Time taken for spark-out operation Calculator

✖The Number of Workpiece revolution is defined as the number of revolutions did workpiece take to complete the grinding.ⓘ Number of Workpiece revolution [m]			+10% -10%
✖Rotational Frequency is defined as the number of rotations per unit time or reciprocal of the time period of one complete rotation.ⓘ Rotational Frequency [ν_rot]			+10% -10%

✖Time taken for spark-out operation is defined as the total amount of time taken during the spark out operation.ⓘ Time taken for spark-out operation [t_s]

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Formula

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Time taken for spark-out operation

Formula

`"t"_{"s"} = "m"/"ν"_{"rot"}`

Example

`"0.008333min"="5"/"10Hz"`

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Time taken for spark-out operation Solution

STEP 0: Pre-Calculation Summary

Formula Used

Time taken for spark-out operation = Number of Workpiece revolution/Rotational Frequency
t_s = m/ν_rot
This formula uses 3 Variables

Variables Used

Time taken for spark-out operation - (Measured in Second) - Time taken for spark-out operation is defined as the total amount of time taken during the spark out operation.
Number of Workpiece revolution - The Number of Workpiece revolution is defined as the number of revolutions did workpiece take to complete the grinding.
Rotational Frequency - (Measured in Hertz) - Rotational Frequency is defined as the number of rotations per unit time or reciprocal of the time period of one complete rotation.

STEP 1: Convert Input(s) to Base Unit

Number of Workpiece revolution: 5 --> No Conversion Required
Rotational Frequency: 10 Hertz --> 10 Hertz No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

t_s = m/ν_rot --> 5/10

Evaluating ... ...

t_s = 0.5

STEP 3: Convert Result to Output's Unit

0.5 Second -->0.00833333333333333 Minute (Check conversion here)

FINAL ANSWER

0.00833333333333333 ≈ 0.008333 Minute <-- Time taken for spark-out operation

(Calculation completed in 00.004 seconds)

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Home » Engineering » Production Engineering » Metal Machining » Machine Tools and Operations » Grinding Operation » Material Removed » Removal Parameters » Time taken for spark-out operation

Credits

Created by Parul Keshav

National Institute of Technology (NIT), Srinagar

Parul Keshav has created this Calculator and 300+ more calculators!

Verified by Kumar Siddhant

Indian Institute of Information Technology, Design and Manufacturing (IIITDM), Jabalpur

Kumar Siddhant has verified this Calculator and 100+ more calculators!

< 19 Removal Parameters Calculators

Machine infeed speed given workpiece and wheel removal parameter

Go Machine Infeed speed = Feed Speed*(1+(Wheel Removal Parameter*Diameter of Workpiece/(Workpiece removal parameter*Diameter of Grinding Tool Wheel)))

Workpiece removal parameter given feed and machine infeed speed

Go Workpiece removal parameter = Wheel Removal Parameter*Diameter of Workpiece/(((Machine Infeed speed/Feed Speed)-1)*Diameter of Grinding Tool Wheel)

Feed speed given workpiece and wheel removal parameter

Go Feed Speed = Machine Infeed speed/(1+(Wheel Removal Parameter*Diameter of Workpiece/(Workpiece removal parameter*Diameter of Grinding Tool Wheel)))

Wheel removal parameter given feed and machine infeed speed

Go Wheel Removal Parameter = Workpiece removal parameter*Diameter of Grinding Tool Wheel*((Machine Infeed speed/Feed Speed)-1)/Diameter of Workpiece

Width of cut given Metal removal rate

Go Width of Grinding Path = Metal removal rate/(Feed Speed*pi*Diameter of Workpiece)

Feed speed given Metal removal rate

Go Feed Speed = Metal removal rate/(pi*Diameter of Workpiece*Width of Grinding Path)

Metal removal rate given Diameter of workpiece

Go Metal removal rate = pi*Diameter of Workpiece*Width of Grinding Path*Feed Speed

Threshold thrust force given workpiece removal parameter

Go Threshold Thrust Force = Thrust Force-(Metal removal rate/Workpiece removal parameter)

Metal removal rate given workpiece removal parameter

Go Metal removal rate = (Thrust Force-Threshold Thrust Force)*Workpiece removal parameter

Workpiece removal parameter given metal removal rate

Go Workpiece removal parameter = Metal removal rate/(Thrust Force-Threshold Thrust Force)

Thrust force given workpiece removal parameter

Go Thrust Force = (Metal removal rate/Workpiece removal parameter)+Threshold Thrust Force

Wheel removal rate given Wheel removal parameter

Go Wheel Removal Rate = Wheel Removal Parameter*(Thrust Force-Threshold Thrust Force)

Wheel removal parameter given wheel removal rate

Go Wheel Removal Parameter = Wheel Removal Rate/(Thrust Force-Threshold Thrust Force)

Time taken for spark-out operation

Go Time taken for spark-out operation = Number of Workpiece revolution/Rotational Frequency

Relative contact area of grains given Total Energy flowing into workpiece

Go Relative Contact Area of Grain = ((Proportion of total energy flowing into workpiece/100)-0.6)/0.05

Workpiece removal parameter given Grinding ratio

Go Workpiece removal parameter = Grinding Ratio*Wheel Removal Parameter

Wheel removal parameter given Grinding ratio

Go Wheel Removal Parameter = Workpiece removal parameter/Grinding Ratio

Grinding ratio

Go Grinding Ratio = Workpiece removal parameter/Wheel Removal Parameter

Grain size given grain Diameter

Go Grain size (in mm) = 0.0254/Grain diameter of the grinding wheel

Time taken for spark-out operation Formula

Time taken for spark-out operation = Number of Workpiece revolution/Rotational Frequency
t_s = m/ν_rot

What causes chatter in grinding?

Usually, in the grinding process, the chatter phenomenon occurs by means of vibrations with higher magnitude, close to the harmonic vibrations of the workpiece and of the grinding wheel, which compromise the quality of the workpiece surface.

How to Calculate Time taken for spark-out operation?

Time taken for spark-out operation calculator uses Time taken for spark-out operation = Number of Workpiece revolution/Rotational Frequency to calculate the Time taken for spark-out operation, The Time taken for spark-out operation is defined as the total amount of time taken during the spark-out operation. Time taken for spark-out operation is denoted by t_s symbol.

How to calculate Time taken for spark-out operation using this online calculator? To use this online calculator for Time taken for spark-out operation, enter Number of Workpiece revolution (m) & Rotational Frequency (ν_rot) and hit the calculate button. Here is how the Time taken for spark-out operation calculation can be explained with given input values -> 0.000139 = 5/10.

FAQ

What is Time taken for spark-out operation?

The Time taken for spark-out operation is defined as the total amount of time taken during the spark-out operation and is represented as t_s = m/ν_rot or Time taken for spark-out operation = Number of Workpiece revolution/Rotational Frequency. The Number of Workpiece revolution is defined as the number of revolutions did workpiece take to complete the grinding & Rotational Frequency is defined as the number of rotations per unit time or reciprocal of the time period of one complete rotation.

How to calculate Time taken for spark-out operation?

The Time taken for spark-out operation is defined as the total amount of time taken during the spark-out operation is calculated using Time taken for spark-out operation = Number of Workpiece revolution/Rotational Frequency. To calculate Time taken for spark-out operation, you need Number of Workpiece revolution (m) & Rotational Frequency (ν_rot). With our tool, you need to enter the respective value for Number of Workpiece revolution & Rotational Frequency and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

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