Smoothness and absence of ripple are crucial for the printing of elaborate color pictures on reusable servo motor gearbox plastic-type material cups available at fast-food chains. The color image comprises of millions of tiny ink spots of many colors and shades. The complete cup is printed in one complete (unlike regular color separation where each color can be imprinted separately). The gearheads must operate smoothly enough to synchronize ink blankets, printing plates, and cup rollers without introducing any ripple or inaccuracies that may smudge the image. In cases like this, the hybrid gearhead decreases motor shaft runout mistake, which reduces roughness.
At times a motor’s capability could be limited to the main point where it requires gearing. As servo manufacturers develop more powerful motors that can muscles applications through more complicated moves and produce higher torques and speeds, these motors need gearheads equal to the task.
Interestingly, no more than a third of the movement control systems operating use gearing at all. There are, of program, reasons to do therefore. Using a gearhead with a servo electric motor or using an integrated gearmotor can enable the use of a smaller motor, therefore reducing the machine size and cost. There are three major advantages of going with gears, each which can enable the use of smaller motors and drives and for that reason lower total system cost:
Torque multiplication. The gears and amount of teeth on each gear develop a ratio. If a engine can generate 100 in-pounds of torque, and a 5:1 ratio gear head is attached to its output, the resulting torque will become near to 500 in-lbs.
Whenever a motor is operating at 1,000 rpm and a 5:1 ratio gearhead is attached to it, the acceleration at the output will be 200 rpm. This speed decrease can improve system efficiency because many motors do not operate effectively at suprisingly low rpm. For example, consider a stone-grinding mechanism that will require the motor to perform at 15 rpm. This slow velocity makes turning the grinding wheel tough because the motor tends to cog. The variable resistance of the stone being ground also hinders its simple turning. With the addition of a 100:1 gearhead and letting the electric motor run at 1,500 rpm, the engine and gear mind provides smooth rotation as the gearhead output provides a more constant force with its output rotating at 15 rpm.
Inertia matching. Servo motors 
generate more torque in accordance with frame size thanks to lightweight components, dense copper windings, and high-energy magnets. The effect is greater inertial mismatches between servo motors and the loads they want to control. The usage of a gearhead to better match the inertia of the electric motor to the inertia of the load can enable the usage of a smaller engine and outcomes in a more responsive system that’s easier to tune.