draw a pulley system












1















enter image description here
I need to draw a pulley system as in the figure. Can you help?



    begin{tikzpicture}
fill[pattern=north east lines] (-3,0) rectangle (3,.3);
draw(-3,0)--(3,0);
draw(-2.5,0)--(-2.5,-2.4);
draw(2.5,0)--(2.5,-1);

draw[fill=white] (-2.5,-2.4) circle (.3);
draw[fill=white] (2.5,-1) circle (.3);
draw[fill=white] (0,-3) circle (.153);

draw
(2.5,-1) coordinate (a) node[right] {}
-- (0,-3) coordinate (b) node[left] {}
-- (0,-2.75) coordinate (c) node[above right] {}
pic["$beta$", draw=orange, <->, angle eccentricity=1.2172, angle radius=.51cm]
{angle=a--b--c};

draw
(0,-2.75) coordinate (a) node[right] {}
-- (0,-3) coordinate (b) node[left] {}
-- (-2.5,-2.4) coordinate (c) node[above right] {}
pic["$alpha$", draw=orange, <->, angle eccentricity=.72172, angle radius=.751cm]
{angle=a--b--c};
draw[dashed] (0,-3)--(0,-1);
draw[fill=white] (-2.5,-2.4) circle (.3);
draw[fill=white] (2.5,-1) circle (.3);

draw[fill=white] (0,-3) circle (.153);


end{tikzpicture}









share|improve this question





























    1















    enter image description here
    I need to draw a pulley system as in the figure. Can you help?



        begin{tikzpicture}
    fill[pattern=north east lines] (-3,0) rectangle (3,.3);
    draw(-3,0)--(3,0);
    draw(-2.5,0)--(-2.5,-2.4);
    draw(2.5,0)--(2.5,-1);

    draw[fill=white] (-2.5,-2.4) circle (.3);
    draw[fill=white] (2.5,-1) circle (.3);
    draw[fill=white] (0,-3) circle (.153);

    draw
    (2.5,-1) coordinate (a) node[right] {}
    -- (0,-3) coordinate (b) node[left] {}
    -- (0,-2.75) coordinate (c) node[above right] {}
    pic["$beta$", draw=orange, <->, angle eccentricity=1.2172, angle radius=.51cm]
    {angle=a--b--c};

    draw
    (0,-2.75) coordinate (a) node[right] {}
    -- (0,-3) coordinate (b) node[left] {}
    -- (-2.5,-2.4) coordinate (c) node[above right] {}
    pic["$alpha$", draw=orange, <->, angle eccentricity=.72172, angle radius=.751cm]
    {angle=a--b--c};
    draw[dashed] (0,-3)--(0,-1);
    draw[fill=white] (-2.5,-2.4) circle (.3);
    draw[fill=white] (2.5,-1) circle (.3);

    draw[fill=white] (0,-3) circle (.153);


    end{tikzpicture}









    share|improve this question



























      1












      1








      1


      0






      enter image description here
      I need to draw a pulley system as in the figure. Can you help?



          begin{tikzpicture}
      fill[pattern=north east lines] (-3,0) rectangle (3,.3);
      draw(-3,0)--(3,0);
      draw(-2.5,0)--(-2.5,-2.4);
      draw(2.5,0)--(2.5,-1);

      draw[fill=white] (-2.5,-2.4) circle (.3);
      draw[fill=white] (2.5,-1) circle (.3);
      draw[fill=white] (0,-3) circle (.153);

      draw
      (2.5,-1) coordinate (a) node[right] {}
      -- (0,-3) coordinate (b) node[left] {}
      -- (0,-2.75) coordinate (c) node[above right] {}
      pic["$beta$", draw=orange, <->, angle eccentricity=1.2172, angle radius=.51cm]
      {angle=a--b--c};

      draw
      (0,-2.75) coordinate (a) node[right] {}
      -- (0,-3) coordinate (b) node[left] {}
      -- (-2.5,-2.4) coordinate (c) node[above right] {}
      pic["$alpha$", draw=orange, <->, angle eccentricity=.72172, angle radius=.751cm]
      {angle=a--b--c};
      draw[dashed] (0,-3)--(0,-1);
      draw[fill=white] (-2.5,-2.4) circle (.3);
      draw[fill=white] (2.5,-1) circle (.3);

      draw[fill=white] (0,-3) circle (.153);


      end{tikzpicture}









      share|improve this question
















      enter image description here
      I need to draw a pulley system as in the figure. Can you help?



          begin{tikzpicture}
      fill[pattern=north east lines] (-3,0) rectangle (3,.3);
      draw(-3,0)--(3,0);
      draw(-2.5,0)--(-2.5,-2.4);
      draw(2.5,0)--(2.5,-1);

      draw[fill=white] (-2.5,-2.4) circle (.3);
      draw[fill=white] (2.5,-1) circle (.3);
      draw[fill=white] (0,-3) circle (.153);

      draw
      (2.5,-1) coordinate (a) node[right] {}
      -- (0,-3) coordinate (b) node[left] {}
      -- (0,-2.75) coordinate (c) node[above right] {}
      pic["$beta$", draw=orange, <->, angle eccentricity=1.2172, angle radius=.51cm]
      {angle=a--b--c};

      draw
      (0,-2.75) coordinate (a) node[right] {}
      -- (0,-3) coordinate (b) node[left] {}
      -- (-2.5,-2.4) coordinate (c) node[above right] {}
      pic["$alpha$", draw=orange, <->, angle eccentricity=.72172, angle radius=.751cm]
      {angle=a--b--c};
      draw[dashed] (0,-3)--(0,-1);
      draw[fill=white] (-2.5,-2.4) circle (.3);
      draw[fill=white] (2.5,-1) circle (.3);

      draw[fill=white] (0,-3) circle (.153);


      end{tikzpicture}






      tikz-pgf






      share|improve this question















      share|improve this question













      share|improve this question




      share|improve this question








      edited 2 hours ago







      Thumbolt

















      asked 2 hours ago









      ThumboltThumbolt

      1,516822




      1,516822






















          1 Answer
          1






          active

          oldest

          votes


















          3














          In order to compute the tangents it is advantageous to make the circles nodes and to use tangent cs:, which comes with calc. And the angles can be conveniently drawn with the angles library, where quotes makes it somewhat simpler to add alpha and beta.



          documentclass[tikz,border=3.14mm]{standalone}
          usetikzlibrary{patterns,calc,angles,quotes}
          begin{document}
          begin{tikzpicture}
          fill[pattern=north east lines] (-3,0) rectangle (3,.3);
          begin{scope}[thick]
          draw(-3,0)--(3,0);

          path (-2.5,-2.4) node[circle,draw,inner sep=.3cm] (L){}
          (2.5,-1) node[circle,draw,inner sep=.3cm] (R){}
          (0,-3) node[circle,draw,inner sep=.153cm,label=below:$m$] (M){};
          draw (L.north) -- (L.north|-0,0) (R.north) -- (R.north|-0,0);
          draw[dashed] (M) -- (0,-1)coordinate (M1);
          draw (M) -- (tangent cs:node=L,point={(M.center)},solution=1) coordinate (L1)
          let p1=($(L1)-(L.center)$),n1={atan2(y1,x1)},n2={veclen(y1,x1)} in
          arc(n1:180:n2) -- ++(0,-1.5) node[below,draw]{$m_1$};
          draw (M) -- (tangent cs:node=R,point={(M.center)},solution=2) coordinate (R1)
          let p1=($(R1)-(R.center)$),n1={atan2(y1,x1)},n2={veclen(y1,x1)} in
          arc(n1:00:n2) -- ++(0,-1.5) node[below,draw]{$m_2$};
          end{scope}
          path pic [draw,angle radius=0.5cm,"$alpha$",angle eccentricity=1.5] {angle = M1--M--L1}
          pic [draw,angle radius=0.7cm,"$beta$",angle eccentricity=1.5] {angle = R1--M--M1} ;
          end{tikzpicture}
          end{document}


          enter image description here






          share|improve this answer


























            Your Answer








            StackExchange.ready(function() {
            var channelOptions = {
            tags: "".split(" "),
            id: "85"
            };
            initTagRenderer("".split(" "), "".split(" "), channelOptions);

            StackExchange.using("externalEditor", function() {
            // Have to fire editor after snippets, if snippets enabled
            if (StackExchange.settings.snippets.snippetsEnabled) {
            StackExchange.using("snippets", function() {
            createEditor();
            });
            }
            else {
            createEditor();
            }
            });

            function createEditor() {
            StackExchange.prepareEditor({
            heartbeatType: 'answer',
            autoActivateHeartbeat: false,
            convertImagesToLinks: false,
            noModals: true,
            showLowRepImageUploadWarning: true,
            reputationToPostImages: null,
            bindNavPrevention: true,
            postfix: "",
            imageUploader: {
            brandingHtml: "Powered by u003ca class="icon-imgur-white" href="https://imgur.com/"u003eu003c/au003e",
            contentPolicyHtml: "User contributions licensed under u003ca href="https://creativecommons.org/licenses/by-sa/3.0/"u003ecc by-sa 3.0 with attribution requiredu003c/au003e u003ca href="https://stackoverflow.com/legal/content-policy"u003e(content policy)u003c/au003e",
            allowUrls: true
            },
            onDemand: true,
            discardSelector: ".discard-answer"
            ,immediatelyShowMarkdownHelp:true
            });


            }
            });














            draft saved

            draft discarded


















            StackExchange.ready(
            function () {
            StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2ftex.stackexchange.com%2fquestions%2f485982%2fdraw-a-pulley-system%23new-answer', 'question_page');
            }
            );

            Post as a guest















            Required, but never shown

























            1 Answer
            1






            active

            oldest

            votes








            1 Answer
            1






            active

            oldest

            votes









            active

            oldest

            votes






            active

            oldest

            votes









            3














            In order to compute the tangents it is advantageous to make the circles nodes and to use tangent cs:, which comes with calc. And the angles can be conveniently drawn with the angles library, where quotes makes it somewhat simpler to add alpha and beta.



            documentclass[tikz,border=3.14mm]{standalone}
            usetikzlibrary{patterns,calc,angles,quotes}
            begin{document}
            begin{tikzpicture}
            fill[pattern=north east lines] (-3,0) rectangle (3,.3);
            begin{scope}[thick]
            draw(-3,0)--(3,0);

            path (-2.5,-2.4) node[circle,draw,inner sep=.3cm] (L){}
            (2.5,-1) node[circle,draw,inner sep=.3cm] (R){}
            (0,-3) node[circle,draw,inner sep=.153cm,label=below:$m$] (M){};
            draw (L.north) -- (L.north|-0,0) (R.north) -- (R.north|-0,0);
            draw[dashed] (M) -- (0,-1)coordinate (M1);
            draw (M) -- (tangent cs:node=L,point={(M.center)},solution=1) coordinate (L1)
            let p1=($(L1)-(L.center)$),n1={atan2(y1,x1)},n2={veclen(y1,x1)} in
            arc(n1:180:n2) -- ++(0,-1.5) node[below,draw]{$m_1$};
            draw (M) -- (tangent cs:node=R,point={(M.center)},solution=2) coordinate (R1)
            let p1=($(R1)-(R.center)$),n1={atan2(y1,x1)},n2={veclen(y1,x1)} in
            arc(n1:00:n2) -- ++(0,-1.5) node[below,draw]{$m_2$};
            end{scope}
            path pic [draw,angle radius=0.5cm,"$alpha$",angle eccentricity=1.5] {angle = M1--M--L1}
            pic [draw,angle radius=0.7cm,"$beta$",angle eccentricity=1.5] {angle = R1--M--M1} ;
            end{tikzpicture}
            end{document}


            enter image description here






            share|improve this answer






























              3














              In order to compute the tangents it is advantageous to make the circles nodes and to use tangent cs:, which comes with calc. And the angles can be conveniently drawn with the angles library, where quotes makes it somewhat simpler to add alpha and beta.



              documentclass[tikz,border=3.14mm]{standalone}
              usetikzlibrary{patterns,calc,angles,quotes}
              begin{document}
              begin{tikzpicture}
              fill[pattern=north east lines] (-3,0) rectangle (3,.3);
              begin{scope}[thick]
              draw(-3,0)--(3,0);

              path (-2.5,-2.4) node[circle,draw,inner sep=.3cm] (L){}
              (2.5,-1) node[circle,draw,inner sep=.3cm] (R){}
              (0,-3) node[circle,draw,inner sep=.153cm,label=below:$m$] (M){};
              draw (L.north) -- (L.north|-0,0) (R.north) -- (R.north|-0,0);
              draw[dashed] (M) -- (0,-1)coordinate (M1);
              draw (M) -- (tangent cs:node=L,point={(M.center)},solution=1) coordinate (L1)
              let p1=($(L1)-(L.center)$),n1={atan2(y1,x1)},n2={veclen(y1,x1)} in
              arc(n1:180:n2) -- ++(0,-1.5) node[below,draw]{$m_1$};
              draw (M) -- (tangent cs:node=R,point={(M.center)},solution=2) coordinate (R1)
              let p1=($(R1)-(R.center)$),n1={atan2(y1,x1)},n2={veclen(y1,x1)} in
              arc(n1:00:n2) -- ++(0,-1.5) node[below,draw]{$m_2$};
              end{scope}
              path pic [draw,angle radius=0.5cm,"$alpha$",angle eccentricity=1.5] {angle = M1--M--L1}
              pic [draw,angle radius=0.7cm,"$beta$",angle eccentricity=1.5] {angle = R1--M--M1} ;
              end{tikzpicture}
              end{document}


              enter image description here






              share|improve this answer




























                3












                3








                3







                In order to compute the tangents it is advantageous to make the circles nodes and to use tangent cs:, which comes with calc. And the angles can be conveniently drawn with the angles library, where quotes makes it somewhat simpler to add alpha and beta.



                documentclass[tikz,border=3.14mm]{standalone}
                usetikzlibrary{patterns,calc,angles,quotes}
                begin{document}
                begin{tikzpicture}
                fill[pattern=north east lines] (-3,0) rectangle (3,.3);
                begin{scope}[thick]
                draw(-3,0)--(3,0);

                path (-2.5,-2.4) node[circle,draw,inner sep=.3cm] (L){}
                (2.5,-1) node[circle,draw,inner sep=.3cm] (R){}
                (0,-3) node[circle,draw,inner sep=.153cm,label=below:$m$] (M){};
                draw (L.north) -- (L.north|-0,0) (R.north) -- (R.north|-0,0);
                draw[dashed] (M) -- (0,-1)coordinate (M1);
                draw (M) -- (tangent cs:node=L,point={(M.center)},solution=1) coordinate (L1)
                let p1=($(L1)-(L.center)$),n1={atan2(y1,x1)},n2={veclen(y1,x1)} in
                arc(n1:180:n2) -- ++(0,-1.5) node[below,draw]{$m_1$};
                draw (M) -- (tangent cs:node=R,point={(M.center)},solution=2) coordinate (R1)
                let p1=($(R1)-(R.center)$),n1={atan2(y1,x1)},n2={veclen(y1,x1)} in
                arc(n1:00:n2) -- ++(0,-1.5) node[below,draw]{$m_2$};
                end{scope}
                path pic [draw,angle radius=0.5cm,"$alpha$",angle eccentricity=1.5] {angle = M1--M--L1}
                pic [draw,angle radius=0.7cm,"$beta$",angle eccentricity=1.5] {angle = R1--M--M1} ;
                end{tikzpicture}
                end{document}


                enter image description here






                share|improve this answer















                In order to compute the tangents it is advantageous to make the circles nodes and to use tangent cs:, which comes with calc. And the angles can be conveniently drawn with the angles library, where quotes makes it somewhat simpler to add alpha and beta.



                documentclass[tikz,border=3.14mm]{standalone}
                usetikzlibrary{patterns,calc,angles,quotes}
                begin{document}
                begin{tikzpicture}
                fill[pattern=north east lines] (-3,0) rectangle (3,.3);
                begin{scope}[thick]
                draw(-3,0)--(3,0);

                path (-2.5,-2.4) node[circle,draw,inner sep=.3cm] (L){}
                (2.5,-1) node[circle,draw,inner sep=.3cm] (R){}
                (0,-3) node[circle,draw,inner sep=.153cm,label=below:$m$] (M){};
                draw (L.north) -- (L.north|-0,0) (R.north) -- (R.north|-0,0);
                draw[dashed] (M) -- (0,-1)coordinate (M1);
                draw (M) -- (tangent cs:node=L,point={(M.center)},solution=1) coordinate (L1)
                let p1=($(L1)-(L.center)$),n1={atan2(y1,x1)},n2={veclen(y1,x1)} in
                arc(n1:180:n2) -- ++(0,-1.5) node[below,draw]{$m_1$};
                draw (M) -- (tangent cs:node=R,point={(M.center)},solution=2) coordinate (R1)
                let p1=($(R1)-(R.center)$),n1={atan2(y1,x1)},n2={veclen(y1,x1)} in
                arc(n1:00:n2) -- ++(0,-1.5) node[below,draw]{$m_2$};
                end{scope}
                path pic [draw,angle radius=0.5cm,"$alpha$",angle eccentricity=1.5] {angle = M1--M--L1}
                pic [draw,angle radius=0.7cm,"$beta$",angle eccentricity=1.5] {angle = R1--M--M1} ;
                end{tikzpicture}
                end{document}


                enter image description here







                share|improve this answer














                share|improve this answer



                share|improve this answer








                edited 1 hour ago

























                answered 2 hours ago









                marmotmarmot

                120k6156292




                120k6156292






























                    draft saved

                    draft discarded




















































                    Thanks for contributing an answer to TeX - LaTeX Stack Exchange!


                    • Please be sure to answer the question. Provide details and share your research!

                    But avoid



                    • Asking for help, clarification, or responding to other answers.

                    • Making statements based on opinion; back them up with references or personal experience.


                    To learn more, see our tips on writing great answers.




                    draft saved


                    draft discarded














                    StackExchange.ready(
                    function () {
                    StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2ftex.stackexchange.com%2fquestions%2f485982%2fdraw-a-pulley-system%23new-answer', 'question_page');
                    }
                    );

                    Post as a guest















                    Required, but never shown





















































                    Required, but never shown














                    Required, but never shown












                    Required, but never shown







                    Required, but never shown

































                    Required, but never shown














                    Required, but never shown












                    Required, but never shown







                    Required, but never shown







                    Popular posts from this blog

                    Liste der Baudenkmale in Friedland (Mecklenburg)

                    Single-Malt-Whisky

                    Czorneboh