Elastically Mounted Finishing Guide Surface for Concentricity
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing finishing devices for rotationally symmetrical workpieces struggle to achieve optimal concentricity values due to rigid guide bodies, which fail to adapt well to workpieces with varying diameters and do not provide continuous deformation for effective machining.
Innovation Solution
A finishing device with a shell-shaped guide surface that is resiliently mounted in the radial direction, featuring a continuous guide surface without interruptions between the belt insertion and discharge ends, and utilizing multiple slots for spring-elastic mounting, allowing for deformation and adaptation to workpiece diameters, and incorporating spring elements for precise spring hardness adjustment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If a rigid guide body is used, then the structure is simple and stable, but the concentricity values deteriorate and adaptability to workpiece diameter variations is poor
Solution Approach 1:
The guide surface is designed to be elastically deformable rather than rigid, allowing it to dynamically adapt its shape to match workpieces with varying diameters. The elastic mounting enables the guide surface to flex and conform to different workpiece geometries while maintaining stable operation during machining.
Solution Approach 2:
The physical state of the guide body is changed from rigid to elastically deformable, allowing parameter variations in the guide surface shape to accommodate different workpiece diameters. This parameter change enables the guide surface to adjust its geometric characteristics to maintain optimal machining conditions across varying workpiece sizes.
2Manufacturing precision
If the guide surface is made continuous without interruptions, then concentricity values improve, but the device complexity increases due to spring-elastic mounting requirements
Solution Approach 1:
The guide surface is implemented as a flexible, continuous shell structure that can deform elastically in the radial direction. This flexible shell design allows the guide surface to remain continuous without interruptions while accommodating dimensional variations, achieving improved concentricity values through its ability to conform to workpiece geometry.
Solution Approach 2:
The guide surface transitions from a static, rigid structure to a dynamic, elastically deformable structure. This dynamic characteristic allows the continuous guide surface to adapt its shape in real-time to match workpiece variations, maintaining high concentricity values while the elastic mounting provides the necessary compliance.
3Adaptability or versatility
If spring elements are added for radial mounting, then adaptability to diameter variations improves, but the device complexity increases
Solution Approach 1:
The spring-elastic mounting system utilizes elastic deformation principles similar to pneumatic and hydraulic systems, where the spring elements provide radial compliance through controlled deformation. This allows the guide surface to adapt to diameter variations through elastic deflection, achieving adaptability without requiring complex active control systems.
Solution Approach 2:
The spring elements enable parameter changes in the radial position of the guide surface by converting dimensional variations into elastic deformations. This parameter transformation allows the system to accommodate different workpiece diameters through controlled elastic deflection of the spring-mounted guide surface.
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 enables excellent concentricity values by allowing the guide surface to deform and adapt to workpieces of varying diameters, preventing line contact and ensuring uniform deformation, thus improving machining precision and adaptability.
Implementation Method 1
the guide surface is mounted resiliently in the radial direction... the guide surface... is mounted in a spring-elastic manner in the radial direction along its entire course
Data Source
Figure 1
Figure 2
Figure 3
AI summary
The finishing device (10) has a slot extending itself in circumferential direction for elastically flexible support of a guidance surface in a guidance body (30). The slot is arranged adjacent to the guidance surface and is closed at both ends of slit in circumferential direction.