temperature and high pressure and low temperature and vacuum, internal gaps of the fishing net can be fully opened, dye molecules immerse quickly, the half-dyeing time of the fishing net can be reduced, the staining fastness and dyeing efficiency can be improved, and the existence of castor oil can make the surface of the fishing net soaked, prolongs the residence time of the dye molecules and improves the dyeing fastness; nano diatomite can enter the internal gaps of the fishing net to firmly lock the dye molecules to make the fishing net not easy to fade so as to improve the fading fastness and the use effect of the fishing net; finally a chitosan solution is used to spray the fishing net and form a film protective layer on the surface of the fishing net, can improve the fading fastness of the fishing net, makes the fishing net smooth and prevents fluffing.

The invention discloses a machining method of low-temperature oil heat modified bamboo. The method comprises following steps of firstly, bamboo drying, wherein the bamboo is dried until the water containing rate ranges from 5 to 12%; secondly, solution preparation, wherein under the temperature environment being 30 to 150 DEG C, a coupling agent is added into oil, and sufficient stirring is carried out until complete mixing is achieved; thirdly, solution heating, wherein the prepared oil mixed solution is heated, and is heated to 100 to 180 DEG C; fourthly, treatment, wherein the bamboo is completely immersed in constant-temperature hot oil, and heating treatment is carried out for 0.5 to 3 h; fifthly, surface treatment, wherein the bamboo is taken out, a surface remaining oil solution iswiped up, then, the bamboo is put into a drying, disinfecting and carbonizing machine, the heating temperature of the drying, disinfecting and carbonizing machine ranges from 160 to 190 DEG C, the heating time ranges from 2 to 4 hours, bamboo chip and bamboo filament powder is carbonized, and the carbonizing degree ranges from 5 to 30%.

The invention discloses an anti-pollution device for hard-chromium plating processing during micro-arc oxidation treatment, and relates to the technical field of micro-arc oxidation treatment. The anti-pollution device for hard-chromium plating processing during micro-arc oxidation treatment comprises a liquid-plating tank, wherein a heat preservation layer is arranged fixedly to the outer wall of the liquid-plating tank in a sleeving manner; a cleaning tank is fixedly mounted to the outer wall of the other side of the heat preservation layer; support plates are fixedly connected to the outer surfaces of the tops of the cleaning tank and the liquid-plating tank; a back plate is fixedly connected to the adjacent side walls of the two groups of support plates; and a conveying mechanism is arranged on the back plate. According to the anti-pollution device for hard-chromium plating processing during micro-arc oxidation treatment disclosed by the invention, through cooperative application of a long threaded rod sliding plate, a sliding rod sleeve, a sliding rod, a servo motor, a short rotary rod, a rotary disc, a connecting rod, a first bevel gear, a second bevel gear, a long rotary rod, a first belt pulley, a second belt pulley and a first belt, workpieces can be quickly cleaned, and the cleaned workpieces can be quickly soaked into hard-chromium plating solutions.

The invention discloses a silicon-boron system impregnant, which is a solution prepared by blending 0.001%-10% of a silicon-based substance, 0.001%-10% of a boron-based substance, less than or equal to 10% of an auxiliary agent and 80%-99% of water according to a certain proportion. The auxiliary agent is a thickening agent, and the use amount of the thickening agent is adjusted according to actual requirements, so that the viscosity of the impregnant is controlled to be 0.01-10 Pa.s. The impregnant is organized and actively enters pores in the anode in a mode of first negative pressure and then positive pressure, is dried at a low temperature, and forms a compact silicon-boron anti-oxidation film on the inner cavity wall of an anode carbon block in a high-temperature environment during electrolysis, and has certain bonding strength, the silicon-based substance in the impregnant enhances the oxidation resistance of the carbon anode by improving the adhesion of a boron oxide film and the carbon anode, invalid oxidation in pore channels of the anode carbon block can be effectively prevented, the air reactivity is reduced, and a silicon-boron-carbon system forms a stable net-shaped structure in pores of the anode carbon block, so that slag falling is effectively prevented.

The invention belongs to the technical field of textile dyeing, and particularly relates to a low-liquor-ratio continuous dyeing device. Comprising a rubber driving roller, a rubber driven roller, a cloth feeding guide roller, a spreading roller, a stainless steel bottom groove, a bottom guide roller, a cloth discharging guide roller, a first working liquid barrel, a second working liquid barrel, a water barrel, a first automatic valve, a second automatic valve, a water barrel valve, a proportional valve, a first liquid supplementing conveyor, a second liquid supplementing conveyor, a liquid level control inductive head, a liquid supplementing pump and a mixer. And an electric stirrer and a liquid outlet valve. The invention further provides a low-liquor-ratio continuous dyeing method which comprises the following steps: putting the cloth into a washing machine, filling a washing tank with clear water, and the like. According to the technical scheme provided by the invention, the technical problems of huge waste, difficulty in switching dyeing devices, waste of cylinder washing and material changing time and the like during dyeing replacement are solved.