tailieunhanh - Variable Pitch Conical Spring Pro/ENGINEER Wildfire 2.0

START CREATING A NEW PART Create a part named con_spring and begin with three default datum planes. It is not necessary to change the Units since inches is the Pro/ENGINEER default units. | ME-430 INTRODUCTION TO COMPUTER AIDED DESIGN Variable Pitch Conical Spring Pro ENGINEER Wildfire Dr. Herli Surjanhata START CREATING A NEW PART Create a part named con_spring and begin with three default datum planes. It is not necessary to change the Units since inches is the Pro ENGINEER default units. Click the Create new object icon. Use default template r Sub-type Solid Composite Sheetmetal O Bulk Cancel Type O Li i Sketch Part O Assembly O Manufacturing O Drawing O Format O Report O Diagram O Layout O Markup Name con_spring CREATE A SPRING USING HELICAL SWEEP Create a Protrusion using Helical Sweep options. From Insert pull down menu select Helical Sweep - Protrusion Done Pick FRONT datum plane as the sketching plane and TOP as the Top reference. Select Top and Right as Specify Refs planes. ICreate 2 point Begin with sketching a vertical centerline along RIGHT using th Fi I the icon. Select icon to sketch an inclined line as shown below. Im Click I to dimension the sketch as shown below. Make sure the bottom point of the inclined line has diametrical dimension with respect to the center line. Click icon to modify the dimensions. Note that start point of the line is on TOP DTM2 and inclined to the left. Re-dimension and modify the dimension of the profile as shown above. To obtain diametrical dimension do the following Left-click end point of line at the bottom - left-click center line - Left-click end point of line at the bottom again - middle-click to accept the position of the dimension. Click this icon to continue. Dimension modifications successfully completed. Enter pitch value Enter 1 for the .