Course project. Lathe with CNC RT-755

Introduction.................................................................................. 2 1 Basic data....................................................................5 2 Analyses of the drawing of a detail, the choice of preparation and technology of processing.......6 3 Appointment and requirements to the upgraded machine.....................7 4 Justification of a technical characteristic....................................8 5 Development of kinematic scheme.............................................9 5.1 Choice of the Engine and Creation of the Schedule of Frequencies of Rotation..........9 5.2 Definition of Numbers of Teeths of Wheels...........................................10 5.3 Determination of Diameters of Pulleys of Remyonny Transfer................11 5.4 Calculation of Frequencies of Rotation..............................................11 6 Technical calculations..............................................................13 6.1 Definition of the moments on shafts..........................................13 6.2 Calculation of diameters of shafts......................................................13 6.3 Calculation of transfers of a reducer...................................................14 6.4 Calculation of remyonny transfer.................................................21 6.5 Test calculations........................................................24 6.5.1 Test calculation of a shaft on a bend and torsion...............24 6.5.2 Test calculation of rolling bearings................. 29 6.5.3 Test calculation of shponochny connections...............32 7 Lubricant system............................................................... 34 8 Conclusion.........................................................................35 the List of the used Application literature....................................................36................................................................................. Specification............................................................................................................................................................................. Drawings: part, movie diagram, convolution/unfolding, BOM