Modular SCARA Robotic Top Loading Assembly

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Solution Overview

Problem

Existing robotic article handling systems for top load case packing are expensive, require robust support, are not easily reconfigurable, and occupy significant floor space, limiting their versatility and efficiency in article collection and grouping operations.

Innovation Solution

A modular robotic top loading assembly with a SCARA arm and a collector assembly featuring dual clamps and pivotable arm joints, allowing for efficient two-dimensional clamping and flexible article handling paths, reducing the footprint and enhancing payload capacity and handling speed.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If articulated arms are used for article collection and top loading, then article handling capability is achieved, but device cost increases and floor space occupation increases

Engineering Contradiction:
Improvearticle handling capabilityVSAvoiddevice cost
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The robotic system is divided into modular components: a SCARA arm for positioning and a separate collector assembly for article gathering. This segmentation allows independent optimization of each module, reducing overall system cost while maintaining handling capability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The SCARA arm is designed to perform multiple functions including article collection, grouping, and top-loading operations. This multi-functionality eliminates the need for separate articulated arms for each operation, reducing device cost and complexity.

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

2Adaptability or versatility

If articulated arms are used for article collection and top loading, then article handling capability is achieved, but floor space occupation increases

Engineering Contradiction:
Improvearticle handling capabilityVSAvoidfloor space occupation
Core Design Contradiction:
Adaptability or versatilityVSArea of stationary object

Solution Approach 1:

The system transitions from floor-mounted articulated arms to an overhead SCARA configuration that operates in three-dimensional space. This dimensional change allows article handling without occupying significant floor space, as the SCARA arm operates vertically above the article flow.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Productivity

If traditional robotic systems are used for top loading, then article packing is achieved, but reconfigurability is limited

Engineering Contradiction:
Improvearticle packing capabilityVSAvoidreconfigurability
Core Design Contradiction:
ProductivityVSAdaptability or versatility

Solution Approach 1:

The collector assembly incorporates movable and adjustable components that can be reconfigured for different article types and packaging requirements. This dynamic design maintains high packing productivity while enabling easy adaptation to various products.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS11383863B2Robotic article handling system and operations
Publication Date: 2022.07.12 DOUGLAS MACHINE INC
  • US11383863B2 patent drawing
  • US11383863B2 patent drawing
  • US11383863B2 patent drawing

AI summary

A top loading assembly is provided. The assembly includes a robotic arm and an article collector assembly supported thereby. The robotic arm is characterized by first and second arm segments and three pivotable arm joints, a first arm joint J1 being a distal arm joint for operatively supporting said collector assembly, a second arm joint J2 being an intermediate arm joint, and a third arm joint J3 being a terminal/anchorable arm joint. The collector assembly, directable from an article collection locus to a collected article loading locus, includes a collector adapted to effectuate select clamping in relation to articles collected by the collector during direction of the collector assembly from the article collection locus to the collected article loading locus.