Soil-Processing Roller Torque Distribution
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Solution Overview
Problem
Existing soil-processing rollers exhibit non-uniform weight distribution and suspension characteristics, leading to inconsistent operating behavior due to asymmetrical elastic suspension elements and torque distribution.
Innovation Solution
A soil-processing roller design featuring dual drive transmission elements and roller sleeve connecting elements, arranged at axial distances for uniform torque exertion and suspension, with symmetrical elastic suspension elements and out-of-balance masses for improved soil processing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If a single drive transmission element is used, then the structure is simple, but the torque distribution and suspension characteristics become non-uniform
Solution Approach 1:
The single drive transmission element is segmented into multiple drive transmission elements (first and second) positioned at different axial locations on the roller sleeve. Each element independently transmits torque to the roller sleeve, ensuring uniform torque distribution and consistent suspension characteristics across the entire roller width, thereby resolving the contradiction between structural simplicity and operational consistency.
2Ease of manufacture
If asymmetrical suspension formations are used, then the structure is simpler to manufacture, but the suspension characteristics become non-uniform
Solution Approach 1:
The patent applies asymmetry in a controlled manner by positioning the first and second drive transmission elements and their corresponding roller sleeve connecting elements at specific asymmetric locations along the axial direction. This deliberate asymmetric arrangement ensures that torque is distributed uniformly across the roller sleeve width while maintaining suspension uniformity, balancing manufacturing considerations with operational stability.
3Device complexity
If torque is exerted at a single location, then the drive system is simpler, but the load distribution becomes non-uniform
Solution Approach 1:
The torque transmission is extended from a single-location (one-dimensional) approach to a multi-location approach by distributing drive transmission elements along the axial dimension of the roller sleeve. This dimensional expansion ensures that torque is applied at multiple points across the roller width, creating uniform load distribution while maintaining drive system efficiency.
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
Ensures uniform load distribution and suspension characteristics, enhancing the roller's operational stability and efficiency by evenly distributing torque and weight across the roller sleeve.
Implementation Method 1
The first roller sleeve connecting element (50) is connected to the first drive transmission element (46) by means of a plurality of first elastic suspension elements (48)
Implementation Method 2
An unbalanced drive motor (76) drives an out-of-balance mass (78) arranged in a housing (70) and via this an out-of-balance mass (82) arranged in a further housing (80) into rotation about an out-of-balance axis of rotation
Data Source
AI summary
A soil-processing roller for a soil-processing machine includes a roller sleeve extending longitudinally in the direction of a roller axis of rotation, surrounding the roller axis of rotation, a first drive transmission element connected or connectable such that it can rotate to a rotor region of a roller drive motor for combined rotation about the roller axis of rotation, a first roller sleeve connecting element connected to the first drive transmission element by means of a plurality of first elastic suspension elements and to the roller sleeve for combined rotation about the roller axis of rotation, a second drive transmission element arranged at an axial distance to the first drive transmission element and connected by means of a drive transmission element connection arrangement to the first drive transmission element for torque transmission and a second roller sleeve connecting element connected to the second drive transmission element by means of a plurality of second elastic suspension elements and connected firmly so that it can rotate to the roller sleeve for combined rotation about the roller axis of rotation.