A mould pressing forming device for carbon graphite bearing processing

By introducing a hammering structure, a molding structure, and a demolding structure into the carbon graphite bearing processing equipment, the problem of uneven powder compaction was solved, achieving efficient powder molding and demolding, and improving molding quality and mold life.

CN122401975APending Publication Date: 2026-07-17JIANGSU YUANJINGHONG SCI TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
JIANGSU YUANJINGHONG SCI TECH CO LTD
Filing Date
2026-03-30
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing molding equipment for carbon graphite bearings is inconvenient to hammer, resulting in uneven and non-dense powder in the mold cavity, making it difficult to eliminate bridging, looseness and air discharge, thus reducing the molding quality.

Method used

A molding equipment comprising a striking structure, a molding structure, a moving structure, and a demolding structure was designed. Through the high-frequency vibration of the striking block, the precise constant temperature control of the mold cavity, and the buffer demolding of the ejector pin, uniform filling of powder, air discharge, and high-pressure molding are achieved.

Benefits of technology

It improves the molding quality of carbon graphite bearings, enhances the density and strength of the powder, and extends the service life of the mold.

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Abstract

本发明涉及碳石墨轴承加工技术领域,提供一种用于碳石墨轴承加工的模压成型设备,包括机架和工作台,所述机架的顶端设置有工作台。本发明通过设置有敲击结构,通过驱动电机带动转盘旋转,转盘会通过铰接杆带动筒体在支撑板的内部做往复推拉运动,移动后筒体会通过活动杆带动敲击块往复敲击下模座的外壁,同时敲击块会带动活动杆和复位板挤压复位弹簧,此时复位弹簧被压缩,在橡胶座的配合作用下,使模腔内的填料产生高频、小幅震动,进而使粉料均匀填充、排出空气,当敲击块与下模座的外壁分离时,在复位弹簧的弹力作用下,使复位板推动活动杆和敲击块回位,从而实现连续敲击,进而能够震实粉料、消除空隙、排出空气,提高坯体致密度。
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