Turning Tool Insert Layout for Compact Multi-Operation Machining
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Solution Overview
Problem
Existing tool systems for turning machining require significant space and are not optimal for applications where compactness is crucial, limiting the variety of machining operations that can be performed.
Innovation Solution
A tool system with a tool body and a rotationally fixed cutting insert where the upper side of the cutting insert is oriented perpendicular to the longitudinal axis, allowing for multiple usable cutting corners that can be rotated to change machining conditions without additional inserts, enabling compact and versatile machining operations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multiple interchangeable cutting inserts are arranged on a tool head with rake faces extending perpendicular to the longitudinal axis, then a large variety of machining possibilities are provided, but the space requirement becomes relatively high
Solution Approach 1:
A single cutting insert is designed with multiple cutting corners (at least two) that can be used for different machining operations. The insert can be rotated on the seat to bring different cutting corners into the machining position, eliminating the need for multiple interchangeable inserts and reducing the space requirement while maintaining machining versatility
Solution Approach 2:
Multiple cutting corners are integrated into a single cutting insert body, combining the functions of multiple inserts into one component. This merging approach reduces the number of separate tools needed and minimizes the space occupied in the machine tool
2Area of stationary object
If a cutting insert with multiple usable cutting corners is used on a compact tool body, then space requirement is reduced, but the complexity of changing machining conditions increases
Solution Approach 1:
The cutting insert is designed to be rotatable on the seat, allowing dynamic adjustment of the machining configuration. By rotating the insert, different cutting corners can be brought into the machining position to change chip formation and machining conditions, providing adaptability without requiring complex tool changes
Data Source
AI summary
A tool system for machining includes a tool body that has a first end for connecting to a machine tool and a second end having an end face on which a seat for an interchangeable cutting insert is formed. The cutting insert has an underside formed as an abutment surface, a top side formed as a rake face, and an encircling side face formed as a flank, and a cutting edge is formed at a transition from the top side to the encircling side face. The cutting insert is arranged on the seat such that the top side extends perpendicularly to the longitudinal axis of the tool body and the cutting edge protrudes beyond the outer circumference of the end face of the tool body in a radial direction with respect to the longitudinal axis with two usable cutting corners and cutting-corner portions adjoining the latter on both sides.