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[CN 201821584421.3] Bottom Drive Press Title: Bottom Drive Press Application Number: CN 201821584421.3 Applicant: Zhejiang Longwen Precision Equipment Co., Ltd. Application Date: 2018-9-28 Patent Type: Utility Model The utility model discloses the bottom drive press The machine solves the problem of damage to machine parts caused by overload when the press is working. It is characterized in that: the guide post is provided with a pressure overload protection device, the pressure overload protection device is located above the sliding block, and the sliding block can move on the guide post. When the pressure of the upper mold is overloaded, the The pressure overload protection device discharges the pressure and the slider moves up. When the press encounters pressure overload at work, the pressure overload protection device above the slider is released, and the slider moves upward to reduce the pressure of the upper mold and the lower mold, and protect the mold or other parts on the press from being damaged.
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