Optical Scanner Control by Ticket Conveyance Speed
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Solution Overview
Problem
Scratch-off lottery tickets are difficult to integrate into electronic or online settings due to their physical nature, limiting scalability and availability of conventional manual interaction.
Innovation Solution
A system with adjustable roller mechanisms and ticket-tracking technology for mechanically processing scratch-off tickets, including adjustable rollers with independent pressure adjustment, encoder rollers for conveyance speed determination, and scanners for automated ticket processing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If manual scratching of physical tickets is used, then players can reveal hidden information, but the system lacks scalability and cannot be integrated into electronic settings
Solution Approach 1:
The patent replaces the manual mechanical scratching action with an automated mechanical scratching system. A scraper mechanism with adjustable pressure and speed parameters automatically removes the coating material from tickets, eliminating the need for manual player interaction while preserving the core function of revealing hidden information. This mechanical automation enables electronic integration and scalability.
Solution Approach 2:
The system creates physical copies of tickets that can be processed through the automated scratching mechanism. Multiple tickets can be scratched simultaneously or in rapid succession, creating scaled versions of the manual process that maintain the original functionality while enabling electronic integration and improved productivity.
2Productivity
If automated mechanical scratching is implemented, then scalability and electronic integration are achieved, but the system complexity increases
Solution Approach 1:
The automated scratching system is divided into distinct functional modules: a ticket feeding mechanism, an adjustable scraper assembly, a coating removal system, and a result detection system. Each module can be independently adjusted and maintained, reducing overall system complexity while maintaining high processing speed and productivity.
Solution Approach 2:
The scraper mechanism incorporates adjustable pressure and speed parameters that can be dynamically modified based on ticket type and coating characteristics. This dynamic adjustability allows the system to handle various ticket formats without requiring complex reconfiguration, balancing productivity with manageable system complexity.
3Manufacturing precision
If uniform pressure is applied during scratching, then the process is simple to control, but the coating may not be evenly removed across different ticket areas
Solution Approach 1:
The scraper assembly is designed with independently adjustable pressure zones that can be tuned to match the specific coating distribution on different ticket areas. This local quality adjustment ensures uniform coating removal across the entire ticket surface, including edges and corners, while maintaining reasonable operational simplicity through standardized adjustment procedures.
Data Source
AI summary
Systems and methods for mechanically processing physical media elements, e.g., automatically scratching scratch-off lottery tickets, may include receiving a batch of tickets at an input chute of a scratching system. Tickets may be serially fed through the scratching system that includes a series of roller scratching mechanisms. Pressure rollers may be individually adjustable to set a pressure of the scratching mechanisms. One or more scanners may obtain information from the tickets before and/or after scratching. A pair of parallel plates may be used to form a feed path to guide tickets through the system. A vacuum manifold may isolate some elements of the system from debris, and remove the debris from the system via negative pressure. One or more presence sensor may detect presence of a current ticket to control operation of feed motors. Various functions or elements of the system may be distributed over a plurality of removable modules.