Virtual Simulation Analysis of Rigid-Flexible Coupling Dynamics of Shearer with Clearance

<table class="fixed-width table-group" id="tab8"><tr><td><table class="table"><colgroup><col style="width:9.69em"/><col style="width:4.36em"/><col style="width:4.38em"/><col style="width:4.43em"/><col style="width:4.44em"/></colgroup><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td class="align_left"> </td><td class="align_center"><svg height="11.8174pt" id="M126" style="vertical-align:-3.1815pt" version="1.1" viewbox="-0.0498162 -8.6359 24.8462 11.8174" width="24.8462pt" 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="M584 650H137L131 622C214 614 217 612 200 521L125 127C109 41 101 35 23 28L17 0H288L294 28C201 35 193 42 209 128L242 309H348C440 309 442 300 443 226H471L510 422H482C452 354 449 348 357 348H251L295 575C302 609 304 615 338 615H426C502 615 517 604 526 581C534 560 536 524 537 492L565 494C574 554 583 631 584 650Z" id="g113-71"></path></g><g transform="matrix(.0091,0,0,-0.0091,6.786,3.132)"><path d="M738 650H471V617C551 612 559 606 559 524V368H218V524C218 606 227 612 305 617V650H38V617C123 612 131 606 131 524V126C131 44 124 38 41 33V0H310V33C226 38 218 44 218 126V321H559V126C559 44 551 38 463 33V0H737V33C654 38 646 44 646 126V524C646 606 654 612 738 617V650Z" id="g58-70"></path></g><g transform="matrix(.0091,0,0,-0.0091,13.857,3.132)"><path d="M499 166C484 119 466 88 447 68C424 43 390 38 338 38C297 38 262 40 242 51C223 62 218 80 218 133V522C218 607 226 612 309 617V650H41V617C124 612 131 605 131 522V129C131 45 123 38 38 33V0H497C505 30 529 128 534 160L499 166Z" id="g58-74"></path></g><g transform="matrix(.0091,0,0,-0.0091,18.25,3.132)"><path d="M631 650H403V617C483 609 484 601 462 552C433 492 382 399 345 333C302 408 253 486 212 562C194 596 189 609 262 617V650H18V617C80 612 90 599 131 534C184 445 219 381 258 316C275 286 279 276 279 257V127C279 44 272 37 180 32V0H469V32C373 37 366 45 366 127V261C366 286 369 297 382 321C430 409 465 465 507 534C547 599 561 609 631 617V650Z" id="g58-87"></path></g></svg> (t)</td><td class="align_center"><svg height="11.8174pt" id="M127" style="vertical-align:-3.1815pt" version="1.1" viewbox="-0.0498162 -8.6359 25.1293 11.8174" width="25.1293pt" 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="M584 650H137L131 622C214 614 217 612 200 521L125 127C109 41 101 35 23 28L17 0H288L294 28C201 35 193 42 209 128L242 309H348C440 309 442 300 443 226H471L510 422H482C452 354 449 348 357 348H251L295 575C302 609 304 615 338 615H426C502 615 517 604 526 581C534 560 536 524 537 492L565 494C574 554 583 631 584 650Z" id="g113-71"></path></g><g transform="matrix(.0091,0,0,-0.0091,6.786,3.132)"><path d="M738 650H471V617C551 612 559 606 559 524V368H218V524C218 606 227 612 305 617V650H38V617C123 612 131 606 131 524V126C131 44 124 38 41 33V0H310V33C226 38 218 44 218 126V321H559V126C559 44 551 38 463 33V0H737V33C654 38 646 44 646 126V524C646 606 654 612 738 617V650Z" id="g58-70"></path></g><g transform="matrix(.0091,0,0,-0.0091,13.857,3.132)"><path d="M499 166C484 119 466 88 447 68C424 43 390 38 338 38C297 38 262 40 242 51C223 62 218 80 218 133V522C218 607 226 612 309 617V650H41V617C124 612 131 605 131 522V129C131 45 123 38 38 33V0H497C505 30 529 128 534 160L499 166Z" id="g58-74"></path></g><g transform="matrix(.0091,0,0,-0.0091,18.844,3.132)"><path d="M566 179C549 130 530 96 510 76C481 47 444 40 324 40C256 40 195 42 160 46C300 249 436 439 576 636L568 650H166C135 650 125 652 113 675H86L74 488H108C119 533 131 558 144 577C160 601 179 610 283 610H454C313 407 172 215 31 16L40 0H564C575 40 593 135 601 172L566 179Z" id="g58-88"></path></g></svg> (t)</td><td class="align_center"><svg height="11.8631pt" id="M128" style="vertical-align:-3.227201pt" version="1.1" viewbox="-0.0498162 -8.6359 25.8326 11.8631" width="25.8326pt" 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="M584 650H137L131 622C214 614 217 612 200 521L125 127C109 41 101 35 23 28L17 0H288L294 28C201 35 193 42 209 128L242 309H348C440 309 442 300 443 226H471L510 422H482C452 354 449 348 357 348H251L295 575C302 609 304 615 338 615H426C502 615 517 604 526 581C534 560 536 524 537 492L565 494C574 554 583 631 584 650Z" id="g113-71"></path></g><g transform="matrix(.0091,0,0,-0.0091,6.786,3.132)"><path d="M738 650H471V617C551 612 559 606 559 524V368H218V524C218 606 227 612 305 617V650H38V617C123 612 131 606 131 524V126C131 44 124 38 41 33V0H310V33C226 38 218 44 218 126V321H559V126C559 44 551 38 463 33V0H737V33C654 38 646 44 646 126V524C646 606 654 612 738 617V650Z" id="g58-70"></path></g><g transform="matrix(.0091,0,0,-0.0091,13.857,3.132)"><path d="M639 21C616 28 593 39 566 68C542 92 523 117 486 170C457 215 415 282 397 314C472 346 524 398 524 485C524 545 497 590 456 617C417 641 369 650 296 650H43V617C122 612 130 608 130 523V129C130 45 122 38 38 33V0H306V33C225 38 216 45 216 129V282H249C302 282 319 270 336 243C365 195 401 132 436 84C483 18 525 -5 597 -8C610 -9 622 -9 635 -9L639 21ZM216 319V559C216 586 219 596 227 603S250 613 281 613C356 613 429 576 429 469C429 416 413 379 374 348C349 327 316 319 265 319H216Z" id="g58-80"></path></g><g transform="matrix(.0091,0,0,-0.0091,19.233,3.132)"><path d="M631 650H403V617C483 609 484 601 462 552C433 492 382 399 345 333C302 408 253 486 212 562C194 596 189 609 262 617V650H18V617C80 612 90 599 131 534C184 445 219 381 258 316C275 286 279 276 279 257V127C279 44 272 37 180 32V0H469V32C373 37 366 45 366 127V261C366 286 369 297 382 321C430 409 465 465 507 534C547 599 561 609 631 617V650Z" id="g58-87"></path></g></svg> (t)</td><td class="align_center"><svg height="11.8631pt" id="M129" style="vertical-align:-3.227201pt" version="1.1" viewbox="-0.0498162 -8.6359 25.9605 11.8631" width="25.9605pt" 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="M584 650H137L131 622C214 614 217 612 200 521L125 127C109 41 101 35 23 28L17 0H288L294 28C201 35 193 42 209 128L242 309H348C440 309 442 300 443 226H471L510 422H482C452 354 449 348 357 348H251L295 575C302 609 304 615 338 615H426C502 615 517 604 526 581C534 560 536 524 537 492L565 494C574 554 583 631 584 650Z" id="g113-71"></path></g><g transform="matrix(.0091,0,0,-0.0091,6.786,3.132)"><path d="M738 650H471V617C551 612 559 606 559 524V368H218V524C218 606 227 612 305 617V650H38V617C123 612 131 606 131 524V126C131 44 124 38 41 33V0H310V33C226 38 218 44 218 126V321H559V126C559 44 551 38 463 33V0H737V33C654 38 646 44 646 126V524C646 606 654 612 738 617V650Z" id="g58-70"></path></g><g transform="matrix(.0091,0,0,-0.0091,13.857,3.132)"><path d="M639 21C616 28 593 39 566 68C542 92 523 117 486 170C457 215 415 282 397 314C472 346 524 398 524 485C524 545 497 590 456 617C417 641 369 650 296 650H43V617C122 612 130 608 130 523V129C130 45 122 38 38 33V0H306V33C225 38 216 45 216 129V282H249C302 282 319 270 336 243C365 195 401 132 436 84C483 18 525 -5 597 -8C610 -9 622 -9 635 -9L639 21ZM216 319V559C216 586 219 596 227 603S250 613 281 613C356 613 429 576 429 469C429 416 413 379 374 348C349 327 316 319 265 319H216Z" id="g58-80"></path></g><g transform="matrix(.0091,0,0,-0.0091,19.672,3.132)"><path d="M566 179C549 130 530 96 510 76C481 47 444 40 324 40C256 40 195 42 160 46C300 249 436 439 576 636L568 650H166C135 650 125 652 113 675H86L74 488H108C119 533 131 558 144 577C160 601 179 610 283 610H454C313 407 172 215 31 16L40 0H564C575 40 593 135 601 172L566 179Z" id="g58-88"></path></g></svg> (t)</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left">Simulation value/t</td><td class="align_center">19.74</td><td class="align_center">−1.99</td><td class="align_center">7.32</td><td class="align_center">−1.81</td></tr><tr><td class="align_left">Experimental value/t</td><td class="align_center">20.62</td><td class="align_center">−1.71</td><td class="align_center">7.53</td><td class="align_center">−1.62</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Comparison of forces acting on plane support plate pin shafts.</div>

Shock and Vibration

tab8

Table 8

Table 8: Virtual Simulation Analysis of Rigid-Flexible Coupling Dynamics of Shearer with Clearance 