Laser Cutting Assembly for Bottle Top Capsule Production
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Solution Overview
Problem
Existing machines for producing bottle top capsules suffer from inefficiencies due to the use of two cutting blades, leading to high waste production, large dimensions, limited work speeds, and the need for frequent blade adjustments, which hinder productivity and flexibility.
Innovation Solution
A cutting assembly using a laser unit to perform a single cutting step that combines the functions of detaching the strip from the reel and defining the capsule geometry, eliminating the need for separate blades and associated mechanics, and incorporating a suction mechanism to hold the strip during cutting.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of substance
If two cutting blades are used to separate the strip and define capsule geometry, then the cutting function is achieved, but waste production increases and device complexity increases
Solution Approach 1:
The patent combines two separate cutting functions (separating the strip from the reel and defining the capsule geometry) into a single laser cutting operation. The laser unit performs both cutting actions in one step, eliminating the need for two separate blades and their associated actuation mechanisms, thereby reducing waste and simplifying the device.
Solution Approach 2:
The patent replaces the mechanical blade cutting system with a laser cutting system. The laser unit uses optical energy to perform cutting operations, eliminating the need for physical blades, blade actuators, and blade replacement mechanisms, thus reducing device complexity and waste production.
2Ease of operation
If two cutting blades with actuation mechanics are used, then cutting functionality is achieved, but overall machine dimensions increase
Solution Approach 1:
The patent merges the functions of two separate cutting blades and their actuation mechanisms into a single laser cutting unit. This consolidation significantly reduces the spatial requirements and overall machine dimensions while maintaining full cutting functionality.
Solution Approach 2:
By replacing the mechanical blade system with a laser cutting system, the patent eliminates the need for complex blade actuators and large mechanical structures, thereby reducing the overall machine footprint while preserving cutting capabilities.
3Ease of manufacture
If mechanical blades are used for cutting, then cutting is performed, but work speed is limited by blade movement mechanics
Solution Approach 1:
The patent replaces the mechanical blade cutting system with a laser cutting system. The laser unit can move and cut at much higher speeds without the inertia and mechanical constraints of physical blades, thereby significantly increasing cutting work speed while maintaining process simplicity.
4Reliability
If two cutting blades are used, then complete cutting function is achieved, but the number of moving parts increases reducing productivity
Solution Approach 1:
The patent combines the cutting functions of two separate blades into a single laser cutting unit, reducing the number of moving parts and mechanical components. This simplification increases reliability and productivity by eliminating blade replacement requirements and reducing mechanical failures.
Solution Approach 2:
By replacing the mechanical blade system with a laser cutting system, the patent eliminates wear-prone mechanical components and blade replacement operations, thereby increasing production efficiency and reducing downtime while maintaining complete cutting functionality.
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 laser cutting method reduces waste, allows for compact machine design, increases productivity by up to 50%, and enables faster cutting speeds, while eliminating the need for blade changes and reducing overall dimensions.
Implementation Method 1
a laser unit (4), comprising a laser head (41) emitting a laser beam for laser cutting the thin strip
Implementation Method 2
laser cutting the thin strip when the support table (10) is in the cutting position C so as to obtain a thin sheet (11)
Implementation Method 3
The support table (10) is arranged to have a suction unit suitable for holding the thin strip on the support table (10)
Data Source
Figure 1
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AI summary
A cutting assembly (1) for a machine for producing covering capsules (2) for bottle tops (100) comprises: - a support table (10), suitable for supporting a thin strip of plastic material or metal material for making a covering capsule (2) for bottle tops; - a support table movement assembly (12) suitable for moving the support table (10) from a cutting position (C), in which the support table (10) is arranged so as to allow the cutting of the thin strip for obtaining a thin sheet (11), to an unloading position (U), in which the support table is spaced apart from the cutting position (C) and is positioned close to a next work station, for example close to a spindle (3) for winding the thin sheet (11); - a laser unit (4), positioned near the cutting position (C) and comprising a laser head (41) suitable for emitting a laser beam for the laser cutting of the thin strip, when the support table (10) is in the cutting position.