Method of producing a package of compressed innerspring units
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Solution Overview
Problem
The flat-packing of innerspring units is a laborious and potentially hazardous process that requires significant manpower and lacks efficiency in compressing and stabilizing the units for storage and transportation.
Innovation Solution
A flat-packing machine equipped with a press device featuring two interlocking pressing tools and multiple drives for precise control of compression and retraction, along with a feed mechanism for automated feeding of innerspring units and packaging materials, allows for efficient and precise compression of multiple innerspring units, reducing manual labor and health risks.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Extent of automation
If manual flat-packing of innerspring units is performed, then flexibility and simplicity are maintained, but labor intensity increases and health risks arise
Solution Approach 1:
The press device is divided into a first pressing tool and a second pressing tool, each with independent drives. This segmentation allows automated compression while managing complexity through modular design, where each tool can be controlled independently to perform specific compression tasks.
Solution Approach 2:
The first pressing tool acts as an intermediary when compressing the second innerspring unit, holding the first compressed unit in place. This intermediary function enables automated sequential compression without requiring complex coordination mechanisms, as the pressing tools naturally support each other during the process.
2Productivity
If multiple innerspring units are compressed simultaneously, then productivity increases, but control precision and stability decrease
Solution Approach 1:
The first innerspring unit is compressed and held in a preliminary state before the second unit is compressed. This preliminary action ensures that each unit is properly compressed and stabilized before the next compression operation, maintaining precision while enabling continuous productivity through sequential processing.
Solution Approach 2:
While the first pressing tool holds the first compressed unit, the second pressing tool immediately compresses the second unit without idle time. This continuous useful action maximizes productivity by eliminating waiting periods, while the holding function maintains compression precision for previously compressed units.
3Productivity
If pressing tools are withdrawn from compressed units, then further compression operations are enabled, but package stability may be compromised
Solution Approach 1:
The first pressing tool serves as a temporary intermediary support when the second tool is withdrawn, and vice versa. This intermediary holding function ensures package stability during tool withdrawal and repositioning, enabling continuous productivity cycles without compromising the integrity of the compressed units.
Solution Approach 2:
The pressing tools follow a periodic cycle of compression, holding, withdrawal, and repositioning. During each cycle, one tool maintains compression while the other is withdrawn and prepared for the next operation. This periodic action ensures both productivity through continuous cycling and stability through maintained compression forces.
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 machine enables the efficient and precise compression of innerspring units, reducing the need for manual labor and minimizing health risks, while providing stable and compact packages for storage and transportation.
Implementation Method 1
The press device is configured to compress an innerspring unit between the first pressing tool and the second pressing tool
Data Source
AI summary
A flat-packing machine for producing a package of compressed innerspring units comprises a press device having a first pressing tool and a second pressing tool. The press device is configured to compress an innerspring unit between the first pressing tool and the second pressing tool while one of the first pressing tool and the second pressing tool holds one or more further previously compressed innerspring units in a compressed state.