Introduction:
This is a scara robot,motion part used 42 step motors and 9g servo, used aduino mega 2560 and ramps1.4 broad,other parts you can print by your 3D printer,working range is A4(210mm*297mm),used standard G code,function is Writing and drawing.

drawbot repetition precision test：https://youtu.be/NTBxLTUPyTU
write chinese word： https://youtu.be/tPbYbp5LPhs

gcode make software：
http://lasergrbl.com/en/
other gcode maker you can try inkscape
1.https://pan.baidu.com/s/1Gzfi1ULvRPiqjJOtD2ffuQ

gcode sender is proterface:
https://pan.baidu.com/s/1TSi80GMqwPtUj-DoR1g3bA

If same control instructions is Incompatible,Pls change the gcode by manual modification

More course see：https://www.arduino.cn/forum.php?mod=viewthread&tid=81743&page=2#pid418724

Change record(Continuous updating):
1.first release 2018.9.12
2.update MBOM 2018.9.14
Be careful，the limit switch must be often closed type
3.update base to solve interference issue 2018.9.16
4.update assemble manual 2018.9.19
5.update new pen holder 2018.9.29
your need new parts for new pen holder as follow
Φ4X40mm Optic axis 2
8X4X10mm Copper sleeve 2
6.update Control instructions 2018.9.29
7.update bom，the length of the tube is not right for old bom 2018.9.30
8.update English and Chinese firmwire,update drawbot tutorial 2018.11.3

Tip designer:
https://paypal.me/mgdreamtechnology
Alipay:13980824733

代码和教程后续会更新，可以关注arduino中文论坛直播贴

简介：
桌面级scara机械臂，运动机构为两个42步进电机和一个9g舵机，控制板为mega 2560 和ramps 1.4，其他部件主要为3D打印件，工作范围为A4纸，使用国标G代码，目前可以实现写字画画功能。

Introduction:
This is a scara robot,motion part used 42 step motors and 9g servo, used aduino mega 2560 and ramps1.4 broad,other parts you can print by your 3D printer,working range is A4(210mm*297mm),used standard G code,function is Writing and drawing.

free play

10h