🎨Writing/Drawing

Table of Contents

1) Set up for First Use

2) Drawing & Writing Workflow

3) Fix the Paper

4) Set Work Height

5) Generate G-code

6) Start Drawing

7) Use Touchscreen to draw built-in stickers

8) Other resources

1. Set up for First Use

Read the Quick Start Guide to check the items, assemble the module and set up DexArm for the first use. You can also watch the Video Tutorials on our website to learn how to use DexArm.

2. Drawing & Writing workflow

1) Fix the Paper

2) Set Work Height

3) Generate G-code

4) Start Drawing

3. Fix the Paper

3.1 With taps

3.1.1 Put the paper 15cm in front of the robot arm.

3.1.2 Fix the four corners with taps.

3.2 With magnets

Magnetic board and magnets are available from Amazon, such as:

Magnetic Dry Erase Board

Strong Neodymium Disc Magnets

3.2.1 Place the magnetic board 15cm in front of the robot arm;

3.2.2 Fix paper on the board with magnets.

3.3 With clipboard

3.3.1 Put clipboard 15cm in front of the robot arm,

3.3.2 Fix the paper with the clip,

4. Set Work Height First

4.1 With Rotrics Studio

4.1.1 Switch to "Write/Draw" panel and click Control

4.1.2 Set Work Height

A. Click Control and click HOME button on the right side to initialize the arm, click "Z-" button to lower pen height, keep adjusting until the nib touches the paper.

B. Click Set Work Height to set this point as the work height.

4.2 With Touchscreen

4.2.1 Click Basic > HOME to initialize DexArm.

4.2.2 Click 3D print > Set Work Origin.

Select Accuracy and click - (Minus )to adjust pen height, keep adjusting until the nib touches the paper.

Click Set Origin to set this point as Work Origin.

5. Generate G-code

5.1 Import prepared file.

Click G-code, choose preset stickers, or enter texts or upload SVG images

STICKER: preset stickers, click to load into canvas.

SVG: upload SVG files to draw images.

TEXT: enter texts, suitable for writing letters or greeting cards.

5.2 Adjust the image size and position.

Drag the image to the target position, but it's recommended to keep it on X0 Y300 and move the paper/drawing board to get the biggest work area.

We can also adjust the image size by changing the Width and Height value.

5.3 Set working parameters.

5.3.1 Set work speed and jog speed and pen offset.

Jog Speed: this is the speed of DexArm travel without drawing, the suggested jog speed for write/draw is 4000 mm/min.

Work Speed: this is the working speed of DexArm, the suggested speed for write/draw is 4000 mm/min.

Pen offset: this is the height that DexArm moves up during travel, the suggested pen height is 10mm.

5.4 Generate G-code

Click Generate G-code button to generate G-code.

6. Start Drawing

6.1 Start Drawing with Rotrics Studio

Click Start Send to start Drawing.

6.2 Use Touchscreen to start writing/drawing

6.2.1 Copy the G-code file into theg-codefolder of the SD card.

6.2.2 Connect the Arm and touchscreen with a Dual Type-c cable.

6.2.3 ClickSD Card, choose your G-code and clickStart to start writing/drawing.

You can Pause or Stop the Arm during working.

7. Use Touchscreen to draw built-in stickers

7.1 Connect the Robot Arm to Touchscreen with a Type-C to Type-C cable.

7.2 Click Basic -> HOMEto initialize DexArm.

7.3 Click Setting ->Pen Position, and adjust the pen position.

Choose movement accuracy, clickDownto lower the pen height. Keep adjusting until the nib touches the paper. ClickSaveto record the writing/drawing start height.

6) Start Drawing

Return to the homepage, clickDrawand choose a stick, then clickChoose -> Startto start.

You can Pause or Stop the Arm during working.

Other Resources