75results about How to "Reduce production difficulty" patented technology

The invention provides a blue phase liquid crystal display device capable of achieving a visual angle controllable characteristic and a transflective characteristic. The device sequentially comprises an upper Polaroid, an upper lambda / 4 double-shaft film, an upper lambda / 2 negative A piece, an upper lambda / 4 positive A piece, an upper substrate, an upper substrate IPS electrode, blue phase crystals, a lower substrate IPS electrode, a lower substrate, a lower lambda / 4 negative A piece, a lower lambda / 2 positive A piece, a lower lambda / 4 double-shaft film and a lower Polaroid from top to bottom, wherein the upper substrate IPS electrode is an ITO electrode which comprises an upper substrate Pixel electrode and an upper substrate Common electrode, and the lower substrate IPS electrode is an aluminum electrode which comprises a lower substrate Pixel electrode and a lower substrate Common electrode. The box thickness of a transflective area is the same as the box thickness of a reflecting area, manufacturing difficulties are greatly reduced, meanwhile, the transflective area and the reflecting area have the same phase delay, driving can be conducted through a single gamma curve, driving difficulties are reduced, and meanwhile dual display characteristics, namely, the visual angle controllable characteristic and the transflective characteristic, are achieved.

The invention discloses a preparation method of 2,4,6-trimethylbenzoyldiphenyl phosphine oxide. According to the preparation method, triphenyl phosphine is taken as the raw material, triphenyl phosphine reacts with metal sodium and phosphorus halide to generate reaction product (I), the reaction product (I) reacts with acyl chloride to generate reaction product (II), and the reaction product (II) is oxidized to produce 2,4,6-trimethylbenzoyldiphenyl phosphine oxide. The preparation method has the advantages of easily-available raw materials, low cost, easy operation, environment-friendliness, and easiness for industrialization.

The invention discloses a processing method for a lithium ion cell. The processing method comprises the following steps: a battery diaphragm with a continuous structure is adhered on the two sides ofa continuous battery electrode sheet so as to form a continuous composite battery electrode sheet covered with the diaphragm; a continuous composite battery positive electrode sheet and a continuous battery negative electrode sheet are bonded to form a composite battery positive electrode sheet-battery negative electrode sheet double-layer structure, and then the double-layer battery electrode sheet is wound; and the battery negative electrode sheet is sliced, the composite battery positive electrode sheet is bent into a Z shape and a sliced battery negative electrode sheet is placed on the inner side of each bending corner. A set of battery electrode sheet unwinding rollers and two sets of diaphragm unwinding rollers are arranged, and then the battery electrode sheets and the diaphragm are rolled and compounded by opposite rollers under the appropriate temperature and pressure so that the battery electrode sheets are covered by the diaphragm to form a continuous whole. The battery electrode sheet has a continuous structure so that the production cost is reduced and the quality of the battery is improved.

The invention belongs to the technical field of display and particularly relates to a double-sided display panel and a double-sided display device comprising the double-sided display panel. The double-sided display panel comprises a first display subunit and a second display subunit which are arranged back to each other, and a coloring substrate is further arranged between the first display subunit and the second display subunit and is capable of enabling the first display subunit and the second display subunit to display colors simultaneously. The double-sided display panel has the advantages that preparation technology difficulty and production difficulty of the double-sided display panel are lowered greatly, and cost of the preparation process and the technical process of the double-sided display panel is reduced. Besides, the double-sided display panel has fewer layers so that the double-sided display device is thinned correspondingly. Accordingly, product quality is guaranteed, and the double-sided display panel conforms to the trend that electronic products become thinner and lighter.

The invention discloses a non-vacuum continuous production process and production equipment of copper chromium zirconium alloy. The production process comprises the following steps: adding standard cathode copper and copper chromium intermediate alloy into a smelting furnace, closing the smelting furnace and filling the smelting furnace with protective gas for smelting; after the smelting is finished, opening an undercurrent passage valve and injecting molten-state alloy liquid into a heat preserving furnace through a standing cavity; when the temperature of the heat preserving furnace reaches 1,180-1,200 DEG C, starting upward continuous casting equipment to perform casting; feeding a cast copper chromium zirconium alloy rod into a straightener to straighten and then performing extrusion molding through a continuous extruder. According to the non-vacuum continuous production process of the copper chromium zirconium alloy, the production difficulty can be reduced and the aim of continuous production is achieved.

The invention discloses a lens and a lens antenna based on 3D printing, belonging to the technical field of lens antenna. Through a cylindrical body, the cylindrical body has a first radius and a first equivalent dielectric constant, wherein, the cylindrical body is uniformly distributed with a plurality of first through holes penetrating the upper and lower surfaces; M hollow cylindrical structures, M hollow cylindrical structures are sequentially sleeved outside the cylindrical body, and all are concentrically arranged with the cylindrical body, wherein M is a positive integer, each hollow cylindrical structure is uniformly distributed with a plurality of through holes penetrating the upper and lower surfaces, and any two through holes are not connected with each other; A hollow cylindrical housing having a preset height. The invention solves the problems of high processing cost, long processing period and high design complexity of the Lombo lens in the prior art. The technical problem that it is difficult to realize miniaturization has reached the technical effect of reducing production difficulty, facilitating manufacture, low processing cost and high practicability.

The invention discloses a ceramic material. The ceramic material comprises a ceramic layer and a cover layer coated on the back of the ceramic layer, wherein the ceramic layer comprises a first phase and a second phase; the first phase comprises zirconium oxide and yttrium oxide; and the second phase comprises aluminum oxide. According to the ceramic material, the yttrium oxide is utilized to stabilize the zirconium oxide, and the aluminum oxide is used as a heterogenous whitener. The ceramic material has the advantages of high hardness, high strength, higher dielectric constant and favorable shading effect, and can be used in the field of fingerprint identification electronic devices. The invention also discloses a preparation method of the ceramic material.

The invention discloses a twisted optical fiber and a manufacturing method thereof. The twisted optical fiber comprises a fiber core, a cladding layer and a coating layer which are sequentially arranged from inside to outside, wherein the cladding layer contains an annular stress region, and the annular stress region is in contact or not in contact with the fiber core; and the size and thermal expansion coefficient of the annular stress region satisfy the condition that: |Delta alpha|*zeta>=0.2. The manufacturing method of the twisted optical fiber comprises the steps of: step 1, depositing the cladding layer and the fiber core in a lining tube in sequence, contracting and burning to obtain an optical fiber perform, and doping the cladding layer before depositing the fiber core to obtain the annular stress region, which is in contact or not in contact with the fiber core; step 2, and adopting the optical fiber perform for manufacturing the twisted optical fiber. By introducing the annular stress region, the adaptability of the twisted optical fiber to environmental stress is increased, and the manufacturing method thereof is simple and reliable.

The invention discloses a preparation method of silicon dioxide aerogel. The preparation method comprises the following steps: during preparation, firstly mixing TEOS (Tetraethyl Orthosilicte), MTMS (Methyl Trimethoxysilane) and APTES (Aminopropyl Triethoxysilane), thus obtaining a mixed reagent A; mixing acetonitrile with deionized water, thus obtaining a mixed reagent B; then cooling the mixed reagent A and the mixed reagent B to 0 DEG C; then mixing the cooled mixed reagent A with the cooled mixed reagent B, and aging at room temperature, thus obtaining wet gel; carrying out solvent exchange on the wet gel through ethanol and acetonitrile in sequence, firstly soaking the wet gel in an acetonitrile solution of hexamethylene diisocyanate, then transferring the wet gel into an acetonitrilesolution, keeping warm at 70 DEG C for 72 hours, and then carrying out the solvent exchange on the wet gel in the acetonitrile solution; finally, carrying out CO2 supercritical drying on the wet gel,thus obtaining isocyanate reinforced silicon dioxide aerogel. By adopting the preparation method disclosed by the invention, the technical problems that preparation of the aerogel requires to be carried out at -77 DEG C, and large-scale production is not facilitated can be effectively solved.

The invention provides an ultrathin PI cover film and a preparation method thereof. The ultrathin PI cover film comprises a PI film, release paper arranged at one side of the PI film and an adhesive layer arranged between the PI film and the release paper, wherein the thickness of the PI film is 3-9mu m, and the other side of the PI film is also provided with metal foil. By using the ultrathin PI cover film and the preparation method thereof, the static flexural endurance of a circuit board is improved, the difficulty for producing the circuit board by using the ultrathin PI cover film is lowered, the operability and the production efficiency are improved, and all performance requirements of a flexible plate are met.

The invention relates to the field of machining, in particular to a machining method of a swinging shaft. The method comprises the following steps of drawing lines, pre-arranging and uniformly distributing blanks, drawing cross central lines on a workpiece, drawing the lines on six surfaces respectively, drawing the lines at two end surfaces of the overall length, and lengthening the right end surface of the overall length for 30mm; boring a central hole in the left end; clamping the right end, pushing the left end, and roughly turning each part, wherein the allowance of the left end surface of the overall length is 3mm, each of the allowances of the outer circle of a threaded head and the outer circle of a hole is 5-6mm, and the allowance of each of the other end surfaces is 3mm; erecting the outer circle at the left end, finishing the central hole, and reserving scraps for testing; performing end milling, performing line connection alignment, and milling each surface, wherein each allowance is 5mm; performing face milling, milling the right end surface of the overall length, and lengthening the right end surface for 30mm, wherein the allowance of the left end surface of the overall length is 3mm; drawing the lines, drawing the cross central lines on the workpiece, and lengthening the right end surface of the overall length for 30mm; drawing left and right through hole machining lines, a small circular hole machining line, two surface machining lines, an inclined surface machining line, a groove machining line, a circular arc machining line and a surface process tabletop machining line. According to the machining method of the rocking shaft, the machining accuracy can be guaranteed, the production difficulty is reduced, and the machining efficiency is high.

Embodiments of the invention disclose a wireless communication module and an operation method and device thereof. The wireless communication module comprises a wireless communication chip and a micro control module, wherein the micro control module comprises a plurality of application programs, and each application program corresponds to one data transmission control logic of an intelligent device. After the wireless communication module is installed on the intelligent device, the wireless communication module acquires a selection signal, obtains a target application program corresponding to the selection signal according to the corresponding relationship between the selection signal and the application program, and operates the target application program to control the data transmission process of the intelligent device where the wireless communication module is located. The application programs of different intelligent devices are simultaneously written in one wireless communication module, in this way, there is no need to distinguish which wireless communication module is applied to which intelligent device, and different intelligent devices select corresponding application programs for operation, thereby reducing the production difficulty of the wireless communication module and facilitating the management and assembly of the wireless communication module at the same time.

The invention provides a display panel and an electric appliance including the same. The display panel comprises a surface cover, a PCB, a key bracket, a digital tube bracket, a panel unit, light emitting elements and key springs, wherein the surface cover is fixed on an electric appliance shell; the PCB is fixed on the surface cover; the key bracket is fixed on the PCB, and light-penetrable lamp holes are formed in the key bracket; the digital tube bracket is fixed on the PCB, and a plurality of first light-penetrable holes are formed in the digital tube bracket; the panel unit is fixed on the surface cover and comprises a substrate and a surface film formed on the substrate; the light emitting elements are respectively arranged on the rear sides of the key bracket and the digital tube bracket and are used for supplying light; the key springs are arranged in the lamp holes, one ends of the key springs are electrically connected with a circuit end on the PCB, and the other ends of the key springs prop against the inner side of the panel unit; patterns and words are formed on the surface film, and ink is printed to regions, except the patterns and the words, on the inner side of the surface film.

The invention discloses a frequency converter heat pipe radiator which comprises a radiating bottom plate, radiating fins and heat pipes. A plurality of inserting connection grooves are parallelly formed in the surface of the radiating bottom plate, the radiating fins are connected in the inserting connection grooves in an inserted manner, inserting connection ends of the radiating fins are in interference fit with the inserting connection grooves, in addition, heat pipe grooves are formed in the radiating bottom plate and perpendicular to the inserting connection grooves, the inserting connection ends of the radiating fins are provided with fastener grooves at the corresponding positions, and the heat pipes are connected in the heat pipe grooves in a fastened manner. The radiating fins are provided with same structures, single-model mass production of the radiating fins can be realized, production efficiency is improved, production difficulty is reduced, in addition, the grooves are formed in the radiating bottom plate, the arrangement difficulty of the heat pipes is reduced, heat resistance of the heat pipes and the radiating bottom plate is reduced, radiating efficiency is improved, heat pipe penetrating holes are formed in the radiating fins, and the radiating efficiency can be further improved.

The invention discloses a manufacturing method of a twisted optical fiber, which comprises the following steps of: 1) performing heating and first wiredrawing on an optical fiber perform to form a primary optical fiber of which the diameter is greater than that of the twisted optical fiber, wherein the optical fiber perform is in a non-rotation state in the first wiredrawing process; and 2) rotating the primary optical fiber, and performing heating and second wiredrawing on the primary optical fiber to form a twisted optical fiber; or keeping the primary optical fiber not rotating, performing heating and second wiredrawing on the primary optical fiber to form a secondary optical fiber, and rotating the secondary optical fiber to form a twisted optical fiber. The method disclosed by the invention greatly reduces the production difficulty, can guarantee the wiredrawing quality and the optical performance of the twisted optical fiber, and saves the cost.

The invention relates to the technical field of vibrating diaphragms, and particularly relates to a horn vibrating diaphragm and a forming technology thereof. The forming technology comprises the following steps that (A) surface treatment is performed on a plastic shell and an intermediate diaphragm, and impurities are removed; (B) the plastic shell and the intermediate diaphragm after surface treatment are arranged in the rear mould of a plastic injection mould, then a front mould is locked by certain pressure, the external side surfaces of the moulds are respectively extruded by utilizing an extrusion mould after the front mould and the rear mould are closed, and then liquid silica gel is injected in the mould of the plastic injection mould; and (C) the injected liquid silica gel is formed through sulfuration so that the horn vibrating diaphragm is obtained. According to the forming technology, injection formation is performed by using liquid silica gel, and the manufactured vibrating diaphragm has advantages of high elasticity, high toughness, great transient state, sensitivity and frequency response and lasting great sound quality.

The invention relates to a stuff divider, characterized in that: the invention comprises a handle base, a mould support, material cylinders, and a stuff pusher. The handle base is fixed with the mould support. The material cylinder is mounted on the mould support. The stuff pusher is mounted on the material cylinder. The invention can be operated by one worker, while it can produce stuffs in same type. The invention comprises at least two material cylinders, therefore, it can produce several stuffs in one time, to save time and improve efficiency. The invention can adjust the stuff accurately.

The invention discloses a toughening FRP spiral connecting piece and a manufacturing method of the toughening FRP spiral connecting piece. The toughening FRP spiral connecting piece comprises a bolt, a nut and a gasket. The bolt comprises a bolt head and a threaded rod, wherein the bolt head and the threaded rod are connected into a whole, and external threads are arranged on the threaded rod. Internal threads are arranged on the nut. The external threads and the internal threads are matched with each other. The threaded rod is sleeved with the gasket. The nut is tightly screwed on the threaded rod. According to the method, an epoxy resin substrate serves as a main body, flexibilizers are then added, and resin adhesive materials, short fiber and fiber cloth are formed according to vacuum molding. Mechanical and semi-automatic molding forming is adopted for the FRP connecting piece, and therefore large-scale production can be achieved; the FRP connecting piece is used for connection of FRP components, and the overall corrosion-free function, the non-magnetic function, the electric insulation function, the vortex-loss-free function, the vortex-interference-free function and other functions are given into full play; when the FRP connecting piece is used, the large FRP component can be resolved into multiple small FRP parts, and the energy saving effect and the emission reduction effect are achieved.

The invention provides a dual-mode touch display device and an implementation method thereof. The touch display device comprises a display screen transparent panel, a dual-mode touch module and a display screen module, Wherein the dual-mode touch module comprises a dual-mode antenna array group and a touch control unit, the dual-mode antenna array group comprises a capacitive sensing antenna groupand an electromagnetic induction antenna group, and the capacitive sensing antenna group comprises a first capacitive sensing unit arranged along a first direction and a second capacitive sensing unit arranged along a second direction; The electromagnetic induction antenna group comprises a first electromagnetic induction unit arranged along a first direction and a second electromagnetic induction unit arranged along a second direction. The first direction and the second direction are two directions perpendicular to each other in the space; The first capacitive sensing unit and the second capacitive sensing unit are insulated from each other, and the first electromagnetic induction unit and the second electromagnetic induction unit are insulated from each other. The touch control circuitcan realize touch control of a capacitor mode and an electromagnetic mode.

The invention provides an isolated binding protein bound with NS1 protein and in an antigen binding structural domain. The binding protein comprises a specific heavy chain CDR and a light chain CDR and is capable of specifically recognizing and being bound with the NS1 protein and high in sensitivity and specificity, so that dengue virus detection is realized. In addition, the binding protein doesnot need to be produced from mouse peritoneal induced hybridoma cells, and antibody functional stability is improved while low production difficulty is realized.

The invention discloses a degradable high-molecular agricultural mulching film. According to the agricultural mulching film, lignin and polymer resin serve as raw materials, a plasticizer and fertilizer are added for compounding, and single-screw extrusion and film blowing are carried out so as to obtain the agricultural mulching film. The agricultural mulching film can be slowly degraded in soil,meanwhile, the fertilizer can be released, and in addition, the slow controlled-release effect of the fertilizer is achieved. The agricultural mulching film has the advantages that the soil pollutioncan be reduced, the soil nutrient content can be conveniently increased, a preparation process is simple, the raw materials are easy to obtain, and a good industrial application prospect is achieved.

The invention discloses a fan-out packaging method and a fan-out packaging structure. The fan-out packaging method comprises the steps: forming rewiring layers at two ends of a first surface of a carrier plate; forming conductive metal columns on the upper surfaces of the rewiring layers; attaching the back surface of a chip to a blank area of the first surface of the carrier plate; forming a plastic package layer on the first surface of the carrier plate, and forming a conductive interconnection layer on the front surface of the chip and the upper surface of the plastic package layer, whereinthe conductive interconnection layer are electrically connecting the with the chip and the conductive metal columns respectively; and removing the carrier plate and a temporary bonding layer formed on the first surface of the carrier plate, and penetrating through an insulating dielectric layer connected with the rewiring layer to form welding spots electrically connected with the rewiring layer.The method provided by the invention realizes the double-sided fan-out package of the chip; since the conductive metal columns run through the plastic packaging layer, the two sides of the chip layercan be electrically connected through the conductive metal columns; and the production difficulty of the packaging structure is reduced, the reliability of each process is improved, and the size of the packaging structure is reduced.

The invention relates to an 800MPa seamless steel pipe for pile legs of an ocean drilling platform containing rare earth and a production method thereof. The raw material of the seamless steel pipe is composed of 90% by weight of blast furnace molten iron and 10% of heavy steel scrap; the chemical composition of the tube billet by weight percentage is: C 0.07‑0.13; Si 0.20‑0.40; Mn1.60‑1.80 ; P≤0.015; S≤0.005; Cr 1.70‑1.90; Mo 0.70‑0.90; Ni 0.20‑0.40; ; The balance is matrix Fe and trace impurity elements. The above-mentioned 800MPa seamless steel pipe has the advantages of low cost, low production difficulty and excellent mechanical properties.

The invention relates to a component for a refrigerator, in particular to a hinge device for the refrigerator. The hinge device for the refrigerator is provided for solving the problems existing in mounting a water pipe of the refrigerator in the prior art. Through the additional arrangement of a J-shaped or L-shaped pipeline placing part, a water pipe fixing device can be mounted in advance. Therefore, the hinge device has the advantages that the production process is simplified; the production difficulty is reduced; and the production efficiency is improved.

The invention discloses a structure of an explosion-proof foldable AMOLED display screen. The structure of the explosion-proof foldable AMOLED display screen sequentially comprises a PI substrate, a circuit driving layer and an OLED layer from bottom to top, a plurality of thin film packaging layers are arranged above the OLED layer; and an ultra-thin glass layer is attached to the upper portion of the multi-layer thin film packaging layer. The ultra-thin glass layer comprises ultra-thin glass and an explosion-proof film on the surface of the ultra-thin glass; a circular polarizer is attachedto the upper portion of the ultra-thin glass layer. A PET layer with a touch sensor is attached to the upper portion of the circular polarizer. According to the AMOLED display screen, the whole AMOLEDdisplay screen can be folded without folding marks when being bent, the whole AMOLED display screen is thinner, bending is facilitated, the ultrathin glass is effectively protected through the explosion-proof film, and the explosion-proof function is achieved.

The invention discloses an array micro-channel heat exchanger performance optimization method considering manufacturing constraints, which adopts a multi-parameter multi-target heat exchanger performance optimization simulation method, and through performance optimization simulation of a micro-channel heat exchanger, the heat exchange coefficient can be further increased and the heat exchange performance can be improved. According to the method, a method of combining multi-parameter multi-target heat exchanger performance optimization simulation and manufacturing process simulation is adopted,the optimized value obtained after performance optimization is imported into the manufacturing process simulation model, the micro-channel morphology and needed machining conditions in the heat exchanger manufacturing process are obtained, the expensive field test cost can be reduced. The production, material and time costs are reduced, and the research and development period is shortened; the manufacturing constraint conditions are considered in the size design process of the structure design parameters, integrated design and manufacturing of the micro-channel heat exchanger structure can beachieved, the manufacturing difficulty can be reduced while the optimal performance is obtained, and the design accuracy and manufacturability are effectively improved.

The invention discloses a combustor. The combustor comprises a distributor, the distributor comprises a body and at least two injection pipes, at least two mixed gas tanks are formed in the body, at least two injection pipes are located below the body and communicate with at least two mixed gas tanks respectively, when the combustor is horizontally placed, the included angle between at least one of at least two injection pipes and the horizontal direction is 15-75 degrees, and at least one injection pipe is basically perpendicular to the horizontal direction. According to the combustor in theembodiment, the inclined and vertical injection pipes are matched with each other, the ejection capacity of the injection pipes can be enhanced through the inclined injection pipe, so that fuel gas iscombusted more sufficiently, while the vertical injection pipe can be used for auxiliary heating, under the condition that the injection capacity required by the mixed gas tanks is met, a material ofthe injection pipes can be saved, and the manufacturing difficulty of the distributor can be reduced.