Metal Sheet Turning Station With Movable Supports for Easier Rotation
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Solution Overview
Problem
Existing turning stations for metal sheets or stacks face complexity in kinematics and require strong drives to manage varying heights and heavy weights, with restricted accessibility for removing protective packaging, and are not optimized for simpler operations or quality assurance inspections.
Innovation Solution
A turning station with a rotary installation featuring a frame with end-side rotary bearings, a motorized rotatable basket, and linear guides for supports, allowing for simpler alignment and rotation of metal sheets or stacks, reducing the need for complex support transfers and enabling easier unpackaging and storage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If complex kinematics with multiple supports and transfers are used to handle metal sheet stacks, then the handling capability is improved, but the device complexity increases
Solution Approach 1:
The system is segmented into a stationary support and a rotatable support, with the rotatable support further divided into a basket and linearly movable supports. This segmentation allows independent movement and rotation of components, simplifying the overall kinematics while maintaining handling capability.
Solution Approach 2:
The supports are designed to be dynamically adjustable - the linear guides enable the supports to move along the rotation axis, and the entire basket can rotate. This dynamic configuration allows the system to adapt to different metal sheet stack heights without complex kinematics.
2Strength
If strong drives are used to manage heavy metal sheet stacks, then the load handling capability is improved, but the force requirements increase
Solution Approach 1:
The system uses the stationary support to counterbalance part of the weight of the metal sheet stack during rotation. The stationary support acts as a counterweight structure, reducing the net force that the motorized rotation must overcome, thereby reducing force requirements while maintaining load handling capability.
Solution Approach 2:
The linear guides are positioned to allow the supports to move in a way that minimizes changes in potential energy during rotation. By enabling the supports to move along the rotation axis, the system maintains a more constant energy state, reducing the force required for rotation.
3Reliability
If the metal sheet stack is tightly packaged for protection, then the protection capability is improved, but the accessibility for unpackaging deteriorates
Solution Approach 1:
The rotatable support is segmented into a basket structure with linear guides, allowing the supports to be positioned independently. This segmentation enables the supports to be moved apart or repositioned to provide access to the packaged metal sheet stack for unpackaging operations, while maintaining tight packaging during transport and storage.
4Adaptability or versatility
If complex support transfers are used to rotate metal sheet stacks, then the rotation capability is improved, but the operational time increases
Solution Approach 1:
The system uses dynamic linear movement of supports along guides combined with rotation of the basket. This dynamic configuration allows the supports to be quickly repositioned during rotation, eliminating the need for complex multi-stage transfers and reducing operational time while maintaining full rotation capability.
Data Source
AI summary
A turning station for metal sheets or metal sheet stacks, having a first support which forms a first support plane for a first side of the metal sheets, and having a second support which forms a second support plane for a second side of the metal sheets. The supports are rotatable about a horizontal rotation axis and provided with a plurality of detents which project beyond longitudinal edges of the metal sheets. The supports are part of a rotary installation with a frame having two end-side rotary bearings on a common rotation axis and a basket which is mounted in the two rotary bearings for motorized rotation about the rotation axis, the basket having end-side linear guides for the two supports. The supports by way of support planes which extend in parallel and are oriented toward one another are held in the basket such that the rotation axis is situated between the two support planes and the two supports in the end-side linear guides are in each case movable in a motorized manner in a movement direction toward and away from the rotation axis. Methods for unpackaging, storing, and turning metal sheet stacks are also provided.