Page 208 - CNC Robotics

Chapter 9 / Motor and Lead Screw Installation

If you did these steps correctly. the motor shou ld be able to move
the gantry fro m one end of the x- axls to the other w it hout bind-
ing. If the lead screw binds. the motor will stall and lose steps so
that w hatever yo u are try ing to make will not turn out as expect-
ed. The step-syn motors are strong enough to ru n this axis at 10
inches per min ute w it hout stalling.

V-axis

Run a piece of acme screw 55 inches long through one side of the
gantry ho le and th rough the nut ho lder location on the y-s lide.
Turn a nut onto the acme screw and insert it into the holder loca-
tion at th e y-slid e (see Figure 9. I 6).

Figure 9.16
Inserting acme screw.

If your threads match. tighten the nut, or drill a coup le of holes
beside the nut and insert two screws to keep the nut in place (see
Figure 9. I 7).

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