Compact Length Measuring System Mounting Device
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Solution Overview
Problem
Existing mounting devices for length measuring systems on machine parts are not optimized for minimal structural size while ensuring stability and efficient longitudinal guidance.
Innovation Solution
A mounting device with a basic body and retainer system that provides stable clamping and longitudinal guidance using a steadying device and adjusting element, featuring a recess for fixed rotation and a retention mechanism with a hook-like protrusion for secure attachment of the scale housing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Volume of moving object
If a mounting device with minimal structural size is used, then space is saved, but the stability of the length measuring system may be compromised
Solution Approach 1:
The mounting device is segmented into functionally distinct components: a basic body for mounting, a retainer for clamping the scale housing, and a steadying device for positioning. This segmentation allows each component to be optimized for its specific function while maintaining overall compactness and stability.
Solution Approach 2:
Multiple functions are merged into single components: the basic body integrates mounting features, guidance surfaces, and structural support; the retainer combines clamping and longitudinal guidance functions; the steadying device integrates positioning and stabilization. This merging reduces the total number of parts and minimizes structural size while maintaining stability.
2Measurement precision
If the retainer is designed with complex guidance features for fixed rotation, then longitudinal guidance precision is improved, but device complexity increases
Solution Approach 1:
Guidance precision is achieved through local geometric features rather than complex mechanisms: guide faces with specific orientations, a recess with precisely positioned surfaces, and a hook with defined engagement geometry. These localized geometric qualities provide fixed rotation guidance without adding overall device complexity.
Solution Approach 2:
The retainer's hook and the basic body's recess are designed to automatically establish fixed rotation guidance when assembled. The geometric features self-align and self-constrain the retainer's motion, eliminating the need for additional adjustment mechanisms or complex control systems.
3Reliability
If the retainer uses a hook for positive locking, then attachment reliability is improved, but manufacturing complexity increases
Solution Approach 1:
Instead of designing a complex locking mechanism that actively secures the retainer, the solution uses a passive hook-recess configuration where the retainer's hook simply engages with the basic body's recess. The reliability comes from the geometric interlocking rather than active locking components, simplifying manufacturing.
Solution Approach 2:
The hook and recess are designed as simple, easily manufacturable features that can be produced through standard machining or molding processes. The simplicity of these features makes them cost-effective and easy to manufacture, while still providing reliable positive locking functionality.
Data Source
AI summary
A mounting device for mounting a length measuring system extending in a measurement direction, the mounting device including a basic body, a steadying device attached to the basic body and a retainer attached to the basic body. A length measuring system that extends in a measurement direction is fixable on the basic body by clamping between the steadying device and the retainer, wherein the basic body and the retainer are embodied for guiding the retainer on the basic body longitudinally in a manner fixed against relative rotation in a direction of the steadying device by an adjusting element.