Adjustable Cantilever Clamp Finger for Quick Workpiece Securing
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Solution Overview
Problem
Existing light-duty workpiece hold-down clamps are inefficient due to time-consuming setup and teardown, restricted access, need for hand tools, high costs, limited scalability, and incompatibility with standard fixture plates and varying workpiece sizes.
Innovation Solution
A novel workpiece hold-down clamp featuring a clamp post and an adjustable, flexible clamp finger that can be easily mounted to a fixture plate, allowing for quick adjustment and replacement of workpieces without requiring hand tools, and accommodating various sizes and configurations through a spring-action mechanism.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If existing light-duty workpiece hold-down clamps are used, then the workpiece can be held securely during inspection, but the setup and teardown process is time-consuming
Solution Approach 1:
The clamp finger is designed to be movable along the clamp post, allowing dynamic adjustment of the clamp's position and height. This enables quick adaptation to different workpiece sizes and configurations without requiring complete disassembly, thereby reducing setup and teardown time while maintaining secure workpiece holding during inspection
Solution Approach 2:
The clamp is divided into separable components (clamp post, clamp finger, mounting mechanism) that can be independently adjusted or replaced. This modular design allows for rapid reconfiguration and quick removal from the fixture plate, significantly reducing teardown time while ensuring reliable workpiece securing when engaged
2Reliability
If existing light-duty workpiece hold-down clamps are used, then the workpiece can be held securely, but hand tools are required for removal or insertion
Solution Approach 1:
The clamp incorporates a self-adjusting mechanism where the clamp finger can be manually positioned and secured along the clamp post without requiring external hand tools. The design includes features such as friction-fit mounting or snap-in mechanisms that enable tool-free installation and removal, while still providing sufficient holding force to securely clamp the workpiece during inspection
Solution Approach 2:
The movable clamp finger design allows operators to quickly adjust and secure the clamp by hand, eliminating the need for tools. The dynamic positioning capability enables the clamp to adapt to different workpiece heights and positions while maintaining secure holding through simple manual operation
3Reliability
If existing light-duty workpiece hold-down clamps are used, then the workpiece can be held securely, but access to the workpiece is restricted
Solution Approach 1:
The clamp consists of a vertical clamp post and a separate clamp finger that can be independently positioned. This segmentation allows the clamp finger to be moved out of the way or adjusted to provide operators with better access to the workpiece for inspection, while the clamp post remains mounted to maintain security when needed
4Reliability
If existing light-duty workpiece hold-down clamps are used, then the workpiece can be held securely, but the clamp cannot accommodate different workpiece sizes
Solution Approach 1:
The clamp finger is designed to move vertically along the clamp post, allowing dynamic adjustment of the clamp's effective height and position. This enables the same clamp to accommodate workpieces of various sizes and configurations by simply repositioning the clamp finger, while maintaining secure holding force through the spring-action mechanism
Solution Approach 2:
The clamp is designed as a universal fixture that can hold different types and sizes of workpieces through its adjustable clamp finger and compatibility with standard fixture plates. The multi-functional design eliminates the need for multiple specialized clamps, providing versatile workpiece securing across various inspection scenarios
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 clamp significantly reduces inspection time, eliminates the need for additional holding aids, and can be used with standard fixture plates and diverse workpiece sizes, enhancing efficiency and usability while being cost-effective.
Implementation Method 1
accommodating various sizes and configurations through a spring-action mechanism
Data Source
AI summary
A workpiece hold-down clamp for securing a workpiece to a fixture plate, the workpiece hold-down clamp comprising: a clamp post for mounting to the fixture plate; and a clamp finger which is adjustably mounted to the clamp post, wherein the clamp finger is configured for selective movement along the clamp post, and wherein the clamp finger comprises a portion for engaging the workpiece; wherein the clamp finger comprises a cantilever beam which is flexible.