Precision die for manufacturing DIP-6838 quartz crystal oscillator housing
The invention discloses a precision die for manufacturing a DIP-6838 quartz crystal oscillator housing. The precision die comprises a progressive die, wherein the progressive die comprises an upper die base and a lower die plate; the upper die base is sequentially provided with a punching male die m...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses a precision die for manufacturing a DIP-6838 quartz crystal oscillator housing. The precision die comprises a progressive die, wherein the progressive die comprises an upper die base and a lower die plate; the upper die base is sequentially provided with a punching male die mechanism, a tearing male die mechanism, a stretching male die mechanism and a blanking male die mechanism along the movement direction of a metal material strip; and the lower die plate is sequentially provided with a punching female die mechanism, a tearing female die mechanism, a stretching femaledie mechanism and a blanking female die mechanism along the movement direction of the metal material strip. According to the precision die disclosed by the invention, a coiled metal material strip with the width of 27mm and the thickness of 0.15mm is selected and is tightly and uniformly distributed and arrayed in a manner of one material in the transverse direction and three materials in the transverse direction, so tha |
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