Straightening Machine Roller Changing Mechanism
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Solution Overview
Problem
Existing straightening machines require a laborious and space-consuming roller changing process due to the high and lateral changing path, limiting their use to tall buildings, as the horizontal changing plane is typically above the operator-side stand half.
Innovation Solution
The straightening machine design features a horizontal changing plane at the same vertical level as the operator-side stand half, allowing the changing path to be compact and horizontal, with interchangeable cradles and conveyors that facilitate roller transfer within this plane, reducing the overall size and enabling setup in lower-ceilinged spaces.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the horizontal changing plane is positioned above the operator-side stand half, then the straightening rollers can be accessed for changing, but the changing path becomes very high and space-consuming, requiring tall halls or buildings
Solution Approach 1:
The patent inverts the conventional arrangement by positioning the horizontal changing plane at the vertical level of the operator-side stand half instead of above it. This inversion allows the changing device to operate within a compact vertical space, eliminating the need for tall halls while maintaining full accessibility for roller changing operations
Solution Approach 2:
The patent transitions from a vertically-oriented changing path to a horizontally-oriented changing path by aligning the changing plane with the stand half level. This dimensional shift moves the changing operation from a high-vertical-space requirement to a compact horizontal-space requirement, enabling installation in lower-ceilinged facilities
2Adaptability or versatility
If a high and lateral changing path is used, then straightening rollers can be removed and replaced, but the changing device becomes very space-consuming and laborious
Solution Approach 1:
The patent merges the changing plane with the operator-side stand half vertical level, integrating the changing operation into the existing structural space rather than requiring separate vertical space. This merging reduces the overall footprint of the changing device while maintaining full roller replacement functionality
Solution Approach 2:
The patent extracts the changing operation from the vertical dimension and relocates it to the horizontal dimension at stand half level. This extraction eliminates the need for high vertical clearance while preserving the essential function of roller removal and replacement
Data Source
AI summary
The invention relates to a straightening machine (1) for straightening an elongated semifinished product with straightening roller elements (6), with a roller table line (3) designed as a conveying section (4), with a stand device (7), which holds the straightening roller elements (6) with respect to the conveying section (4) and comprises a drive-side stand half (17) and an operator-side stand half (18), which is displaceable with respect to the drive-side stand half (17), with a changing device (25) for changing the straightening roller elements (6) and with a changing path (35), along which the straightening roller elements (6) can be moved for changing, in which machine the straightening roller elements (6) are movable on the one hand by means of the operator-side stand half (18) along a first segment (36) of the changing path (35), which extends in a horizontal displacement plane (20), and on the other hand by means of the changing device (25) along a further segment (37) of the changing path (35), which extends in a horizontal changing plane (32), characterized in that the horizontal changing plane (32) is arranged in the region of the physical vertical extent (40) of the operator-side stand half (18).