Cap Feeding Track With Cantilever Spring Mechanism
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Solution Overview
Problem
Cap-lining machines face issues with deforming or cracking softer caps due to mechanical feeding methods, leading to jamming, improper liner application, and safety hazards from complex moving parts, especially with the use of lighter cap materials.
Innovation Solution
A cap-lining machine design featuring a track system with a cantilever spring and stop mechanism that allows caps to advance under gravity or friction, preventing deformation and jamming, while ensuring safe operation by reducing the need for heavy, complex moving parts.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If stuffer rods are used to mechanically feed caps into the cap-lining machine, then caps can be pushed through the channel at high speed, but softer and lighter caps deform under the stuffing force and bind within the channel
Solution Approach 1:
The patent replaces the mechanical stuffer rod system with a gravity-fed track system. Caps are fed through the channel using gravity and friction rather than mechanical pushing forces, eliminating the deformation and binding problems that occurred with stuffer rods while maintaining continuous high-speed operation
Solution Approach 2:
The track system allows caps to feed themselves through the channel using gravity and their own weight, eliminating the need for external mechanical pushing forces. This self-feeding mechanism prevents cap deformation while maintaining productivity
2Reliability
If heavy, complex moving parts are used to stop the feed of liner paper when a cap is missing, then the machine can detect and respond to missing caps, but safety hazards are created for users
Solution Approach 1:
The patent replaces heavy mechanical detection systems with a simple, lightweight mechanical stop system that passively responds to missing caps. The stop mechanism uses minimal moving parts and no complex actuators, eliminating safety hazards while maintaining reliable detection and response to missing caps
Solution Approach 2:
The stop mechanism uses simple, lightweight components that can be easily replaced if needed, rather than heavy, complex mechanical systems. This approach maintains reliability while significantly reducing safety risks to operators
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 solution enables efficient, safe, and continuous cap lining with reduced mechanical stress on caps, minimizing downtime and improving production efficiency by preventing cap deformation and jamming, while enhancing user safety.
Implementation Method 1
allows caps to advance under gravity or friction
Implementation Method 2
allows caps to advance under gravity or friction
Data Source
AI summary
An assembly for feeding objects downstream into an automated machine includes a track, a tamping location on the track, a stop disposed at the tamping location, and a forward path through the track. A spring proximate to the tamping location moves between a first position and a second position. In the first position of the spring, the spring cooperates with the stop to interrupt the forward path. In the second position of the spring, the spring cooperates with the stop to open the forward path to allow objects to move downstream in the track.