Modular Wire Drawing Assembly for Dual-Wire Straightening

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Solution Overview

Problem

Existing multifunction work apparatuses for metal wires face limitations in versatility, requiring operator intervention for configuration changes, rapid wear of rolls, incorrect wire measurement, and suboptimal straightening and linearization, with maintenance and assembly complexities.

Innovation Solution

A multifunction work apparatus with a drawing and yielding assembly featuring a contrast roll and motorized rolls, combined with a wire guide, straightening, and finishing assemblies, allowing operation on one or two wires simultaneously, reducing wear, and enabling precise linearization and measurement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the apparatus is configured to work multiple wires simultaneously, then productivity increases, but adaptability decreases when switching to single wire operation

Engineering Contradiction:

Improvenumber of wires processed simultaneouslyVSAvoidability to switch between single and multiple wire configurations

Core Design Contradiction:

ProductivityVSAdaptability or versatility

Solution Approach 1:

The apparatus is divided into independent modular units (drawing units, straightening units, measuring units) that can be selectively activated. Each unit can process one or two wires independently, and the modular architecture allows operators to configure the system for single-wire or multi-wire operation by activating or deactivating specific modules, eliminating the need for physical reconfiguration.

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

Each drawing unit and straightening unit is designed with universal functionality to handle both single wire and paired wire configurations. The rolls and guiding mechanisms are positioned and dimensioned to accommodate wires of various diameters and configurations, allowing the same hardware to perform multiple functions without requiring changes to the apparatus structure.

Inventive Principle:

Principle #6Universality (Multi-functionality)

2Device complexity

If traditional drawing rolls are used, then the structure is simple, but wear occurs rapidly reducing reliability

Engineering Contradiction:

Improvesimplicity of drawing roll structureVSAvoidroll wear resistance

Core Design Contradiction:

Device complexityVSReliability

Solution Approach 1:

The drawing rolls are constructed using composite material structures, combining hard wearing surfaces with resilient cores. This allows the rolls to maintain their simple cylindrical shape and basic rolling function while incorporating wear-resistant coatings or composite layers that significantly extend service life and reduce maintenance requirements.

Inventive Principle:

Principle #40Composite materials

Solution Approach 2:

The apparatus allows dynamic adjustment of rolling parameters such as pressure, speed, and surface texture through programmable control systems. By optimizing these parameters based on wire material, diameter, and desired output, the system maximizes roll life while maintaining drawing quality, reducing unnecessary wear from excessive or improper rolling conditions.

Inventive Principle:

Principle #35Parameter changes

3Ease of manufacture

If fixed configuration apparatus is used, then assembly is simple, but versatility to handle different wire sizes is limited

Engineering Contradiction:

Improvesimplicity of assemblyVSAvoidrange of wire sizes and types that can be processed

Core Design Contradiction:

Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The apparatus incorporates dynamically adjustable components including movable guides, adjustable roll positions, and programmable control systems that can adapt to different wire sizes and types. These dynamic elements allow the fixed physical structure to accommodate a wide range of wire diameters and configurations through software-controlled adjustments rather than physical reconfiguration.

Inventive Principle:

Principle #15Dynamics

Solution Approach 2:

The design features nested or telescoping components that allow smaller adjustment mechanisms to be contained within the overall fixed structure. For example, adjustable guides can slide within fixed housings, and roll positions can be modified within predetermined ranges, maintaining a compact fixed appearance while providing adaptability for different wire sizes.

Inventive Principle:

Principle #7Nested doll (Nesting)

4Duration of action of moving object

If wire measurement is performed during transit, then continuous monitoring is achieved, but measurement precision is compromised

Engineering Contradiction:

Improvecontinuous wire length monitoringVSAvoidaccuracy of wire length measurement

Core Design Contradiction:

Duration of action of moving objectVSMeasurement precision

Solution Approach 1:

The measurement system uses intermediary reference markers or编码 patterns placed at known intervals on the wire or in the feeding mechanism. These intermediaries provide fixed reference points that allow the continuous measurement system to calibrate and verify its readings, maintaining precision despite the continuous motion and varying conditions during wire transit.

Inventive Principle:

Principle #24Intermediary (Mediator)

Data Source

PatentUS11628482B2Multifunction work apparatus

Publication Date: 2023.04.18 M E P MASCH ELECTRONICS PIEGATRICI SPA

AI summary

A multifunction work apparatus includes a drawing and yielding assembly and at least one of either a wire guide assembly, a straightening assembly, or a finishing assembly. The drawing and yielding assembly includes a contrast roll, rotatable idly around its axis of rotation, and at least two motorized rolls positioned on the periphery of said contrast roll.