Shear Scraping Tutorial

Тәжірибелік нұсқаулар және стиль

Produced by Tod Raines of Woodturning Tool Store on January 26th, 2024
This video is a comprehensive tutorial on Shear Scraping and scraping in general as it applies to woodturning.
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Пікірлер: 10

  • @inspectr1949
    @inspectr19495 ай бұрын

    Well done Tod, techniques I've done for decades but you're a better teacher.

  • @WoodturningToolStore

    @WoodturningToolStore

    5 ай бұрын

    Wow, thanks!

  • @jamesbrodd6452
    @jamesbrodd64525 ай бұрын

    Thanks Tod again for all the tips! Hopefully this will extend my scrapping experience.

  • @WoodturningToolStore

    @WoodturningToolStore

    5 ай бұрын

    Your welcome James. Thanks for watching.

  • @stevenhansen8641
    @stevenhansen86415 ай бұрын

    🕶that was awesome. Thanks for the time and effort. Very thoughtful presentation.

  • @WoodturningToolStore

    @WoodturningToolStore

    5 ай бұрын

    Glad you enjoyed it!

  • @victoryak86
    @victoryak864 ай бұрын

    Actually when you said “we’ll start with theory” I was like Finally! Most of the stuff out there is seemingly sort of random as in “there’s no right way, blah blah”. You and a group of others are the ones I’m going to for better info, so thanks.

  • @victoryak86
    @victoryak864 ай бұрын

    Is shear scraping ever combined with the negative rake or the double bevel or is that only on the inside of the bowl type scrapers?

  • @WoodturningToolStore

    @WoodturningToolStore

    4 ай бұрын

    Thanks for the comments. You can shear scrape with a single bevel tool of a double bevel tool. My definition of shear in relation to woodturning is presenting the cutting edge at angle less than 90 degrees to the traveling vector of the wood surface at the cutting edge. So if you hold a single bevel scraper flat on the tool rest with the handle perpendicular to the wood and present it to the rotating wood it is laying a 90 degree to the traveling vector of the spinning wood there is no shear. However, if you then tilt the tool up on one edge so that the traveling wood meets the cutting edge at less than ninety degrees while the handle still perpendicular to the wood then you have introduced a shear cut or scrape. Now if you then move the single bevel tool handle so that angle between the wood and the cutting edge is less than 90 degrees then you have a negative rake. So a negative rake can be achieved with a single bevel tool. A double bevel tool create a negative rake angle with the tool presented horizontally to the wood surface since the top bevel sloping down means there is less than 90 degrees between the cutting edge an the wood. To shear cut with this tool just twist the tool so that one edge is raised from the tool rest. Hopefully that helps.

  • @victoryak86

    @victoryak86

    4 ай бұрын

    @@WoodturningToolStore thanks so much. Appreciate your videos.