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Boca Bearings Blog


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Candy Sorter - Project Update 4

Mar 20, 2019

Andrew Barbosa

After making a list of all the needed changes to the sorter PCB I got to work redesigning the board. As I began working, I realized...


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Candy Sorter Project - Update 3

Feb 21, 2019

Andrew Barbosa

After setting up the board I was able to get the feeder motor spinning. It seemed like it was not behaving in an expected way so I began debugging by...


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Candy Sorter Project - Update 2

Feb 19, 2019

Andrew Barbosa

This week in the shop I focused on the Candy Sorter. When we last left the project, I had designed a PCB to be manufactured and early this week it arrived.


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Wire Bender Project - Part 1

Feb 15, 2019

Andrew Barbosa

For this project we are going to be building upon the fantastic foundation that was provided here by Dejan over at How to Mechatronics.


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Solar Panel Light Tracking Project: Update 3

Feb 11, 2019

John Praleston

I have updated the solar panel system design and corrected the wiring schematic errors...


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Candy Sorter Project - Update 1

Feb 08, 2019

Andrew Barbosa

This week in the shop I continued working on the improving the Candy Sorter. I noticed that the project did not have a formal schematic, so I began by creating that using Fritzing.


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Solar Panel Light Tracking Project: Update 2

Nov 30, 2018

John Praleston

Two LDRs will be used in this solar tracking system. They have a barrier wall between them to block the sunlight from an angle. If the solar panel...


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Solar Panel Light Tracking Project: Update 1

Nov 28, 2018

John Praleston

I am designing and building a single axis solar panel system that will track the movement of the sun. An Arduino will be controlling the servo and reading the...


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Workshop Weekly Update 19: Maker Faire Preparation

Nov 01, 2018

John Praleston

We are preparing for the upcoming Maker Faire and have multiple projects to finish up. I am making a new gear for the gear puzzle machine. Sketched in Solidworks and...


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Project Rocket League - Part 1

Oct 10, 2018

John Praleston

Last year at Maker Faire we brought an arcade motorcycle that controlled a remote-controlled car. This car would be viewed from a virtual reality headset that streamed from a mounted camera.


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RC Boat Project: Update 9

Oct 05, 2018

Ryan Kwaterski

The initial water test with Kilo was in a pool and went well, but not as well as I had hoped. The turning radius was fine and it didn’t take on any water, but...


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RC Boat Project: Update 8

Oct 03, 2018

Ryan Kwaterski

This week the electrical components were installed in Kilo. The servo and electric motor mounts were glued into place using BSI Maxi-Cure and BSI Insta-Set as seen in...


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Power Wheels Racer 2.0: Update 4

Sep 26, 2018

Ryan Kwaterski

PVC was used because it is not only cost effective but lightweight and durable. After the PVC was cut to size it was assemble into...


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Autonomous Submarine Project: Part 5

Sep 19, 2018

Michael Denny

After a lot of trial and error and testing I can conclude that trying to make the sub water tight while producing the same power and rpm of a human is very difficult. The rotary seal has a lot of...


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RC Boat Project: Update 7

Sep 12, 2018

Ryan Kwaterski

The cleats, gas cap and other accessories were glued on using DAP Rapid Fuse all-purpose adhesive as seen in figures 1 and 2. A tiny dot was used for each piece in order to avoid any discoloration in the paint.


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Autonomous Submarine Project: Part 4

Sep 10, 2018

Michael Denny

More bench testing was done, I found out that the motor needs to be mounted perfectly straight to be strong enough to turn the shaft. So now...


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Autonomous Submarine Project: Part 3

Sep 03, 2018

Michael Denny

This week I completed the electrical and software part of the sub. Unfortunately, while trying to test all the wiring together one of the motors shorted out and broke. The motor was not powerful enough to turn the shafts...


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3D Printed Ford Flathead V8 Engine Working Model

Aug 31, 2018

Bryan Carter

The Ford Flathead V8 Engine model took a bit over 200 hours of total print time. A kit is available for about 95 dollars, and contains all the hardware you need to build the engine.


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Autonomous Submarine Project: Part 2

Aug 29, 2018

Michael Denny

The original plan was the use the L298N Dual Motor Controller to control the motors for the rudders and dive planes, and a mosfet, diode, and...


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RC Boat Project: Update 6

Aug 27, 2018

Ryan Kwaterski

This past Monday kicked off a busy week of painting the RC boat (now named kilo due to the fact that its net weight is 2.2 lbs.). I decided to go with...


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Autonomous Submarine Project: Part 1

Aug 15, 2018

Michael Denny

For the autonomous sub I got the other u-bracket and the fins assembled. The dive plane fins are removable and have a 3 mm bolt through the fins and...


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Power Wheels Racer 2.0: Update 3

Aug 13, 2018

Andrew Barbosa

For the mechanical side of the power wheels project, the brake was bent a little more to have the handle in a more convenient location. A rubber grip was also...


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RC Boat Project: Update 5

Aug 10, 2018

Ryan Kwaterski

The electric motor mount along with a battery mount were 3D-printed using PLA as seen in figure 1. Epoxy will be used to glue the...


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Workshop Weekly Update 18: Submarine Hull

Aug 08, 2018

Michael Denny

For my little autonomous submarine, I assembled the second half of the hull and made ribs from to help keep it together. I also cut out slits in the...


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RC Boat Project: Update 4

Aug 06, 2018

Ryan Kwaterski

More sanding and resurfacing was done this past week. More 3M Acryl-green putty was used to spot treat any last remaining rough patches.


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Workshop Weekly Update 17: Power Wheels Racer Steering

Aug 02, 2018

Ryan Kwaterski

This week the team put in a new steering column and handlebars. The handlebars were assembled from...


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RC Boat Project: Update 3

Jul 31, 2018

Ryan Kwaterski

This week was a busy week of resurfacing the vessel. Using XTC-3D as seen in figure 1 the bottom of the hull was resurfaced.


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Boca Bearings Workshop Weekly Update 16

Jul 27, 2018

Michael Denny

The stock for all the shafts, the O-rings, the tube for the pressure vessels, and the universal joints. After cutting...


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RC Boat Project: Update 2

Jul 23, 2018

Ryan Kwaterski

The PLA hull was sanded down starting with a heavier P150 grit sandpaper. After that I switched to P220 and finally P320 to get the hull as smooth as possible.


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