32results about How to "Thin weight" patented technology

The invention relates to a swaging manufacturing method of a light aluminum alloy rim. The method comprises the following processing steps: (1) baiting; (2) heating; (3) carrying out ring rolling; (4)manufacturing a spinning blank; (5) carrying out hot spinning; (6) carrying out head back hot spinning; (7) carrying out heat treatment; and (8) fine machining the blank into a rim product. The performance indexes of the rim all reach national standards. The method only needs a pair of spinning moulds, i.e. an upper spinning mould and a lower spinning mould for processing, wherein the moulds havesimple structure, easy manufacture and low manufacturing cost. High temperature and high speed hot spinning processing is adopted so as to ensure that the metallographic structure of the rim has uniformity, refined crystalline grain, light weight, thin thickness, mechanical property improvement of the rim, high precision and good quality, and compared with a rim processed by cold spinning, the rim of the invention cannot crack and generate pinholes and has long service life. The blank processed by the method is annular and has high material utilization rate, less waste and processing amount reduction. Meanwhile, the invention provides a new variety for the rims in the car accessory market. Consumers can conveniently replace and adjust the rims of different shapes and types as required atany time without dismantling a tire so as to quickly change the type of the whole tire.

The invention relates to a face recognition monitoring system and recognition method based on spectrum and multiband fusion. The system comprises a spectrum camera, a face spectrum image acquisition module, a face spectrum image data preprocessing module, a face spectrum image database and a face spectrum image recognition module. The spectrum camera comprises an optical lens and a silicon-based detector. The silicon-based detector comprises a photoelectric conversion substrate and a filtering film arranged on the photoelectric conversion substrate. The filtering film comprises N units; each unit comprises three areas, specifically a visible spectrum sensing area, a near infrared spectrum image sensing area and an RGGB image acquisition area; and the N units cover all pixel points on the photoelectric conversion substrate. According to the system, the purpose of obtaining reflection multispectral data, near-infrared band face images and RGGB face images of the face in the visible-near-infrared band can be achieved through one camera, the cost of the monitoring system is greatly reduced, and more accurate recognition of the face is achieved.

The invention discloses a two-sided display apparatus. The two-sided display apparatus comprises a first OLED display panel and a second OLED display panel, wherein the display surfaces of the two display panels are arranged in a deviating manner; the first OLED display panel and the second OLED display panel have a shared negative electrode layer; the first OLED display panel comprises a first electron transport layer, a first emissive layer, a first hole transport layer, a first positive electrode layer and a first array substrate which are arranged on the first surface of the shared negative electrode layer in a laminated manner in sequence; and the second OLED display panel comprises a second electron transport layer, a second emissive layer, a second hole transport layer, a second positive electrode layer and a second array substrate which are arranged on the second surface of the shared negative electrode layer in a laminated manner in sequence. The invention also provides a preparation method for the two-sided display apparatus. Compared with the prior art, a lighter and thinner two-sided display apparatus is obtained.

The invention discloses a method for preparing an aluminum-based composite material subjected to enhanced particle-copper alloy interface compatibility treatment. The preparation raw materials comprise 100 weight parts of matrix alloy, 8-10 weight parts of enhanced particles and 0.05-0.08 weight part of refining agent, wherein the matrix alloy selects 75-80 weight parts of cast aluminum alloy ZAlSi8MgBe, 15-20 weight parts of copper alloy Cu20Ni20Mn and 5-8 weight parts of copper alloy Cu20Ni35Mn; the enhanced particles refer to combinations of tungsten carbide, tetrapod-like zinc oxide whiskers, silicon carbide and nanometer titania; and the weight ratio of the four enhanced particles is (4-4.5):(3-3.5):(1-1.5):(2-2.5). The aluminum-copper-based composite material prepared by the method disclosed by the invention is light in weight, high in specific strength, high in specific stiffness and low in thermal expansion coefficient and has high thermal conductivity and high wear and corrosion resistance. Moreover, the preparation is simple, the cost is low, the enhanced phase is in dispersed distribution in the matrix and has isotropy, and the composite material is applied to various complex stress states.

The invention relates to an artificial turf as well as a gum application process and a production device thereof. The gum application process comprises the following steps of: (1) winding the artificial turf and a base fabric on a drying barrel, transmission rollers and a cooling barrel; (2) spraying gum to the back of the artificial turf; (3) flattening and fixing root parts of grass filaments after heating the drying barrel; and (4) cooling the composited artificial turf through the cooling barrel. The gum application production device comprises a spraying device, a driving device, a control device, a transmission device, the drying barrel and the cooling barrel, wherein the drying barrel is arranged between a composite transmission roller and a first transmission roller, the cooling barrel is arranged between a second transmission roller and a third transmission roller, and a glue spraying device is arranged in front of the drying barrel. The artificial turf comprises a base layer and the grass filaments, wherein the root parts of the grass filaments are fixedly connected with the base layer and the base fabric by using the gum, and the root parts of the grass filaments are of a flat structure. According to the invention, gum consumption is reduced, pullout strength of the grass filaments is increased, drying time is short, production field is reduced, and raw materials and energy sources are saved. The artificial turf provided by the invention has the advantages of high strength, thick gum layer, light weight, low cost, convenience for paving and long service life.

The present invention relates to a liquid-crystalline polymer composition comprising a nanostructured hollow-carbon material and its molded article. The present invention comprises a liquid-crystalline polymer composition comprising a nanostructured hollow-carbon material and a liquid-crystalline polymer. The nanostructured hollow-carbon material may comprises particles, each particle of which is selected from the group consisting of a particle which is composed of a carbon part and a hollow part and has a structure that the hollow part is entirely enclosed by the carbon part; and a particle which is composed of a carbon part and a hollow part and has a structure that the hollow part is partly enclosed by the carbon part.

The invention discloses a color-adjustable water-based self-thickening building coating and a preparation method thereof. The color-adjustable water-based self-thickening building coating comprises the following components: titanium-free base paint, continuous phase emulsion and a protective glue solution. The novel color-adjustable water-based self-thickening building coating can be suitable forvarious building outer wall surfaces, the coating spraying effect is adjustable, the coating has good water resistance and stability, construction can also be carried out in an environment with humidair, and a paint film of the coating cannot be damaged in rainy days after construction is completed. The water-based multicolor building coating is composed of green and environment-friendly components, and toxic and harmful components are greatly reduced (for example, the VOC content is smaller than or equal to 12 g / L, and the technical standard requirement is smaller than or equal to 150 g / L).The water-based multicolor building coating has good storage stability, the use amount of the thickening agent is greatly reduced due to the fact that a self-thickening effect exists in the system, the water whitening resistance of the coating is excellent, the post-thickening phenomenon is not obvious, and the viscosity is stable.

The invention provides a capacitive touch screen and a production method thereof. The capacitive touch screen is flexible, curlable, thin, light, low in surface resistance, highly light-permeable and low in chroma. The capacitive touch screen comprises a flexible transparent film substrate. By reactive magnetron sputtering, a first Nb2O5 film layer, a first Nb2Ox(0<x<5) film layer, a first SiO2 film layer, a first SiOx(0<x<2) film layer and a first ITO (indium tin oxide) layer are sequentially deposited on the upper surface of the flexible transparent film substrate; and a second ITO film layer is arranged on the lower surface of the flexible transparent film substrate.

A double vacuum layer composite vacuum plate with degassers comprises a panel, a core plate and a vacuum cavity, and is characterized in that the panel is fixed on the upper surface at the outer part of the vacuum cavity; the core plate is placed at the bottom in the vacuum cavity; the panel and / or the core plate provide (s) additional strength for the vacuum cavity, and ensure (s) the smoothness of the vacuum cavity under the atmospheric pressure; the vacuum cavity is a closed cavity formed in such a way that a metal plate is subjected to welding and edge sealing under the normal pressure and sealing at a high temperature in vacuum; the sealing is achieved through automatically sealing an extraction opening, prefabricated in the vacuum cavity, in a vacuum furnace by low-temperature solder according to a liquid sealing principle; a clapboard is arranged in the vacuum cavity, and divides the interior of the vacuum cavity into double vacuum layers; and struts are arranged in the vacuum layers. The double vacuum layer composite vacuum plate has the advantages that the preparation method is simple in process, the prepared double vacuum layer composite vacuum plate with the degassers can overcome defects of a conventional insulation board and a conventional vacuum insulation board, and the strength, the heat insulation performance, the sound insulation performance, and the fire resistance and the decoration performance can be enhanced.

The invention provides a wall-climbing robot foot pad based on electromagnetic adsorption. The robot foot comprises an adsorption layer and an electrifying wire; a plurality of ferromagnetic particlegroups are distributed on the adsorption layer, and each ferromagnetic particle group comprises a plurality of ferromagnetic particles; the electrifying wire is laid on the adsorption layer, the electrifying wire is provided with at least one annular structure, and the two ends of the electrifying wire are provided with a current input electrode and a current output electrode respectively; when the current input electrode and the current output electrode are connected with a power supply, the annular structure generates annular current. According to the wall-climbing robot foot pad, a plurality of miniature annular circuit arrays and ferromagnetic particles are adopted to generate electromagnetic adsorption force; adsorption force is controlled through on-off of a circuit and current, adsorption and stripping of the foot pad are easy to achieve, the circuit is made through a printed circuit technology, the wiring density is high, the weight and thickness are low, the size of each miniature annular circuit is smaller than the millimeter level, and the whole foot pad is small in size and low in weight. The thickness of each layer can be micron-sized, and the foot pad is light and thin and high in practicability.

The invention relates to an invisible bandage, which is composed of a composition A and a composition B. The composition A is prepared from bee wax, peach gum, propolis, rosin, dalbergia wood, amber,frankincense, and myrrh. The composition B is prepared from wolfberry extract, natural indigo, radix rehmanniae preparata extract, and carotene. The invention further relates to a preparation method and use method of the invisible bandage.

A double-vacuum-layer metal vacuum composite panel with sealing strips and mounting holes comprises a housing, a core plate and a vacuum chamber and is characterized in that the mounting holes are combined with pumping holes, the housing is a low-carbon steel plate, the core plate is arranged in the vacuum chamber to provide the housing with additional strength to ensure the smoothness of the housing at atmospheric pressure, the vacuum chamber is a closed chamber formed by the housing subjected to glass soldering edge sealing at atmospheric pressure and high temperature and high-temperature opening sealing in vacuum, welding portions of the edge of the low-carbon steel plate are provided with the sealing strips, the opening sealing is the automatic sealing of the pumping holes preformed in the housing with low-temperature solder in a vacuum furnace according to the principle of liquid seal, a separation plate separating the vacuum chamber into two to form double vacuum layers is arranged in the vacuum chamber, and supporting members are arranged in the vacuum layers. A manufacturing method of the double-vacuum-layer metal vacuum composite panel with the sealing strips and the mounting holes is simple in process. The manufactured double-vacuum-layer metal vacuum composite panel can overcome the deficiencies of existing insulation boards and vacuum insulation panels and the strength, thermal insulation, sound insulation and fireproof performance and decorative functions can be improved.

The invention discloses a keyboard and electronic equipment. The keyboard comprises an upper cover which has a supporting effect on the keyboard, and is provided with keys. The upper surface of a touch layer is attached to the lower surface of the upper cover, and a corresponding trigger signal can be generated under triggering of the key; the upper surface of the bottom cover is attached to the lower surface of the touch layer, and the bottom cover protects the touch layer and is used for supporting the touch layer. The embodiment of the invention discloses a keyboard. The touch layer is adopted; in addition, the touch layer is light and thin (for example, 0.15 mm), no gap exists between the touch layer and the upper cover, and no gap exists between the bottom cover and the touch layer, so that the keyboard is thin in overall structure and light in weight, convenience is brought to users, and the trend of light and thin development of electronic equipment is promoted.

The invention relates to a construction method of a light railway track, which relates to the technical field of railway track construction, and comprises the following steps: prefabricating a light railway track plate structure which comprises two supporting longitudinal ribs arranged at an interval, a steel panel transversely arranged on the two supporting longitudinal ribs and an ultra-high performance concrete layer laid on the steel panel, the supporting longitudinal ribs are arranged in the direction of a railway track, circulation holes are formed in the supporting longitudinal ribs, the ultra-high-performance concrete layer is connected with the steel panel through connecting assemblies fixedly arranged on the steel panel, and pouring holes are formed in the ultra-high-performance concrete layer. The track plate structure is lifted to a base of the railway track, and the steel formworks are installed on the peripheral side of the track plate structure; and concrete mortar is poured from the pouring holes and passes through the circulating holes, so that a concrete mortar layer is formed. The method is easy to implement, the requirement for equipment for hoisting the track plate structure is lowered, the overall construction efficiency is improved, the adverse effect of bubbles in mortar on the railway track is reduced, and the service life of the railway track is effectively prolonged.

The invention belongs to the technical field of PCB processing, and provides a lamination layer deviation control method for a multilayer FPC board. The method comprises the following steps of S1, manufacturing an FPC layer, S2, manufacturing a gluing PI layer, S3, manufacturing a supporting board layer, S4, manufacturing a main clamping pressing laminated board: riveting the upper and lower boards of the support board and the laminated FPC layer together during pressing of the laminated board to carry out board arrangement pressing to carry out hardness support, and S5, disassembling the support board after lamination: drilling off rivets at the riveting positions of the edges of the laminated multilayer FPC board by using a drill bit in a drilling manner, taking off the support board, taking out the normal multilayer FPC board, and carrying out subsequent process manufacturing in a normal manner. The support board and the FPC are riveted together to support the lamination thickness before lamination, so that the problems of large lamination expansion and shrinkage deviation and layer deviation of the multilayer FPC are solved, and the quality requirement of lamination of the multilayer FPC is met.

The invention relates to an artificial turf as well as a gum application process and a production device thereof. The gum application process comprises the following steps of: (1) winding the artificial turf and a base fabric on a drying barrel, transmission rollers and a cooling barrel; (2) spraying gum to the back of the artificial turf; (3) flattening and fixing root parts of grass filaments after heating the drying barrel; and (4) cooling the composited artificial turf through the cooling barrel. The gum application production device comprises a spraying device, a driving device, a control device, a transmission device, the drying barrel and the cooling barrel, wherein the drying barrel is arranged between a composite transmission roller and a first transmission roller, the cooling barrel is arranged between a second transmission roller and a third transmission roller, and a glue spraying device is arranged in front of the drying barrel. The artificial turf comprises a base layer and the grass filaments, wherein the root parts of the grass filaments are fixedly connected with the base layer and the base fabric by using the gum, and the root parts of the grass filaments are of a flat structure. According to the invention, gum consumption is reduced, pullout strength of the grass filaments is increased, drying time is short, production field is reduced, and raw materials and energy sources are saved. The artificial turf provided by the invention has the advantages of high strength, thick gum layer, light weight, low cost, convenience for paving and long service life.

The invention provides a metal flexible heating film and a preparation method thereof. The metal flexible heating film comprises a metal electrode, and a first insulated thin film layer, a metal heating layer, a second insulated thin film layer and a heat insulation and heat conduction layer overlapped sequentially from bottom to top, wherein a plurality of conductive alloy strips are uniformly distributed on the metal heating layer; the metal electrode is electrically connected with the metal heating layer; the first insulated thin film layer is uniformly applied to the lower surface of the metal heating layer; the second insulated thin film layer is uniformly applied to the upper surface of the metal heating layer; and the heat insulation and heat conduction layer is a graphite layer and is laid on the upper surface of the second insulated thin film layer, and the graphite content is no less than 99%. The heating film can effectively solve the problems of use safety and service life caused by local overheat of the heating film.

The invention relates to the technical field of glasses, in particular to refraction and diffraction mixed type light and thin Alvarez zoom glasses. The glasses comprise a glasses frame, lenses and acontrol part, wherein each lens is composed of two refractive-diffractive hybrid Alvarez lenses with complementary surface shapes; the center area of the refractive-diffractive hybrid Alvarez lens isa continuous surface shape, while the edge area of the refractive-diffractive hybrid Alvarez lens is a diffraction microstructure, so that the distribution area of the continuous surface shape and thediffraction microstructure is determined according to the thickness limitation of the zoom glasses lens; wherein each lens is fixed on a guide rail of the lens bracket through a sliding block, and one or two of the two refractive-diffractive hybrid Alvarez lenses freely slide on the guide rail of the lens bracket so as to realize the change of the degree. According to the invention, various surface-shaped structures can be selected according to different requirements; therefore, a user can automatically adjust the degree, the degree adjusting range is large, the thickness of the lenses is small, and the whole glasses are light in weight, comfortable to wear and convenient to use.

The invention discloses a metal vacuum composite plate with getter. The metal vacuum composite plate comprises a shell, core plates and a vacuum cavity, and is characterized in that the shell is a metal plate or a metal composite plate, wherein the core plates are positioned in the vacuum cavity for providing additional strength to the shell and guaranteeing the flatness of the shell under atmospheric pressure; the vacuum cavity is a closed cavity formed by performing the welding edge sealing under normal pressure and the high-temperature opening sealing under vacuum for the shell; the opening sealing is that an extraction opening prefabricated in the shell is automatically sealed in a vacuum furnace by using a low-temperature solder according to a liquid sealing principle; the getter is arranged in the vacuum cavity; at least two core plates are provided; and a support object is arranged between the core plates. A preparation method of the metal vacuum composite plate is simple; and the prepared metal vacuum composite plate with the getter can overcome the defects of a traditional insulation plate and a traditional vacuum insulation plate, and can improve the strength, heat insulation, sound insulation, fire prevention and decoration functions.

The invention relates to a novel fan junction box. The novel fan junction box at least comprises a cover plate and a box body. The junction box is characterized in that the box body is a square box. The side wall of the box body is provided with a wire outlet and a wire inlet which are used for being connected with cables. The interior of the box body is fixedly connected with a wiring terminal through screws. The cables, which pass through the wire inlet and the wire outlet, are respectively connected to the wiring terminal. The cover plate is fixedly connected with the box body through screws in a sealed mode. The junction box is safe and reliable in structure, simple, light, and good in waterproof performance. Meanwhile, the wiring terminal is arranged in the box body, so that the wiring terminal is protected. The waterproof performance of the junction box is improved.

The invention relates to the technical field of manufacturing and application of lithium batteries and lithium ion capacitors, particularly to a lithium ion capacitor battery integrating a lithium ioncapacitor and a lithium battery, and a preparation method thereof, wherein the electrode material layer of a lithium ion battery and the electrode material layer of a lithium ion capacitor are correspondingly arranged on two sides of a current collector respectively. According to the invention, an energy storage device integrating a lithium ion battery and a lithium ion capacitor is provided, wherein various materials and parts required by related production of a lithium battery are matched on the opposite surface of a lithium battery positive electrode material layer on the front surface toform a complete lithium battery, and various materials and parts required by related production of a lithium ion capacitor are matched on the opposite surface of a lithium ion capacitor positive electrode material on the back surface to form a complete lithium ion capacitor; and at least one lithium battery and one lithium ion capacitor are arranged in a mixture lithium ion capacitor battery at the same time, so that a perfect scheme is provided for cooperative use of the lithium battery and the lithium ion capacitor.

The invention provides an electric heating type warmer. The electric heating type warmer comprises a hollow shell, wherein a cavity is formed in the hollow shell; a vent hole is formed in each of the upper part and the lower part of the front surface of the shell; an electric heating pipe is arranged in the cavity; one row of heat dissipation fins are in sleeving joint with the electric heating pipe; the main body of each heat dissipation fin is a planar metal sheet; overturning edges are arranged on two symmetrical side edges of the main body; a through hole is formed in the middle part of each main body and a flange is arranged on each through hole; the heat dissipation fins are in sleeving joint with the electric heating pipe through the through holes; the directions of the overturning edges are opposite to the directions of the flanges; and an input switch and an output switch are further arranged on the front surface of the shell. According to the electric heating type warmer provided by the invention, by matching the electric heating pipe with the heat dissipation fins, the temperature rising speed is rapid and the heat conduction is rapid; small cavities are formed among the plurality of heat dissipation fins and the heat dissipation is uniform; a lot of heat can be rapidly generated and no noises are caused; the weight is light, the size is relatively thin and the movement is convenient; and the electric heating type warmer is suitable for being mounted in vertical, wall-mounted and embedded manners and the like, is sensitive to a toppling angle smaller than 45 degrees and the application safety factor is relatively high.