Flexbot design

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(Design overview hardware)
 
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* Two linear actuators to control the motion of the robot's body.
 
* Two linear actuators to control the motion of the robot's body.
 
* A linear actuator to adjust heading angle on the wheel.
 
* A linear actuator to adjust heading angle on the wheel.
Each of the legs are interfaced and controlled by two μ-processor boards (Teensy 3.2 and 3.5). The boards are currently placed on matrix boards where other hardware components (IMU, motor driver, etc.) are accessible from.
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Each of the legs are interfaced and controlled by μ-processor boards (Teensy 3.5).
Each leg is split up in two parts which are presented as the [[#Lower leg hardware design|lower leg]] and the [[#Upper leg hardware design|upper leg]]. The hardware design for robot's body is presented  [[#Body hardware design|here]].
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Each leg is split up in two parts which are presented as the [[#Ankle hardware design|ankle configuration]] and the [[#Knee hardware design|knee configuration]]. The hardware design for robot's body is presented  [[#Body hardware design|here]].
  
==Lower leg hardware design==
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A complete 3D model of the robot is available using the online CAD software Onshape.com - JCA should be contacted for sharing and editing the model.
The lower leg configuration currently includes:
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* Angled DC motor to run the wheel - model IG42-CRGM
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* SyRen 10 motor driver
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* Teensy 3.2 μ-processor board
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* Pololu 24V to 5V voltage regulator - model D24V22F5
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* Firgelli L12-50-210-12-I linear actuator
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The schematic for the lower leg is shown in Figure 1 and can be forked and edited using the free online e-CAD design tool Upverter. Link to the project on Upverter is given [https://upverter.com/DTUAutomationControlFlexbot/97591cdad92a1840/Teensy_Wheel_Configuration/ here].
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Each leg part is connected with a two parallel stretches (mostly carbon tubes), each 4 carbon tubes, from foot to knee and from knee to hip (see also
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[[Flexbot 3D print]]).  
  
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[[File:tube_geometry.png]]
  
[[File:Teensy Wheel Configuration.png|1050px]]
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Figure 1. Basic geometry for both upper and lower leg.
  
Figure 1: Schematic for the lower leg for the Flexbot.
 
  
==Upper leg hardware design==
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----
  
==Body hardware design==
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--[[User:Jca|Jca]] ([[User talk:Jca|talk]]) 13:01, 9 June 2018 (CEST)

Latest revision as of 13:01, 9 June 2018

Back to Flexbot main page

[edit] Design overview hardware

Each "leg" of the flexbot consists of 4 actuators.

  • An angled DC motor to control the wheel.
  • Two linear actuators to control the motion of the robot's body.
  • A linear actuator to adjust heading angle on the wheel.

Each of the legs are interfaced and controlled by μ-processor boards (Teensy 3.5). Each leg is split up in two parts which are presented as the ankle configuration and the knee configuration. The hardware design for robot's body is presented here.

A complete 3D model of the robot is available using the online CAD software Onshape.com - JCA should be contacted for sharing and editing the model.

Each leg part is connected with a two parallel stretches (mostly carbon tubes), each 4 carbon tubes, from foot to knee and from knee to hip (see also Flexbot 3D print).

Tube geometry.png

Figure 1. Basic geometry for both upper and lower leg.



--Jca (talk) 13:01, 9 June 2018 (CEST)

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