Vacuum pump and mold air hole quick insertion device
The utility model discloses a vacuum pump and mold air hole quick plug-in device which comprises a first cylinder and is characterized in that the lower end of one side of the first cylinder is fixedly connected with one end of a rectangular sleeve, a rectangular guide rod is arranged in the rectang...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a vacuum pump and mold air hole quick plug-in device which comprises a first cylinder and is characterized in that the lower end of one side of the first cylinder is fixedly connected with one end of a rectangular sleeve, a rectangular guide rod is arranged in the rectangular sleeve, one side of the rectangular guide rod is fixedly connected with one end of a spring, the spring is arranged in the rectangular sleeve, and the other end of the rectangular sleeve is fixedly connected with the lower end of the first cylinder. The other end of the spring is fixedly connected to one side of the inner wall of the rectangular sleeve, the upper ends of the two sides of the rectangular guide rod are fixedly connected with one ends of symmetrical L-shaped guide plates respectively, corresponding inclined grooves are formed in the ends of the two sides of the L-shaped guide plates respectively, and corresponding circular shafts are arranged in the two inclined grooves respectively. The utility |
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