Ingot Squaring System with Separate Loading and Unloading Mechanisms

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Solution Overview

Problem

Conventional ingot squaring processes face inefficiencies due to the same manipulator being used for loading and unloading, leading to wasted time and potential damage during the unloading of squared cut edges, resulting in low processing efficiency and apparatus activation.

Innovation Solution

A system with separate loading and unloading mechanisms on opposite sides of a movement stage, allowing for simultaneous unloading of cut edges and loading of new ingots, utilizing a squaring chamber with hold mechanisms and tracks to manage ingot movement and edge collection efficiently.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If a same manipulator is used for both loading and unloading processes, then the apparatus structure is simplified, but the processing efficiency and apparatus activation are reduced due to wasted work time

Engineering Contradiction:
Improveapparatus structureVSAvoidprocessing efficiency
Core Design Contradiction:
Device complexityVSProductivity

Solution Approach 1:

The patent divides the single manipulator function into two separate mechanisms: a loading mechanism for loading ingots and a unloading mechanism for removing squared ingots and collecting cut edges. This segmentation allows simultaneous operation of loading and unloading processes, eliminating idle time and improving apparatus activation to 95-97%

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The loading and unloading mechanisms are positioned on opposite sides of the movement stage in a second direction, creating spatial separation that enables parallel operations without interference, thus resolving the time conflict between loading and unloading processes

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Device complexity

If a same manipulator is used for loading and unloading, then the device structure is simpler, but the work time for loading and unloading cannot be smoothly succeeded

Engineering Contradiction:
Improvemanipulator structureVSAvoidwork time
Core Design Contradiction:
Device complexityVSLoss of time

Solution Approach 1:

By positioning loading and unloading mechanisms on opposite sides with separate operational cycles, the system achieves continuous useful action where one mechanism operates while the other completes its cycle, eliminating idle time and ensuring smooth succession of operations

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

The loading mechanism prepares and positions the next ingot on the movement stage during the unloading process, so that when unloading completes, loading is already ready to proceed immediately, eliminating waiting time between cycles

Inventive Principle:
Principle #10Preliminary action

3Device complexity

If the unloading process uses the same side for loading and unloading, then the apparatus structure is simplified, but it causes bumping between cut edges and potential damage to the ingot

Engineering Contradiction:
Improveequipment structureVSAvoidingot safety
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The unloading mechanism is extracted and positioned on the opposite side of the loading mechanism, creating physical separation between the two processes. This spatial extraction eliminates the bumping problem between cut edges during unloading and prevents potential ingot damage

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS20240253271A1System and method for squaring ingot
Publication Date: 2024.08.01 TIANJIN ZHONGHUAN SEMICON CO LTD
  • US20240253271A1 patent drawing
  • US20240253271A1 patent drawing
  • US20240253271A1 patent drawing

AI summary

A system and a method for squaring a ingot are provided, the system for squaring a ingot, including: a squaring chamber configured to remove cut edges of the ingot; and a movement stage disposed at one side of the squaring chamber in a first direction, wherein the movement stage is provided with a loading mechanism and a unloading mechanism, the loading mechanism and the unloading mechanism are respectively arranged on two sides of the movement stage opposite to each other in a second direction different from the first direction, and while the unloading mechanism collects the cut edges and removes the ingot after removal of the cut edges, the loading mechanism is configured to transport another ingot to be squared to the squaring chamber.