Skid Steer Tree Grubber with Hydraulic Claw Adjustment
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Solution Overview
Problem
Current equipment lacks an efficient and easily interchangeable implement for skid steers to effectively rip soil and uproot vegetation such as trees and shrubs, particularly in tight spaces and difficult terrain.
Innovation Solution
A tree grubber implement with a mounting plate, arm, and foot structure that attaches to standard coupling mechanisms on skid steers, utilizing hydraulic actuators to adjust the angle and position of claws for effective soil raking, scraping, and uprooting vegetation, while being compact and affordable.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a tree grubber implement is designed for skid steer attachment, then vegetation removal capability is improved, but device complexity increases
Solution Approach 1:
The tree grubber implement is divided into distinct functional segments: a mounting plate for attachment, an arm for positioning, and a foot with replaceable claws for ground engagement. This segmentation allows each component to be optimized independently while maintaining overall functionality, resolving the contradiction by making the complex implement modular and manageable.
Solution Approach 2:
The implement is designed with universal compatibility features, including a mounting plate that interfaces with standard skid steer coupling mechanisms and an arm structure that can accommodate different foot configurations. This multi-functionality allows the same basic structure to perform various vegetation removal tasks, improving adaptability without proportionally increasing complexity.
2Ease of operation
If hydraulic actuators are added to adjust claw angle and position, then operational effectiveness is improved, but device complexity increases
Solution Approach 1:
Hydraulic actuators are integrated into the arm and foot mechanisms to provide powered adjustment of claw angle and position. This hydraulic system enables precise control of the digging and uprooting action, significantly improving ease of operation. The complexity is managed by using standard hydraulic components that interface with the skid steer's existing hydraulic system.
3Volume of moving object
If the implement is designed for compact size to fit tight spaces, then maneuverability is improved, but structural integrity may worsen
Solution Approach 1:
The arm is designed with articulated joints that allow dynamic adjustment of the implement's configuration. This dynamic structure enables the implement to adapt its shape and reach, maintaining structural integrity through controlled movement while fitting into tight spaces. The joints provide mechanical advantage that preserves strength despite the compact, flexible design.
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
Enables efficient and maneuverable removal of trees and shrubs in tight spaces with improved structural integrity and cost-effectiveness, leveraging the power and versatility of skid steer machinery.
Implementation Method 1
utilizing hydraulic actuators to adjust the angle and position of claws
Data Source
AI summary
A tree grubber implement for secure releasable attachment to a powered mobile vehicle such as skid steer includes a mounting plate having a configuration for attachment to the vehicle, an arm having a proximate end coupled to the mounting plate, and a foot coupled at an angle to a distal end of the arm. The foot has at least two spaced apart claws extending substantially downwardly and inwardly toward the vehicle.