Modular Vertical Workpiece Positioning With Precise Height Adjustment
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Solution Overview
Problem
Existing workpiece positioning and clamping systems have limited vertical adjustment flexibility, leading to increased costs and complexity due to the need for specially manufactured parts to accommodate varying production conditions, particularly in industries handling complex metal, plastic, or glass-plastic components.
Innovation Solution
A modular vertical adjustment apparatus comprising two compatible modules, a stationary base and a movable vertical adjustment component, with a screw shaft and nuts for precise height adjustment, and additional components like tensioners and through-bores to prevent shear dislocation, allowing for a broad range of vertical adjustment from 225 to 1025 mm with standardized components.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If conventional clamping systems with limited vertical adjustment are used, then device complexity is reduced, but adaptability deteriorates due to inability to accommodate varying production conditions
Solution Approach 1:
The clamping system is divided into modular components including a base unit, vertical adjustment mechanism with standardized increments, and interchangeable clamping elements. This segmentation allows independent optimization of each module while maintaining overall system flexibility, enabling adaptation to different workpiece heights without redesigning the entire system.
Solution Approach 2:
The vertical adjustment mechanism is designed with standardized components that can accommodate multiple workpiece sizes and clamping requirements through a single unified system. The adjustable height range and modular design enable one system to perform multiple functions across different production conditions, eliminating the need for specially manufactured parts for each application.
2Ease of manufacture
If standardized modular components are used, then ease of manufacture is improved, but manufacturing precision may deteriorate without precise positioning mechanisms
Solution Approach 1:
Positioning features such as dowel pins, locating surfaces, and pre-drilled holes are incorporated into the modular components during manufacturing. These preliminary positioning actions ensure that when standardized components are assembled, they automatically achieve precise alignment and positioning without requiring complex adjustment procedures or specialized machining at the assembly stage.
3Manufacturing precision
If multiple specialized components are manufactured for different heights, then positioning precision is improved, but loss of substance increases due to more parts
Solution Approach 1:
The system replaces multiple static, height-specific components with a single dynamic vertical adjustment mechanism that can be reconfigured for different heights. This dynamic capability allows the same physical components to serve multiple positioning requirements, eliminating the need to manufacture and store numerous specialized parts for different workpiece dimensions.
4Manufacturing precision
If complex adjustment mechanisms are used, then positioning precision is improved, but ease of operation deteriorates due to trained personnel requirements
Solution Approach 1:
The vertical adjustment mechanism incorporates self-aligning features, tactile feedback, and standardized interfaces that enable operators to achieve precise positioning through intuitive operation without extensive training. The design includes features such as self-centering locators, clear visual indicators, and tool-free adjustment capabilities that allow even inexperienced operators to achieve accurate positioning consistently.
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 solution enables easy handling and sensitive height adjustability with reduced design effort, minimizing the need for trained personnel and lowering costs by allowing fine adjustments with easily identifiable, standardized modular components, thus enhancing the flexibility and efficiency of workpiece positioning.
Implementation Method 1
A screw shaft and a pair of nuts are provided for vertically moving and fixing the movable part in relation to the base
Data Source
Figure 1
Figure 2
Figure 3~3a
AI summary
A modular vertical adjustment apparatus for positioning a workpiece comprising a clamping part; which consists of several exchangeable, interconnected components, comprising two mutually compatible modules consisting of a base (5a; 5b) and a vertical adjustment component (6a; 6b), the base (5a; 5b) is a stationary part fixed to a bedplate (2) and the vertical adjustment component (6a; 6b) is a movable part. The base (5a; 5b) and the vertical adjustment component (6a; 6b) each are shaped as a compact hollow component, the vertical adjustment component (6a; 6b) is sized and shaped to fit within and to slide along the hollow interior of the base (5a; 5b) in a vertical direction. Height adjustment of the vertical adjustment component (6a; 6b) in relation the base (5a; 5b) is carried out by a screwshaft (10) and a pair of nuts (11).