Goods Picking Assembly With Sensor-Based Container Depth Detection

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Solution Overview

Problem

Existing intelligent warehousing systems face issues with the safe retrieval and placement of goods containers, as they often rely on default values for picking and placing, leading to potential damage or falling of the containers due to mismatched sizes and placement depths.

Innovation Solution

A goods picking apparatus equipped with sensors and a depth determining module that measures the depth of the goods container, allowing for adaptive picking and placement based on the container's depth, thereby enhancing safety and reducing the risk of damage or falling.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the warehousing robot uses default values for picking and placing goods containers, then the operation is simple and fast, but the goods container may be damaged or fall due to mismatched sizes and placement depths

Engineering Contradiction:
Improvesafety of placing goods containerVSAvoidcomplexity of depth measurement system
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent applies preliminary action by measuring the depth of the goods container before the picking and placing operation. The depth measurement is performed in advance using a sensor that detects the container's depth, and this information is stored for subsequent use in determining the appropriate picking and placing parameters, preventing damage and falling accidents

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent implements feedback by using the measured depth information of the goods container to adjust the picking and placing operations. The depth data obtained from the sensor is fed back to the control system, which then determines appropriate picking and placing parameters based on the actual container dimensions, ensuring safe operation

Inventive Principle:
Principle #23Feedback

2Reliability

If the warehousing robot measures the depth of each goods container, then the picking and placing safety is improved, but the operation time increases

Engineering Contradiction:
Improvesafety of picking and placingVSAvoidtime for depth measurement
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The depth measurement is performed as a preliminary action before the main picking and placing operation. By measuring the container depth in advance and storing this information, the system prepares the necessary data upfront, allowing for faster decision-making during the actual operation without significant time loss

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system performs self-service by automatically measuring the container depth using integrated sensors and autonomously determining the picking and placing parameters based on the measured data. This automated process eliminates the need for manual measurement and parameter setting, reducing time loss while improving safety

Inventive Principle:
Principle #25Self-service

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 solution improves the efficiency and safety of picking and placing goods containers by accurately determining their depth, reducing the likelihood of damage and falling, and enhancing the intelligence and operational efficiency of warehousing robots.

Implementation Method 1

a sensor, and a depth determining module. The sensor is provided on the goods picking assembly and configured to collect a measurement signal when the goods picking assembly extends

Methodology Applied
Scientific EffectSensor detection:

Data Source

PatentUS20230145619A1Goods picking apparatus, depth measurement method, warehousing robot, and warehousing system
Publication Date: 2023.05.11 HAI ROBOTICS CO LTD
  • US20230145619A1 patent drawing
  • US20230145619A1 patent drawing
  • US20230145619A1 patent drawing

AI summary

A goods picking apparatus includes a goods picking assembly, a sensor, and a depth determining module; the sensor is provided on the goods picking assembly and configured to collect a measurement signal when the goods picking assembly extends; the depth determining module is configured to determine a depth of a goods container according to the measurement signal; and the goods picking assembly is configured to pick or place the goods container according to the depth of the goods container, where the depth is a length of the goods container in an extension direction of the goods picking assembly during goods picking.