61results about How to "Avoid increasing production costs" patented technology

The invention belongs to the field of nanometer technology and microelectronic packaging and discloses alloy nanometer particle soldering paste and a preparation method thereof. The method includes the specific steps that metal salt and a stabilizing agent are completely dissolved in a solvent to prepare a metal salt solution, a reducing agent is added in the metal salt solution and is stirred, and is enabled to perform a full reaction, and an alloy nanometer particle suspension is acquired; the alloy nanometer particle suspension is subjected to solid-liquid separation, precipitate is obtained, the precipitate is washed with a washing agent, and then drying is performed so that alloy nanometer particles can be obtained; and the alloy nanometer particles are added into an organic thickening agent, and after vacuum stirring and bubble removing treating, the alloy nanometer particle soldering paste is made. According to the alloy nanometer particle soldering paste and the preparation method thereof, the alloy nanometer particles are prepared by adopting a liquid phase reducing method, the process is simple, control is easy, and cost is low; and the stabilizing agent is added in whilethe metal salt solution is prepared, agglomeration and oxidization of the particles can be effectively avoided, and the oxidization resistance of the alloy nanometer particles is enhanced.

The embodiment of the invention provides an array substrate and a preparation method thereof, and a display device, and relates to the technical field of display so that poor size uniformity of a gap between a source electrode and a drain electrode when barrier layers are formed is prevented and the cost of the barrier layers is reduced and a problem of metal loss and signal discontinuity is solved. The array substrate includes a grid metal layer which is on an underlayer substrate and includes a grid electrode and a grid line; a grid insulating layer; an active layer; a source and drain metal layer which includes the source electrode, the drain electrode, and a data line, wherein the source and drain metal layer includes a copper metal layer and / or a copper alloy layer; and a pixel electrode layer which includes a pixel electrode directly contacting the drain electrode, a first pixel electrode reservation pattern directly contacting the source electrode, and a second pixel electrode reservation pattern directly contacting the data line, wherein an area of the pixel electrode, directly contacting the drain electrode, and the first pixel electrode reservation pattern are located between the active layer and the source and drain metal layer, and an area of the pixel electrode, not directly contacting the drain electrode, and the second pixel electrode reservation pattern are located on / beneath the grid insulating layer. The preparation method is used for preparation of the array substrate.

The process of separating and extracting hyaluronic acid from microbial fermented liquid includes the following steps: 1. complexing fermented liquid containing hyaluronic acid with chloro hexadecyl pyridine or precipitating the fermented liquid with ethanol; 2.collecting the complex or alcohol precipitate, and dissociating or dissolving the complex or alcohol precipitate in water solution of sodium chloride; and 3. collecting the hyaluronic acid precipitate, dissolving in water, and drying to obtain target product. The present invention has simple process, hyaluronic acid yield of about 90 %, molecular weight loss of about 15 % and low cost, and is suitable for industrial production.

The invention provides a compound cigarette filter stick capable of reducing the release amount of cigarette tar and a preparation method thereof. The compound cigarette filter stick is connected to a cigarette body and comprises a first cellulose acetate fiber section and a second cellulose acetate fiber section; one end of the second cellulose acetate fiber section is connected to the first cellulose acetate fiber section while the other end of the second cellulose acetate fiber section is connected to the cigarette body; an adsorbent fills the second cellulose acetate fiber section; and the length proportion of the second cellulose acetate fiber section and the first cellulose acetate fiber section is (3-5): 1. According to the compound cigarette filter obtained by the invention, by adding the adsorbent into the cigarette filter, granular phase compositions in cigarette smoke can be effectively adsorbed to reduce the tar release amount of the whole cigarette, so that the harmless of cigarette suction is reduced.

The invention discloses a method of placing parts on printed circuit board (PCB) circuit board surfaces. The method comprises the following steps: printing silica gel on part electrodes or pin surroundings which need to be pasted on a first surface of the PCB circuit board, wherein the PCB circuit board is printed with solder paste, placing on the silica gel and bonding with the parts. According to the method of placing the parts on the PCB circuit board surfaces, in placing, when a second surface of the PCB circuit board is soldered, the parts which are larger in weight, have small pads and are placed on the first surface cannot drop in reflow soldering, wherein self-weight larger than soldering tension causes dropping, and more manpower and material resources does not need to be added at the same time, so increase of production cost is reduced, later stage maintenance is facilitated. The method of placing the parts on the PCB circuit board surfaces has the advantages of facilitating model selection of the parts in surface mounted technology (SMT) processes with larger and larger paster density.

The invention provides a clothes drier which consists of a shell, an inner container, a door assembly, and a generator assembly, wherein the shell is provided with an opening and a first vent. The inner container is positioned in the shell, and one end of the bottom of the inner container is provided with a first air intake while the other end of the inner container is provided with a first air vent. The door assembly is connected with the shell in pivot rotation and can open or close the opening. The door assembly is provided with a second air vent, which is connected with the first air vent and the first vent when the door assembly closing the opening. The generator assembly is installed in the shell and consists of a generator, an air intake impeller, and an exhaust impeller, wherein the generator is connected with the air intake impeller and the exhaust impeller, the air intake impeller is communicated with the first air intake, and the exhaust impeller is communicated with the first vent. The clothes drier is provided with the generator which drives both the air intake impeller and the exhaust impeller to rotate to achieve air intake and exhaust. Therefore, the structure of the clothes drier is simplified, operating efficiency of generator is increased, producing cost is reduced, and reliability of the clothes drier is provided.

The invention provides a method for rapid preparation of sodium hyaluronate from a sodium hyaluronate fermentation broth, and the method comprises the following steps: 1) heating the sodium hyaluronate fermentation broth to 100-121 DEG C, maintaining for 10 to 30 minutes, and then quickly performing plate-frame pressure filtration; 2) diluting the filtrate with purified water of 2-4 times, adding 1%-5% of activated carbon for adsorption for 1-5 hours, performing the plate-frame pressure filtration; 3) adsorbing the filtrate with resin for 1 to 2 hours, proportionally adding 0.4mol / L sodium chloride into the adsorption solution; 4) precipitating the sodium hyaluronate with 2-3 times of ethanol, washing, curing and drying to obtain powdery sodium hyaluronate. The method for extraction and preparation of the sodium hyaluronate has the advantages that: redissolving of a crude product is omitted in the whole extraction process, the extraction time is greatly reduced, and the obtained sodium hyaluronate is high in purity, low in protein content, simple in process, less in preparation time, and conducive to large-scale industrial production.

The invention discloses walnut milk and a production process thereof. The walnut milk comprises the following components in percentage by weight: 4.5 to 5.2 percent of walnut kernel, 6.5 to 7.5 percent of cane sugar, 0.3 to 0.4 percent of food additive, 0.05 to 0.1 percent of lecithin, 0.04 to 0.05 percent of sodium carbonate and the balance of purified water. The production process for the walnut milk mainly comprises the following steps of: preparing primary pulp of the walnut milk; preparing soup; preparing the walnut milk; inspecting performance indexes of the walnut milk; packaging; inspecting whether the packaging is qualified; sterilizing; cooling; spraying codes; packing and the like. The prepared walnut milk is properly aromatic and sweet, and has high stability, is not added with any chemical components; and on the basis of fully ensuring high nutritional value of the walnut milk, the finished product of walnut milk can be stored for a long time and convenient to eat.

The invention provides a volume-adaptive storage container which can be used for fluid collection and storage. According to the invention, the cavity wall of a containing cavity of the container has the characteristics of a wrinkle structure; an absorber in the containing cavity can expand after absorbing a fluid so as to swell the containing cavity; the saturation volume of the container can be adjusted by changing the component proportion of the absorber; and the container can be repeatedly used after the absorber having absorbed the fluid is replaced, so waste is reduced, and economical performance and environmental protection are achieved. The container can be used for sanitary care of females in a physiological period and body fluid detection sample collection; and compared with existing products of the same kind in the field, the container has a larger volume, smaller boundary dimension and higher compression resistance, leakage prevention and backflow prevention capacity and can realize sanitary care in the whole ovulation period and the whole menstrual period, all-weather long-time use of the container is safer, and the use experience of the container is comfortable and safe.

The invention belongs to the field of new energy vehicles, and particularly relates to a new energy automobile abnormal battery automatic replacement device. The device comprises a shell, wherein a plurality of first cavities are formed in the shell; an electric connecting plate is arranged on the inner top surface of the upper end of the first cavity; an elastic connecting plate matched with theelectric connecting plate is arranged on the inner top surface of the lower end of the first cavity; a battery is electrically connected between the electric connecting plate and the elastic connecting plate; the first cavity is communicated with a second cavity and a storage cavity; a pushing mechanism is arranged in the second cavity; and the output end of the pushing mechanism extends into thefirst cavity and is fixedly connected with an arc-shaped pushing block. According to the invention, a first electromagnet and a second electromagnet are arranged, when the battery is powered off abnormally, the abnormal battery can be automatically removed and stored in cooperation with the pull rod and the pushing mechanism, a standby battery can be rapidly connected with the circuit at the sametime, and the driving safety is effectively guaranteed.

The invention relates to the field of food machines, in particular to a multifunctional juice extractor. The juice extractor mainly comprises a shell and a feeding hopper, the feeding hopper comprises a feeding tube and a pre-treatment chamber, a drawing-pulling piece is arranged at the lower end of the feeding pipe, a fruit kernel removing and dicing device is arranged inside the pre-treatment chamber and comprises a fixed blade and a pressure rod, a receiving plate is arranged below the fixed blade, a spiral juicing head and a filter net are arranged inside the shell, and the drawing-pulling piece, the pressure rod, the receiving plate and the spiral juicing head are connected with motors respectively. Before juicing, kernel removing and dicing can be automatically performed, juicing is completed at a time, in this way, time and labor are saved, it is avoided that due to multiple machines, the production cost is increased, and resources are wasted, and juice is quite convenient to produce and process.

The invention provides a via hole structure, a pixel structure and a manufacture method of a TFT substrate. The manufacture method comprises the following steps that a first electrode is formed on a substrate via lithographic etching; a gate insulation layer and a first photo resistance layer are formed on the first electrode and the substrate successively; the first photo resistance layer is exposed; part of the first photo resistance layer and the gate insulation layer is removed to form a first groove of the first electrode and a second groove of the substrate; the first groove, the second groove and a first regional photo resistance layer are covered with a pixel electrode and a second photo resistance layer successively; and the second photo resistance layer, the first regional photo resistance layer and part of the pixel electrode are removed, and the pixel electrode in the first and second grooves is maintained.

The invention relates to the technical field of optical fiber detection, in particular to a system and method for online monitoring of a color ring point of an optical fiber. A color ring point monitoring device utilizes the stroboscopic principle, light rays which flash rapidly through frequency directly irradiate on the running looping optical fiber, when the flashing frequency of a light sourceis synchronous with the looping frequency, the distribution condition of color ring points on the high-speed moving optical fiber can be easily observed by using the persistence of vision of eyes, the real-time monitoring of the looping process is realized, the problem of ring leakage or ring running can be found in advance, and the unqualified color ring fiber is prevented from flowing into thenext process, so that the production cost is improved.

The invention discloses a mobile phone camera accessory film pasting device. The device comprises a bottom table, a material conveying module is arranged in the middle of the bottom table, and a material sucking assembly capable of horizontally sliding is arranged on the material conveying module; a material stripping assembly and a visual assembly are arranged at one end of the bottom table, andthe visual assembly is positioned between the material conveying module and the material stripping assembly; and a material changing assembly, a material transferring assembly and a material sucking and discharging assembly are arranged at the other end of the bottom table, and the material transferring assembly is positioned between the material conveying module and the material changing assembly. According to the mobile phone camera accessory film pasting device, a plastic film piece can be efficiently and smoothly attached to a metal piece machined through CNC, manpower and material resources are saved, the working efficiency is improved, the machining quality is guaranteed, the production cost of products is prevented from being increased, and the subsequent production process can be conveniently carried out.

The embodiment of the invention provides a soft package battery and a preparation method thereof. The soft package battery provided by the invention comprises a battery cell and an aluminum-plastic film coating the battery cell, wherein the battery cell is positioned between the two layers of aluminum-plastic films; the edges of the aluminum-plastic film are packaged together, so that the PP layerin the middle is melted to define a packaging part; the aluminum layer on the upper layer of the end, far away from the battery cell, of the packaging part is bent downwards to partially coat the molten PP layer, and the aluminum layer on the lower layer of the end, far away from the battery cell, of the packaging part is bent upwards to partially coat the molten PP layer. The invention also provides a preparation method of the soft package battery. The preparation method comprises the following steps of providing the battery cell and the aluminum-plastic film, performing packaging, and cutting edges. In the edge cutting process, opposite shearing force is used for cutting the packaging part, so that the two aluminum layers at the end, away from the battery cell, of the packaging part arebent inwards to at least partially coat the PP layer of the packaging part. According to the soft package battery provided by the invention, the waterproof performance is improved on the premise of not increasing the production cost.

The invention provides a production method and application of special dietary protein. A protease protein sequence from bacillus is used as a template, phenylalanine is knocked out and replaced, and part of amino acids is rearranged, so that it is ensured that phenylalanine-free protein has protease specific activity in the fermentation process, and other impure protein is degraded or growth of other impure protein is inhibited; a fed-batch fermentation process is adopted, so that the logarithmic growth period of a strain is prolonged, and the protein expression index is increased; besides, apost-treatment process is optimized, and the obtained protein powder is high in purity and good in mouth feel. The ratio of LNAA to Phe in the obtained recombinant phenylalanine-free protein exceeds 100 times, so that the situation that phenylalanine in blood enters the brain can be effectively reduced. According to the method, the production cost of the phenylalanine-free or low-phenylalanine protein powder can be reduced to reach the cost of a common protein product, and the protein powder has great practical application value and broad market prospects.

The invention relates to a synthetic method of 2,5-dichlorophenol, and belongs to the technical field of dicamba key intermediate synthesis. 1,2,4-trichlorobenzene generated by pure benzene chlorination can be easily separated from 1,4-dichlorobenzene to avoid high production cost and low production efficiency caused by difficulty in separation. Since the 1,2,4-trichlorobenzene and the 1,4-dichlorobenzene can independently obtain the 2,5-dichlorophenol, the use ratio of raw materials is high, the waste of a by-product is avoided, and therefore, the production cost is greatly lowered. In addition, the 1,4-dichlorobenzene can obtain the 2,5-dichlorophenol through two different methods. The synthetic method has the advantages of simple synthetic process, low production cost, high raw material use ratio, less process byproducts and small three-waste output and is more suitable for large-scale industrial production.

The invention belongs to the field of bridge construction, and particularly relates to a roadbed crushing device for road and bridge construction. The device comprises a crushing box, wherein a main crushing chamber and two auxiliary crushing chambers are arranged in the crushing box, two main crushing rollers are rotatably connected into the main crushing chamber, two auxiliary crushing rollers are rotatably connected into each auxiliary crushing chamber, and a screen is fixedly connected into the main crushing chamber and located under the main crushing rollers. Stone can be crushed for thefirst time through the arranged main crushing chamber, the crushed stone can be screened through the arranged screen, unqualified stone is removed, in addition, the unqualified stone can be crushed for the second time through the arranged auxiliary crushing chambers, and therefore the whole device can screen and treat the crushed stone for the second time; and the trouble of later manual screeningand reprocessing is avoided, the manpower is greatly saved, and the working efficiency is improved.

The invention belongs to the field of plate processing and particularly relates to an efficient oil brushing device for wood plates. The efficient oil brushing device comprises a workbench; a support is fixedly connected to the workbench; a lead screw is rotatably connected to the support; a servo motor is in transmission connection with the lead screw; a threaded block is in threaded connection with the lead screw; the threaded block is in sliding connection with the support; the threaded block is connected with a frame; a liquid discharging box is fixedly connected to the frame; a pushing mechanism is arranged in the liquid discharging box; and a worm matched with the pushing mechanism is rotationally connected into the liquid discharging box. According to the efficient oil brushing device for the wood plates, through the arrangement of the lead screw and the threaded block, the servo motor can be matched to drive the roller to axially move, all positions of a wood plate are fully brushed with oil through a bristle layer, manpower is greatly saved, and in addition, the liquid discharging box is enabled to spray oil liquid to the bristle layer at intervals through the arrangement of the pushing mechanism, so that the trouble of manually dipping the oil liquid is avoided.

The invention relates to the technical field of tapping channel castables of steelmaking electric furnaces. The invention further discloses a castable for a tapping channel of a steelmaking electric furnace and a preparation method of the castable. The castable is prepared from the following raw materials in parts by weight: 60 to 72 parts of special-grade alumina clinker particles, 5 to 20 partsof andalusite powder, 5 to 10 parts of silicon carbide powder, 3 to 10 parts of alpha-alumina powder, 5 to 10 parts of graphite micro powder, 4 to 8 parts of silica powder, 4 to 10 parts of aluminatecement, 2 to 10 parts of an antioxidant and 0.1 to 0.5 part of a dispersing agent. The invention discloses the castable for the tapping channel of the steelmaking electric furnace and the preparationmethod thereof. The special-grade high-alumina bauxite clinker as a main raw material has the characteristics of compact structure, good high-temperature volume stability and high refractoriness, great convenience is provided for manufacturing the castable of the tapping channel, the content of silicon in silicon carbide is set to be greater than 90% by adding a proper amount of silicon carbide and carbonaceous materials, and the cutting hardness is further increased due to good thermal conductivity and strong cutting capacity of the silicon carbide.

In a fail-safe mechanism for an automatic transmission (3), when a predetermined gearshift (Rev) is positioned in the automatic transmission (3) during a non-failure state of the automatic transmission, a first valve unit (70) moves from a non-failure position toward a failure position as the oil pressure for positioning the predetermined gearshift (Rev) is caused to act on a fail-safe valve (50)as an extraneous matter-discharging oil pressure (PR).

The invention relates to the technical field of environmental protection, and discloses a paper making device realizing cyclic utilization of waste paper. The device comprises a base, wherein pollution discharging barrels are fixedly arranged at the two sides of the top of the base; support legs positioned on the top of the base are fixedly arranged at the inner sides of the two pollution discharging barrels; the top end of each support leg is fixedly provided with a fixing block; a bottom plate is fixedly connected between the two fixing blocks. A transmission shaft and a middle rod are driven to rotate through a motor, so that a middle rod drives stirring blade paddles and permanent magnets to rotate; the waste paper pulp is conveniently stirred; meanwhile, iron chips in the waste paperpulp can be subjected to adsorption collection; the treatment effect of the device on the iron chips can be favorably improved; the device is used for synchronously performing stirring pulp crushing and magnetic adsorption iron removal; the production cost increase by using a pulp crushing machine and other equipment is avoided; the popularized use is convenient; through the characteristic of oneset automatic iron removal of the device, the operation by workers is convenient; the practicability and the use convenience of the device are favorably improved.

The invention belongs to the field of printing, and particularly relates to an environment-friendly dust collection mechanism of printing equipment. The environment-friendly dust collection mechanismcomprises a box body, and a first air exchange chamber and two second air exchange chambers are arranged in the box body; pistons are slidably connected with the interiors of the first air exchange chamber and the second air exchange chambers, and toothed bars are fixedly connected with the pistons, and one ends of the toothed bars penetrate through the box body; the first air exchange chamber andthe second air exchange chamber are each provided with a driving mechanism cooperatively, and a linkage mechanism is arranged between the driving mechanisms; and the first air exchange chamber and the second air exchange chamber each communicate with a ventilation pipe. According to the environment-friendly dust collection mechanism, through cooperation of the driving mechanisms and the toothed bars, the pistons can be driven to do reciprocating motion, and through reverse driving of the driving mechanism of the first air exchange chamber, paper can be sucked and blown through the first air exchange chamber and the second air exchange chamber in a reciprocating mode alternately, so that dust flying on the paper by vibration can be timely collected through a dust hood, and the dust collection efficiency is improved; and the situation that the dust flies around to influence the environment is avoided.

The invention provides a voice coil stretching molding machine. The voice coil stretching molding machine comprises a voice coil stretching base platform, a voice coil stretching core pulling mechanism connected with the voice coil stretching base platform, a voice coil stretching pressing mechanism connected with the voice coil stretching core pulling mechanism, voice coil stretching shaping mechanisms connected with the two ends of the voice coil stretching core pulling mechanism, a stretching block connected with the voice coil stretching core pulling mechanism, and an upper stretching jig and a lower stretching jig which are arranged at the center of the stretching block. According to the voice coil stretching molding machine, the voice coil stretching base platform, the voice coil stretching pressing mechanism, the voice coil stretching shaping mechanisms and the voice coil stretching core pulling mechanism are mutually combined to operate, and two paths of procedures of winding and shaping are separately used for machining and producing a voice coil, so that a phenomenon that a plurality of coil modules with different shapes need to be arranged for shaping when an existing semiautomatic wire winding machine works in front procedures so that the production cost is high is avoided, and a phenomenon that the winding speeds of coils with different shapes are different so that the winding is not uniform is avoided; the efficiency is greatly improved for three times and more than 1200 coils can be wound per day in an existing single working position.

The invention belongs to the field of food processing equipment, and particularly relates to a tea stir-frying device based on an airflow action and capable of realizing high quality and high cleanness. The device comprises a support, wherein a frying cylinder is fixedly connected to the support, a rotating disc is rotationally connected in the frying cylinder, a plurality of partition plates arefixedly connected to the rotating disc, and the ends, away from the rotating disc, of the plurality of the partition plates are rotationally connected with worms. Through cooperation of the pluralityof the partition plates and the rotating disc, the tea stir-frying device can drive tea to turn over for stir-frying, in cooperation with rotation of the partition plates, rotation of a plurality of fan blades can be realized, opposite airflow is produced between the every two partition plates to further drive the tea for stir-frying, labor is saved, and the efficiency of the tea stir-frying operation is greatly improved; and in addition, under the action of a piston box, floating dust in the frying cylinder can be sucked in real time, the environmental pollution caused by the floating dust isavoided, and cleanness of the tea can be ensured.

The invention relates to a preparation method of sauced duck legs. The method comprises the following steps: (1) duck leg treatment; (2) secondary duck leg treatment; (3) duck leg curing; and (4) vacuum packaging and sterilization, so that finished products are obtained. The preparation method of the sauced duck legs provided by the invention fully removes the off-odor in the duck legs, and simultaneously enables the duck legs to be easier for flavoring, reduces the usage amount of sauce and the heating and boiling time of the duck legs, and reduces production costs for enterprises. At the same time, the produced sauced duck legs are fine and tender in meat quality, full of juice, good in flavor, and wide in market prospect.

The invention relates to the technical field of tools, and discloses a mold frame pressing device for a blister process of a soft fender for a heavy truck. The mold frame pressing device comprises a connecting plate, grooves are formed in the two side walls of the connecting plate, and L-shaped plates are movably connected with the inner walls of the grooves; and a first U-shaped blocking frame isfixedly connected with the lower surface of each L-shaped plate, a second U-shaped blocking frame is fixedly connected with the middle of the lower surface of the connecting plate, limiting rods arefixedly connected with the upper surfaces of the two side ends of the first U-shaped blocking frame, and the top ends of the limiting rods are movably connected with the lower surface of the connecting plate. According to the mold frame pressing device, the length adjusting function can be achieved, so that the frame pressing device is suitable for production of soft fender products of different specifications, the application range of the frame pressing device is widened, moreover, the frame pressing device can avoid the situation of excessive bubble blowing in the blister production processof the soft fenders, the quality and the percent of pass of production and machining of the soft fenders are improved, and meanwhile, the increase of the production cost of the product caused by wasteof the soft fender material is avoided.

The invention relates to equipment for efficiently removing COD in breeding wastewater, belonging to the technical field of aquaculture wastewater treatment. The equipment comprises a tank body, wherein the top of the tank body is connected with a feeding hole; the feeding hole is arranged to be hopper-shaped; the top of the tank body is connected with a supporting seat; the top of the supportingseat is connected with a motor; the output end of the motor is connected with a spindle; the end, away from the motor, of the spindle penetrates through the supporting seat and is connected with a rotating shaft; two first fixed rings are connected to the outer wall of the rotating shaft; an outer frame is arranged between and connected with the two first fixed rings; outer stirring blades are connected to the outer wall of the outer frame; a first bevel gear is connected to the outer wall of the rotating shaft; and a sealing box is connected to the outer wall of the rotating shaft through a first bearing. According to the invention, the outer stirring blades and inner stirring blades are matched with each other and are opposite in rotating direction, so the reaction rate of a COD removerand COD in sewage is increased, sewage treatment efficiency is improved, and the utilization rate of the COD remover is increased.