Spur Gear Transmission Assembly

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Bounding box: 259.4 × 212.5 × 400.0 mm
Engine: Precision B-rep
Parameters: 23
Published: August 7, 2026

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The prompt

Create an assembly of a spur gear transmission mechanism. The center distance between the output shaft and input shaft is 10 cm. The input shaft torque is 100 Nm. The speed is 1000 RPM. The reduction ratio is 8. The axial load on the input shaft is 100 N. The axial load on the output shaft is 20 N.

Parameters

Name	Value	Range
Gear Module	2.5 mm	0.5 – 10
Input Gear Teeth	9	5 – 50
Output Gear Teeth	72	20 – 200
Pressure Angle	20 deg	10 – 30
Gear Face Width	20 mm	5 – 100
Input Shaft Diameter	12 mm	5 – 50
Input Shaft Length	150 mm	50 – 500
Output Shaft Diameter	20 mm	5 – 100
Output Shaft Length	200 mm	50 – 500
Housing Wall Thickness	15 mm	5 – 50
Housing Height (Y)	120 mm	50 – 300
Housing Depth (Z)	150 mm	50 – 500
Shaft Clearance	0.2 mm	0 – 1
Input Bearing OD	28 mm	10 – 100
Input Bearing Width	8 mm	2 – 50
Output Bearing OD	47 mm	10 – 100
Output Bearing Width	12 mm	2 – 50
Input Key Width	4 mm	1 – 20
Input Key Height	4 mm	1 – 20
Input Key Length	12 mm	5 – 50
Output Key Width	6 mm	1 – 20
Output Key Height	6 mm	1 – 20
Output Key Length	20 mm	5 – 50

Every value above is a live dimension. Open a model like this in the editor and each one becomes a slider you can drag before exporting.

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