Brake Rotor Damping Insert Locators for Thermal Distortion Control
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Solution Overview
Problem
Conventional brake rotor core tools support friction dampers only on one side, leading to thermal distortion and potential exposure of damper surfaces, which can result in quality issues during the casting process.
Innovation Solution
The design incorporates a plurality of damping insert locators that extend radially from the axis, providing alternating top and bottom support to friction dampers, constraining movement in multiple directions and mitigating thermal distortion by positioning the locators in the vertical plane of the rotor plate with large cutouts that alternate in location.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If friction dampers are supported on only one side by damper locators, then the structure is simple, but thermal distortion occurs and damper surfaces may be exposed during casting
Solution Approach 1:
The damper locator structure is segmented into multiple support points distributed around the circumference of the rotor core tool. Instead of a single continuous support, multiple discrete locator elements provide distributed support to the friction dampers, preventing thermal distortion while maintaining structural simplicity.
Solution Approach 2:
Multiple damper locators are combined into an integrated system that works collectively to support the friction dampers. The locators are positioned at specific circumferential intervals and work in unison to maintain damper positioning accuracy throughout the casting process, preventing both thermal distortion and surface exposure.
2Manufacturing precision
If multiple damping insert locators are added to constrain movement in multiple directions, then manufacturing precision improves, but device complexity increases
Solution Approach 1:
Each damper locator is designed with specific local characteristics - the circumferential spacing and orientation of each locator is optimized for its specific position. This local quality approach allows the system to provide comprehensive constraint without requiring complex overall structure, as each element performs its function efficiently in its local context.
Solution Approach 2:
The solution transitions from one-dimensional single-sided support to two-dimensional multi-directional support by distributing locators around the circumference. This dimensional change enables constraint in multiple directions (radial and circumferential) while maintaining relatively simple individual locator structures, avoiding the need for complex three-dimensional mechanisms.
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 design ensures reliable and efficient production of high-quality friction-damped rotors by preventing deformation and exposure of damping components during the casting process, enhancing the rotor's damping capacity and reducing the likelihood of thermal distortion.
Implementation Method 1
at least one cable comprising a plurality of wires where each of the plurality of wires has a surface in sliding contact with surfaces of adjacent wires of the plurality of wires
Data Source
AI summary
A brake component for a motor vehicle may include a body having an axis, at least one cable comprising a plurality of wires where each of the plurality of wires has a surface in sliding contact with surfaces of adjacent wires of the plurality of wires, and a plurality of damping insert locators. The at least one cable may be embedded within the body concentric with the body about the axis. The plurality of damping insert locators may extend radially away from the axis such that a first instance of the damping insert locators constrains movement of the at least one cable in a first direction, and a second instance of the damping insert locators constrains movement of the at least one cable in a second direction, opposite the first direction.