Front Loader Attaching Structure with Biasing Lock Bar
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Solution Overview
Problem
The existing attaching-detaching structures for front loaders on vehicles, such as tractors, are cumbersome and require complex operations, including hydraulic alignment and pin insertion, making the process time-consuming and labor-intensive.
Innovation Solution
A simplified attaching-detaching structure featuring a thumb member and a lock bar mechanism that allows easy engagement and release with the vehicle's main frame, utilizing a detent mechanism and biasing forces to facilitate quick attachment and detachment without the need for hydraulic operations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a complex hydraulic alignment and pin insertion system is used for attaching the front loader, then the engagement reliability is improved, but the operation complexity and time required increase significantly
Solution Approach 1:
The attaching-detaching structure is divided into independent functional components: the engaging member for connection, the regulating member for movement control, and the biasing member for force application. This segmentation allows each component to perform its specific function simply, reducing overall operation complexity while maintaining engagement reliability through dedicated functional elements.
Solution Approach 2:
The biasing member automatically applies force to the engaging member to regulate its movement between engagement and release positions without requiring external hydraulic control. This self-service mechanism eliminates complex hydraulic alignment operations while ensuring reliable engagement through the automatic regulating action of the biasing member.
2Stability of the object's composition
If a complex hydraulic alignment and pin insertion system is used for attaching the front loader, then the connection stability is improved, but the time required for attachment increases
Solution Approach 1:
The biasing member is pre-configured to automatically regulate the engaging member's movement toward the engagement position before the actual attachment occurs. This preliminary action eliminates the need for time-consuming hydraulic alignment operations, allowing the engaging member to naturally move into the correct position and maintain connection stability through the pre-applied biasing force.
Solution Approach 2:
The complex hydraulic alignment system is replaced with a simple mechanical biasing member that uses elastic force to regulate the engaging member's movement. This substitution maintains connection stability through the mechanical biasing force while dramatically reducing attachment time by eliminating hydraulic operations.
3Manufacturing precision
If manual pin insertion and hydraulic operations are used for attaching the front loader, then the engagement precision is improved, but the labor intensity increases
Solution Approach 1:
The biasing member automatically regulates the engaging member's movement to the precise engagement position without requiring manual pin insertion or hydraulic operations. This self-service mechanism maintains engagement precision through the controlled biasing force while significantly reducing labor intensity by eliminating manual and hydraulic operations.
Solution Approach 2:
The manual pin insertion and hydraulic operation systems are replaced with a simple mechanical biasing member that uses elastic force to achieve precise engagement. This substitution maintains engagement precision through the regulated biasing force while reducing labor intensity by eliminating manual and hydraulic operations.
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 significantly reduces the time and effort required for attaching and detaching front loaders, eliminating the need for complex hydraulic operations and allowing for smoother alignment and attachment processes.
Implementation Method 1
a biasing member that biases the engaging member in the release direction to the release position from the engagement position
Data Source
AI summary
A readily attaching-detaching structure of a front loader that can make the attaching and detaching work to a vehicle body easier, a front loader, and a work vehicle. The attaching-detaching structure of a front loader is provided with a first retained member that is on either a main frame on a vehicle body or a sub-frame that supports a boom; a second retained member on the other of the main frame or the sub-frame; a first retaining member that retains the first retained member and is on the side opposite of the first retained member; a second retaining member that retains the second retained member and is on the side opposite to the second retained member; a first guiding member that guides the first retained member to the first retaining member when the sub-frame is mounted on the main frame; and a second guiding member that guides the second retained member to the second retaining member when the sub-frame is mounted on the main frame.