Home Page
H834 Catalog Page
Techno Linear Motion Catalog 5 Technical Information Conversion Units .................................................................................  6 Terms and Definitions .........................................................................  7 Basic Engineering Information ..........................................................  9 Drive Mechanisms................................................................................11 Lead Screws ....................................................................................11 Ball Screws ......................................................................................12 Selecting and Sizing Screw Drive Systems ...................................13 Travel Rate Vs. Length, Lead Screws............................................14 Load Vs. Length, Lead Screws  ......................................................15 Load and Speed Limits, Ball Screws .............................................16 Ball & Acme Screw Assembly Life Expectancy .............................18 Load Bearing Mechanisms .................................................................19 Plain Bearings .................................................................................19 Rolling Element Bearings ...............................................................19 Radial Ball Bearings ........................................................................20 Thrust Ball Bearings ........................................................................20 Linear Bearings ...............................................................................21 Roller Bearings ................................................................................23 Selecting and Sizing Bearing Systems ..........................................23 Motors and Encoders ..........................................................................25 Stepper Motors ................................................................................25 Servo Motors ...................................................................................26 Rotary Optical Encoders .................................................................27 Sizing Stepper Motors.....................................................................28 Sizing Servo Motors ........................................................................33 Control and Electronics ......................................................................35 Input and Output Devices ...............................................................35 Stepper Motor Drivers .....................................................................36 Servo Motor Drivers ........................................................................36 Stepper Control ...............................................................................37 Servo Control...................................................................................38 Wiring .....................................................................................................39 Grounding ........................................................................................40 Electric Noise...................................................................................40 Choosing Between Stepper and Servo Motors ...............................41 Selecting a Ball Screw Driven Slide ..................................................42 Selecting a Belt Drive Slide ................................................................46 Application Examples .........................................................................49 Fax Your Design Requirements .........................................................51 Table of Contents