Robotic Food Assembly With Vision Feedback for Precise Portioning

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Solution Overview

Problem

Current food assembly systems in the industry face challenges in efficiently and consistently transferring bulk foodstuff into containers, particularly in high-throughput applications, where human labor is limited and variability in food types and quantities complicates the process.

Innovation Solution

A robotic foodstuff assembly system comprising a robot arm, sensor suite, and computing system that determines pick and insert targets based on foodstuff models and assembly instructions, enabling precise and efficient transfer of bulk foodstuff into containers, adaptable to various conveyor systems and food types, with modular architecture for scalability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If robotic systems are introduced to automate foodstuff assembly, then productivity and consistency are improved, but device complexity increases

Engineering Contradiction:
Improveassembly throughputVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The robotic assembly system is divided into modular functional units including a robot arm module, sensor suite module, computing system module, and conveyor module. Each module performs a specific function and can be independently configured or replaced, allowing high productivity through automation while managing complexity through modular design.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The robotic system is designed with universal components that can handle multiple foodstuff types and container configurations. The robot arm with interchangeable end effectors, combined with AI-driven vision systems, enables a single system to perform various assembly tasks across different product lines, maintaining high productivity without proportionally increasing device complexity.

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

2Manufacturing precision

If precise control is implemented for accurate foodstuff placement, then manufacturing precision is improved, but device complexity increases

Engineering Contradiction:
Improvefoodstuff placement accuracyVSAvoidcontrol system complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The system incorporates sensor suites with cameras and depth sensors that continuously monitor foodstuff placement in real-time. The computing system processes this visual feedback and adjusts robot arm movements dynamically to achieve precise placement accuracy, managing control complexity through intelligent algorithms rather than overly complex mechanical control mechanisms.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

Complex mechanical control systems for achieving precise placement are replaced with AI-driven vision systems and software-based positioning algorithms. The computing system uses computer vision to identify target locations and calculates precise robot arm trajectories, substituting mechanical complexity with computational intelligence to achieve high manufacturing precision.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Adaptability or versatility

If the system is designed to handle various food types and quantities, then adaptability is improved, but device complexity increases

Engineering Contradiction:
Improvefood type flexibilityVSAvoidsystem configuration complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The robotic system features dynamic reconfigurability where the robot arm can adjust its motion parameters, grip force, and end effector selection based on the specific foodstuff type and quantity being handled. The computing system dynamically modifies assembly parameters in real-time, allowing high adaptability to various food types without requiring complex physical reconfiguration of the entire system.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system achieves adaptability to various food types and quantities by dynamically changing operational parameters such as robot arm speed, acceleration, grip force, and placement position through software control. The computing system adjusts these parameters based on sensor input about the specific foodstuff characteristics, maintaining versatility while avoiding the need for complex mechanical variations for each food type.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS12162165B2System and/or method for robotic foodstuff assembly
Publication Date: 2024.12.10 CHEF ROBOTICS INC
  • US12162165B2 patent drawing
  • US12162165B2 patent drawing
  • US12162165B2 patent drawing

AI summary

The foodstuff assembly system can include: a robot arm, a frame, a set of foodstuff bins, a sensor suite, a set of food utensils, and a computing system. The system can optionally include: a container management system, a human machine interface (HMI). However, the foodstuff assembly system 100 can additionally or alternatively include any other suitable set of components. The system functions to enable picking of foodstuff from a set of foodstuff bins and placement into a container (such as a bowl, tray, or other foodstuff receptacle). Additionally or alternatively, the system can function to facilitate transferal of bulk material (e.g., bulk foodstuff) into containers, such as containers moving along a conveyor line.