Tyre Sensing Device Angular Alignment via Tape Support
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Solution Overview
Problem
Existing methods for applying sensing devices to tires lack optimal repeatability and precise angular alignment, which affects the accuracy of measurements such as temperature, deformation, and acceleration, particularly at the tread band where stress is highest.
Innovation Solution
A method and station that utilize a tape-shaped support with sensing devices removably fixed, a handling device with predetermined angular relations, and a positioning system to ensure precise angular orientation of the sensing device relative to the tire's equatorial plane, ensuring correct alignment and attachment within predetermined geometric tolerances.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If a sensing device is applied to the inner surface of the tyre without a positioning system, then the application process is simple, but the angular alignment and repeatability are poor
Solution Approach 1:
The patent applies preliminary action by pre-positioning the sensing device on a support structure with predetermined angular orientation before application to the tyre. The support structure is designed with features that ensure correct angular alignment is established in advance, eliminating the need for complex real-time positioning adjustments during tyre application.
Solution Approach 2:
The patent introduces an intermediary support structure that mediates between the sensing device and the tyre. This support structure serves as a positioning platform with predetermined angular orientation, allowing the sensing device to be correctly aligned relative to the tyre equatorial plane without requiring complex direct positioning mechanisms.
2Measurement precision
If the sensing device is not precisely aligned with the tyre equatorial plane, then the application process is faster, but the measurement accuracy of acceleration components is reduced
Solution Approach 1:
The patent implements preliminary action by pre-establishing the correct angular orientation of the sensing device on the support structure before application to the tyre. This predetermined positioning ensures that when the sensing device is applied to the tyre inner surface, it automatically achieves the correct alignment with the equatorial plane, eliminating the need for time-consuming alignment adjustments during application.
3Productivity
If a tape-shaped support with multiple sensing devices is used, then the productivity increases, but the complexity of ensuring uniform angular orientation for all devices increases
Solution Approach 1:
The patent applies segmentation by using a tape-shaped support structure that can be divided into multiple segments, each carrying a single sensing device. This segmentation allows multiple sensing devices to be applied independently while maintaining uniform angular orientation, as each segment can be positioned and oriented separately along the tape structure.
Solution Approach 2:
The patent implements universality by designing a universal support structure (tape-shaped support) that can accommodate multiple sensing devices with different characteristics while maintaining uniform angular orientation. The support structure serves multiple functions: it positions devices, maintains angular alignment, and enables batch processing of multiple devices simultaneously.
Data Source
AI summary
A method and a related station for applying a sensing device to a tyre are described. A tape-shaped support with removably fixed sensing devices is advanced, to feed the sensing devices in sequence. A handling device is then rigidly coupled to a sensing device, maintaining at least a portion of an adhesion surface of the sensing device removably fixed to a support. The sensing device is then completely separated from the support, taken away by the handling device, and applied to an inner surface of a tyre by the handling device.