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81results about How to "Will not fade" patented technology

Method for forming structural-color metal surface based on blazed grating structure through tool cutting

InactiveCN106078079ASolve the problem of dyeingImprove hydrophobicityMicro structureBlazed grating
Provided is a method for forming a structural-color metal surface based on a blazed grating structure through tool cutting. The method comprises the following steps that (1) the surface of a metal workpiece is flattened, and the surface roughness of the metal workpiece is made to be lower than or equal to 100 nm, specifically, the metal workpiece is made of an adhesive metal material; and (2) a parallel groove set is formed in the surface of the metal workpiece through cutting with a tool according to set technical parameters. According to the technical parameters, a diamond tool is adopted for cutting; in the cutting process, the included angle between the tool and the surface of the workpiece is 5-30 degrees, the feeding speed is 20-100 mm/min, and the cutting depth is 1-5 microns; and every time one groove is obtained through cutting, the tool shifts for 3-20 microns relative to the workpiece, and then cutting of the next groove is carried out. The metal surface formed through the method is of a specific micro structure, not only can have a structural color like a blazed grating, but also has better hydrophobicity compared with the surface before machining, and accordingly higher corrosion resistance and lower fluid flowing resistance are achieved.
Owner:ZHEJIANG UNIV OF TECH

Wiredrawing equipment and manufacture process of aluminum alloy drawing board

The invention relates to the technical field of processing of metal handicraft, and in particular relates to wiredrawing equipment of an aluminum alloy drawing board. The wiredrawing equipment comprises a rack, a hub and a motor, wherein the hub is rotatably arranged on the rack, a rotating shaft of the hub is in transmission connection with the motor, a plurality of wiredrawing tool bits are arranged on the outer edge of the hub, an arc supporting plate adaptive to the outer edge of the hub is arranged below the hub, and an elastic lifting device for adjusting the size of a clearance between the arc supporting plate and the outer edge of the hub is arranged at the lower part of the rack. According to the wiredrawing equipment, surface lines of the aluminum drawing board are changed by wiredrawing treatment, and thus the surface brightness and the corrosion resistance of the aluminum drawing board are improved; the coloring and the drawing can be performed on the treated aluminum surface directly, the production efficiency is improved, a conventional electroplating corrosion resistance technology is changed, the energy consumption is reduced and the pollution is reduced; the surface of the processed aluminum alloy drawing board is free of blackening and fading, and thus the service life of the handicraft is prolonged.
Owner:吕復定

High-precision digital template guide belt type direct embossing machine

InactiveCN104354462AHigh coloring rateReduce the chance of contaminating the printed surfaceRotary pressesPrinting press partsEngineeringSlurry
The invention relates to a high-precision digital template guide belt type direct embossing machine, and belongs to the technical field of an embossing machine. The high-precision digital template guide belt type direct embossing machine comprises an embossing guide belt and a plurality of high-precision digital template pattern rollers, wherein the high-precision digital template pattern rollers are in mutually parallel arrangement and are arranged on the same plane A, an include angle B between the embossing support surface of the embossing guide belt and the horizontal plane is adjustable between 0 degrees and 90 degrees, the plane A is parallel to the embossing support surface, meanwhile, when the included angle B is smaller than 90 degrees, the plane A is positioned under the embossing support surface, a slurry groove is respectively formed right under each high-precision digital template pattern roller in a matched way, each high-precision digital template pattern roller is respectively matched with a scraper, and each group of high-precision digital template pattern rollers, slurry grooves and scrapers can move and can be positioned between the original position and the embossing position through being driven by a driving mechanism. The high-precision digital template guide belt type direct embossing machine has the advantages that the slurry feeding quantity is low, the embossing defective rate is low, and the coloring rate is high.
Owner:SHAOXING YANGTING TEXTILE PROD

Environment-friendly and energy-saving equipment with purification device and purification method

The invention provides environment-friendly and energy-saving equipment with a purification device and a purification method. Almost electromechanical equipment, which is used at present, is not provided with a purification device of an oil mist separation system; particles with the size of 0.3 microns to 3.5 microns in oil mist in the electromechanical equipment are harmful to the health of human bodies when being inhaled by people; and the oil mist is deposited in a working region and accidents including occupational injuries and the like are easy to cause. The environment-friendly and energy-saving equipment comprises a base (1), wherein a groove is formed in the base; a motor (7) is mounted at the middle part in the groove; two tertiary filtering devices (6) are arranged on the side faces of the motor respectively; the front end of the motor is connected with a centrifugal impeller (9) through a connection shaft; a secondary filtering device (10) is arranged at the front end of the centrifugal impeller; a primary filtering device (11) is arranged at the front end of the secondary filtering device; and an oil mist suction inlet (2) is mounted on the front end face of the base. The environment-friendly and energy-saving equipment with the purification device is provided by the invention.
Owner:哈尔滨宇光环保节能科技发展有限公司

Conductive spraying powder and preparation method thereof, preparation system of conductive spraying powder and use method of conductive spraying powder

The invention relates to the technical field of powder coatings, in particular to conductive spraying powder and a preparation method thereof, a preparation system of conductive spraying powder and ause method of conductive spraying powder. The raw materials of the conductive spraying powder comprise the following components by weight percentage: 55-65% of polyester resin, 4-6% of a polyester resin curing agent, 0.3% of benzoin or polypropylene wax, 1% of a leveling agent, 0-20% of titanium dioxide, 6-15% of spherical conductive powder and the balance of auxiliary agent. The spherical conductive powder comprises titanium dioxide and stannic oxide with a weight ratio larger than 13:7, and the particle size of the spherical conductive powder is below 0.3 [mu]m; the oil absorption of the spherical conductive powder is lower than 45 g / 100g, and the resistivity of the spherical conductive powder is less than 10 [omega]cm; the auxiliary agent comprises pigments; the raw material also contains 0.3-1% of aluminium oxide powder. The powder prepared from the raw materials has good electric conductivity, weather resistance, salt spray resistance and adhesive force, and is sprayed on the surface of a part to be sprayed, so that the surface is smooth and flat, and the leveling effect is good.
Owner:深圳市锦耀达环保材料有限公司

Road sign unit and road sign group

The invention discloses a road sign unit. The road sign unit comprises an embedded piece and a covering piece, wherein the embedded piece comprises an embedded part and an embedded connection part, and the embedded connection part is located on the embedded part; the embedded piece is covered with the covering piece, and the covering piece is detachably connected with the embedded connection part.Since the covering piece is not prone to crack or damage, when the road sign unit replaces an original road sign unit made of paint, the service life can be greatly prolonged. A road sign group comprises a plurality of road sign units, and further comprises a total controller and a total storage battery, wherein the road sign units are electrically connected with the total controller and the total storage battery, and the total controller is used for controlling the on / off state and the color of luminous pieces. A photovoltaic module can receive external light through photovoltaic light-permeable holes so as to generate electricity, and then the luminous pieces are made to give out light; the total storage battery is used for storing the electricity. The total controller is used for controlling the lighting states of the luminous pieces of all the road sign units, and therefore, pedestrians and vehicles are more effectively indicated.
Owner:上海祖强能源有限公司
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