How to Build a Storm-Door Pneumatic Cylinder
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Transcript of How to Build a Storm-Door Pneumatic Cylinder
ENGR-162/12 – Benjamin W. Kidd
How to Build a Storm-Door Pneumatic Cylinder
By Benjamin Kidd
Credit tohttp://wolfstone.halloweenhost.com/Welcome/Welcome.htmlfor the idea
ENGR-162/12 – Benjamin W. Kidd
Tool List
Phillips Screwdriver Epoxy Dispenser Round File Hack Saw Clamp Drill Bits Drill
ENGR-162/12 – Benjamin W. Kidd
Materials
Pneumatic Door Closer - Available at Lowe’s for $8
(Note that these type of closers typically require about30 to 35 PSI to extend the piston fully. Be sure to obtainepoxy and pneumatic components rated above thispressure.)
ENGR-162/12 – Benjamin W. Kidd
Step 1: Remove End-screw
ENGR-162/12 – Benjamin W. Kidd
Step 2: Extend Piston
Use “propping-clip” to hold piston extended by 2” to 3”.
Keeps piston head out of harms way during drilling, gluing, etc.
ENGR-162/12 – Benjamin W. Kidd
Step 3: Secure Cylinder
ENGR-162/12 – Benjamin W. Kidd
Step 4: Cut Off 2nd Hinge Point
ENGR-162/12 – Benjamin W. Kidd
Step 5: Drill Out Air Inlet
ENGR-162/12 – Benjamin W. Kidd
Step 6: Prepare Air Connector
¼” NPT Male-to-hose-barbModified Connector
ENGR-162/12 – Benjamin W. Kidd
Step 7: Prepare Air Connector
A) Secure Connector
B) Cut 3 Barb sections off the connector.
ENGR-162/12 – Benjamin W. Kidd
Step 7: Continued
(C) File any burs or sharp edges off.
Finished connector
ENGR-162/12 – Benjamin W. Kidd
Step 8: Epoxy in NPT connector
Evenly coat the connector barbs in epoxy
Push connector into air inlet and turn to spread epoxy evenly
Hold in place for 5 minutes