61results about How to "Improve first-time yield" patented technology

The invention provides a preparation method of stomachic pill with cyperus and amomum, including following steps: banksian rose, amomum fruit, astraolylis lancea formalyrata, dried old orange peel, tuckahoe, pinellia(processed), autgrass galingale rhizome(processed with vinegar), fruit of immature citron(sauted), round cardamom(decladded), bark of official magnolia( baked with ginger),patchouli and liquorice are respectively pulverized and mixed at first, then through the steps such as adding adhesive, granulating, drying, finishing granule, pelleting and lagging cover orderly, the product can be obtained; the adhesive is decoction solution of ginger and jujube. The preparation method has the advantages of simple technology and convenient operation, moreover, the finished product has steady quality, and compared with the former stomachic pill with cyperus and amomum, the stomachic pill with cyperus and amomum can shorten dissolving time by over 70 to 90 percent, thereby the medicine can be absorbed faster, and the contents of magnolol and honokiol are higher, thus solving the problem of nonuniform size of the pellet prepared by the water-pill method, and the dosage of the medicine can be more exact; at the same time, the invention also increases rate of finished products at one time.

The invention provides a method for preparing a digestion-promoting pill, including the following steps: crushing betelnut, fried morning glory seed, dried orange peel, costus root, officinal magnolia bark( processed with ginger), common burreed tuber ( processed with vinegar) and chinese honeylocust abnormal fruit respectively; mixing the powders; producing the mixed powder into grains and pressing the grains. By adopting pressing, the invention is simple in process and convenient in operation. The finished product is stable in quality, and the time of dissolvement is shortened by over 70 to 95 percent compared with the original digestion-promoting pills, so that the absorption of the medicine is quicker and the content of the magnolol is higher, thus solving the disadvantage that the pills made by water pill method are not even in size. The dose of the medicine is more accurate; meanwhile, the one-time finish rate is improved.

The invention relates to a production process of a direct type backlight LED lamp strip. The production process comprises the process steps of automatic plate mounting, printing, piece pasting, on-line code-spurting, pre-furnace inspection, high-temperature reflow soldering, post-reflow inspection, adhesive dispensing, LENS sticking, low-temperature curing, pressure testing, light testing, opticaltesting, board separation and packaging. Common inspection conveyors and cooling inspection conveyors are arranged between all the process steps to replace a previous production mode which needs three small production lines, a complete production line is combined to achieve efficient and stable production of the direct type LED backlight lamp strip, and the production efficiency is improved greatly; and in addition, the process production line is further provided with a plurality of testing platforms for testing LEDs, the first yield of production is improved greatly, feeding is achieved at the front end, a finished product lamp strip with stable quality can be directly and efficiently produced at the rear end, the turnover time for up and down the line of the product is reduced, the labor cost is saved, material is prevented from being mixed, and the working efficiency is improved.

The invention discloses a system and a method of a numerical control machine tool. The system comprises a machining program system, a servo driving system, a machine tool main body, an intelligent assistant system and a numerical control device for controlling the machining program system, the servo driving system, the machine tool main body and the intelligent assistant system. Through setting of the intelligent assistant system, the machining precision of the existing numerical control lathe can be greatly improved, and the labor intensity of an operator is reduced. The system and the method have the advantages that the one-time finished product rate of machining parts is high, the overall machining efficiency is greatly improved, and the labor cost is properly reduced; based on security considerations, a certificate seriously-open operation mode is uniquely designed, the overall security factor of the numerical control lathe is greatly improved, and maloperation by an non operator or unexpected loss brought by subjective destruction of human factors can be avoided.

The invention relates to a system for eliminating a fiber-optic gyroscope dead zone, and the system is characterized in that one output of a signal detection circuit is connected with a Y waveguide, and the other output of the signal detection circuit is used as a gyroscope output signal; the signal detection circuit comprises a pre-amplifier, an A/D circuit, an FPGA, a D/A circuit and a post-amplifier; the output of the post-amplifier is transmitted to the pre-amplifier and the Y waveguide; the FPGA outputs a gyroscope output signal and outputs a feedback signal to the D/A circuit; in the closed-loop process of the FPGA, a compensation phase shift is added, and the introduced compensation phase shift needs to be greater than a peak-to-peak value of the equivalent phase shift caused by crosstalk, and the compensation phase shift does not bring additional output to the gyroscope. The problem of the one-time yield of the fiber-optic gyroscope caused by the dead zone of a signal detectioncircuit board is solved.

The invention relates to a fractionation device, method and system for preparing high-purity fractions by monitoring temperature, and belongs to the technical field of chemical synthesis equipment and a synthesis method. The fractionation device comprises a fractionation column, fillings and temperature sensing control equipment, wherein the fillings are filled in the fractionation column; the temperature sensing control equipment comprises a resistance wire wound on the outer wall of the fractionation column and a data wire connected with the resistance wire; the data wire is connected onto a temperature control instrument; the temperature control instrument is connected with a temperature sensor; the temperature sensor is in contact with the outer wall of the fractionation column. The device, the method and the system have the beneficial effects that the temperature real-time control in the production process is realized; the primary finished product ratio of elemene is improved; the product quality of the elemene is stable; the elemene purity is improved.

The invention relates to the technical field of die pressing system structures, in particular to a die pressing system for pressing rare earth materials. The die pressing system comprises an upper die, a lower die and an oil supply system, an oil outlet of an oil pump is communicated with an upper die upper cylinder through an upper die reversing valve, an upper die lower cylinder is communicated with an oil tank through the upper die reversing valve, the upper die lower cylinder is communicated with the upper die upper cylinder through a rapid valve, the upper die upper cylinder is communicated with the oil tank through a pressure retaining valve A, the oil outlet of the oil pump is communicated with a lower die upper cylinder through a lower die reversing valve, a lower die lower cylinder is communicated with the oil tank through the lower die reversing valve, the oil outlet of the oil pump is communicated with the lower die lower cylinder through a pressure retaining valve B, and the lower die upper cylinder is communicated with the upper die lower cylinder through a pressure retaining valve D. According to the die pressing system for pressing the rare earth materials, the rare earth materials are subjected to die pressing through the upper die and the lower die, demolding is performed after retaining and progressively reducing of pressure, the phenomenon that the rare earth materials are cracked due to suddenly reduced pressure can be prevented after forming, the one-time finished product rate of products is greatly improved, and production costs are saved.

The invention relates to safe and environment-friendly type high-texture paint with bright pearl effect as well as a preparation method and an application of the paint. The paint comprises a first coating and a second coating, wherein the first coating comprises a first component, a second component and a third component; the first component is prepared from a solvent A, resin A, resin B, resin C, a dispersing agent, an anti-settling agent, a directional agent, a wear-resisting agent, an ultraviolet absorber, a leveling agent and a drier; the second component is bright pearl powder; the third component is prepared from a curing agent and a solvent B; the second coating comprises the first component and the third component, and the weight ratio of the first component to the third component in the second coating is equal to the weight ratio of the first component to the third component in the first coating; during construction, all that is required is to perform construction on the first coating and the second coating with a 2C1B method. Compared with the prior art, the paint has the advantages of being attractive, durable and simple to operate, facilitating construction, and the like.

The invention discloses tin ball production method and equipment for semiconductor packaging. The method includes feeding tin material into a melting furnace to melt and keeping the temperature of tin liquid at 250-450 DEG C; allowing melted tin liquid to flow into a preheated (preheating temperature and the tin temperature are identical) hemispherical turnplate at rotating speed of 500-3000 rev/min continuously and evenly through a guide pipe; emitting tin balls of uniform sizes from a nozzle of the turnplate to fall into a container carrying cooling liquid to cool and shape; and then washing, performing anti-oxidation treatment, screening, detecting and packaging to obtain products. The tin ball production equipment comprises three parts of the melting furnace, a pipeline and an emitting and shaping device. The manner of continuous feeding is adopted, production rate of the tin balls is increased greatly, and production quantity can be controlled flexibly; produced tin balls are uniform in particle size and high in roundness; and the equipment is simple, operation is facilitated, and production cost is low.

The invention discloses a retaining wall construction method and a retaining wall constructed through the same, and relates to the technical field of building construction. The retaining wall construction method and the retaining wall aim at solving the technical problems that an existing retaining wall is poor in internal structure quality, rough and uneven in exterior and poor in attractiveness. By means of the retaining wall construction method, attractiveness of the whole surface of the retaining wall can be effectively ensured, the one-time finished product rate is high, and the project quality is improved; due to the adoption of the shoving method, the repetitive actions of multiple times of mortar spreading can be reduced, and the construction efficiency can be improved; and meanwhile, the construction quality can be ensured, and the upstream face and the outer vertical face of the constructed retaining wall can be high in smoothness and firm and durable in structure. The method is simple in step and suitable for application and popularization. The invention further provides the retaining wall constructed through the retaining wall construction method, the retaining wall has a strong and firm internal structure and also has smooth and attractive appearance, the interior of the retaining wall is firm, the exterior of the retaining wall is attractive, the project effect can be effectively ensured, and the long-acting slope and edge protection effect is brought into play.

The invention particularly relates to a water jet cutting manufacturing method for a chip prevention plate which comprises a water jet cutting pretreatment process, a water jet cutting process, a water jet cutting aftertreatment process and a water jet cutting quality process control method; in the water jet cutting process, a chip prevention plate water jet cutting clamp is used for clamping a to-be-cut workpiece; garnet is adopted as a water jet cutting abrasive material; and the cutting precision is controlled. According to the water jet cutting manufacturing method for the chip prevention plate, it can be guaranteed that after water jet cutting of the chip prevention plate is completed, the product size precision and surface quality meet product manufacturing requirements.

The invention relates to an automobile wheel with inserts and an installation method of the inserts. The automobile wheel comprises a disc face, a center hole, bolt installation holes and spokes. The center hole is formed in the middle of the disc face, the bolt installation holes are evenly formed in the central disc face on the periphery of the center hole in the radial direction, and the center hole is used for containing an automobile axle coaxially. A plurality of spoke through holes are evenly formed in the portion, on the peripheries of the bolt installation holes, of the disc face at intervals, and a connecting structure between every two adjacent spoke through holes is a spoke. A rim is manufactured outside the disc face in the axial direction. A structural groove is formed in the portion, on the periphery of each spoke through hole, of the disc face. One insert used for wrapping the edge of the inner ring of each spoke through hole is installed in the structural groove of the corresponding spoke through hole. A plurality of installation holes are evenly formed in the lower ends of the inserts. The modeling of the inserts of the structure are consistent with the modeling of a window, the surfaces of the inserts are smooth and bright, the appearance can be more attractive, in addition, the inserts can improve the strength of the window, a window coating is protected, the wheel is protected, the spokes are prevented from being damaged, the overall performance of the wheel is improved, and the service life of the wheel is prolonged.

The invention provides an electron beam welding method for a nuclear fuel lower tube base adopting a local 3D printing structure, which is characterized by comprising the following steps: S1, welding a process control sample; s2, the welding part is clamped and rigidly limited; s3, testing the pressure rise rate of a welding vacuum chamber, and vacuumizing a gun chamber of the welding chamber; s4, calibrating a focus and a track of the electron beam; s5, vacuum electron beam spot welding is conducted on a welding seam of the lower pipe base; s6, vacuum electron beam welding is conducted on a welding seam of the lower pipe base; and S7, rigid limiting of the lower pipe base is relieved. According to the electron beam welding method for the nuclear fuel lower tube base adopting the local 3D printing structure, welding deformation can be effectively controlled, and the welding quality is improved.

The invention belongs to the technical fields of natural medicine separation and rectification, and discloses a monitoring method for a liquid holdup in the process of preparing high-purity elemene. Under a certain heating temperature and vacuum degree of a tower kettle, more gas-liquid conversion times in a rectification column, less gas that rises to a condenser part per unit time, an amount ofliquid condensed by the condenser, that is, the liquid holdup is monitored, so that the fractional distillation effect in the rectification column can be judged. The method provided by the invention can obtain a liquid holdup range of the stably-produced high-quality product, determine the control range of liquid holdup, monitor the liquid holdup in the production process, and timely adjust the liquid holdup to achieve the purpose of stably producing the high-quality product.

The invention relates to a welding preheating temperature intelligent measurement and control system. A sensor module acquires temperature data in a certain area nearby a preheating point under the control of a main control and display module, and transmits the acquired temperature data signals to the main control and display module; the main control and display module calculates thermal imaging pictures in a generation area of the acquired temperature data and performs temperature field calculation on the thermal imaging pictures; after automatic judgment of a heating source, welding seam temperature and preheating temperature data, the main control and display module outputs a control signal to a relay module; a valve of an external heating source is controlled by virtue of the relay module to ensure that the preheating temperature is stabilized in a certain set temperature range; the main control and display module outputs a control signal to a driving module and a laser by virtue of a remote controller; the driving module drives a stepping motor to drive a movable bracket to move freely; and the movable bracket is positioned nearby the welding preheating point by virtue of the laser. The system can automatically identify a real preheating temperature so as to improve the welding quality, and has important significance for energy conservation and emission reduction.