Centerless Grinding Machine Bed Segmentation for Accessibility
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Solution Overview
Problem
Current centerless cylindrical grinding machines have complex and expensive designs with multiple positioning axes, making it difficult to access and maintain the grinding wheel and regulating wheel, as well as limiting accessibility to the machining area.
Innovation Solution
A centerless cylindrical grinding machine design with only three positioning axes, where the grinding headstock and control headstock are arranged in a first area of the machine bed, and the carriage track extends partially into a second area with a smaller extension, creating open spaces for better accessibility, and includes movable covers and a detection unit for enhanced safety and ergonomics.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If multiple positioning axes (up to six) are used for grinding headstock and regulating wheel adjustment, then manufacturing precision and productivity are improved, but device complexity and cost increase significantly
Solution Approach 1:
The machine bed is segmented into two distinct areas: a first area for arranging the grinding headstock and control headstock, and a second area with smaller extension for the carriage track. This spatial segmentation allows the carriage to access the machining area from the side without requiring multiple complex positioning axes for the headstocks themselves.
2Ease of operation
If the slideway protrudes into the machining area, then workpiece support positioning is improved, but accessibility to the machining area and component maintenance becomes difficult
Solution Approach 1:
The carriage track is positioned in the second area of the machine bed, allowing the workpiece support to be accessed and positioned from a lateral dimension rather than requiring frontal access through the protruding slideway. This dimensional approach enables side access to the machining area for maintenance while preserving positioning capability.
3Stability of the object's composition
If the machine bed area for machining is at a distance from the slideway area, then structural stability is improved, but accessibility and ease of maintenance are worsened
Solution Approach 1:
The machine bed is divided into two functional areas with different purposes: the first area provides a stable base for the headstocks, while the second area with smaller extension accommodates the carriage track and enables lateral access. This segmentation maintains structural stability while improving accessibility.
Data Source
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AI summary
The invention relates to a centerless cylindrical grinding machine (100) for through-feed and plunge grinding of any workpieces, comprising a first driveable positioning axis XS for a grinding spindle stock (10) with a rotating grinding wheel (11) and a second driveable positioning axis XR for a regulating spindle stock (20) with a rotatable regulating wheel (21), and a workpiece support (32) that can be arranged substantially between the grinding spindle stock (10) and the regulating spindle stock (20), wherein a further driveable positioning axis YW for a slide (31) extending perpendicular to at least one of the positioning axes XS and XR is mounted on a slide track (30) over which the workpiece support (32) can be moved.The grinding spindle stock (10) and the control spindle stock (20) are arranged in a first area (41) of a machine bed (40) and the slide track (30) is arranged at least partially in a second area (42) of the machine bed (40), wherein the second area (42) of the machine bed (40) has a smaller extent in a direction parallel to the positioning axis YW than the first area (41) of the machine bed (40).