Unmanned Vehicle Laser Processing Distance Control

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Solution Overview

Problem

Current unmanned vehicle processing systems, such as drones, face instability in processing operations due to unexpected rotations or deviations in the processing path, particularly when operating in open atmospheres or spaces without stable airflow, leading to inefficient and incomplete processing tasks.

Innovation Solution

The proposed unmanned vehicle processing system incorporates a controller, a laser source, a galvanometer module, and a receiving device. This system uses laser beams to calculate the processing distance between the unmanned vehicle and the object, ensuring stable processing by maintaining the vehicle within an effective area. The reflected laser beams also allow for immediate detection of the processed state of the object, enabling real-time adjustments to the processing parameters.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If drone processing is used to reduce manpower and material loss, then labor efficiency is improved, but processing stability deteriorates due to unexpected rotations or deviations in the processing path

Engineering Contradiction:
Improvelabor efficiencyVSAvoidprocessing stability
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The system employs a receiving device to detect reflected laser beams from the object surface, providing real-time feedback on processing distance and surface state. The controller adjusts the laser beam parameters based on this feedback to maintain stable processing despite drone movements or environmental disturbances, thus resolving the contradiction between improved productivity and maintained reliability

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent replaces mechanical positioning and stabilization systems with optical detection and control. Instead of relying on mechanical stability of the drone platform, the system uses laser ranging and reflected beam detection to achieve stable processing through optical feedback, enabling reliable operation while maintaining the drone's flexible hovering capability

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

2Manufacturing precision

If manual processing is used to achieve meticulous processing quality, then manufacturing precision is improved, but productivity deteriorates due to long working hours and low efficiency

Engineering Contradiction:
Improveprocessing qualityVSAvoid工作效率
Core Design Contradiction:
Manufacturing precisionVSProductivity

Solution Approach 1:

The system enables self-service processing where the laser processing apparatus autonomously performs meticulous processing tasks without human intervention. The automated laser beam control and real-time feedback mechanisms allow the system to maintain high manufacturing precision while dramatically improving productivity by eliminating the limitations of manual operation

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

Manual mechanical processing is replaced with automated laser processing controlled by optical detection systems. This substitution maintains the precision of meticulous processing while achieving high productivity through automation, eliminating the need for long working hours and intensive labor

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

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 system enhances processing stability and efficiency by maintaining the unmanned vehicle at an optimal processing distance and allowing for immediate detection of the processing state, thus reducing the need for additional equipment and minimizing costs.

Implementation Method 1

The controller obtains a processing distance between the unmanned vehicle and the object according to the reflected reception signal and the laser trigger signal

Methodology Applied
Scientific EffectTime of flight: Time of Flight

Implementation Method 2

The laser source is connected electrically to the controller, and is configured for receiving the laser trigger signal and further emitting a laser beam according to the laser trigger signal

Methodology Applied
Scientific EffectLaser: Laser

Implementation Method 3

The galvanometer module includes a scanning galvanometer configured for reflecting and converting the laser beam into a processing beam to process the object

Methodology Applied
Scientific EffectGalvanometer: Galvanometer

Implementation Method 4

The receiving device is connected electrically to the controller, and is configured for receiving a processing reflected beam reflected from the object and further emitting correspondingly a reflected reception signal to the controller

Methodology Applied
Scientific EffectReflection: Reflection

Data Source

PatentUS20250138188A1Unmanned vehicle processing system and unmanned vehicle processing method
Publication Date: 2025.05.01 IND TECH RES INST
  • US20250138188A1 patent drawing
  • US20250138188A1 patent drawing
  • US20250138188A1 patent drawing

AI summary

An unmanned vehicle processing system includes a controller, a laser source, a galvanometer module and a receiving device. The controller provides a laser trigger signal. The laser source is connected electrically to the controller, receives the laser trigger signal and further emits accordingly a laser beam. The galvanometer module includes a scanning galvanometer for reflecting and converting the laser beam into a processing beam. The receiving device is connected electrically to the controller, receives a processing reflected beam reflected from the object and further emits correspondingly a reflected reception signal to the controller. The controller obtains a processing distance between the unmanned vehicle and the object according to the reflected reception signal and the laser trigger signal, the reflected reception signal has a reflected-signal intensity, and the controller detects a processed state of the object according to the reflected-signal intensity. In addition, an unmanned vehicle processing method is also provided.