Stamping die and stamping equipment

The utility model provides a stamping die and stamping equipment, and relates to the field of preparation of tunnel steel arches. Wherein the stamping die comprises a stamping body, a limiting piece and a plurality of positioning pieces, the limiting piece is arranged on the stamping body, the stamp...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: LI KANG, CHEN YONGCHENG, WU YONGSONG, JIAN ZHENGBIN, PI GAOFAN, WU MINGXIN, ZHAO MINGHAI, LIU HUWEI, LUO JUE
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility model provides a stamping die and stamping equipment, and relates to the field of preparation of tunnel steel arches. Wherein the stamping die comprises a stamping body, a limiting piece and a plurality of positioning pieces, the limiting piece is arranged on the stamping body, the stamping body is provided with a stamping hole and a plurality of positioning holes distributed around the stamping hole, and the positioning pieces penetrate through one or more positioning holes; initial positioning of the connecting piece is achieved through the limiting piece, one or more of the first positioning hole, the second positioning hole, the third positioning hole, the fourth positioning hole and the fifth positioning hole are alternately used in the punching process, it is guaranteed that the to-be-punched area of the connecting piece is located in the punching hole, the positioning function of the connecting piece is achieved, batch production is achieved, and the production efficiency is improved. And t