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Parallax, Inc.  

  Boe-Bot Tank Tread Kit (#28106)      

03/2004 

 

599 Menlo Drive, Suite 100 
Rocklin, California 95765, USA 
Office: (916) 624-8333 
Fax: (916) 624-8003 

 
General:
 [email protected] 
Technical: [email protected] 
Web Site: www.parallax.com 
Educational: www.stampsinclass.com 
 

 

 

Boe-Bot Tank Treads (#28106) 

Treaded Addition for the Boe-Bot 

 

 

Introduction 

 

Treads let the Boe-Bot to access more varied terrain such as carpet, small rocks or imperfect surfaces. 

This kit involves the removal of the Boe-Bots wheels and addition of a treaded drive train.  

 

 

Packing List 

 

Verify the contents of your Boe-Bot Tank Tread App Kit to include: 

 

 

Documentation 

 

(2) metal sides 

 720-28106 

 

(1) Plastic wheel set and (1) Rubber tread set 

 721-28106 

 

(2) Servo horn (standard or disk) - 

725-00013

 

 

(8) 4-40 Machine Screws, 1/4

 

 700-00028 

 

(6) 4-40 Machine Screws, 3/8

 

 700-00002 

 

(8) 4-40 Machine Screws, 7/8

 

 700-00007 

 

(22) 4-40 Nut 

 700-00003 

 

(2) 1.5

 screw 

 710-00008 

 

(2) 1.25

 standoff 

 713-00003 

If any parts are missing contact Parallax immediately for replacements. 

 

Tools Needed 

 

You will need a Philips screw driver, wrench and a 3/32

 drill (or Exacto type knife). 

 

 

Assembly 

 

From the set of wheels cut out the following and trim off any burs: 

 

 

(2) large wheels (with teeth) 

 

(2) large wheels (no teeth) 

 

(6) medium sized wheels (no teeth) 

 

The remaining wheels are not used. 

Содержание Boe-Bot Tank Treads

Страница 1: ...ist Verify the contents of your Boe Bot Tank Tread App Kit to include Documentation 2 metal sides 720 28106 1 Plastic wheel set and 1 Rubber tread set 721 28106 2 Servo horn standard or disk 725 00013...

Страница 2: ...ize 3 32 2 2 mm Figure 1 Modify Disk Horn with Drill or Knife Modify the disk servo horn by drilling or reaming the middle holes larger If using a knife ream from the top and bottom but leave material...

Страница 3: ...8 Screws to Wheels Attaching the 7 8 screws to the wheels 2 large and 6 medium in size Remove the wheels from your Boe Bot The servos should be mounted with the head toward the rear ball wheel as in F...

Страница 4: ...el Attach the remaining wheels by first tightening the nut on the wheel then loosening it a 1 3 a turn Mount with a nut on each side of the frame When the two nuts on each wheel are tightened check to...

Страница 5: ...y wheels bind loosen the nut and remount to maintain a small gap between the wheel and nut Stretch the tread over the wheels and the assembly is done P15 P14 P13 P12 P11 P10 P9 P8 P7 P6 P5 P4 P3 P2 P1...

Страница 6: ...Full Kit Memsic 2125 Accelerometer and the Boe Bot Tank Tread Kit Specifically you will be adding the following components to your Board of Education 2 Infrared transmitter assemblies 350 00017 2 Infr...

Страница 7: ...7 Parallax Inc Boe Bot Tank Tread Kit 28106 03 2004 Schematic 1 2 4 3 5 6 X Vss Vss P5 P4 5 Memsic 2125 Vdd Vss P0 220 Vdd Vss P9 220 P8 IR LED Vss 1 k P1 IR LED Vss 1 k...

Страница 8: ...Definitions LfIrOut PIN 8 left IR LED output LfIrIn PIN 9 left IR sensor input RtIrOut PIN 1 right IR LED output RtIrIn PIN 0 right IR sensor input LMotor PIN 13 left servo motor RMotor PIN 12 right...

Страница 9: ...e around obstacles GOSUB Read_IR_Sensors ON irBits GOSUB Forward Go_Left Go_Right U_Turn LOOP END Subroutines Check_Level PULSIN TiltY IsHigh yAxis check longitudinal tilt yAxis yAxis 100 filter readi...

Страница 10: ...n turn around IF yAxis YThresh THEN GOSUB Back_Up back up if flat terrain ENDIF PULSIN TiltX IsHigh xAxis check longitudinal tilt xAxis xAxis 100 filter reading IF xAxis 24 THEN turn left FOR pulses 1...

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