Difference between revisions of "EShapeoko 1.2 Assembly: X carriage"

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between the Vs of the MakerSlide, so please be careful to use the correct washers.
 
between the Vs of the MakerSlide, so please be careful to use the correct washers.
  
To assemble this, it's easiest to do one bolt at a time, following the top exploded
+
To assemble this, it's easiest to do the front plate first, one bolt at a time, following
drawing, and temporarily add a nut to hold those parts together.  Do all eight bolts,
+
the top exploded drawing.  Temporarily add a nut to hold those parts together.  Do all
then lay the plate down, Z V-wheels down,
+
eight bolts, then lay the plate down, Z V-wheels down.  Remove the nuts.  Offer the rear
and remove the nuts.  Offer the motor plate with the motor and idlers, and lower it
+
motor plate (the one with the motor and idlers), and lower it
on the bolts, guiding them in the correct holes.  Finish by adding the eccentric spacers,
+
on the bolts, guiding them into the correct holes.  Finish by adding the eccentric spacers,
 
washers and nuts on the back of the carriage.
 
washers and nuts on the back of the carriage.
  
Here's what goes on each bolt (two of each, eight total):
+
For reference, here's what goes on each bolt (two of each, eight total):
; A. Fixed X V-wheels: 70 mm screw • washer • front plate • thin washer • V-wheel • washer • washer • long spacer • thin washer • washer • V-wheel • washer • rear plate • washer • nut;
+
; A. Fixed X V-wheels (red): 70 mm screw • washer • front plate • thin washer • V-wheel • washer • washer • long spacer • thin washer • washer • V-wheel • washer • rear plate • washer • nut;
; B. Adjustable X V-wheels: 90 mm screw • washer • eccentric spacer • front plate • thin washer • V-wheel • washer • washer • long spacer • thin washer • washer • V-wheel • washer • rear plate • eccentric spacer • washer • nut;
+
; B. Adjustable X V-wheels (blue): 90 mm screw • washer • eccentric spacer • front plate • thin washer • V-wheel • washer • washer • long spacer • thin washer • washer • V-wheel • washer • rear plate • eccentric spacer • washer • nut;
; C. Fixed Z V-wheels: 90 mm screw • washer • V-wheel • washer • short spacer • washer • front plate • washer • long spacer • long spacer • washer • rear plate • washer • nut;
+
; C. Fixed Z V-wheels (yellow): 90 mm screw • washer • V-wheel • washer • short spacer • washer • front plate • washer • long spacer • long spacer • washer • rear plate • washer • nut;
; D. Adjustable Z V-wheels: 90 mm screw • washer • V-wheel • washer • washer • eccentric spacer • front plate • washer • long spacer • long spacer • washer • rear plate • washer • nut.
+
; D. Adjustable Z V-wheels (purple): 90 mm screw • washer • V-wheel • washer • washer • eccentric spacer • front plate • washer • long spacer • long spacer • washer • rear plate • washer • nut.
  
 
== Single X Rail ==
 
== Single X Rail ==

Revision as of 13:39, 2 July 2014

For this step, you will need the fourth motor plate, the rear X motor plate with the motor and idlers attached from two steps ago, and the remaining parts in Pack 5.

Dual X Rail

Take a deep breath...

Front and middle of the X carriage
Rear of the X carriage
Position of V-wheels on the X carriage, as seen from the front (red: fixed X V-wheels; blue: adjustable X V-wheels; yellow: fixed Z V-wheels; purple: adjustable Z V-wheels)
Item Part Number Part Description Count
1 EM-S5-70 M5 70mm cap screw 2
2 EM-S5-90 M5 90mm cap screw 6
3 EM-W5 M5 washer (form A) 48
4 EM-MES Eccentric spacer 6
5 EM-W5B M5 washer (form B) 8
6 Assembled V-wheel 12
7 EM-D5-16b M5 25.4mm aluminium spacer 2
or
EM-D5-16a M5 25.4mm spacer (thick)
8 EM-D5-04b M5 6.35mm aluminium spacer 2
or
EM-D5-04a M5 6.35mm nylon spacer (thick)
9 EM-LMP Motor plate 1
10 EM-N5 M5 hex nut 8
11 Assembled rear X motor plate 1

Part 5 (shown in orange) is EM-W5B (form B M5 washer), which is thinner (0.75 mm) than the regular washers (0.95 mm). The thinner washers are packed in a separate bag, because they are otherwise hard to tell apart (they are not painted orange in real life). It is important to get the spacing of the X V-wheels exactly right, to match the distance between the Vs of the MakerSlide, so please be careful to use the correct washers.

To assemble this, it's easiest to do the front plate first, one bolt at a time, following the top exploded drawing. Temporarily add a nut to hold those parts together. Do all eight bolts, then lay the plate down, Z V-wheels down. Remove the nuts. Offer the rear motor plate (the one with the motor and idlers), and lower it on the bolts, guiding them into the correct holes. Finish by adding the eccentric spacers, washers and nuts on the back of the carriage.

For reference, here's what goes on each bolt (two of each, eight total):

A. Fixed X V-wheels (red)
70 mm screw • washer • front plate • thin washer • V-wheel • washer • washer • long spacer • thin washer • washer • V-wheel • washer • rear plate • washer • nut;
B. Adjustable X V-wheels (blue)
90 mm screw • washer • eccentric spacer • front plate • thin washer • V-wheel • washer • washer • long spacer • thin washer • washer • V-wheel • washer • rear plate • eccentric spacer • washer • nut;
C. Fixed Z V-wheels (yellow)
90 mm screw • washer • V-wheel • washer • short spacer • washer • front plate • washer • long spacer • long spacer • washer • rear plate • washer • nut;
D. Adjustable Z V-wheels (purple)
90 mm screw • washer • V-wheel • washer • washer • eccentric spacer • front plate • washer • long spacer • long spacer • washer • rear plate • washer • nut.

Single X Rail

TO DO (please use previous version of the instructions)

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