1 ME-430 Introduction to Computer Aided Design HAMMER HANDLE - Pro/ENGINEER Wildfire 2.0 Dr. Herli Surjanhata In a system window, create a new directory called ME-430 (e.g. h:\PTC_Working_Dir\ME-430) if this has NOT been done. From File pull down menu, select Set Working Directory. Select Working Directory dialog box appears 2 Select the ME-430 directory to highlight it and select OK. All files created in this session will be stored in ME- 430 directory. Note: You can also create a new directory by selecting . Pick the Create a new object icon . 3 Type in hammer_handle for the name of the new part. Click OK. CREATE A BASE FEATURE – REVOLVED PROTRUSION Create the base feature – Pick the Revolve Tool icon . In the dashboard, pick , then click . 4 Pick Front datum plane as Sketch Plane. For Sketch Orientation Reference pick RIGHT datum plane, and set Orientation to Right. This option is default option! Then click the Sketch button . Click the Close button in the References dialog box. 5 Click the small forward > icon to expand, and pick . Draw a horizontal centerline through coordinate system. This centerline is used as axis of revolution of the revolved section. Use the appropriate Sketcher Tools to create and dimension the section as shown below – make sure the section is closed, and use diametrical dimensions for the cylindrical portion of the hammer (see figure below). , , , , , Click . Click . 6 Click and select Standard Orientation. CREATE CHAMFERS Pick the Chamfer Tool icon . Pick the right edge of the handle. Change the chamfer option to 45 x D. Enter the D value of 0.1795 in. 7 Click to finish creating a chamfer. Repeat the same technique to create two more chamfers as shown below. CREATE A GROOVE Create the base feature – Pick the Revolve Tool icon . Chamfer 45° x 0.1795 Chamfer 45° x 0.035 8 In the dashboard, click the Remove Material icon . Then pick , followed by clicking . Pick Front datum plane as Sketch Plane. For Sketch Orientation Reference pick RIGHT datum plane, and set Orientation to Right. This option is default option! Then click the Sketch button . Pick the top horizontal and vertical left edges as the reference. Click the Close button in the References dialog box. Pick as additional reference. Pick as additional reference. 9 The groove will be created using revolved cut. Create the following section, make sure to create the horizontal centerline first, next draw the vertical center line to position the center of the circle, and finally draw the small circle that has a RADIUS equal to 0.035. Click . Then Click . 10 CREATE A THREAD 0.5 – 20 UNF-2A The form of the thread is shown below. From Insert pull-down menu, select Helical Sweep -> Cut Click Done. Pick FRONT as the sketching plane, and select Okay. [...]... dialog box appears 18 Pick the axis of the handle, and hold-down Ctrl key, and click FRONT datum plane Accept Offset Rotation of 45 degrees Click OK -> Click Okay for the DIRECTION Select Bottom, and pick the most right surface of the handle Pick this flat surface for Bottom orientation 19 For the References, pick the axis, bottom edge, and right edge of the handle Click Close First, draw a centerline... plane Accept Offset Rotation of 45 degrees Click OK -> Click Okay for the DIRECTION Select Bottom, and pick the most right surface of the handle Pick this flat surface for Bottom orientation 14 For the References, pick the axis, bottom edge, and right edge of the handle Click Close First, draw a centerline as axis of helical sweep cut Then draw a profile line as shown Click Enter Pitch value of 2.0693... following section of the thread Click -> Okay Click OK 12 KNURLING THE HANDLE From Insert pull-down menu, select Helical Sweep -> Cut Accept the defaults for Constant -> Thru Axis -> Right Handed, and click Done When prompted for a SKETCHING PLANE, click the Datum Plane Tool icon The Datum Plane dialog box appears 13 Pick the axis of the handle, and hold-down Ctrl key, and click FRONT datum plane Accept...Select Top in the SKET VIEW menu, and then pick RIGHT datum plane Zoom in the portion of the handle that will be threaded Pick two additional references as shown Pick as additional reference Close the References dialog box Pick as additional reference 11 Draw a vertical centerline as axis of helical . 1 ME-430 Introduction to Computer Aided Design HAMMER HANDLE - Pro/ENGINEER Wildfire 2.0 Dr. Herli Surjanhata In a system. Pick the Create a new object icon . 3 Type in hammer_ handle for the name of the new part. Click OK. CREATE