Sliding block core-pulling structure

The invention relates to a sliding block core-pulling structure comprising a female die and a male die. A first-stage sliding block is arranged on the male die in a sliding mode, a first T-shaped sliding block is arranged on the first-stage sliding block in a sliding mode, the first T-shaped sliding...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: LIU FEI, LI JIANLONG, YAN QUANLIANG
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention relates to a sliding block core-pulling structure comprising a female die and a male die. A first-stage sliding block is arranged on the male die in a sliding mode, a first T-shaped sliding block is arranged on the first-stage sliding block in a sliding mode, the first T-shaped sliding block is fixedly connected with a second-stage sliding block, and a third-stage sliding block is movably connected to the second-stage sliding block. An elastic mechanism is arranged between the second-stage sliding block and the third-stage sliding block, time delay grooves are further formed in the second-stage sliding block, a bolt fixed to the third-stage sliding block is arranged in each time delay groove in a sliding mode, an insert is further fixed to the second-stage sliding block, andthe insert is arranged in the third-stage sliding block in a sliding mode. The sliding direction of the insert and the sliding direction of the bolts are perpendicular to the sliding direction of thefirst T-shaped sliding blo