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93results about How to "Time equalization" patented technology

Tool steel roller for rolling medium-thickness plate and manufacturing method thereof

The invention discloses a tool steel roller for rolling a medium-thickness plate and a manufacturing method thereof. The tool steel roller comprises a core part of nodular cast iron, a roller neck and a roller body work layer, wherein the roller body work layer comprises the following chemical components in percentage by weight: 1.60-2.2% of C, 0.50-1.00% of Si, 0.50-1.00% of Mn, 10.00-15.00% of Cr, 0.20-1.80% of Ni, 0.20-1.50% of Mo, 0.20-1.00% of V, less than or equal to 0.03% of S, less than or equal to 0.05% of P and the balance of Fe and unavoidable impurities. According to the tool steel roller and manufacturing method disclosed by the invention, by designing a reasonable alloy composition and processing technology, the mechanical properties of a working roller of a rolling mill are effectively improved, and the wear resistance and millimeter rolling amount of the roller are increased; moreover, the tool steel roller has good hot-crack resistance, and the working efficiency of a medium-thickness plate rolling mill can be remarkably improved.
Owner:SINOSTEEL XINGTAI MACHINERY & MILL ROLL

Train delay adjusting method and system based on urban rail transit working diagram

The invention discloses a delay adjusting method based on an urban rail transit working diagram. The method comprises steps as follows: S1, acquiring train operation parameters, wherein the train operation parameters comprise information such as train working diagram data, minimum station dwell time, minimum interval working time and the like; S2, establishing a working diagram delay adjusting module based on train arrival and departure time distribution by using the operation parameters; S3, calculating the train working diagram delay adjusting model on the basis of cross and variation probability formulas with an improved adaptive genetic algorithm to acquire an optimal adjusted working diagram. The invention further discloses an adjusting method based on the urban rail transit working diagram. Compared with the prior art, the adjusting method and device have the advantages that arrival and departure time distribution of trains at stations is more uniform through delay, passenger flow accumulation caused by excessively dense arrival and departure time is prevented, and dispatching work of running dispatchers can be improved and helped.
Owner:BEIJING JIAOTONG UNIV

Block chain consensus method and device

The application discloses a block chain consensus method and device. The method includes: when service data is received by a node in a block chain, determining accepting time of the service data, and then storing the service data, which carries the accepting time, to facilitate selecting service data of consensus according to the accepting time when consensus needs to be carried out on the service data, and carrying out consensus on the selected service data. Therefore, through the method provided by the application, selecting the service data to be used for consensus is no longer dependent on the amount of a numerical value corresponding to a certain attribute in the service data, but is according to the accepting time when the node accepting the service data accepts the service data, thus relatively balanced time of each piece of service data for waiting for consensus is effectively guaranteed, the problem that time of certain service data for waiting for consensus is longer in the prior art is avoided, the processing efficiency of the service data is effectively improved, and the operational performance of the block chain is improved.
Owner:ADVANCED NEW TECH CO LTD

Vehicle infrastructure cooperative-based bus real-time dispatching and priority control method

ActiveCN108447282ATime equalizationImprove bus service reliabilityRoad vehicles traffic controlStop timeHeadway
The invention discloses a vehicle infrastructure cooperative-based bus real-time dispatching and priority control method. In view of a bus line, in an up direction or a down direction, firstly, basedon the vehicle infrastructure cooperative environment, the position information of each intersection, each stop and each bus, the driving speed of a bus and the signal timing scheme of an intersectionin a research road section are acquired and inputted; the signal delay of a bus at an intersection is then calculated, the headway of adjacent buses is calculated, and fast and slow attributes of a bus are judged; and finally, with the difference between the headways of all adjacent buses and an expected headway in the whole bus line to be the minimum as an objective function, a function relationbetween the headway and the bus speed, the stop time and the signal timing scheme is built, and a bus real-time dispatching and priority control model and method are put forward. The method is mainlyused to alleviate the problem of mutual cluster between buses in the same line, and the bus service level and the reliability are improved.
Owner:CHANGSHA UNIVERSITY OF SCIENCE AND TECHNOLOGY

LED driving pulse modulation method and system

ActiveCN103345900AIncrease display refresh rateLow grayscale display effectStatic indicating devicesLED displayGray level
The invention belongs to the field of LED driving and provides an LED driving pulse modulation method and system. The display cycle of gray level data corresponding to LED driving pulses are evenly divided into display sub-cycles of the preset number, the LED driving pulses corresponding to the highest bit portion data in the gray level data are evenly divided into a plurality of highest bit sub-pulses according to a preset number, each highest bit sub-pulse is distributed to each display sub-cycle, the LED driving pulses corresponding to the second-highest bit portion data in the gray level data are evenly divided into a plurality of second-highest bit sub-pulses according to a preset number, each second-highest bit sub-pulse follows each highest bit sub-pulse and is distributed to each display sub-cycle, the LED driving pulses corresponding to the low bit portion data in the gray level data are evenly divided into a plurality of base clock pulses, each base clock pulse follows each second-highest bit sub-pulse and is distributed to each display sub-cycle, and LED display refresh rate and low gray level display effect are improved.
Owner:SHENZHEN SUNMOON MICROELECTRONICS

Method for preparing metal oxide/graphene-doped composite nano material based on microwave method and application

InactiveCN107180964AShort reaction timeImprove product purity and production efficiencyMaterial nanotechnologySecondary cellsIonCvd graphene
The invention discloses a method for preparing a metal oxide / graphene-doped composite nano material based on a microwave method. According to the method, a low-valence metal ion (Fe<2+>, Sn<2+> and the like) with reducing property is used as a reducing agent, and chrome, antimony, nickel and the like are used as doping elements; under the assistance of microwave heating, graphene oxide is reduced, and the metal oxide-doped composite material uniformly distributed on a graphene sheet layer is synthesized. The method realizes simultaneous operation of doping, low-valence metal ion oxidization and graphene oxide reduction; use of hypertoxic hydrazine hydrate for reducing the graphene oxide is avoided, and the method is environment-friendly and pollution-free; the process equipment is simple, high in heating speed, short in reaction time and high in product purity; the production efficiency is greatly improved. The metal oxide and graphene-doped composite material prepared through the method is relatively high in relative specific capacity and high in circulation stability when used as an anode material of a lithium ion battery and a sodium ion battery.
Owner:XIAMEN UNIV

An automatic test method based on UnitTest parallel execution

The invention provides an automatic test method based on UnitTest parallel execution, which adopts multi-threads to run test cases at the same time. Compared with a conventional multi-thread running script mode, the method greatly saves the running time of the script and can run the failed test case twice at the same time, thereby improving the test efficiency. Through adoption of the method of multi-thread running test case dynamically, the running time of test case is reduced and the running time of test case is saved. Through introduction of docker container technology into the WebUI automated test method, container images of a test environment are customized through docker container technology, and multiple test environments are started through the container images, so the problem of troublesome environment configuration by executors is reduced, and the demand of physical machines is reduced.
Owner:INSPUR SUZHOU INTELLIGENT TECH CO LTD

Method for producing ammonium polyphosphate by using stepwise reaction and polymerization

The invention discloses a method for producing ammonium polyphosphate by using a stepwise reaction and polymerization, relates to a method for producing ammonium polyphosphateproducts with different polymerization degrees in the same set of device, in particular to a production method of ammonium polyphosphate with high purity, high polymerization degree and the average polymerization degree larger than 1000. The method comprises the following steps in sequence: a. adding a polycondensation agent into polyphosphoric acid as a raw material in the weight ratio of 1:1 and mixing evenly; b. adding the material obtained by the step a into a continuous synthetic reactor for reacting; and c. further polymerizing products obtained in the step b for 30-300 minutes at the pressure of 0.00MPa-0.6MPa and the temperature of 120DEG C-500DEG C to obtain the high-purity ammonium polyphosphate products with the polymerization degree of 10-1,800. The invention has the advantages of convenient production and control, high yield, low energy consumption and benefit for large-scale continuous industrial production.
Owner:YUNNAN CHEM RES INST

Extrusion type coating system of power lithium battery base band

The invention discloses an extrusion type coating system of a power lithium battery base band. The extrusion type coating system of the power lithium battery base band comprises an unwinding mechanism, a feeding device, a machine head coating device, a tension control device, a drying heating device, a tail deviation rectifying device and a winding mechanism. The unwinding mechanism releases the base band at a constant speed. The feeding device provides a stable sizing agent. The machine head coating device disperses the sizing agent to be uniform and discharges and coats the sizing agent to the base band along the position of a gap of an outlet of an extrusion mold head. The drying heating device dries the wet sizing agent coated to the base band. The winding mechanism winds the coated and dried base band. The tail deviation rectifying device can guarantee that the base band is tidy during taking up, operation of following working procedures is facilitated, and the tension control device can guarantee the best tension degree of the base band.
Owner:SOUTHEAST UNIV

Method for controlling pulse combustion of multiple burners of fuel gas furnace

The invention provides a method for controlling pulse combustion of multiple burners of a fuel gas furnace. According to the method, the differential value between a set temperature and the actual temperature inside the fuel gas furnace is calculated through a controller, a temperature difference signal is calculated through a PID, is converted into a multi-time-sequence variable pulse signal by combining the maximum work period of working of the burners, and is output as a control signal, the multi-time-sequence variable pulse signal controls the opening and closing states of an air valve and a fuel gas valve according to different heating modes and controls the work period of the burner controller. The method enables the burners to burn according to a certain rule, thereby effectively controlling the combustion temperature, guaranteeing temperature uniformity inside the fuel gas furnace and improving combustion efficiency.
Owner:JIANGNAN UNIV

Large-sized green brick storing method and device used in front of kiln

A large-sized green brick storing method and device used in front of a kiln are characterized in that a green brick storing cart is sent into a lifting mechanism by an upper conveying mechanism; a green brick conveying mechanism sends green bricks into green brick storing layers of the green brick storing cart for storing; a green brick storing cart power transmission mechanism of the lifting mechanism sends the green brick storing cart into a lower transmission mechanism; the green brick storing cart is sent into a brick outlet lifting mechanism at the other end by the lower transmission mechanism; a green brick conveying device on the brick outlet lifting mechanism conveys the green bricks on the green brick storing layers onto a kiln stove green brick conveying mechanism outside the green brick storing cart; the green brick storing cart is sent back onto the upper transmission mechanism by the green brick storing cart power transmission mechanism on the brick outlet lifting mechanism. Compared with the prior art, the large-sized green brick storing method and device used in front of the kiln have the advantages of simple civil work and maintenance, and balanced storing time of the green bricks on a green brick storing machine.
Owner:GUANGDONG SINID TECH

Compressed sensing technology-based construction method of data gathering tree with high-energy efficiency

The invention provides a compressed sensing technology-based construction method with high-energy efficiency data acquisition tree. The construction method comprises the following steps: step one, converting transmission cost into of one side of data in a network into a null normal form of a transmission vector of a corresponding node by using a transmission matrix R, dividing the node into different levels according to distances between the node and sink node, constructing a minimum transmission gathering tree by using an iteration way according to a principle of a level sequence from far to near so as to minimize the transmission cost of the data in the network; and step two, adjusting the structure of the minimum transmission gathering tree to realize a load balance of the node in the network, thereby prolonging the network survival time. According to the invention, the data gathering tree construction algorithm is brought forward and the data transmission cost and network survival time in the network are taken into consideration comprehensively, so that the number of bottle neck nodes can be effectively reduced on the premise that the transmission cost is not increased obviously, the network survival time is effectively prolonged, and the balancing between the transmission cost and the network survival time is realized.
Owner:SHANGHAI JIAO TONG UNIV +1

Array substrate, as well as drive method and drive circuit of array substrate, and display device

The invention provides an array substrate, as well as a drive method and a drive circuit of the array substrate, and a display device, belonging to the technical field of display. The array substratecomprises a plurality of grid lines and a plurality of data lines in crossed distribution, the grid lines and the data lines define a plurality of sub-pixel areas, a switch thin film transistor and apixel electrode are formed in each sub-pixel area, each sub-pixel area is provided with a plurality of switch thin film transistors, the grid electrodes of the plurality of switch thin film transistors are connected with different grid lines, and the plurality of switch thin film transistors are used for transmitting data voltage signals to the pixel electrodes when signals of the grid lines connected with the grid electrodes of the plurality of switch thin film transistors are at effective levels. With the technical scheme, the problem that a picture of a display device is abnormal can be solved, and the display effect of the display device can be improved.
Owner:BOE TECH GRP CO LTD

Watermelon seed processing device and method

The invention discloses a watermelon seed processing device and method. The watermelon seed processing device comprises a puffing device, a drying device and a conveying device, the puffing device comprises a support, a rack and a charging barrel, one end of the rack is hinged to the support while the other of the same is connected with the support through a first oil cylinder, a driving motor, anelectric heater and multiple groups of supporting wheels are mounted in the rack, the charging barrel is arranged in the rack, multiple circles of rails are fixedly mounted outside the charging barrel, each rail is assembled on the corresponding supporting wheel, the driving motor drives the charging barrel to rotate on the supporting wheels through a gear and a gear ring, an end cap is mounted on each of two sides of the charging barrel, the electric heater is arranged below the charging barrel, an air incoming pipe and an air exhausting pipe are communicated on the two end caps respectively, and a valve is mounted on each of the air incoming pipe and the air exhausting pipe. The watermelon seed processing device can puff watermelon seeds to enable the surfaces of the watermelon seeds togenerate cracks and damage surface shells of the watermelon seeds, in this way, the watermelon seeds are easy to be shelled.
Owner:WUHAN XUDONG FOOD +1

Annular communication network of urban rail train

The invention discloses an annular communication network of an urban rail train. The annular communication network comprises two or more than two annular local area networks which are independently communicated with each other; each annular local area network is formed by exchangers through communication connection, wherein the exchangers are arranged in compartments of the urban rail train respectively; the annular networks are separated into the local area networks which are independently communicated with each other through the configuration on ports of the exchangers so as to transmit different types of data. According to the annular communication network of the urban rail train, train operation state data, train diagnostic data and train operation control instructions can be transmitted, the safety, the real-time performance and the reliability of the network communication in a train are enhanced, and accordingly the development of the subsequent extension application such as the remote update of equipment applications, the train informatization and intellectualization and the multimedia data transmission in the train can be possible.
Owner:CSR ZHUZHOU ELECTRIC LOCOMOTIVE RES INST

Film coating equipment, method and system, solar cell, assembly and power generation system

The invention discloses heterojunction solar cell coating equipment, method and system, a solar cell, an assembly and a power generation system, and belongs to the field of solar cell processing. Theheterojunction solar cell coating equipment is used for depositing a heterojunction solar cell amorphous silicon-based thin film, and comprises a process cavity, wherein the process cavity comprises at least two intrinsic process cavities used for deposition of an intrinsic layer silicon thin film process, and at least one doping process cavity used for deposition of an N-type silicon film or P-type silicon film process, and the cavities in the intrinsic process cavities and the doping process cavity are isolated by isolation valves. By combining the control of gas proportion and pressure, theequipment can process a plurality of solar cells at the same time, so that the overall processing efficiency is greatly improved, and the equipment is suitable for commercial use.
Owner:SUZHOU MAIZHENG TECH CO LTD

External-excitation multi-stage oscillation jet flow gas wave refrigerator

InactiveCN104315740AShort time to overcome jetSolve uneven traffic distributionCompression machinesRefrigeration componentsJet flowEngineering
The invention discloses an external-excitation multi-stage oscillation jet flow gas wave refrigerator. The external-excitation multi-stage oscillation jet flow gas wave refrigerator adopts a structure for halving a main jet flow passage by multiple times; excitation microstreams which switch time sequences through external modulation are used for exciting a main jet flow to successively generate multi-order mural switching oscillation; the main jet flow is sequentially distributed into multiple receiving tubes so as to achieve refrigeration. The external-excitation multi-stage oscillation jet flow gas wave refrigerator overcomes mechanism defects of an original single-tube or multi-tube static gas wave refrigerator, can greatly improve the refrigerating efficiency, also eliminates inherent defects that self-excited oscillation is large in jet energy loss, difficult in start-up and difficult to adjust oscillation frequency and the like, and has the advantages of small energy loss, easy start-up, adjustability of oscillation frequency, load matching and the like; the external-excitation multi-stage oscillation jet flow gas wave refrigerator can be applied to a scattered pressure energy utilization occasion and high-pressure and bad occasions, and has the effects of high pressure energy conversion efficiency, free maintenance, reliable operation and the like.
Owner:DALIAN UNIV OF TECH

Lithium battery pack charge capacity equilibrium control method and protective device thereof

The invention provides a lithium battery pack charge capacity equilibrium control method, which is characterized in that in the charging process, two sampling points are added in the charge equilibrium interval which is between the overcharging protection voltage and equilibrium recovery voltage; the two sampling points are respectively equilibrium starting voltage and overcharging recovery voltage; the equilibrium process acts in both the equilibrium starting and the equilibrium stopping intervals; in the equilibrium stage, a charger charges the battery pack continuously. The method is realized by a charging equilibrium circuit; as the battery protection IC in the invention is adopted, the charging process can equilibrate longer time, thus not only the equilibrium energy is improved for at least two times, but also the charging time is shortened.
Owner:BEIJING HUADA ZHIBAO ELECTRONICS SYST

Method for realizing water treatment by using pressure type continuous membrane filtering system

ActiveCN103232092AUniform distribution of aeration intensity and aeration timePrevents easy wear and tearUltrafiltrationWater/sewage treatment bu osmosis/dialysisWater treatmentFilter system
The invention discloses a method for realizing water treatment by using a pressure type continuous membrane filtering system and provides a method which can be used for enhancing the air and water double-washing effect, increasing the recovery rate of the produced water and prolonging the washing period. At an air and water double-washing stage, filtered water with a small flow is reversely filled inside a membrane fiber, meanwhile, compressed air is introduced from the bottom end of a membrane component, and backwashing water reversely washes and permeates out of the membrane fiber to form a rotary air and water current together with the compressed air, so that the membrane fiber in the position is sufficiently and doubly washed; and the formed rotary air and water current for washing rises along with the gradual rise of the water level inside the membrane component, and pollutants and impurities are washed through washing membrane fibers in different positions and the inner wall of the membrane component from bottom to top. The integral membrane fiber is uniformly washed by using the rotary air and water current for washing, so that the aeration intensity and aeration time of the integral membrane fiber are more uniform in distribution, the washing effect is improved, the membrane washing period is prolonged, the service life of a membrane is prolonged, and the system is more stable in operation.
Owner:TIANJIN MOTIMO MEMBRANE TECH

Device for coal powder injection of blast furnace

ActiveCN107619895AImprove the technical problem of serious injection pulsation phenomenonConvey evenlyBlast furnace componentsBlast furnace detailsEngineeringNitrogen gas
The invention discloses a device for coal powder injection of a blast furnace, and relates to the technical field of blast furnace ironmaking. The device comprises a first nitrogen pipeline, a secondnitrogen pipeline, a first adjusting valve and a pneumatic ball valve, wherein the first nitrogen pipeline is arranged on a first position of the bottom of an injection tank, the second nitrogen pipeline is arranged on a second position of the bottom of the injection tank, and the first position is different from the second position; and the first adjusting valve is arranged on the first nitrogenpipeline, the first adjusting valve adjusts the gas flow rate of the first nitrogen pipeline to the injection tank, the pneumatic ball valve is arranged on the first nitrogen pipeline, the pneumatic ball valve adjusts the gas flow rate of the first nitrogen pipeline to the injection tank. Through the device for coal powder injection of the blast furnace, the technical problem that a pulsation phenomenon of coal powder injection is severe through a lower coal producing and injection mode is solved, and the technical effects that the pulsation phenomenon of coal powder injection is eliminated, so that coal powder conveying is evener, the blast furnace operates stably and smoothly, and the cost is reduced are achieved.
Owner:通化钢铁股份有限公司

Formation method of dual damascene structure

The invention provides a formation method of a dual damascene structure. The formation method of the dual damascene structure comprises the steps of providing a substrate, forming a dielectric layer on the surface of the substrate, forming a through hole in the dielectric layer, forming a bottom antireflection layer in the through hole in such a manner that the through hole is full of the bottom antireflection layer and the surface of the dielectric layer is covered, forming, on the surface of the bottom antireflection layer, a mask layer with an opening which is located above the through hole in position and exposes partial surface of the bottom antireflection layer, removing the partial bottom antireflection layer which is located on the surface of the dielectric layer under the opening and exposing the surface of partial dielectric layer and the surface of the bottom antireflection layer in the through hole, etching the dielectric layer and the bottom antireflection layer in the through hole along the opening to form a first groove, removing the rest bottom antireflection layer in the through hole, and etching the dielectric layer along the first groove to form a second groove. The formation method is capable of improving the flatness of the inner wall of the damascene structure.
Owner:SEMICON MFG INT (SHANGHAI) CORP

High efficiency sterilization device of edible mushroom

The invention discloses a high efficiency sterilization device of edible mushrooms. The device comprises a tank body, a sterilization chamber is fixedly connected with the top of the internal tank wall, support plates are fixedly connected between both sides of the internal tank wall, and a first motor is fixedly connected on the top right side of the support plates, the output axle of the first motor by belt wheels is in transmission connection with a first belt, and one side of the first belt far from the first motor is in transmission connection with a casing pipe, the top of the casing pipe is passed through the sterilization chamber and extended to the internal of the sterilization tank, one side of a second belt far from a second motor is in transmission connection with a spindle, the invention relates to technical field of edible fungi. By the high efficiency sterilization device of edible mushrooms, the problem of non-uniform sterilization by long-period of static sterilization is solved, uniform sterilization of edible fungi is achievable, the sterilization time is greatly reduced, the work efficiency is increased, good quality edible fungi is obtainable at later culture of edible fungi, and the manufacturing costs are decreased.
Owner:江苏福利达农业科技有限公司

Shenghong heat-clearing granule and its preparation method

The invention discloses a Shenghongqingre granule and its producing method which is produced by following material by weight: Ageratum conyzoides, forsythia suspensa, herba bidentis pilosae, Hongmuxiang; the producing method is: extracting above four drugs twice in water to get extract, collecting volatile oil; filtering the extract, concentrating to dense cream, spray drying, producing to granule with proper amount of cane sugar and dextrin, straightening granulating, injecting all of collected volatile oil, producing granule containing sugar; or concentrating the extract to dense cream, spray drying, mixing with proper amount of dextrin and stevio to form granule, straightening granulating, injecting all of collected volatile oil, producing granule not containing cane sugar. The invention only extracts effective components, removing other non-drug components, meanwhile the extracting process can kill the infected microbe of the crude drugs with additive production steps. The invention has a high concentration of effective component, a good curative effect and a simple craft.
Owner:FUZHOU JINXIANG CHINESE MEDICINE PHARMA

Nitrogen-charging black tea fermenting method

InactiveCN106417723AUniform fermentationHelps control oxygen contentPre-extraction tea treatmentNitrogenBlack tea
The invention discloses a nitrogen-charging black tea fermenting method and relates to a tea production method. The method comprises five steps including a preparation stage, a green tea adding state, a fermentation stage, a nitrogen charging state and a fermentation stopping stage, wherein at the nitrogen charging stage, nitrogen is charged into a fermentation tank, so that the nitrogen content of the fermentation tank is gradually increased from 70% to 90%; at the fermentation stopping stage, tea in the fermentation tank is sampled once every 2-5 minutes, the color and the aroma of the tea are compared, and air introduction is stopped after the tea aroma meets the requirements. The content of nitrogen in the air can be increased and the oxygen content can be reduced through nitrogen charging, so that the fermentation time can be prolonged, and sampling analysis is facilitated.
Owner:贵州黔茗茶业销售有限公司

Feed of hair producing rabbits and preparation method thereof

The present invention discloses a feed of hair producing rabbits. The feed mainly consists of the following raw material components in parts by weight: 10-15 parts of corns, 15-25 parts of wheat bran, 16-20 parts of soybean meal, 18-23 parts of peanut seedling powder, 18-23 parts of bean straws, 1-3 parts of folium artemisiae argyi, 1-3 parts of fish meal, 1-3 parts of glucose, 0.1-0.5 part of lysine, 0.1-0.5 part of methionine, 0.1-1 part of edible salt, 0.1-1 part of garlic powder, 0.5-1.5 parts of calcium bicarbonate, 0.05-0.1 part of compound vitamin, 0.1-1 part of trace element and 0.01-1 part of anticoccidial drug. At the same time, due to the fact that the recipe is balanced in nutrition and reasonable in ratio, so that the feed can effectively promote the growth of the long hair rabbits and increase the hair producing amount. In addition, a preparation method is less in steps, simple in operation, and low in requirement on required equipment, and can timely meet market demands.
Owner:界首市顾集镇广景家庭农场

Forming die for resin screw gear and resin screw gear using the forming die

The invention provides a molding die which, with a simple structure, forms a resin helical gear having a high precision helical gear part, more particularly a molding die (30) for forming the resin helical gear, comprising a large diameter part whose diameter is larger than that of a rotary shaft part, the helical gear parts are respectively formed at outer circumferential part of the large diameter part and at the rotary shaft part, the large diameter part forms a connection plate between the outer circumferential part thereof and the rotary shaft part; the molding die (30) is composed by an immovable die (31) and a movable die (32) which cooperatively form a die cavity (33') corresponding to the shapes of the large diameter part and the rotary shaft part; a rotating sheet is provided rotatably in the immovable die (31) to form the die cavity corresponding to the gear part formed on the outer circumferential part of the large diameter part; a die sheet (35) is provided in the movable die (32) to form the die cavity corresponding to the gear part formed on the outer circumferential part of the rotary shaft part; an entrance position (37) for molding the melting resin into a gate (36) in the mold cavity is provided at a position in the immovable die (31) away from each gear parts.
Owner:RICOH KK

Ceramic shutter preparation device with homogenized surface nano coating

InactiveCN113333199AGuaranteed flatnessReduce hanging liquid phenomenonPretreated surfacesCoatingsCoating
The invention relates to the field of nano coatings, in particular to a ceramic shutter preparation device with a homogenized surface nano coating. The purpose is to provide the ceramic shutter preparation device with the homogenized surface nano coating. According to the technical scheme, the ceramic shutter preparation device with the homogenized surface nano coating comprises a nano-layer spraying system and the like; and the nano-layer spraying system is connected with a drying system. According to the ceramic shutter preparation device with the homogenized surface nano coating, the limitations that the surface of a ceramic shutter produced by a traditional process is lost after being used for a long time, the cleaning of the surface of the ceramic shutter is seriously influenced, and the aesthetic property and other use performances are further reduced are improved, the outer surface of the ceramic shutter is subjected to nano-layer spraying by utilizing the characteristic of high strength of a nano-coating, protruding particles on the outer surface of the ceramic shutter are removed, the attractiveness and the spraying effect are improved, meanwhile, necking during drying of the nano coating is reduced, and the service life of the ceramic shutter is prolonged.
Owner:赖花林
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