Vise Clamping Force Digital Display Mechanism
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Solution Overview
Problem
Conventional vises rely on operator experience and hand feel to determine the clamping force, leading to human error and potential misjudgment, which can result in inappropriate clamping forces causing workpiece vibration, shifting, or deformation.
Innovation Solution
A vise with a clamping force digital display mechanism that includes a sensor and digital display device, allowing the vise to instantly sense and display the clamping force value, enabling precise control and eliminating reliance on operator experience.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If the operator relies on work experience and hand feeling to determine clamping force, then the operation is simple and requires no additional devices, but the measurement precision of clamping force is poor leading to human error and misjudgment
Solution Approach 1:
The patent replaces the operator's mechanical sensing (hand feeling) with an electronic sensor system. The sensor detects clamping force and converts it to electrical signals, which are then processed and displayed digitally. This substitution eliminates human error while maintaining operational simplicity.
Solution Approach 2:
The patent implements a feedback mechanism where the sensor continuously monitors clamping force and provides real-time digital display to the operator. This feedback loop enables precise control of clamping force by allowing the operator to adjust the handle rotation based on the displayed values, ensuring accurate clamping without excessive force.
2Reliability
If the clamping force is increased to ensure firm clamping, then the workpiece is securely held, but elastic deformation of the workpiece occurs leading to machining errors
Solution Approach 1:
The digital display provides real-time feedback on clamping force values, allowing the operator to stop increasing the clamping force once the required threshold is reached. This prevents excessive force that would cause elastic deformation, while ensuring sufficient clamping force for reliable workpiece holding during machining.
Solution Approach 2:
The patent enables precise control of the clamping force parameter by displaying its actual value. The operator can adjust the screw rotation to achieve the optimal clamping force parameter, changing it dynamically based on the specific workpiece requirements and machining operations, thereby preventing deformation while ensuring reliability.
3Manufacturing precision
If the clamping force is decreased to avoid workpiece deformation, then the workpiece integrity is maintained, but the clamping force becomes insufficient causing workpiece vibration and shifting
Solution Approach 1:
The real-time digital display of clamping force values provides immediate feedback to the operator, enabling precise adjustment of the clamping force. The operator can increase the force just enough to eliminate workpiece vibration and shifting during machining, while stopping before reaching levels that would cause elastic deformation, thus achieving both stability and precision.
4Measurement precision
If a sensor and digital display device are added to the vise, then the clamping force can be precisely measured and displayed, but the device complexity increases
Solution Approach 1:
The patent replaces the operator's subjective mechanical sensing with an objective electronic sensor system. The sensor provides accurate, quantifiable clamping force measurements that are displayed digitally, eliminating the need for operator experience and subjective judgment while adding minimal complexity through standardized sensor and display components.
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 digital display mechanism provides accurate and immediate feedback on the clamping force, ensuring the vise applies the correct force, preventing workpiece deformation from excessive force and ensuring proper clamping from inadequate force.
Implementation Method 1
the sensor is used to sense the deformation or displacement that occurs when the screw drives the jaws to clamp the workpiece from the screw reaction force back to the screw support seat
Data Source
AI summary
A vise with a clamping force digital display mechanism includes a screw support seat equipped with sensor and digital display design. Through the action of the operator continuously turning the vise handle, the movable jaw will generate a reaction force on the screw when clamping the workpiece, and the reaction force will be transmitted to the screw support seat through the screw. Then the sensor senses the deformation or displacement of the screw support seat and generates a signal and feeds it back to the digital display design, so that the digital display device displays the value of the clamping force at the time of the vise after processing and calculation.