Rolling Device Main Roller Adjustment Mechanism
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Solution Overview
Problem
Existing rolling devices for machining wheels and disks are inefficient due to complex and time-consuming adjustments of the main roller, which leads to inaccuracies and deformations caused by large mass components and complex hydraulic fluid supply systems.
Innovation Solution
A rolling device with a stationarily mounted feed unit that engages with the frame, allowing precise adjustment of the main roller along its axis of rotation, using a drive device and sensors to maintain the desired position, and optionally featuring a piston-cylinder unit or eccentric mechanism for precise movement and force transmission.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the main roller is adjusted manually using clamping screws and slots, then the main roller can be repositioned along its axis of rotation, but the adjustment process becomes very complex and time-consuming
Solution Approach 1:
The patent replaces the manual mechanical adjustment system (clamping screws and slots) with an automated drive device that mechanically moves the main roller along its axis of rotation. This substitution eliminates the need for manual loosening and tightening operations, directly reducing adjustment time and complexity while maintaining precise positioning capability
Solution Approach 2:
The patent introduces a dynamic adjustment mechanism where the main roller can be continuously positioned along its axis of rotation using a drive device, rather than being fixed at discrete positions. This dynamic system allows for quick repositioning without the time-consuming manual operations of the static screw-based system
2Productivity
If the piston-cylinder unit is mounted on a cantilever arm, then the feed movement can be achieved, but the large mass causes deformations and positioning difficulties
Solution Approach 1:
The patent extracts the piston-cylinder unit from the moving cantilever arm structure and relocates it to a stationary position. This separation removes the heavy mass from the dynamic system, eliminating the deformations that occur during operation while preserving the feed movement capability through the engagement mechanism
Solution Approach 2:
The patent divides the feed mechanism into two separate functional parts: a stationary drive unit (piston-cylinder) and a moving engagement component (frame). This segmentation allows the heavy drive unit to remain fixed, providing stable force application, while only the lighter frame moves during feeding operations, maintaining positioning accuracy
3Productivity
If the piston-cylinder unit is adjusted and moved together with the cantilever arm, then feed movement is possible, but the hydraulic fluid supply becomes structurally complex
Solution Approach 1:
The patent extracts the hydraulic supply system from the moving components and establishes a fixed hydraulic station. This allows hydraulic fluid to be supplied to the stationary piston-cylinder unit through simple, fixed connections, eliminating the need for complex adaptable supply lines that would be required if the unit moved with the cantilever arm
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
Enables quick and precise adjustment of the main roller, reducing deformation and operational time, ensuring accurate positioning and maintaining the desired position throughout the rolling process.
Implementation Method 1
a linear guide, for example a groove, is formed in the contact area, which runs in the direction of the axis of rotation of the main roller, so that a relative adjustment between the feed unit and the frame along the linear guide or the groove is possible
Implementation Method 2
an engagement shoe, which can be displaced along the linear guide, is seated in the guide with undercuts. Compressive and tensile forces can be transmitted perpendicular to the linear guide
Data Source
Figure 1~2
Figure 3
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AI summary
The device has aroll stand into which a blank about an axis is rotatably inserted. An adjusting device (16) is provided with a drive unit (17) having an adjustment unit (25) for adjusting a main roller (15) along axis of rotation. A feed unit (32) is movable in the direction of the blankby the main roller. The feed unit is fixedly mounted in the roller frame, and is communicated with a frame (24) in a contact region (34) so that a displacement of the frame along the rotational axis (D1) of the main roller relative to the feed unit is permitted.