一种注射模具的滑块带顶针机构

By using a guide rod and guide sleeve guiding system and precise control of inclined guide pillars and inclined holes, combined with the design of push and demolding components, the problems of unstable guidance and unreasonable demolding in traditional injection mold slider mechanisms have been solved, achieving high-precision molding and high yield of plastic products.

CN224510324UActive Publication Date: 2026-07-17

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Filing Date
2025-08-21
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Traditional injection mold slider mechanisms suffer from unstable guidance and inaccurate slider movement control during mold closing, resulting in poor molding quality and mold damage. Inappropriate demolding sequence can also lead to product damage. Furthermore, the mold structure is complex and occupies a large amount of space.

Method used

The guide system employs a combination of guide rods and guide sleeves, along with precise control of inclined guide pillars and inclined holes. The coordinated design of the push assembly and demolding assembly ensures the stability and precise movement of the slider during mold closing, and orderly demolding is achieved through springs to avoid product damage.

Benefits of technology

It improves molding quality and demolding effect, reduces the risk of mold damage, lowers production costs, increases product yield and mold space utilization, and enhances production efficiency.

✦ Generated by Eureka AI based on patent content.

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Abstract

一种注射模具的滑块带顶针机构,属于模具技术领域,用于解决传统滑块机构合模导向不稳、运动控制不精准及脱模损伤产品的问题。该机构包括B板和A板,A板底部四角设有导杆,B板顶部四角开设导套,导杆滑动套设于导套内。固定模板安装于B板上,其一侧设第一安装架及第一成型组件,两侧设第二安装架及第二成型组件;固定模板内部滑动连接两个中间滑块镶件,二者间通过拉簧连接。A板底部设置推动组件,驱动主滑块镶件、辅滑块镶件及中间滑块镶件协同成型;B板底部设脱模组件。脱模时弹簧系统实现主滑块镶件先复位、限位顶针后动的有序动作。该机构能避免合模偏差,提升运动精度,减少脱模损伤,结构布局紧凑制。
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