Project Bar Stock Steam Engine
#27
Made some more progress on the bar stock steam engine. I finished up the three pillow blocks that will support the crank shaft. They are made out of 3/8” thick aluminum plate. I first cut the blocks a bit larger then required. Then I milled the blocks to the final width, but I left them slightly oversized for the height. 

I them found the back left corner and started off by plunge cutting the hole for the bushing with a .625 end mill using a vise stop for repeatability. 

   
   
   
   

Once that was done in each block I set them back up and used my boring head to take the hole out to a press fit for oil lite bushings. I overshot my target dimensions slightly on the first one. Found out that the dial on the boring head isn’t perfectly accurate. So from then on once I was close I would advance the cut with a dial gauge on the boring head. That solved the problem. Luckily the first block is still useable. Tom G told me to do a lite knurle on the bushing to help make it a press fit again. 

   
   
   

I then located and drilled the two mounting holes into the bottom of each block. Then I plunge cut two holes on the face of each block to give me the radius at the bottom the blocks and open up the tops of the mounting holes. 

   
   
   

Trevor
Lathe - Craftex CX701, Mill - Craftex B30 Mill/Drill, DRO - blu-DRO
Reply
Thanks given by:


Messages In This Thread
Bar Stock Steam Engine - by Cross Slide - 03-14-2021, 06:30 PM
RE: Bar Stock Steam Engine - by TomG - 03-14-2021, 07:49 PM
RE: Bar Stock Steam Engine - by Pete O - 03-15-2021, 01:08 AM
RE: Bar Stock Steam Engine - by Clifford B. - 03-15-2021, 02:07 PM
RE: Bar Stock Steam Engine - by Cross Slide - 04-04-2021, 12:02 AM
RE: Bar Stock Steam Engine - by TomG - 04-04-2021, 08:07 AM
RE: Bar Stock Steam Engine - by Highpower - 04-04-2021, 10:19 AM
RE: Bar Stock Steam Engine - by EdK - 04-04-2021, 11:46 AM
RE: Bar Stock Steam Engine - by Cross Slide - 04-10-2021, 06:41 PM
RE: Bar Stock Steam Engine - by Highpower - 04-10-2021, 10:08 PM
RE: Bar Stock Steam Engine - by Cross Slide - 04-10-2021, 10:42 PM
RE: Bar Stock Steam Engine - by Highpower - 04-11-2021, 11:52 AM
RE: Bar Stock Steam Engine - by Cross Slide - 05-01-2021, 08:41 PM
RE: Bar Stock Steam Engine - by Cross Slide - 05-01-2021, 09:02 PM
RE: Bar Stock Steam Engine - by Cross Slide - 05-01-2021, 09:09 PM
RE: Bar Stock Steam Engine - by TomG - 05-01-2021, 09:26 PM
RE: Bar Stock Steam Engine - by EdK - 05-01-2021, 10:00 PM
RE: Bar Stock Steam Engine - by rleete - 05-03-2021, 06:54 AM
RE: Bar Stock Steam Engine - by Cross Slide - 05-16-2021, 09:39 PM
RE: Bar Stock Steam Engine - by TomG - 05-17-2021, 08:39 AM
RE: Bar Stock Steam Engine - by Cross Slide - 05-17-2021, 06:38 PM
RE: Bar Stock Steam Engine - by Cross Slide - 12-05-2021, 12:38 AM
RE: Bar Stock Steam Engine - by Cross Slide - 12-13-2021, 08:10 PM
RE: Bar Stock Steam Engine - by JScott - 12-13-2021, 08:25 PM
RE: Bar Stock Steam Engine - by Cross Slide - 12-13-2021, 08:26 PM
RE: Bar Stock Steam Engine - by EdK - 12-13-2021, 08:51 PM
RE: Bar Stock Steam Engine - by Cross Slide - 12-26-2021, 05:44 PM
RE: Bar Stock Steam Engine - by Cross Slide - 12-26-2021, 05:49 PM
RE: Bar Stock Steam Engine - by Vinny - 12-26-2021, 06:35 PM
RE: Bar Stock Steam Engine - by EdK - 12-26-2021, 07:27 PM
RE: Bar Stock Steam Engine - by Highpower - 12-26-2021, 08:52 PM
RE: Bar Stock Steam Engine - by TomG - 12-27-2021, 08:28 AM
RE: Bar Stock Steam Engine - by Cross Slide - 01-16-2022, 10:09 PM
RE: Bar Stock Steam Engine - by Cross Slide - 01-30-2022, 07:00 PM
RE: Bar Stock Steam Engine - by rleete - 01-31-2022, 07:41 AM
RE: Bar Stock Steam Engine - by Cross Slide - 02-05-2022, 10:35 PM
RE: Bar Stock Steam Engine - by Cross Slide - 02-05-2022, 10:42 PM
RE: Bar Stock Steam Engine - by Cross Slide - 02-05-2022, 10:49 PM
RE: Bar Stock Steam Engine - by TomG - 02-05-2022, 11:00 PM
RE: Bar Stock Steam Engine - by vtsteam - 02-06-2022, 11:08 AM
RE: Bar Stock Steam Engine - by Dr Stan - 02-06-2022, 11:09 AM
RE: Bar Stock Steam Engine - by Cross Slide - 02-06-2022, 06:43 PM
RE: Bar Stock Steam Engine - by Cross Slide - 02-06-2022, 08:53 PM
RE: Bar Stock Steam Engine - by Cross Slide - 02-06-2022, 08:58 PM
RE: Bar Stock Steam Engine - by Cross Slide - 02-06-2022, 09:00 PM
RE: Bar Stock Steam Engine - by Cross Slide - 02-07-2022, 09:40 PM
RE: Bar Stock Steam Engine - by rleete - 02-08-2022, 07:18 AM
RE: Bar Stock Steam Engine - by Cross Slide - 02-15-2022, 09:16 PM
RE: Bar Stock Steam Engine - by Cross Slide - 02-15-2022, 09:29 PM
RE: Bar Stock Steam Engine - by Cross Slide - 02-15-2022, 09:34 PM
RE: Bar Stock Steam Engine - by TomG - 02-16-2022, 12:09 AM
RE: Bar Stock Steam Engine - by Cross Slide - 02-16-2022, 08:16 AM
RE: Bar Stock Steam Engine - by rleete - 02-16-2022, 11:02 AM
RE: Bar Stock Steam Engine - by vtsteam - 02-16-2022, 11:24 AM
RE: Bar Stock Steam Engine - by Cross Slide - 02-16-2022, 09:36 PM
RE: Bar Stock Steam Engine - by Cross Slide - 02-18-2022, 11:34 PM
RE: Bar Stock Steam Engine - by Cross Slide - 02-18-2022, 11:40 PM
RE: Bar Stock Steam Engine - by Highpower - 02-19-2022, 01:12 AM
RE: Bar Stock Steam Engine - by Cross Slide - 03-05-2022, 09:23 PM
RE: Bar Stock Steam Engine - by TomG - 03-05-2022, 09:38 PM
RE: Bar Stock Steam Engine - by Highpower - 03-06-2022, 04:30 PM
RE: Bar Stock Steam Engine - by TomG - 03-06-2022, 05:36 PM
RE: Bar Stock Steam Engine - by Highpower - 03-06-2022, 08:17 PM
RE: Bar Stock Steam Engine - by TomG - 03-06-2022, 08:44 PM
RE: Bar Stock Steam Engine - by Dr Stan - 03-06-2022, 10:39 PM
RE: Bar Stock Steam Engine - by Cross Slide - 11-11-2023, 03:46 PM



Users browsing this thread: 1 Guest(s)