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311results about How to "Improve the authenticity rate" patented technology

Method for producing bricks from silt and sludge

The invention discloses a method for producing bricks from silt and sludge, which comprises the following steps of: stacking silt and sludge of which the water content is 80-85% in a parking field to enable the water content of the silt and the sludge to be less than or equal to 60% for standby; conveying the silt and the sludge of which the water content is less than or equal to 60% to a primary stirrer through a feeding box for stirring together with fly ash, rice chaffs or wood flour, coal slag and black sand to enable the water content of the mixture to be less than or equal to 30%; putting the mixture in an aging field for aging to enable the water content of the mixture to be less than or equal to 22%; conveying the mixture to a secondary stirrer through the feeding box, and adding water or fly ash according to the degree of dryness and wetness to obtain a blank preparing material of which the water content is less than or equal to 20%; preparing the blank preparing material into a wet blank of which the water content is 17.8-18.8% through extruding and cutting devices; and roasting to obtain a finished product brick. In the method of the invention, silt and sludge are used as main raw materials for producing bricks; on one hand, clay does not need to be used, and the cultivated land can not be destroyed; and on the other hand, the invention solves the problem of treatment of silt and sludge, saves land resources and has obvious effect of environmental protection.
Owner:常州市振东新型节能建筑材料厂

Reversed-polarity AlGaInP-based light-emitting diode and manufacturing method thereof

ActiveCN104167477AThe electrode structure is completeStable pressure dropSemiconductor devicesOhmic contactVoltage stability
The invention discloses a reversed-polarity AlGaInP-based light-emitting diode and a manufacturing method thereof and belongs to the technical field of photoelectron. The method includes the following steps: firstly manufacturing a light-emitting-diode epitaxial wafer and manufacturing a holophote structure layer on the epitaxial wafer; bonding the epitaxial wafer provided with the holophote structure layer and a permanent substrate through a metal bonding layer; coarsening the surface of a first coarsening layer through removal of a temporary substrate, a buffer layer, a barrier layer and an n-type gallium arsenide layer; manufacturing patterned extending electrodes on the first coarsening layer and the n-type gallium arsenide ohmic contact layer; using a mask to protect existing patterned extending electrodes and removing the first coarsening layer and the n-type gallium arsenide ohmic contact layer, which are outside a mask protective layer and coarsening a second coarsening layer; and forming a main electrode on the second coarsening layer. The method uses a coarsening epitaxial layer structure and mask protection to improve adhesiveness and integrity of the electrodes and the epitaxial layer so that work voltage stability of a light-emitting device is ensured and product quality and yield are improved significantly.
Owner:YANGZHOU CHANGELIGHT

Method for processing blanched untwisted relief towels

ActiveCN102121156ASolve the problem that embossed towels cannot be producedImprove weaving efficiencyPile loops cuttingDomestic applicationsEngineeringWater soluble
The invention discloses a method for processing blanched untwisted relief towels. The method comprises the following steps: doubling and twisting high temperature water soluble vinylon yarns at the temperature being higher than 90 DEG C with the common cotton yarns to prepare untwisted water soluble yarns; arranging the obtained untwisted water soluble yarns and the common yarns at intervals in a ratio of 1:1 and warping the yarns to prepare wool warp beams and interweaving the wool warp beams with ground warp and weft yarns to form jacquard patterns; ensuring the untwisted parts to shrink and the parts needing to be sheared to protrude through squeezing, moistening and high temperature roller blanching; after drying, shearing the raised parts needing to be sheared on a shearing machine; dissolving out the water soluble yarns on the untwisted yarns with high temperature water at the temperature being higher than 90 DEG C to ensure the untwisted yarns to be untwisted and pop; and after washing, carrying out water removal, softening and drying to ensure the untwisted yarns to be fluffy and raised. Through changing the preshrinking method, the problem that the relief towels can not be produced with the high temperature water soluble untwisted yarns is solved and the effects of low cost, high weaving efficiency, strong third dimension of the relieves and high yield can be achieved.
Owner:NANTONG DADONG

Electronic product screen protection glass film and manufacturing method thereof

The invention discloses an electronic product screen protection glass film and a manufacturing method thereof. The glass film comprises a glass film planar part which is matched with a planar part of an electronic product screen, and a glass film curved surface part which extends out of the glass film planar part and is matched with a curved surface part of the electronic product screen. The manufacturing method comprises the following steps of: blanking, coating a glass demolding agent onto a mold, loading a blanked material onto the mold, heating the blanked material and the mold and preserving heat, pressurizing and assembling the mold, taking out for standing, reinforcing, performing vapor deposition and the like. The electronic product screen protection glass film disclosed by the invention has the functions of preventing stains, preventing fingerprints, preventing collision and the like, can be up to 7-8 H Moh's hardness on the aspect of the surface hardness, and can be widely applied to screen protection of electronic equipment such as mobile phones and electronic instrument displays; and due to the adoption of the manufacturing method of the electronic product screen protection glass film, the problem of easiness in breaking of thin glass during machining is solved, the rate of graded product is high, and the production and manufacturing costs are lowered.
Owner:蒋兰波

Automatic production line

InactiveCN104016129ARealize multilaterationHigh precisionConveyor partsProduction lineAutomatic control
The invention relates to the technical field of automation of production lines of small electronic products, in particular to an integrated automatic production line integrating feeding, machining, assembling, conveying and sorting. The automatic production line comprises a feeding unit, a machining unit, an assembling unit, a conveying unit and a sorting unit, wherein the feeding unit, the machining unit, the assembling unit, the conveying unit and the sorting unit are arranged on a guide rail type aluminum alloy table board. The feeding unit, the machining unit and the assembling unit are arranged in the moving direction of materials in the production line. The conveying unit is arranged on a guide rail conveying device. The guide rail conveying device is arranged in the moving direction of the materials in the production line and located on one side of the feeding unit, one side of the machining unit and one side of the assembling unit. The sorting unit is arranged on the ends of the assembling unit and the guide rail conveying device. According to the automatic production line, the whole production process is automatically controlled, workers do not need to watch over the production line in real time, the production efficiency is improved, the automation control accuracy is high and the quality product rate of products is increased.
Owner:ZHEJIANG IND & TRADE VACATIONAL COLLEGE

Numerical control system and control method based on dual-core architecture teamwork

The invention discloses a numerical control system and control method based on dual-core architecture teamwork, which are characterized in that a first logic unit is connected with a second logic unit, and a conjunction gate is connected between the first logic unit and the second logic unit; the first logic unit sets control signals as high-level read-in processing codes, carries out interpretation on the codes, then manages data (interpreted by created forward-looking queue read codes) by using nodes, and after carrying out speed optimization, speed real-time control and speed interpolationon the data, outputting the motion data of each motor shaft in an interpolation cycle; the second logic unit outputs first feedback signals when the motion data of each motor shaft in a cycle is required; the first feedback signals and the control signals of the first logic unit pass through the conjunction gate, then synchronous control signals are outputted; after receiving the synchronous control signals, the first logic unit transmits the motion data of each motor shaft in a cycle to the second logic unit; and after receiving the motion data and carrying out computing on the motion data, the second logic unit outputs pulse signals for controlling motors.
Owner:INST OF AUTOMATION CHINESE ACAD OF SCI

Preprocessing size for textile printing as well as preparation method and applications thereof

The invention discloses a preprocessing size for textile printing. The preprocessing size comprises the following compositions in percentage by weight: 5-50% of a hot melting material, 0.5-15% of a printing gum, 0.5-6% of an acid-releasing agent or an alkali-releasing agent, 0-20% of a water-absorbent, and the balance of water. The invention also discloses a preparation method and applications of the preprocessing size for textile printing. According to the invention, a conventional wet transfer film or wet transfer paper is used for hot-melting transfer printing, so that the hot-melting transfer printing is implemented without specially coating a hot-melting carrier, and hot-melting printing ink does not need to be specially configured, thereby greatly reducing the cost of hot-melting transfer printing. The preprocessing size for textile printing and the preparation method and applications of the preprocessing size disclosed by the invention are applied to the hot-melting transfer printing of textiles, the process is simple, the quality is easily controlled, and the graded product rate of hot-melting transfer printing is greatly improved; and according to the invention, the hot-melting transfer printing is implemented without using an expensive coating machine and just through using common wet transfer equipment, thereby facilitating the popularization of an environmental-friendly process of hot-melting transfer printing.
Owner:张家港市普坤羊绒制品有限公司

Compression forming mold for sintered metal product, application thereof and forming mold release method

The invention discloses a compression forming mold for a sintered metal product, application of the compression forming mold for the sintered metal product, and a forming mold release method. The compression forming mold for the sintered metal product comprises a female mold. The compression forming mold for the sintered metal product is characterized in that the female mold is of a split structure, and comprises a female mold covering sleeve (4) and a female mold core which is composed of at least two female mold core clacks (3), wherein the outer side face of the female mold core and the inner side face of the female mold covering sleeve (4) are in conical surface matching, and the female mold core is a big-end-up cone-shaped body in the compression direction. The forming mold release method comprises the steps of mold filling, compression forming and mold release. The compression forming mold for the sintered metal product facilitates the mold filling and the mold release, is low in pressure of the mold release, particularly applicable to the compression forming and the mold release of the sintered metal product which is poor in compressibility and formability of powder materials, long in service life, and low in manufacturing cost, reduces the requirement for a press and manufacturing cost, and reduces production cost due to the fact that consumption of forming agents and consumption of lubricating agents are greatly reduced. Meanwhile, the surface of the sintered metal product is complete, the rate of quality products is greatly improved, and the forming problem of the sintered metal product which is poor in compression formability and complex in shape is solved.
Owner:YIYANG XINJIYUAN POWDER METALLURGY

Single abrasive paper cutting and inspecting machine

The invention discloses a single abrasive paper cutting and inspecting machine which comprises a cutting mechanism, a detecting and waste-discharging mechanism, a turnover and conveying mechanism, and a counting and stacking mechanism, wherein an output end of the cutting mechanism and an input end of the detecting and waste-discharging mechanism are correspondingly arranged; a qualified product output end of the detecting and waste-discharging mechanism and an input end of the turnover and conveying mechanism are correspondingly arranged, and an unqualified product output end of the detecting and waste-discharging mechanism and an input end of a waste-discharging conveying device are correspondingly arranged; and an output end of the turnover and conveying mechanism and an input end of the counting and stacking mechanism are correspondingly arranged. The single abrasive paper cutting and inspecting machine can be used for dividing wide belt-shaped abrasive paper belts produced by a linked abrasive paper production line into single abrasive belts with set width by virtue of a longitudinal cutter, and the single abrasive belts are counted and stacked into abrasive paper stacks after being subjected to automatic cutting, quality detecting, waste-discharging and positive-negative turnover, so that the problems in a conventional manual operation mode adopted by a current single abrasive paper production process are solved.
Owner:HEBEI TIANYUHENG TECH CO LTD

Method of controlling secondary gummy substances by using lipase

The invention discloses a method of using lipase to treat secondary gummy substances in paper pulp and white water produced in papermaking with waste paper. The lipase is alkaline lipase with a pH value of 7.5 to 9.0, enzyme activity of more than 100 U/mL, a hydrolysis rate of triglyceride of no less than 95% and transesterification and lipogenesis rates of less than 3%. A treating method for the paper pulp comprises steps consisting of adding the lipase accounting for 0.001 to 0. 5% of dry weight of the paper pulp into the paper pulp having a concentration adjusted to be 2 to 5%, carrying out treating and filtering, centrifuging and detecting the treated pulp. A treating method for the white water comprises steps consisting of adding the lipase accounting for 0.001 to 0. 5% of dry weight of the white water into the papermaking white water, carrying out treating and filtering, centrifuging and detecting the treated white water. According to the invention, the lipase is utilized to fundamentally degrade the gummy substances and mitigate deposition tendency of the gummy substances so as to remove the gummy substances, so the problem of pollution by secondary gummy substances is thoroughly overcome; and the method is simple to operate, has a substantial removal effect and enables the quality of papermaking with waste paper to be improved and production cost to be reduced.
Owner:TAIXING YIMING BIOLOGICAL PRODS

Patch pocket machine folding feeding mechanism

The invention relates to a patch pocket machine folding feeding mechanism and belongs to the field of sewing mechanical equipment. The patch pocket machine folding feeding mechanism comprises a working platform, a horizontal beam, a lower die plate and an upper die pocket folding device. The upper die pocket folding device is fixed at one end of the horizontal beam. A motor is fixed on the horizontal beam. A guiding column is arranged vertically. One end of the guiding column is connected with the output end of a fixing motor. The other end of the guiding column is hinged to an upper die plate fixing frame. An upper die plate is fixed in the middle of the upper die plate fixing frame. The face, opposite to the working platform, of the upper die plate is the front face. An electromagnet is arranged on the back face of the upper die plate. Pocket bending inserting plates are arranged on the three side faces of the upper die plate fixing frame. The lower die plate is arranged under an upper die piece and is fixed on one guiding track of the horizontal beam. An electromagnet is arranged at the center of a projection zone of the working platform of the lower die plate. According to the patch pocket machine folding feeding mechanism, accurate patch pocket operation can be achieved, and deforming and dislocation of pockets can be avoided.
Owner:SHANGHAI WEISHI MACHINERY
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