A manufacturing device for a reinforced concrete prefabricated frame and a method of use thereof

By combining the vacuum pump and motor driven by the integrated manufacturing device to drive the outer cylinder and inner template, the problems of uneven density and pore defects in the molding of precast frame components are solved, achieving efficient defoaming and uniform demolding, thus improving production efficiency and quality.

CN122401642APending Publication Date: 2026-07-17
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Filing Date
2026-06-02
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing precast frame component molding processes suffer from problems such as uneven density, pore defects, low production efficiency, high reliance on manual labor, and poor molding quality. In particular, it is difficult to achieve efficient air venting and uniform demolding in areas with dense steel reinforcement.

Method used

An integrated manufacturing device is used, combining an outer cylinder and an inner mold driven by a vacuum pump and a motor. Through heating and vacuum adsorption, dynamic defoaming of concrete and uniform application of release agent are achieved, avoiding mechanical vibration and enabling rapid floating of air bubbles inside the concrete and uniform application of release agent.

Benefits of technology

It improves the overall density and structural strength of the precast frame, eliminates internal defects, simplifies the production process, improves production efficiency and molding quality, and ensures the uniformity and stability of the components.

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Abstract

本发明提供了一种钢筋混凝土预制框架的制造装置,包括支撑座和支撑架,支撑座的上表面中部固定有支撑架,支撑架的顶部固定有真空泵,支撑架的左右端呈对称状均固定有步进电机,支撑架的左右端内部均嵌入有滚珠轴承,支撑座上表面的右侧前端安装有控制箱,两个步进电机靠近支撑架一侧的动力输出端传动轴上均固定有限位柱,两个限位柱之间的上方固定有外支架,外支架的前端安装有伺服电机,两个限位柱之间设置有成型组件。本发明可自动往内模板中均匀涂抹脱模剂,同时摒弃传统的机械振捣作业,有效避免骨料离析问题,成型后的预制框架整体密实度均匀,可彻底排净深层密闭气泡,杜绝蜂窝麻面、内部空洞等缺陷,显著的提高了预制框架结构强度。
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