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109 results about "Wrinkled skin" patented technology

Insulated impregnating process for high-frequency transformers

The invention discloses an insulated impregnating process for high-frequency transformers. The method can significantly improve the surface quality of high-frequency transformers and ensure that the surface of a transformer is completely covered; gaps between iron cores and windings are completely filled; and paint layers are glossy and free from paint protrusions, wrinkled skin and large-area flowing paint. The process is implemented through a technical scheme comprising the following: a) a step of impregnating with paint, which is to impregnate an iron core component with high-temperature epoxy glue, put the iron core component into a sealed container and bake for 2 hours; b) a step of winding, which is to wrap the iron core component in a glass cloth belt for insulation, wind primary and secondary windings and tie the glass cloth belt for insulation; c) a step of impregnating with paint, which is to bake the obtained product at 70+ / -10 DEG C for 0.5 hour; d) a step of baking, whichis to put the obtained product into a vacuum tank, vacuumize the vacuum tank, maintain pressure for 10 minutes, raise pressure to normal pressure, pressurize to between 0.3 and 0.4 MPa, maintain pressure for 20 minutes and bake for 2 hours; and e) a step of packaging, which is to pour high-temperature epoxy glue and put the obtained product into the same sealed container for baking. The high-frequency transformers manufactured by the process have the advantages of good thermal stability, excellent insulation performance and capability of completing the boost output of high-energy pulses.
Owner:四川泛华航空仪表电器有限公司

Method for preparing overall shell mold by utilizing vaporizing combustion of mold shell roasting pattern

ActiveCN104014748AReduce dewaxing processQuality improvementMoulding machinesCombustionAdhesive
The invention provides a method for preparing an overall shell mold by utilizing vaporizing combustion of mold shell roasting pattern. The method comprises the following steps: preparing a plastic mold by adopting an injection molding method, splicing and assembling the plastic mold to form an overall pattern, and coating, sanding, drying and hardening the overall pattern, thus obtaining a solid mold shell; roasting the obtained mold shell, wherein the pattern disappears due to vaporizing combustion, thus obtaining an overall shell mold; and finally, cleaning and pouring the obtained shell mold, thus obtaining the casting. The method is high in applicability, the complexity of the cast alloy types and casting structures is not limited, the processes of investment casting and dewaxing are reduced, the production cycle is shortened, and the production efficiency is improved. In the process of manufacturing the shell mold, a phenolic resin is not used as an adhesive, and the problems of pungent smell and subskin blowholes of castings in the process of casting and pouring the shell mold are solved. The pattern disappears before pouring due to roasting and vaporizing combustion of the mold shell, the defects of evaporative pattern casting steel casting recarburization and iron casting wrinkled skin are overcome, and the casting quality is improved.
Owner:沃尔曼科技张家港有限公司

Traditional Chinese medicinal facial mask containing flowers with five colors

The invention provides a traditional Chinese medicinal facial mask containing flowers with five colors. The facial mask is characterized by being prepared from the following raw materials in percentage by weight: 10-30 percent of peach blossom, 10-30 percent of yellow chrysanthemum, 8-26 percent of red rose, 2-20 percent of jasmine, 3-20 percent of lavender, 5-16 percent of honey, 4-15 percent of egg white, 7-6 percent of tea polyphenol, 5-10 percent of L-vitamin C, 1-15 percent of pearl powder, 3-10 percent of isoimperatorin, 5-15 percent of ginsenoside, 2-10 percent of ferulic acid and 8-15 percent of asiaticoside. The facial mask can be used for removing melanin on the surface layer of a human face, enables skin to be bright, white, tender and elastic, and is prepared from flower leaves with an effective skin-nourishing effect, wherein the peach blossom can be used for promoting excretion of lipofuscin pigment causing human senescence and preventing melanin from depositing on skin; the yellow chrysanthemum can be used for strengthening the resistance of blood capillary; the red rose can be easily absorbed by skin because of enriched vegetable protein, and has a certain effect for preventing and treating dry, rough and wrinkled skin; the jasmine contains phenylcarbinol, linalool ester and other organic matters, and has a certain beautifying effect; the adopted traditional Chinese medicinal herbs generate affinity with skin, and respectively infiltrate into skin to play roles in nourishing, removing freckles and acnes, whitening and the like.
Owner:BOCALY BIO TECH

Casting technology method for compression molding machine body

ActiveCN104759591ASolve the problem of surface slag inclusionsSolve wrinkled skinFoundry mouldsFoundry coresWrinkle skinCompression molding
The invention relates to casting technology improvement techniques, in particular to a casting technology method for a compression molding machine body. The casting technology method for the compression molding machine body is characterized in that foam for a polystyrene foam sheet material with the density of 19-20 g/l is adopted to manufacture a foam model with the identical shape and structure with a casting of the compression molding machine body, the polystyrene foam sheet material with the density of 20-21 g/l is adopted to manufacture a special foam molding bed with the identical shape and structure with a lower cavity portion of the casting of the compression molding machine body, a casting gate is arranged after coating of the surface of an assembled model is dried, a specially-made pore-forming core rod is adopted to perform casting forming on baffle holes and long through holes, a stepped casting system integrating punching, exhausting, slagging and feeding is used, and finally the casting is subjected to doffing cleaning. According to the casting technology method for the compression molding machine body, the manufacturing period of the casting is short, the cost is low, and the problems that a solid type casting technology is prone to generating defects such as surface slag inclusion, wrinkled skin, shrinkage and the like are solved.
Owner:黄石新兴管业有限公司
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