Washing Machine Door Assembly Structure for Spring Mis-Assembly Prevention
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Solution Overview
Problem
Conventional assembling methods for washing machine doors often result in mis-assembly between the elastic member and the front panel, leading to increased assembly time and reduced productivity, which affects the price competitiveness of the washing machine.
Innovation Solution
The proposed solution involves fixing the elastic member to the rear panel before assembling the front and rear panels, using fixing parts on the rear panel to secure the elastic member, which includes a holder member to receive the door handle and a pin member to connect the door handle and hook member, ensuring proper alignment and reducing assembly time.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If the elastic member is fixed to the front panel by pressure during assembly, then the door can be assembled, but mis-assembly occurs between the elastic member and the front panel
Solution Approach 1:
The elastic member is pre-fixed to the rear panel before the front panel is assembled. This preliminary action ensures that the elastic member is already in its correct position and orientation, eliminating the risk of mis-assembly when the front panel is attached. The fixing parts on the rear panel provide a stable base for pre-attachment, ensuring precise alignment before final assembly.
2Ease of manufacture
If the elastic member is fixed during front panel assembly, then the door is complete, but assembly time is increased
Solution Approach 1:
The elastic member is pre-fixed to the rear panel before the front panel assembly process begins. This preliminary action allows the elastic member to be securely attached in advance, eliminating the need for time-consuming alignment and adjustment during the final assembly of the front panel, thereby reducing overall assembly time.
Solution Approach 2:
The assembly process is divided into separate stages: first fixing the elastic member to the rear panel, then assembling the front panel. This segmentation allows each component to be prepared and positioned independently, improving efficiency and reducing the complexity of the overall assembly process.
3Ease of manufacture
If the elastic member is fixed to the front panel, then the door structure is complete, but productivity is reduced
Solution Approach 1:
The elastic member is pre-fixed to the rear panel before front panel assembly, ensuring it is already in its correct position. This preliminary action eliminates the need for time-consuming alignment and adjustment during final assembly, thereby improving door assembly productivity without compromising the completeness of the door structure.
Solution Approach 2:
The assembly process is segmented into distinct steps: elastic member attachment to the rear panel, followed by front panel assembly. This segmentation streamlines the workflow, allowing workers to focus on one task at a time, which improves overall productivity and reduces assembly errors.
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 approach prevents mis-assembly and significantly shortens the assembly time, enhancing the assembly efficiency and productivity of the washing machine door, while also reducing production costs.
Implementation Method 1
an elastic member provided with one side fixed to the fixing parts and the other side fixed to the door handle to provide elastic force to the hook member and the door handle
Data Source
AI summary
A washing machine door, in which assembly efficiency of the door is improved, and an assembling structure and assembling method thereof are disclosed. The door includes a front panel forming the front surface of the door, a rear panel forming the rear surface of the door, a door handle mounted on the rear panel, fixing parts provided on the rear panel, a hook member operated in connection with the operation of the door handle, and an elastic member provided with one side fixed to the fixing parts and the other side fixed to the door handle to provide elastic force to the hook member and the door handle.