Name: _________________________                      Date _________________________

 

 

                Part # PS7F

                Part Desc: Gear Spindle Metric Threads

                Quantity Req.: 1

 

PLEASE HAVE INSTRUCTOR INITIAL AND DATE AFTER REQUIRED OPERATIONS

 

                                                                                                          Instructor

Step #              Location                      Description                             Initials                   Date       

 

 

    10                        Lathe                                      Setup part between centers.

                                                                                Assure that the part runout

                                                                                is within tolerance.

 

    20                        Lathe                                      Setup the cutting tool and 

                                                                                lathe to cut external Metric

                                                                                threads. Be ready to answer

                                                                                questions concerning metric

                                                                                thread cutting as specified in

                                                                                your text and the information

                                                                                sheet.

 

    30                        Instructor                              Have Instructor check setup

 

    40                        Lathe                                      Take a light trial cut and

                                                                                check the pitch with a metric

                                                                                screw pitch gage.

 

    50                        Lathe                                      Cut the thread to the required

                                                                                depth using a thread pitch micrometer

                                                                                or other thread measuring device.

 

    60                        Lathe                                      Assure the thread accuracy using a

                                                                                thread ring gage if one is available.

 

    70                        Lathe                                      Deburr the part.

 

    80                        Bench                                     Inspect the part.

 

    90                        Instructor                              Turn in for grading.