Spring-Loaded Sliding Door Guide for Quiet Furniture Mounting
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Solution Overview
Problem
Existing sliding door guides in furniture experience grinding or rattling noises due to play between the guide element and guide rail, and are difficult to mount efficiently.
Innovation Solution
A guide element is pre-tensioned relative to a mounting element by a spring element, ensuring a defined contact surface with the guide rail, and incorporates rotatable guide rollers to minimize noise, with adjustable spring forces for smooth movement and easy assembly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a guide element is held on a guide rail with play to allow movement, then the sliding door can move along the guide rail, but grinding or rattling noises occur
Solution Approach 1:
The guide element is pre-tensioned relative to the mounting element by a spring element before movement occurs. This preliminary action ensures that the guide element maintains constant contact with the guide rail throughout the sliding door's movement, eliminating play and preventing rattling noises while allowing smooth operation
Solution Approach 2:
The spring element dynamically adjusts the position and contact force of the guide element relative to the guide rail. By changing the tension parameter of the spring element, the system maintains optimal contact pressure to prevent both excessive play (which causes noise) and excessive friction (which impedes movement)
2Object-generated harmful factors
If a guide element is pre-tensioned towards the guide rail to prevent rattling, then noise is reduced, but the mounting process becomes more complex
Solution Approach 1:
The spring element is integrally formed with either the guide part or the mounting element, combining multiple functions (guiding, tensioning, and positioning) into a single component. This merging simplifies the mounting process by reducing the number of separate parts to assemble while maintaining the pre-tensioning function to prevent rattling
Solution Approach 2:
The spring element automatically adjusts and maintains the pre-tensioning force of the guide element without requiring external adjustment mechanisms. The system self-regulates the contact pressure between the guide element and guide rail, eliminating the need for complex mounting procedures to achieve proper tension
3Manufacturing precision
If a spring element is used to pre-tension the guide element, then contact with the guide rail is defined, but the device complexity increases
Solution Approach 1:
The spring element is integrally formed with the guide part or mounting element, merging the tensioning function with the guiding structure. This reduces the total number of separate components while achieving precise definition of the contact surface between the guide element and guide rail
Solution Approach 2:
The spring element serves multiple functions simultaneously: it provides pre-tensioning force, maintains contact pressure, and acts as a positioning element. This multi-functionality reduces device complexity by eliminating the need for separate components to achieve each of these effects
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
The solution effectively prevents rattling noises and facilitates easy mounting of sliding doors by ensuring a consistent contact with the guide rail, enhancing the guidance and assembly process.
Implementation Method 1
the guide element is pre-tensioned relative to the mounting element by at least one spring element
Implementation Method 2
the guide element comprises at least one rotatably mounted guide roller that can roll along a guide track on the guide rail
Data Source
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AI summary
A piece of furniture (1) comprises a furniture carcass (2) on which at least one sliding door (3, 4) is movably mounted via at least one running element (6) along a running rail (5), and a guide rail (9) fixed to the furniture carcass (2), along which at least one guide element (15, 25) held on the sliding door (3, 4) is movable, wherein the guide element (15, 25) is slidably mounted on a mounting element (16, 16') which is fixed to the sliding door (3, 4), wherein the guide element (15, 25) is biased relative to the mounting element (16, 16') via at least one spring element (20), wherein at least one guide roller (14) is rotatably mounted on the guide element (15, 25), which can roll on a guide track on a guide section (12) of the guide rail (9) and moves the guide element (15, 25) in a vertical direction is pre-tensioned towards the guide rail (9) at the bottom.Furthermore, the invention relates to a method for mounting a sliding door (3, 4) on a furniture body (2).