Single Speed, Double Reduction Gearbox

Description

Details

These gear ratio options were specifically chosen to give designers variability within a few key speed ranges; helping them get their gearing exactly where they want it to be:

Initial Stage: 40:12
Second Stage Option 1: 40:14
Overall Reduction (w/ Option 1): 9.52:1

Second Stage Option 2: 34:20
Overall Reduction (w/ Option 2): 5.67:1

Second Stage Option 3: 30:24
Overall Reduction (w/ Option 3): 4.17:1

Tech Specs

Details

Kit Contents	Standard Option: (1) Single Speed, Double Reduction Housing Kit (1) Gearbox Mounting Bracket (1) 1/2" Hex Output Shaft (2) 12t CIM Motor Gear (Steel) w/ Mounting Hardware (1) 40t Gear with 3/8" Hex (1) 14t Gear with 3/8" Hex (1) 40t Gear with 1/2" Hex (1) 1/2" ID flanged double shielded ball bearing (2) 3/8" ID flanged double shielded ball bearing (1) 1/2" Hex flanged double shielded ball bearing (1) Grayhill Encoder Mount (coupler not included) (1) Cluster Shaft (4) Screw, #08-32 x 0.375" Socket head cap clear zinc (2) Screw, #08-32 x 1.250" Socket head cap clear zinc (2) Nut, #08-32 Nylock (4) Screw, 1/4-20 x 1.375" Socket head cap clear zinc (4) Nut, 1/4-20 Nylock (2) 1.5" long standoff (2) E-50 Retaining Ring Optional Second Stage Gearset 34/20: (1) 20t Gear w/ 3/8" Hex (1) 34t Gear w/ 1/2" Hex Optional Second Stage Gearset 30/24: (1) 24t Gear w/ 3/8" Hex (1) 30t Gear w/ 1/2" Hex
Downloads & Docs	217-2454 (Single Speed Double Reduction Gearbox) Assembly Instructions (PDF) Recommended Grayhill Encoder Spec Sheet (not included)
Outputs	Output: 1/2" Hex
Specification	VEXpro Gears Require Lubrication. We recommend white lithium grease.
Material Type	Housing: Glass-filled Nylon Gears: 7075 T6 Aluminum CIM Input Gear: 4140 Steel Shafts: 7075 T6 Aluminum
Material Finish	Gears: Teflon infused ceramic coating
CAD Model	217-2454 (Single Speed, Double Reduction Gearbox) (STEP)
Drawing	217-2454 (Single Speed, Double Reduction Gearbox) (PDF) Single Speed Double Reduction Output Shaft (PDF)
Weight	Weight: 1.26 lbs