Unitary Machined Model Vehicle Sections for Rapid Assembly

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Solution Overview

Problem

The creation of full-size, dimensionally accurate model vehicles is a laborious and costly process, requiring numerous individual components and extensive man and machine hours, even with digital data-based modeling techniques.

Innovation Solution

A streamlined method using low-cost, high-strength materials to form model vehicle components, where a reduced number of large sections are unitarily machined and assembled, with a base structure that eliminates the need for significant bracing or layering, and specialized fasteners for interlocking sections.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If digital data-based modeling techniques are used to create model vehicle components, then manufacturing precision is improved, but device complexity and loss of time increase due to requiring numerous individual components and extensive assembly

Engineering Contradiction:
Improvedimensional accuracyVSAvoidnumber of individual components
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent merges multiple individual model vehicle components (hood, roof, deck lid, pillars, doors, fenders, quarter panels, etc.) into fewer integrated sections. Each section is unitarily machined from a single block of material, combining what would traditionally be multiple separate components into one piece, thereby reducing assembly complexity while maintaining dimensional accuracy through CNC machining

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent segments the model vehicle into a limited number of large sections (e.g., dividing the vehicle body into front, middle, and rear sections, or left and right sides). This segmentation reduces the total number of components compared to traditional methods while still allowing modular construction and assembly, balancing complexity reduction with manufacturing flexibility

Inventive Principle:
Principle #1Segmentation

2Ease of manufacture

If traditional clay modeling techniques are used, then ease of manufacture is improved for conceptual models, but manufacturing precision and duration of action worsen due to time consumption and skill requirements

Engineering Contradiction:
Improveconceptual modeling easeVSAvoiddimensional accuracy
Core Design Contradiction:
Ease of manufactureVSManufacturing precision

Solution Approach 1:

The patent replaces manual clay modeling techniques with automated CNC (computer numerical control) machining. The CNC machines automatically machine the model sections from solid blocks of material based on digital CAD data, eliminating the need for manual sculpting skills while achieving high dimensional accuracy and consistency that cannot be obtained through traditional clay modeling

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Adaptability or versatility

If numerous individual components are assembled to form the model vehicle, then adaptability is improved for modifying individual parts, but productivity worsens due to extensive man and machine hours required for assembly

Engineering Contradiction:
Improvecomponent modification flexibilityVSAvoidassembly time
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The patent combines multiple small components into fewer large integrated sections that are unitarily machined. This reduces the number of assembly operations required significantly, improving productivity. The integrated sections can still be modified by remachining the entire section if design changes are needed, maintaining adaptability while reducing assembly time

Inventive Principle:
Principle #5Merging (Combining)

4Reliability

If a multi-piece base platform is constructed, then reliability is improved for supporting model components, but device complexity and loss of time increase due to requiring multiple base components and bracing

Engineering Contradiction:
Improvebase support stabilityVSAvoidbase platform structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent merges multiple base platform components into a single unitary base structure that is machined from one piece of material. This eliminates the need for separate base pieces and bracing elements, reducing device complexity while maintaining the structural stability and support reliability needed for mounting model vehicle sections

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS8713774B2System and method of rapid model vehicle construction
Publication Date: 2014.05.06 HONDA MOTOR CO LTD
  • US8713774B2 patent drawing
  • US8713774B2 patent drawing
  • US8713774B2 patent drawing

AI summary

Systems and methods of rapid model vehicle construction. The invention substitutes large and unitary model vehicle sections for the greater number of individual model vehicle components used in known model vehicle construction techniques. Further, substantially the entire exterior of a model vehicle is created from the collective non-machined or substantially non-machined exterior portions of interlocked model vehicle sections.