Cardanic Angle Compensation Unit for High Axial Load Handling
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Solution Overview
Problem
Existing angle compensation units lack high load-bearing capacity, particularly for axial forces, which is crucial for reliable operation in automation systems.
Innovation Solution
The angle compensation unit features a cardanic suspension with a bearing frame and bearing flange, allowing forces to be distributed across different bearing components, and includes a control piston and locking piston for precise control and locking of the compensating part.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If a simple pivot connection is used between base part and compensating part, then the device complexity is reduced, but the load-bearing capacity particularly for axial forces deteriorates
Solution Approach 1:
The pivot connection is segmented into a cardanic suspension system with multiple independent bearing components (bearing frame, bearing flange, pivot pins) that can separately handle different force components. This segmentation allows each component to be optimized for specific load types while maintaining overall structural manageability
Solution Approach 2:
The solution transitions from a simple single-axis pivot to a cardanic suspension system operating in multiple dimensions (x-axis and y-axis rotation capabilities). This dimensional expansion enables the structure to distribute axial forces across multiple bearing surfaces and components, significantly increasing load-bearing capacity without proportionally increasing complexity
2Adaptability or versatility
If the compensating part is designed to be movable for angle compensation, then the adaptability is improved, but the stability deteriorates due to unwanted rotations and movements
Solution Approach 1:
The control piston acts as an intermediary element between the actuating force and the cardan joint. It provides controlled resistance through a pivoting moment that prevents unwanted rotations about the x-axis and y-axis, allowing the compensating part to move only when intentionally actuated while maintaining stability during stationary phases
Solution Approach 2:
The system dynamically changes the resistance parameter (pivoting moment) provided by the control piston based on operational requirements. The piston can adjust the force threshold needed to initiate movement, enabling the system to maintain stability at desired positions while still allowing controlled angle compensation when needed
3Stability of the object's composition
If a control piston is added to prevent unwanted movements, then the positional stability is improved, but the device complexity increases
Solution Approach 1:
The control piston is designed to perform multiple functions simultaneously: it provides the pivoting moment to prevent unwanted rotations, controls the threshold for intentional movement initiation, and works in conjunction with the locking piston for coordinated control. This multi-functionality reduces the need for separate control elements, managing complexity while maintaining stability
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
This design achieves high load-bearing capacity, particularly for axial forces, ensuring reliable operation and continuous adjustment of the pivoting moment, which is essential for horizontal applications and varying tool center of gravity positions.
Implementation Method 1
The combination of the bearing frame and the bearing flange is based on a cardanic suspension. The bearing frame is mounted on the base part so that it can rotate around the x-axis. The bearing flange is mounted in the bearing frame so that it can rotate around the y-axis.
Implementation Method 2
the control piston is provided, such the cardan joint and thus the compensating part can only be moved above a certain pivoting moment. Consequently, the force acting on the compensating part must first overcome the pivoting moment in order to move the compensating part from the basic position to the compensating position.
Implementation Method 3
the force of the locking piston is transferred to the control piston by means of the first spring means. Consequently, the bearing flange and thus the compensating part is locked by means of the control piston.
Data Source
AI summary
This disclosure relates to an angle compensation unit for a handling device, having a base part and a compensating part. The compensating part is pivotable relative to the base part about an x-axis and about a y-axis running perpendicular to the x-axis between a basic position and a compensating position. A bearing frame and a bearing flange are arranged in the base part, wherein the bearing frame is mounted in the base part in a manner allowing rotation about the x-axis. The bearing flange is mounted in the bearing frame in a manner allowing rotation about the y-axis.