61results about How to "Meet the needs of manufacturing" patented technology

The invention relates to a photochromic viscose fiber and a preparation method thereof, belonging to the technical field of textile. The photochromic viscose fiber is prepared from an adhesive, photochromic microcapsules and a fiber reinforced agent, wherein the content of the photochromic microcapsules is 1-20wt%, and the content of the fiber reinforced agent is 0.1-10wt%. The preparation method of the photochromic viscose fiber comprises the following steps: (1) dissolving the photochromic microcapsules and the fiber reinforced agent into water to form dispersed viscose emulsion; (2) feeding the dispersed viscose emulsion into viscose to be spun, and mixing; (3) molding by spinning in an acid bath to obtain a photochromic viscose fiber product. The photochromic viscose fiber is simple and reasonable in components and simple in preparation method; the obtained fiber is uniform in whole color change; the strength of the photochromic viscose fiber reaches or exceeds that of the conventional viscose fiber, so that the demand of fabric manufacture can be met.

The invention discloses a mini pen of direct-writing electronic/photoelectronic component and its structure. The decompression device is located in the cap of the pen and connected with the pressing pipe on the top of the cap. The lower end of the cap is connected airtightly and movably with the upper end of the brush stand to form the bunker used to deposit the material that needs to deposit. The lower end of the brush stand is penpoint. The mini pen links with the air supply by two shunt-wound press controlling devices. The controller controls two gas paths and the relative movement of the mini pen to the base to form the direct-writing device. The mini pen can be used to create the electronic component and the photoelectronic component, for example, the polymer filter waveguide. Depending on the structure and polymer character of the mini pen, the polymer material can be put into the mini pen and direct write the filter waveguide. The wiring speed is rapid; the span of the wire width is large; the cost of producing and operating is low. The wiring speed is between 2 and 15mm/s and the wire width is between 0.06 and 2mm.

The invention relates to an acrylate adhesive for a spot welding process and belongs to the technical field of a double-component acrylate structural adhesive, and is mainly used for solving the problems that the existing acrylate adhesive is extremely easy to ignite and burn when in spot welding. The acrylate adhesive is characterized by mainly comprising a main agent component and a solidifyingagent component, wherein (1) the main agent component comprises the following raw materials by weight percent: 42%-85% of acrylate monomer containing at least one vinyl group, 0%-12% of methacrylic acid, 0%-30% of elastomer, 0.01%-1% of stabilizing agent, 0%-30% of toughening resin, 0%-20% of fire retardant and 0.5%-8% of peroxide; (2) the solidifying agent component comprises the following raw materials by weight percent: 40%-90% of acrylate monomer containing at least one vinyl group, 0%-23% of elastomer, 0%-20% of methacrylic acid, 1%-10% of accelerating agent, 0%-30% of toughening resin and 0%-20% of fire retardant; and (3) at least one component in the main agent and the solidifying agent contains 10%-30% of elastomer. The acrylate adhesive disclosed by the invention has the characteristic that the adhesive can be used for the spot welding process and can be widely applied to the fields of machinery manufacturing and maintenance.

The invention discloses martensitic stainless steel, which has the characteristics of high hardness, high corrosion resistance, excellent processing performance and low production cost and comprises the following components in percentage by mass: 0.22 to 0.30 percent of C, less than 1.0 percent of Si, 1.0 to 2.0 percent of Mn, less than 0.030 percent of P, less than 0.010 percent of S, 12.0 to 15.0 percent of Cr, 0.070 to 0.120 percent of N, 0.02 to 0.15 percent of V, the balance of Fe and inevitable impurities. The invention also discloses a method for manufacturing the martensitic stainless steel. The method does not add any production process, is easy to control and comprises the following steps of: (1) heating billet steel or continuous casting billet at the temperature of between 1,100 and 1,250 DEG C; (2) finishing final rolling at the temperature of over 900 DEG C; (3) annealing at the temperature of between 800 and 900 DEG C; and (4) performing normalizing treatment at the temperature of between 1,000 and 1,200 DEG C.

The invention belongs to the technical field of nickel alloy metal materials, and discloses an ultralimit nickel alloy and a preparation method thereof. The ultralimit nickel alloy comprises a nickelalloy matrix, and a composite bonding layer, a composite ceramic layer, a reflecting layer, a reverse refraction layer, an insulating layer and a foam carbon layer are deposited on the surface of thenickel alloy matrix in sequence. The preparation method of the ultralimit nickel alloy comprises the step that the composite bonding layer, the composite ceramic layer, the reflecting layer, the reverse refraction layer, the insulating layer and the foam carbon layer are deposited on the surface of the nickel alloy matrix in sequence, so that the ultralimit nickel alloy is formed. According to theultralimit nickel alloy and the preparation method, the problem that existing nickel alloy can not be used at ultralimit temperature is solved.

A high-strength high-damping magnesium alloy containing rare-earth elements comprises the following components: gadolinium, yttrium, stannum, lithium and the balance of magnesium. A material prepared from the alloy disclosed by the invention, under the condition of room temperature, has an ultimate tensile strength (sigma b) larger than 250 MPa, an elongation percentage (delta) larger than 2%, damping performance (Q-1) higher than 0.01. Through reasonable alloying of components and ratio of the metal magnesium, the alloy crystal grain size can be effectively fined, the plasticity of the magnesium alloy is increased, meanwhile, the varieties and numbers of alloy elements in the alloy are effectively improved, a great amount of second phases are formed; after an alloy cast is subjected to solid solution strengthening and artificial aging, a great amount of strengthened second phases can be uniformly distributed inside grain and can be accumulated at boundary of grain; through the synergetic function, the alloy provided by the invention has relatively high damping performance and good strength.

The invention belongs to the technical field of preparation, and discloses an ultralimit ferroalloy and a preparation method thereof. The ultralimit ferroalloy comprises a ferroalloy matrix, and a composite bonding layer, a composite ceramic layer, a reflecting layer, a reverse refraction layer, an insulating layer and a foam carbon layer are deposited on the surface of the ferroalloy matrix in sequence; the composite bonding layer comprises a bonding layer deposited on the surface of an aluminium alloy matrix, and a precious metal layer deposited on the surface of the binding layer; and the composite ceramic layer comprises a ceramic layer A and a ceramic layer B. According to the ultralimit ferroalloy, through deposition of a plurality of coatings on the surface of the ferroalloy matrix,the service temperature of the ultralimit ferroalloy can be increased to 100 DEGC-500 DEGC higher than the melting point of the original ferroalloy matrix, so that the application of the ferroalloy in ultralimit environment is achieved. The ultralimit ferroalloy provided by the invention has excellent high-temperature mechanical and chemical stability, and can be used under the condition of exceeding the melting point of the ferroalloy matrix; and the application range is expanded.

The invention belongs to the field of additive manufacturing, and particularly discloses a trajectory planning method based on combined plane slicing and a product. The trajectory planning method comprises the steps that a three-dimensional model is input and a combined plane is defined, and spatial alternation is simultaneously carried out on the three-dimensional model and the combined plane; the preset times of the combined plane is skewed with a preset interval in the normal direction of the combined plane, so that a combined plane cluster is obtained; the combined plane cluster is used for slicing the three-dimensional model, and a three-dimensional slicing profile located on the combined plane cluster is obtained; the three-dimensional slicing profile is mapped to a horizontal planeto obtain a two-dimensional slicing profile; trajectory filling is carried out on the two-dimensional slicing profile on the horizontal plane to obtain a two-dimensional filling trajectory; and the two-dimensional filling trajectory is mapped to the combined plane to obtain a three-dimensional filling trajectory. According to the trajectory planning method based on combined plane slicing, by building the combined plane similar to the three-dimensional model and using a mapping relation of the combined plane and the horizontal plane to obtain an additive manufacturing trajectory located on thecombined plane, the requirements of special structural additive manufacturing can be effectively met.

The invention relates to a process structure with a double-copper-electrode rectifying tube chip coated made of a coated environment-friendly material. Rectifying tube chip products about multiple contradictions, such as the quality, the cost, the resource consumption and the environment protection, can be well coordinated. The process structure has the advantages of low production cost of the conventional lead-surface process structure product and high electrothermal performance of a silver-coated double-copper-electrode product, is environment-friendly during production, does not waste noble metal and is a great technical innovation during production of the rectifying tube chip home and abroad within recent 20 years. A solid structure of the product consists of a silicon slice (1) with a rectification characteristic, a brazing layer (2), copper electrodes (3), a coated environment-friendly material layer (4) and insulative protection rubber (5).

The invention belongs to the technical field of titanium alloy materials, and discloses an ultralimit titanium alloy and a preparation method thereof. The ultralimit titanium alloy comprises a titanium alloy base body, wherein a composite bonding layer, a composite ceramic layer, a reflecting layer, an anti-refracting layer, an insulating layer and a foamy carbon layer are sequentially deposited on the surface of the titanium alloy base body; the composite bonding layer comprises a bonding layer deposited on the surface of the titanium alloy base body and a noble metal layer deposited on the surface of the bonding layer; and the composite ceramic layer comprises a ceramic layer A and a ceramic layer B. According to the method, the multiple layers of coatings are deposited on the surface ofthe titanium alloy base body, the use temperature of the titanium alloy can be increased to be higher than the melting point of the original titanium alloy base body by 100-500 DEG C so that the titanium alloy can be used in an untralimit environment. The ultralimit titanium alloy has excellent high-temperature mechanical property and chemical stability, can be used under the condition that the temperature is higher than the titanium alloy base body melting point of the titanium alloy, and the application range is enlarged.

The invention provides a tank edge welding structure for a full-sealed transformer. The tank edge welding structure for the fully-sealed transformer comprises an oil tank, the oil tank comprises an upper tank body and a lower tank body, the upper tank body is arranged at the top of the lower tank body, an upper tank edge is arranged on the outer surface of the bottom of the upper tank body, and alower tank edge is arranged on the outer surface of the top of the lower tank body; and a clamp is arranged between one side of the upper tank edge and one side of the lower tank edge. The invention provides the tank edge welding structure for the full-sealed transformer, the reasonable arrangement can be realized according to actual requirements of products; the upper tank edge and the lower tankedge are uniformly stressed; the tank edge welding structure has the advantages of simplifying in-plant operation, reducing manufacturing difficulty of the tank edge welding structure, enabling manufacturing of the fully-sealed transformer to be simpler and more convenient, achieving sealing and positioning through mutual embedding of the upper tank edge and the lower tank edge, meeting requirements of transformer production and manufacturing, being simple in structure and convenient to operate, reducing manufacturing cost and improving working efficiency.

The invention relates to the technical field of electronic components, and discloses a convenient-to-adjust automatic surface mounting device for electronic component production, which comprises a rotating shaft and a platform, the surface of the rotating shaft is fixedly connected with an adsorption mechanism, the adsorption mechanism comprises a rotating frame, and the interior of the rotating frame is slidably connected with a sliding plate. An inserting rod is inserted into the surface of the sliding plate, a moving block is fixedly connected to the surface of the sliding plate, a connecting rod is slidably connected to the surface of the moving block, a connecting plate is fixedly connected to the bottom end of the rotating frame, a suction cup is rotatably connected to the interior of the connecting plate, and a first gear is arranged on the surface of the suction cup. Through the adsorption mechanism, the adsorption area of the suction cup can be properly adjusted, so that the requirements of electronic elements with different sizes and areas can be met, the electronic elements can be better adsorbed and moved, the manufacturing requirements are better met, and the functionality and practicability of the device are improved.

The present invention relates to fiber winding machine, and is especially the swinging mechanism of fiber winding machine. The present invention includes a yarn arranging roller assembly set on the yarn discharging end on the frame, an upper yarn pressing roller set inside the yarn feeding end of the frame, a yarn separating roller assembly set between the upper yarn pressing roller and the yarn arranging roller assembly, and a lower yarn pressing roller set between the yarn separating roller assembly and the yarn arranging roller assembly. The yarn arranging roller assembly consists of a yarn arranging roller and a yarn arranging roller sleeve set on the yarn arranging roller and rotation fitting with the yarn arranging roller, and the yarn arranging roller has ends fixed to the frame. The present invention has excellent yarn expanding effect, and can meet the requirement of making composite material member in aeronautical and astronautical industry.

The invention relates to a multi-station angle changeable moving-out template capable of achieving positioning and locking of a die spotting machine. The multi-station angle changeable moving-out template is composed of a rotary table rotating mechanism and a template overturning mechanism, and comprises a rotary table body and a moving-out overturning template. Positioning blocks surrounding the table center are arranged on a table face of the rotary table body. A center rotating shaft connected with the moving-out template is arranged in the table center of the rotary table body. The moving-out template is provided with positioning locks. The moving-out template is internally provided with a jacking oil cylinder and a drive motor. The slope of the lower end face of a moving-out base is connected with overturning oil cylinders. The two positioning locks are symmetrical about the table center of the rotary table body. Each positioning lock comprises a positioning lock block and a positioning oil cylinder, wherein an extending rod of the positioning oil cylinder points at the circle center of the rotary table body and is connected with the positioning lock block, and the positioning lock block abuts against the side wall of the positioning block when extending out. Due to the fact that the moving-out template is provided with the rotary table rotating mechanism, the moving-out template has a station switching function; due to the fact that the moving-out template is provided with the overturning mechanism, the moving-out template has an angle changing function.