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[CN 201910359735.6] Failure safety protection system of press brake mechanism and safety braking method thereof
[CN 201910359735.6] A Failure Safety Protection System for Press Braking Mechanism and Its Safety Braking Method Title: A Failure Safety Protection System for Press Braking Mechanism and Its Safety Braking Method Application Number: CN 201910359735.6 Applicant: Yangli Group Co., Ltd. Application Date: 2019-4-30 Patent Type: Application for Invention The present invention relates to a failure safety protection system for press braking mechanism and its safety braking method in the technical field of presses, the press brake mechanism failure safety protection system of the present invention includes an ejection mechanism installed on the lower side of the workbench and a locking mechanism for locking and fixing the ejection mechanism. The workbench is arranged on the lower side of the slider. The feature is that the ejection mechanism includes an ejection cylinder and an ejection rod connected with the piston rod of the ejection cylinder, and the workbench is correspondingly provided with guide holes for the ejection rod to pass through, the ejector rod is used to run through the guide hole of the workbench plate with the piston rod of the ejector cylinder to support the abutting slider, the locking mechanism includes a locking cylinder, and the piston rod of the locking cylinder is connected with a lock The rod is used to lock the ejector rod supporting the abutting slider, and the ejector cylinder and the locking cylinder are respectively connected with the gas storage system through a two-position five-way solenoid valve.
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