Phone Holder

Phone Holder

Create by: Hello Robot Inc

This tool allows you to attach a smart phone to your Stretch. It uses an off the shelf phone holder with and a photography standard 1/4-20 attachment post.

Parts List

Item	Qty	Vendor
1/4-20 x 3" BHCS	1	McMaster-Carr
1/4-20 Nut	2	McMaster-Carr
wrist_mount_spacer.STL	2	PLA 3D printer
Ulanzi ST-01 Phone Tripod Mount	1	Amazon

Assembly instructions

View 3D assembly

1. Install the two wrist_mount spacers onto wrist
2. Install the long bolt and lock into place using the first nut. Friction will hold this in a fixed orientation.
3. Install the second nut and then the phone mount, screwing onto the bolt
4. Lock the phone mount into place, using the second nut as a jam nut

If you want to adjust the phone orientation relative to the wrist yaw, loosen up the jam nut, adjust, then tighten.