Stud Plate Connector Cam Alignment for Precise Lumber Placement

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Solution Overview

Problem

Conventional construction techniques are inefficient, manual, and prone to misalignment in residential, commercial, and industrial building construction, particularly in the placement and alignment of studs within wall frames.

Innovation Solution

A stud plate connector (SPC) system with a base plate featuring cam slots and cam-followers, grippers, and actuators that allow for precise and automated placement of studs on wood panels, adjusting for misalignment and bonding them together using a bonding device.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If conventional manual construction techniques are used for stud placement, then human input and flexibility are maintained, but misalignment and imprecision occur due to bends in wood panels

Engineering Contradiction:
Improvestud placement precisionVSAvoidmanual operation complexity
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The stud plate connector system performs self-alignment through its cam mechanism that automatically adjusts to accommodate bends and variations in the wood panel, eliminating the need for manual alignment adjustments by workers

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical alignment operations with an automated cam-follower mechanism that mechanically self-adjusts to panel irregularities, substituting human skill with a reliable mechanical system

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

2Productivity

If automated stud placement systems are implemented, then precision and efficiency are improved, but system complexity and cost increase

Engineering Contradiction:
Improveconstruction speedVSAvoidconnector system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The connector system is divided into distinct functional components: cam mechanism for alignment, grippers for holding, and bonding device for attachment. This segmentation allows each component to be optimized independently while maintaining overall system efficiency

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The stud plate connector system is designed to handle multiple functions within a single device: it grips the stud, aligns it automatically, positions it precisely, and bonds it to the panel, replacing multiple separate operations with one universal connector

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

3Adaptability or versatility

If rigid fixed-position connectors are used, then structural stability is maintained, but adaptability to misalignment and varying lumber sizes is reduced

Engineering Contradiction:
Improveaccommodation of misalignmentVSAvoidconnector position stability
Core Design Contradiction:
Adaptability or versatilityVSStability of the object's composition

Solution Approach 1:

The cam mechanism in the connector is designed to be dynamic, allowing the connector position to adjust automatically within the cam slot to accommodate misalignment and varying lumber sizes, while still providing stable bonding once positioned

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12420446B2Systems and methods for stud plate connector movement
Publication Date: 2025.09.23 BOTBUILT INC
  • US12420446B2 patent drawing
  • US12420446B2 patent drawing
  • US12420446B2 patent drawing

AI summary

Systems and methods for a stud plate connector are disclosed. The system can include a base plate having a first cam slot and a second cam slot, where the second cam slot is approximately a mirror image of the first cam slot. The system can include a first upper cam-follower located within the first cam slot. The system can include a second upper cam-follower located within the second cam slot, where the first and second cam-followers hold opposite sides of a first lumber and move the first lumber to contact a second lumber. The system can include a first lower gripper and a second lower gripper for holding the second lumber in a perpendicular direction with respect to the first lumber. The system can include a bonding device located before to the first and second lumber, where the bonding device bonds the first and second lumber together.