twotrees TTC 450 User manual

Safety Warning:
1. When using the machine for the first time, please make sure that the machine installation is firm.
2. When danger occurs, press the emergency stop button quickly.
3. Wear safety glasses when operating the machine.
4. Please use a brush to remove debris, do not blow with your mouth.
5. Be careful with sharpness when using Milling tools or sanding workpieces.
6. Install Milling tools, make sure it is solid.
7. When loading and unloading, setting knife, measuring and cleaning, please make sure that the machine must be stopped before operation.
8. Do not wear cotton gloves during operation.
9. Do not place measuring tools or other sundries within the scope of the workbench.
10. Clamp the workpiece firmly, do not start engraving when it cannot be loosened or not clamped.

- Part List------------------------------------------------------------------------------------------------------------------------------------------02
- Know Your CNC Machine -------------------------------------------------------------------------------------------------------------------05
- Set up TTC450 ---------------------------------------------------------------------------------------------------------------------------------06
- Installation of milling cutter-----------------------------------------------------------------------------------------------------------------25
- Fixture installation-----------------------------------------------------------------------------------------------------------------------------26
- Operation Guide -------------------------------------------------------------------------------------------------------------------------------27
- After-Sales Service -----------------------------------------------------------------------------------------------------------------------------32
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TTC450 Part List

2
TTC450 Part List
ESP32 control box + drag chain*1
USB data cable*1
Power adapter*1
Z-axis assembly*1
775 spindle motor*1
Power cord*1
Left Y-axis assembly*1
Right Y-axis assembly*1
2020 Rear Crossmember*1
2040 Bottom Crossbeam*1
2020 Bottom Crossmember*2
X-axis assembly*1
Left Y-axis shield*1 TS35 touch screen kit*1
2020 Front Crossmember*1

Protective glasses*1
Y-axis limit switch*2775 motor chuck*1 Fixture*6
X-axis stepper motor*1Density plate*2
Z-probe*1
Brush*1
V-shaped cutter*1 Milling cutter*1
Rubber foot pad*4 30 degree carving cutter*10
Coupling*1 ER-11 6MM collet*1
X-axis limit trigger plate*2
3
File*1
SD card*1 card reader*1
X-axis limit switch*1
Mainboard fixing piece*2
TTC450 Part List
polypropylene sheet

4
Cup head M5X12 screws*2 Cup head M5X20 screws*4
M5X12 screws*4 M5X20 screws*22
Cup head M5X50 self-
tapping screws*8
M5X30 screws*16
M4X25screws*4
T-nut 20-M5*4
M3X5 screw*10
M5X6 screws*7
Cup head M3X6 screws*4 M4X6 screws*2
M5X15 screws*15
Cup head M3X40 screws*2
Nylon tie*10
Profile seal*18
One-way screwdriver*1Open-end wrench*3 Oblique pliers*1
TTC450 Part List
Hexagonal wrench*4

5
1.Z-axis motor
2.T8-4 Screw
3.775 spindle motor
4.4080U side profile
5.Emergency stop switch
6.DC power interface
7.USB interface
8.TF card slot
9.Engraving platform
10.TS35 touch screen
11.Power switch
12. Limit switch
13.Drag chain
14.X-axis motor
15.Y-axis motor
16.Rubber feet
①
②
③
⑯
⑤
⑥
⑦
⑧
⑨
⑩
④
⑬ ⑭
⑮
⑫
TTC450 Know Your Engraving Machine
⑪

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Step 1
-2020 front crossbeam*1
-2020 rear crossmember*1
-2020 bottom crossmember*2
-2040 bottom crossmember*1
-Rubber feet*4
-M5X30 screws*8
-M4X25 screws*4
-2.5 hexagonal wrench
-3.0 hexagonal wrench
Required parts
When the frame is installed with the profile plane facing upwards,
pay attention to the direction of the left side 2020 profile.
Frame Installation
TTC450 Set up TTC450

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Step 2
-Density plate*2
-M5x20 screws*20
-3.0 hexagonal wrench
Required parts
With the surface of the density plate facing upward, screw
20 screws through the density plate into the profile.
Platform Installation
TTC450 Set up TTC450

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Step 3
-Left Y-axis assembly*1
-Right Y-axis assembly*1
-M5X30 screws*8
-M5X20*2
-3.0 hexagonal wrench
Required parts
Lock in the front left and right Y-axis
assembly with M5*30 screws first
M5* 20 screws to lock both
sides of the back of the machine
Note: All M5X30 screws are screwed
into the holes and then locked.
Y-axis installation
TTC450 Set up TTC450

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Step 4
-X-axis stepper motor*1
-Cup head M3X6 screws*4
-Coupling*1
-2.0 hexagonal wrench
Required parts
Left Y-axis assembly into the stepper motor, note
that the motor wiring port facing down
Coupling sleeve into the motor shaft, headless
hexagon thread pressed into the motor shaft flat
side
X-axis motor installation
TTC450 Set up TTC450

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Step 5
-X-axis assembly*1
-M5X15 screws*4
-3.0 hexagonal wrench
Required parts
Note the orientation of the X-axis,
with the nut end facing up.
X-axis installation
TTC450 Set up TTC450

Step 6
-X-axis assembly*1
-M5X15 screws*4
-2.0 hexagonal wrench
-3.0 hexagonal wrench
Required parts
①Push the X-axis carriage to the left and expose the screw about 5cm
②Manually turn the left Y-axis to align the left and right Y-axis
③M5X15 lock the right side of X-axis profile
④Push the X-axis carriage to the right, insert the screw into the
coupling, and hold the screw by the headless hexagon thread
X-axis installation
TTC450 Set up TTC450
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Step 7
-M5X20 cup head screws*4
-Z-axis assembly*1
-2.0 hexagonal wrench
-4.0 hexagonal wrench
Required parts
2.0 hexagonal wrench loosen the two
headless hexagon thread of the
coupling.
The carriage moves down to reveal the
screw hole and lock the screw
Move the carriage up to expose the
screw hole, lock the screw.Insert the
screw back into the coupling after the
headless hexagon thread top tighten
the screw
Z-axis installation
TTC450 Set up TTC450
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Step 8
-X-axis limit switch*1
-M5X15 screws*2
-3.0 hexagonal wrench
Required parts
Screw the M5X6 screw through the x limit fixing plate and then
into the T-nut.
Insert it into the profile slot on the back of Z-axis and tighten it.
X-axis limit installation
TTC450 Set up TTC450
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Step 9
-M5X6 cup head screws*2
-T-nut 20-M5*2
-X-axis limit trigger plate*2
-3.0 hexagonal wrench
Required parts
Insert M5X6 screws through the X-axis limit trigger
plate and then screw into the T-nuts.
Insert it into the profile slot at the bottom of both ends of
the X-axis and tighten it.
X-axis limit trigger plate installation
TTC450 Set up TTC450
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Step 10
-M5X6 screws*2
-Y-axis limit switch*2
-3.0 hexagonal wrench
Required parts
Installation of Y-axis limit switch
M5X6 screws are screwed into the profile after passing through the limit switch.
Wire length 60CM Wire length 5CM
TTC450 Set up TTC450
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Step 11
-M3X5 screws*5
-M4X6 screws*2
-2.0 hexagonal wrench
-2.5 hexagonal wrench
Required parts
Drag chain installation
① ② ③
Lock in the order of ①, ②, and ③.
TTC450 Set up TTC450
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Step 12
-M3X5 screws*2
-M5X6 screws*2
-T-nut 20-M5*2
-Mainboard fixing piece*2
-2.0 hexagonal wrench
-3.0 hexagonal wrench
Required parts
Control box installation
First, screw the M5X6 screw through the motherboard fixing piece and
then screw in the T-nut.
Insert it into the profile slot and tighten it slightly. Lock M3X5 screw
first and then tighten M5X6 screw.
M3X5 screws
TTC450 Set up TTC450
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Step 13
-M3X5 screw*1
-Cuphead M3X40 screws*2
-Left Y-axis guard*1
-2.0 hexagonal wrench
-2.5 hexagonal wrench
Required parts
Y-axis guard and drag chain installation
①first Y-axis limit switch connected to the control box terminals to plug the
wireless sequence requirements
②Snap the drag chain of one end of the control box into the left Y-axis guard plate.
③M3X40 screws are locked through the profile.
④M3X5 screws lock the control box and the guard plate.
③
④
①
②
TTC450 Set up TTC450
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