Nesting Plan Control Interface for Precise Contour Placement

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Solution Overview

Problem

Existing methods for creating nesting plans in manufacturing systems, such as those using a keyboard and mouse, are cumbersome and inefficient, requiring complex menu navigation and multiple steps for precise control of component contours during the nesting process.

Innovation Solution

A control device with a unified operating unit, comprising unidirectional control elements and directional pads, allows for simplified and flexible operation by assigning specific control commands to these elements, enabling precise and efficient selection, rotation, and positioning of component contours in a two-dimensional planning plane.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If a computer mouse and keyboard are used for selecting and arranging component contours, then the system can provide precise control and display navigation, but the operation becomes cumbersome and time-consuming due to complex menu structures and multiple steps

Engineering Contradiction:
Improveprecision of component contour selection and positioningVSAvoidtime required for nesting plan creation
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The patent combines multiple control functions (directional movement, selection, rotation, and parameter adjustment) into a single integrated operating unit with directional pads and unidirectional control elements. This merging eliminates the need to switch between keyboard and mouse, reducing operational steps and time while maintaining precise control over component contour selection and positioning in the nesting plan

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The operating unit is designed as a multi-functional device that can perform various operations (movement, selection, rotation, parameter changing) through different modes of the same control elements. The directional pads and unidirectional control elements serve multiple purposes depending on the operational context, reducing the need for multiple specialized controls and accelerating the nesting process

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Manufacturing precision

If multiple control elements and menu structures are used for changing parameters like rotation angles, then precise control is possible, but the operation becomes complex and requires coordinated use of keyboard and mouse

Engineering Contradiction:
Improveprecision of component contour arrangementVSAvoidease of operating the control device
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The patent integrates parameter control functions directly into the operating unit's control elements. The unidirectional control elements and directional pads can directly adjust parameters like rotation angles without requiring navigation through nested menus. This merging of control and parameter adjustment functions simplifies the interface while maintaining precision through direct control

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent extracts the essential control functions from complex menu structures and implements them directly in the operating unit. Instead of requiring users to navigate through multiple menu levels to change parameters, the critical control functions (movement, selection, rotation, parameter adjustment) are taken out and embedded in the physical control elements, making them immediately accessible and simplifying the operation

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentEP4102342B1Method for manufacturing a nesting plan and manufacturing system
Publication Date: 2025.09.03 CLAAS KRASNODAR
  • EP4102342B1 patent drawingFigure 1
  • EP4102342B1 patent drawingFigure 2
  • EP4102342B1 patent drawingFigure 3

AI summary

The present invention relates to a method for creating a nesting plan, wherein a cutting process of a machining system (1) for cutting out workpieces (3a, 3b, 3c, ..., 3n) from a material sheet (4) is controlled by means of the nesting plan, wherein component contours (19a, 19b, 19c, ..., 19n) corresponding to the workpieces to be cut out (3a, 3b, 3c, ..., 3n) are selected from a parts list (16) stored in a memory unit (10) and arranged in a two-dimensional planning plane (18) displayed by a display device (11), wherein the component contours (19a, 19b, 19c, ...) are selected and arranged by means of the nesting plan., 19n) in the planning level (18) with minimized gaps exactly one operating unit (12) connected to the control device (7) is used, which includes several unidirectional operating elements (21L, 21R, 22L, 22R, 25, 26, 27, 28) to be operated by a user as well as at least two directional direction pads (23, 24) by which an activity of a selection cursor (17) is controlled and at least one selected component contour (19a, 19b, 19c, ..., 19n) is positioned to minimize the gaps compared to component contours (19a, 19b, 19c, ..., 19n) already arranged in the planning level (18).