Movable Subframe Wrapping Mechanism for External Bale Loading
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Solution Overview
Problem
Conventional harvesters require labor-intensive manual handling for loading and replacing wrapping material, which reduces efficiency and increases physical effort due to the weight and positioning challenges of wrapping material rolls.
Innovation Solution
A harvester design featuring movable subframes and a panel system that allows access to the net wrapping mechanism from outside the harvester, facilitated by rolls and actuators, enabling easy replacement and maintenance of wrapping material without manual labor.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If wrapping material is loaded manually into the harvester, then the wrapping system can be accessed for maintenance, but the physical effort and time required increase significantly
Solution Approach 1:
The patent extracts the wrapping material loading operation from the internal harvester compartment and positions it externally. The service panel opens to allow wrapping material rolls to be loaded from outside the harvester, eliminating the need for operators to reach into confined internal spaces and reducing loading time while maintaining accessibility for maintenance.
2Ease of operation
If wrapping material rolls are stored in a cylindrical container attached to the side of the harvester, then access is improved, but manual lifting and positioning is still required
Solution Approach 1:
The patent implements a self-service loading system where the service panel and positioning mechanism automatically handle wrapping material rolls. The system uses gravity and simple mechanical guidance to move rolls from the external storage position into the wrapping mechanism, eliminating the need for operators to manually lift and position heavy rolls while adding minimal complexity to the overall system.
3Reliability
If the compartment is positioned internally within the harvester, then the wrapping mechanism is protected, but access for maintenance and loading becomes difficult
Solution Approach 1:
The patent applies dynamic positioning to the service panel and compartment structure. The service panel can open outward to provide wide access to the wrapping mechanism while maintaining the compartment's protected position within the harvester frame. This dynamic configuration allows the system to switch between protection mode (panel closed) and maintenance/loading mode (panel open), achieving both reliability and ease of repair.
Data Source
AI summary
The present disclosure relates to a harvester and a wrapping system for bales of material, often for the baling of agricultural crop. The harvester and wrapping system comprise a first and a second subframe, a panel, and a wrapping assembly that is capable of moving from an internal position to an external position relative to the harvester. The present disclosure relates to a harvester and a wrapping system that facilitates maintenance of the wrapping assembly and the loading and unloading of wrapping material while the wrapping assembly is in the external position relative to the harvester.