Modular Lift Desk Assembly Using Tool-Free Clamping Mechanism
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Solution Overview
Problem
Current lift desks require complex and laborious assembly processes, involving multiple bolts and hole alignment, making it inconvenient for end users to assemble them without specialized tools.
Innovation Solution
A modularized fast assembly lift desk system, where the desktop platform and transverse beam are preassembled into a module, and the lift column is assembled using a clamping member that eliminates the need for tools and hole alignment, allowing users to assemble the desk quickly and easily by pressing the clamping member to secure the modules.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If bolts are used for fixation during assembly, then the connection strength is improved, but the assembly complexity and labor requirement increase due to multiple bolts and hole alignment
Solution Approach 1:
The connection system is segmented into a clamping member with fixed connecting end and movable squeezing end, allowing the assembly process to be divided into simple insertion and squeezing actions rather than requiring multiple bolt fastening steps
Solution Approach 2:
The traditional mechanical bolt-and-hole fastening system is replaced with a clamping mechanism that uses squeezing force to secure the lift column to the transverse beam, eliminating the need for threads, holes, and multiple fastening operations
2Reliability
If multiple bolts are required for assembly, then the connection reliability is improved, but the assembly time and labor cost increase
Solution Approach 1:
The clamping member is pre-configured with the fixed connecting end attached to the transverse beam and the movable squeezing end positioned to apply force to the lift column, so that during assembly the user only needs to perform the final squeezing action without preparing multiple bolts or alignment fixtures
Solution Approach 2:
The complex multi-bolt fastening system is extracted and replaced with a single clamping member that consolidates multiple fastening functions into one component, reducing assembly steps from multiple bolt installations to a single squeezing motion
3Manufacturing precision
If hole alignment is required for bolt assembly, then the positioning precision is improved, but the assembly difficulty increases requiring specialized tools and workers
Solution Approach 1:
The precision hole-alignment mechanical system is replaced with a clamping mechanism that tolerates misalignment, as the squeezing action naturally accommodates slight position variations without requiring exact hole matching
Solution Approach 2:
The clamping member design allows the lift column and transverse beam to self-align during the squeezing process, eliminating the need for pre-aligned holes or specialized alignment tools, making the assembly process accessible to ordinary users
Data Source
AI summary
A modularized fast assembly lift desk includes a preassembled module, a matched module and a clamping member. The preassembled module (100) includes a combined body formed by connection between a desktop platform and a transverse beam. The matched module includes a lift column including a motor housing. The clamping member includes a fixed connecting end and a movable squeezing end. When a user assembles the lift desk, the fixed connecting end of the clamping member is engaged with the preassembled module. The movable squeezing end of the clamping member is pressed to generate a squeezing force between the movable squeezing end and the motor housing. The motor housing and the preassembled module are fixedly connected to implement locking between the preassembled module and the matched module.