35results about How to "Good molding effect" patented technology

The application provides a kind of based on multi-muscle deep cavity belt flat plate forming system, including transport device one and transport device two, preheating mechanism, auxiliary forming mechanism and punching equipment are arranged between transport device one and transport device two, the main role of auxiliary mould device in the operation process is that skin material can be quickly and fully adhered to the cavity in mould, so that pocket forming is more square, sufficient, and the strength of pocket forming for multi-muscle or multi-cavity structure is higher;It can effectively improve the forming effect and strength of multi-cavity and pocket deep belt product, so that the skin material will be pressed by the auxiliary mould during forming, and the pressure during blowing is more concentrated, which is beneficial to the blow molding of the softened skin material after heating.The stress of pocket bottom is uniform, the forming effect is good, and the strength of the formed pocket is high, and deformation is not easy to occur.

The present application relates to the technical field of bamboo fiber composite material, in particular to a purification preparation method of bamboo fiber reinforced natural polymer composite material. The bamboo raw material is crushed and treated by steam explosion to obtain primary bamboo fiber; the primary bamboo fiber is sequentially subjected to organic solvent dewaxing treatment and oxidation system selective delignification treatment to obtain purified bamboo fiber; the purified bamboo fiber is treated in a tannin acid solution to form a polyphenol interface layer on the surface thereof; and a solution containing polyvalent metal ions is added to the treated bamboo fiber to form a coordination cross-linking interface layer on the surface of the bamboo fiber. The present application constructs a stable interface layer between the fiber and the natural polymer matrix. The interface layer can effectively transfer stress, significantly improve the tensile strength, bending strength and shear strength of the composite material, and solve the problem of weak interface and easy delamination of traditional natural composite materials.

The utility model provides a kind of formwork for station internal stand column diameter expansion construction, including steel hoop assembly and wooden formwork assembly;The wooden formwork assembly includes two semicircular templates, and two semicircular templates are formed into a whole circle by surrounding and splicing;The template includes melamine board layer, plywood layer, support batten layer and assembled batten layer from inside to outside in turn;The melamine board layer and plywood layer are fixed by adhesive method, for making the template inner surface even;The support batten layer is arranged around the outer periphery of the plywood layer by adhesive method, for whole circle support;The assembled batten layer is wrapped outside support batten layer for constraining the overall shape of the template;The steel hoop assembly includes a pair of semicircular steel hoops arranged in pairs, a pair of semicircular steel hoops are used for locking outside wooden formwork assembly, and each steel hoop assembly is arranged equidistantly along the length direction of wooden formwork assembly.The template has the advantages of improving construction efficiency and ensuring the appearance quality after stand column diameter expansion.

This invention discloses a waste recycling device for FIBC (Flexible Intermediate Bulk Container) processing, relating to the field of comprehensive environmental utilization of solid waste. The device includes a hollow frame, a hydraulic rod mounted on the hollow frame, and a pressure plate mounted on the hydraulic rod. The equipment continuously feeds FIBC waste into a flattening machine. The pressure plate is automatically triggered by the weight of the waste, achieving a complete automatic cycle of feeding, weighting, triggering, compaction, resetting, and locking, thus improving waste recycling efficiency. When not in operation, the pressure plate is rigidly limited by a limiting mechanism, preventing hydraulic system depressurization or accidental drop. This ensures uniform compaction density of the plastic waste, reducing the mixing and adhesion of plastic and impurities due to insufficient compaction, facilitating subsequent separation of plastic from other components. It also protects core components such as the hydraulic rod and pressure plate, extending equipment lifespan, reducing maintenance costs, and contributing to the resource-based recycling of plastic waste and comprehensive utilization of solid waste.

The application relates to the field of food processing equipment, in particular to a lotus root powder and mung bean cake forming device, which comprises a machine box, a dough feeding port, a sandwich feeding port, a first conveying device, a second conveying device, a wrapping device, a cutting and edge collecting mechanism, a conveying belt and a lifting mechanism. The cutting and edge collecting mechanism is used for realizing accurate cutting and shearing edge collecting of the strip-shaped cake embryo, and ensures that the sandwich is completely wrapped in the dough; the lifting mechanism can lift the conveying belt to flatten the shearing edge, and improves the forming effect. The application can efficiently and stably produce the sandwich cake embryo, significantly improves the qualified rate and production efficiency of the product, is compact in structure, simple in operation and suitable for large-scale industrial production.

This invention relates to the field of packaging machinery technology, and more particularly to a mesh bag threading machine, comprising: a mesh bag opening support assembly, wherein the opening edge of the mesh bag can be fitted onto the mesh bag opening support assembly; a mesh bag folding assembly, which can drive the opening edge of the mesh bag on the mesh bag opening support assembly to fold and deform; and a threading assembly, which can drive the rope to pass through the folded and deformed opening edge of the mesh bag. The mesh bag threading machine provided by this invention reliably positions and supports the opening of the mesh bag by setting the mesh bag opening support assembly, and automatically folds and shapes the opening edge in conjunction with the mesh bag folding assembly, and then automatically threads the rope in conjunction with the threading assembly. This allows the opening, folding, and threading processes to be connected in an orderly and continuous manner, thereby significantly improving the automation level of the processing process and the overall production efficiency, reducing manual intervention and operational errors; at the same time, the coordinated cooperation of each functional module helps to ensure the consistency of the mesh bag opening shaping and the threading position, improving the stability of product processing quality.

The utility model relates to the field of process equipment, concretely to a resistance welding electrode head quick polishing frock, including first locating plate and second locating plate are connected with each other, first locating plate sets up vertically, second locating plate sets up horizontally, second locating plate connects polishing assembly, polishing assembly includes feed assembly and electrode head fixed plate, electrode head fixed plate is equipped with at least two electrode positioning slot, electrode positioning slot buckling electrode pressure plate. The utility model has simple structure, and the cost is relatively low, can effectively polish the welding surface of electrode head, and the welding surface after polishing is even, keeps the original inclination angle.

The application discloses a preparation method of an alumina aerogel heat insulation felt, and comprises the following steps: adding an aluminum source precursor into a ketone substance to form a precursor solution through sufficient dissolution; adding an alcohol solvent containing a silicon source precursor, an amine substance and a catalyst into the precursor solution to form an alumina sol through uniform stirring; adding a surfactant into the alumina sol to form an alumina sol containing a light shielding agent through uniform stirring; adding light shielding agent particles into the alumina sol to form the alumina sol containing the light shielding agent; immersing a ceramic fiber felt into the alumina sol containing the light shielding agent to perform gel aging, so as to obtain a fiber felt / gel composite; and performing drying and heat treatment on the fiber felt / gel composite, so as to obtain the alumina aerogel heat insulation felt. The alumina aerogel heat insulation felt prepared by the method has the advantages of high temperature resistance, excellent heat insulation performance and good flexibility.

This invention relates to the field of hydrogen absorption technology, specifically to a hydrogen-absorbing particle, its preparation method, and its application, comprising the following steps: S1. Granulation: First, hydrogen-absorbing powder is dissolved in a solvent, then a binder is added for granulation to obtain a soft material; S2. Sizing: The soft material is then dried and granulated, and magnesium stearate is added to the granulated soft material for mixing; S3. Tableting: The soft material with added magnesium stearate is tableted. The preparation process of this invention is simple and easy to operate; the tableting method results in good forming effect, prevents loosening, and facilitates the use and replacement of composite hydrogen-absorbing materials.

The present application belongs to the technical field of steel structure bridge construction, and particularly relates to a petal-shaped double-curved-surface special-shaped steel bridge tower and a manufacturing method thereof. The present application is designed to connect a plurality of tower columns to form a whole, which helps to enhance the stability of the petal-shaped double-curved-surface special-shaped steel bridge tower structure, effectively avoids tilting, deformation and other phenomena under the action of earthquakes, strong winds or traffic loads, and further improves the safety of the bridge. The middle parts of the adjacent tower columns are not connected to each other, which helps to manufacture and install in sections during the construction process, simplifies the construction process, effectively reduces the construction difficulty and improves the construction accuracy, and further improves the construction quality of the petal-shaped double-curved-surface special-shaped steel bridge tower. Compared with the manufacturing and construction of the linear steel bridge tower, the present application has the excellent characteristics of good forming effect, fast assembly speed, less investment in manpower and materials, low production cost, high economic benefit, and further improved production efficiency.

This application provides a conductive paste that, by introducing inexpensive metals such as nickel and aluminum into the paste, increases the proportion of conductive metals other than silver to a maximum of 50%, significantly reducing the amount of precious silver used, effectively controlling material costs, and alleviating cost pressures caused by soaring silver prices. By controlling the particle size distribution of conductive metals other than silver (D50 is 2-9μm, D100 < 30μm), the paste is ensured to have good permeability and formability during screen printing, without screen clogging or broken grid lines, forming complete and uniform fine grid lines, laying the foundation for high efficiency.

This invention discloses a galvanized steel sheet with good adhesion to an electron beam-cured coating, comprising a galvanized steel sheet, at least one surface of which has a composite coating. The composite coating contains the following effective components: an aqueous cationic polymer resin A, comprising 45-75 parts by weight; a compounded organosilane coupling agent B, comprising 15-45 parts by weight; the compounded organosilane coupling agent B is formed by the mixed hydrolysis and condensation of at least one organosilane coupling agent B1 containing an epoxy functional group and at least one organosilane coupling agent B2 containing an amino functional group; a silane coupling agent C containing unsaturated bonds, comprising 3-10 parts by weight; a water-soluble fluorine-containing compound D, wherein the fluorine element comprises 1.5-5 parts by weight; and a water-soluble phosphorus-containing compound E, wherein the phosphorus element comprises 2-5 parts by weight. This invention also discloses a surface treatment agent for galvanized steel sheets and a method for manufacturing a galvanized steel sheet with good adhesion to an electron beam-cured coating.

The application discloses a 1300MPa or above grade cold-rolled steel plate with high elongation and high hole expanding performance, which contains Fe and inevitable impurity elements, and also contains the following chemical elements with mass percentage as follows: C: 0.15%-0.30%, Si: 0.3%-0.5%, Mn: 1.8%-2.5%, Al: 0.01%-0.03%, B: 0.001-0.003%, Ti: 0-0.05%, and the mass percentage of C and Mn satisfies C+Mn / 6>=0.52; wherein the microstructure of the cold-rolled steel plate has nano precipitates with an average diameter less than 30nm. In addition, the application also discloses a manufacturing method of the above-mentioned 1300MPa or above grade cold-rolled steel plate, which comprises the following steps: (1) smelting and casting; (2) hot rolling; (3) hot coil heat preservation cover annealing; (4) cold rolling; (5) annealing; (6) isothermal heat preservation treatment; (7) cooling; (8) flattening.

This invention provides a flue gas denitrification method in which flue gas is contacted with a corrugated plate catalyst in the presence of ammonia for denitrification treatment. The corrugated plate catalyst includes a support and active components, wherein the active components include oxides of cerium, vanadium, and tungsten. The mass ratio of cerium oxide to the support is (5-20):100, the mass ratio of vanadium oxide to the support is (0.5-10):100, and the mass ratio of tungsten oxide to the support is (1-12):100. This method has the advantages of high denitrification efficiency and good stability, effectively reducing pollutant emissions.

This utility model discloses an environmentally friendly plastic bag production and processing device, relating to the field of plastic bag production technology. It includes a machine base with a box fixed to its upper end and a frame fixed to the middle of the upper end of the box. The device uses an electric push rod to move the bottom plate downwards, causing the bottom plate to move synchronously with a limiting rod and a pressure plate. This allows the pressure plate to contact the surface of the plastic bag material on the conveyor belt and gradually press it down, preventing movement during cutting. Moving wheels allow the plastic bag material to continue moving with the conveyor belt while being pressed, improving the forming effect. A rotating gear drives a meshing toothed column downwards, which in turn pushes a mounting plate downwards, causing a slitting blade to move synchronously. This allows the slitting blade to contact the plastic bag material for slitting. A guide rod ensures the smoothness of the toothed column and mounting plate's vertical movement.

The utility model provides an evanescent mode large flat plate type casting anti-deformation tool and a sand box for a casting mold, and the evanescent mode large flat plate type casting anti-deformation tool is arranged in the sand box and comprises two supporting pipes and a plurality of connecting pipes; the two supporting pipes are arranged in the sand box in parallel, and the supporting pipes are vertically arranged; the multiple connecting pipes are arranged at intervals in the vertical direction, the two ends of each connecting pipe are attached to and fixedly connected with the peripheral faces of the two supporting pipes respectively, the pipe body positioning faces of the multiple connecting pipes abut against the same side of a mold, and the multiple connecting pipes are matched to form a main body positioning face. According to the anti-deformation tool for the evanescent mode large flat plate type casting, the supporting pipes are arranged in the sand box, the connecting pipes are installed on the same side faces of the two supporting pipes, the multiple connecting pipes jointly form a main body positioning face, the main body positioning face is matched with filled dry sand to horizontally position a casting mold, and the casting quality of a cast iron flat plate is guaranteed.

The utility model relates to a kind of quick edge rolling mechanism.It solves the problem of the quality of the existing technology in edge rolling equipment structure, edge rolling stability is not good, influence produces quality.It includes edge rolling assembly seat, and edge rolling assembly seat circumferential inside is equipped with lifting cavity, and lifting cavity is equipped with the lifting drive component for lifting workpiece lifting, and the upper end surface of edge rolling assembly seat is equipped with the elastic edge rolling positioning structure for clamping workpiece, and the upper end of elastic edge rolling positioning structure is equipped with lifting type down-pressing forming structure.The utility model has the advantages of simple structure, convenient operation, not only edge rolling effect is good, edge rolling speed is fast, and can effectively improve edge rolling quality.

This invention discloses a method for preparing a polyimide-polysiloxane block copolymer shape memory aerogel, comprising the following steps: (1) preparing a polyamic acid solution; (2) preparing a polyamic acid-polysiloxane block copolymer solution; (3) preparing polyamic acid-polysiloxane block copolymer filaments; (4) preparing an aqueous solution of the polyamic acid-polysiloxane block copolymer; (5) preparing a polyamic acid-polysiloxane block copolymer aerogel; and (6) subjecting the polyamic acid-polysiloxane block copolymer aerogel to an imidization treatment to obtain the polyimide-polysiloxane block copolymer shape memory aerogel. The shape memory aerogel obtained by this invention has the characteristics of low density, high porosity, high deformation temperature, high elongation at break, and excellent shape memory performance.

This invention provides a graphite bipolar plate, its preparation method, and its application. The preparation method includes: expanding graphite raw material to obtain graphite worms, mixing them with reinforcing materials and binders, performing mechanochemical activation treatment to obtain a modified graphite substrate, molding, and sequentially performing resin impregnation and curing treatments to obtain impregnated monopolar plates, which are then bonded together to obtain a graphite bipolar plate. The reinforcing material includes carbon materials, and the binder includes one or more of polyarylacetylene, polyurethane, dicyandiamide, and resorcinol. This invention introduces a mechanochemical activation process in the preparation of graphite bipolar plates for fuel cells. It utilizes reinforcing materials to improve the bending resistance of the final product, and uses binders to increase the density and formability of the substrate and further increase its mechanical strength, resulting in a modified graphite substrate for electrode preparation. This significantly improves the bending strength of the electrode without affecting its conductivity, thereby increasing the overall lifespan of the fuel cell system.

This invention provides an insert for a container, a container, and a method for manufacturing the same, which eliminates the risk of substrate contamination caused by foreign matter such as gates and chips, and improves moldability and quality. The insert 4, formed by injection molding from a molding material containing a predetermined resin, constitutes part of a main body 1 that aligns and houses multiple semiconductor wafers. It includes: a pair of left and right sidewalls 5, each forming part of a side wall 3 of the main body 1 with an open front 2; and a plurality of support teeth 20 arranged vertically along the opposing inner surfaces of the left and right sidewalls 5, supporting the periphery of the semiconductor wafers. A plurality of gate marks 30, recessed along the thickness direction of the sidewalls 5, are formed on the inner surface 10 of the rear end of each sidewall 5. The main body completely covers the recessed gate marks 30 with the molding material, thus also covering any remaining gates and chips in the gate marks 30, preventing them from being exposed inside or outside the main body 1.

This invention relates to the field of polymer materials, and discloses a modified polyether ester, its preparation method and application, an elastomer additive, and an elastomer. The modified polyether ester contains structural unit A as shown in formula (I) and structural unit B as shown in formula (II), where R1 is an alkylene group having 2-10 carbon atoms, m is an integer from 5-100, n is an integer from 10-125, and R2 is hydrogen or an alkyl group having 1-5 carbon atoms; the terminal carboxyl group content of the modified polyether ester is not higher than 5 mol / t. This modified polyether ester can efficiently load elastomer additives, resulting in high activity stability of the elastomer additives, thereby improving the modification effect of the elastomer additives on the elastomer, and enabling the multiple reuse of elastomer products. Formula (I), Formula (II).

The application belongs to the technical field of full-automatic plant fiber molding equipment, and particularly discloses a full-automatic plant fiber molding equipment, which comprises a forming cylinder, a forming device is arranged in the forming cylinder, the forming device is matched with a drying device arranged in the forming cylinder, the forming device comprises a slurry cavity sleeved in the forming cylinder, and a slurry mixing mechanism is arranged in the slurry cavity; and a forming mechanism matched with the slurry cavity is arranged in the forming cylinder. The forming device and the drying device are arranged in the forming cylinder, so that integrated forming and drying treatment of plant limiting molding can be realized, full-automatic forming and drying treatment of plant fiber molding is realized, the preparation precision and efficiency of plant fiber molding are effectively improved, the degree of manual participation in the forming and drying process of plant fiber molding is reduced, and the production efficiency of plant fiber molding is improved.

This invention discloses a high-power battery integrating a radioactive structure and a multi-element corrosion-resistant alloy, belonging to the field of lead-acid battery technology. It constructs a core component integrating a radioactive grid structure and a multi-element corrosion-resistant alloy. The radioactive grid adopts a centrally radiating structure, with 8-12 variable cross-section radial grid bars and 3-4 rings of progressively spaced annular grid bars forming a closed conductive network. The multi-element alloy is composed of Pb 98.5%-99.2%, Sn 0.3%-0.8%, Ag 0.05%-0.1%, Ca 0.06%-0.12%, and Al 0.03%-0.05%, with precise matching between composition and structure. The battery is manufactured through medium-frequency induction melting, controlled-cooling grid forming, stepped heat treatment, and optimized assembly processes. The battery has a C10 capacity of not less than 100Ah, a P15min discharge time of not less than 15min, a cycle life of not less than 780 cycles, a grid corrosion rate of not more than 0.023mm / a, and an energy utilization rate of not less than 87%. This design overcomes the performance bottleneck of traditional grid-alloy separation designs, combining high power, long lifespan, and high stability.

This invention relates to the field of pet food technology, specifically to a nutritional supplement pill for parrots, its preparation method, and its application. The nutritional supplement pill is composed of basic ingredients and functional ingredients. The basic ingredients include buckwheat kernels, barley kernels, black beans, red beans, soybeans, black rice, mung beans, red peanuts, Job's tears, black sesame seeds, oat kernels, corn, egg yolks, dried bananas, dried hawthorn berries, dried coconut, raisins, goji berries, purple sweet potatoes, sunflower seeds, walnuts, chili peppers, chickpeas, mealworms, flax seeds, dried dates, pumpkin seeds, and carrots. The functional ingredients include small peptides, vitamin C, brewer's yeast, sodium dehydroacetate, calcium lactate, methionine, lysine, and honey. The total weight percentage of the basic ingredients and functional ingredients is 100%. This nutritional supplement pill, through scientific formulation, closely matches the physiological needs of parrots, exhibiting excellent palatability and digestibility, thus comprehensively meeting the daily growth and health maintenance needs of parrots.

This invention relates to the field of alloy materials technology, specifically to a method for preparing nickel-chromium-silicon-manganese alloy foil, comprising the following steps: S1: alloy ingot preparation; S2: hot-rolled slab preparation; S3: preliminary foil preparation; S4: nickel-chromium-silicon-manganese alloy foil preparation. In this invention, by rationally combining nickel, chromium, silicon, and manganese, nickel and chromium form a stable nickel-chromium solid solution to solidify the foundation against high-temperature oxidation; silicon combines with oxygen to form a dense silicon oxide protective film; manganese synergistically refines the oxide film structure to reduce film cracking; combined with the effects of titanium, zirconium, hafnium, and composite powder in the composite additives, both the adhesion between the oxide film and the substrate is enhanced, and the oxide film peeling off at high temperatures is inhibited. The erbium and nano-silicon carbide in the pretreated composite powder further improve the stability of the oxide film, synergistically delaying the high-temperature oxidation rate with the alloy base components, effectively improving the high-temperature oxidation resistance of the alloy foil and extending its service life under high-temperature conditions.

This invention relates to the application of microalgae polysaccharides in enhancing intestinal immunity in dairy cows, belonging to the field of feed technology. The microalgae polysaccharides prepared by this invention are used to increase the secretion of IgA, IgG, and IgM by the intestinal mucosa. This invention uses a specific ratio of kelp buds, Dunaliella salina, and Haematococcus pluvialis for pre-enzymatic hydrolysis using trypsin and nattokinase for a certain period of time, followed by enzymatic hydrolysis using hemicellulase and pectinase for a certain period of time. The resulting microalgae polysaccharide product has excellent effects in promoting the secretion of immunoglobulins in the dairy cow intestine, significantly increasing the content of IgA, IgG, and IgM in the dairy cow intestine, thereby enhancing intestinal immunity. It can serve as a highly effective alternative component for improving the intestinal immune function of dairy cows.

The utility model provides a kind of inner and outer skin type granulating spray cup for chemical fertilizer production, it is related to granulating spray cup field, including rack, coupling sleeve, spray net component and drive assembly, it is characterized in that, coupling sleeve includes sleeve body and the feed pipe connected in sleeve body lateral wall, sleeve body is provided with upper and lower passage pipe and guide material pipeline, the import of guide material pipeline is communicated with feed pipe;Spray net component is located below coupling sleeve, spray net component is connected with coupling sleeve by gland, spray net component includes inner spray net and outer spray net, both can rotate along opposite direction under the driving of drive assembly;The sleeve of connection inner spray net penetrates upper and lower passage pipe, sleeve is fixed with inner spray net inner wall by fixed disc, fixed disc is also connected with stirring blade;The utility model is disturbed by the turbulence shear of stirring blade through the shear of twice of inner spray net and outer spray net, it is applicable to the processing of thick slurry and dilute slurry, granulating forming rate is high, greatly reduces the return rate, improves production efficiency.

This invention discloses a titanium alloy material, a method for preparing the titanium alloy material, a casing, and a battery, relating to the field of battery manufacturing technology. The titanium alloy material comprises 0.05%~0.5% niobium, 0.005%~0.1% yttrium, and no less than 98% titanium. By adding niobium and yttrium, a micro-alloyed titanium alloy material is formed, improving the performance of the titanium material. This results in the titanium alloy material possessing both good strength and formability, solving the problems in existing technologies where titanium materials either have sufficient strength but are difficult to form, or have good formability but insufficient strength. Simultaneously, weldability, processing performance, and corrosion resistance are also improved.