{"id":2673,"date":"2026-01-29T14:43:20","date_gmt":"2026-01-29T06:43:20","guid":{"rendered":"http:\/\/www.waltec.com.cn\/?post_type=product&#038;p=2673"},"modified":"2026-01-29T14:49:09","modified_gmt":"2026-01-29T06:49:09","slug":"screw-drilling-tool-test-bench","status":"publish","type":"product","link":"http:\/\/www.waltec.com.cn\/pt\/produto\/screw-drilling-tool-test-bench\/","title":{"rendered":"Bancada de testes para ferramentas de perfura\u00e7\u00e3o com rosca"},"content":{"rendered":"<p>Caracter\u00edsticas do produto<\/p>\n<p>Quando a ferramenta de perfura\u00e7\u00e3o helicoidal est\u00e1 em opera\u00e7\u00e3o, o fluido de circula\u00e7\u00e3o (fluido de perfura\u00e7\u00e3o) \u00e9 enviado \u00e0 ferramenta por meio da coluna de perfura\u00e7\u00e3o pela bomba de lama rec\u00edproca em terra, com um deslocamento relativamente est\u00e1vel.<\/p>\n<p>A carga na extremidade de sa\u00edda da ferramenta de perfura\u00e7\u00e3o helicoidal inclui principalmente o torque reverso gerado quando a broca de fundo de po\u00e7o perfura a rocha e o torque de atrito resultante da press\u00e3o de perfura\u00e7\u00e3o exercida pela broca sobre o rolamento de apoio da ferramenta de perfura\u00e7\u00e3o helicoidal.<\/p>\n<p>Princ\u00edpio do teste<\/p>\n<p>Por meio do sistema de circula\u00e7\u00e3o, o l\u00edquido \u00e9 injetado na extremidade de entrada da broca helicoidal. Partindo do princ\u00edpio de que a vaz\u00e3o do fluido de circula\u00e7\u00e3o da broca helicoidal \u00e9 mantida em um determinado valor, diferentes cargas de torque s\u00e3o aplicadas \u00e0 extremidade de sa\u00edda de pot\u00eancia da broca helicoidal para que ela funcione de maneira est\u00e1vel sob diferentes torques de frenagem.<\/p>\n<p>Mede par\u00e2metros como torque de sa\u00edda, velocidade de sa\u00edda, vaz\u00e3o de circula\u00e7\u00e3o, press\u00e3o de entrada da ferramenta de perfura\u00e7\u00e3o e press\u00e3o de sa\u00edda da ferramenta de perfura\u00e7\u00e3o em diferentes condi\u00e7\u00f5es de trabalho. Ap\u00f3s o processamento dos dados, os par\u00e2metros de pot\u00eancia s\u00e3o obtidos e a curva caracter\u00edstica \u00e9 tra\u00e7ada.re<\/p>","protected":false},"excerpt":{"rendered":"<p>Product Features When the screw drilling tool is working, the circulating fluid (drilling fluid) is sent to the screw drilling tool through the drill string by the ground reciprocating mud pump, with a relatively stable displacement. 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