Cutting Plate Lateral Face Structure for Stable Cutting Corners
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Solution Overview
Problem
Existing cutting plates are prone to instability and breakage at the cutting corner, which affects cutting performance and stability, especially at low axial depths and during machining operations.
Innovation Solution
The cutting plate is designed with a lateral face that is subdivided into a clearance face and a contact face, with the clearance face protruding over the contact face at the cutting corner to provide additional reinforcement and stability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If the cutting plate is designed with a simple planar lateral face, then the manufacturing is easier, but the cutting corner stability is insufficient
Solution Approach 1:
The lateral face is divided into multiple sub-faces (first lateral face, second lateral face, third lateral face, fourth lateral face) instead of being a single planar surface. This segmentation allows each sub-face to be optimized for specific functions: the first and second sub-faces provide reinforcement at the cutting corner region, while the third and fourth sub-faces ensure proper mounting engagement with the plate seat, thereby resolving the contradiction between stability and complexity.
Solution Approach 2:
The cutting plate is designed with non-uniform lateral face structure where the first and second lateral faces extend further radially outward to provide localized reinforcement at the cutting corner region. This local quality enhancement concentrates material where stress is highest without requiring the entire plate to be overly complex or bulky, addressing the stability issue while maintaining reasonable overall simplicity.
2Strength
If more material is added to reinforce the cutting corner, then the cutting performance improves, but the mounting compatibility with plate seat may be compromised
Solution Approach 1:
The lateral face is segmented into distinct functional zones: the first and second lateral faces (with greater radial extension) provide strength reinforcement at the cutting corner, while the third and fourth lateral faces (with standard extension) ensure compatibility with the plate seat mounting interface. This segmentation allows both requirements to be satisfied simultaneously without compromise.
Solution Approach 2:
The cutting plate employs local quality enhancement by extending the first and second lateral faces radially outward only in the regions where cutting corner reinforcement is needed, while maintaining standard dimensions for the third and fourth lateral faces that interface with the plate seat. This localized material distribution achieves strength improvement without affecting mounting compatibility.
Data Source
AI summary
A tool is provided, which comprises at least one cutting plate for machining a workpiece, comprising a carrier, having a plate seat for the cutting plate, wherein the cutting plate comprises a cutting edge for machining the workpiece, wherein the cutting plate comprises a cutting corner where the cutting edge terminates, wherein the cutting plate comprises a lateral face having a contact face and a clearance face, wherein the contact face abuts the plate seat, wherein the clearance face is circumscribed by the cutting edge, wherein, at least at the cutting corner, the clearance face protrudes in relation to the contact face. Furthermore, a corresponding cutting plate for such a tool is provided.