Multi-segment Filter Assembly with External Rearrangement
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Solution Overview
Problem
Current methods for producing multi-segment filters in the tobacco processing industry require further processing steps, such as cutting, which increases complexity and costs, and do not allow for direct attachment to tobacco rods without additional processing.
Innovation Solution
A method involving the assembly and transverse conveyance of filter segments, where a filter segment is cut into two parts and rearranged externally, allowing for efficient wrapping and production of multi-segment filters that can be directly attached to tobacco rods without additional cutting, using a device with a cutting drum and rearrangement drums.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If filter segments are assembled into groups and conveyed transverse to their longitudinal axis for wrapping, then the multi-segment filters can be produced with multiple use lengths, but further processing steps such as cutting are required which increases complexity and costs
Solution Approach 1:
The filter segment is cut into two parts in advance during the assembly process, and one part is externally rearranged to the other side of the group. This preliminary action ensures that the final multi-segment filter has the exact required length and configuration, eliminating the need for subsequent cutting operations and reducing processing complexity.
Solution Approach 2:
The filter segment is divided into two parts through cutting, allowing flexible arrangement within the group. This segmentation enables precise control over the final filter length and configuration, ensuring the product can be directly attached to tobacco rods without additional processing.
2Ease of manufacture
If filter segments are assembled and wrapped without preliminary cutting and rearrangement, then the production process is simpler, but further cutting and processing steps are required which increase costs
Solution Approach 1:
The cutting and rearrangement of filter segments is performed as a preliminary action during the assembly process rather than as a separate subsequent step. This integration maintains manufacturing simplicity while eliminating time-consuming post-assembly cutting operations, thereby reducing total processing time and costs.
3Productivity
If filter segments are cut and rearranged externally during assembly, then the multi-segment filters can be directly attached to tobacco rods without further processing, but the assembly device complexity increases
Solution Approach 1:
The cutting and external rearrangement of filter segments are performed as preliminary actions during the assembly process. This ensures that the multi-segment filters are produced with the exact required configuration, enabling direct attachment to tobacco rods without further processing and maximizing production efficiency.
Solution Approach 2:
One part of the cut filter segment is rearranged externally to the side of the group in a different spatial position. This dimensional rearrangement allows precise control over the final filter configuration, ensuring optimal length and attachment characteristics without requiring complex post-processing equipment.
Data Source
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AI summary
The invention relates to a method for manufacturing a multi-segment filter (46) for the tobacco processing industry, wherein a group (47, 47') of filter segments (40, 40', 41, 41', 42, 43) is first assembled and the group (47, 47') of filter segments (40, 40', 41, 41', 42, 43) is conveyed in a direction transverse to its longitudinal axis (50). The invention further relates to a corresponding multi-segment filter manufacturing device (10).The method according to the invention is characterized in that the group (47, 47') of filter segments (40, 40', 41, 41', 42, 43) has a first end face (44) and a second end face (45), wherein a filter segment (40) of the group (47, 47') of filter segments (40, 40', 41, 41, 42, 43), which has the first end face (44), is cut into a first part (42) and a second part (43), and the first part (42) or the second part (43) is rearranged on the outside of the side of the group (47, 47') of filter segments (40, 40', 41, 41', 42, 43) with the second end face (45).