Modular Gear Actuator with Universal Shift Finger
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Solution Overview
Problem
Existing transmission actuators are individually tailored to specific transmissions, making retrofitting complex and expensive, and requiring complex warehousing due to their specificity.
Innovation Solution
A generic transmission actuator with a modular design, featuring a shift finger mounted on a shifter shifter and a locking mechanism, allowing for adaptable shifting paths and easy assembly from standard components, and an adapter for compatibility with various transmissions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If transmission actuators are individually tailored to specific transmissions, then they can achieve precise fitting and reliable operation, but it leads to complex warehousing and high costs when retrofitting different transmission types
Solution Approach 1:
The shift finger is designed with a universal mounting structure that can adapt to different transmission types through adjustable positioning. The linear guide and mounting plate configuration allows the same actuator design to serve multiple transmission models, eliminating the need for individual tailoring while maintaining reliable operation.
2Reliability
If transmission actuators are individually tailored for each transmission type, then optimal performance is achieved, but retrofitting becomes complex and expensive
Solution Approach 1:
The actuator is divided into modular components including the shift finger, linear guide, mounting plate, and detent mechanism. This segmentation allows independent adjustment and replacement of parts to suit different transmission types without redesigning the entire actuator, facilitating easy retrofitting while maintaining operational reliability.
3Device complexity
If a generic transmission actuator design is used, then warehousing and logistics are simplified, but adaptability to different transmission types must be ensured
Solution Approach 1:
The shift finger incorporates adjustable positioning mechanisms and movable mounting points that allow dynamic adaptation to different transmission configurations. The linear guide enables adjustable travel paths, and the detent mechanism can be repositioned to match various gear shift patterns, ensuring transmission compatibility while maintaining a generic actuator design.
4Stability of the object's composition
If the shift finger is rigidly fixed to the shifter, then structural stability is improved, but adaptability to different shifting paths is reduced
Solution Approach 1:
The shift finger is mounted on a linear guide that allows controlled movement and adjustment while maintaining structural stability during operation. The mounting plate provides stable attachment points, and the detent mechanism with spring-loaded detent bolt ensures secure positioning at specific locations while allowing repositioning for different shifting paths.
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 the use of a single transmission actuator across different types of transmissions, reducing complexity and costs in warehousing and logistics, while ensuring robustness and ease of assembly.
Implementation Method 1
a locking contour, with a sliding piece, in particular the gear sliding piece, has a prestressed locking bolt which cooperates with the locking contour for locking the shift finger in a predetermined position in the gear shift working direction
Implementation Method 2
The locking bolt is biased, for example, with a spring that pushes it out of the gear shifting piece
Data Source
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AI summary
The invention relates to a gear actuator for shifting a gear, with an alley switch actuator (12), a gear switch actuator (14) and a shift finger (36), which can be moved by an alley switch actuator (12) and a gear switch actuator (14) for the purpose of transferring a switching movement to the gear. An alley switch sliding element (34), connected with the alley switch actuator (12) and a gear switch sliding element (32), connected with the gear shift actuator (14), are provided according to the invention. The shift finger (36) is supported movably at the alley switch sliding element (34) and at the gear switch sliding element (32).