Servo Press Slide Motion Visualization for Accurate Speed Profiles

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Solution Overview

Problem

Operators find it difficult to intuitively set and visualize the motion of a slide in conventional servo press machines, leading to potential misalignment between intended and actual motion settings.

Innovation Solution

A servo press machine with a display unit showing a strip-shaped region for setting slide motion, allowing operators to input operations that set speed for each slide operation region and move boundaries between regions, enabling visual recognition and improved operability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a tabular interface is used for setting slide motion with numerical values, then the setting process can be completed, but the operator cannot intuitively image the slide motion produced

Engineering Contradiction:
Improveintuitiveness of motion settingVSAvoidvisual recognition of slide motion
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

The patent creates a visual copy of the slide motion trajectory on the display unit, showing the actual path and speed profile that will be executed. This graphical representation allows operators to intuitively understand the motion before executing it, resolving the contradiction between completing the setting process and visualizing the motion.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The patent transforms the one-dimensional numerical value input into a two-dimensional visual display showing position versus speed profiles. This dimensional transformation enables operators to see the relationship between position and speed simultaneously, making the motion setting intuitive while preserving visual information about the slide trajectory.

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

2Manufacturing precision

If numerical values are input for each column in a table, then the motion can be set, but the operator may set a motion different from the intended motion

Engineering Contradiction:
Improveaccuracy of motion settingVSAvoidoperability of motion setting
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The display unit provides visual feedback showing the actual motion trajectory and speed profile that will result from the operator's input. This feedback mechanism allows operators to verify their settings before execution, ensuring the intended motion matches the actual motion while maintaining ease of operation through graphical interaction.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system dynamically updates the visual display as the operator modifies numerical values, showing real-time changes in the motion trajectory and speed profile. This dynamic visualization helps operators understand the impact of each parameter change, improving setting accuracy without complicating the operation.

Inventive Principle:
Principle #15Dynamics

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

Enables operators to accurately set and visualize slide motion, enhancing operability and reducing errors in motion settings by providing a graphical interface for setting speed and motion boundaries.

Implementation Method 1

a servo press machine that performs press working by using an eccentric mechanism that converts a rotary movement to a linear movement to convert rotation of a servo motor to a reciprocating linear movement of a slide

Methodology Applied
Scientific EffectEccentric mechanism: Eccentric

Data Source

PatentUS11123940B2Servo press machine and setting method for servo press machine
Publication Date: 2021.09.21 AIDA ENGINEERING LTD
  • US11123940B2 patent drawing
  • US11123940B2 patent drawing
  • US11123940B2 patent drawing

AI summary

A servo press machine includes a display unit that displays a strip-shaped region for setting a motion of a slide and an operation unit that receives an input operation. A range extending from an upper end of the strip-shaped region to a lower end thereof corresponds to a movement range of the slide in a linear movement, and the strip-shaped region is formed of a plurality of slide operation regions that are consecutive in a direction in which the strip-shaped region extends. Each of the slide operation regions can set a speed of the slide in response to the input operation received by the operation unit, and a boundary between adjacent two of slide operation regions can move along the direction in which the strip-shaped region extends in response to the input operation received by the operation unit.