Excavator Lip Adapter with Stabilizers for Wear Reduction

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Solution Overview

Problem

The frequent replacement of wear components in material handling implements is costly and time-consuming due to the various loads they endure during operations.

Innovation Solution

An adapter mounting system with enhanced service life is introduced, which includes a forward stabilizer and rear stabilizers to securely attach the adapter to the material handling implement, thereby reducing lateral movement and wear.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Duration of action of stationary object

If wear components are used to protect the material-engaging lip, then the service life of the lip is extended, but the wear components themselves are subjected to various loads and require frequent replacement

Engineering Contradiction:
Improveservice life of material-engaging lipVSAvoidservice life of wear component
Core Design Contradiction:
Duration of action of stationary objectVSReliability

Solution Approach 1:

The wear protection system is divided into multiple segments: the stationary material-engaging lip, the replaceable wear component, and the innovative adapter with stabilizers. This segmentation allows the lip to remain protected while the wear component and adapter can be replaced as a unit when worn, extending the overall system service life.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The adapter acts as an intermediary between the material-engaging lip and the wear component. It provides a stable mounting interface with stabilizers that engage both the lip and the wear component, distributing loads more effectively and reducing the frequency of replacements.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If wear components are securely attached to withstand various loads, then the reliability of material handling improves, but the complexity of the mounting system increases

Engineering Contradiction:
Improveattachment reliability under loadVSAvoidmounting system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The mounting system is segmented into the adapter body and separate stabilizer components. The stabilizers are designed as distinct elements that can be attached to the adapter, providing enhanced load distribution without requiring a completely complex integrated structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The stabilizers extend laterally from the adapter in a direction perpendicular to the main mounting axis. This dimensional addition provides extra engagement points with the material-engaging lip, creating a more stable attachment that resists multi-directional loads without significantly increasing overall system complexity.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS20250092644A1Adapter to excavator lip mounting with enhanced service life
Publication Date: 2025.03.20 BLACK CAT WEAR PARTS LTD
  • US20250092644A1 patent drawing
  • US20250092644A1 patent drawing
  • US20250092644A1 patent drawing

AI summary

A wear component assembly can include a forward stabilizer attached to a forward end of a material handling implement lip, the forward stabilizer including inwardly facing abutment surfaces to engage respective outwardly facing abutment surfaces formed in an adapter. A wear component assembly can include a rear stabilizer attached to a rear fitment pad of a material handling implement lip, the rear stabilizer including inwardly facing abutment surfaces to engage respective outwardly facing abutment surfaces formed in a leg of an adapter. A wear component assembly can include a fastener abutment attached to a side of a material handling implement lip at a forward end of a fastener opening, and a fastener assembly extending through the fastener opening to thereby secure an adapter to the material handling implement lip.