... | @@ -24,7 +24,9 @@ This project, both hardware and software, is available to all for use without re |
... | @@ -24,7 +24,9 @@ This project, both hardware and software, is available to all for use without re |
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### Description
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### Description
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Automated Ambubag device with a touch screen interface controlled by a pi 4 and actuated by two NEMA 17 stepper motors.
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* Automated Ambubag device controlled by a pi 4 and actuated by two NEMA 17 stepper motors
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* Touch screen interface
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* Parts cost is currently ~$150
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![Capture](uploads/8d6d16c0fe9c0196a9f34170c1543b9c/Capture.PNG)
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![Capture](uploads/8d6d16c0fe9c0196a9f34170c1543b9c/Capture.PNG)
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... | @@ -53,6 +55,7 @@ Automated Ambubag device with a touch screen interface controlled by a pi 4 and |
... | @@ -53,6 +55,7 @@ Automated Ambubag device with a touch screen interface controlled by a pi 4 and |
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* zip ties
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* zip ties
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* m3 screws
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* m3 screws
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* glue
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* glue
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* blue loctite
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### Build Instructions
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### Build Instructions
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... | @@ -65,8 +68,24 @@ Automated Ambubag device with a touch screen interface controlled by a pi 4 and |
... | @@ -65,8 +68,24 @@ Automated Ambubag device with a touch screen interface controlled by a pi 4 and |
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* 1x: LCAEV_base_connector (print at 25% infill PLA, 3 walls)
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* 1x: LCAEV_base_connector (print at 25% infill PLA, 3 walls)
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* 1x: LCAEV_screen_support (print at 25% infill PLA, 3 walls)
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* 1x: LCAEV_screen_support (print at 25% infill PLA, 3 walls)
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* 1x: LCAEV_electronics_housing (print at 25% infill PLA, 3 walls)
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* 1x: LCAEV_electronics_housing (print at 25% infill PLA, 3 walls)
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1. Set up computer
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* write latest raspbian to sd card
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* insert card into pi and boot
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* clone repository
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* run the setup/install.py file and follow its instructions
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1. Gently hammer the spur gears onto the stepper motor spindles
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1. Glue the base tabs and mate
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1. Align the base connector with the half-ring cutouts and attach with zip ties
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1. Align the bag connector on the opposite side's half-ring cutouts and attach with zip ties
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1. Install the stepper motors (blue loctite and m3 screws)
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1. Slide the pistons into place
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1. Assemble the pi hat
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1. Install onto pi and slide into electronics enclosure
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1. Slide screen into electronics housing and connect USB and HDMI to pi
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1. Connect electronics housing to
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1. Wire into steppers
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1. Set the ambubag into the assembly and zip tie its outlet to the bag connector arms
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1. Connect to power, boot, and verify function
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# Background
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# Background
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