Self-Coupling Track Clamp for Linear Motion Guide

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Solution Overview

Problem

Existing track clamps for linear guided motion systems are complex, time-consuming, and expensive to assemble, requiring traditional fasteners and resulting in potential movement issues between parts.

Innovation Solution

A self-coupling track clamp that uses deformable protrusions to securely join guide tracks with standard support bases without traditional fasteners, allowing for quick and easy assembly using tools like a soft-headed mallet or cross-head rollers.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional fasteners are used to couple track clamps to support bases, then the connection is secure, but the assembly process becomes time-consuming and complex

Engineering Contradiction:
Improveconnection securityVSAvoidassembly time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent removes traditional fasteners (screws, bolts, rivets) from the coupling system entirely. The track clamp uses a fastenerless design where the clamp body directly engages with the support base through friction-fit and deformation mechanisms, eliminating the need for separate fastening components and their associated assembly steps.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The track clamp performs its own fastening function through self-deforming protrusions that automatically secure the clamp to the support base during installation. The deformation process creates a self-locking mechanism that secures the connection without requiring external fasteners or complex assembly procedures.

Inventive Principle:
Principle #25Self-service

2Reliability

If traditional fasteners are used to couple track clamps, then the connection is reliable, but the manufacturing process becomes more elaborate and expensive

Engineering Contradiction:
Improveconnection reliabilityVSAvoidmanufacturing complexity
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The invention extracts and eliminates multiple fastener components (screws, bolts, rivets, washers) from the assembly, reducing the total part count and simplifying the manufacturing process. The track clamp becomes a single integrated component that performs both clamping and fastening functions.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent merges the functions of the track clamp and fastener into a single integrated component. The clamp body incorporates self-deforming protrusions that perform both the clamping function (holding the track) and the fastening function (securing to the support base), eliminating the need for separate fastener components.

Inventive Principle:
Principle #5Merging (Combining)

3Reliability

If traditional fasteners are used, then the connection is secure, but the structural integrity is reduced due to drilled or tapped holes in the guide track

Engineering Contradiction:
Improveconnection securityVSAvoidstructural integrity
Core Design Contradiction:
ReliabilityVSStrength

Solution Approach 1:

The invention removes the need for drilled or tapped holes in the guide track by eliminating traditional fasteners. The fastenerless coupling mechanism secures the track clamp to the support base through friction and deformation without creating holes that would compromise the track's structural integrity.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent replaces the mechanical fastening system (screws, bolts requiring holes) with a deformation-based securing mechanism. The self-deforming protrusions create a friction-fit and cold-weld effect that secures the connection without penetrating or drilling the guide track, thereby preserving its structural strength.

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

4Reliability

If fasteners are used to couple track clamps, then the connection is secure, but the inventory requirements and manufacturing costs increase

Engineering Contradiction:
Improveconnection securityVSAvoidparts inventory
Core Design Contradiction:
ReliabilityVSQuantity of substance

Solution Approach 1:

The invention extracts and eliminates multiple fastener components (screws, bolts, rivets, washers, nuts) from the assembly, reducing the total part count. The track clamp becomes a single integrated component that performs both clamping and fastening functions, significantly reducing inventory requirements.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent merges the functions of the track clamp and fastener into a single integrated component. This consolidation reduces the number of separate parts that need to be manufactured, stored, and managed in inventory, while maintaining secure connection functionality.

Inventive Principle:
Principle #5Merging (Combining)

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

This solution reduces manufacturing costs, simplifies assembly, enhances structural integrity, and provides a secure fastener-free coupling, eliminating the need for drilled holes and reducing assembly time while maintaining compatibility with various support bases.

Implementation Method 1

deformable protrusions are used to form a durable interconnection with guided motion support bases. In one embodiment of the invention track clamps have protrusions that deform upon press-fit coupling with a support base. Deformation of the track clamp protrusions securely joins the track clamp to the support base without the use of traditional fasteners.

Methodology Applied
Scientific EffectDeformation: Deformation

Data Source

PatentUS9103371B2Self-coupling track clamp for securing a linear motion guide track to a support base without the use of fasteners, and methods for implementing same
Publication Date: 2015.08.11 BISHOP WISECARVER CORP
  • US9103371B2 patent drawing
  • US9103371B2 patent drawing
  • US9103371B2 patent drawing

AI summary

A track clamp for coupling linear motion guide tracks with standard linear motion support bases without the use of fasteners comprises a clamp body having a plug portion and an outwardly-opening guide track-receiving channel, the plug portion having outwardly-extending deformable protrusions on its outer surfaces that, upon insertion of the plug portion into a selected slot of a support base, deform upon engagement with the slot thereby securing the plug portion in the slot, the track-receiving channel holding a linear motion guide track. In one embodiment upwardly-extending clamp arms formed in the plug portion by the guide track receiving channel deflect inwardly upon insertion of the plug portion into the selected slot thereby clamping the guide track in the channel.