Modular Cube Robots for Varied Motion Without Added Blocks
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Solution Overview
Problem
Current robot toys are limited by their stereotypical and monotonous movements, leading to loss of interest among children and teenagers, and require additional blocks for new functions or movements, resulting in high expenses.
Innovation Solution
A modular robot system comprising cube-type unit robots with a central control terminal, step motors, and control units that can be assembled to perform various shapes and functions by assigning unique ID numbers and executing predefined step motor control sequences, allowing for complex movements and customization.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If robot toys are designed with fixed stereotypical movements, then manufacturing and control are simple, but user interest is lost due to monotony
Solution Approach 1:
The robot system is divided into multiple independent cube units, each capable of autonomous movement control. By segmenting the robot into modular units with individual step motors and control units, the system achieves complex collective movements through simple individual components, resolving the contradiction between movement variety and control complexity
Solution Approach 2:
The robot system dynamically adjusts its configuration and movement patterns based on real-time coordination between cube units. Each cube can independently execute step motor control sequences and synchronize with others, enabling the system to adaptively create diverse movements without requiring complex pre-programmed control for each possible configuration
2Adaptability or versatility
If additional blocks are added to robot toys to implement new functions or movements, then functionality increases, but expenses increase significantly
Solution Approach 1:
Each cube unit is designed as a universal module containing a step motor, control unit, and connection interfaces that can perform multiple functions. The same basic cube configuration can achieve different movements and functions by varying the control sequences and coordination patterns, eliminating the need for additional specialized blocks for each function
Solution Approach 2:
The system achieves different functions and movements by changing control parameters such as step motor rotation angles, speeds, and timing sequences rather than by adding physical components. By adjusting these parameters in the control units, the same hardware configuration can produce diverse robotic behaviors
3Productivity
If cube units are assigned unique ID numbers and execute predefined control sequences, then coordinated complex movements are achieved, but control system complexity increases
Solution Approach 1:
Each cube unit autonomously manages its own identification and control sequence execution. The control units independently process their unique ID numbers and execute corresponding predefined sequences without requiring complex external coordination, enabling efficient self-organized collective behavior
Solution Approach 2:
Control sequences are predefined and prepared in advance for each unique ID configuration. This preliminary preparation allows the cubes to quickly execute coordinated movements without real-time complex computation, improving coordination efficiency while keeping the control logic manageable
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 the creation of robots with various forms and movements through simple assembly of cubes, enhancing user interest and creativity, and reducing the need for additional components by adjusting step motor control sequences.
Implementation Method 1
a step motor installed within the housing, and a control unit installed within the housing to control the step motor
Data Source
AI summary
A modular robot system can be formed by assembling a plurality of cube type unit robots. The modular robot system includes N cube type unit robots, wherein: one of the N cube type unit robots serves as a central control terminal, the cube type unit robot serving as the central control terminal assigns a distinguishable ID number to each of the N cube type unit robots; each robot including a cube-shaped housing, a step motor and a control unit installed inside the housing; the housing has one surface including a mounting groove to allow a rotational body rotating by a rotation shaft of the step motor to be mounted therein, and the other surface including a connection groove in the same shape as the mounting groove; and different cube type unit robots can be connected to each other by means of a connection body mounted in the connection groove.