flagעברית
flagEnglish
3 Rabinovich St., Petah-Tikva, Israel
+972 3 9047744
office@amironic.co.il
LinkedIn
YouTube
Product was added to your cart

Cart

waze

Spur Gears

Spur Gears

Home Products Mechanical & Transmisions HPC Gears Spur Gears
How to order
  1. Material
    1. Plastic Delrin (fully machined).
    2. Standard duty: Steel 214M15/045M10.
      Alternative: Stainless Steel, Brass.
    3. Heavy duty steel: 817M40 (En24) or 655M13 (En36).
      Alternative: 080M40 (En8).
      Case Hardened EN36 or Industrial Hardened EN24 are available.
  2. Pitch (MOD or PCD)
    Any two parts with the same pitch will run together.
  3. Boss – With or Without Boss.
  4. Choose Number of Teeth.
  5. More options: Set Screws, Tapped Hole, Keyway.
Spur Gears - G0.8-66
We can manufacture a non standard part per drawing or with Spur Gear Technical Request Form
Standard Materials
Steel (En32, En24 and En58)
Delrin
Outside Diameter
 Max : 750mm
Min : 3mm
Pitches
0.25mod to 8mod
96DP to 4DP
Pressure Angle
20°
Face Width
Max : 130mm (5″)

Material Choices for Spur Gears

Selecting the right material for spur gears is critical to ensuring their durability, performance, and suitability for specific applications. Common materials include:

  1. Plastic Delrin: Fully machined, this is an excellent choice for light-duty applications where noise reduction and low friction are important.
  2. Standard Duty Steel: Steel grades like 214M15 and 045M10 are commonly used for general-purpose gears.
  3. Stainless Steel & Brass: These materials offer enhanced corrosion resistance, making them ideal for harsh environments.
  4. Heavy Duty Steel: For more demanding applications, materials such as 817M40 (En24) or 655M13 (En36) provide high strength and wear resistance. Alternatively, 080M40 (En8) can be used for less severe conditions.
  5. Case Hardened or Industrial Hardened Steel: Steel like EN36 or EN24, when hardened, improves wear resistance and durability, particularly in high-stress scenarios.

Choosing the Right Pitch

Pitch is an important factor when selecting spur gears. It refers to the size of the teeth, specifically the module (MOD) or pitch circle diameter (PCD). Gears with the same pitch will mesh together properly. Spur gears are available in various pitches:

  • MOD (Module): Ranges from 0.25mod to 8mod.
  • DP (Diametral Pitch): Available from 96DP to 4DP.

Choosing the correct pitch ensures that gears mesh smoothly and transfer motion efficiently.

Gear Configurations and Customization Options

Spur gears come in different configurations to meet specific application needs:

  • Boss: Spur gears can be ordered with or without a boss, which is the hub or center portion of the gear.
  • Number of Teeth: The number of teeth on a gear determines the gear ratio, so selecting the correct number is essential for achieving the desired motion and speed reduction.
  • Additional Features: Other customization options include set screws, tapped holes, keyways, and tooth corrections for high precision. These modifications allow for a more tailored fit in your system.

Available Sizes and Face Width

Spur gears are manufactured in both metric and imperial sizes, ensuring versatility for various industries. Common face widths for spur gears can range up to:

  • Max face width: 130mm (approximately 5 inches).
  • Max outside diameter: 750mm.
  • Min outside diameter: 3mm.

Backlash and Center Distance

Backlash, which is the slight gap between meshing gears, can sometimes occur, particularly when using gears with a small number of teeth. This can affect the accuracy of motion. To reduce backlash, the center distance between gears can be adjusted.

Special Considerations for Spur Gear Design

  • Tooth Correction: For precision applications, gears can be designed with tooth correction to minimize errors in the meshing teeth.
  • Hardening: Gears may be heat-treated or case-hardened to increase their strength and wear resistance.
  • Anti-backlash Gears: These gears are designed to minimize play between meshing teeth, ensuring more precise and smooth operation.
  • Molded Gears: For low-torque applications, molded gears made from materials like Hostaform can offer an economical solution.

Ordering Spur Gears

To order spur gears, customers can either submit a Spur Gear Technical Request Form or provide a drawing of the non-standard part required. The following factors should be considered when placing an order:

  • Material choice
  • Gear pitch (MOD or PCD)
  • Number of teeth
  • Configuration (boss, set screws, tapped hole, keyway, etc.)
  • Size (outside diameter, face width)
  • Special requirements such as tooth correction or hardening