Machining Parameters and Toolpath Productivity Optimization Using a Factorial Design and Fit Regression Model in Face Milling and Drilling Operations

<table class="table-group" id="tab10"><tr><td><table class="table"><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr class="thead"><td class="align_left">Source</td><td class="align_center">DF</td><td class="align_center">Adj. SS</td><td class="align_center">Adj. MS</td><td class="align_center"><i>F</i> value</td><td class="align_center"><svg height="10.2124pt" id="M29" style="vertical-align:-3.42943pt" version="1.1" viewbox="-0.0498162 -6.78297 7.83752 10.2124" width="7.83752pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M570 304C570 398 525 448 414 448C385 448 343 445 312 434L329 511L321 518C297 504 262 482 244 460L233 411C195 397 159 381 128 358L135 332C160 347 189 360 224 373L111 -147C97 -210 84 -218 17 -231L13 -257L254 -247L259 -218L233 -216C183 -212 177 -202 189 -142L218 -1C238 -10 266 -12 283 -12C351 3 429 48 483 105C543 168 570 242 570 304ZM482 289C482 161 380 33 304 33C278 33 248 51 233 69L303 396C326 400 352 403 369 403C428 403 482 380 482 289Z"></path></g></svg> value</td></tr><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr><td class="align_left">Regression</td><td class="align_center">2</td><td class="align_center">1.47609</td><td class="align_center">0.73805</td><td class="align_center">47.09</td><td class="align_center">0.00001</td></tr><tr><td class="align_left"><span style="width: 10.1846ptpx;"><svg height="9.10848pt" id="M30" style="vertical-align:-3.291111pt" version="1.1" viewbox="-0.0498162 -5.81737 10.1846 9.10848" width="10.1846pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M219 86C216 168 211 250 206 337C201 410 189 448 163 448C131 448 79 396 43 344L60 322C91 359 110 375 118 375S132 358 136 298C141 238 152 81 155 -12H182C242 62 331 177 390 258C435 321 451 360 451 391C450 424 432 448 408 448C390 448 372 435 366 419C362 410 362 401 366 394C373 383 376 367 376 350C376 283 262 138 221 86H219Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,5.811,3.132)"><path d="M387 400C387 425 348 451 303 451C247 451 176 414 132 376C69 322 24 228 24 148C24 43 74 -12 147 -12C211 -12 301 33 363 103L346 128C319 99 249 51 193 51C148 51 112 84 112 165C112 230 130 287 154 330C170 359 199 400 243 400C277 400 304 383 326 354C333 345 343 343 354 348C378 360 387 382 387 400Z"></path></g></svg></span></td><td class="align_center">1</td><td class="align_center">1.46422</td><td class="align_center">1.46422</td><td class="align_center">93.42</td><td class="align_center">0.00001</td></tr><tr><td class="align_left"><i>f</i><sub><i>n</i></sub></td><td class="align_center">1</td><td class="align_center">0.01187</td><td class="align_center">0.01187</td><td class="align_center">0.76</td><td class="align_center">0.418</td></tr><tr><td class="align_left">Error</td><td class="align_center">6</td><td class="align_center">0.09404</td><td class="align_center">0.01567</td><td class="align_left"> </td><td class="align_left"> </td></tr><tr><td class="align_left">Total</td><td class="align_center">8</td><td class="align_center">1.57013</td><td class="align_left"> </td><td class="align_left"> </td><td class="align_left"> </td></tr><tr class="table-tr"><td colspan="6"><hr class="tbody-hr"/></td></tr></table></td></tr><tr class="table-fn"><td><div><i>R</i><sup>2</sup> (pred): 93.45%.<br/></div></td></tr></table>

Mathematical Problems in Engineering

tab10

Table 10

Table 10: Machining Parameters and Toolpath Productivity Optimization Using a Factorial Design and Fit Regression Model in Face Milling and Drilling Operations 

Table 10 | Machining Parameters and Toolpath Productivity Optimization Using a Factorial Design and Fit Regression Model in Face Milling and Drilling Operations 