50results about How to "Eliminate uneven distribution" patented technology

The invention relates to a laser forming method of a Cr3C2-NiCr composite material component. Selected raw material powder comprises, by weight percent, 3.28% to 4.80% of graphite, 30.25% to 38.53% of Cr, 1.56% to 3.85% of Mo, 0.38% to 0.71% of rare earth oxide and the balance Ni. The laser forming powder is conveyed quantitatively through a multi-hopper conveying system, four powder feeding devices of the multi-hopper conveying system are all connected with one common laser head through powder feeding pipes; a four-pipe coaxial laser head is adopted in laser forming, and through control over the powder conveying system and the laser head, the inner and outer gradient layered structure of the Cr3C2-NiCr component can be achieved, and the breaking toughness of the Cr3C2-NiCr component can reach more than 70% of a Ni-based alloy.

Provided is an injection molding method for resin that contains reinforcing fiber, the method being capable of easily eliminating uneven distribution of added components. The injection molding method is provided with: a plasticizing step for supplying resin pellets P and added components to a cylinder equipped with a screw 10, which has a rotating axis as the center is capable of rotating normally and in reverse, and generating molten resin by rotating the screw 10 in the normal direction; and an injecting step for injecting the molten resin M comprising the added components into a cavity. In the plasticizing step, a reverse rotation operation for reversing the rotation of the screw 10 is performed or a screw-stopping operation of stopping the normal rotation of the screw 10 is performed with a prescribed timing and for a prescribed period.

Primitive cells, which are circuit patterns of the constituent elements of a semiconductor device, are arranged in the element formation area of a semiconductor device, and at least one fill cell with a diffusion layer and no wiring, is arranged in the vacant areas that are generated in the element formation area after the primitive cells have been arranged.

The invention relates to a network hospital system based on big data applications. The system comprises a sanitary bureau terminal, a hospital terminal, a doctor terminal and a client terminal. The sanitary bureau terminal is used for supervising the hospital terminal. The hospital terminal comprises a central processing unit used for extracting symptom and sign information, corresponding to different diseases, from electronic medical records stored in a database; generating pre-diagnosis information classification charts; and transmitting the classification charts to the client terminal. The client terminal is connected to the doctor terminal. The client terminal comprises a data transmission module. The data transmission module is used for receiving the pre-diagnosis information classification charts transmitted by the central processing unit, transmitting the pre-diagnosis information classification charts to a data display module, receiving personal symptom and sign information which is selected by the users according to the pre-diagnosis information classification charts, and sending the information to the doctor terminal. The data display module receives the pre-diagnosis information classification charts transmitted by the data transmission module, and displays the pre-diagnosis information classification charts so as to provide selection for the users. The invention further provides a data application method for the database in the network hospital system based on the big data applications, thereby bringing convenience for the users to use the system.

The invention relates to a laser forming method for a TiC-FeCr-Gr metal composite material component. Raw material powder selected in the method comprises 0.91-3.61 wt.% of graphite, 4.32-9.81 wt.% of Ti powder, 13.47-23.21 wt.% of Cr powder, 0.13-0.33 wt.% of rare earth oxide and the balance Fe powder. Quantitative feeding and mixing for the powder subjected to laser forming are completed through a multi-hopper spiral powder feeding and mixing system. Coaxial discontinuous powder spray nozzles serve as spray nozzles for laser forming. Formation of layered structures of the inner portion and the outer portion of the composite component is achieved by controlling powder feeding and laser through the system. The mechanical properties of the composite material can reach over 60% of that of matrix metal materials.

There is provided a screw of an injection molding machine that can eliminate uneven distribution of reinforcing fibers without giving an excessive shear force to the reinforcing fibers. A screw is provided inside a heating cylinder of an injection molding machine to which a resin pellet is fed on an upstream side in a conveyance direction of resin and to which reinforcing fibers are fed on a downstream side therein, and includes: a first stage at which the resin pellet which is fed is melted; and a second stage that continues to the first stage, and at which molten resin and the reinforcing fibers are mixed with each other. A second flight provided at the second stage includes: a large-diameter flight with a relatively large outer diameter; and a small-diameter flight with a relatively small outer diameter.

The invention aims to improve a husking rate of an impeller-type rice husking device. The rice husking device comprises a rice supply part (7) and an impeller part (6), wherein the rice supply part discharges externally transported rice outwards in the radial direction; and the impeller part is disposed along the peripheries of the rice supply part (7) and guides the rice discharged from the rice supply part (7) outwards along the radial direction through rotation. The impeller part (6) comprises multiple blade bodies (14) and multiple inner side husking parts (21), wherein the multiple blade bodies extend in a radial pattern towards the radial external side; and the multiple inner side husking parts are located on the radial external side parts of the multiple blade bodies (14) respectively, receive the rice and conduct husking through collision. The rice husking device also comprises an external side husking part (9) which is set to surround the peripheries of the impeller part (6), receive the rice thrown by the impeller part (6) and carry out the husking through the collision.

Provided is an injection molding method that can resolve uneven reinforcing fiber distribution without applying an excessive shearing force on the reinforcing fibers. In the injection molding method for fiber-reinforced resin according to the present invention: a resin-accumulating area is provided on the downstream side of the injection completion position inside a heating cylinder (201); in the injection step of a preceding cycle, an injection pressure is applied on molten resin (Mr) occupying the resin-accumulating area; and in the plasticizing step of the following cycle, a shearing force is applied on the molten resin (Mr) that is occupying the resin-accumulating area. Applying a high injection pressure on the molten resin (Mr) occupying the resin-accumulating area impregnates molten resin (Mr) into clumped reinforcing fibers (F). Subsequently applying a shearing force in the plasticizing step of the following cycle promotes dispersion of the reinforcing fibers (F).

There is provided a screw of an injection molding machine that can eliminate uneven distribution of reinforcing fibers without giving an excessive shear force to the reinforcing fibers. A screw is provided inside a heating cylinder of an injection molding machine to which a resin pellet is fed on an upstream side in a conveyance direction of resin and to which reinforcing fibers are fed on a downstream side therein, and includes: a first stage at which the resin pellet which is fed is melted; and a second stage that continues to the first stage, and at which molten resin and the reinforcing fibers are mixed with each other. A second flight provided at the second stage includes: a large-diameter flight with a relatively large outer diameter; and a small-diameter flight with a relatively small outer diameter.

An image encoding device includes: an image division section for dividing one frame of image into a plurality of image fragments, grouping the plurality of image fragments into N sets (N: an integer of 2 or more), and outputting the N sets of image fragments as N partial images; an image swapping section for swapping at least one image fragment with another between the N partial images to thereby output N partial images each having shuffled image fragments; and an encoding section for encoding the N partial images output from the image swapping section.

The invention discloses a rural express delivery vehicle hierarchical management device. The device includes a hierarchical management module, a network processing module, a serial communication module, a grade processing module, a broadcast module, a data transmission module, an energy consumption processing module, a sleep management module and a communication delay management module. The rural express delivery vehicle hierarchical management device mainly aims at adopting an intelligentized method for the situation of express delivery vehicles of a plurality of rural areas, thereby reducing the operation of constant repetitive dispatching times of communication resources, and reducing judgment time, and a more intelligentized method is adopted for realization.

The invention discloses a silver metallic oxide electric contact material and a preparation method thereof. Powder preparation and powder mixing integrated equipment is adopted, a spray disc on the upper layer is connected with a powder spray device, a spray disc on the lower layer is connected with high-pressure water, and dispersion strengthening phase mixed powder is loaded into the powder spray device; in the process of preparing silver powder through high-pressure water atomization, inert gas is used as a carrier to spray the dispersion strengthening phase mixed powder into a silver solution; the solid-state dispersion strengthening phase mixed powder is wrapped by high-temperature liquid silver to form stable metallurgical bonding; and then high-pressure water crushing and cooling are carried out to form even mixed powder particles, and the mixed powder particles are processed into the electric contact material through the procedures of drying, ingot pressing, extruding and the like. Compared with a traditional powder metallurgy process, the silver metallic oxide electric contact material has the remarkable advantages that the distribution evenness of dispersion strengtheningphase particles in a silver matrix is high, the bonding strength of the dispersion strengthening phase particles and the silver matrix is high, the preparation process is green and environment-friendly, and the production period is short.

When a mobile terminal communicates by radio with another mobile terminal in a corresponding sector, a power calculating unit of a communication system controls the transmission power to the mobile terminal accessing a task according to a control command. A power control unit issues a control command to power calculating units to control all the transmission powers to the mobile terminals in sectors at a time. Thus the interference in a cell composed of sectors is reduced and the uneven traffic is solved when a mobile terminal communicates by radio with another mobile terminal in each sector.

Primitive cells, which are circuit patterns of the constituent elements of a semiconductor device, are arranged in the element formation area of a semiconductor device, and at least one fill cell with a diffusion layer and no wiring, is arranged in the vacant areas that are generated in the element formation area after the primitive cells have been arranged.

The invention discloses a silver-nickel or silver-iron electric contact material and a preparation method thereof. Powder preparation and powder mixing integrated equipment is adopted, an upper-layerspraying disc is in communication with a powder spraying device, a lower-layer spraying disc is in communication with high-pressure water, dispersion strengthening phase mixed powder is loaded into the powder spraying device, and in the process of preparing silver powder through high-pressure water atomization, the dispersion strengthening phase mixed powder is sprayed into a silver solution by inert gas on a carrier, the solid dispersion strengthening phase mixed powder is wrapped by high-temperature liquid silver to form stable metallurgical bonding, then is crushed and cooled by high-pressure water to form uniform mixed powder particles, and the mixed powder particles are processed into the electric contact material through the procedures of drying, ingot pressing, extruding and the like. Compared with a traditional preparation process, the preparation method has the remarkable advantages that the distribution uniformity of the dispersion strengthening phase particles in the silvermatrix is high, the bonding strength of the dispersion strengthening phase particles and the silver matrix is high, the manufacturing process is green and environmentally friendly, and the productionperiod is short.

The invention discloses a rare earth additive for hard alloy. The rare earth additive for hard alloy is rare earth-binder phase alloy powder with a granularity smaller than 10mum, and the weight percentage of components of the raw materials are as follows: 60-99 percent of binder phase raw material and 1-40 percent of rare earth, wherein the binder phase raw material is formed by Co, Mn and M, and M is at least one out of Ni, Fe, Cr, V, Cu and Al. Two preparation methods are available for the rare earth additive. The first preparation method comprises the steps of casting the binder phase raw material and the rare earth into ingot, smashing the ingot into blocks with size smaller than 20mm, performing homogenizing annealing to the blocks under vacuum condition, or performing rapid quenching to the blocks in an electric-arc remelting rapid quenching furnace to form a rare earth-binder phase alloy thin strip and performing hydrogen absorption, and carrying out ball-milling smashing to the product treated by hydrogen absorption under the protection of argon. The second preparation method comprises the steps of casting the binder phase raw material and the rare earth into ingot, smashing the ingot into blocks with size smaller than 20mm, and performing atomization to the alloy blocks after the alloy blocks are smelted into alloy melts, so as to form atomized powder.

The invention relates to a ship loading operation system, a control method and device and computer equipment. The ship loading operation control method comprises the steps that a material throwing shovel of a ship loader is controlled to carry out ship loading on a target loading point in a preset working posture; and if the actual loading capacity of the target loading point is matched with the simulated loading capacity corresponding to the target loading point, the ship loader is controlled to move to the next loading point, the next loading point serves as the target loading point, the step of controlling the material throwing shovel of the ship loader to carry out ship loading on the target loading point in the preset working posture is executed again, and the total loading capacity of goods entering a cabin is matched with the simulated total loading capacity. The total simulation loading amount and the simulation loading amount of each loading point are obtained according to ship loading operation simulation of a preset loading height carried out by the material throwing shovel of the ship loader in a preset working posture. The phenomenon of uneven material distribution caused by observation is eliminated, and the distribution reasonability of the materials in the cabin is improved.

The application relates to a ship loading operation system, control method, device and computer equipment. The loading operation control method includes: controlling the throwing shovel of the ship loader to load the target loading point with a preset working posture; if the actual loading amount of the target loading point matches the simulated loading amount corresponding to the target loading point, then control The ship loader moves to the next loading point and takes the next loading point as the target loading point, and returns to control the throwing shovel of the ship loader to load the target loading point with the preset working posture to continue until the cargo entering the cabin The total loading of matches the simulated total loading. Among them, the total amount of simulated loading and the simulated loading of each loading point are obtained according to the simulation of the ship loading operation at the preset loading height with the throwing shovel of the ship loader at the preset working posture. It eliminates the phenomenon of uneven material distribution caused by observation, and improves the rationality of material distribution in the cabin.

The invention provides a quantitative research method for Dong e e-jiao, Fupai e-jiao and deer-horn gelatin, which relates to the technical field of e jiao quantitative research. The quantitative research method for Dong e e-jiao, Fupai e-jiao and deer-horn gelatin comprises the following steps: S1, firstly, an MSC spectrum preprocessing algorithm is established; S2, a BP-ANN modeling method is established; S3, samples are prepared, wherein the samples comprise 24 batches of samples of Dong e e-jiao, Fupai e-jiao and deer-horn gelatin; and S4, the sample is placed in a sample cup, the sample cup is ensured to be covered with the sample, an original spectrum of the sample is obtained by using a GSA102 type near-infrared spectrometer, and pretreatment is carried out by using an MSC algorithm. The MSC method can effectively eliminate the scattering influence caused by uneven particle distribution and particle size, and is especially suitable for powder near infrared spectrum pretreatment;the BP-ANN has the capabilities of autonomous learning and parallel processing, and the modeling method is relatively high in prediction accuracy.