Lathe Adapter Geometry for Clamping Irregular Workpieces
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Solution Overview
Problem
Existing clamping mechanisms struggle to reliably hold workpieces with irregular cross-sections, leading to potential processing errors, misalignment, and safety risks during machining operations.
Innovation Solution
An adaptor system with a main body having an inner support surface with a constant cross-section and an outer support surface with a different cross-section, designed to be inserted into a chuck and coupled with it, allowing for effective holding of irregularly shaped workpieces through friction without the need to change clamping systems.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If standard clamping mechanisms (chucks or collets) are used to hold workpieces, then the clamping system is simple and easy to operate, but the workpiece with irregular cross-section cannot be reliably held, leading to processing errors and safety risks
Solution Approach 1:
The patent introduces an adapter as an intermediary component between the standard chuck and the irregular workpiece. The adapter has a first end that interfaces with the chuck and a second end with an irregular cross-section that matches the workpiece. This mediator enables reliable clamping of irregular workpieces using standard chucks without requiring complex custom clamping systems.
2Adaptability or versatility
If different clamping mechanisms are changed to accommodate workpieces of different shapes, then the workpiece can be properly clamped, but the machining process becomes more complicated and time-consuming
Solution Approach 1:
The patent creates a universal adapter system where a single adapter design can accommodate multiple irregular workpiece shapes. The adapter's irregular cross-section is designed to interface with various workpiece geometries, allowing one chuck to handle diverse workpiece shapes without requiring multiple specialized clamping mechanisms, thereby reducing changeover time and improving versatility.
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 adaptor system improves the stability and efficiency of clamping irregularly shaped workpieces, preventing misalignment and loss, while enhancing the speed and accuracy of machining operations.
Implementation Method 1
allowing for effective holding of irregularly shaped workpieces through friction
Data Source
Figure 1a~1b
Figure 2
Figure 3a~3c
AI summary
The present system relates to an improvement of an adaptor for supporting a workpiece 4a in a machine tool, in particular a lathe, wherein the adaptor has a main body 1 with a hole 4 extending along an axial direction of the main body 1, the through hole 4 is forming an inner support surface (2) for receiving the workpiece 4a, the main body 1 further includes an outer support surface 3 which is an outer circumferential surface 3 of the main body 1, and the main body 1 is configured to be inserted into a clamping mechanism 5 of the machine tool and to be coupled to the clamping mechanism with the outer support surface 3, wherein the shape of the cross-section of the outer support surface 3 is different from the shape of the cross-section of the inner support surface, and the inner support surface 2 is constant along the axial direction.