edits

UrumbotXY-Fall2022/README.md

@@ -28,9 +28,18 @@ Complete Bill of Materials (BOM) [here](https://docs.google.com/spreadsheets/d/1
 ## Assembly of XY axes.
 
 ### Assemble y-plates
+<img src=img/y_bottom.jpg width=300>
+<img src=img/y_top.jpg width=300>
+<img src=img/y_double_side.jpg width=300>
+<img src=img/y_single_side.jpg width=300>
+
 
 ### Assemble xy-plate and table
 
+<img src=img/corexy_pen.jpg width=100%><br>
+<img src=img/corexy_pen.jpg width=100%><br>
+<img src=img/corexy_pen.jpg width=100%><br>
+
 ### Assemble motor on motor mount.