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6362results about How to "Reduce production process" patented technology

Touch display drive circuit and drive method and display device thereof

The invention provides a touch display drive circuit and a drive method and a display device thereof. The circuit comprises a touch module and a display drive module. The display drive module is connected with a data line, a fist scanning lie, a second scanning line, a control line, a first voltage source, a third voltage source and a fourth voltage source, and the display drive module is used for carrying out compensation on a drive unit, writing in data signals input by the data line, outputting the data signals to the touch module and driving a luminescent unit to give out light under the control of signals input by the data line, the first scanning line and the second scanning line. The touch module is connected with the first scanning line, the second scanning line, a reading line and a second voltage source, and the touch module is used for receiving the data signals input by the display drive module under the effect of the signals input by the first scanning line and the second scanning line to carry out reconfiguration on the touch module. When touches occur, the touch module provides touch signals, and the reading line confirms the positions where the touches occur according to collected touch signals.
Owner:BEIJING BOE OPTOELECTRONCIS TECH CO LTD

Method for manufacturing pure titanium seamless tubes

The invention relates to a method for manufacturing pure titanium seamless tubes. The method is characterized by comprising the following steps of: preparing tube blank bars; machining the tube blank bars; diagonally rolling and punching holes: heating blank to 700 to 980 DEG C, punching holes once or twice by utilizing a two-roll diagonally rolling mill group, wherein molybdenum mandrels or water-cooled mandrels are utilized, the inclined angle of punching roll is 8 degrees, the number of revolutions of the roll is 40 to 90 basic speed to 195 r / min; preparing the pierced billet after punching hole, wherein the specifications of the pierced billet are that the outside diameter is phi 72 to phi 125mm,the wall thickness is 5 to 20mm, and the length is; carrying out cold rolling; and carrying out heat treatment on finished product, detecting performance and entering warehouse. The invention has the characteristics of high production efficiency, low production cost, high material yield, short production period, low device investment, better product quality, and the like. The produced pure titanium seamless tubes have good quality, the mechanical properties accord with state requirements, and the pure titanium seamless tubes can meet the need for large-scale industrial production.
Owner:PANGANG GROUP SICHUAN CHANGCHENG SPECIAL STEEL

Manufacturing method of large-calibre seamless titanium alloy barrel body

The invention discloses a manufacturing method of a large-calibre seamless titanium alloy barrel body, which comprises the steps of: 1, casting: casting titanium alloy raw materials into a large-calibre titanium alloy barrel blank by using a vacuum smelting furnace and through a vacuum smelting method; 2, hot isostatic pressing: performing the hot isostatic pressing for the large-bore titanium alloy barrel blank in an inert protective atmosphere by using a hot isostatic pressing device; 3, mechanical machining: processing a chamfer angle for spinning at the head of the large-bore titanium alloy barrel blank after the hot isostatic pressing by using mechanical processing equipment to obtain a spinning barrel blank; 4, spinning: thermally spinning the mechanically processed spinning barrel blank with the total deformation rate not less than 60% for many times by using spinning equipment to obtain a large-bore seamless titanium alloy thin-wall barrel body; and 5, subsequent treatment. The production process has short process flow, high yield, low cost, high utilization rate of materials and easy realization, and the defects of the large-bore seamless titanium alloy barrel body, such as complex process, high cost, low yield and the like of the traditional production process can be effectively solved.
Owner:NORTHWEST INSTITUTE FOR NON-FERROUS METAL RESEARCH

Device and method for preparing fine-grained material by directly extruding continuous variable cross section

The invention relates to a device and a method for preparing fine-grained material by directly extruding a continuous variable cross section, which relate to a device and a method for preparing fine-grained material. The invention solves the problems of the traditional fine-grained material preparation methods that the procedures are complicated, the process requirements are high, the texture orientation is significant, the defects of folds and material interface superposition are easy to occur in processing and preparation and the preparation methods are difficult to be implemented in production. A primary transition die cavity, a secondary transition die cavity and a core die cavity of the preparation device of the invention are combined to form an axial corrugated extrusion cavity of the continuous variable cross section; the preparation method of the invention comprises the following steps: the preparation device is assembled; an ingot is arranged in a female die, a punch head is put it, a punch head is put in, the die orifice on a core die extrusion end is closed, the punch head descends, the ingot is extruded form a primary transition die orifice and a secondary transition die orifice, the punch head continues to descend, and the ingot is upset and deforms; and the closure is removed, the punch head continues to descend, and the ingot is extruded and formed. The invention requires simple equipment and few production procedures, and is easy to be implemented and popularized in production.
Owner:HARBIN UNIV OF SCI & TECH

Protective atmosphere electro-slag continuous casting furnace

The invention discloses a protective atmosphere electro-slag continuous casting furnace, which belongs to metal electro-slag re-melting equipment. The furnace comprises an alternating current power supply, electrode lifting mechanisms, a consumable electrode, a conductive crystallizer, a supporting mechanism, a molten steel liquid level detection device, an argon protective cover, a vibration mechanism, a throwing mechanism, a cutting device and a control system. The electrode lifting mechanisms are fixed on two sides of the conductive crystallizer; one end of the consumable electrode is fixed on a cross arm of the electrode lifting mechanism and is connected with the alternating current power supply, while the other end passes through the argon protective cover and is placed inside the conductive crystallizer; the conductive crystallizer is a jacket type water-cooled crystallizer with combined upper and lower parts, a conductive ring is embedded at the upper wall, and the conductive ring is connected with the alternating current power supply through a cable so that a loop is formed from the alternating current power supply, the consumable electrode, furnace slag, the conductive ring to the alternating current power supply; the vibration mechanism is fixed on the supporting mechanism, and a cam of the vibration mechanism is tightly contacted with a shell of the conductive crystallizer; the joint of upper and lower cavities of the conductive crystallizer is provided with the molten steel liquid level detection device; the throwing mechanism and the cutting device are fixed under an ejection port of the conductive crystallizer in turn; and the control system is electrically connected with the cross arm of the electrode lifting mechanism, the molten steel liquid level detection device, the drawing mechanism and the cutting device respectively. The protective atmosphere electro-slag continuous casting furnace can realize electro-slag continuous casting.
Owner:SHENYANG HUASHENG METALLURGICAL TECH & INSTALLATION

Novel process for preparing xylitol

The invention relates to a novel process for preparing xylitol, which belongs to the technical field of functional sugar alcohol production. Pre-treatment, hydrolysis, neutralization, decoloring, ion exchange, evaporation and concentration and chromatography are carried out to corncob or bagasse and other agricultural waste which contains hemicellulose, high-content xylose solution is collected and distillated, and then continuously hydrogenated, so that the xylose solution is converted into xylitol solution, and finally a xylitol crystal is obtained through refining, concentration, crystallization, centrifugation and drying; the process comprises: corncob-> pre-treatment->hydrolysis->neutralization and decoloring->ion exchange->evaporation and concentration->chromatography->high-content xylose solution collection and distillation-> hydrogenatio->refining->concentration->crystallization->centrifugation->drying->finished crystal xylitol product obtaining. The novel process for preparing xylitol saves a xylose crystallization procedure and a conversion process xylose crystal into sugar, shortens a production procedure, adopts a chromatography technology to improve the content of thexylose solution, facilitates the obtaining of high-content xylitol solution after hydrogenation can prepare the high-grade xylitol product, adopts a continuous hydrogenation process, improves the hydrogenation efficiency, reduces the labor intensity of a worker, and saves the production cost.
Owner:FUTASTE PHARM CO LTD

Steel plate and method thereof used for producing water heater linear enamel by flexible thin slab rolling line

The invention relates to a steel plate and a process method thereof used for producing water heater linear enamel by a flexible thin slab rolling line (FTSR), belonging to the production field of enamel steel plates. The steel plate comprises the following chemical components in percentage by weight: 0.03-0.10wt% of carbon, 0.15-0.40wt% of manganese, less than or equal to 0.06wt% of silicon, 0.004-0.040wt% of sulphur, less than or equal to 0.15wt% of phosphorus, 0.03-0.05wt% of aluminum, 0.002-0.008wt% of nitrogen, 0.02-0.10wt% of titanium and the balance of ferrum and inevitable impurities. The tissue of the water heater linear enamel contains fine grain ferrite and a small quantity of pearlite tissues, and the granularity level of the water heater linear enamel is more than or equal to 10 levels. According to reasonable ingredient design and the FTSR process, steel for manufacturing water-storage water heater linear enamel for home appliances is produced; the steel plate has good enamel adhesion and scaling resistance, and also has the characteristics of few added alloy elements, few production working procedures, low production cost and the like; and a hot rolling scouring plate is used for replacing a cold rolling annealing plate.
Owner:HEBEI IRON AND STEEL
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