144results about How to "Minimize impact on product quality" patented technology

The invention discloses an automatic glue spreading machine which comprises a stand, a mechanical hand arranged on the stand, a feeding turntable, a positioning device and a glue spreading device, wherein one station of the mechanical hand is aligned to a conveyer belt, and another station of the mechanical hand is aligned to a feeding station of the feeding turntable; the positioning device is aligned to a positioning station of the feeding turntable and used for positioning a workpiece; the glue spreading device is aligned to a glue spreading station of the feeding turntable and used for spreading glue on the workpiece; all the stations of the feeding turntable are respectively provided with a set of rotating clamps; and the positioning device and the glue spreading device are both provided with a clamping rotating mechanism for driving the rotating clamps to rotate. The automatic glue spreading machine not only realizes the full automatic operations of feeding, positioning, glue spreading, detecting and blanking of the workpiece and improves the production efficiency, but also meets the glue spreading requirement of cylindrical cells in different specifications, has the advantages of accurate positioning, high glue spreading precision and good consistency, reduces the influences of anthropic factors on the product quality and guarantees the glue spreading quality.

The invention discloses a method for producing high-purity silver nitrate, comprising the following steps of: (1) reacting: flushing silver with purified water, placing the flushed silver in a reaction kettle, adding pure nitric acid, keeping the silver to be excessive, heating to 70DEG C, removing excessive nitrides and adjusting the pH value of a reaction solution; (2) hydrolyzing: adding the reaction solution in a hydrolysis kettle, flushing and diluting until the density is 1.6-1.7g/cm<3>, adding an impurity removing agent, standing for 10-16 hours and filtering to obtain filtrate; (3) evaporating and crystallizing: carrying out the pressure reduction and evaporation on the filtrate subjected to the impurity removal and cooling and crystallizing when the specific gravity is 3.2g/cm<3>; and (4) centrifuging and drying: after centrifuging and separating a crystal which is crystallized and separated out, allowing a solid to enter vacuum drying equipment, heating, decompressing and drying for 24 hours to obtain a pure silver nitrate finished product. The silver nitrate produced by the method has low metal content and high quality.

The invention relates to a method for three-dimensionally printing a honeycomb-type solid oxide fuel cell with a three-dimensional channel, and belongs to the technical field of solid oxide fuel cells. According to the method, positive pole ceramic powder or negative pole ceramic powder serves as a raw material, a structure is designed through three-dimensional mapping software, outputting is carried out through a ceramic three-dimensional printer, and a green body of a honeycomb-type positive pole support body or a negative pole support body with a three-dimensional channel structure is printed and prepared with a one-step method; after the green body is sintered, the positive pole support body or the negative pole support body is obtained; an electrolyte layer and a negative pole layer are sequentially deposited on the positive pole support body to form a positive-pole honeycomb-type solid oxide fuel cell with an emulsion impregnation method; an electrolyte layer and a positive pole layer are sequentially deposited on the negative pole support body to form a negative-pole honeycomb-type solid oxide fuel cell with an emulsion impregnation method. According to the method, preparing is efficient, cost is saved, the mass transfer rate is greatly increased, the automation degree is high, and the batch is stable.

This invention discloses a production method for rice fertilizers , namely a production method for SCU, in which, large grains of urea pass through flowing melt sulfur to realize coating to urea, then melt olefin is sprayed to it to be cooled to room temperature , then a conditioner is added to the rice fertilizer, and the conditioner is dolomite powder or diatomite adsorbed on the surface of the rice fertilizer grain in the 1.5-2.5% volume of the weight of the rice fertilizer, the conditioner is added in a roller screen, in which, substances on the screen are finished products and conditioners below the screen is fed back to the feeding port by a screw feed machine, the rice fertilizer processed by this method alters surface structure of SCU grains and increases spreading speed of water on the grain surface.

The invention relates to a preparation method of loquat distilled liquor. The preparation method comprises the following steps: (1) cleaning a fresh loquat fruit, removing a pit, and beating to obtain loquat slurry; (2) adding saccharose which accounts for 10wt%-12wt% of the loquat slurry, and uniformly stirring in time; (3) adding pectinase which accounts for 0.01wt%-0.015wt% of the loquat slurry, and uniformly stirring in time; (4) inoculating a self-made fresh loquat bran saccharomycete which accounts for 0.4wt%-0.6wt% of the loquat slurry, and uniformly stirring in time, wherein the fresh loquat bran saccharomycete is prepared from saccharomyces cerevisiae 2.145 (CGMCC NO.9753); (5) carrying out closed anaerobic fermentation on the loquat slurry at 28-30 DEG C for about 25-30 days to obtain fermentation liquor; and (6) distilling the fermentation liquor to obtain the distilled white liquor. The loquat distilled liquor produced through the preparation method disclosed by the invention is strong in loquat fruit flavor and mellow in liquor body and can be used for effectively reducing the influence of a fermenting metabolic waste on the product quality.

The invention relates to a three-dimensional printing method for a honeycomb type electric catalyzing membrane reactor with a three-dimensional channel, and belongs to the technical field of solid oxide electrolytic tanks. The method is characterized in that the three-dimensional printing forming technology of a ceramic material is utilized, an electrolytic ceramic powder is used as a raw material, a three-dimensional drawing software is adopted, and a ceramic three-dimensional printer can perform output, so as to print and form a green body of the honeycomb type electric catalyzing membrane reactor with the three-dimensional channel by one step; the green body is subjected to sintering treatment to obtain an electrolyte supporting body; a cathode and an anode or the anode and the cathode are correspondingly deposited on the upper inner side and the upper outer side of the electrolyte supporting body by the emulsion impregnation method, thus forming the honeycomb type electric catalyzing membrane reactor with the three-dimensional channel. The method is efficient in preparation, can save the cost and greatly improve the mass transfer rate, and is high in automation degree, and stable in batch.

The invention relates to a brewing method of low-methanol-content Chinese date wine, and belongs to the technical field of brewing. The method includes sorting Chinese dates, cleaning, stoning, soaking with hot water, pulping, adding pectin esterase and cellulase, performing enzymatic hydrolysis, stirring and cooking in an air-lift combined mechanical manner, centrifuging, separating supernatant, adjusting the supernatant with white sugar and citric acid, sterilizing, inoculating, fermenting, clarifying, filtering, adding a clarifying agent, and aging by using an oak barrel. The method degrades cell walls of fruit tissues by using the pectin esterase and the cellulase, degrades polysaccharides to allow effective components inside the Chinese dates to dissolve out, and increases the content of juice nutrients and the juice yield. Through stirring and cooking in the air-lift combined mechanical manner, methanol produced by pectin substance zymolysis through the pectin esterase and methanol produced by other reasons are separated along with stirring, cooking and high-pressure air blowing, thus reducing the methanol content in Chinese date juice pulp.

The invention provides a nanometer zinc phosphate antirust pigment continuous production method and device. Zinc oxide and phosphoric acid are used as raw materials, under the synergistic effect of multiple auxiliaries such as a template agent and a dispersing agent, the contact reaction surface between zinc oxide and phosphoric acid is continuously updated by means of three-level serial grinding, particle shape and size control is conducted, and nanometer zinc phosphate antirust pigments with a uniform particle size are obtained by means of dehydration, spray drying, modification and smashing. Full-automatic control is adopted, production is convenient and fast, the obtained nanometer zinc phosphate antirust pigments are uniform in particle size and stable in product quality, and the antirust performance is improved by 20% compared with existing imported zinc phosphate.

The invention discloses an aluminum-plated propylene and butylene co-polypropylene tape casting membrane material. The preparation raw materials include polypropylene resin, an antioxidant and a halogen absorbent, wherein the polypropylene resin is propylene and butylene co-polypropylene resin and is prepared by adopting the following method: by taking propylene as a raw material and 1-butene as a copolymerization monomer, copolymerizing in a circular tube reactor to obtain propylene and butylene co-polypropylene resin, wherein the reaction temperature is at 70+/-1DEG C, the reaction pressure is under 3.4-3.8MPa, the concentration of hydrogen is 800-1500ppm, and the concentration of 1-butene is 1%-5%. The invention further discloses a preparation method of the tape casting membrane material. An aluminum-plated tape casting membrane prepared by the tape casting membrane material has good processability, optical performance, mechanical performance and aluminum plating performance, and the production requirement of a tape casting membrane packaging factory on the aluminum-plated tape casting membrane can be met.

The invention relates to a waste recycling method, and particularly relates to a method for extracting and separating metallic oxide from a flue gas denitration catalyst. The method comprises the following steps: sequentially performing physical pretreatment, pulverization and high-temperature roasting on the flue gas denitration catalyst, then performing leaching by use of dilute acid, and further performing acidolysis treatment by use of concentrated sulfuric acid; aging reactants obtained after acidolysis treatment, performing filtration, then performing boiling hydrolytic treatment on a filtrate so that titanium dioxide is subjected to hydrolytic precipitation, and performing solid-phase separation on liquid obtained by leaching, regulating the pH of the obtained filtrate to 2.0-2.5 by use of aqueous ammonia, then performing organic extraction, and further performing back extraction by use of dilute sulphuric acid; oxidizing vanadium in strip liquor from quadrivalence to quinquevalence by use of sodium chlorate; then adding aqueous ammonia to regulate the pH to 1.9-2.2, and performing precipitation separation on vanadium in an ammonium metavanadate form; and performing pyrolysis on a precipitate, thereby obtaining vanadic oxide. The method provided by the invention has the advantages of simple process, high recovery efficiency, good product technical index and the like.

The invention relates to a method for charging a boiling bed catalyst on line. In the method, a catalyst charging tank is set into a vulcanizing bed; and wax oil is produced by system recycle hydrogen and a device. The method comprises the following steps of: firstly, washing, moistening and vulcanizing the boiling bed catalyst to be added; and then under the action of a pressure difference of the catalyst charging tank and a reactor, conveying of the wax oil and the gravity, charging the required catalyst into the reactor. Compared with the prior art, the method has the advantages that the investment can be reduced and the operation can be simplified; meanwhile, the wax oil is used as vulcanized oil of the boiling bed catalyst, has wide sources and is convenient to process, and the possibility of adopting residual oil or heavy oil raw materials to coke on a pipeline is reduced; and before charging, a temperature of the catalyst is risen to a temperature of the reactor, so that the perturbation of on-line charging on a reaction temperature of a boiling bed and the influence of operation instability of the device on the product quality in the prior art are reduced. The method for charging the catalyst on line, which is disclosed by the invention, is particularly suitable for a hydrogenation process of the boiling bed.

The invention relates to a special-shape vacuum suction disc sucking and lifting device and method. A vacuum suction disc group and at least two groups of centering guiding mechanisms are arranged on the main beam of the vacuum lifting device; a transverse adjustment spring is arranged between two vacuum suction discs in the vacuum suction disc group so as to adjust the mutual transverse displacement of the vacuum suction discs; each centering guidng mechanism is provided with more than four rolling wheels; the rolling wheels are arranged on a reversed V-shaped support leg; a guiding sleeve is arranged on the upper part of the reversed V-shaped support leg; a spring which guiding downwards is supported and arranged in the guiding sleeve; the top of the guiding sleeve is provided with a guiding shaft; a downward displacement adjustment rod is hung in the upper component of the guiding sleeve. One or more groups of vacuum suction discs are distributed in the length direction of a special-shape angel section, a crane trolley is started, the vacuum suction disc group is make to descend to cling to the special-shape angel section through a steel wire rope to form a sealed vacuum cavity, and the special-shape angel section is lifted. Due to the adoption of the special-shape vacuum suction disc sucking and lifting device, the production efficiency is improved, the security is improved, and the influence of the human factors to the product quality is reduced.

The invention discloses a fault detection system for an intelligent spinning and packaging production line. The system comprises a data acquisition module, a control module, a fault detection module,a storage module, a state display module and an information transmission module, wherein the control module is connected with the data acquisition module, the fault detection module, the storage module and the state display module through the information transmission module; the data acquisition module is used for acquiring the conveying state of each bobbin and images of the bobbins before and after single yarn packaging in real time, and the fault detection module is used for analyzing and detecting fault reasons. By means of the mode, the conveying states of all links on the packaging production line can be monitored in real time, faults can be found in time and automatically analyzed, measures can be conveniently taken in time, and the influence of the faults is reduced; in addition, image acquisition and analysis can be carried out on bobbins before and after single yarn packaging, faults of overturning and single yarn packaging links are further detected, the fault detection rateis increased, and the product packaging quality is guaranteed.

The invention discloses a connecting box. The connecting box comprises a base plate, a top plate, two side plates and a back plate, the base plate, the top plate and the two side plates are formed bycutting rectangular steel tubes, the back plate is simultaneously welded and fixed to the base plate, the top plate and the side plates, and the base plate and/or the top plate are/is provided with through holes used for allowing steel bars to be arranged in a penetrating mode. In addition, the invention further relates to a processing method for the connecting box. According to the connecting boxand the processing method thereof, the base plate, the top plate and the two side plates of the connecting box are all from the rectangular steel tubes, so that the integrality is greatly improved, only the back plate needs to be welded, so that the welding positions of the connecting box is reduced, and the influence of human factors on the product quality is reduced; the overall rigidity and strength of the connecting box are superior to the overall rigidity and strength of a fully-welded connecting box in the prior art; meanwhile, the production efficiency of the connecting box is improved.

The invention relates to a micro-spherical fossilized complex enzyme and a process for preparing edible gelatine by enzymolysis of leather, wherein the micro-spherical fossilized complex enzyme is prepared from the following constituents according to parts by weight through absorption, cross linking and embedding: 2-8 parts of complex enzyme, 70-90 parts of fossilizing carrier, 0.5-1.5 parts of cross linking agent, 10-18 parts of embedding agent, and 0.5-1.5 parts of pH buffer agent. The process comprises the steps of enzymolysis, filtration and separation and gelatine dissolution, wherein thespecific steps are as follows: placing leather pieces cut after pre-treatment into an enzymolysis wooden rotating drum and rotating the drum by using water that has the volume of 0.5-1.5 times that of the drum; then adding the micro-spherical fossilized complex enzyme to the drum for enzyme bath at the temperature of 30 to 42 DEG C till the smooth belt of the leather pieces becomes transparent; then separating the primer, filtering and separating the enzyme solution for reuse and washing the primer in the water; and then continuing with the normal operations. The fossilizing enzyme is not soluble in the water, therefore, the fossilizing enzyme is easy to be recycled and can be repeatedly used; and the actual cycle for production of a ton of gelatine is shortened by 90%, the water consumption is reduced by 87.5-90%, the cost is lowered by 28-36%, the yield is increased by 10-20%, and the gelatine strength is increased by 20-30%.

The invention relates to a radial tire production system, in particular to an intensive ultra-large-scale radial tire production system of a high-performance car. The intensive ultra-large scale radial tire production system of the high-performance car provided by the invention comprises three layers of building plant, wherein the first layer is sequentially provided with a semi-finished product extrusion calendaring region, a cutting region, a molding region, a vulcanizing region, a finished product inspection region and a storage and transportation shipping region; the second layer sequentially comprises a mixing rubber storage region, a semi-finished product production region, a green tire spraying region, a green tire storage region and a finished tire storage region; the semi-finished product production region is provided with multiple triangular rubber pasting machines and multiple steel ring extrusion and rolling production lines; the third layer comprises a tire edge polishingregion, a tire inflation region and a tire maintenance region; the total area of the production system is larger than or equal to 250,000 m<2>, the total height is larger than or equal to 23.5m, the length is larger than or equal to 450m and the width is larger than or equal to 190m; and the temperature of the molding region is controlled to be 23+/-5 DEG C and the humidity is controlled to be less than or equal to 70%. The tire production system provided by the invention has the intensive and ultra-large-scale characteristics.

The invention discloses a production method of a silk-screen gum. The production method comprises the following steps: step one, preparing production raw materials; step two, carrying out slitting orstripping on the raw materials according to production standard; step three, punching location holes in a double-sided laminated PET film; step four, carrying out silk screen on the double-sided laminated PET film; step five, adhering a double-sided adhesive tape and a first OPP protective film onto the double-sided laminated PET film respectively to obtain a first semi-finished product; step six,punching the first semi-finished product to obtain a second semi-finished product; step seven, removing waste materials, then adhering a release film, a black silicone polyester tape and a second OPPprotective film onto the second semi-finished product respectively to obtain a third semi-finished product; step eight, punching the third semi-finished product to obtain a fourth semi-finished product; and step nine, after removing the waste materials, carrying out rolling to obtain the silk-screen gum film. According to the production method, automatic lamination and stamping for the silk-screen gum can be realized, integral automation production is realized, the production efficiency is high, the influence of artificial factors on the product is reduced, and the product quality is improved.

The invention discloses an automatic drying system of electro-porcelain blank. An artificial operation way is changed to automatic control, firstly a temperature and humidity control gate is improved,a performer is additionally arranged on the temperature and humidity control gate, so that the rotation speed can be controlled to be accurate to 0.5 degree/Min for switch motion, and then the performer is connected to a corresponding temperature and humidity detection device; a testing part of the temperature and humidity detection device is in a drying room, and a display part is focused on a control room. In this way, so long as the drying curve is followed and a program is input before drying, the automatic drying can be conducted. The automatic drying system of electro-porcelain blank can realize automatic and accurate control, and the influence of human factors on the product quality is reduced.

The invention discloses an arc motion visual detection mechanism. The arc motion visual detection mechanism comprises a workbench, a sliding rail device, a visual detection device, a lighting device and a placement device, wherein the sliding rail device, the visual detection device, the lighting device and the placement device are arranged on the workbench, the visual detection device and the lighting device are arranged on the sliding rail device at intervals, the placement device is arranged below the sliding rail device, the sliding rail device is used for allowing the visual detection device and the lighting device to slide, the visual detection device is used for performing shooting detection on a liquid crystal display screen panel, the lighting device is used for providing a lightsource, and the placement device is used for placing the liquid crystal display screen panel. By combining a plurality of devices, the production efficiency is improved, the working process is accelerated, and the time is saved; and moreover, the detection accuracy and the detection standard consistency are improved, the influence of a manual factor on product quality is reduced, and the product quality is further improved.