Automatic Leveling Laser Marking Device with Dual-Color LED Indication

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Solution Overview

Problem

Existing automatic leveling laser marking devices are inconvenient to use and lack accuracy, relying on bubble readings for determining levelness and line accuracy, leading to insufficient precision and ease of use issues.

Innovation Solution

An automatic leveling laser marking indication device with a housing, display mechanism, laser seat, sensor seat, and base, featuring a dual-color LED light system that automatically adjusts based on angle, providing high precision and convenient operation by displaying different colors to indicate levelness, with a precision adjustment of ≤5° for horizontal and vertical lines.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If automatic leveling laser marking level device is used with bubble level reading, then the device can determine levelness of base, but the measurement accuracy is insufficient and user convenience deteriorates due to needing to manually check bubble

Engineering Contradiction:
Improvelevelness measurement accuracyVSAvoiduser convenience
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The patent replaces the traditional mechanical bubble level system with an electronic sensor system (accelerometer or陀螺仪) that automatically detects and displays levelness information through LED indicators. This substitution eliminates the need for manual bubble checking while providing more precise digital measurement, simultaneously improving both measurement accuracy and ease of operation.

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

Solution Approach 2:

The device enables self-service by automatically detecting the base levelness through embedded sensors and providing real-time feedback through LED indicators without requiring user intervention to read a bubble level. The system serves itself by continuously monitoring and displaying its own leveling status, freeing the user from manual checking tasks.

Inventive Principle:
Principle #25Self-service

2Measurement precision

If dual-color LED indication system is implemented, then automatic conversion prompt and measurement accuracy are improved, but device complexity increases

Engineering Contradiction:
Improvemeasurement accuracyVSAvoiddevice complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent employs a dual-color LED indication system where different colors (e.g., green and red) represent different measurement states or accuracy levels. This color-coding method provides intuitive visual feedback for automatic conversion prompts and measurement results, improving measurement accuracy communication while adding minimal complexity through a well-established visual signaling approach.

Inventive Principle:
Principle #32Color changes

Solution Approach 2:

The dual-color LED system serves multiple functions: indicating levelness status, showing measurement accuracy, providing conversion prompts, and guiding user operation. By consolidating these multiple information channels into a single multi-functional indicator system, the patent improves measurement precision communication without proportionally increasing device complexity.

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

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 device achieves high measurement accuracy and convenient use by providing accurate positioning of horizontal and vertical lines with dual-color LED indication, eliminating the need for bubble checks and improving operational efficiency.

Implementation Method 1

the display mechanism comprises a first light emitting window disposed at the top of the display seat and second light emitting windows disposed around the display seat, and the interior of the display seat is mounted with a LED light

Methodology Applied
Scientific EffectElectroluminescence: Electroluminescence

Data Source

PatentUS10823564B2Automatic leveling laser marking indication device
Publication Date: 2020.11.03 ZHEJIANG RONGSHENG TOOL
  • US10823564B2 patent drawing
  • US10823564B2 patent drawing
  • US10823564B2 patent drawing

AI summary

The application provides an automatic leveling laser marking indication device, comprising a housing, a display mechanism, a laser seat mounted with a laser, a sensor seat mounted with a sensor, and a base connected with the housing, wherein the display mechanism is mounted at a top of the housing via a display seat, the laser seat and the sensor seat are mounted inside the housing and are connected with each other, the sensor seat is mounted at the base, the display mechanism comprises a first light emitting window disposed at the top of the display seat and second light emitting windows disposed around the display seat, and the interior of the display seat is mounted with a LED light. According to the application, the markings of horizontal and vertical lines can be accurately positioned only by adjusting the angle of product to be ≤5°.