Sep 03, 2025 Leave a message

Installation method of planetary gearbox

Proper installation, use, and maintenance of the speed reducer are crucial for ensuring the normal operation of mechanical equipment. Therefore, when installing a planetary speed reducer, please strictly follow the installation and usage guidelines below for careful assembly and use.

 

Step 1: Before installation, confirm that the motor and gearbox are intact and carefully check the dimensions of all parts connecting the motor and speed reducer to ensure they match. This includes the dimensions and tolerances of the motor's positioning boss, input shaft, and speed reducer's groove.

 

Step 2: Unscrew the screws on the dustproof hole on the outside of the speed reducer flange. Adjust the PCS system clamping ring so that its side hole aligns with the dustproof hole, and insert and tighten the Allen wrench. Then, remove the motor shaft key.

 

Step 3: Connect the motor and gearbox naturally. During connection, ensure that the speed reducer output shaft and motor input shaft are concentric and that their outer flanges are parallel. Inconsistent concentricity can lead to motor shaft breakage or speed reducer gear wear.

 

Additionally, during installation, never use a hammer or other objects to strike the gearbox, as excessive axial or radial force can damage the bearings or gears. Always tighten the mounting bolts before tightening the set bolts. Before installation, wipe off the rust-preventive oil from the motor input shaft, locating boss, and reducer connection with gasoline or zinc-sodium solution. This is to ensure a tight connection, smooth operation, and prevent unnecessary wear. Before connecting the motor and reducer, align the motor shaft keyway perpendicular to the tightening bolts. To ensure even force distribution, first screw on the mounting bolts at any diagonal position, but do not tighten them completely. Then screw on the other two diagonal mounting bolts, and finally tighten all four mounting bolts one by one. Finally, tighten the tightening bolts. All tightening bolts must be tightened and checked using a torque wrench according to the specified fixed torque data.

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