Metal Bar Loading Device with Dynamic Positioning
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Solution Overview
Problem
Existing metal bar loading systems for processing machines face difficulties in automatically picking up bars of varying diameters and lengths from containers, leading to inefficient loading and the need for manual intervention due to uneven distribution and varying container shapes, especially when the bar level is low.
Innovation Solution
A method and device that adjust the pick-up position and sequence based on real-time load conditions by estimating the volume and height of metal bars in containers, using magnetic or gripper loading means and movement mechanisms to optimize bar retrieval across the container's width, and provide load threshold adjustments for automatic operation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If the feed trolley uses containers of the same size for bars with different diameters, then the device structure is simplified, but the initial quantity of bars varies for each bundle requiring constant manual control and intervention
Solution Approach 1:
The patent applies dynamics by making the container dimensions adjustable rather than fixed. The container width can be modified to match the specific diameter of the bars being processed, allowing the system to adapt to different bar sizes without manual intervention. This dynamic adjustment capability resolves the contradiction by maintaining simple container design while eliminating the need for constant manual control of bar quantities.
Solution Approach 2:
The patent changes the parameter of container width to match different bar diameters. By adjusting the container width parameter according to the specific bar size being processed, the system optimizes the initial quantity of bars in each container, eliminating variations in bar consumption across different bundles and removing the need for manual intervention.
2Volume of moving object
If the container has a triangular shape with progressive reduction in width, then space utilization is improved, but bar distribution becomes uneven making automatic pick-up difficult when bar level is low
Solution Approach 1:
The patent applies dynamics by making the loading means positionable at different locations along the container width. As bars are consumed and the level drops, the loading means can dynamically adjust its position to access bars effectively regardless of the triangular container shape, maintaining automatic pick-up efficiency while preserving the space-efficient triangular design.
Solution Approach 2:
The patent implements feedback through a control unit that monitors bar consumption and automatically adjusts the loading means position. This feedback mechanism ensures that the loading means remains optimally positioned relative to the remaining bars, solving the problem of uneven distribution in triangular containers while maintaining high space utilization.
3Device complexity
If the loading means remains in the same relative position with respect to the trolley and container, then the device structure is simplified, but bar pick-up becomes difficult when bar level is greatly reduced
Solution Approach 1:
The patent resolves this contradiction by making the loading means positionable along the container width rather than fixed. This dynamic positioning capability allows the loading means to adapt to varying bar levels without requiring complex redistribution mechanisms, maintaining both device simplicity and high productivity throughout the bar consumption cycle.
Solution Approach 2:
The patent implements self-service through automatic control that adjusts the loading means position based on bar consumption levels. The system automatically compensates for decreasing bar levels without manual intervention, maintaining pick-up efficiency while keeping the positioning system relatively simple through automated control logic.
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
Ensures efficient and automatic loading of metal bars without manual redistribution, maintaining efficient pick-up even as the bar level depletes, with real-time monitoring and alerts for operator intervention when necessary.
Implementation Method 1
first magnetic means which separates from a bundle an end segment of a plurality of bars and disposes said end segments on a plane raised with respect to the bundle, and second magnetic means which picks up, from the first magnetic means, one bar at a time from the plurality of bars
Data Source
Figure 1
Figure 2~4
AI summary
Method and device (10) for loading metal bars (11) to a processing machine using loading means (13, 15, 16). The metal bars (11) are disposed in respective bundles contained separately in relative containing means (12). The method comprises at least a first set-up step, in which data relating to the weight of the bundles and the parameters of size of the metal bars (11) are inserted; a second processing step, in which the load condition, in terms of occupied volume, of the relative containing means (12) of the metal bars (11) is estimated; and a third pick-up step, in which, according to the estimated load condition, the containing means (12) and the loading means (13, 15, 16) are moved with respect to each other, by relative movement means (17), so as to condition the relative pick-up position between the upper layer, or level, of the metal bars (11) and the loading means (13, 15, 16).