Tray Carriage Loading Line for Multi-Station Tube Processing

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Solution Overview

Problem

Existing tray loading systems struggle to efficiently handle and process specific types of product tubes, particularly those requiring unique handling assemblies.

Innovation Solution

A tray loading and unloading system with multiple stations, including a first station for loading product tubes onto a tray, a second station for inserting a mesh roll, a third station for packing plant material, a fourth station for sealing, and a fifth station for dense packing, utilizing mechanisms like suction punches, flaring tools, and pressing mechanisms to ensure precise and efficient handling.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a variety of different handling assemblies are incorporated to handle particular types of product tubes, then the system can handle diverse tube types, but the device complexity increases

Engineering Contradiction:
Improveability to handle diverse tube typesVSAvoidnumber of handling assemblies
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent employs a universal handling assembly that can process multiple types of product tubes through a single integrated mechanism. The tray loading system uses a standardized approach where the same handling components can accommodate different tube types by adjusting parameters such as tray configuration, loading cup positioning, and suction punch settings, rather than requiring separate dedicated assemblies for each tube type.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The system incorporates adjustable and reconfigurable components that can dynamically adapt to different tube types. The tray carriage can be repositioned along the retainer rail, the loading cups can be adjusted in position, and the suction punch arrays can be reconfigured to match different tube dimensions and requirements, allowing a single handling assembly to serve multiple functions.

Inventive Principle:
Principle #15Dynamics

2Manufacturing precision

If multiple stations with specialized mechanisms are used to process product tubes, then the manufacturing precision is improved, but the device complexity increases

Engineering Contradiction:
Improveprecision of tube processingVSAvoidnumber of stations and mechanisms
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent divides the tray loading and processing system into multiple specialized stations, each responsible for a specific function: the first station for loading tubes onto trays, the second station for punching mesh inserts, the third station for loading plant material, the fourth station for sealing, and the fifth station for dense packing. This segmentation allows each station to be optimized for its specific task, achieving high manufacturing precision while maintaining manageable complexity through functional decomposition.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Within each station, multiple functions are combined into integrated mechanisms. For example, the suction punch assembly combines punching, holding, and transfer functions in a single mechanism. The tray carriage integrates loading, positioning, and transfer operations. This merging of functions within stations reduces the number of separate components needed while maintaining precision.

Inventive Principle:
Principle #5Merging (Combining)

3Productivity

If automated loading and processing mechanisms are implemented, then the productivity is improved, but the device complexity increases

Engineering Contradiction:
Improveloading and processing speedVSAvoidautomation mechanisms
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent implements continuous automated operation where the tray carriage moves continuously between stations, and each station operates in a continuous cycle of loading, processing, and transferring. The automated suction punch arrays continuously punch and transfer mesh inserts, the plant material loading mechanism continuously fills tubes, and the sealing mechanism continuously seals the tubes. This continuous operation maximizes productivity by eliminating idle time and manual intervention between operations.

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

The system performs preliminary actions in advance to prepare for subsequent operations. The mesh inserts are punched and held by suction arrays before the tubes arrive at the punching station. The plant material is prepared and positioned in the loading mechanism before the tubes are presented. The sealing components are pre-positioned and ready to seal immediately upon tube arrival. These preliminary actions enable rapid, continuous processing without interruption.

Inventive Principle:
Principle #10Preliminary action

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 system effectively loads, unloads, and processes product tubes with high precision and accuracy, ensuring consistent quality and efficiency in handling various types of tubes, including those with mesh inserts and plant material.

Implementation Method 1

The first punch array is connected to a first suction array. The first suction array is connected to a flexible hose. The first punch array is configured to punch and suction a mesh disk from the mesh roll.

Methodology Applied
Scientific EffectSuction: Suction

Implementation Method 2

A flaring tool is included at the first station which reciprocates upwardly and downwardly to press on open ends of the product tubes while ensuring a circular form of the product tubes.

Methodology Applied
Scientific EffectMechanical Force: Mechanical Force

Implementation Method 3

A first pushing tamper pushes product tubes from a first loading cup into the tray.

Methodology Applied
Scientific EffectMechanical Force: Mechanical Force

Data Source

PatentUS12599165B2Tray loading and unloading system
Publication Date: 2026.04.14 WONG CHARLES
  • US12599165B2 patent drawing
  • US12599165B2 patent drawing
  • US12599165B2 patent drawing

AI summary

A tray loading and unloading system has a first station with a tray mounted to a tray retainer. The tray retainer is mounted to a tray carriage. The tray carriage slides on a tray retainer rail between a tray retracted position and a tray extended position. The tray starts as an empty tray at the tray retracted position and travels to the tray extended position to receive product tubes at the tray extended position. The tray extended position has a first pushing tamper that pushes product tubes from a first loading cup into the tray. A first loading arm loads product tubes from a first loading tube into the first loading cup.