382results about How to "Easy production control" patented technology

A method and an apparatus (10) for making thin layers from particles, wherein the particles are deposited on a carrier fluid flowing by gravity along a ramp (12) leading to a dam (18). The particles are held back at the bottom of the ramp (12), thereby causing the particles to be piled up one against the other in a monolayer configuration.

The invention discloses a process and device for coating a film on glass. Glass film coating processing process flow steps include an earlier stage glass treatment procedure, a glass sheet loading procedure, a glass cleaning procedure, a spraying section procedure, a film-coated glass drying section procedure, a film-coated glass cooling procedure and a glass sheet unloading procedure. The entire glass film coating processing device designed by the invention consists of a sheet loading section (A), a cleaning section (B), spraying section (C), a drying section (D), a cooling section (E) and a sheet unloading section (F), wherein the bottom end of a glass support frame (27) is provided with a plurality of drying wheels (10) which are driven to bear and move glass sheets by using a controlled servo motor (23); and a spraying device in the spraying section (C) mainly comprises the glass support frame (27), a front storage box (7), an upper sealing cover at the spraying position of a coating recovering groove (15), and the like. Due to the adoption of the process and the device, the glass film coating quality is ensured, and the problem that the treatment requirement of surface coating on glass with a low-viscosity coating is difficult to meet is solved.

The invention discloses a method for processing high-moisture fresh cooked noodles. Any preservative or additive is not added, and according to multiple production processes comprising vacuum dough mixing, cooking, spraying edible oil, performing vacuum packaging under sterile conditions, and performing intermittent microwave sterilization and high-temperature wet heat sterilization, the high-moisture fresh cooked noodles with the moisture content of 60 percent and the storage period of over 45 days are made. In the preparation of the high-moisture fresh cooked noodles disclosed by the invention, a process of sequentially steaming and cooking is used, and the edible oil is sprayed to the surfaces of the noodles, so that a denatured protein protective film is formed on the noodle surface and is uniformly coated on the noodle surface, and moisture loss in the fresh cooked noodles is effectively avoided; the fresh cooked noodles have chewiness and elastic mouthfeel; and moreover, the noodles are not adhered to one another, and the original shape of the fresh cooked noodles is maintained during long-term storage. The modes of intermittent microwave sterilization and high-temperature wet heat sterilization are combined, so that the quality guarantee period of the fresh cooked noodles is effectively prolonged.

The invention relates to a method for synthesizing a ZSM-5 molecular sieve through a two-segment temperature-changing crystallizing process, which comprises the following steps of using a water-soluble liquid silicon source and a water-soluble liquid aluminum source as raw materials, wherein the molar ratios of the raw materials calculated by oxides are as follows: SiO2/Al2O3=50-70, Na2O/SiO2=0.05-5, H2O/SiO2=50-70, and a template agent/SiO2=0.05-0.4; mixing the silicon source and the template agent according to formula amounts with deionized water which is added by accounting for 15-33.3wt% of the total usage amount of the required water under a dynamic state of overall-process stirring to prepare an A solution, mixing the aluminum source and sulfuric acid according to the formula amounts with the water which is added by accounting for 24-44.4wt% of the total usage amount of the required water to prepare a B solution, slowly adding the B solution into the A solution, adding the residual water, adding ZSM-5 crystal seeds into initial gel which is obtained by stirring the mixture for 0.5-2 hours, crystallizing for 10-20 hours at the temperature of 80-110 DEG C, and then crystallizing for 10-40 hours after increasing the temperature to 115-130 DEG C.

The invention relates to an automatic capsule dropping coffee machine, which comprises a water outlet assembly and a water inlet assembly which carry out open and close movement mutually along a straight line through a driving mechanism. The water outlet assembly is provided with a brewing cavity for containing a coffee capsule; an inner end of the water inlet assembly is provided with a hot water channel and a one-way valve for brewing the coffee capsule; the surface of the coffee capsule is provided with a flange annularly; the brewing cavity of the coffee capsule is fixedly arranged at an inner end of the water outlet assembly; an opening containing the coffee capsule faces the hot water channel and the one-way value; both left and right sides of the inner end of the water inlet assembly are provided with movable fixture blocks which slide leftwards and rightwards; and the movable fixture blocks are provided with clamping grooves corresponding to the coffee capsule. When the water outlet assembly is separated from the water inlet assembly, the automatic capsule dropping coffee machine enables the coffee capsule to be vertical and the flange of the coffee capsule to be placed aiming at the clamping grooves of the movable fixture blocks; when the flange is in place, the water outlet assembly is closed; the brewing cavity pushes the movable fixture blocks off outwards gradually, and simultaneously the coffee capsule is sleeved in and is pushed to the hot water channel and the one-way value; and after brewing is completed, the water outlet assembly is opened, and the coffee capsule automatically drops off due to the action of gravity.

The invention adopts hollow polyester fiber, polyester short fiber and ES fiber according to mixture ratio of 1-4:1-4:2-8, including the steps of loosening-> quantitative feeding-> hot melting->cold roll forming->hot rolling->air cooling->trim cutting. The fiber of the invention is conglutinated after hot melting treatment; therefore, fiber pad has good toughness and uniform density and stable structure; the produced filtering material has large pore space, good loading capacity which is difficult to be deformed with small resistance and large dust holding performance and good filtering effect.

The invention relates to a para-hydroxybenzoic acid continuous production technique by a liquid-phase method, belonging to para-hydroxybenzoic acid production techniques. According to the invention, phenol and potassium hydroxide are subjected to salification reaction, subjected to carboxylation reaction with carbon dioxide, and acidified with concentrated sulfuric acid to obtain the para-hydroxybenzoic acid product. The technique comprises the following steps: reaction: proportioning a potassium hydroxide solution, phenol and a solvent, and adding into a salification reaction kettle to carry out salification reaction, thereby obtaining potassium phenate; filtering: sending the material containing solid para-hydroxybenzoic acid to a centrifugal machine, separating, washing with water to obtain the solid para-hydroxybenzoic acid, and drying to obtain the para-hydroxybenzoic acid; extraction and recycling: sending the filtrate obtained in the filtering step and a washing solution to an extraction column, and extracting with an extractant in the extraction column; and potassium sulfate preparation: drying the wet material with a continuous evaporator to obtain the potassium sulfate product. The invention has the advantages of high unit volume productivity, easy control on production, less environmental pollution, shorter technical process and low production equipment investment, and can easily implement continuous production.

The invention discloses an ultrafine-grain hot-rolling dual phase steel plate for automobiles and a production method thereof. The chemical constituent of the steel plate comprises, by mass, 0.07%-0.09% of C, 0.2%-0.5% of Si, 1.3%-1.5% of Mn, 0.03%-0.05% of Nb, less than 0.02% of P, and less than 0.01% of S, and the balance being iron and ineluctable impurities, wherein the volume fraction of ferrite is between 60% and 80%, the volume fraction of bainite is between 20% and 40%, the average grain diameter is between 2-3 mu m. The production method comprises that: continuous casting blanks are heated to 1150-1300 DEG C and insulated for 2-3 h. The rolling temperature is between 1100-1200 DEG C and the finishing temperature>950 DEG C during rough rolling. During finish rolling, the initial rolling temperature is between 890-950 DEG C and the final rolling temperature>800 DEG C. A laminar flow cooling technology is utilized and rapid cooling is carried out. The cooling speed is controlled between 25-35 DEG C/s and coiling is carried out when the temperature is between 400-450 DEG C finally. The steel plate and the production method thereof have the advantages of low cost without adding noble metals such as Cr, Mo; simple technology without subsection cooling, easy production control; uniform and consistent product performance and good formability. The steel plate and the production method thereof are mainly used for stamping workpieces of automobile wheels and girders.

The invention belongs to the field of electrochemical materials and discloses a graphite oxide/graphene oxide composite material, a preparation method thereof, a battery anode and a capacitor battery. Graphene oxide in the graphite oxide/graphene oxide composite material only contains epoxy and hydroxyl groups. The graphite oxide/graphene oxide composite material contains the epoxy and hydroxyl groups, and after the graphite oxide/graphene oxide composite material is prepared into the battery anode, the epoxy group and lithium ions from a cathode can be subjected to reaction and ring opening to form hydroxyl lithium during discharging in the battery charging/discharging process, so that the capacitance can be increased.

The invention discloses a method for preparing a spherical nickel-manganese-cobalt carbonate ternary precursor, which comprises the following steps of: continuously adding nickel-manganese-cobalt metal salt mixed solution of certain concentration and precipitant into reaction equipment, controlling the pH of the reaction system to be between 6.5 and 7.5, controlling the alkalinity at 5 to 40g/L, controlling the solid content of the slurry at 70 to 130g/L, and aging, washing and drying the slurry to obtain the spherical nickel-manganese-cobalt carbonate ternary precursor. The prepared spherical nickel-manganese-cobalt carbonate ternary precursor granules are relatively uniform, have good spherical degree, smooth spherical surface, good liquidity and controllable size, and are suitable for industrialized continuous production.

The invention provides a gel type ionic liquid electrolyte for a lithium ion battery as well as a preparation method and application thereof. The method comprises the following steps: adding a Lewis acid type lithium salt initiator; initiating in-situ ring-opening polymerization of a cyclic ether organic solvent at a low temperature to form a three-dimensional cross-linked network polymer; and limiting the ionic liquid, the lithium salt and the like in a three-dimensional polymer structure by taking the polymer as a skeleton structure. Therefore, the in-situ preparation of the gel-type ionic liquid electrolyte is realized, the sufficient contact between the electrolyte and an electrode material as well as a diaphragm is ensured, the interface impedance can be effectively reduced, a Lewis acid type lithium salt initiator and a multi-lithium salt solute form a multi-lithium salt system, and the improvement of the cycle performance and stability of the gel-type ionic liquid electrolyte isfacilitated; besides, the ionic liquid is introduced, so that the thermal stability and the electrochemical window of the electrolyte are improved while the growth of lithium dendrites is remarkablyinhibited, and the safety performance of the electrolyte is effectively improved.

The invention provides a cold extrusion strengthening method for an assembling hole of a CFRP composite material laminate. The method comprises the following steps: (a) providing a bush, wherein the bush can be assembled in the assembling hole; (b) providing a metal core rod with the taper, and inserting the core rod into the bush; (c) arranging the bush in the assembling hole; (d) applying axial force to the core rod by virtue of extrusion equipment, so that the bush is extruded by the part, with the largest diameter, of the core rod; and (e) removing the core rod, so that the bush is fixedly arranged in the assembling hole. Aiming at the assembling hole of the CFRP composite material laminate, the bush is adopted and is matched with a cold extrusion strengthening process, so that the fatigue life of parts can be effectively prolonged, and the service time of an aircraft is prolonged. Because the bush is fastened in the assembling hole, the wear resistance of the connecting structure is improved, and the detachment of assembling fasteners and the maintenance of the parts can be promoted.

The invention provides the preparing method of aluminum oxide, comprising preparing ore pulp, digest, diluting ore pulp, separating and washing red mud, disassembling seed crystal, separating and washing aluminum hydroxide, calcining aluminum hydroxide, evaporating mother liquid and causticizing soda solution. The invention adopts pressing filter to replace hydro-separator at the course of separating and washing red mud. The method is in favor of the reclamation of Na2O and Al2O3, and the invention has the advantages of saving cost, short process flow and little apparatus.

The invention relates to the field of transformation induced plasticity steel, in particular to low-cost hot-galvanizing transformation induced plasticity steel and a preparation method thereof. The steel plate comprises the following chemical components in percentage by weight: 0.1-0.3% of C, 0.4-2.0% of Si, 1.0-2.5% of Mn, 0.02% or below of P, 0.03% or below of S, 0.08% or below of Al, and the balance Fe. The method comprises the following technological processes of molten iron pretreatment, converter smelting, external refining, continuous casting, heating, controlled rolling and controlledcooling, coiling, acid pickling, continuous annealing, hot galvanizing, finishing, function inspection, and packaging and warehousing. The low-price C-Mn-Si alloy component design is adopted, and precious alloy elements such as Cr and Mo do not need to be added. By adopting a pre-oxidation process and proper dew point matching control, the platability of silicon-containing TRIP steel is improved.The technical problems of surface quality, mechanical properties and the like of the TRIP steel plate are solved by properly controlling cooling after plating.

The invention discloses an oil sleeve steel ball. The oil sleeve steel ball consists of the following components by weight percent: 0.28-0.36% of C, 0.17-0.32% of Si, 1.10-1.60% of Mn, less than or equal to 0.02% of P, less than or equal to 0.2% of S, less than or equal to 0.2% of Cu, less than or equal to 0.2% of Ni, less than or equal to 0.25% of Cr, less than or equal to 0.1% of Mo, less than or equal to 0.08% of V, 0.008-0.03% of Al, less than or equal to 0.15% of other elements and the balance of Fe. The manufacturing process comprises the steps of converter smelting, external refining, continuous casting of a round billet, hot rolling of seamless pipes and heat treatment of an oil sleeve pipe. 0.008-0.030% of Al is specially added in the oil sleeve steel ball for refining grains, the toughness of steel pipes is improved, and the requirement that the steel for oil sleeves by API5CT is fine-grain killed steel. The steel ball is low in steel-making cost and easy in process control, and multi-steel-grade oil sleeves of J55, M65, N80Q, L80-1, R95 and P110 with wide intensity range can be produced by a proper process, so that the marks of steel for oil sleeves can be reduced, so that the oil sleeve steel ball is economical and practical, on one hand, the management of blanks and production are facilitated, on the other hand, stocks are reduced, and overstocked funds are lowered.

The invention discloses an Nb containing low-carbon low-alloyed steel with ultra-fine ferrite grain structure which comprises (by weight percentage) C 0.02%-0.20%, Nb 0.01%-0.10%, Si<0.80%, Ti 0.007%-0.025%, N 0.0035%-0.0083%, balancing Fe and unavoidable impurities. The invention also discloses its preparation method.

The invention provides a method for preparing chromic oxide. The method comprises the following steps of: introducing reduction gas containing hydrogen into a high-temperature high-voltage reaction kettle to perform a reduction reaction on alkali metal salt of chromic acid or dichromic acid which serves as a raw material; cooling and depressurizing a reacted solution; and performing solid-liquid separation to obtain hydrated chromium sesquioxide and corresponding caustic alkali solution. By the process method provided by the invention, the corresponding caustic alkali product and the hydrated chromium sesquioxide can be prepared at the same time, and series of chromic oxide products can be prepared by further modifying the hydrated chromium sesquioxide; and the high-temperature high-pressure reaction kettle is adopted as a reactor, the reaction efficiency can be improved, and self-heat reaction can be simultaneously implemented by utilizing system reaction heat to achieve the aims of saving energy and reducing carbon emission. No waste water, waste residues or waste gas is generated in the process of preparing the chromic oxide and caustic alkali products, so that high-efficiency, energy-saving and pollution-free production of the chromic oxide can be implemented.