Macro Spring

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File:Text-x-python Spring simul

Description
Spring simulation.

Author: Mario52
Author
Mario52
Download
None
Links
Macro Version
1.0
Date last modified
None
FreeCAD Version(s)
None
Default shortcut
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See also
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Simulate spring.

Uses

Open the 2 files (Spring.FCMacro and Spring.FCStd) in FreeCAD with 2 screens, then (Menu > Windows > tile menu) and click in the window and the macro and click F6 (debug macro) to run the macro

The File

Spring.FCStd

Script

Spring.FCMacro

import FreeCAD, FreeCADGui, Draft, Part
from FreeCAD import Base
import time

ii = iib = FreeCAD.getDocument("Spring").getObject("Helix001").Pitch
i = ib = FreeCAD.getDocument("Spring").getObject("Helix001").Height

pas = 1

for ii2 in range(int(60)):
    if pas == 0:
        if ii > iib-1:
            pas = 1
        else:
            ii += 1
            i = (ii * 10)
    else:
        if ii < 2:
            pas = 0
        else:
            ii -= 1
            i = (ii * 10)
   
    FreeCAD.getDocument("Spring").getObject("Helix001").Pitch = ii
    FreeCAD.getDocument("Spring").getObject("Helix001").Height = i
    App.Console.PrintMessage(str(ii2)+"  " + str(ii)+"  " + str(i)+"  " + str(pas) +"\n")
    time.sleep(0.1) # modify the time here
#FreeCAD.getDocument("Spring").getObject("Helix001").Pitch = iib
#FreeCAD.getDocument("Spring").getObject("Helix001").Height = ib

Link

The page discussion scripting animations