Web Guiding Fundamentals Webinar скачать в хорошем качестве

Web Guiding Fundamentals Webinar

00:00 Introduction 03:15 Web guiding Terminology: Steering, web tracking, edge guiding, contrast guiding, line guiding, lateral registration, 04:20 What does a web guide do? 04:49 Why we need web guides? Materials are not perfect, machine are not perfect, processes are not perfect and operators are not perfect 07:34 Where do we need to install a web guide? 07:51 An example of a location for a web guide. 08:34 Terminal web guides: Used at the end of the machine. They include unwind web guide, rewind web guide, shifting stand, shifting base, uncoil/recoil 09:35 Intermediate web guides: Used within the process or the machine. They include displacement guide, positive displacement guide, pivot frame, offset pivot guide, remotelty pivoted web guide, steering guide, steering roll, end pivoted web guide, center pivoted web guide and turnbars. 10:40 Normal entry rule: The fundamental principle of web guiding 13:14: Main components of a web guiding system: Sensor, controller, guide mechanism 15:44 Unwind web guiding 18:00 Rewind web guiding 19:46 Unwind and rewind guides design and installation considerations 22:40 Offset-pivot guide or displacement guide design 25:16 Displacement guide installation considerations 27:24 Displacement guide installation mistakes 29:27 Web wrap options around a displacement guide 31:40 Steering or remotely pivoted web guide design 34:35 Steering guide installation considerations 38:00 Steering guide installation mistakes 39:08 Steering guide web wrap options 41:17 End and center pivoted web guide design and installation considerations 42:27 Actuator terminology 43:00 Hydraulic actuator 44:06 Electro-mechanical actuators 44:34 Electro-mechanical actuator terminology 46:09 Actuator sizing factors 48:10 Sensor terminology 50:54 Why web position sensing is important for web guiding 51:30 Opposing beam sensor technology, fork type edge sensor 53:16 Fiber optic sensor technology 53:53 Web guide controller 54:41 Web guide controller terminology 55:20 Common web guide controller structure: Fixed gain proportional control 57:06 Model reference adaptive controller for web guiding 57:300 Roll-2-Roll controller control structure 58:15 Open loop lateral web dynamics: Step response 59:18 Closed-loop lateral web dynamics 1:00:28 Characterisitc of a good web guiding system 1:01:21 How accurately can we guide a web? 1:03:50 Factors affecting web guiding 1:04:08 Web guiding systm design requirements 1:04:38 Web guiding fundamentals summary For more info visit: https://r2r.tech/videos/web-guiding-f...