2-Axis Rotary Table Leveling Device for CNC Machine Alignment

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Solution Overview

Problem

Conventional single-axis leveling devices are inefficient, time-consuming, and operator-dependent, failing to ensure precise alignment and stability of CNC machines, leading to accuracy issues and increased production costs due to the need for trial-and-error adjustments and lack of vibration diagnostics.

Innovation Solution

A 2-axis rotary table system with vibration sensors and wireless communication, capable of generating 360° planar angles and automatically transitioning between single-axis and dual-axis leveling modes, using granite tables and Master Squares for precise calibration and real-time alignment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If traditional single-axis leveling devices are used, then the device complexity is low, but the productivity is low and the manufacturing precision is insufficient

Engineering Contradiction:
Improveleveling precisionVSAvoidleveling speed
Core Design Contradiction:
Manufacturing precisionVSProductivity

Solution Approach 1:

The patent combines two single-axis leveling devices into a dual-axis leveling device that can measure and level both X and Y axes simultaneously. The device integrates two bubble tubes oriented at right angles to each other, allowing operators to level machines in both directions at once, eliminating the need for sequential single-axis leveling operations.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The invention transitions from single-axis (one-dimensional) leveling measurement to dual-axis (two-dimensional) leveling measurement. By adding the second axis measurement capability perpendicular to the first axis, the device enables comprehensive planar surface leveling in a single operation rather than requiring separate operations for each axis.

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

2Manufacturing precision

If traditional single-axis leveling devices are used, then the device complexity is low, but the time consumption is high

Engineering Contradiction:
Improvealignment accuracyVSAvoidsetup time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The patent combines two single-axis leveling devices into a dual-axis leveling device that can measure and level both X and Y axes simultaneously. The device integrates two bubble tubes oriented at right angles to each other, allowing operators to level machines in both directions at once, eliminating the need for sequential single-axis leveling operations.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The device allows operators to preview the leveling status of both axes before making adjustments. By providing simultaneous visual feedback from both bubble tubes, operators can plan and execute leveling adjustments more efficiently, reducing the trial-and-error iterations required with sequential single-axis devices.

Inventive Principle:
Principle #10Preliminary action

3Manufacturing precision

If conventional single-axis leveling devices are used, then the ease of operation is high, but the measurement precision is insufficient for 2D alignment

Engineering Contradiction:
Improveplanar surface alignmentVSAvoidoperator complexity
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The patent combines two single-axis leveling devices into a dual-axis leveling device that can measure and level both X and Y axes simultaneously. The device integrates two bubble tubes oriented at right angles to each other, allowing operators to level machines in both directions at once, eliminating the need for sequential single-axis leveling operations.

Inventive Principle:
Principle #5Merging (Combining)

4Reliability

If traditional leveling methods are used, then the device complexity is low, but the reliability of machine stability is insufficient

Engineering Contradiction:
Improvemachine stabilityVSAvoidleveling device complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent incorporates vibration sensors that continuously monitor machine vibrations and provide real-time feedback to the control system. The system analyzes vibration signals to detect instability caused by improper leveling and automatically generates correction instructions, creating a closed-loop feedback system that continuously optimizes machine stability.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system performs self-diagnosis by automatically analyzing vibration patterns to determine whether machine instability is caused by improper leveling or other factors. The device can autonomously identify leveling issues and guide operators through the correction process, reducing the need for operator expertise and manual trial-and-error adjustments.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS9459121B2Angle measuring device and methods for calibration
Publication Date: 2016.10.04 DIGIPAS TECHNOLOGIES INC
  • US9459121B2 patent drawing
  • US9459121B2 patent drawing
  • US9459121B2 patent drawing

AI summary

The invention relates to a method for calibration of 2-axis high precision digital angle measurement device, particularly for initializing a planar angle measuring device and an apparatus to generate simultaneous two-dimensional resultant planar angles of full 360° rotation. The planar angle measurement device is, typically but not exclusively, used in concurrent two-dimensional angles leveling, setting and alignment tasks for precision machine setup in the fields of precision engineering and metrology applications.