Eccentric Rod Transfer for Fast, Accurate Packaging Handling
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Solution Overview
Problem
Existing devices for transferring packaging units are costly, slow, and technically complex, making them difficult to maintain and unable to meet high performance and short clock time requirements.
Innovation Solution
A transfer device with an eccentric unit featuring a rotatably mounted eccentric element and a rod that is both rotatable and displaceable, combined with a holding device, allows for simultaneous rotational and translational movements, enabling high-speed and accurate transfer of various packaging units with a simple mechanical structure.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If universal portals or robots are used for transfer, then high reliability is achieved, but acquisition costs are high and clock time is long
Solution Approach 1:
The transfer device is divided into separate functional modules: an eccentric unit for positioning, a rod mechanism for linear movement, and a holding device for gripping. This segmentation allows each component to be optimized independently, achieving high reliability through modular design while reducing overall system complexity and clock time.
Solution Approach 2:
The device employs dynamic mechanisms including a rotatable eccentric element that converts rotational motion to linear motion, and a rod that can both rotate and translate axially. These dynamic components enable fast, precise positioning of the holding device, significantly reducing clock time while maintaining reliability through controlled motion.
2Reliability
If universal portals or robots are used for transfer, then high reliability is achieved, but device complexity is high making maintenance difficult
Solution Approach 1:
The transfer device is divided into separate functional modules: an eccentric unit for positioning, a rod mechanism for linear movement, and a holding device for gripping. This segmentation allows each component to be optimized independently, achieving high reliability through modular design while reducing overall system complexity and clock time.
Solution Approach 2:
The eccentric unit and rod mechanism are designed with self-aligning and self-regulating features that reduce the need for complex external control systems and maintenance. The mechanical design inherently compensates for wear and misalignment, making the device easier to maintain while preserving reliability.
3Ease of operation
If known portals or robots are used, then transfer capability is achieved, but they are comparatively slow and cannot reach required clock times
Solution Approach 1:
The device employs dynamic mechanisms including a rotatable eccentric element that converts rotational motion to linear motion, and a rod that can both rotate and translate axially. These dynamic components enable fast, precise positioning of the holding device, significantly reducing clock time while maintaining reliability through controlled motion.
Solution Approach 2:
The eccentric element utilizes controlled mechanical motion and vibration to rapidly position the holding device between packaging units. The rotational motion of the eccentric element creates rapid oscillatory movement that translates to fast positioning, achieving high travel speeds required for short clock times.
4Ease of repair
If simple mechanical structure is used, then ease of maintenance is improved, but positioning accuracy may be compromised
Solution Approach 1:
The patent replaces complex electronic control systems with a pure mechanical solution using an eccentric element and rod mechanism. This mechanical substitution achieves positioning accuracy through precise geometric relationships and mechanical constraints, while being easier to maintain due to the simplicity of mechanical components compared to electronic systems.
Solution Approach 2:
The device employs pneumatic or hydraulic elements in the holding device to provide controlled gripping force and positioning. These fluid-based mechanisms offer smooth, precise control while maintaining a relatively simple overall structure that is easy to maintain, balancing positioning accuracy with ease of repair.
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
The device achieves high travel speed, positioning accuracy, and ease of maintenance, while handling diverse packaging formats with reduced clock times and increased productivity.
Implementation Method 1
an eccentric element (9), which is driven in a rotatory manner by a first drive unit (11)... the rod (13) extends through the eccentric element (9) by means of a rod lead-through (19)... the holding device (15) is moved in a first plane, which is perpendicular to the axis of rotation of the eccentric element (9)
Implementation Method 2
a rod (13), which extends through the eccentric element (9) and which is mounted, by means of the rod lead-through (19), in a rotatable manner and in a displaceable manner in the axial direction of the eccentric element (9)
Data Source
AI summary
A transfer device for transferring packaging units has at least one eccentric unit with a rotatably mounted eccentric element, which has a rod lead-through for a rod. The rod is mounted, by means of the rod lead-through, in a rotatable manner and in a displaceable manner in the axial direction of the eccentric element. The transfer device also has a first drive unit for rotating the eccentric element and a second drive unit for displacing the rod. A holding device for receiving packaging units is connected to the rod.