Track Chain Straight Link Connection Assembly
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Solution Overview
Problem
Existing track chain assemblies for undercarriage systems of track type machines face challenges in maintaining structural integrity and load carrying capacity while reducing end play and inventory complexity.
Innovation Solution
The track chain assembly features a plurality of adjacent offset link sets connected through a pin, with a connection assembly forming an endless loop using straight links and a cartridge assembly for pivotable connection, allowing for nested orientation and lubrication to reduce wear and maintain consistency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional offset master links are used to connect track chain ends, then the track chain can form an endless loop, but the structural integrity and load carrying capacity are compromised and inventory complexity increases
Solution Approach 1:
The patent applies universality by designing a straight link that can serve multiple functions: it connects track shoes to the track chain, forms the endless loop at the connection assembly, and maintains structural integrity. This single straight link design replaces the need for separate offset master links, thereby simplifying inventory while preserving load carrying capacity and reliability.
2Adaptability or versatility
If offset link sets with extended portions are used, then the track chain can accommodate wear and maintain flexibility, but the end play increases and structural consistency deteriorates
Solution Approach 1:
The patent applies nesting by placing the straight link within the connection assembly structure, where it is surrounded and supported by the assembly components. This nested configuration allows the straight link to maintain structural consistency while the connection assembly accommodates wear through its design, reducing end play and improving stability.
3Adaptability or versatility
If varied link designs are used for different positions in the track chain, then specific functional requirements can be met, but manufacturing complexity and inventory needs increase
Solution Approach 1:
The patent applies homogeneity by using identical straight links throughout the track chain assembly, including at the connection assembly. This standardized design simplifies manufacturing processes and reduces inventory complexity while the connection assembly design ensures that functional requirements for forming the endless loop and accommodating wear are met, eliminating the need for varied link designs.
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 configuration enhances the structural integrity and load carrying capacity of the track chain assembly, reduces end play, and simplifies inventory by allowing the use of straight links in place of offset master links, thereby reducing machine development time and inventory needs.
Implementation Method 1
adjacent offset link sets connected to each other through a pin provided between oppositely disposed offset links wherein an axis of rotation is defined by the pin
Implementation Method 2
a cartridge assembly for pivotable connection
Data Source
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AI summary
A track chain assembly for an undercarriage system is provided. The track chain assembly includes a plurality of adjacent offset link sets connected to each other through a pin provided between oppositely disposed offset links wherein an axis of rotation is defined by the pin. The track chain assembly also includes a connection assembly coupled to a pair of the plurality of offset link sets. The connection assembly is configured to connect two ends of the track chain assembly together to form an endless loop. The connection assembly includes a first pair of straight links coupled to one of the pair of the plurality of offset link sets. The connection assembly also includes a second pair of straight links coupled to the first pair of straight links and the other of the pair of the plurality of offset link sets.