Electric Motor Segmented Housing for Flexible Variant Production
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Solution Overview
Problem
Current electric motor manufacturing processes are costly and lack flexibility in producing variants with different functionalities while maintaining a consistent interface for series production.
Innovation Solution
The electric motor design features a housing part with a laminated stator core, a flange part with screw connections for supporting the rotor shaft, and a deflection part that allows for interchangeable connections with different housing parts, enabling cost-effective production and easy variation of motor designs through a simple screw connection system.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If traditional manufacturing processes are used for electric motors, then production is possible, but manufacturing costs are high and flexibility for producing variants is limited
Solution Approach 1:
The flange part is designed as a universal interface component that can connect to multiple different housing part types through standardized screw connections. This allows a single flange part design to serve multiple motor variants, enabling flexible production of different motor configurations without requiring variant-specific flange parts, thus reducing manufacturing costs while maintaining adaptability.
Solution Approach 2:
The motor housing is segmented into separate functional components: housing part, flange part, and deflection part. These segments are connected through standardized screw interfaces, allowing independent manufacturing and assembly. This segmentation enables flexible reconfiguration for different motor variants while maintaining consistent interface standards, reducing overall manufacturing complexity and costs.
2Adaptability or versatility
If multiple motor variants are produced with different functionalities, then adaptability is improved, but device complexity increases
Solution Approach 1:
The standardized screw connection interface on the flange part serves as a universal mounting point that works across all motor variants. This universal interface reduces the number of unique parts required, as the same flange part design can be used with different housing part configurations to create multiple motor variants, thereby reducing overall device complexity while maintaining functional diversity.
Solution Approach 2:
The flange part integrates multiple functions: structural support, bearing mounting, and standardized connection interface. By combining these functions into a single component with a universal interface, the design reduces the total number of parts needed across different motor variants, simplifying the overall device structure while enabling functional adaptability.
3Ease of operation
If consistent interface is maintained across all motor variants, then ease of operation is improved, but manufacturing precision requirements increase
Solution Approach 1:
The flange part incorporates a standardized screw connection interface that serves as a consistent mounting point across all motor variants. This universal interface design simplifies assembly operations and maintenance procedures, as the same connection method is used throughout the product family. The consistency is achieved through careful design of the flange part geometry and screw hole positioning, which can be manufactured with standard tolerances while still providing reliable, consistent interfaces.
Data Source
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AI summary
The invention relates to an electric motor, assembly kit and to a method for the production thereof, comprising a housing part for receiving the stator laminated core, in particular a housing part for receiving the stator laminated core in a force fit. A flange part receives a first bearing for mounting the rotor shaft, a deflection part is arranged between the flange part and the housing part, a screw connection, which comprises a threaded part, is provided between the flange part and the deflection part and a screw connection is provided between the deflection part and the housing part.