Post on 19-Jun-2015
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TECHNICAL DRAWING I
DU 2: JOINING AND TECHNICAL CURVES
THEME 2: JOINING AND TECHNICAL CURVESObjectives and evaluation criteria:
Helburua Minimoa 2. maila 3. maila
H1: Zirkunferentzia eta zuzenen arteko ukitzaile eta lotura desberdinen bidez bi dimensiotan adierazitako piezak eraikitzea, txukun eta garbi marraztuz eta lerro printzipalak eta laguntzaileak bereiztuz..
Zirkunferentzia eta zuzenen arteko ukitzaile edo loturen bidez eraikuntzak egitea.
Zirkunferentzia eta zuzenen arteko ukitzaile edo loturen bidez pieza osoak marraztea.
Eraikuntzak zehaztasunez egitea.
H2:Kurba koniko (elipse, parabola eta hiperbola) eta teknikoen (obaloa eta oboidea) marrazkiak deduzitzea, zehaztasunez marraztuz, txukun eta garbi marraztuz eta lerro printzipalak eta laguntzaileak bereiztuz.
Kurba tekniko desberdinak marraztea.
Kurba koniko desberdinak marraztea.
Kurbak zehaztasunez marraztea.
THEME 2: JOINING AND TECHNICAL CURVESJoining: 1
THEME 2: JOINING AND TECHNICAL CURVESJoining 2:
THEME 2: JOINING AND TECHNICAL CURVESJoining 3:
THEME 2: JOINING AND TECHNICAL CURVESJoining 4:
THEME 2: JOINING AND TECHNICAL CURVESJoining 5:
THEME 2: JOINING AND TECHNICAL CURVESJoining 6:
THEME 2: JOINING AND TECHNICAL CURVESJoining 7:
THEME 2: JOINING AND TECHNICAL CURVESJoining 8:
THEME 2: JOINING AND TECHNICAL CURVESJoining 9:
THEME 2: JOINING AND TECHNICAL CURVES1.Tangent lines to circles:
1.1.Tangent to a circle at a point T. only one solution
THEME 2: JOINING AND TECHNICAL CURVES
1.2. Parallel lines to a given direction “d”, that are tangents lines to a circle. Two solutions.
1.Tangent lines to circles:
THEME 2: JOINING AND TECHNICAL CURVES
1.3. Tangents lines to a circle that pass through an external point P. Two solutions.
1.Tangent lines to circles:
THEME 2: JOINING AND TECHNICAL CURVES
1.4. Tangent lines to two circles at a time. Four solutions.
1.Tangent lines to circles:
THEME 2: JOINING AND TECHNICAL CURVES2. Circles tangent to a circle or a line:
2.1. Circles tangent to a line on the point T, knowing the radius of the circle. Two solutions.
THEME 2: JOINING AND TECHNICAL CURVES
2.2. Tangent circles to another circle on the point T, knowing the radius of the circle. Two solutions.
2. Circles tangent to a circle or a line:
THEME 2: JOINING AND TECHNICAL CURVES
2.3. Tangent circle to a line on the point T, that passes through an external point Q. Only one solution.
2. Circles tangent to a circle or a line:
THEME 2: JOINING AND TECHNICAL CURVES
2.4. Tangent circle to another circle in the point T, that passes through an external point Q. Only one solution.
2. Circles tangent to a circle or a line:
THEME 2: JOINING AND TECHNICAL CURVES
2.5. Tangent circles to a line, passing through an external point P, knowing the radius of the solution circles. Two solutions.
2. Circles tangent to a circle or a line:
THEME 2: JOINING AND TECHNICAL CURVES
2.6. Tangent circles to another circle, passing through an external point P, knowing the radius of the solution circles. Four solutions.
2. Circles tangent to a circle or a line:
THEME 2: JOINING AND TECHNICAL CURVES3. Circles tangent to a circle and to a line at a time:
3.1. Tangent circles to another circle and to a line, knowing the tangent point T in the circle. Two solutions.
THEME 2: JOINING AND TECHNICAL CURVES
3.2. Tangent circles to another circle and to a line, knowing the tangent point T in the line. Two solutions.
3. Circles tangent to a circle and to a line at a time:
THEME 2: JOINING AND TECHNICAL CURVES
3.3. Tangent circles to another circle and to a line, knowing the radius of the solution circle. Maximum eight solutions.
3. Circles tangent to a circle and to a line at a time:
THEME 2: JOINING AND TECHNICAL CURVES4. Circles tangent to two circles or two lines:
4.1. Tangent circles to two lines, knowing the tangent point T in one of the lines. Two solutions.
THEME 2: JOINING AND TECHNICAL CURVES
4.2. Tangent circles to two lines, knowing the radius of the solution circle. Four solutions.
4. Circles tangent to two circles or two lines:
THEME 2: JOINING AND TECHNICAL CURVES
4.3. Tangent circles to other two circles, knowing the radius of the solution circle. Eight possible solutions.
4. Circles tangent to two circles or two lines:
THEME 2: JOINING AND TECHNICAL CURVESExercises:
THEME 2: JOINING AND TECHNICAL CURVESExercises:
THEME 2: JOINING AND TECHNICAL CURVESExercises:
THEME 2: JOINING AND TECHNICAL CURVESExercises:
THEME 2: JOINING AND TECHNICAL CURVESExercises:
THEME 2: JOINING AND TECHNICAL CURVESExercises:
THEME 2: JOINING AND TECHNICAL CURVESTechnical curves 1: OVAL
OVAL:
It’s a closed curve, where all the points are symmetric about the two perpendicular axes and made by circumference arcs.
THEME 2: JOINING AND TECHNICAL CURVESTechnical curves 1: OVAL
1.1. Knowing the main axis.
THEME 2: JOINING AND TECHNICAL CURVESTechnical curves 1: OVAL
1.2. Knowing the small axis.
THEME 2: JOINING AND TECHNICAL CURVESTechnical curves 1: OVAL
1.3. Knowing the two axes.
THEME 2: JOINING AND TECHNICAL CURVESTechnical curves 2: OVOID.
OVOID:It’s a closed curve, where all the points are symmetric about one axis and made by circumference arcs.
2.1. Knowing the main axis.
THEME 2: JOINING AND TECHNICAL CURVES
2.2. Knowing the small axis.
Technical curves 2: OVOID.
THEME 2: JOINING AND TECHNICAL CURVESTechnical curves 3: Arquimedean SPIRAL.
THEME 2: JOINING AND TECHNICAL CURVESTechnical curves 4: VOLUTE.
THEME 2: JOINING AND TECHNICAL CURVESCONIC CURVES.
THEME 2: JOINING AND TECHNICAL CURVESConic curves 1: ELLIPSE
THEME 2: JOINING AND TECHNICAL CURVESConic curves 1: ELLIPSE
THEME 2: JOINING AND TECHNICAL CURVESConic curves 1: ELLIPSE
1.1. Knowing the two axes; first method.
THEME 2: JOINING AND TECHNICAL CURVESConic curves 1: ELLIPSE
1.1. Knowing the two axes; second method.
THEME 2: JOINING AND TECHNICAL CURVESConic curves 2: PARABOLA
THEME 2: JOINING AND TECHNICAL CURVESConic curves 2: PARABOLA
2.1. Knowing the axis, the vertex and the guideline.
THEME 2: JOINING AND TECHNICAL CURVESConic curves 3: HYPERBOLA
THEME 2: JOINING AND TECHNICAL CURVESConic curves 3: HYPERBOLA
3.1. Knowing the two axes.