66results about How to "Extended processing cycle" patented technology

The invention relates to a method and device for ceramic denture 3D printing suitable for light curing molding and belongs to the technical field of tooth making. According to the method, through scanned tooth data and data processing, data of each layer of image after a data model to be printed is sliced are obtained and transmitted to a control system, a liquid supplementing action is controlled through the control system so that the liquid level of a base material can be always kept at the preset height, the base material is configured by photosensitive resin and ceramic powder according to the ratio, and the control system controls completion of stirring of supplemented liquid after liquid supplementing; and a bottom projection manner is adopted for printing, slice images of each layer of image are projected successively, light source exposure is conducted, and curing is completed layer by layer. The method and device have the beneficial effects that the making process is simple, the making efficiency is high, the consumption of materials is low, the making precision is high, and the match is good.

The invention provides a low-damage processing method of film holes in a single crystal high-pressure-turbine hollow blade of an aircraft engine. The low-damage processing method comprises the following steps: wiping the surface of the blade through degreasing cotton with absolute alcohol; transferring into a drying box to dry; arranging a clamp on a machine table, and aligning; assembling the dried blade on the clamp and locking; presetting scanning system parameters; scanning the blade; saving axis moving coordinate value of each hole to be processed under an automatically-generated machine coordinate system as a *.xls file; importing and generating a hole position file; performing compensative correction on the deviation value of a focus position of the hole to be processed; and setting the optimized laser processing technological parameters through a main processing interface. With the adoption of the low-damage processing method, the processed hole is outstanding in quality; a remelting layer, microcacks and recrystallization can be avoided after the single crystal material is processed, so that subsequent processing can be saved, and as a result, the fatigue life and the processing cycle of the blade can be prolonged and improved; the ablation threshold of the single crystal material can be effectively reduced; the recrystallization of the single crystal material can be avoided.

Aluminium (zirconium)-carbon long nozzle, submerged entry nozzle and monolithic stopper refractory products for continuous casting are prepared by taking corundum, flake graphite, light-burnt alumina, fused mullite-zirconia, fused stabilized zirconia, silicon carbide and silicon powder as the raw refractory materials and phenolic resins as the adhesives through the procedures of material mixing, cold isostatic pressing, fine lathing and anti-oxidization coating spreading. The refractory products dispense with the high-temperature burning process, lower the cost per ton, reduce the labor intensity and speed up the processing cycle.

A silicate-free alkaline aqueous developer composition has a pH of at least 12 and comprises a metal cation M²⁺ selected from barium, calcium, strontium, and zinc cations, and a chelating agent that has a complex formation constant (log K) for the metal cation of at least 3.5 and less than or equal to 4.5, and a log K for aluminum ion that is 7 or less. This developer composition can be used to process positive-working lithographic printing plate precursors to provide lithographic printing plates.

The invention discloses a layered parallel translation type solid organic waste biological treatment bed. The layered parallel translation type solid organic waste biological treatment bed, and applications thereof comprises a layered frame; each layer of the layered frame is provided with a transmission belt, and a transmission device which is connected with the transmission belt via transmission connection; the two sides of each transmission belt are provided with raised skirt edges. The invention also discloses an application method of the layered parallel translation type solid organic waste biological treatment bed. According to the application method, solid organic waste is delivered into a premixer, and plant material powder and hermetia illucens larvas are delivered into the premixer; an obtained mixture is subjected to transformation for 1 to 2 days on the layers, and then discharging is carried out so as to collect the mixture by a container under the layered frame. The layered parallel translation type solid organic waste biological treatment bed is capable of reducing occupied area, increasing treatment efficiency, shortening treatment cycle, reducing energy consumption, and is convenient for operation and maintenance; treatment is complete; and no secondary pollution is caused.

The invention discloses a machining method for utilizing a radial forging machine for producing a multi-step cold-rolled work roller blank, and belongs to the technical field of metallurgical machinemanufacturing. After electric furnace smelting, LF furnace refining and VD vacuum treatment, fire cutting, annealing, surface shot blasting, coal gas baking and electroslag remelting are conducted tomanufacture an MC6B multi-step cold-rolled work roller blank electroslag ingot; then, annealing and surface cleaning are conducted, and the gas furnace heating heat preservation time is larger than orequal to 24 h; then, arc upsetting plate upsetting, first-time furnace returning heating, upper flattening, lower V-shaped anvil drawing-out, second-time furnace returning heating and radial forgingmachine forging are conducted to manufacture an MC6B multi-step cold-rolled work blank roller blank; and finally, hot saw cutting, normalizing after water cooling, two-segment type spheroidizing annealing and nondestructive inspection checking are conducted, and the radial forging machine is utilized for producing the multi-step cold-rolled work roller blank. According to the machining method, forge piece allowance of a produced roller blank forge piece is small, the machining time is shortened, accordingly, the forge piece technology weight is reduced, and the manufacturing cost is saved.

The invention relates to the technical field of radars, in particular to a rapid super-resolution tracking method for an automobile millimeter-wave radar. The system comprises a planar array antenna,a radio frequency front end, a signal preprocessing module, a constant false alarm detection module, a target detection module, a super-resolution direction finding module and a tracking processing module. By means of the angle measurement and target detection tracking method of the system, the MIMO array radar can have the target super-resolution capacity on the basis of rapid direction finding,the requirement of the automobile millimeter wave radar for real-time performance is met, and the processing period is prolonged.

To provide a technique to reduce power consumption when carrying out image processing by processors. For the purpose of this, for example, a means for specifying a two-dimensional source register and destination register is provided in an operand of an instruction, and the processor includes a means which executes calculation using a plurality of source registers in a plurality of cycles and obtains a plurality of destinations. Moreover, in an instruction to obtain a destination using a plurality of source registers and consuming a plurality of cycles, a data rounding processing part is connected to a final stage of a pipeline. With such configurations, the power consumed when reading an instruction memory is reduced by reducing the access frequency to the instruction memory, for example.

The invention discloses a modularization positioning fixture and a positioning fixture assembly. The modularization positioning fixture comprises a pressure head, a first connecting plate, a first clamping air cylinder and a dustproof cover; one end of the pressure head is hinged to the front end of an extending rod of the first clamping air cylinder, and the middle portion of the pressure head is hinged to the first connecting plate; and the periphery of the extending rod of the first clamping air cylinder is surrounded by the dustproof cover. The modularization positioning fixture is simple in structure and small in size; moving parts are effectively protected, and the service life of the fixture is prolonged; the modularization positioning fixture is convenient to install, safe in use and high in efficiency; and standard modules are directly called, the machining period is short, the cost is low, and the opening angle of the fixture is large.

The invention discloses a machining method for the polishing process of an RB-SiC optical element. The machining method for the polishing process of the RB-SiC optical element comprises the steps that fine-grinding polishing of the RB-SiC optical element is achieved through the inductive coupling plasma polishing technique firstly, then a planarized nano-layer is deposited on the optical surface through the radio frequency magnetron sputtering surface planarization technique, and finally ultra-smooth surface machining of the optical element is achieved through the ion beam polishing shape-correction technique with the assistance of the free-radical microwave plasma polishing technique. Compared with the prior art, the plasma polishing technique is adopted by the novel machining method for polishing the RB-SiC optical element to replace a traditional optical machining method, the preparation technique of the planarized nano-layer and the ion beam shape-correction polishing technique are combined, the machining cycle of the large-diameter RB-SiC optical element is greatly shortened, and machining method for the polishing process of the RB-SiC optical element has the characteristics of high efficiency, high precision and low loss.

The invention provides a primary frequency regulation device of a thermal power generating unit. The device is characterized by comprising a generator set (1), a steam turbine (2), a coal-fired boiler (3), a primary frequency regulation control device (5) and a decentralized control device (6). One end of the generator set (1) is connected with the steam turbine (2), the steam turbine (2) is connected with the coal-fired boiler (3), the other end of the generator set (1) is connected with the primary frequency regulation control device (5) through a voltage mutual inductor (4), the primary frequency regulation control device (5) is connected with one end of the decentralized control device (6), and the other end of the decentralized control device (6) is connected with the steam turbine (2) and the coal-fired boiler (3) respectively. The device is simple in connection and convenient to use, and high-speed high-precision acquisition of power grid frequency signals can be achieved.

The invention discloses a quantitative calibration method, a computing device and a computer readable storage medium. The computing device may be included in a combined processing device, and the combined processing device may also include an interface device and other processing devices. The computing device interacts with other processing devices to jointly complete computing operation specified by a user. The combined processing device can further comprise a storage device, and the storage device is connected with the computing device and the other processing devices and used for storing data of the computing device and the other processing devices. According to the scheme, new quantization difference measurement is used for optimizing quantization parameters, so that certain quantization reasoning precision is kept while various advantages are achieved through quantization.

The invention discloses a green prickleyash drying method in the technical field of processing of green prickleyash. The green prickleyash drying method comprises the working procedures of performing classification, performing microwave fixation, performing water-bath cleaning, performing refrigerating, performing loading, performing drying, performing discharging and performing packaging. The green prickleyash drying method comprises the specific steps of S1, performing classification; S2, performing microwave fixation; S3, performing water-bath cleaning; S4, performing refrigerating; S5, performing loading; S6, performing drying; S7, performing discharging; and S8, performing packaging. The scientific green prickleyash drying method is adopted, and drying is performed twice, so that the water content in green prickleyash can be accurately controlled; the processing period is short, a heating manner of a heat pump drying machine is utilized, the heating time is short, the quality is good, the product color is good, the internal quality is good, the energy consumption rate is low, industrialized drying and processing requirements of green prickleyash can be met, besides, the processing period of the green prickleyash can be prolonged, and the use efficiency of equipment is improved.

The invention discloses a preparation method of a high reflection solar cell back plate film. The method comprises: a twin-screw extruder is used to respectively prepare an adhesive layer master batch, a barrier layer master batch and a high reflection master batch; four single-screw extruders are used to extrude lip films of the three master batches melted under the 250 degrees Celsius from the casting heads; a non-woven fabric layer is added to two barrier layers to be used as a base layer, so that the lip films is extruded and casted onto the surface of the non-woven fabric layer to form one piece, and after the lip film is cooled down to room temperature by cooling rolls, the high reflection solar cell back plate film is achieved.

A machine tool system includes: a machine tool for machining a workpiece set on a table using a tool attached to a spindle; and a robot for gripping the workpiece. The robot is installed on the table and performs a setting operation for setting the workpiece on the table and a clamping operation for clamping the workpiece.

The invention discloses a synthesis method of 1, 1, 1-trichloroethane and belongs to the technical field of chemical synthesis. The synthesis method includes following steps: using 1-chloro-1, 1-difluoroethane and hydrogen fluoride as raw materials for liquid-phase fluoridation, wherein a liquid-phase fluoridation catalyst is one of or a mixture of tetravalent tin compound and halogenosulfonic acid. Before feeding, a mixture of a liquid-phase catalyst and hydrogen fluoride is heated to obtain an active catalyst; a fluoridation separation process is adopted, so that side reaction can be controlled effectively, reaction conditions are mild, conversion rate and selectivity are high, the conversion rate reaches higher than 99.6%, and the selectivity reaches 99.9%. A liquid-phase fluoridation catalyst system is adopted, so that corrosion speed of a reactor material can be controlled effectively, service life is long, and operation is safe and reliable.

The invention relates to a continuous-casting and continuous-drawing processing technique of an N6 nickel alloy wire. The continuous-casting and continuous-drawing processing technique is characterized by comprising the following steps: during smelting and drawing, charging nitrogen into an upper space of melted metal; putting an electrolytic nickel plate and N6 alloy leftovers together into an intermediate-frequency smelting furnace; simultaneously adding graphite carbon of which the weight is 0.1 percent of the weight of the electrolytic nickel plate; controlling the temperature to be 1470+/-20 DEG C to melt the metal; adding NiMg alloy according to a proportion of 0.4Kg/100Kg for degassing; keeping the temperature; starting continuous-casting of a lead wire; regulating the ratio of pulse rotation length to stagnation distance to be 7:3 and regulating the drawing speed to be 2m/min to 5m/min; synchronously adding cooling water of which the pressure is 0.08Mpa to 0.12MPa. The continuous-casting and continuous-drawing processing technique of the N6 nickel alloy wire has the beneficial effects of reducing a plurality of processing steps such as peeling of a blank material, hot-rolling blooming and primary draw-molding of a wire ingot, prolonging the processing period of the wire and improving the comprehensive rate of finished products, and also lowering the processing cost of the wire.

The invention, which belongs to the field of mobile phone parts and a processing method thereof, discloses a processing technique of a mobile phone shell, a mobile phone shell, and a mobile phone, thereby solving a problem of high production cost of the existing mobile phone metal shell. The processing technique is implemented by the following steps that: a to-be-processed component is split into an internal structural component and an external structural component; the external structural component is processed by in-mould insert injection molding to form an external component of a mobile phone shell; the moulded internal structural component and the external component of the mobile phone shell are fixed to form a mobile phone shell. The provided mobile phone shell is manufactured by using the processing technique. Besides, the provided mobile phone includes the mobile phone shell. Therefore, with the processing technique, the processing efficiency of the mobile phone shell can be improved; the processing period can be shortened; and the processing cost can be lowered. The mobile phone shell and the mobile phone having the same have advantages of low mobile phone manufacturing cost, high production efficiency, and beautiful and elegant appearance and are suitable for large-scale popularization and application.

The invention belongs to the technical field of roll shaft manufacture, and provides a manufacturing method of a sugarcane press roll. The sugarcane press roll comprises a roll shell and a roll shaft, the roll shell is tightly fixed on the roll shaft through shrink fit and clearance fit, the roll shell comprises roll teeth, a shell body and a support frame, the shell body of the roll shell is formed by conducting roll forming on a steel plate, the annular support frame is welded to the interior of an inner cavity of the shell body to form a roll shell inner hole, the roll teeth are welded to the outer side face of the shell body, machining is conducted on the roll teeth and the roll shell inner hole, and the roll shaft is sleeved with the roll shell in a shrink fit mode through the roll shell inner hole. According to the manufacturing method of the sugarcane press roll, the prominent problems that for traditional roll shell manufacture, a large number of raw materials are needed, the manufacturing time is long, the processing cost is high, the service life is short, the maintenance is difficult, and the maintenance cost is high are solved; the sugarcane press roll which is short in processing period and low in processing cost is provided for sugar enterprises.

The invention belongs to the technical field of traditional Chinese medicine processing methods, and provides a traditional Chinese medicine preparation for treating piglet dyspepsia and a preparation method thereof. The traditional Chinese medicine preparation for treating piglet dyspepsia comprises the following raw materials: 18-25 parts of scutellaria baicalensis, 10-15 parts of pericarpium citri reticulatae, 10-15 parts of pericarpium citri reticulatae viride, 11-17 parts of rheum officinale, 9-17 parts of rhizoma anemarrhenae, 4-17 parts of medicated leaven, 10-22 parts of rhizoma acori graminei, 8-13 parts of caulis bambusae in taeniam, 10-13 parts of cortex moutan, 2-13 parts of polygala tenuifolia and 5-14 parts of tabasheer. Traditional Chinese medicinal materials are rationally selected for combination according to the compatibility principle, and the whole formula is non-toxic and free of residual, has a good effect of treating the piglet dyspepsia, is harmless to the health of the piglet, and meanwhile is conducive to improving the immunity of the piglet and promoting the growth of the piglet.