Single-Drive Shuffling Machine for Synchronous Wheel Operation

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Solution Overview

Problem

Conventional shuffling machines require two independent shuffling motors, leading to asynchronous operation, variable speeds, and inconsistent shuffling outcomes, while being costly.

Innovation Solution

A shuffling machine design where a first and second shuffling wheel are driven synchronously by a single drive member through interconnected transmission assemblies, ensuring simultaneous starting and stopping, and uniform rotation speeds.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If two independent shuffling motors are used, then each card-receiving plate can be driven independently, but asynchronous operation and variable speeds occur resulting in inconsistent shuffling

Engineering Contradiction:
Improveindependent operation of card-receiving platesVSAvoidshuffling consistency
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent merges the drive systems by using a single drive member that simultaneously drives both card-receiving plates through separate transmission assemblies. This ensures synchronized operation and consistent shuffling speeds while maintaining independent plate operation, resolving the contradiction between independent operation and shuffling consistency.

Inventive Principle:
Principle #5Merging (Combining)

2Ease of operation

If two independent shuffling motors are used, then each shuffling wheel can be driven separately, but the cost increases significantly

Engineering Contradiction:
Improveseparate drive capabilityVSAvoidmanufacturing cost
Core Design Contradiction:
Ease of operationVSEase of manufacture

Solution Approach 1:

The patent combines two drive functions into a single drive member that controls both shuffling wheels through separate transmission assemblies. This reduces the number of motors from two to one, significantly lowering manufacturing costs while maintaining the capability to separately drive each card-receiving plate.

Inventive Principle:
Principle #5Merging (Combining)

3Adaptability or versatility

If two independent shuffling motors are used, then each motor can be optimized for its specific task, but the machine weight increases

Engineering Contradiction:
Improvemotor optimizationVSAvoidmachine weight
Core Design Contradiction:
Adaptability or versatilityVSWeight of stationary object

Solution Approach 1:

The patent merges two motor functions into a single drive member, reducing the total motor weight from two motors to one motor. The separate transmission assemblies allow each card-receiving plate to be optimized for its specific shuffling task while sharing the common drive member, thus reducing overall machine weight while maintaining adaptability.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS20250249345A1Shuffling machine
Publication Date: 2025.08.07 WEIXING CHUANGKE(SHENZHEN)TECH CO LTD
  • US20250249345A1 patent drawing
  • US20250249345A1 patent drawing
  • US20250249345A1 patent drawing

AI summary

A shuffling machine pertains to the field of card machine technology, including a housing, a first card-receiving plate, a second card-receiving plate, and a shuffling mechanism. The shuffling mechanism includes a first shuffling wheel, a second shuffling wheel, a drive member, a first transmission assembly, and a second transmission assembly. The first shuffling wheel is arranged on the first card-receiving plate, and the second shuffling wheel is arranged on the second card-receiving plate. Only one drive member is provided, which simultaneously drives the first shuffling wheel and second shuffling wheel to rotate respectively through the first transmission assembly and the second transmission assembly, so as to move playing cards located on the first card-receiving plate towards the first shuffling channel, and playing cards located on the second card-receiving plate towards the second shuffling channel.