1416results about How to "Guaranteed smooth production" patented technology

Floor panel, of the type consisting of a laminate panel which comprises at least a printed decorative layer (8) and a top layer (9) forming the upper surface (10) of the floor panel (1), more particularly a so-called overlay, whereby this top layer (9), or, thus, overlay, is realized on the basis of a thermosetting resin, characterized in that in the upper side (11) of the floor panel (1), indentations (12) are formed and in that at last in a number of these indentations (12), a component (13) is provided, which is obtained in that it has been provided in those indentations (12) after the provision of the indentations (12).

The invention discloses a system of inductive heating continuous magnesium smelting and a continuous magnesium smelting technique. The system comprises a continuous feeding device, an inductive heating reaction chamber, a magnesium steam condensing device and a continuous discharging device; wherein the feeding device consists of a feeding housing and a spiral feeding mechanism, the reaction chamber comprises an inductive heating winding, a heating element, a clapboard with holes and a slag cooling device, the condensing device consists of a mesh clapboard, a dust deposition chamber, the magnesium steam condensing chamber, the continuous discharging device comprises spiral slag discharging mechanism and slag housing. The continuous magnesium smelting technique consists of the processes of the continuous feeding of reacting burden into the reaction chamber, the continuous condensation of the magnesium steam and the discharge of liquid magnesium, and also comprises steps of the continuous feeding of reacting slag into the slag housing and slag discharging. The invention has high heat energy utilization rate, and can realize the low cost continuous production of the metal magnesium.

The present invention is vertical semi-continuous light alloy casting process and apparatus with cooperation of power ultrasonic field and low frequency electromagnetic field. During casting, one low frequency electromagnetic field acting on the surface of metal molt and one power ultrasonic field acting on the crystallizer axis part are applied simultaneously. The present invention can reduce the transverse temperature gradient in casting blank solidification, alter liquid hole shape, raise the homogeneity of the casting blank and raise casting blank quality.

A closed-loop permanent magnet motor control method and system optimally partitions torque and flux-weakening currents to produce a desired torque without exceeding the capability of the DC source. A maximum limit for allowable torque current and a minimum threshold for the maximum torque current are determined, and the flux current is varied based at least in part on whether the maximum torque current limit is above or below the minimum threshold while operating in a flux-weakening region to compensate for the variability of the DC source voltage.

The invention relates to a hydrocarbon detection system for a power supply system transformer of an electrolytic aluminum enterprise, in particular to an on-line detecting method for the insulation oil temperature of the transformer, characteristic gas in the oil and oil chromatogram. The analyze methods of the invention include an on-line monitoring layer, a data collecting layer, a data concentration layer and a data application analysis layer. The steps of the methods include a data monitoring step, a data collecting step, a data concentration step and a data application analysis step. The beneficial effects of the invention are that the data collection of the invention can realize the automatic collection and the protocol conversion of various data on the transformer operation site. The collected data are processed, treated, analyzed, stored and published by the data storing. An application system relative to the management of the transformer operation status is constructed by the data application analysis to supply an information platform for scientific organization, commandment, decision and monitoring production process. The invention is applied to the automatic control system of the electric power supply system.

The present invention relates to a pultrusion process for making glass fibre reinforced plastics tube and its special-purpose die equipment. Said process includes the steps of soaking yarn, felt-yarncombination, preforming, solidfying and forming and tube-discharging and coaling. Its special-purpose die equipment includes a die cavity whose internal diameter is equal to the external diameter of formed glass fibre reinforced plastic tube, the periphery of said die cavity is equipped with heating device, a die core whose external diameter is equal to the internal diameter of formed glass fibrereinforced plastic tube is cover-mounted in the interior of die cavity, the centre of said die core is hoelow, and its interior is equipped with heating device. Said invention adopts common heating method in exterior and interior of said die cavity, so that the interior and exterior of glass fibre reinforced plastic tube are solidified well, and its surface is smooth.

The invention provides an automatic all-purpose zipper head assembly machine. The automatic all-purpose zipper head assembly machine comprises a machine base, wherein a power transmission device is arranged in the machine base; a rotary disc and a pressure disc are mounted above the machine base; the power transmission device not only enables the rotary disc to perform graduation intermittent rotation, but also enables the pressure disc to perform lifting movement; molds for placing a pull head are uniformly distributed on the periphery of the rotary disc; work station devices corresponding to the stop positions of the molds are fixed on the pressure disc or the table surface of the machine base; the work station devices include a feeding device, a detection device, a riveting device and a material returning device. The automatic all-purpose zipper head assembly machine is characterized by further comprising a burr removing device in front of the copper tube feeding device, and the burr removing device is formed by a cap cover pressing and fixing device mounted on the pressure disc and a punching device mounted on the table surface of the machine base. The automatic all-purpose zipper head assembly machine can automatically complete multi-wall pin penetrating all-purpose zipper head assembly, and is reliable in movement and high in production efficiency; in addition, the automatic all-purpose zipper head assembly machine is simple in structure and easy to debug and maintain, and lowers equipment cost.

The invention provides a display device, a liquid crystal panel, a color filter and a manufacturing method thereof. The color filter includes: a substrate; a black matrix formed on one side of the substrate; and a colored lenticular lens formed between the black matrices. By directly forming a lenticular lens in the color filter, the present invention can integrate the production process of naked-eye 3D display products, reduce process difficulty, and improve product quality.

The invention discloses an ultra thin package structure of leadless electronic device and the packaging method, and includes lead support base adjacent to the chip support base; chip mounted on the chip support base; wires bonded between chip and lead support base; the molded body encapsulating the top surface and side surface of the chip support base, small protrusions of the chip support base and lead support base below the molded body; in the individual package, the number of the chip support base island can be one or more, the lead pins can be arrayed at one side of the island, also can be arrayed at two sides or three sides of the island, one or two rows of lead pins can be located around the island.

A method for removing impurities by oxidation in the process of zinc hydrometallurgy with sub-zinc oxide high in iron content as the raw material specifically comprises the following five procedures: A. primary impurity removal during leaching of sub-zinc oxide; B. deep impurity removal of ZnSO4 solution; C. first-stage purification of ZnSO4 solution; D. second-stage purification of ZnSO4 solution; and E. filtration to finally obtain the ZnSO4 solution in accordance with the requirement for producing zinc by electrolysis. The method better solves the problem of impurity removal in the process of producing electrolytic zinc with sub-zinc oxide as the raw material, especially the removal of As, Sb, Ge, F and Fe, and ensures the electrolytic zinc to be produced smoothly and ensures high product quality. In the method, the industrial grade H2O2 is used as the oxidant to remove the impurities from the leachate of zinc oxide and can not bring in the impurities harmful to the electrolytic zinc, thus ensuring smooth production, improving the product quality and the production yield and lowering the cost, in addition, the industrial grade H2O2 is relatively cheap and easy to purchase, thus the method is suitable for popularization and application in large scale.

The invention discloses an automatic assembly machine of a slide rail. The automatic assembly machine comprises a rack provided with an assembly station, a circuit controller arranged on the rack, and an inner rail moving glue mounting mechanism, a middle rail bead nest mounting and oil smearing mechanism, a middle rail check block mounting and inner rail sleeving mechanism, a middle rail assembly outer bead strip mounting and outer rail sleeving mechanism and a slide rail outputting mechanism which are arranged on the rack and are electrically connected with the circuit controller. Compared with the prior art, the automatic assembly machine has the advantages that integrated layout is reasonable, the space is saved, automation degree is high, production process is coherent, and production efficiency can be improved.

The invention discloses a preparation method of a water-based coating for lost foam casting. A coating prepared by the preparation method has excellent performances, good suspensibility, thixotropy and permeability, and high surface strength. The preparation method overcomes the defects that refractory powder adopted by the conventional casting coating preparation technology is very expensive and a coating production cost of the conventional casting coating preparation technology is high. A casting coating obtained by the preparation method is smooth and has appropriate viscosity. Through the preparation method, a high-quality casting coating can be prepared from cheap raw materials through simple production processes. Therefore, the preparation method reduces a coating production cost and realizes good finished product quality.

The invention relates to a method for making a high collimation printed circuit board, comprising the following steps: step 1. providing a plurality of internal layer core plates, and printing circuitpatterns to be made onto the internal layer core plates by adopting a laser direct imaging technique; step 2. etching the internal layer core plates printed with the circuit patterns; step 3. respectively arranging two identifying targets for punching holes on the internal layer core plates in the long direction and short direction of the surfaces of the etched internal layer core plates, monitoring the expansion and shrinkage values of four identifying targets of the internal layer core plates by using a machine, and then partitioning the internal layer core plates according to the expansionand shrinkage values; step 4. matching and overlaying the plurality of internal layer core plates according to the partitions; and step 5. arranging six compensation targets and a central target on the internal layer core plates of odd layers or even layers, then pressing the plurality of overlaid internal layer core plates and drilling target holes by adopting a target drilling mode of six-pointcompensation method. With the method, the quality of the printed circuit board products can be effectively monitored, so that the invention is propitious to the improvement of the alignment of the printed circuit boards.

The invention discloses a process of rolling a stainless steel coil in a conventional hot continuous rolling production line. A stainless steel slab with the thickness of 150-250mm is placed in a heating furnace, the tapping temperature of the slab is 1200 DEG C-1300 DEG C, the time when the slab is in the furnace is 150-400min, the slab is taken out of the furnace and continuously rolled for 5-7 times after being descaled through a rough rolling descaling machine, and a medium slab is manufactured. The medium slab enters a hot coiling box through a middle roller way for uncoiling, is cropped through a flying shear, and enters a fine continuous rolling mill composed of seven machine frames after being descaled through a fine rolling descaling machine so as to be manufactured into strip steel with the thickness of 2.2-3.5mm. The strip steel enters a coiling machine after being cooled through laminar flow and is coiled to form a steel coil. The rolling process does not need increasing of equipment investment, is stable in rolling, high in comprehensive yield and good in quality of the surface of the strip steel, and has application and popularization value.

The invention discloses a five-layered corrugated paper production line. The five-layered corrugated paper production line comprises a plurality of body paper racks used for unreeling body paper, facepaper preheating wheels, core paper preheating wheels, a single corrugated paper machine, an upward leading device, a double-layered paper rack, a conveying device, a triple preheating wheel, a pasting machine, a paper board forming machine, a driving device and an N.C. cutting and line pressing edge trimmer, wherein the face paper preheating wheels and the core paper preheating wheels are arranged between every two body paper racks; the single corrugated paper machine is used for roller forming of core paper and further compounding the core paper and face paper into single corrugated paper boards; the upward leading device and the double-layered paper rack are arranged above the single corrugated paper machine; the conveying device is used for conveying the single corrugated paper boards; the triple preheating wheel is used for preheating the single corrugated paper boards and the face paper; the pasting machine is used for pasting the face paper and two layers of the single corrugated paper boards; the paper board forming machine is used for compounding the face paper and the two layers of the single corrugated paper boards into a five-layered corrugated paper board; the drivingdevice is used for conveying the five-layered corrugated paper board; and the N.C. cutting and line pressing edge trimmer is used for shaping the five-layered corrugated paper board. By adoption of the five-layered corrugated paper production line, the corrugated paper board of a five-layered structure can be produced, and fixed-point notching treatment of the five-layered corrugated paper boardcan be conducted; and the automatic detecting and waste discharging functions are further achieved, and the number of discarded products in finished corrugated paper board products is decreased.

The invention belongs to the technical field of printing and dyeing of textiles and in particular relates to a method for printing and dyeing a dacron/chinlon/cotton/spandex multi-component fiber fabric. The method comprises the following sequential steps: preparing gray fabric, turning seams, rolling enzyme and carrying out cold stacking, bleaching and washing at low temperature, sizing, mercerizing, dyeing and after-finishing. After dyeing, finishing and functional after-finishing, the fabric has fluffy style, and is stiff and smooth and elastic, is capable of absorbing moisture and releasing sweat, and is comfortable and has a close fitting effect; the fabric is integrated with the advantages of a plurality of advantages; the effect of adopting advantages while overcoming disadvantages is exerted; the requirements of superior-quality fabric can be met; meanwhile, the fabric is hydrophilic, and is easy to decontaminate and due to after-finish, the fabric has the characteristic of easiness in cleaning; the quality of the fabric is improved; the enterprise competitiveness is improved.

The invention provides easy handling and low cost-support equipment for measuring optical nerve-activity which is less stressful for subjects or doctors and the like. The support equipment, which provides light stimulation for subject eyes with its main body 10 fixed to the subject-head region and measures the subject optical nerve-activity, comprises a thin walled-main body 10 with a plurality of optical fibers 11 joined in the width direction; light emission regions 13a, 13b at least one of which is positioned in the main body aligned to the subject eye-position(s) and composed of a plurality of light leak parts 11c formed in peripheral surfaces of the optical fibers 11; and a connector 12a for connecting with a light emission device 12 providing light for each of the plurality of optical fibers.

This invention provides environmentally friendly heavy lanthanum flint optical glass with high refractive index and medium optical dispersion. The optical glass is composed of: SiO2 20-40 wt.%, B2O3 5-20 wt.%, TiO2 5-20 wt.%, Nb2O5 5-20 wt.%, ZrO2 0-3 wt.%, Sb2O3 0-0.5 wt.%, La2O3 10-30 wt.%, K2O + Na2O 0-5 wt.%, and BaO + CaO + SrO 12-40 wt.%. The optical glass does not contain pollutive components such as PbO, As2O3 or GdO2. Its Nd is 1.74-1.83, and Nf-Nc is 32-47. This invention adopts one-step material melting in a tank furnace to produce the optical glass, and has such advantages as simple process, short production time.

The invention relates to the technical field of circuit board printing, particularly a low-acidity acidic etching regenerant and an acidic etching mother liquor thereof. The regenerant provided by the invention comprises the following components in percentage by weight: 10-12% of sodium chlorate, 15-17% of sodium chloride, 0.15-1.17% of ammonium chloride, 0.5-0.7% of urea, 1-1.5% of additive and 70-74% of water. The invention can perform the acidic etching under low acid equivalent, thereby ensuring the smoothness of the production, improving the working environment and prolonging the equipment life.