American chopper s CHASSIS ENGINE
1.CHASSIS
Procedure:
- Rename top plane to bottom plane and front plane to midplane chassis.
- Select the midplane chassis and choose sketch tools and click on sketch picture and add the picture of the chopper.
- After adding the picture move the picture -930mm in X-direction and -805mm in Y-direction.
- Select midplane cassis and sketch draw two circles concentric with each other and offset distance is 4mm and give diameter of outer circle as 40mm and place it as shown.
- Again select midplane and sketch and draw a horizontal line of 710mm to right and a spline from last end to the centre of the circle and make spline tangent to the horizontal line and give 200 to lower spline handle.
- Sketch on the bottom plane as shown and choose curve option and project curve and select the two sketches.
- Now sketch on the right plane draw a spline from the centre of the circle to the right bottom and make it horizontal with origin and dimension as given.
- Exit the sketch click on curves option and select project curve and select sketch 5 and sketch 3.
- NOw apply sweep bass to circle and curve 2.
- Now apply mirror option and mirror the body.
- Now sketch on the right plane as shown
- Trim out inner circle and extrude 22mm in opp direction.
- Sketch on the back of the extrude, select the right side and left side edges and offset 50mm to inside, draw two horizontal lines as sown and trim out the extra, and extrude cut it.
- Apply a distance-distance chamfer to bottom edge with 90mm and 44mm.
- Apply a fillet of 25mm to the edges as shown.
- And apply 50mm fillet to remaining to edges.
- Make a reference plane selection midplane and right upper vertex and hide the plane and sketch on the face of the plate as shown.
- Select the reference plane and draw a spline as shown and apply sweep boss.
- Select the face of the plate and draw two circles as shown.
- select the plane one and draw a spline from the centre of the circle to the upper left and give dimensions as shown and sweep boss.
- Select plane one and draw a 95mm dia circles at a vertical distance of 280 and horizontal distance of 426 from the origin.
- extrude the circle 44mm with midplane and merge the results.
- Sketch on inside face of rear hub draw a circle of 60mm dia concentric with hub and extrude it 225mm.
- Apply a dome of 10mm to the hub.
- Sketch on midplane chassis draw a construction line of 215mm horizontal towards left from origin and draw a spline as shown.
- Now make a reference plane by selecting spline and right endpoint of the spline and make a plane.
- Draw two circles of diametre 32mm and 40mm dia concentric with each other, and apply pierce option to spline and centre of the circle and apply sweep option.
- Apply split option and select face one and click cut part and select the part to be removed.
- Select the midplane and sketch a spline as shown.
- Make s reference plane by selecting the spline and bottom point and draw two circles with concentric and dimension outer circle 40mm and inner circle offset 4mm to outer and pierce it to the spline.
- Apply sweep boss with no merge and then apply spilt option and select as shown.
- Select the midplane and sketch as shown and revolve boss.
- Select the split option and select inside face of revolve and select the parts to split.
- Select the midplane and sketch as shown.
- Apply extrude boss up to next in both direction.
- Apply 2mm fillet to the revolve as shown.
- Select the midplane and sketch as shown an extrude the sketch and offset 165mm and width midplane 10mm.
- Apply spilt option and split required parts and apply fillet 25mm to the corner and 1mm fillet to remaining edges.
- Mirror the object and combine.
- Sketch on the right side face of the footstep and draw as shown and extrude the sketch 40mm in reverse direction.
- Apply round fillet to the stand and 3mm fillet to all the edges.
- Sketch to create a hole to kickstand draw a circle of dia 12mm and a 10mm verticle line from midpoint of the curve to the centre of the circle and give the line 10mm and cut extrude up to next.
- Make a reference plane select bottom plane and give 308mm distance and make that plane as bottom plane fuel tank.
- Apply appearance painted car Siena and save it.
2.ENGINE
Procedure:
- Insert the blueprint of the chopper and place it as shown.
- Select the front plane and sketch as shown and extrude it 200mm midplane.
- Again sketch on the front plane, and sketch as shown and extrude 150mm midplane and apply a fillet of 50mm to the all edges of this extrude.
- Select the right plane and sketch as shown and revolve boss.
- Make a reference plane by selecting the right plane and the bottom vertex of the behind curve and sketch on it.
- Sketch as shown on reference plane and revolve it.
- Now sketch on the back face of the front pulley, and covert two edges of the circles and make them reference and draw a rectangle of 4mm and 5mm and extrude it to up to surface and make 40 instances of circular pattern.
- make the same with rear pulley but with 44 instances, and apply dome of 10mm two pulleys.
- Select the front pulley and sketch and select the outer edge of the pulley and offset 30mm in reverse direction.
- Draw a circle of 10mm dia up on the origin and make the centre of the circle verticle to the origin and maintain a distance of 55.
- Make a circular pattern of 12 instances and cut extrude as shown.
- Make the same with rear pulley and apply a chamfer of 3mm and 45 degrees to inside dome cut and 1mm fillet to both pulley faces.
- Sketch on the front plane as shown and extrude the boss as shown
- Draw a line of 102mm from origin and 240mm from that end and make 64degree between the line and top plane.
- Make a reference plane by selecting 240mm line and top endpoint of the line and sketch on it draw a centre point rectangle with 190mm to 190mm. and extrude it up to vertex and give a draft of 7.5 degrees.
- Select the bottom face of the extrude and sketch of 100*100mm rectangle and extrude it up to next.
- Select the previous sketch 16 and boss extrude 125mm. and apply a draft of 90mm and 15mm.
- Fillet all the edges with 15mm.
- Select the plane to draw two square of 120mm and 220mm and extrude cut it with 26mm offset and 8mm length.
- Apply a linear pattern to the cut extrude with 16mm distance with 14 instances.
- And then apply 1mm fillet to all the internal and external edges,10mm fillet to the outer edges,5mm fillet to the rotor.
- Select the face of the engine draw as shown an extrude 2mm and mirror it.
- Select the front plane and draw a sketch for the spark plug and extrude it and apply fillets of 10mm and 2mm to it.
- Cut spilt the engine with the other parts.
- Apply the mirror option and select the cut splint and mirror along the right plane.
- select the bottom plane and draw as shown and extrude them 50mm.
- Select the bottom face of the extrude and draw a rectangle as shown and mirror it and extrude it 12mm.
- Apply 5mm fillet to all edges of the both extrudes except the bottom face.
- Select the right side face of the engine and draw a circle of 40m dia concentric with the left edge and extrude 85mm.
- Select the face of the extrude and draw two circles of dia 20mm and 110mm and extrude them 15mm and apply a chamfer of 4mm and 45 degrees to it.
- Select the face of extrude and sketch as shown and extrude cut it up to next and fillet with 2.2mm radius to the edges and apply a circular pattern with 21 instances.
- Apply chamfer of distance - distance with 24mm and 75mm and another chamfer to the smaller circle with 5mm and 45 degrees.
- Select the front plane and draw a verticle construction line from origin 350mm to up and another verticle lie 20 degrees to the left.
- Draw a 3point arc from the endpoint of the left and to the right side and select eh curve and endpoint of the vertical reference line and apply the midpoint option.
- Now select the right plane and draw two circles with 4mm offset to each other and 45mm dia for outer circle and apply a sweep boss and mirror it and then combine everything.
- Select the front plane and show sketch 27 and draw a circle of dia 45 at the end of the vertical line.
- make a reference plane by select the top plane and the endpoint of the vertical plane and draw a sketch as shown and sweep along the path.
- Select the plane 3 and show the previous sketch and draw as shown and revolve it and apply 5m fillet to it.
- Select top plane and sketch as shown and extrude cut with offset from surface and apply a circular pattern for it.
- Select the front plane and sketch as shown.
- Now go top plane and sketch as shown and exit the sketch.
- Go to curves option click on intersection curves and select two curves.
- Select the front plane sketch and convert entities using the previous sketch and then select the right plane and sketch and select the curve and convert entities and draw a 3point curve as shown.
- Again select curves and make intersection curve by selecting the sketch.
- Create a reference plane by select the curve and top endpoint of it and then select the two curves and make them a composite curve.
- sketch on plane 4 draw two circles with an offset of 3mm and outer dia with 50mm and pierce it with the curve and sweep boss.
- Select the right plane and sketch as shown.
- Select the top plane and sketch, convert entities of previous sketch and make it construction.
- Select the curves option and intersection curve and select the two curves.
- Select the right plane and sketch as shown.
- Select the top plane and sketch as shown and curves and project curves and then select the two curves.
- Create a new plane by selecting the curve and endpoint of the curve and draw two circles in the new plane with offset 3mm and outer circle dia 50mm and then pierce it with curve and sweep bass.
- Select the top plane and draw a line with given dimensions and using split cut the bodies required.
- Select the front plane and draw a spline as shown and then sketch on the face of the spark plug and sweep along the curve
- Select the front plane and draw a spline as shown and then sketch on the face of the spark plug and sweep along the curve
- Finally, save the engine.