Variable Height Guide Compound Slide for Precision Positioning
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Solution Overview
Problem
Existing positioning devices for processing centers face challenges in achieving high accuracy and flexibility while maintaining a simple, compact, and cost-effective design with reduced footprint, especially when handling large parts that require precise and stable guiding.
Innovation Solution
A positioning device with a compound slide system, where the first slide is guided in a longitudinal direction and the second slide is guided on the first slide at varying heights, allowing for increased guiding distance and stiffness during movement, enabling precise and flexible positioning with a reduced footprint.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If a conventional positioning device with fixed guide configuration is used, then the structure is simple and compact, but the guiding distance is limited and positioning precision decreases for large parts
Solution Approach 1:
The patent applies the dynamics principle by making the guiding distance variable rather than fixed. The guiding distance between the first and second guide rails can be dynamically adjusted based on the size and position of the workpiece, allowing the system to optimize positioning precision for different part dimensions while maintaining a relatively simple overall structure.
Solution Approach 2:
The patent changes the geometric parameter of the guide configuration by allowing the second guide rail to be positioned at different heights on the first slide. This parameter change enables the system to achieve variable guiding distances, improving positioning precision for large parts without requiring a completely complex reconfigurable structure.
2Stability of the object's composition
If the guiding distance is increased to improve stability and precision, then positioning accuracy improves, but the footprint of the machine bed increases
Solution Approach 1:
The patent utilizes the vertical dimension by positioning the second guide rail at different heights on the first slide. This dimensional change allows the system to achieve increased guiding distance and improved stability without proportionally increasing the horizontal footprint of the machine bed, effectively resolving the contradiction between stability and compactness.
3Adaptability or versatility
If a fixed guide configuration is used, then the construction is simple and cost-effective, but positioning flexibility for different part sizes is reduced
Solution Approach 1:
The patent implements dynamics by enabling the second guide rail to be positioned at variable heights on the first slide, creating a dynamically adjustable guide configuration. This provides positioning flexibility for different part sizes and processing requirements while maintaining a relatively simple and cost-effective construction compared to fully reconfigurable systems.
Data Source
AI summary
A positioning device, in particular a tool positioning device, for a processing center that comprises a compound slide with a first slide movable in a longitudinal direction of the processing center and a second slide that can be moved in a transverse direction relative to the first slide. The first and the second slides have a matching offset configuration of the sides opposite each other, that bear guides and guide elements that interact with each other in order to guide the second slide in the transverse direction. These guides and guide elements are in part arranged at different heights in a vertical direction in such a manner that the second slide is guided on the first slide on at least two spaced apart guiding points, wherein the guiding distance between the guiding points varies during a traversing motion of the second slide relative to the first slide in the transverse direction.