Buffer Pipe Marking Tube Feed for Continuous Cable Labeling
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Solution Overview
Problem
Existing devices are inefficient in rapidly positioning multiple marking tubes on cables without length or number restrictions, often requiring back-and-forth movements and intermediate storage limitations.
Innovation Solution
A device with a buffer pipe system that allows continuous cable feeding, where marking tubes are pushed onto the cable from the buffer pipe as it moves through, enabling simultaneous application of multiple tubes without reversing direction.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If a buffer pipe system is used to load multiple marking tubes, then the productivity and speed of marking tube application is improved, but the device complexity increases due to the need for buffer pipe loading and shifting mechanisms
Solution Approach 1:
Marking tubes are pre-loaded into the buffer pipe before the cable arrives, allowing the cable to be continuously fed through while tubes are sequentially pushed onto it without stopping for loading operations
Solution Approach 2:
The marking tube supply system is divided into multiple buffer pipes that can be independently loaded and positioned, allowing parallel preparation and reducing overall system complexity by breaking down the loading function into manageable segments
2Loss of time
If the cable is fed continuously in one direction through the buffer pipe, then the process time is reduced and productivity is improved, but the positioning precision of marking tubes becomes more difficult to control
Solution Approach 1:
The system uses feedback from cable length measurement and tube position sensing to control the pushing mechanism, ensuring that each marking tube is positioned accurately on the continuously moving cable by adjusting the push timing based on real-time position data
Solution Approach 2:
The buffer pipe acts as an intermediary mechanism between the marking tube supply and the moving cable, providing a controlled interface where tubes can be sequentially pushed onto the cable at precise intervals while the cable continues to move forward
3Adaptability or versatility
If multiple buffer pipes are used to handle different cable lengths and tube configurations, then the adaptability and versatility of the device is improved, but the device complexity and initial investment increases
Solution Approach 1:
The buffer pipe system is designed with universal features that allow the same basic buffer pipe structure to handle different cable lengths and marking tube types by simply changing the loading configuration rather than requiring completely different hardware for each application
Data Source
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AI summary
The invention concerns a device for applying marking tubes onto cables comprising: o at least one buffer pipe (42) which can be arranged in a producing position where it is aligned with a driving axis (300), the buffer pipe having an inner diameter higher than the diameter of the cable (3) to be marked and an outer diameter less than the inner diameter of the marking tubes (2) to be placed whereby marking tubes can be threaded onto the buffer pipe, the buffer pipe being loaded for a cable to be marked with a number of marking tubes (2a-2g), the cable being moved forward along the driving axis to engage and cross the buffer pipe (42) in producing position, o a pushing unit (6) configured for engaging and pushing forward along the driving axis at least one first out marking tube (2a) of the marking tubes threaded on the buffer pipe (42) until this first out marking tube (2a) exits the buffer pipe and is released onto the cable (3). The invention extends to a method for applying marking tubes onto cables using a buffer pipe. The cable is always driven in the same forward direction and there is no limitation concerning neither the length of the cable nor the number and the location of the marking tubes.