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3results about How to "Simple design process" patented technology

Multi-gradient sharp corner punch based on notch sensitivity and application thereof

The application discloses a multi-gradient sharp corner punching die for amorphous alloy based on notch sensitivity and application thereof to punch amorphous alloy, soft magnetic material or metal thin strip. The multi-gradient sharp corner punching die for amorphous alloy based on notch sensitivity comprises a die body and a die front end; the die front end is provided with a circular punching end face; a plurality of sharp corners with top angles towards a punching direction are arranged on the edge region of the punching end face along the circumference thereof, the sharp corners are periodically arranged from high to low and then to high, and the higher the sharp corner is, the smaller the top angle is.
Owner:NINGBO INST OF MATERIALS TECH & ENG CHINESE ACAD OF SCI

Ball screw with combined circulation component

The utility model relates to the field of linear actuating devices, in particular to a ball screw with a combined circulating component, which comprises a lead screw provided with threads; the nut is arranged on the lead screw in a sleeving mode, a spiral raceway is arranged between the nut and the lead screw, and balls are arranged in the spiral raceway; the combined circulating component is arranged at the end of the nut and comprises a first circulating part and a second circulating part, a return groove is formed in the combined circulating component, and the return groove is matched with a groove in the nut and a threaded groove in the lead screw to form a complete return channel. And the balls circularly roll between the lead screw and the nut in a reciprocating manner through the return channel and the spiral raceway. The first circulation part and the second circulation part are divided by two sections of straight lines, the lip parts of the circulation parts are separated, the overall bearing capacity is higher, the service life of the circulator is prolonged, and the rigidity and strength of the lip parts are enhanced.
Owner:JIANGSU HENGLI PRECISION IND CO LTD

Window structure of imitated curtain wall

ActiveCN224119762UThe appearance of the curtain wall is goodImprove economyWallsWindow/door framesWindow openingMechanical engineering
The utility model relates to the technical field of window structure design, and mainly discloses a curtain wall imitating window structure which comprises curtain wall window stand columns and curtain wall window cross beams, curtain wall window glass is installed on the curtain wall window stand columns and the curtain wall window cross beams in a matched mode, and the curtain wall window stand columns and the curtain wall window cross beams are used for replacing a traditional window frame structure design scheme. The curtain wall has the advantages of being good in curtain wall appearance presentation effect, simple in structural design and construction technology, small in material consumption and good in economical efficiency. The imitated curtain wall window structure applies the material thickness in door and window specifications, has the characteristic of replacing glass indoors, has the characteristics of structural design flexibility and economical efficiency of stand columns and cross beams in a curtain wall system, realizes the visual effect that lines are concise and clean indoors and outdoors, embodies the aesthetic feeling of an office building, and is suitable for popularization and application. The window frame of the windowing structure is ingeniously hidden on the inner sides of the stand columns and the cross beams, so that the visual width of the window structure profile part is reduced to the maximum extent, and the aesthetic feeling and economical efficiency are further improved.
Owner:SHANGHAI CHANGZHAN CONSTR CONSULTING CO LTD