Blog

Problem with Angular singleton, or so I thought?

The issue was that in my singleton service constructor, I am creating dummy data that I want to use in the app. As I was setting up routing, when navigating to each route, the constructor would re-run, and in my case, none of the id’s that were created (uuid4) remained valid. In the documentation, which…

Be militant with costs (you probably don’t need it)

Everyone knows it, everyone says it, but you have to keep costs down. The problem is that it is so easy to buy things these days. I’ll get a project and immediately order tooling, fixtures, whatever. It’s easy and it seems necessary. Last month I needed to run multiples so I immediately purchased some Mitee…

Drilling and tapping 304 stainless

Had a project, put it off. Only cost me 100 in broken taps, now I’m good. Spot the hole. Drill with cobalt, 45 sfm, .003 chip load. Peck depth 90% of drill diameter, full retract . Form tap starting around 15 sfm. Coolant ok, put some Blazer Blaso-TAP on the tap. Yes it works, even…

CNC: Op 2 on a flat irregular piece

I do not have a vacuum setup and I came across a .239 part that was about 4 inches wide and 10 inches long, but essentially missing one corner, pretty much like this: Op 1 was done in a vise with talon grips. For op 2 I milled a set of soft jaw that would…

Site security

This is something I have been wanting to do for a while now. I want to have real time information as to what is happening on my property at all times, no matter where I am. I want to track movement and events for a number of reasons including: Detect intruders for the safety of…

Taking apart the cross slide

Tools needed: #2 allen for shaft coupler #5 allen for socket heads Crescent wrench for Y axis leadscrew nut Duct tape to cover bearing BOM hardware: Leadscrew nut 3 x 5mmx40mm socket heads 3 x 6mm locking washer 3 x 6mm washer 1 x shaft coupler hub 1 x polyurethane spider (broken) I’m kind of…

CNC (small) lathe project

I love machine tools and control projects. This is a project that I have been wanting to do for a while and its just time to do it. All I need is a plan and commit to work on it regularly. So I will devote 3 hours Monday through Thursday every evening after the kids…

Cool party trick for linkage design

Linkages are amazing. The 3 point method is the first stop for designing a linkage around a desired motion. To do so requires the skill of finding a circle that passes through three points. All modern CAD packages will have a 3 point circle, which is shorthand for using perpendicular bisectors as outlined in the…


Follow My Blog

Get new content delivered directly to your inbox.