Dual Conveyor Transport for Pharmaceutical Packaging

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Solution Overview

Problem

Conventional packaging systems for pharmaceutical and nutraceutical products are inefficient due to the need for synchronized movement of containers through various work stations with different operational cycles, leading to slow processing times and complex conveyor configurations.

Innovation Solution

A transport system featuring two independent conveyor belt systems that move containers in a continuous flow along the same path, allowing each belt system to operate at different cycles and speeds to accommodate the unique requirements of different work stations, with a computer-controlled system ensuring coordinated movement and efficient use of all stations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If a single conveyor assembly moves containers through all work stations at the same speed, then the timing sequence is controlled by the longest time cycle, but this causes inefficiency and increased processing time for work stations with shorter cycles

Engineering Contradiction:
Improvepackaging process speedVSAvoidprocessing time
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The conveyor system is divided into multiple independent conveyor assemblies (first, second, and third assemblies), each capable of operating at different speeds and cycles. This segmentation allows each conveyor to be optimized for specific work stations, enabling faster processing at stations with shorter cycles while maintaining coordination across the entire system.

Inventive Principle:
Principle #1Segmentation

2Productivity

If work stations have different cycles of movement to accommodate their specific operations, then operational efficiency improves, but the conveyor configuration becomes complicated

Engineering Contradiction:
Improveoperational efficiencyVSAvoidconveyor configuration
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The conveyor assemblies are designed with dynamic speed control capabilities, allowing each assembly to operate at different speeds and cycles independently. The system can adjust the timing and speed of each conveyor assembly to match the specific requirements of different work stations, enabling flexible operation without complex mechanical configurations.

Inventive Principle:
Principle #15Dynamics

3Manufacturing precision

If containers are moved incrementally one at a time through loading and cotton insertion stations, then these operations are completed accurately, but the overall process speed is reduced

Engineering Contradiction:
Improveoperation accuracyVSAvoidcontainer movement speed
Core Design Contradiction:
Manufacturing precisionVSSpeed

Solution Approach 1:

Multiple conveyor assemblies operate simultaneously and continuously, with containers being loaded, filled with cotton, and sealed in an overlapping sequence. While one container is being processed at the loading station, another is being processed at the cotton insertion station, and a third at the sealing station, maintaining continuous productive action without idle time.

Inventive Principle:
Principle #20Continuity of useful action

Data Source

PatentUS8474603B2Transport system for moving a plurality of containers through a plurality of work stations
Publication Date: 2013.07.02 IMA NORTH AMERICA INC
  • US8474603B2 patent drawing
  • US8474603B2 patent drawing
  • US8474603B2 patent drawing

AI summary

An apparatus for transporting a plurality of containers through a plurality of work stations including at least two conveyor assemblies, each conveyor assembly being adapted to sequentially convey at least one group of containers therealong in a row from one work station to another. The apparatus further includes a plurality of holder assemblies for holding the containers, some of the holder assemblies being associated with one of the conveyor assemblies and some of the holder assemblies being associated with the other conveyor assembly. The holder assemblies are located on the respective conveyor assemblies such that the plurality of containers are positioned adjacent to each other as they move through the plurality of work stations. A computer control system is programmable to control the coordinated operation of the conveyor assemblies so as to move such conveyor assemblies at different cycles of movement as the containers move through the work stations.