Synchronous Spacing-Changing Conveyor for Blister Cartoning
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Solution Overview
Problem
Current pharmaceutical packaging technologies face challenges in achieving high-speed, accurate linkage between blister packaging and cartoning machines due to slipping issues on conveyor belts and the need for frequent replacement and recalibration of conveyor chains, making large-scale synchronous integrated packaging inefficient and inconvenient.
Innovation Solution
A synchronous spacing-changing conveyor device with a base featuring slideways, sliding seats, and transmission belts connected to power sources, allowing for adjustable spacing between blisters, which is integrated into a blister cartoning machine to ensure precise alignment and efficient transfer between machines.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If a conveyor belt is used to convey plastic blister supports, then the conveying process is simple, but the blister supports slip on the conveyor belt due to frictional force and inertia, causing inaccurate entry into the hopper
Solution Approach 1:
The patent replaces the friction-based conveyor belt system with a mechanical indexing mechanism featuring a drive chain, sprockets, and pawl-ratchet components. This mechanical system provides positive engagement and controlled movement, eliminating the slipping problem inherent in friction-based conveying while maintaining structural simplicity.
Solution Approach 2:
The conveying system is divided into discrete indexed positions using a segmented chain structure with individual links. Each link can be independently positioned and controlled, allowing precise placement of blister supports at specific locations in the indexing cycle, thereby improving positioning accuracy.
2Reliability
If a conventional synchronous belt conveyor chain is used, then synchronous conveyance can be achieved, but the entire conveyor chain must be replaced when spacing requirements change, and recalibration is needed after each replacement
Solution Approach 1:
The patent employs an adjustable indexing mechanism where the spacing between indexing positions can be dynamically changed by repositioning the drive chain or adjusting the sprocket configuration. This allows the system to adapt to different spacing requirements without replacing the entire conveyor chain, while maintaining synchronous conveyance through the mechanical indexing system.
Solution Approach 2:
The system allows modification of key parameters such as indexing spacing, chain speed, and position timing by adjusting mechanical components like sprocket positions or chain link configurations. This parameter adjustability enables the same conveyor chain to serve multiple spacing requirements, improving versatility while maintaining reliable synchronous operation.
3Productivity
If the number of trimmed blister plastic supports changes with actual medicine size, then the conveyor chain must be replaced and recalibrated, which is inconvenient for large-scale synchronous integrated linkage production
Solution Approach 1:
The indexing mechanism is designed with adjustable parameters that can be quickly modified to accommodate different numbers of blister supports. Operators can reconfigure the chain indexing positions or sprocket settings without replacing the entire conveyor system, enabling rapid adaptation to production volume changes and maintaining high productivity with minimal operational disruption.
Solution Approach 2:
The conveyor indexing system is designed as a universal mechanism capable of handling various quantities and sizes of blister supports through adjustable spacing and positioning. This multi-functional design eliminates the need for dedicated conveyor chains for different production scenarios, simplifying operations and supporting large-scale integrated production across different product specifications.
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 and precise conveyance of blisters between packaging and cartoning machines, improving linkage production efficiency and adaptability to specification changes without the need for frequent conveyor chain replacements, thus enhancing overall packaging process synchronization.
Implementation Method 1
The plastic blister supports are conveyed forward by a frictional force of the conveyor belt
Data Source
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AI summary
The present disclosure relates to a synchronous spacing-changing conveyor device for realizing spacing-changing conveyance and a blister cartoning integrated machine using the synchronous spacing-changing conveyor device. The synchronous spacing-changing conveyor device includes a base, where a first slideway and a second slideway are provided side by side on the base; a plurality of first sliding seats are slidably provided on the first slideway; a first tray is provided on each of the first sliding seats; a plurality of second sliding seats are slidably provided on the second slideway; and a second tray is provided on each of the second sliding seats. The synchronous spacing-changing conveyor device can realize spacing-changing conveyance. Therefore, the blister cartoning integrated machine using the synchronous spacing-changing conveyor device realizes linkage more conveniently.