Skip to content

Section 5: Z-Axis Installation¶

CRP4848_Z-Axis_001

Parts and Tools Required¶

The following bags and parts will be used in this section:

(1) CRP1040-00 Linear Acme Axis
(1) CRP840-00-FAST-18.3
- (8) M8 x 25mm Flat Head Socket Screw
(1) Oldham Coupler

NEMA 23 applications:

(1) NEMA 23 Stepper Motor (NEMA 23 Applications)
(1) CRP840-00-FAST
- (4) M5 x 10mm Socket Head Cap Screw

NEMA 34 applications:

(1) NEMA 34 Stepper Motor (NEMA 34 Applications)
(1) CRP840-00-FAST
- (4) M6 x 16mm Socket Head Cap Screw

The following tools will be used in this section:

3mm Allen Wrench
4mm Allen Wrench
5mm Allen Wrench

5.1 Z-Axis Installation¶

CRP4848_Z-Axis_002

5.1.1.1¶

CRP4824_Z-Axis_003

Rotate Oldham coupler clockwise to position moving assembly at top of Z-Axis as indicated.

5.1.1.2¶

CRP4824_Z-Axis_004

Install Z-Axis on Gantry-to-Z adapter plate as indicated.

5.2 Motor Installation¶

Section Note

Continue to Section 5.2.1 if you are using a NEMA 23 electronics package.

Section Note

Skip to Section 5.2.2 if you are using a NEMA 34 electronics package.

5.2.1 NEMA 23¶

5.2.1.1¶

CRP4824_Z-Axis_006

Install motor half of Oldham coupler on motor shaft as indicated.

5.2.1.2¶

CRP4824_Z-Axis_007

Position Oldham coupler to dimension shown.
Tighten clamping screw.

5.2.1.3¶

CRP4824_Z-Axis_008

Install motor on Z-Axis as indicated.

Assembly Note

Align motor half of Oldham coupler with Oldham coupler on Z-Axis ACME screw.

5.2.2 NEMA 34¶

5.2.2.1¶

CRP4824_Z-Axis_009

Remove key from motor shaft.
Install motor half of Oldham coupler on motor shaft as indicated.

5.2.2.2¶

CRP4824_Z-Axis_010

Position Oldham coupler to dimension shown.
Tighten clamping screw.

5.2.2.3¶

CRP4824_Z-Axis_011

Install motor on Z-Axis as indicated.

Assembly Note

Align motor half of Oldham coupler with Oldham coupler on Z-Axis ACME screw.