Fusion Welding Device Central Connection Component

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Solution Overview

Problem

Existing fusion welding devices for hand-held balers are complex in operation and structure, making them inefficient for automatic band pressing and fusion welding.

Innovation Solution

A fusion welding device with a central connection component that rotates and has multiple input positions, coupled with a transmission mechanism and a locking structure, allowing for automatic band pressing and fusion welding with a simple structure and different transmission connections.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Extent of automation

If a complex transmission mechanism is used to achieve automatic band pressing and fusion welding, then the automation level and productivity improve, but the device complexity increases

Engineering Contradiction:
Improveautomatic band pressing and fusion weldingVSAvoidstructure complexity
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

The patent combines the band pressing mechanism and fusion welding mechanism into a single integrated device. The transmission mechanism serves dual purposes: it drives both the band pressing assembly and the fusion welding assembly through a unified power source (motor 200), reducing the need for separate transmission systems and simplifying the overall structure while maintaining automation.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The central connection component (1) serves multiple functions: it transmits power to both the band pressing and fusion welding mechanisms, provides structural support for multiple assemblies, and enables coordinated operation of different functions through a single rotational input. This multi-functionality reduces the number of separate components needed.

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

2Productivity

If multiple input positions and transmission connections are implemented, then the operational efficiency and productivity improve, but the device complexity increases

Engineering Contradiction:
Improveoperational efficiencyVSAvoidtransmission mechanism complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The transmission mechanism is segmented into distinct functional zones: the central connection component (1) with multiple input positions (first input position 11, second input position 12) allows selective engagement for different operations. The sector gear (12) and clutch (201) create discrete engagement zones that enable efficient power distribution to different mechanisms without requiring a continuously complex transmission path.

Inventive Principle:
Principle #1Segmentation

3Reliability

If a locking structure is added to maintain working state, then the reliability of fusion welding operation improves, but the device complexity increases

Engineering Contradiction:
Improvefusion welding working state stabilityVSAvoidlocking structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The locking structure (30) is designed to automatically engage and disengage based on the operational state. When the central connection component rotates to the working position, the locking structure self-activates to maintain the pressing state during fusion welding. The spring (37) provides automatic reset functionality, eliminating the need for manual intervention and reducing control complexity.

Inventive Principle:
Principle #25Self-service

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

The device enables automatic band pressing and fusion welding with a relatively simple structure, ensuring reliable and efficient operation by utilizing differently transmitted front and back connections and changes in engagement.

Implementation Method 1

bond the two parts that need to be bonded through the way of frictional heating

Methodology Applied
Scientific EffectFrictional heating: Friction

Data Source

PatentUS12263973B2Fusion welding device
Publication Date: 2025.04.01 TAIZHOU YONGPAI PACK EQUIP CO LTD
  • US12263973B2 patent drawing
  • US12263973B2 patent drawing
  • US12263973B2 patent drawing

AI summary

A fusion welding device, comprising an operating component, a fusion welding work motor, a fusion welding work moving assembly, and a fusion welding work fixed assembly, the fusion welding work motor being connected with the fusion welding work moving assembly by means of a transmission mechanism. The fusion welding device is provided with a central connection component that is able to rotate, and the central connection component is provided with a first input position, a second input position, and a locking structure connection position. The present fusion welding device is able to accomplish automatic band pressing and fusion welding work by means of a relatively simple structure and by means of differently transmitted front and back connections and changes in engagement.