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Catalog 

Disclaimers

01

Disclaimers

02

Welcome

03

Characteristics

04

Contents

05

Assembly 

06

Wiring schematic

07

Mainboard Module

08

Install Driver & Software

14

Q&A

Before operating the ROBO CNC, please read the instruction manual carefully. This is to 

avoid undesirable results that may damage the CNC machine or cause personal injury. 

Anyone operating a CNC machine should know and understand the content of this 

manual.

1. COMGROW cannot verify and ensure that you are assembling the ROBO CNC correctly. We are not 

responsible for and expressly disclaim liability for loss, injury, damage or expense associated with the 

assembly, handling, storage, use or other disposal of the product.

2. The information in this manual is provided without warranty of any kind, either expressed or implied.

3. Please be careful when using the CNC machine. This machine is an electrical device with moving parts and 

dangerous areas.

4. The ROBO CNC machine is for indoor use only.

5. You must be 18 or older to operate this machine, unless under the supervision of an adult skilled in the 

use of this machine.

6. Please wear appropriate personal protective equipment (safety glasses, etc.).

7. Please place the CNC machine on a stable surface.

8. ROBO CNC machine provides switchable power supply 230 VAC or 110 VAC. It is forbidden to use different 

power supply, it may lead to machine malfunction or even damage.

9. Please make sure that the emergency stop button is functional at all times.

10. Do not disassemble the power supply or electrical components. This will void the warranty.

11. Do not touch the machine spindle or place any body part near the work area while the machine is 

running.

12. Please do not allow children near the machine, as damage may occur even if the CNC machine is not 

working.

13. Please do not run the machine unattended.

14. Please make sure your CNC machine is in a well ventilated area. Some materials may emit fumes during 

operation.

01

01

02

03

04

05

09

12

14

Off-line controller

10

24

11

Tool setting gauge block

23

09

Operation precautions 

22

12

Laser engraving

28

32

13

Routine maintenance

31

Routine maintenance

Summary of Contents for CNC Carving Machine

Page 1: ...User Manual V1 1...

Page 2: ...y 5 You must be 18 or older to operate this machine unless under the supervision of an adult skilled in the use of this machine 6 Please wear appropriate personal protective equipment safety glasses e...

Page 3: ...D printing laser cutting and CNC will release in May 2021 milling magic happen Contact us Thanks again for using our CNC engraving products if you encounter any problems during the use we will reply y...

Page 4: ...Buckle Clamps 4 SD Card USB cable Tool setting gauge block Spindle Tool holders offline control handle XZ axis gantry Protective baffle Plug 24V 5A Adapter offline control handle cable Remove the two...

Page 5: ...back side panel x1 g M5X12 Screw x6 h XZ axis gantry x1 f M5X12 Screw x2 h g e Use two M5 12 screws f to secure the back side panel e to the rear of the Y axis base Using six M5 12 screws g secure th...

Page 6: ...to secure the collet Note Don t lock the screw too tightly to avoid damage to the collet After holding the collet open slide down the spindle motor Note Do not block the spindle fan outlet with the Z...

Page 7: ...ng the material PVC wood acrylic or other plastic boards on the table of the engraving machine with clamps Note Make the screws supporting the profile plane and the thickness of the engraving material...

Page 8: ...mode can adjust the spindle speed the motherboard default wiring in this mode A up B down for the relay mode can not adjust the spindle speed you need to use an external current greater than on the m...

Page 9: ...ber for example COM12 If there are multiple USB serial ports right click each one and check the manufacturer the machine will be CH340 1 Install the driver 1 If you are using it for the first time you...

Page 10: ...onnected is displayed connection fails if Port Opened is displayed connection is done 2 Select Grblcontrol Candle_1 1 7 1 You can obtain this software from others or you can use our complimentary soft...

Page 11: ...1 Select file from the menu bar then select Open 3 Select test file 4 Click the 40X40 3 175 nc 5 Grblcontrol software Interface introduction Coordinates movement X Y Z operating button Manual control...

Page 12: ...stop click Reset and the status will change to Alarm Click Unlock and the status will change to IDLE The machine will return to normal status 20 21 7 Start Running Observe the tool path operation wind...

Page 13: ...kness of the tool setting gauge into the parameters and the system will automatically shift the zero position down to the depth of the thickness of the tool setting gauge when executing the file so th...

Page 14: ...the OK key to start engraving Notice If you want to run the CNC machine with an offline controller you must first disconnect the USB cable from the controller board 4 Interface introduction A Off lin...

Page 15: ...ion Z axis positive direction Z axis negative direction Spindle On Off Long press to exit 26 27 D File Page Press key Y or Y to select file Press key OK to Enter Press key OK to Confirm cave Press key...

Page 16: ...File and select the engraving file 1 If you are using it for the first time you need to install the software Open the SD card select LaserGRBL Control Software 2 Select install exe start the installa...

Page 17: ...he screw may become loose after long time use 8 If you need to use relay mode it is recommended that the current of external power supply should be more than 12A 9 In laser engraving mode the focal le...

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