Torque-absorbing coupler for load-centering apparatus

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Solution Overview

Problem

Load-centering apparatuses with electric motors often stall after centering loads, causing damage to goods or motors due to continued force application after centering, as the motor cannot move the centering arms outward effectively.

Innovation Solution

Incorporating a torque-absorbing coupler in the load-centering apparatus to absorb excess torque after the load is centered, minimizing the risk of damage by preventing high squeezing forces on the load during the motor stall.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the motor continues to apply force after the load is centered, then the load remains firmly positioned, but the motor stalls and may damage the load or itself

Engineering Contradiction:
Improveload centering reliabilityVSAvoiddamage to load or motor
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The torque-absorbing coupler is pre-configured to absorb excess torque before it can cause damage. When the motor stalls after centering the load, the coupler's flexible elements (such as springs or elastomeric materials) compress to absorb the remaining torque, preventing damage to both the load and motor while allowing the motor to complete its stroke safely

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

2Productivity

If the motor applies continuous force to move centering arms inward, then the load is centered, but the motor cannot reverse effectively causing it to stall

Engineering Contradiction:
Improveload centering speedVSAvoidmotor operational reliability
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The torque-absorbing coupler acts as an intermediary between the motor and the centering arms. It allows the motor to continue rotating without stalling by absorbing excess torque through its flexible elements, while still transmitting sufficient force to move the centering arms inward at high speed for productive operation

Inventive Principle:
Principle #24Intermediary (Mediator)

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 torque-absorbing coupler effectively reduces the likelihood of damage to goods and motors by absorbing excess torque, allowing safe release of the centered load without further force application.

Implementation Method 1

a torque-absorbing coupler (550) between the first drive shaft (530) and the second drive shaft (540). The torque-absorbing coupler (550) minimizes the likelihood that the load-centering apparatus will damage a load of goods after centering the load of goods on the conveyor

Methodology Applied
Scientific EffectElastic deformation: Elasticity

Data Source

PatentUS20240279000A1Load-centering apparatus including a torque-absorbing coupler
Publication Date: 2024.08.22 SIGNODE IND GROUP LLC
  • US20240279000A1 patent drawing
  • US20240279000A1 patent drawing
  • US20240279000A1 patent drawing

AI summary

A load-centering apparatus including a torque-absorbing coupler that minimizes the likelihood that the load-centering apparatus will damage a load of goods after centering the load of goods on a conveyor.