Curved Workplate for Y-Axis Ingot Compensation

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Solution Overview

Problem

Conventional ingot orientation compensation methods require fixing the Y value to '0' and forming a notch angle in an arbitrary direction, which limits the ability to compensate both X and Y values simultaneously while maintaining a fixed notch orientation.

Innovation Solution

A workplate for Y-axis compensation of an ingot, comprising a bottom plate with a curved upper surface and a top plate that moves along this surface, allowing the ingot to be attached at a fixed notch orientation and enabling Y-axis compensation by adjusting the top plate's position.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the Y value is fixed to '0' and the notch angle is formed in an arbitrary direction, then the ingot orientation can be compensated in the conventional method, but the ability to compensate both X and Y values simultaneously while maintaining a fixed notch orientation is limited

Engineering Contradiction:
Improvecompensation capabilityVSAvoidnotch orientation control
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The workplate introduces a movable top plate that can be adjusted along the curved upper surface of the bottom plate. This dynamic structure allows the top plate to change its position and angle, enabling simultaneous compensation of both X and Y values while maintaining a fixed notch orientation. The movability transforms the static compensation method into a dynamic one, providing greater adaptability without significantly increasing device complexity.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The invention changes the geometric parameters of the workplate by forming the upper surface of the bottom plate with a specific curve. This curved surface allows the top plate to achieve different angles and positions when moved, effectively changing the orientation parameters of the ingot during compensation. By pre-designing the curve shape, the system can compensate for both X and Y axis deviations while keeping the notch orientation fixed, resolving the contradiction between compensation capability and orientation control.

Inventive Principle:
Principle #35Parameter changes

2Manufacturing precision

If the top plate is made movable along the curved surface to enable Y-axis compensation, then precise orientation control is achieved, but the structural complexity of the workplate increases

Engineering Contradiction:
Improveingot orientation precisionVSAvoidworkplate structure
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The workplate is divided into two separate plates: a bottom plate with a curved upper surface and a top plate that moves along this surface. This segmentation allows each plate to have independent functions - the bottom plate provides the curved guide surface while the top plate provides the movable compensation mechanism. The segmentation reduces the complexity of any single component while achieving the overall precision goal through their coordinated interaction.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The curved upper surface of the bottom plate acts as an intermediary element between the fixed base and the movable top plate. This intermediate curved surface guides the movement of the top plate and translates simple linear motion into precise angular adjustments. By introducing this intermediary curved surface, the system achieves high manufacturing precision without requiring complex direct coupling mechanisms between the plates.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS12275165B2Workplate for Y-axis compensation of ingot and Y-axis compensation method of ingot using the same
Publication Date: 2025.04.15 SK SILTRON CO LTD
  • US12275165B2 patent drawing
  • US12275165B2 patent drawing
  • US12275165B2 patent drawing

AI summary

Disclosed is a workplate for Y-axis compensation of an ingot and a Y-axis compensation method of the ingot using the same, which is configured to facilitate Y-axis compensation of the ingot in a state in which the ingot is attached to the workplate at a cutting-plane angle so as to be cut using a wire-cutting apparatus. More particularly, the workplate includes a bottom plate, having an upper surface formed to be curved downwards with respect to a longitudinal direction of the ingot attached to the workplate, and a top plate, coupled to the bottom plate such that a lower surface thereof is movable along the upper surface of the bottom plate and configured to enable the ingot to be coupled to an upper portion thereof at an X-axis cutting-plane angle.