Thickness Of Stock Given Stripper Force Calculator

Formula Used:

\[ \text{Blank Thickness} = \frac{\text{Stripper Force}}{\text{Stripping Constant} \times \text{Perimeter of Cut}} \] \[ t_{blank} = \frac{P_s}{K \times L_{cut}} \]

Blank Thickness (tblank):

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1. What is Blank Thickness Calculation?

The Blank Thickness calculation determines the thickness of material being worked on before any operations are performed. It's calculated based on stripper force, stripping constant, and perimeter of cut in punching operations.

2. How Does the Calculator Work?

The calculator uses the formula:

\[ \text{Blank Thickness} = \frac{\text{Stripper Force}}{\text{Stripping Constant} \times \text{Perimeter of Cut}} \] \[ t_{blank} = \frac{P_s}{K \times L_{cut}} \]

Where:

\( t_{blank} \) — Blank Thickness (Meter)
\( P_s \) — Stripper Force (Newton)
\( K \) — Stripping Constant (unitless)
\( L_{cut} \) — Perimeter of Cut (Meter)

Explanation: This formula calculates the material thickness based on the force required to strip the material from the punch and the characteristics of the cutting operation.

3. Importance of Blank Thickness Calculation

Details: Accurate blank thickness calculation is crucial for proper tool design, material selection, and ensuring successful punching operations in metal forming processes.

4. Using the Calculator

Tips: Enter stripper force in Newtons, stripping constant (empirical value), and perimeter of cut in meters. All values must be positive numbers greater than zero.

5. Frequently Asked Questions (FAQ)

Q1: What is stripper force?
A: Stripper force is the force applied by a stripper plate or stripper ring to remove the formed part from the punch after the forming operation is completed.

Q2: How is stripping constant determined?
A: Stripping constant is an empirical constant used to calculate stripping force, typically determined through experimentation and experience with specific materials and tooling.

Q3: What is perimeter of cut?
A: Perimeter of cut is the total length of the cut edge produced in a material during the punching process.

Q4: Why is blank thickness important in metal forming?
A: Blank thickness affects material flow, tool wear, part quality, and the overall success of the forming operation.

Q5: Can this formula be used for all materials?
A: While the formula is generally applicable, specific material properties may require adjustments to the stripping constant for accurate results.