Edge Banding Feeding Roller Synchronization Mechanism
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Solution Overview
Problem
Existing edge-banding machines face challenges in precisely controlling the length of edge advancement due to imprecision in contact time between rollers, leading to potential misalignment and increased complexity and cost with dedicated actuators and control systems.
Innovation Solution
A device with a single actuator and mechanical connection between the cutting and feeding systems, utilizing a free wheel and gear mechanism to synchronize operations, reducing component count and complexity, and incorporating a counter pressure roller for improved friction and adjustment capabilities.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If a dedicated actuator and control system are used to precisely control edge advancement length, then manufacturing precision is improved, but device complexity and production cost increase
Solution Approach 1:
The patent combines the feeding roller and cutting device into a single integrated unit, where the cutting device's reciprocating motion is mechanically coupled to drive the feeding roller. This eliminates the need for a separate dedicated actuator for feeding, reducing device complexity while maintaining precise control through the mechanical linkage with the cutting device.
Solution Approach 2:
The cutting device serves dual functions: it not only performs the cutting operation but also mechanically drives the feeding roller to advance the edge banding material. This multi-functionality eliminates the need for separate dedicated actuators for both cutting and feeding operations, reducing overall system complexity and production cost.
2Device complexity
If contact time between rollers is used to control edge advancement length, then device complexity is reduced, but manufacturing precision deteriorates due to imprecision in contact time control
Solution Approach 1:
The patent replaces pneumatic or electronic contact time control systems with a direct mechanical linkage system. The cutting device's reciprocating motion is mechanically coupled to the feeding roller through a connection, ensuring precise and reliable transmission of motion without the imprecision associated with pneumatic actuator timing control.
3Device complexity
If a single actuator is used to control both cutting and feeding functions, then device complexity and production cost are reduced, but control precision may deteriorate
Solution Approach 1:
The patent introduces a mechanical connection as an intermediary between the cutting device and feeding roller. This mechanical linkage acts as a mediator that precisely translates the cutting device's reciprocating motion into controlled rotation of the feeding roller, ensuring accurate edge advancement control while using only a single actuator.
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
This solution simplifies control and reduces production costs by integrating edge feeding and cutting functions, ensuring precise edge advancement and adhesion while minimizing the need for additional sensors and control systems.
Implementation Method 1
a gear (9) fitted on said free wheel (8) and a rack (10) meshed with said gear (9)
Implementation Method 2
said roller (4) being in contact with a surface (B1) of said edge (B) to feed said edge (B)
Data Source
Figure 1a~1f
Figure 2a~2f
Figure 3
AI summary
The present invention relates to a device for feeding an edge (B) in an edge banding machine comprising a support (3) on which there is mounted a first roller (4) positioned at a first face (B1) of said edge (B), said roller being mounted on a shaft (6) free to rotate on a first axis (Z1) with respect to said support (3), a free wheel (8) fitted on one end (6a) of said shaft (6), a gear (9) fitted on said free wheel (8) and a rack (10) meshed with said gear (9), said rack being connected to actuator means (11) adapted to move a cutting device (2) of said edge (B).