Metal Bar Feeding with Intermediate Buffer for Controlled Transverse Loading
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Solution Overview
Problem
Existing systems for feeding metal bars to machining and treatment machines, such as cutting and bending machines, face challenges in efficiently and reliably loading bars in a controlled number, particularly when loading in a direction transverse to the bar's longitudinal axis, which affects precision and efficiency.
Innovation Solution
A system comprising a magazine with compartments for organizing bars by length, diameter, and material, a handling and counting machine with a pick-up device using a rotary drum and magnetic elements, and an intermediate compartment for orderly feeding of bars to the machine, ensuring controlled and precise transverse loading.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Area of stationary object
If metal bars are fed in a transverse direction to the operating machine, then space requirements are reduced and positioning is simplified, but controlling the number of bars fed becomes more difficult and reliability decreases
Solution Approach 1:
The system divides the feeding process into distinct functional segments: the magazine stores bars in organized compartments, the pick-up device extracts bars individually or in controlled groups, the counting device verifies the number, and the intermediate compartment delivers them to the machine. This segmentation allows each component to specialize in one aspect of the feeding process, ensuring reliable control even in transverse feeding configurations.
Solution Approach 2:
The intermediate compartment acts as an intermediary between the pick-up device and the operating machine. It receives bars from the pick-up device, allows for verification of the correct number via the counting device, and then delivers them to the machine. This intermediary structure provides a control point that ensures the correct number of bars are fed reliably, resolving the contradiction between space efficiency and feeding reliability.
2Ease of operation
If metal bars are fed in a transverse direction to the operating machine, then positioning of bars is simplified, but precision and efficiency of loading decrease
Solution Approach 1:
The magazine pre-organizes bars in compartments according to length, diameter, and material characteristics before the feeding process begins. The pick-up device is pre-configured with the appropriate number of pick-up elements corresponding to the desired batch size. This preliminary organization and configuration enable rapid, precise, and efficient loading in transverse direction without compromising positioning ease or productivity.
Solution Approach 2:
The pick-up device incorporates movable pick-up elements that can be dynamically adjusted or activated based on the required number of bars. The system can adapt its configuration to feed different quantities of bars efficiently, maintaining high productivity while preserving the simplicity of transverse positioning. The dynamic nature of the pick-up mechanism allows optimization for different loading scenarios.
3Measurement precision
If a controlled number of bars is fed sequentially to the machine, then precision of feeding is improved, but the complexity of the feeding system increases
Solution Approach 1:
The counting device and the feeding mechanism are merged into an integrated system. The counting function is combined with the delivery mechanism in the intermediate compartment, allowing verification of the bar number to be performed as part of the feeding process rather than as a separate operation. This merging reduces overall system complexity while maintaining precise control over the number of bars fed.
Solution Approach 2:
The system incorporates self-verification capabilities where the counting device automatically verifies the number of bars before delivery to the machine. The magazine's compartmentalized structure self-organizes bars by characteristics, and the pick-up device self-configures to extract the correct number. These self-service features provide precise feeding control without requiring complex external control systems.
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 efficient, reliable, and precise feeding of metal bars to machines, reducing entanglement and improving operational efficiency by allowing for controlled and sequential loading, thus enhancing the machines' performance and reducing space requirements.
Implementation Method 1
a pick-up device (6, 6'), comprising a rotary drum (6) having a magnetic element (10) which picks up the bars one at a time from the bundle
Data Source
Figure 1
Figure 2~5
Figure 6~7
AI summary
Described herein is a system for feeding metal bars in a given controlled number to an operating machine, which comprises, set between the magazine (20) and the machine (1) for handling and counting the bars, an intermediate compartment (24), accumulated in which is a number of bars that is equal to a multiple of the maximum number of bars that can be handled by the operating machine in a single cycle, with a multiplying factor comprised between 2 and 20.