Spinning Line Bobbin Exchange Peg Carrier Dynamics
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
The existing exchange devices for bobbins and tubes in spinning lines face challenges in efficiently interacting with different transport systems and reducing overall exchange and cleaning times, especially as the number of spindles increases, requiring a solution that adapts to varying constructive parameters and enhances operational speed.
Innovation Solution
An exchange device with a peg carrier group that includes a motor-carrier plate with electric motors for radial and rotary motion, synchronized with vertical motion, allowing for the radial movement of pegs to align and spread, enabling efficient exchange and cleaning of bobbins and tubes across different transport systems.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Speed
If the exchange device operates with traditional mechanical systems, then the structure is simpler, but the execution speed of exchange operations is slower
Solution Approach 1:
The patent replaces traditional mechanical exchange systems with an automated device that uses electric motors (first motor for radial movement, second motor for rotary movement) to control peg carrier groups. This substitution of mechanical systems with electromechanical control enables faster exchange operations while maintaining manageable device complexity through standardized components.
Solution Approach 2:
The exchange device employs dynamic peg carrier groups that can radially move and rotate to adapt to different positions of bobbins and tubes during the exchange process. The carriages can dynamically adjust their radial position to engage with transport systems at varying distances, optimizing exchange speed while handling different operational configurations.
2Productivity
If the exchange device is designed for high speed operation, then productivity increases, but the ability to adapt to different transport system parameters decreases
Solution Approach 1:
The patent implements dynamic carriages that can radially move along guides to adjust their position relative to the transport systems. This radial adjustability allows the same exchange device to adapt to different constructive parameters of transport systems (such as varying distances between spinning frame and roving frame) while maintaining high-speed operation through automated motor control.
Solution Approach 2:
The exchange device is designed as a universal system that can handle multiple functions: exchanging bobbins with tubes, interfacing with different transport system configurations, and operating at varying speeds. The standardized motor-carrier group design with adjustable radial positions enables the device to serve multiple spindele configurations and transport system arrangements, enhancing versatility without sacrificing productivity.
3Productivity
If the number of spindles increases, then production capacity increases, but the exchange and cleaning time increases
Solution Approach 1:
The automated exchange device enables continuous operation by rapidly exchanging bobbins with tubes without requiring manual intervention between operations. The motor-driven peg carrier groups can sequentially service multiple spindles in a continuous cycle, and the cleaning device can continuously clean tubes as they pass through, eliminating idle time between exchange operations and maintaining high productivity even as spindle count increases.
Solution Approach 2:
The system prepares tubes in advance by cleaning them continuously as they move through the cleaning device before they are needed for bobbin exchange. This preliminary cleaning action ensures that tubes are ready for immediate use when exchange is required, eliminating waiting time during the exchange process and maintaining rapid operation speeds across multiple spindles.
4Reliability
If manual exchange methods are used, then the device complexity is lower, but the execution speed and reliability decrease
Solution Approach 1:
The patent replaces manual exchange operations with an automated electromechanical system featuring motor-controlled peg carrier groups. This substitution eliminates human error and variability in exchange operations, providing consistent and reliable performance. The standardized motor and carriage design maintains manageable complexity while significantly improving reliability compared to manual methods.
Data Source
Figure 1
Figure 2
Figure 3
AI summary
A tubes (12, 14)/bobbins (10) exchange device of a spinning line comprises a peg carrier group (100) rotatable and vertically movable, carrying pegs (84a, 84b) for supporting the bobbins (10) and the tubes (12,14) radially movable. The pegs (84a,84b) are spreadable so that the limit distance between said pegs (84a,84b) in a first angular position, for example of cooperation with the spinning frame side transport device (26) is different from the limit distance between said pegs (84a, 84b) in a second angular position, for example of cooperation with the roving frame side transport device (22).