290results about How to "Smooth lines" patented technology

The invention provides a lead-free silver conductive paste used for positive electrode of solar battery and a preparation technique thereof. The paste comprises the following materials by weight percentage: 65 to 85 percent of silver powder, 2 to 8 percent of lead-free glass powder, 10 to 25 percent of organic carrier and 0.1 to 3 percent of additive. The paste adopts the lead-free glass powder of Si-B-Bi-Al-Ti-Zn-O series to replace the traditional lead-bearing glass powder; and the series glass powder has lower softening point, can lead the silver electrode to have good adhesive force after sintering, and ensures the silver electrode to be well contacted with a silicon substrate. In addition, zinc resinate is used as the additive in the invention, not only can well improve the printing performance of the paste, but also can improve the electrical property of the electrode.

A method and apparatus for remotely installing a monolithic liner in a conduit is disclosed. The apparatus includes a main component body including electromagnetic actuators, pneumatic cylinders, linear actuators relays, solenoids, ion generator, attachment points for tethers, umbilical, cameras and diameter specific guides and a reciprocation head attached thereto. The longitudinally traversing reciprocation head incorporates a fluid driven rotary turbine motor assembly communicating with shaft and self cleaning dissipation device integrating both conical and inverted cone surfaces. Also included on the reciprocating assembly is an impingement block for the efficient mixing of products and a termination mechanism for the precise remote control of product flow. Additionally, the assembly provides the ion generator to direct a stream of negatively charged air flow to the shaft and the diffusion device to effectively prohibit excess material accumulation.

The present invention discloses one kind of adhered waterproof no-seamline down wear and its making process. The making process includes cutting patterns, cutting, laser cutting, hot adhering, filling down, supplementary material sewing and other steps. Unlike traditional sewing process, the fabric is separated into several checks and all the checks are no-seam adhered. The down wear has no seamline and no trouble of down escape through the seamline, and is waterproof and good-looked. In addition, the down wear with no seamline has improved windproof warming performance.

The invention discloses an automatic winding device for a cable and belongs to the field of cable storage. Winding displacement is performed on a rotating winding reel by the aid of a traverse, manual winding is omitted, uniform wiring can be realized, and the device is simple in structure and convenient to operate. According to the technical scheme, the device comprises a winding device and the traverse; the winding device comprises the winding reel and supporting frames; each supporting frame comprises a supporting leg and a connecting shaft; the winding reel rotates between the supporting legs by the aid of the connecting shafts; the traverse comprises a winding displacement frame, a transmission screw, a guide rod and supporting seats; the guide rod is arranged below the transmission screw in parallel; the middle of the winding displacement frame is matched with the transmission screw; the lower end of the winding displacement frame penetrates through the guide rod; a wire penetrating hole is formed above the winding displacement frame; the winding displacement frame moves along the guide rod through rotation of the transmission screw; reversing switches are arranged on the supporting seats; and the transmission screw is rotated by the aid of a traverse driving device.

The invention discloses a double-centre wire rewinding machine for a wire drawing machine. The double-centre wire rewinding machine comprises a machine frame, a wire wheel subassembly, a tension mechanism, a meter wire metering subassembly, a wire arranging mechanism, a spool wire rewinding mechanism and a wire rewinding motor, wherein the wire wheel subassembly, the tension mechanism, the meter wire metering subassembly, the wire arranging mechanism, the spool wire rewinding mechanism and the wire rewinding motor are arranged on the machine frame. Compared with traditional wire rewinding machine, the double-centre wire rewinding machine disclosed by the invention has the advantages that the spool wire rewinding mechanism adopts the combination of two groups of contact ball bearings under opposite angles, therefore, a wire rewinding shaft can be stable in rotating along with low vibration and low noise; two spools which are respectively BS200 and NTC210 can perform wire rewinding without replacing the centers; the lifting mechanisms for loading and unloading a spool adopt chain type transmission in a lifting way, and the operation is convenient to carry out; ball screws can be driven through the wire arranging mechanism by utilizing a servo motor, thus, the wires can be precisely layered and flatly arranged; and the tension mechanism adjusts the tension through a balancing weight and an adjusting spring, and the tension mechanism is simple in structure and convenient to adjust. The double-centre wire rewinding machine disclosed by the invention is compact in structure, stable in running, convenient to operate, safe and reliable, and low in noise.

A structure useful for electrical interconnection comprises a substrate; a plurality of porous dielectric layers disposed on the substrate; an etch stop layer disposed between a first of the dielectric layers and a second of the dielectric layers; and at least one thin, tough, non-porous dielectric layer disposed between at least one of the porous dielectric layers and the etch stop layer. A method for forming the structure comprising forming a multilayer stack of porous dielectric layers on the substrate, the stack including the plurality of porous dielectric layers, and forming a plurality of patterned metal conductors within the multilayer stack. Curing of the multilayer dielectric stack may be in a single cure step in a furnace. The application and hot plate baking of the individual layers of the multi layer dielectric stack may be accomplished in a single spin-coat tool, without being removed, to fully cure the stack until all dielectric layers have been deposited.

The invention discloses a forming process of a seamless fork-shaped pipe, comprising the following steps of: (1) bending, heating a seamless fork-shaped steel pipe via middle frequency and manufacturing an elbow in 160-200 degrees; (2) shaping the manufactured elbow and enabling the center distance of the elbow to basically accord with the size of the centre distance of the fork-shaped pipe; (3) flattening the shaped blanks and enabling the pipe diameter B of two branch pipes to be greater than or equal to the outer diameter of the branch pipe of the fork-shaped pipe by 1-2 mm; (4) extruding and forming, placing the heated pipe blanks into a forming mould for extruding and forming, enabling the outer diameter and the length of two branch pipes of the fork-shaped pipe to accord with the design demand, and forming bulges on the outer arc at the same time; and (5) turning and processing, cutting a cover protruding from the circular arc at the upper end part of the fork-shaped pipe and forming a main pipe interface. The seamless steel pipe is used as the raw material, and the mould is used for forming, thus the difficulty of forming the fork-shaped pipe is solved. The invention has the advantages of improving the forming quality and the finished product ratio of the fork-shaped pipe, effectively reducing the manufacture procedures, saving materials, and reducing the manufacture cost.

The invention provides a preparation process of a cigar coat and a cigar sleeve with a tobacco leaf texture, wherein the preparation process comprises the following steps: making a tobacco raw material into a tobacco extract; adding a combustion improver, a humectant and a tobacco colorant into the tobacco extract, and thus obtaining a tobacco coating liquid; shoving the tobacco raw material to obtain a tobacco pulp; pulping an externally-added commodity wood pulp fiber, to obtain an externally-added fiber pulp; mixing the tobacco pulp into the externally-added fiber pulp; adding calcium carbonate into the mixed pulp; adding one or more of a bagasse crude fiber, a tobacco stem crude fiber and a corn stigma crude fiber into the mixed pulp, to obtain a pre-papermaking pulp; papermaking the pre-papermaking pulp into a paper base; applying the tobacco coating liquid onto the paper base, and thus obtaining the cigar coat and the cigar sleeve with the tobacco leaf texture. The cigar coat and the cigar sleeve prepared by the process have the advantages of strong three-dimensional sense of tendons and vessels, natural and smooth lines, diverse texture, low cost, and quite strong practicality.

The invention discloses a bridge of steel truss-concrete structure and a construction method thereof, wherein the bridge comprises a steel truss and a bridge deck of concrete material, the bridge deck is connected with an upper chord of the steel truss by shear nails; spreader bars are fixed between nodes of the upper chord. When constructing, the bridge deck is prefabricated, and then bridge deck is installed onto the erected steel truss by shear nails. The bridge of the invention combines steel and concrete by each feature, and has advantages of both materials; the structure has good integrity and strong wind resistance capability, needs no connect to parallel. The bridge has simple structure, smooth line and low cost, because the concrete slab has big self-bearing capacity and vertical and horizontal beams and connect to parallel are not needed. Besides, the concrete bridge deck slab of the invention can enhance structural stiffness, improve variation because of temperature differential, decrease infection on bridge deck of freeze-thaw in north coldness area, and improve running environment of vehicle at bad weather.

The invention relates to an automatic optical fiber gyroscope winding machine and an optical fiber winding method. The optical fiber gyroscope winding machine comprises a rack, a take-up tray, a spindle system, a sub-spindle system, a foot pressing system, a guiding system, a forward moving base, a backward moving base, a front pay-off tray base and a rear pay-off tray base. The optical fiber winding method comprises the processes of preparing, hanging a rear pay-off tray, removing the rear pay-off tray, hanging a front pay-off tray, removing the front pay-off tray, winding and arranging optical fibers. According to the technical scheme, the winding machine and the winding method can eliminate the drawbacks in the prior art, achieves automatic optical fiber winding, has the characteristics of uniform winding arrangement, no gap and the like, and can greatly improve the operation efficiency.

The invention relates to a pigment pencil for underglaze painting of ceramics and an application method of the pigment pencil. The pigment pencil for the underglaze painting of the ceramics is made up of a penholder and a refill, wherein the refill is prepared from the materials in percentage by weight: 70% to 90% of high-temperature underglaze painting pigment for ceramics, 5% to 30% of paraffin and 2% to 8% of clay. According to the pigment pencil for the underglaze painting of the ceramics, provided by the invention, the traditional underglaze painting pigment for ceramics is processed into a pencil refill structure which is convenient to operate, and a writing-brush underglaze painting mode, which is hard to master, is improved into a pencil painting mode which is common in daily lives, so that the material category and mode of expression of the underglaze painting of the ceramics are enriched. According to the pigment pencil for the underglaze painting of the ceramics, provided by the invention, the use in basic instruction of the ceramics is better facilitated, the popularization rate is high, the pigment pencil is simple and convenient in operation, is smooth and clear, is not prone to falling and is durable in stability, and the transition of a ceramics underglaze painting process to the pigment-pencil-for-the-underglaze-painting-of-the-ceramics, i.e., hard-pen convenient operating process from a writing-brush-dipping-pigment soft-pen tedious operating process is achieved.

The invention discloses a skeleton extraction method and a device for a polygonal image. The method comprises the following steps: carrying out grid Euclidean distance transformation on the polygonal image to obtain the initial distance values and initial closest edge points of all grid points; calculating an extraction radius according to the initial distance value of one grid point, extracting all boundary points of the polygon which are positioned in the range of a circle as a set of closest edge points of the grid point, wherein the center of the circle is the closest edge point of the grid point and the radius of the circle is the extraction radius; calculating a mean distance value from points in the set of closest edge points to the grid point; taking points, the distance from which to the grid point is closest to the mean distance value, as the actual closest edge points of the grid point, and taking the mean distance value as an actual distance value; selecting an initial seed point as a starting point for generating a skeleton, wherein the actual distance value of the initial seed point is greater than the actual distance values of all adjacent grid points; and selectingskeleton points from the adjacent grid points of the initial seed point.

The invention relates to an automatic marking machine for the construction of an environment-friendly and breathable plastic runway for sports training. Wheel, cleaning device and marking device are used in conjunction with each other to complete the automatic marking process of the plastic runway. The present invention can solve the problem of manually cleaning the ground of the plastic runway that needs to be marked in the marking process of the existing plastic runway. The existing marking equipment cannot automatically adjust the output of the marking paint according to the actual marking requirements. Unevenness. In the marking process, it is necessary to manually use isolation tools to isolate the marking paint. The natural air drying of the marking paint takes a long time, and the labor intensity and work efficiency are low. The function of automatic marking of the plastic track can be realized.

The invention relates to an on-site construction road line marker of composite wear-resistant resin plastic runway. The on-site construction road line marker of composite wear-resistant resin plastic runway comprises a bottom plate; the front end of the bottom plate is provided with a cleaning device; the middle part of the bottom plate is provided with a line maker; the lower end of the bottom plate is provided with a moving device; two auxiliary wheels are symmetrically arranged on the back side of the lower end of the bottom plate. Plastic runway automatic line drawing is realized via interaction cooperation of the moving device, the cleaning device, and the liner maker. The on-site construction road line marker is capable of solving difficult problems in the prior art that labour is needed by cleaning of plastic runway after line drawing, labour is needed to push conventional line makers to perform line drawing, automatic adjustment of the output quality of line draying paint is impossible to realize by conventional line makers, line drawing is uniform, labour is needed to isolating line drawing paint using isolating tools in line drawing process, natural airing time of line drawing paint is long, labout intensity is high, and working efficiency is low, and is capable of realizing automatic line drawing of plastic runway.

The infrared hidden anti-fake print ink capable of changing color in rubbing consists of pigment, binding material, stuffing and assistants. The pigment has the property of change color in rubbing and absorbing infrared completely; the binding material includes phenolic resin as the component 1, vegetable oil modified alkyd resin as the component 2 and gel type binding material as the component 3; and the assistants include anti-stick agent, drying agent and rheological assistant. The present invention solves the technological problem of making print ink possess several anti-fake effects, and the print ink has obvious anti-fake effect.

The invention relates to a production method and a pipe-coiling device of non-ferrous metal coil pipes. The production method comprises following steps: step 1, rigid metal pipes are subjected to transverse arranging and winding; and step 2, coil pipes obtained via transverse arranging and winding are subjected to annealing processing. The pipe-coiling device comprises an un-coiling device (1), and a transverse arranging and winding device (8); and the tail end of the un-coiling device (1) is connected with the transverse arranging and winding device. The production method and the pipe-coiling device are capable of preventing or avoiding deformation and slide bumping of pipes.

The invention relates to processing technology of a colored glaze product by glass, in particular to the processing technology of imitating the colored glaze product by glass. The processing technology comprises the following steps: S1: heating at least two kinds of glass with different colors to semifluid state; S2: placing the glass which is in the semifluid state and has different colors in the corresponding position in a die according to the requirements of the shape and the composition of the colored glaze product, or carrying out direct pressure welding, cutting, stretching, carving and modifying on the glass; S3: carrying out sand blasting on the local or whole colored glaze product after the glass is cooled; and S4: carrying out acid cleaning or high-temperature water treatment on the glass after sand blasting. Different kinds of glass with low price can be processed into the daily supplies and industrial products with artistic effects of the colored glaze product by using the processing technology. The processing technology has the characteristics of simple operation, low processing cost, high production efficiency and low percent defective.

The invention relates to a cabinet body of a high-voltage switch cabinet, which is characterized in comprising a sectional material framework, a cabinet body top plate, a busbar chamber side plate, a cable chamber side plate, an instrument box side plate, an instrument box relay board, a breaker side plate, a cabinet body base plate, a left framework, a beam and a right framework. The cabinet body provided by the invention has the advantages that a sectional material is adopted as the framework of the cabinet body, and the cross section of the sectional material is in a thin-wall shape as a whole, so that the material waste cause by that a circular or rectangular cavity of the existing sectional material adopts a same all thickness is avoided; the design of a T-shaped groove is convenient for realizing convenient and fast assembly, and the T-shaped groove has the characteristics of clear edges, smooth lines and the like; the sectional material with specially-designed cross section has the characteristics of saving raw materials and having high bending strength; lap joint between the sectional materials and between the sectional material and other parts is simple, so that the productive efficiency is improved and the productive period is reduced; and other metal plate parts play the role of partition, have low requirements in strength and are only required to be bent simply, so that the manufacturing cost is reduced.

The invention discloses a braiding method of technical furniture, which consists of frame (1) and bar-shaped material (2), wherein the frame (1) thereon by multiple paralleling branched bars (3) is hollow shape made of vine bar with certain hardness, ferric bar or wood bar; the bar-shaped material (2) is flexible vine bar, twine, kraft twine or adhesive tape arranged parallelingly, which is pined on multiple branched bars (3) along vertical direction sequently; two decorative bars (4, 5) are crossed on the upper surface of all points of each branched bar (3) and several bar-shaped materials (2) to display attractive decoration. The invention has peculiar appearance, fluid line and modern sense, which improves the added value of the product.

The invention provides high-thrust cable winding displacement equipment capable of delayed automatic reverse and a winding displacement method thereof and aims to solve the problem that the existing large-diameter cable is not uniform in winding displacement due to larger mass and size. The high-thrust cable winding displacement equipment is composed of a cable, a coiling block, a clamping positioning device, a rack, a lifting device, an incomplete gear I, a gear I, an incomplete gear II, a transmission shaft I, a motor, a connecting shaft I, a transmission, a connecting shaft II, a belt pulley I, a belt I, a belt pulley II, a belt pulley III, a belt pulley IV, a belt II, a winding displacement device, a belt pulley V, a belt III and a belt pulley IV. The entire high-thrust cable winding displacement equipment is driven by one motor, adopts screw blades with opposite turning directions to be in contact with the cable so as to realize winding displacement motion and reverse, has the advantages of high thrust and precision, automatic winding displacement and the like, and can be widely applied to the fields of cable winding displacement, particular large-diameter cable winding displacement or PZT pipe wire winding and the like.

The present invention relates to a warm-cold extrusion hydraulic press proportional direct-driving system. Said system includes the following components: dead-weight quick falling block, main cylinder, pump outlet valve block, liftout valve block, liftout cylinder, proportional pump, oil tank, plug-in components, electromagnetic valves and control device. Said invention also provides their connection mode. Said invention is applicable to tension process of various materials and forms.

The invention discloses a three-crankcase steel connecting bridge. The bridge consists of a top plate, a bottom plate, longitudinal web plates, a longitudinal stiffening plate, a transverse partition plate, an end cladding plate and bridge pier supports; the longitudinal web plates are fixed on the bottom plate, and the longitudinal stiffening plate is parallel to the longitudinal web plates and arranged between the longitudinal web plates; the transverse partition plate is arranged between the longitudinal web plates; the bridge pier supports are arranged at two ends of the bottom plate; and the top plate is covered on the longitudinal web plates and the longitudinal stiffening plate. The invention also discloses a manufacturing method of the three-crankcase steel connecting bridge. The three-crankcase steel connecting bridge has skilful structural design, unique shape, novel structure and smooth line type, and is light and attractive. According to the manufacturing method, a zone integrated assembly method is adopted in manufacture, and the integrated assembly is replaced by circular assembly, so the manufacturing quality is ensured, smooth field installation is ensured, and the field installation progress requirement can also be met.

The invention discloses a complex free-form surface grid division method based on surface fitting and geodesic lines, belonging to the field of architectural grid division. This method first proposes a surface-to-surface intersection method based on NURBS to obtain the N×M point cloud of the complex free-form surface, and uses the N×M point cloud as the control point to construct the NURBS surface, and then divides the pruned NURBS surface with a given number of boundaries Or divide with a given length, connect multiple boundary segment points to form a geodesic grid, and optimize and smooth to obtain the final complex free-form surface grid. The grid division method provided by the present invention can obtain grids with smooth lines and basically the same size. Compared with the multi-surface grid division method, surface fitting and geodesic grids can be used to obtain grids with smooth lines and uniform transition , has a good architectural aesthetic effect.

The invention relates to a self-feedback type electric folding bicycle, comprising a U-shaped bicycle beam, a handlebar component, a front fork component, a rear fork component, a pedal plate component, a front wheel, a rear wheel, a saddle component and an internal battery, wherein the internal battery is arranged in an internal cavity of the bicycle beam; the front part and the rear part of the bicycle beam are provided with a forward turning joint and a backward turning joint respectively; after the front fork component is turned around the forward turning joint, the front wheel is caused to fall into a range surrounded by the bicycle beam; meanwhile, after a rear fork turns around the backward turning joint, the rear wheel falls into the surrounding range of the bicycle beam at the same time; a self-power-generation device is fixedly arranged on the rear fork component; during riding, the rear wheel drives the self-power-generation device to generate power; the generated electric energy is stored in a capacitor, i.e. in the capacitor on the battery periphery, through a wire; and the capacitor is connected with the battery in an electronic control way. With the adoption of the self-feedback type electric folding bicycle, the service time of the battery is improved through the self-feedback type power generation device; especially, such a bicycle is applicable for long-distance riding; and moreover, the structure is compact, and the shape is attractive.

The invention relates to the field of facial skeleton contour reconstruction operation, in particular to a method for preparing mandibular angle osteotomy guide plates on the basis of 3D (three-dimensional) printing. The method includes converting two-dimensional CT (computed tomography) data into three-dimensional models by the aid of software; simulating osteotomy on the three-dimensional modelsand designing arc-shaped osteotomy lines; extracting excision mandibular angle bone block data from the three-dimensional models and converting the excision mandibular angle bone block data into files in STL (standard template library) formats; processing the files in the STL formats by the aid of automatic reverse engineering software and completely designing guide plates; importing data into 3Dprinting machines and printing mandibular angle osteotomy guide plate prototypes; processing the mandibular angle osteotomy guide plate prototypes to obtain the ultimate mandibular angle osteotomy guide plates. The method has the advantages that the osteotomy lines can be preoperatively precisely designed on the computer three-dimensional models by the aid of computer software three-dimensional designs and 3D printing technologies, and accordingly personalized and digital osteotomy guide plates which can be completely matched with three-dimensional forms of bones of mandibular angle regions can be manufactured; entity osteotomy guide plates can be printed by the aid of the 3D printing technologies, operation region guide osteotomy is implanted during operation, and accordingly the accuracy of the operation can be improved.

The invention relates to a location ruler used in an operation. The location ruler comprises two X-ray-pervious opposite faces, the two opposite faces are fixedly connected through an X-ray-pervious connection face, the distance between the two opposite faces ranges from 5 cm to 15 cm, the two opposite faces are respectively provided with a set of marks, each set of marks include at least four mark points which are on different straight lines and are arranged based on marking of a linear camera model in an X-ray imaging device and the three-dimensional spatial point rebuilding principle, the marking points are X-ray-impervious components, any opposite face or the connection face is fixedly connected with a ruler handle, and the ruler handle is provided with a connector used for being connected with a mechanical arm of an orthopedics robot. According to the location ruler, by means of one set of marking points of each opposite face, perspective location can be achieved at any angle, system errors caused during calculation of an operation path can be eliminated and precision of the location ruler is improved.

The invention provides a suspension rail type slurry extracting and levelling machine, being able to improve the flatness of a levelling layer, reduce the longitudinal consumables and improving the efficiency. The suspension rail type slurry extracting and levelling machine includes two parallel rails, a suspension mechanism, a base plate, and roll shafts, wherein the rails are paved on crashproof guardrails at two sides of a bridge plate; the suspension mechanism is arranged on the two rails, and can slide on the rails; the base plate is arranged below the suspension mechanism, and is connected with the suspension mechanism through connecting pieces; two ends of each roll shaft are each correspondingly provided with a bearing pedestal; two bearing pedestals on two ends of each roll shaft are respectively provided with a first height adjusting mechanism for adjusting the height of the end parts of the roll shaft; and the two bearing pedestals are respectively connected with the base plate through the first height adjusting mechanisms.

The invention relates to an integrated slurry mixing, leveling and screeding device with suspension rails. The integrated slurry mixing, leveling and screeding device comprises the two rails, a suspension mechanism, a bottom plate, roll shafts and a screeding plate. The two parallel rails are used for being laid on anti-collision guardrails on two sides of a bridge plate, the suspension mechanism is arranged on the two rails and can slide on the rails, the bottom plate is arranged below the suspension mechanism and is connected with the suspension mechanism by connecting pieces, the roll shafts are arranged below the bottom plate and are used for carrying out slurry mixing and leveling, the screeding plate is used for carrying out screeding on concrete of leveling layers and is hinged to the suspension mechanism by connecting rods, and the connecting rods are hinged to the screeding plate. The integrated slurry mixing, leveling and screeding device has the advantages that the flatness of the leveling layers can be improved, longitudinal joints and consumable items can be reduced, the efficiency can be improved, and integrated leveling, slurry mixing and screeding construction can be carried out.

The invention discloses a map processing method, an electronic device and a computer readable storage medium. The method comprises the steps of extracting obstacle image information from a map and storing the obstacle image information into a first map image, and extracting non-obstacle image information and storing the non-obstacle image information into a second map image; performing traversingto obtain the position point of the obstacle closest to each non-obstacle contour point in the second map image in a preset search interval of a corresponding position in the first map image as an obstacle contour position point; further confirming the contour of the obstacle for the second time by adding the contour of the obstacle to the output map, so that the map is more accurate; and allowingobstacles and non-obstacle areas in the output map image to be close to each other, and only reserving obstacle boundaries close to the non-obstacle areas for the obstacles, so that the map is simpler, and lines are smoother.