79results about How to "Flexible production methods" patented technology

The invention discloses milk-tea powder as well as a preparation method thereof, which is prepared by fresh milk, white sugar, non-dairy creamer, green brick tea, and solid essence powder according to a certain proportion. The preparation method comprises the following steps: A. comminution: the brick tea is comminuted into superfine tea powder; B. mixture: a proper amount of the fresh milk is taken and heated by a plate heat exchanger, via a water-powder mixer, the tea powder, the white sugar, the non-dairy creamer, and the solid essence powder are added and stirred circularly, and the rest raw milk is added; C. sterilization; D. concentration: the material is sterilized and concentrated by a double effect falling film vacuum evaporator to obtain the concentrated material; E. spray drying: the concentrated material is sprayed and dried by a high pressure pump; F. redrying by a fluidized bed to obtain the milk-tea powder. The milk-tea powder has reasonable formula, convenient drinking, easy method and simple technique, thereby minimizing the energy consumption in the milk-tea processing technique, shortening the productive time with enhanced stability of the milk-tea quality, and increasing the utility ratio of the tea in the milk-tea manufacturing process without waste and pollution.

A process for preparing the non-dendritic semi-solid alloy by low-voltage pulse electric field includes such steps as smelting alloy in crucible, holding its temp, connecting the positive and negative outputs of a pulse power supply respectively to both end of molten alloy, applying a pulse electric field to the molten alloy, and solidifying. Its apparatus is composed of pulse electric field generator, pulse electric field applicator, and heating-insulating unit.

The invention relates to a semisolid alloy preparation method, in particular a method for preparing a spherical primary crystal semisolid alloy through centrifuging and chilling. The method comprises the following steps of: first, melting the alloy to a certain temperature; and then pouring the melt in a centrifugal barrel; throwing the melt to the inner wall of a chilling barrel after rotating the melt through centrifugal force; carrying out mixed convection on the melt in the centrifugal barrel under the double effects of centrifugal force and chilling force; and finally, obtaining a non-dendritic semisolid alloy blank or slurry with spherical or granular primary phase under the mutual effect of numerous nucleation and dendrite breaking of the outer barrel. The method for preparing the spherical primary crystal semisolid alloy through centrifuging and chilling, provided by the invention, has the characteristics of simple equipment, high production efficiency, wide application range of alloy, fine and rounded primary phase with semi-solid structure and the like, and can be used for the preparation and molding production of the metal semisolid alloy.

The invention discloses a hydrogenation modification method for coking gasoline and diesel distillates. A coking gasoline and diesel raw material is mixed with heated hydrogen and then introduced to pass through a low-temperature hydrorefining reactor and a hydrogenation modification reactor in sequence; a reaction effluent is separated and modified, and obtained liquid is distilled to obtain gas, gasoline, kerosene and diesel. In the method disclosed by the invention, a process flow of mixing hydrogen behind a furnace is adopted, the heating furnace is only used for heating the hydrogen, the mixed raw material does not pass through the heating furnace, and the temperature of the reactor is controlled based on the quantities of hot hydrogen and cold hydrogen. Compared with the prior art, the hydrogenation modification method disclosed by the invention has the advantage of saving equipment investment and being flexible in production scheme, can be used for flexible production by adjusting process conditions and production distribution according to the differences of raw material properties and product schemes; by implementation of hydrogen mixing behind the furnace, the coking raw material can be effectively prevented from being coked at a furnace tube; and by arrangement of a low-temperature protective agent reactor, olefin saturation is performed at lower temperature so as to reduce coking, meanwhile, coke powder is distributed at a protective agent bed as uniform as possible, so that the long-term operation of a hydrogenation device is ensured.

The invention discloses a hole flanging method and dies for forming a high flange on a thin plate. The hole flanging method comprises the following steps of: extruding a taper hole, flanging the hole reversely and setting molding, namely extruding the taper hole which does not pierce a sheet metal, flanging the taper hole reversely, and drawing to form a high flange which is subjected to the hole flanging. According to the dies for forming the high flange on the thin plate, hole prepressing and hole flanging can be performed by using two sets of dies, and disposable hole prepressing and hole flanging also can be performed by using a set of dies. According to the hole flanging method and the dies, scrap materials are avoided, the height of the flange formed by the hole flanging is high, and the extruded taper hole can prevent materials from cracking during post-hole flanging, so that a pointed sharp corner is not formed at the margin of the flange which is subjected to the hole flanging, and potential safety hazards are avoided; a production mode is flexible, namely the flange can be formed by two-time hole flanging and also can be formed directly by one-time hole flanging; and the dies for the process have a simple structure, so that the improvement of the machining efficiency is facilitated.

The invention relates to a washable type flame-retardant shading polyester fabric and a production method thereof, and belongs to the technical field of functional fabrics. The method includes: taking non-flame-retardant polyester filaments as warps and flame-retardant polyester filaments 5000-7000ppm in phosphorus content as wefts, interweaving the warps and the wefts to form gray fabric of a double-side-satin middle-weft structure, wherein the warp count in the gray fabric is 80-165/cm, and the weft count is 20-45/cm; subjecting the woven gray fabric to one bath dyeing via a flame retardant, taking disperse dye as dye, and adding a one bath flame retardant 0.3-10.0% of the weight of the gray fabric into bath liquid; dying at the temperature of 125-135 DEG C for 30-50minutes, and cooling after dyeing prior to finish dyeing. The shading fabric produced by the method is excellent in fabric quality, good in flame retardation and low in cost.

The invention relates to a screen printer which can be applied to various inks. The printer comprises a machine frame, a station frame, a driving device, a swing frame and a printing device, wherein the station frame is fixedly arranged on the machine frame, the swing frame is located below the station frame and is connected to the driving device so as to convey a workpieces through reciprocatingmotion, and the printing device is located above the station frame; and the station frame comprises a front support and a rear support which are located at the two ends of the workpiece respectively,and a processing station and a discharging station which are sequentially arranged in the front support and the rear support respectively. According to the multifunctional screen printer, the discharging station is equipped, rotary discharging can be realized, the printer is suitable for UV ink needing pre-treatment and post-treatment, and is also suitable for low-cost common ink, so that the application range is expanded; and the printer can be suitable for screen inks including the common ink and the UV ink, so that the application field of the printer is further expanded.

The invention discloses an inferior diesel oil hydro-upgrading and hydrofining combined process. A diesel oil raw material is fractionated to obtain a light fraction and a heavy fraction; the light fraction is subjected to extraction with aromatic hydrocarbon to obtain a light aromatic hydrocarbon fraction and a light non-aromatic hydrocarbon fraction; the heavy fraction enters a hydrofining reactor, and the material passing through a first hydrofining catalyst bed layer is divided into two streams; one material stream enters a separator, and the obtained liquid is extracted out of the hydrofining reactor and enters a hydro-finishing reactor together with the light aromatic hydrocarbon fraction for a hydro-finishing reaction; the other material stream is mixed with the light non-aromatic fraction and then flows downwards through a second hydrofining catalyst bed layer; a hydrofined material flow enters a hydro-upgrading reactor; and a hydro-upgrading reaction product and a hydro-finishing reaction product are respectively subjected to gas-liquid separation and fractionation to obtain high-quality diesel oil products and high-quality FCC feed materials. The invention provides the hydrogenation combined process for simultaneously producing more than two kinds of diesel fractions with different purposes on a set of hydrogenation process equipment.

The invention relates to a device and method for printing a three-dimensional pattern in form of varnish spraying. The device and method for printing the three-dimensional pattern in form of the varnish spraying comprises a printing machine tool and a controller, wherein the printing machine tool is provided with a printing table used for bearing a substrate, a negative pressure adsorption mechanism is arranged in the printing machine tool, and a plurality of adsorption holes communicated with the negative pressure adsorption mechanism are uniformly formed in the printing table; a plurality ofinkjet printing mechanisms are arranged on the printing machine tool, and curing devices are arranged on the printing machine tool; and the controller is electrically connected with the inkjet printing mechanisms, and the controller is electrically connected with the curing devices for controlling the opening and closing of the curing devices. A code spraying mode is adopted by the inkjet printing mechanisms, the jet printing ink can be firmly attached to any substrate, a traditional production mode is exceeded as the production mode is more flexible, variable data are applied, and even one piece of paper can be arranged for printing, so that the requirements of the lowest number threshold for printing is greatly lowered, the needs of blind people for personalized products are met, and the user experience of the blind people is improved.

The invention relates to a hot extrusion forming method of a stainless steel rail. A hot extrusion forming system comprises machining equipment, heating equipment, lubricating equipment, hot extrusionequipment, a cooling bed, heat treatment equipment and inspection equipment. The hot extrusion forming method comprises the following steps: (1) blank processing: sawing a forged polished blank roundsteel, lathing and polishing the outer surface; (2) induction heating: heating the blank by a multi-section heating and temperature equalizing method; (3) tool and mold preparation: adopting an extrusion mold with the same hole pattern as the steel rail; (4) lubricating: lubricating the outer surface of the blank and extrusion mold glass; (5) hot extrusion: performing hot extrusion on the blank to form the steel rail; (6) cooling: carrying out air cooling on the extruded steel rail; (7) heat treatment: performing heat treatment on the steel rail; and (8) inspection: inspecting the surface quality, size, mechanical property and physicochemical property of the steel rail. By reasonably integrating the production process, the production process is optimized, the produced stainless steel railmeets the quality requirement, the production cost is reduced, and the economic efficiency of enterprises is improved.

The invention belongs to the field of fuel cell manufacturing equipment, and provides a frame for a fuel cell membrane electrode and a frame and membrane bonding system, the system comprises a membrane system, a lower frame system and an upper frame system, the system realizes production continuity, and the membrane system, the lower frame system and the upper frame system are structurally improved, and the bonding effect of the film and the frame is improved. Before the membrane is coated with the catalyst, an assembly with a double-sided frame is formed for the membrane, the product is a membrane electrode assembly early-stage intermediate product which is connected by a coiled material frame material and can be folded and packaged or continuously conveyed, the membrane electrode assembly early-stage intermediate product can be subsequently conveyed to be coated with the catalyst to form a five-in-one product, and then the five-in-one product and a diffusion layer form a seven-in-one product; in the process, connection of each single piece of the product is kept, favorable conditions are provided for production continuity, and the catalyst layer has neat edges on the membrane.

The present invention relates to preparation process of magnesium alloy with raised mechanical performance, and is especially preparation process of calcium-adding fireproof magnesium alloy in magnetic field. During smelting, calcium in the amount of 2-5 wt% of the alloy is added into magnesium alloy to avoid oxidation and burning of the alloy during smelting and casting, and the alloy melt is solidified in magnetic field of 0.2-1.0 T to avoid oxidation and burning of the alloy during smelting and casting and raise the strength and plasticity of the alloy. The present invention has simple apparatus and convenient operation and can raise the mechanical performance of magnesium alloy at normal temperature and high temperature.

The invention discloses a multi-mode energy-saving hot-rolled strip steel production line. The multi-mode energy-saving hot-rolled strip steel production line mainly involves a continuous casting tundish, a mold, a descaling machine 3, a roughing mill, a swing shear, an intermediate billet manipulator, a hot coil box, a rolling shear, a scrap steel removing device, a soaking pit furnace, an intermediate cooling device, a descaling machine 12, a finishing mill, a laminar cooling device, an induction soaking device, a flying shear and a recoiling machine, wherein the intermediate cooling deviceis arranged between the soaking pit furnace and the finishing mill, the scrap steel removing device is arranged behind the rolling shear, the scrap steel removing device do not communicate with the soaking pit furnace, the movable hot coil box is arranged between the intermediate billet manipulator and the rolling shear, and the induction soaking device is arranged between the laminar cooling device and the flying shear; and a using method comprises the following steps of smelting; casting into a blank; descaling for the first time; rough rolling; heating; cooling; descaling for the second time; finish rolling; cooling; electromagnetic induction heating; and coiling. The method not only has austenite rolling, but also can realize ferrite rolling, single-billet rolling and continuous rolling can be further achieved, and a product is uniform in mechanical property, low in comprehensive energy consumption and wide in thickness coverage range.

The invention relates to the technical field of ocean renewable energy utilization, and particularly discloses an external gas-liquid cabin and a wave energy power generation device. The external gas-liquid cabin is used for being arranged on the outer side of a floating body, and the wave energy power generation device comprises the floating body, the external gas-liquid cabin arranged on the outer side of the floating body, and an air turbine and a power generator system arranged on the external gas-liquid cabin. The external gas-liquid cabin is arranged on the outer side of the floating body, the space of the top of the floating body is not occupied, meanwhile, an existing ocean buoy or floating body can be conveniently transformed, and the existing ocean buoy or floating body is additionally provided with a wave energy power generation function to supplement electric energy supply; and due to the fact that transformation of the existing ocean buoy or floating body can be achieved through low cost and a simple process, industrial popularization of the technology is facilitated.