Cold extrusion forming die for relay bottom plate
The invention provides a relay bottom plate cold extrusion forming die. The relay bottom plate cold extrusion forming die comprises an extrusion table male die and an extrusion table female die. The extrusion table male die is installed in the center of one end face of the upper support, the center...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention provides a relay bottom plate cold extrusion forming die. The relay bottom plate cold extrusion forming die comprises an extrusion table male die and an extrusion table female die. The extrusion table male die is installed in the center of one end face of the upper support, the center of the other end face of the upper support is fixed to the punch handle, the female die is installed on the base, a hole protection rod and an ejector are further installed on the base, and a plurality of sliding holes corresponding to holes in a part in number and position are additionally formed in the ejector. A plurality of hole protection rods respectively extend out of the ejector along the sliding holes from the bottom of the ejector, the ejector is arranged in a center hole of the female die, and a driving device is further arranged at the lower end of the ejector and installed on the base. The extrusion table male die and the extrusion table female die guarantee forming of a part, through the hole protecti |
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