Slotted Adapter Sleeve With Cutting Head for Precise Clamping
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Solution Overview
Problem
Existing adapter sleeves lack the ability to provide additional functionalities beyond mere toolholding, requiring multiple toolholders for different tasks, which is costly and inefficient, and existing solutions with slots extending into the cutting head compromise precision and rigidity.
Innovation Solution
An adapter sleeve with a shank and integrated cutting head, featuring slots that extend partially into the cutting head for flexibility and compressibility, allowing additional functionalities like material machining and chip removal, while maintaining rigidity and precision through controlled slot placement.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If slots are extended into the cutting head to improve compressibility, then the adapter sleeve becomes more flexible during clamping, but the rigidity and precision of the cutting head deteriorates
Solution Approach 1:
The slots extend only partially into the cutting head rather than through the entire length. This partial extension provides sufficient compressibility for clamping while preserving the rigidity and precision of the cutting head portion that remains solid, thus resolving the contradiction between flexibility and precision
Solution Approach 2:
Different regions of the adapter sleeve have different structural properties: the shank portion has slots for compressibility, while the cutting head portion remains solid for precision. This local differentiation allows each region to optimize its function without compromising the other
2Adaptability or versatility
If multiple toolholders are used for different tasks, then functional versatility is improved, but device complexity and cost increase
Solution Approach 1:
The adapter sleeve integrates multiple functions into a single component: it serves as both a toolholder adapter and a functional cutting head. This multi-functionality eliminates the need for multiple separate toolholders, reducing complexity while maintaining versatility
Solution Approach 2:
The adapter sleeve merges the adapter function with additional functional elements (such as cutting edges or inserts) into a single integrated component, allowing one toolholder to perform multiple tasks that previously required several different toolholders
3Strength
If adapter sleeves are made robust for heavy-duty applications, then strength is improved, but ease of manufacture deteriorates
Solution Approach 1:
The adapter sleeve is divided into modular segments separated by slots, allowing it to be manufactured as a single piece that can then be compressed during assembly. This segmentation enables robust construction while simplifying the manufacturing process compared to assembling multiple separate components
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 extended functionality beyond traditional toolholding, allowing diverse tools to be operated with a single toolholder and adapter sleeve, providing modular functionality with swappable cutting edges and inserts, enhancing machining capabilities without compromising precision or robustness.
Implementation Method 1
Along the shank a number of slots are formed to enable the shank to be compressed during clamping. Clamping requires the adapter sleeve to give slightly, so that the play between the toolholder and the adapter sleeve as well as between adapter sleeve and tool that is necessary for insertion can be eliminated and a clamping effect can be achieved.
Data Source
AI summary
An improved adapter sleeve is submitted which has a shank for insertion into a toolholder for a machine tool, wherein a tool socket for holding a tool is formed in the shank, wherein a number of slots are disposed along the shank so that the shank can be compressed during clamping, wherein a cutting head is formed which is arranged on a front side (F) of the shank. In one embodiment, the cutting head has an insert seat for a cutting insert.