Oblique-Axis Card Flipper for Parallel Card Feed Paths

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Solution Overview

Problem

Conventional card production systems face inefficiencies in processing multiple card types due to limitations in card feeding mechanisms, particularly in large-scale production where multiple card supplies are needed, leading to delays and reduced processing capacity.

Innovation Solution

A card flipper module with a rotating receptacle system that inverts cards about an oblique axis, allowing for side-by-side arrangement and independent processing of cards, enabling efficient feeding and processing of individual cards along different feed paths, thereby facilitating expansion of card processing capability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If multiple card supplies are used to provide different card types, then card production capacity is improved, but system complexity and processing delays increase

Engineering Contradiction:
Improvecard production capacityVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The card flipper module serves multiple functions: it receives cards from card supplies, inverts cards about an oblique axis, and discharges cards along different feed paths. This multi-functional design allows a single module to handle multiple card types and feed configurations, reducing the need for separate dedicated systems for each card type while maintaining high production capacity

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The card production system is divided into independent card flipper modules that can be arranged side-by-side. Each module operates autonomously to process cards from its own supply, allowing the system to scale by adding modules rather than complicating a single centralized system. This segmentation reduces overall system complexity while maintaining high productivity

Inventive Principle:
Principle #1Segmentation

2Manufacturing precision

If cards are processed sequentially through encoding processes, then processing accuracy is maintained, but processing speed and productivity decrease

Engineering Contradiction:
Improveprocessing accuracyVSAvoidprocessing speed
Core Design Contradiction:
Manufacturing precisionVSProductivity

Solution Approach 1:

The card flipper performs preliminary actions by inverting cards about an oblique axis before they enter the processing devices. This pre-positioning ensures cards are correctly oriented for subsequent encoding and processing operations, maintaining manufacturing precision while enabling smoother, faster card flow through the system without requiring repositioning or rehandling during processing

Inventive Principle:
Principle #10Preliminary action

3Device complexity

If card supplies are arranged in a linear configuration, then system simplicity is maintained, but expansion capability and parallel processing are limited

Engineering Contradiction:
Improvesystem simplicityVSAvoidexpansion capability
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The card flipper module utilizes three-dimensional spatial arrangement by receiving cards along a first feed path and discharging along a second feed path at a different angle. This dimensional transformation enables side-by-side arrangement of multiple modules, allowing parallel processing and system expansion without requiring complex linear extensions. The oblique axis rotation creates efficient use of vertical and lateral space, facilitating modular expansion while maintaining operational simplicity

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

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 solution enhances the efficiency of card production systems by allowing parallel processing of cards, reducing delays caused by encoding processes, and enabling the system to produce card products at a rate limited only by the processing capacity of the card production device.

Implementation Method 1

The motor is configured to drive rotation of the receptacle, the support plane and the card feed axis about the flipping axis. The flipping axis is oblique to the card feed axis and is displaced from the support plane.

Methodology Applied
Scientific EffectRotation about oblique axis:

Data Source

PatentUS11034536B2Card flipper
Publication Date: 2021.06.15 ASSA ABLOY AB
  • US11034536B2 patent drawing
  • US11034536B2 patent drawing
  • US11034536B2 patent drawing

AI summary

A card flipper includes a frame, a receptacle, and a motor. The receptacle is supported by the frame for a rotation about a flipping axis. The receptacle is configured to support a card in a support plane and receive and discharge cards along a card feed axis. The motor is configured to drive rotation of the receptacle, the support plane and the card feed axis about the flipping axis. The flipping axis is oblique to the card feed axis and is displaced from the support plane.