Cold heading die with replaceable punching rod

The cold heading die comprises a die shell, a cushion block, an ejector rod, an inner core and the stamping rod, a stamping rod groove used for containing the stamping rod is formed in the inner core and is in a step shape, a pan head forming cavity is formed in the end, away from the cushion block,...

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Bibliographic Details
Main Authors WANG YANGBO, WANG JIEHONG, ZOU XIAOMAN, FANG JUNSHENG
Format Patent
LanguageChinese
English
Published 12.07.2024
Subjects
FORGE FURNACES
FORGING
HAMMERING
MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL
PERFORMING OPERATIONS
PRESSING METAL
PUNCHING METAL
RIVETING
TRANSPORTING
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Summary:The cold heading die comprises a die shell, a cushion block, an ejector rod, an inner core and the stamping rod, a stamping rod groove used for containing the stamping rod is formed in the inner core and is in a step shape, a pan head forming cavity is formed in the end, away from the cushion block, of the stamping rod groove, and the end, away from the cushion block, of the stamping rod groove is provided with an ejector rod. The outer wall of the inner core is provided with an inclined surface convenient for placing the inner core; a punching rod groove is formed in the inner core, a punching rod is arranged in the inner core in a sleeved mode, the punching rod is provided with a punching head, the punching head is connected with a supporting column, a positioning block is arranged at the end, away from the punching head, of the supporting column, and the positioning block is used for abutting against the punching rod groove. The damage to the mold shell due to frequent replacement of the inner core is redu
Bibliography:Application Number: CN202323222399U