A master-slave cylinder hydraulic machine

By using a shared hydraulic control system, the main cylinder and the slave cylinder can work together, solving the problem of frequent mold replacement in existing hydraulic presses and improving production efficiency.

CN224447023UActive Publication Date: 2026-07-03CHENGDU ZHENGXI INTELLIGENT EQUIPMENT GROUP CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
CHENGDU ZHENGXI INTELLIGENT EQUIPMENT GROUP CO LTD
Filing Date
2025-01-21
Publication Date
2026-07-03

AI Technical Summary

Technical Problem

Existing hydraulic presses require frequent mold changes in the stamping production of parts of various sizes, resulting in low production efficiency.

Method used

The master cylinder hydraulic press adopts a shared hydraulic control system, which enables the master cylinder and slave cylinder to work together, thereby achieving pressure regulation and position control of the master cylinder and slave cylinder and reducing mold changeover time.

Benefits of technology

It improved production efficiency, enabled the main cylinder and sub-cylinder to work together, reduced mold changeover time, and increased production efficiency.

✦ Generated by Eureka AI based on patent content.

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Abstract

This invention relates to the field of hydraulic press technology, and more particularly to a master-slave cylinder hydraulic press, comprising a main cylinder mounted between an upper crossbeam and a lower crossbeam; two slave cylinders mounted on movable beams on both sides, sharing a hydraulic control system with the main cylinder; a hydraulic control system for controlling the movements of the main cylinder and slave cylinders; a solenoid valve for controlling the pressurization action of the slave cylinders, wherein when the main cylinder presses down to a designated position, the slave cylinder pressurizes; the hydraulic control system can simultaneously or individually adjust the pressing pressure of the main cylinder and slave cylinders; the movable beams are connected and fixed to the upper and lower crossbeams by bolts.
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