Motorized Ball Screw Assembly

Ball Screws with integrated motors (Mobo Series) are the choice when confined space doesn’t allow for conventional motor and shaft coupling arrangement.   Not only is there a space saving advantage but it also reduces the component count.  No need to purchase a shaft coupling.

These products incorporate a C7 grade ball screw with a 5 phase stepper motor making this a very economical product for your motion system.

  • Compact and Integrated Design: By integrating the motor and ball screw, these assemblies minimize overall footprint, making them ideal for space-constrained applications. This also simplifies assembly and reduces the number of components.
  • Pre-aligned and Tested: Motorized ball screw assemblies are typically supplied pre-aligned and tested, ensuring optimal performance right out of the box. This reduces installation time and potential alignment issues.
  • Optimized Performance: The motor and ball screw are often specifically matched to each other, optimizing parameters such as torque, speed, and positional control. This ensures that the motor can effectively drive the ball screw for the intended application.
  • Simplified Control: With the motor integrated, control systems can be simpler and more direct, as there’s no need to consider external couplings or complex transmission elements.
  • Reduced Backlash Options: Many motorized assemblies incorporate anti-backlash nuts or preloaded designs to virtually eliminate backlash, further enhancing positional accuracy.
  • Variety of Motor Types: These assemblies can be fitted with various motor types, including brushed DC motors, stepper motors for open-loop control and high holding torque, and servo motors for closed-loop, high-dynamic performance applications.

Footprint

Screw Diameterranging from 4.0 to 8.0 mm
Screw Lead (pitch)ranging from 1.0 to 12.0 mm
Screw MaterialHigh Alloy Steel
Screw Accuracy GradeC7
Axial Playless than 20 microns for TMB Series
less than 30 microns for 2TMB Series
Screw EndsNon Driven side machined for support bearing

Mobo Motorized Ball Screw options

Available Options

MOBO Part NumbersPriceQuantity 
TMB0401$519.57
TMB0504$531.07
TMB0601$519.57
TMB0602$531.07
TMB0606$556.36
TMB0801$544.86
TMB0802$519.57
TMB0805$531.07
TMB0812$544.86
2TMB0801$436.81
2TMB0802$429.91
2TMB0805$441.41
2TMB0812$457.50

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