一种化学机械抛光系统

By introducing a walking mechanism and a flipping mechanism into the chemical mechanical polishing system, efficient wafer flipping is achieved, solving the problem of insufficient space utilization in the existing system and improving space utilization and the flexibility of module layout.

CN116352593BActive Publication Date: 2026-07-17HWATSING TECHNOLOGY CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
HWATSING TECHNOLOGY CO LTD
Filing Date
2023-04-11
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In existing chemical mechanical polishing systems, flipping a wafer from a vertical to a horizontal position requires a large amount of space, which increases the length of the machine, leads to insufficient space utilization, increases material usage and costs, and is not conducive to the rational layout of the machine.

Method used

In a chemical mechanical polishing system, a walking mechanism and a flipping mechanism are configured. The flipping mechanism in the narrow space vertically carries the wafer and moves it to a more open flipping space for flipping, reducing the space occupied in the length direction of the machine.

Benefits of technology

By effectively utilizing the internal space of the machine tool, the flexibility and space utilization of the modules are improved, unnecessary space occupation is reduced, costs are lowered, and the flexibility and selectivity of the machine tool layout are enhanced.

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Abstract

本发明提供了一种化学机械抛光系统,其包括:前端单元、多组抛光单元和多组后处理单元;所述后处理单元与所述前端单元之间的狭缝空间内配置有行走机构和翻转机构,所述翻转机构竖直承载晶圆并携带晶圆沿所述行走机构直线移动,直至移出所述狭缝空间后将晶圆翻转至水平状态。本发明可以减少翻转机构在机台长度方向占用的空间,相比现有的机台模块布局方案,本发明合理利用了机台内部空间,留给干燥和清洗等主要功能模块的空间更大,模块的设计、配置和布局具有更高的灵活性、选择性和多样性。
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