High precision gears leading manufacturer, Precise grade DIN 5

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Helical gear shaft

Helical gear shaft

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A disadvantage of helical gears is resultant thrust along the axis of the gear, which needs to be accommodated by appropriate thrust bearings, and a greater degree of sliding friction between the meshing teeth, often addressed with additives in the lubricant. Main products such as gear, grinded gear, small module gear, helical gear, timing belt pulley, sprocket, worm and worm gear, bevel gear, customize service as per customer’s drawing or sample.

Main products: gear, grinded gear, small module gear, helical gear, timing belt pulley, sprocket, worm and worm gear, bevel gear, customize service as per customer’s drawing or sample Helical or “dry fixed” gears offer a refinement over spur gears. The leading edges of the teeth are not parallel to the axis of rotation, but are set at an angle. Since the gear is curved, this angling causes the tooth shape to be a segment of helix. Helical gears can be meshed in parallel or crossed orientations. The former refers to when the shafts are parallel to each other, this is the most common orientation. In the latter, the shafts are non-parallel, and in this configuration the gears are sometimes known as ”skew gears”.


Product Specifications:

Material

C45,1045,42CrMnTi,20CrMnTi,2HT200,HT250,QT400-18,QT400-15,Acetal/Delrin,Alloy,Steel,Aluminum,Brass, Bronze, Carbon Steel, Ductile Iron, Gray Cast Iron, Nylo, Plastic, Phenolic, Polycarbonate, Polyester, Stainless Steel etc.

Modulus

0.5-25

Accuracy

DIN Class 6, ISO/GB Class 6, AGMA Class 13, JIS Class 2

Standard

DIN, ISO/GB, AGMA, JIS

Heat treatment

Quenching and tempering, gear teeth induction quenching, nitriding, carburizing

Application

automotive, electronics, textiles, printing, packaging, medical equipment, food processing ,wind power, chemical, and pneumatics


Capabilities of Gears:

Item

Helical gear

Milled

Shaped

Ground

Max O.D.

1600mm

Max Face Width(mm)

500

Helix Angle

15°,21.5°,35°,45°

Max DP

1

3.18

Max Module(mm)

25

8

AGMA/ DIN Level

DIN Class 8

DIN Class 6

Tooth Finish

Ra 3.2

Ra 0.6

Max Helix Angle

±22.5°

±45°