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-rw-r--r-- | buch/papers/kra/images/multi_mass_spring.tex | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/buch/papers/kra/images/multi_mass_spring.tex b/buch/papers/kra/images/multi_mass_spring.tex new file mode 100644 index 0000000..f255cc8 --- /dev/null +++ b/buch/papers/kra/images/multi_mass_spring.tex @@ -0,0 +1,54 @@ +% create tikz drawing of a multi mass multi spring system + +\tikzstyle{vmline}=[red, dashed,line width=0.4,dash pattern=on 1pt off 1pt] +\tikzstyle{ground}=[pattern=north east lines] +\tikzstyle{mass}=[line width=0.6,red!30!black,fill=red!40!black!10,rounded corners=1,top color=red!40!black!20,bottom color=red!40!black!10,shading angle=20] +\tikzstyle{spring}=[line width=0.8,blue!7!black!80,snake=coil,segment amplitude=5,line cap=round] + +\begin{tikzpicture}[scale=2] + \newcommand{\ticks}[3] + { + % x, y coordinates + \draw[thick] (#1, #2 - 0.1 / 2) --++ (0, 0.1) node[scale=0.8,below=0.2] {#3}; + } + \tikzmath{ + \hWall = 1.2; + \wWall = 0.3; + \lWall = 5; + \hMass = 0.6; + \wMass = 1.1; + \xMass1 = 1.0; + \xMass2 = 3.0; + \xAxisYpos = 0; + \originX1 = 0; + \originY1 = 0.5; + \springscale=7; + } + + % create axis + \draw[->,thick] (0,\xAxisYpos) --+ (\xMass2 + \wMass, 0) node[right]{$q$}; + % create ticks on x / q axis + \ticks{\xMass1}{\xAxisYpos}{$q_{1}$} + \ticks{\xMass2}{\xAxisYpos}{$q_{2}$} + + % create non-moving backgrounds + \draw[ground] (\originX1, \originY1) ++ (0, 0) --+(\lWall,0) --+(\lWall, \hWall) + --+ (\lWall - \wWall, \hWall) --+(\lWall - \wWall, \wWall) --+ (\wWall, \wWall) --+(\wWall, \hWall) --+(0, \hWall) -- cycle; + + % create masses + \draw[mass] (\originX1, \originY1) ++ (\xMass1, \wWall) rectangle ++ (\wMass,\hMass) node[midway] {$m_{1}$}; + \draw[mass] (\originX1, \originY1) ++ (\xMass2, \wWall) rectangle ++ (\wMass,\hMass) node[midway] {$m_{2}$}; + + % create springs + \draw[spring, segment length=(\xMass1 - \wWall) * \springscale] (\originX1, \originY1) ++ + (\wWall, \wWall + \hMass / 2) --++ (\xMass1 - \wWall, 0) node[midway,above=0.2] {$k_1$}; + \draw[spring, segment length=(\xMass1 - \wWall) * \springscale] (\originX1, \originY1) ++ + (\xMass1 + \wMass, \wWall + \hMass / 2) --++ (\xMass2 - \xMass1 - \wMass, 0) node[midway,above=0.2] {$k_c$}; + \draw[spring, segment length=(\xMass1 - \wWall) * \springscale] (\originX1, \originY1) ++ + (\xMass2 + \wMass, \wWall + \hMass / 2) --++ (\lWall - \xMass2 - \wMass - \wWall, 0) node[midway,above=0.2] {$k_2$}; + + % create vertical measurement line + \draw[vmline] (\xMass1, \xAxisYpos) --+(0, \originY1 + \wWall); + \draw[vmline] (\xMass2, \xAxisYpos) --+(0, \originY1 + \wWall); + +\end{tikzpicture} |