Label Application Head for Conveyor Parcel Orientation
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Solution Overview
Problem
Existing methods for applying labels to parcels on conveyor belts are inefficient and unable to accurately target both horizontal and vertical surfaces, lacking versatility and reliability.
Innovation Solution
A method and apparatus utilizing a stationary frame with rotating turntable assemblies and elongate arms, equipped with a label application head that can move linearly and rotate to reach various positions across the conveyor path, allowing for precise application of labels on both horizontal and vertical surfaces.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If traditional label application methods are used on conveyor belts, then the process is simple, but the system cannot accurately target both horizontal and vertical surfaces of parcels
Solution Approach 1:
The labeling apparatus is divided into multiple independent arms (first elongate arm, second elongate arm) that can operate independently. Each arm can be positioned and oriented separately to access different surfaces of parcels, enabling the system to handle both horizontal and vertical labeling tasks through coordinated action of segmented components
Solution Approach 2:
The invention adds rotational capability to the elongate arms, allowing them to move not only linearly along their paths but also rotate about turntable axes. This dimensional addition enables the labeling head to reach both horizontal and vertical surfaces of parcels by adjusting the orientation of the arm in three-dimensional space
2Productivity
If a stationary labeling system is used, then the structure is stable, but the system cannot reach various positions across the conveyor path efficiently
Solution Approach 1:
The invention introduces dynamic elements to the previously stationary system by adding rotating turntables that can rotate about vertical axes and elongate arms that can rotate about horizontal axes. These dynamic components allow the labeling head to quickly reposition and orient itself to reach various positions across the conveyor path, significantly improving productivity while maintaining structural stability through controlled motion
Solution Approach 2:
The invention combines multiple motion capabilities into a single integrated apparatus: linear movement of elongate arms along their paths, rotation of arms about turntable axes, and rotation of turntables about vertical axes. This merging of multiple degrees of freedom into one coordinated system enables efficient access to all required labeling positions without needing multiple separate stationary labeling stations
3Manufacturing precision
If multiple separate labeling systems are used for different surfaces, then each surface can be labeled accurately, but the overall system becomes complex and space-consuming
Solution Approach 1:
The invention creates a universal labeling apparatus where a single label application head can perform multiple functions by positioning and orienting itself differently. The same arm structure and labeling head that can apply labels to horizontal surfaces can, through rotation and repositioning, apply labels to vertical surfaces as well, eliminating the need for separate specialized labeling systems for different orientations
Data Source
AI summary
A device and method of using same is provides which includes the use of an apparatus configured to apply labels to parcels moving along a conveyor belt. The apparatus of the present invention includes a support frame, a pair of turntable assemblies, a corresponding pair of arm assemblies, similarly corresponding arm assembly drive motors, a label application head assembly, a label printer/supplier, and a controlling apparatus. The support frame supports the pair of two turntable assemblies. Each of the turntable assemblies supports one of the arm assemblies such that each of the arm assemblies is pivotable about a horizontal axis. Each of the arm assemblies is also movable along its longitudinal axis relative to its respective turntable. The lower ends of arm assemblies are attached together in a hinged connection. At one end of one of the arm assemblies is attached a label application head assembly. This attachment is a pivoting connection that allows for label application to the horizontal or vertical surfaces of parcels passing thereby. The turntable assemblies are not powered, but allow for a relatively free pivoting connection of the arm assemblies relative to the stationary support frame. However, the linear movement of the arm assemblies along their longitudinal axis is powered by corresponding arm assembly drive motors. This linear movement is independently controlled by a controlling apparatus, such that the label application head assembly can be positioned at various desired locations above a conveyor belt or other supporting surface.