3D Floating Support for Slender Article Curvature Detection
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Solution Overview
Problem
Current methods for measuring the straightness of slender articles are inadequate due to external constraints that mask actual curvatures, particularly in metallic articles, where density and Young's modulus relationships lead to deformation under their own weight, making it difficult to accurately assess geometric shape.
Innovation Solution
A 3D Floating System with a support arrangement that minimizes contact and allows for multi-planar curvature accommodation, using universal joints and mechanical arms to balance the article, enabling it to assume its natural shape without external constraints, and incorporating sensors for precise curvature and torsion measurements.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If slender metallic articles are placed on a horizontal plane for measurement, then handling and stability are improved, but friction and deformation mask the actual curvatures, worsening measurement precision
Solution Approach 1:
The patent introduces an intermediary fluid medium (air or liquid) between the article and the support plane. This fluid layer eliminates direct contact friction while providing buoyant support, allowing the article to float in a state that reveals its true curvature without the masking effect of solid-to-solid friction.
Solution Approach 2:
The patent employs pneumatic or hydraulic suspension systems to support the slender article. By using pressurized fluid (gas or liquid) to levitate and support the article, the system eliminates mechanical contact and friction, enabling accurate measurement of the article's natural curvature and torsion without distortion from contact forces.
2Device complexity
If traditional contact-based support methods are used, then device complexity is reduced, but mechanical resistance and friction prevent the article from expressing its true geometry, worsening measurement accuracy
Solution Approach 1:
The patent replaces complex mechanical contact support systems with pneumatic or hydraulic suspension. This approach reduces mechanical resistance and friction while maintaining support functionality, allowing the article to assume its natural geometric configuration for accurate measurement without the distorting effects of mechanical contact.
Solution Approach 2:
The patent substitutes traditional mechanical contact-based support systems with non-contact fluid-based suspension systems. This replacement eliminates mechanical friction and resistance, enabling the article to express its true geometry without the interference of mechanical support forces.
3Device complexity
If gravitational effects are not compensated, then the support system becomes simpler, but density and Young's modulus relationships cause deformation under own weight, worsening geometric measurement accuracy
Solution Approach 1:
The patent implements gravitational compensation by introducing counteracting forces through fluid pressure systems. The pneumatic or hydraulic suspension generates upward buoyant forces that counterbalance the downward gravitational force on the article, preventing deformation due to self-weight and enabling accurate measurement of the article's true geometric configuration.
Solution Approach 2:
The patent uses pneumatic or hydraulic pressure systems to compensate for gravitational effects. By adjusting the fluid pressure, the system generates sufficient buoyant force to counteract the article's weight, eliminating gravitational-induced deformation and allowing precise measurement of straightness and curvature.
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
Enables highly accurate geometric shape detection by neutralizing inertial and gravitational effects, reducing friction and mechanical resistance, and allowing the article to express its true curvature, improving measurement precision and accuracy for quality and process control.
Implementation Method 1
A 3D Floating System with a support arrangement that minimizes contact and allows for multi-planar curvature accommodation, using universal joints and mechanical arms to balance the article
Implementation Method 2
Enables highly accurate geometric shape detection by neutralizing inertial and gravitational effects, reducing friction and mechanical resistance
Data Source
AI summary
A support system of a slender article in a geometry-detecting machine includes a plurality of vertical constraint points (1) with which the slender article is in contact, wherein the vertical constraint points (1) are coupled in pairs by interconnection arms (4) in turn including a constraint joint (3, 5) provided with a universal joint mechanism which leaves, to the arms (4), two rotational degrees of freedom (32, 34) along two orthogonal axes passing in the proximity of the longitudinal axis of the article, the constraint joints (3, 5) possibly being themselves similarly coupled in pairs until converging, in a multiple-layer sequence, towards a single constraint point.