Number of Operations given Non-productive Time in Turning Formula

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The Number of Operations is defined as the total number of operations done in a batch. Check FAQs
n0=NPT-(ts+NttstNb)-tlntpt
n0 - Number of Operations?NPT - Non-Productive Time?ts - Basic Setup Time?Nt - Number of Tools Used?tst - Setup Time Per Tool?Nb - Batch Size?tln - Loading And Unloading Time?tpt - Tool Positioning Time Per Operation?

Number of Operations given Non-productive Time in Turning Example

With values
With units
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Here is how the Number of Operations given Non-productive Time in Turning equation looks like with Values.

Here is how the Number of Operations given Non-productive Time in Turning equation looks like with Units.

Here is how the Number of Operations given Non-productive Time in Turning equation looks like.

5.0016Edit=28.169Edit-(20.5Edit+4Edit10Edit3Edit)-30Edit1.5Edit
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Number of Operations given Non-productive Time in Turning Solution

Follow our step by step solution on how to calculate Number of Operations given Non-productive Time in Turning?

FIRST Step Consider the formula
n0=NPT-(ts+NttstNb)-tlntpt
Next Step Substitute values of Variables
n0=28.169min-(20.5min+410min3)-30s1.5min
Next Step Convert Units
n0=1690.14s-(1230s+4600s3)-30s90s
Next Step Prepare to Evaluate
n0=1690.14-(1230+46003)-3090
Next Step Evaluate
n0=5.00155555555556
LAST Step Rounding Answer
n0=5.0016

Number of Operations given Non-productive Time in Turning Formula Elements

Variables
Number of Operations
The Number of Operations is defined as the total number of operations done in a batch.
Symbol: n0
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Non-Productive Time
Non-Productive Time (NPT) refers to the time during which a machine is not actively engaged in producing parts.
Symbol: NPT
Measurement: TimeUnit: min
Note: Value should be greater than 0.
Basic Setup Time
Basic Setup Time is the basic time required to load/unload the workpiece and position the tool for production for one component.
Symbol: ts
Measurement: TimeUnit: min
Note: Value should be greater than 0.
Number of Tools Used
The Number of Tools Used is the total number of tools used for manufacturing a batch of products.
Symbol: Nt
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Setup Time Per Tool
Setup Time Per Tool is defined as the amount of time taken in setting up the tool while machining.
Symbol: tst
Measurement: TimeUnit: min
Note: Value should be greater than 0.
Batch Size
Batch Size is the count of similar kinds of products to be manufactured.
Symbol: Nb
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Loading And Unloading Time
Loading And Unloading Time is the time required to load/unload the workpiece before the start of machine operation.
Symbol: tln
Measurement: TimeUnit: s
Note: Value should be greater than 0.
Tool Positioning Time Per Operation
Tool Positioning Time Per Operation is defined as the time taken in changing the tool before the start of operation.
Symbol: tpt
Measurement: TimeUnit: min
Note: Value should be greater than 0.

Other formulas in Turning Operation category

​Go Diameter of Workpiece given Constant for Cylindrical Turning
d=KfπLcut
​Go Turning Length given Constant for Cylindrical Turning
Lcut=Kfπd

How to Evaluate Number of Operations given Non-productive Time in Turning?

Number of Operations given Non-productive Time in Turning evaluator uses Number of Operations = (Non-Productive Time-((Basic Setup Time+Number of Tools Used*Setup Time Per Tool)/Batch Size)-Loading And Unloading Time)/Tool Positioning Time Per Operation to evaluate the Number of Operations, The Number of Operations given Non-productive Time in Turning is defined as the total number of operations done in a batch. Number of Operations is denoted by n0 symbol.

How to evaluate Number of Operations given Non-productive Time in Turning using this online evaluator? To use this online evaluator for Number of Operations given Non-productive Time in Turning, enter Non-Productive Time (NPT), Basic Setup Time (ts), Number of Tools Used (Nt), Setup Time Per Tool (tst), Batch Size (Nb), Loading And Unloading Time (tln) & Tool Positioning Time Per Operation (tpt) and hit the calculate button.

FAQs on Number of Operations given Non-productive Time in Turning

What is the formula to find Number of Operations given Non-productive Time in Turning?
The formula of Number of Operations given Non-productive Time in Turning is expressed as Number of Operations = (Non-Productive Time-((Basic Setup Time+Number of Tools Used*Setup Time Per Tool)/Batch Size)-Loading And Unloading Time)/Tool Positioning Time Per Operation. Here is an example- 5.001556 = (1690.14-((1230+4*600)/3)-30)/90.
How to calculate Number of Operations given Non-productive Time in Turning?
With Non-Productive Time (NPT), Basic Setup Time (ts), Number of Tools Used (Nt), Setup Time Per Tool (tst), Batch Size (Nb), Loading And Unloading Time (tln) & Tool Positioning Time Per Operation (tpt) we can find Number of Operations given Non-productive Time in Turning using the formula - Number of Operations = (Non-Productive Time-((Basic Setup Time+Number of Tools Used*Setup Time Per Tool)/Batch Size)-Loading And Unloading Time)/Tool Positioning Time Per Operation.
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