Rock Wool Block Orientation and Pressing for Accurate Tray Filling

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Solution Overview

Problem

Manual filling of rock wool blocks into seedling trays is labor-intensive, inefficient, and poses health risks due to fine fibers and chemical components, leading to low accuracy and high human error.

Innovation Solution

An automatic rock wool block filling apparatus with a controller, supporting mechanism, feeding mechanism, orientation adjusting mechanism, pressing mechanism, and seedling tray moving mechanism, utilizing belt conveyors, orientation adjusting pipes, and visual identification systems to ensure accurate and efficient placement of rock wool blocks in seedling trays.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual filling of rock wool blocks is used, then flexibility and simplicity are maintained, but labor intensity increases, efficiency decreases, and health risks arise from fine fibers and chemical components

Engineering Contradiction:

Improvefilling efficiencyVSAvoidhealth risks from fine fibers and chemical components

Core Design Contradiction:

ProductivityVSObject-affected harmful factors

Solution Approach 1:

The patent replaces the manual mechanical filling operation with an automated mechanical system consisting of a conveying belt, pushing mechanism, and pressing mechanism. This substitution eliminates direct human contact with rock wool blocks, thereby removing health risks from fine fibers and chemical components while significantly improving filling efficiency and productivity

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent introduces an automated filling apparatus as an intermediary between the rock wool blocks and the seedling raising trays. This intermediary system handles all operations including conveying, orientation adjustment, positioning, and pressing, thereby protecting operators from harmful factors while maintaining controlled and efficient filling processes

Inventive Principle:

Principle #24Intermediary (Mediator)

2Manufacturing precision

If manual filling is used, then device complexity is low, but filling accuracy decreases and human errors increase

Engineering Contradiction:

Improvefilling accuracyVSAvoidapparatus structure complexity

Core Design Contradiction:

Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent replaces manual operations with an automated mechanical system that includes conveying belts, pushing mechanisms, orientation adjustment mechanisms, and pressing mechanisms. This substitution ensures consistent and accurate placement of rock wool blocks, eliminating human errors while maintaining controlled device complexity through systematic mechanical design

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The automated filling apparatus performs all filling operations autonomously without human intervention. The system self-regulates the conveying, orientation, positioning, and pressing of rock wool blocks, ensuring high filling accuracy while reducing the need for complex manual control mechanisms

Inventive Principle:

Principle #25Self-service

3Productivity

If automated filling apparatus is used, then productivity and accuracy improve, but device complexity increases

Engineering Contradiction:

Improvefilling efficiencyVSAvoidapparatus structure complexity

Core Design Contradiction:

ProductivityVSDevice complexity

Solution Approach 1:

The patent divides the automated filling apparatus into distinct functional modules: a conveying belt for transportation, a pushing mechanism for forward movement, an orientation adjustment mechanism for positioning, and a pressing mechanism for securing blocks. This segmentation allows each component to perform its specific function efficiently, improving overall productivity while managing device complexity through modular design

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

The automated filling apparatus integrates multiple functions into a single system: conveying, pushing, orientation adjustment, positioning, and pressing. This multi-functionality improves productivity by eliminating the need for separate manual operations while controlling device complexity through unified mechanical design that performs multiple tasks sequentially

Inventive Principle:

Principle #6Universality (Multi-functionality)

Data Source

PatentUS12610895B2Automatic rock wool block filling apparatus

Publication Date: 2026.04.28 LONGMEN LAB

AI summary

An automatic rock wool block filling apparatus is provided. The automatic filling apparatus includes a supporting mechanism, a feeding mechanism, an orientation adjusting mechanism, a pressing mechanism and a seedling raising tray moving mechanism. A rock wool block can be fed into the orientation adjusting mechanism through the feeding mechanism. The rock wool block can fall onto the seedling raising tray in a forward state that “a concave arc surface faces upwards and a flat surface faces downwards” through the orientation adjusting mechanism. The rock wool block falling onto the seedling raising tray can be pressed into a hole to be filled through the pressing mechanism. The hole to be filled in the seedling raising tray can be moved to a target position through the seedling raising tray moving mechanism. Thus, the feeding, orientation adjusting and pressing operations of the rock wool block are completed.