Edge Machining Assembly with Multi-Axis Rotation for Surface Grinding
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Solution Overview
Problem
Existing edge machining technologies for surface grinding machines face challenges in uniformly deburring and rounding edges with different orientations and close proximity, often causing surface damage and increased tool wear, especially when edges have varying alignments and are close together.
Innovation Solution
An edge machining assembly with cylindrical roller brushes having radially extending deburring elements, featuring a three-axis movement system that includes a closed guideway for uniform edge machining, minimizing surface damage and tool wear by ensuring consistent contact pressure and edge radius across the machining width.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If conventional edge machining tools are used on edges with different orientations and close proximity, then edge machining can be performed, but uniform deburring and rounding cannot be achieved and surface damage occurs
Solution Approach 1:
The invention employs a dynamic machining system where the machining element can rotate about a first axis and the entire assembly can rotate about a second axis. This multi-axis rotational capability allows the machining element to adapt its orientation dynamically to match edges with different alignments (parallel, perpendicular, or oblique to conveying direction), ensuring uniform deburring and rounding without causing surface damage to adjacent areas.
Solution Approach 2:
The machining system is segmented into multiple independently controllable rotational movements. The first rotation about the first axis controls the machining element's orientation relative to the edge, while the second rotation about the second axis positions the machining element for different edge locations. This segmentation allows precise control over the machining action, achieving uniform results on edges with varying orientations and close proximity.
2Productivity
If conventional edge machining tools are used on edges with varying alignments, then machining can be performed, but tool wear increases
Solution Approach 1:
The dynamic multi-axis rotation system allows the machining element to maintain optimal cutting angles for edges with varying alignments. By adapting the orientation through coordinated rotation about the first and second axes, the system prevents premature tool wear that would result from machining edges at suboptimal angles, thereby extending tool life while maintaining high machining efficiency.
Solution Approach 2:
The system changes the operational parameters (rotation speed, rotation direction, axis orientation) dynamically based on the edge alignment being machined. This parameter adaptation ensures that the machining element always operates under optimal conditions regardless of the edge's orientation, preventing excessive tool wear and maintaining consistent productivity across different edge types.
3Adaptability or versatility
If edge machining is performed on edges close together, then both edges can be machined, but uniform edge radius cannot be maintained
Solution Approach 1:
The system's dynamic rotational capability about two different axes enables it to quickly reposition and reorient the machining element when transitioning between closely spaced edges. This dynamic adjustment ensures that each edge receives the same precise machining action regardless of its position or orientation, maintaining uniform edge radius even when edges are in close proximity.
Solution Approach 2:
The machining assembly is designed with universal rotational movements that can handle any edge orientation and position within the machining width. The ability to rotate about both a first axis (for edge orientation) and a second axis (for positioning) makes the system universally applicable to all edge configurations, ensuring consistent edge radius whether edges are close together or far apart.
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 edge machining assembly achieves uniform deburring and rounding of edges with different orientations and close proximity, minimizing surface damage and tool wear, while maintaining high edge quality and efficiency.
Implementation Method 1
cylindrical roller brushes having a cylindrical surface and a multiplicity of radially extending deburring grinding elements on this cylindrical surface
Implementation Method 2
each first axis of rotation is mounted so as to be rotatable about one of the second axes of rotation, a second drive unit for rotating each first axis of rotation about its second axis of rotation
Implementation Method 3
the second axes of rotation are guided for a movement guided by the third movement axis, and a third drive unit for moving the second axes of rotation in a movement guided by the third movement axis
Data Source
AI summary
The present invention relates to an edge machining unit for a surface grinder, comprising: a plurality of cylindrical rotary brushes with a cylindrical surface and a plurality of brushes on said cylindrical surface, wherein each cylindrical rotary brush has a first axis of rotation, which corresponds to a central longitudinal axis of the cylindrical rotary brush, a first drive unit for driving each rotary brush in a rotational movement about its first axis of rotation, a plurality of second axes of rotation, which plurality is not parallel to the first axis of rotation, wherein each first axis of rotation is disposed so as to rotate about one of the second axes of rotation, a second drive unit for moving every first axis of rotation in rotation about its second axis of rotation, and a third axis of movement, wherein the second axes of rotation are guided for a movement guided by the third axis of movement, and a third drive unit for moving the second axes of rotation in a movement guided by the third axis of movement.