Annular thin plate inner side thread forming method, universal sleeve machining method and semicircular cover

The invention discloses an annular thin plate inner side thread forming method, a universal sleeve machining method for a faucet and a semicircular cover. The annular thin plate inner side thread forming method comprises the steps that cutting is conducted, specifically, a plate-shaped workpiece is...

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Bibliographic Details
Main Author CHEN JIEBIN
Format Patent
LanguageChinese
English
Published 20.09.2022
Subjects
COMBINED OPERATIONS
MACHINE TOOLS
METAL-WORKING NOT OTHERWISE PROVIDED FOR
OTHER WORKING OF METAL
PERFORMING OPERATIONS
TRANSPORTING
UNIVERSAL MACHINE TOOLS
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Summary:The invention discloses an annular thin plate inner side thread forming method, a universal sleeve machining method for a faucet and a semicircular cover. The annular thin plate inner side thread forming method comprises the steps that cutting is conducted, specifically, a plate-shaped workpiece is taken; punching is conducted, specifically, the workpiece is punched to form a circular through hole; hole reversing is conducted, specifically, flanging machining is conducted on the round through hole, and a first annular part and an annular groove are formed in a protruding mode; thread rolling: performing thread rolling processing on the first annular part so as to form a connecting thread on the surface of the first annular part; and stretching is conducted, specifically, after thread rolling is conducted, the outer edge of the annular groove is subjected to stretching machining to form a second annular part, and the first annular part is arranged in the second annular part. The connecting thread is formed on
Bibliography:Application Number: CN202210603917