Scissor-Lift Elevating System for Precise Part Positioning

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Solution Overview

Problem

Inaccurate positioning of parts at various processing stations on the production line leads to reduced production yield rate and increased costs in semiconductor factories, particularly due to burrs on elevated floor surfaces causing installation inefficiencies and safety concerns.

Innovation Solution

An elevating system comprising a horizontal and vertical frame structure with elevating devices and adjustment stands, utilizing a power cylinder and scissor-like movements to precisely position and lift parts, along with fixed devices for accurate placement and height adjustment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual methods are used to treat elevated floor surfaces, then labor intensity is high and production efficiency is low, but the system complexity remains simple

Engineering Contradiction:

Improveproduction efficiencyVSAvoidsystem complexity

Core Design Contradiction:

ProductivityVSDevice complexity

Solution Approach 1:

The elevated floor system is divided into modular panels that can be independently processed and assembled. Each panel can be treated individually through the automated processing line, allowing for efficient batch processing while maintaining simple individual unit design.

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

Manual mechanical surface treatment methods are replaced with automated mechanical processing systems including CNC routers, grinders, and surface treatment devices mounted on the moving elevated floor platform, eliminating manual labor while maintaining controlled processing quality.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

2Productivity

If mass production is implemented for elevated floors, then production volume increases, but positioning accuracy at processing stations deteriorates

Engineering Contradiction:

Improveproduction volumeVSAvoidpositioning accuracy

Core Design Contradiction:

ProductivityVSManufacturing precision

Solution Approach 1:

The elevated floor panels themselves serve as the positioning reference during processing. The panels have built-in positioning features and guides that automatically align them at each processing station, eliminating the need for external positioning systems and ensuring consistent accuracy throughout mass production.

Inventive Principle:

Principle #25Self-service

Solution Approach 2:

Positioning fixtures and alignment devices are introduced as intermediaries between the elevated floor panels and processing equipment. These fixtures ensure precise and repeatable positioning of each panel at all processing stations along the production line.

Inventive Principle:

Principle #24Intermediary (Mediator)

3Reliability

If burrs are present on elevated floor surfaces, then installation fitting is poor and safety concerns arise, but removing burrs manually is time-consuming

Engineering Contradiction:

Improveinstallation qualityVSAvoidtime for burr removal

Core Design Contradiction:

ReliabilityVSLoss of time

Solution Approach 1:

Surface treatment operations including burr removal are integrated into the continuous production line process. The elevated floor panels move continuously through various processing stations where surface finishing operations are performed automatically, eliminating discontinuous manual intervention and ensuring consistent surface quality.

Inventive Principle:

Principle #20Continuity of useful action

Solution Approach 2:

Manual burr removal operations are replaced with automated mechanical surface treatment devices such as grinders, sanders, and deburring machines that are mounted on the production line and automatically process the elevated floor panels as they move through the system.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enhances production efficiency and yield by ensuring precise positioning of parts at processing stations, reducing labor intensity and costs.

Implementation Method 1

a power cylinder disposed on the first pedestal transferring power to the driving transmission rod via a transmission crank

Methodology Applied

Scientific EffectElectromagnetic conversion: Electromagnetic Induction

Implementation Method 2

a first elevating structure and a second elevating structure, which are vertical to the first pedestal respectively and symmetrically distributed on the first pedestal, a driving transmission rod and a driven transmission rod being between the two elevating structures

Methodology Applied

Scientific EffectMechanical advantage: Mechanical Advantage

Implementation Method 3

the driving transmission rod thus outputting the power to the first elevating structure and the second elevating structure, continuously, the driven transmission rod being driven to lift up and lower down the two elevating structures

Methodology Applied

Scientific EffectLever principle: Lever

Data Source

PatentUS20250296822A1Elevating system

Publication Date: 2025.09.25 VERO VERIA CORP

AI summary

The present invention is in related to a elevating system, more particularly to a elevating system with the functions of positioning and lifting for parts to be processed. The elevating system has a horizontal frame, a vertical frame, a horizontal reinforcement frame, a first pedestal, a elevating device, a set of adjustment stand, and a set of fixed base.