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 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 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.

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 discloses a double-sided display device, comprising a first OLED display panel and a second OLED display panel with display surfaces facing away from each other, and the first OLED display panel and the second OLED display panel have a common shared cathode layer; The first OLED display panel includes a first electron transport layer, a first light-emitting layer, a first hole transport layer, a first anode layer, and a first array substrate sequentially stacked on the first surface of the shared cathode layer; The second OLED display panel includes a second electron transport layer, a second light-emitting layer, a second hole transport layer, a second anode layer and a second array substrate sequentially stacked on the second surface of the shared cathode layer . The present invention also provides a method for preparing the above-mentioned double-sided display device. Compared with the prior art, the present invention obtains a lighter and thinner double-sided display device.

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 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 have simple 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 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.

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 present application relates to a construction method of a light railway track, and relates to the technical field of railway track construction, comprising the steps of: prefabricating a light railway track slab structure, the track slab structure includes two supporting longitudinal ribs arranged at intervals, and two supporting longitudinal ribs arranged transversely on the two supporting longitudinal ribs. The upper steel panel and the ultra-high-performance concrete layer laid on the steel panel, the supporting longitudinal ribs are arranged along the direction of the railway track, the supporting longitudinal ribs are provided with circulation holes, and the ultra-high-performance concrete layer passes through the connecting components fixed on the steel panel. It is connected with the steel panel, and the super high-performance concrete layer is provided with a pouring hole; the track slab structure is lifted and placed on the base of the railway track, and the steel formwork is installed on the peripheral side of the track slab structure; the concrete mortar is poured from the pouring hole, and the Through the flow holes, a concrete mortar layer is formed. The method is easy to implement, reduces the equipment requirements for lifting the track slab structure, improves the overall construction efficiency, reduces the adverse effects of air bubbles in the mortar on the railway track, and effectively increases the service life of the railway track.

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 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.

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.

The invention relates to a novel recording pen. The novel recording pen comprises a recording pen main body. A built-in microphone is arranged in a shell body of the recording pen main body, and a built-out microphone connection socket is further arranged in the shell body of the recording pen main body. The built-out microphone connection socket is connected with a pluggable built-out microphone assembly. By means of a pluggable built-out microphone of the novel recording pen, a sound collection range is greatly enlarged, gradation of medium-long distance recording is rich, and third dimension is strong, so that perfect sound source collection is achieved, and top-quality recording enjoyment is brought to a user. Under the condition that the recoding pen is near to a sound source, the built-out microphone can be taken down conveniently, and the built-in microphone is directly turned on. The novel recording pen is convenient to manufacture, assemble and test, reliable and firm in manufacture and assembly, good in strength property and dropping resistance, compact in structure, small, exquisite, light, thin, convenient to carry and beneficial to utilization in different occasions. Practicability of the recording pen is improved, so that the novel recording pen is especially suitable for recording an press interview, recording meeting minutes, recording classroom learning and the like.