Positron V3.2 - Base Plate 1
This guide will contain instructions for building the base plate (part 1) for the Positron V3.2.
Contents
- 1. Parts to Print(1 step)
- 2. Installation(16 steps)
1. Parts to Print
Before you start to assemble, please make sure you have these parts printed.
Printed Parts
ABS filament is recommended for printing these parts.
Rear Idler Tensioner Block x1
Light Bar Bracket Rear x1
Light Bar Bracket Front x1
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2. Installation
Prepare the Base Plate Cover
Turn the base plate over and install M3x8 BHCS screws in the indicated holes.
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Install Standoffs
Secure the screws with standoffs. Use M3x8x7x10 standoffs in the holes (red arrows), and use M3x8x7x15 standoffs in the holes (yellow arrows).
Align the flat side of the taller standoffs with the edge of the base plate. Otherwise it may influence the following assembly of the light guide strips.
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Install the Z Joint Base Block
Attach the Z joint base block to the foot of the bae plate.
Secure the with M4x10 BHCS screws.
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Install the Printed Parts
Install M2.5x3x4 heatset inserts into the printed rear light bar bracket.
Position the printed front and rear light bar brackets into the middle standoffs as shown in the picture.
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Prepare the Printed Tensioner Block
Install M3x6x5 heatset inserts in the top holes of the printed rear idler tensioner block.
Insert an M3x6 hex female standoff into the middle hole.
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Prepare the Linear Rail
Slide the tensioner block to the linear rail.
Position it on the third hole as shown in the picture.
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Install the Linear to the Standoffs
Position the linear to the standoffs and align the holes.
Secure the linear rail with M3x8 SHCS screws as indicated in the picture.
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Install A Screw
Install an M3x20 SHCS screw in the indicated hole.
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Prepare the Motors
Put the motor plates on top of the motors and secure with M3x6 BHCS screws.
Install the hex standoffs in the indicated holes.
Be sure to wires are facing in the orientation as shown in the pictures.
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Position the Motors
Position the motors to the standoffs and align the holes of the plates with the standoffs. Secure with M3x8 BHCS screws.
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Install Screws into the Base Plate
Use M2.5x4+5 standoffs in the indicated holes.
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Add the Thermal Silicone Pads
Turn the board over and stick the thermal silicone pads to the spots as shown in the image.
Remove the plastic film on both sides of the thermal pads
Align the four holes of the Positron board with the holes of the base plate, and secure using M2.5x4 SHCS screws.
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Install the Switch PCB
Position the PV3 switch board on the standoffs and secure with M2.5x4 SHCS screws.
Make sure the black and red wires go to the corresponding colored terminals as shown in the picture.
The wires need to be positioned as close to the bottom of the plate as possible. Don't let them curl up. Otherwise it may affect the following assembly of the front LED PCB.
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Wire Connection
Plug the female connectors of the X and Y motors into the corresponding male connectors as shown in the picture.
You can use a zip tie to help manage the wires of the motors.
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Install the Rubber Feet
Install the rubber feet into the four corners on the back of the base plate.
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Assembly Complete
Now you have completed the assembly of the base plate.
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