Number of Teeth on Second Helical Gear given Center to Center Distance between Two Gears Formula

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The Number of Teeth on 2nd Helical Gear is defined as the number of teeth that are present on gear 2. Check FAQs
z2=ac2cos(ψ)mn-z1
z2 - Number of Teeth on 2nd Helical Gear?ac - Center to Center Distance of Helical Gears?ψ - Helix Angle of Helical Gear?mn - Normal Module of Helical Gear?z1 - Number of Teeth on 1st Helical Gear?

Number of Teeth on Second Helical Gear given Center to Center Distance between Two Gears Example

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Here is how the Number of Teeth on Second Helical Gear given Center to Center Distance between Two Gears equation looks like with Values.

Here is how the Number of Teeth on Second Helical Gear given Center to Center Distance between Two Gears equation looks like with Units.

Here is how the Number of Teeth on Second Helical Gear given Center to Center Distance between Two Gears equation looks like.

41.9976Edit=99.3Edit2cos(25Edit)3Edit-18Edit
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Number of Teeth on Second Helical Gear given Center to Center Distance between Two Gears Solution

Follow our step by step solution on how to calculate Number of Teeth on Second Helical Gear given Center to Center Distance between Two Gears?

FIRST Step Consider the formula
z2=ac2cos(ψ)mn-z1
Next Step Substitute values of Variables
z2=99.3mm2cos(25°)3mm-18
Next Step Convert Units
z2=0.0993m2cos(0.4363rad)0.003m-18
Next Step Prepare to Evaluate
z2=0.09932cos(0.4363)0.003-18
Next Step Evaluate
z2=41.9975755018285
LAST Step Rounding Answer
z2=41.9976

Number of Teeth on Second Helical Gear given Center to Center Distance between Two Gears Formula Elements

Variables
Functions
Number of Teeth on 2nd Helical Gear
The Number of Teeth on 2nd Helical Gear is defined as the number of teeth that are present on gear 2.
Symbol: z2
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Center to Center Distance of Helical Gears
Center to Center Distance of Helical Gears is defined as the distance in between the centers of the two helical gears that are taken in consideration.
Symbol: ac
Measurement: LengthUnit: mm
Note: Value should be greater than 0.
Helix Angle of Helical Gear
Helix Angle of Helical Gear is the angle between any helical gear and an axial line on its right, circular cylinder, or cone.
Symbol: ψ
Measurement: AngleUnit: °
Note: Value should be greater than 0.
Normal Module of Helical Gear
The Normal Module of Helical Gear is defined as the unit of size that indicates how big or small is the helical gear.
Symbol: mn
Measurement: LengthUnit: mm
Note: Value should be greater than 0.
Number of Teeth on 1st Helical Gear
The Number of Teeth on 1st Helical Gear is defined as the number of teeth that are present on gear 1.
Symbol: z1
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
cos
Cosine of an angle is the ratio of the side adjacent to the angle to the hypotenuse of the triangle.
Syntax: cos(Angle)

Other formulas in Core Design Parameters category

​Go Transverse Module of Helical Gear given Transverse Diametrical Pitch
m=1P
​Go Normal Module of Helical Gear
mn=mcos(ψ)
​Go Transverse Module of Helical Gear given Normal Module
m=mncos(ψ)
​Go Pitch Circle Diameter of Helical Gear
d=zmncos(ψ)

How to Evaluate Number of Teeth on Second Helical Gear given Center to Center Distance between Two Gears?

Number of Teeth on Second Helical Gear given Center to Center Distance between Two Gears evaluator uses Number of Teeth on 2nd Helical Gear = Center to Center Distance of Helical Gears*(2*cos(Helix Angle of Helical Gear))/Normal Module of Helical Gear-Number of Teeth on 1st Helical Gear to evaluate the Number of Teeth on 2nd Helical Gear, Number of Teeth on Second Helical Gear given center to center distance between two Gears formula is defined as the number of protrusions onto the periphery of a gear that mesh with teeth of another gear to transmit motion. Number of Teeth on 2nd Helical Gear is denoted by z2 symbol.

How to evaluate Number of Teeth on Second Helical Gear given Center to Center Distance between Two Gears using this online evaluator? To use this online evaluator for Number of Teeth on Second Helical Gear given Center to Center Distance between Two Gears, enter Center to Center Distance of Helical Gears (ac), Helix Angle of Helical Gear (ψ), Normal Module of Helical Gear (mn) & Number of Teeth on 1st Helical Gear (z1) and hit the calculate button.

FAQs on Number of Teeth on Second Helical Gear given Center to Center Distance between Two Gears

What is the formula to find Number of Teeth on Second Helical Gear given Center to Center Distance between Two Gears?
The formula of Number of Teeth on Second Helical Gear given Center to Center Distance between Two Gears is expressed as Number of Teeth on 2nd Helical Gear = Center to Center Distance of Helical Gears*(2*cos(Helix Angle of Helical Gear))/Normal Module of Helical Gear-Number of Teeth on 1st Helical Gear. Here is an example- 41.99758 = 0.0993*(2*cos(0.4363323129985))/0.003-18.
How to calculate Number of Teeth on Second Helical Gear given Center to Center Distance between Two Gears?
With Center to Center Distance of Helical Gears (ac), Helix Angle of Helical Gear (ψ), Normal Module of Helical Gear (mn) & Number of Teeth on 1st Helical Gear (z1) we can find Number of Teeth on Second Helical Gear given Center to Center Distance between Two Gears using the formula - Number of Teeth on 2nd Helical Gear = Center to Center Distance of Helical Gears*(2*cos(Helix Angle of Helical Gear))/Normal Module of Helical Gear-Number of Teeth on 1st Helical Gear. This formula also uses Cosine function(s).
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