MECANISMO 4D

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0 [{"id":596198,"quiz_id":"29192","answer_id":null,"answerType_id":"0","created_at":"2018-10-19 03:39:20","updated_at":"2018-10-19 03:39:20","questionName":"Sus inconvenientes son: su alto coste y poca flexibilidad y que necesita lubricaci\u00f3n (engrase) adecuada para evitar el desgaste prematuro de los dientes y reducir el ruido de funcionamiento","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":596192,"quiz_id":"29192","answer_id":null,"answerType_id":"0","created_at":"2018-10-19 03:39:20","updated_at":"2018-10-19 03:39:20","questionName":"Cuando tenemos que transformar movimiento giratorio en \u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026\u2026., el eje de la manivela es el elemento motriz y el pie de biela se conecta al elemento resistente (potencia \u00fatil). ","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":596190,"quiz_id":"29192","answer_id":null,"answerType_id":"0","created_at":"2018-10-19 03:39:20","updated_at":"2018-10-19 03:39:20","questionName":"Tambi\u00e9n es imprescindible para lo contrario: producir \u2026\u2026\u2026\u2026\u2026\u2026. a partir de movimientos lineales alternativos u oscilantes.","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":596199,"quiz_id":"29192","answer_id":null,"answerType_id":"0","created_at":"2018-10-19 03:39:20","updated_at":"2018-10-19 03:39:20","questionName":"Este mecanismo emplea, al menos, una exc\u00e9ntrica (o una manivela), una biela y una \u2026\u2026\u2026\u2026\u2026\u2026\u2026. colocados sobre un soporte \u00fanico.","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":596197,"quiz_id":"29192","answer_id":null,"answerType_id":"0","created_at":"2018-10-19 03:39:20","updated_at":"2018-10-19 03:39:20","questionName":"El sistema est\u00e1 formado por un pi\u00f1\u00f3n (rueda dentada) que engrana perfectamente en una cremallera. Cuando el pi\u00f1\u00f3n gira, sus dientes empujan los de la cremallera, provocando el desplazamiento lineal de esta.","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":596196,"quiz_id":"29192","answer_id":null,"answerType_id":"0","created_at":"2018-10-19 03:39:20","updated_at":"2018-10-19 03:39:20","questionName":"CIG\u00dcE\u00d1AL-BIELA: Para que el sistema funcione correctamente se deben emplear bielas cuya longitud sea, al menos, \u2026\u2026\u2026... veces el radio de giro de la manivela a la que est\u00e1 acoplada.","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":596191,"quiz_id":"29192","answer_id":null,"answerType_id":"0","created_at":"2018-10-19 03:39:20","updated_at":"2018-10-19 03:39:20","questionName":"La manivela (o la exc\u00e9ntrica) convierte el movimiento giratorio del eje en uno \u2026\u2026\u2026\u2026\u2026\u2026.. en su empu\u00f1adura (eje exc\u00e9ntrico).","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":596193,"quiz_id":"29192","answer_id":null,"answerType_id":"0","created_at":"2018-10-19 03:39:20","updated_at":"2018-10-19 03:39:20","questionName":"El \u00e9mbolo est\u00e1 dotado de un movimiento lineal de \u2026\u2026\u2026\u2026\u2026.. cuyo ciclo es: retroceso, paro, avance, paro, nuevo retroceso, paro...","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":596195,"quiz_id":"29192","answer_id":null,"answerType_id":"0","created_at":"2018-10-19 03:39:20","updated_at":"2018-10-19 03:39:20","questionName":"Permite conseguir que varias bielas se muevan de forma sincronizada con movimiento lineal alternativo a partir del giratorio que se imprime al eje del cig\u00fce\u00f1al, o viceversa.","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":596194,"quiz_id":"29192","answer_id":null,"answerType_id":"0","created_at":"2018-10-19 03:39:20","updated_at":"2018-10-19 03:39:20","questionName":"Este mecanismo se emplea mucho en bicicletas, motos, motores de autom\u00f3vil, puertas elevables, apertura autom\u00e1tica de puertas...","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":596203,"quiz_id":"29192","answer_id":null,"answerType_id":"0","created_at":"2018-10-19 03:39:20","updated_at":"2018-10-19 03:39:20","questionName":"El sistema completo necesita, al menos, los operadores siguientes: dos ejes, una correa y varias parejas de poleas de diferentes di\u00e1metros para montar dos poleas m\u00faltiples.","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":596201,"quiz_id":"29192","answer_id":null,"answerType_id":"0","created_at":"2018-10-19 03:39:20","updated_at":"2018-10-19 03:39:20","questionName":"La clave del gatillo es que pueda liberarse f\u00e1cilmente, pero nunca por accidente.","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":596204,"quiz_id":"29192","answer_id":null,"answerType_id":"0","created_at":"2018-10-19 03:39:20","updated_at":"2018-10-19 03:39:20","questionName":"\u2026\u2026\u2026\u2026\u2026.; tiene importantes ventajas: mucha fiabilidad, bajo coste, funcionamiento silencioso, no precisa lubricaci\u00f3n, tiene una cierta elasticidad...","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":596200,"quiz_id":"29192","answer_id":null,"answerType_id":"0","created_at":"2018-10-19 03:39:20","updated_at":"2018-10-19 03:39:20","questionName":"Permite liberar una energ\u00eda aplicando para ello muy poco esfuerzo y movimiento. Se emplea en cepos, ballestas, pistolas, de soldadores, mangueras surtidoras de combustible, lanza platos, gardu\u00f1as...","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null},{"id":596202,"quiz_id":"29192","answer_id":null,"answerType_id":"0","created_at":"2018-10-19 03:39:20","updated_at":"2018-10-19 03:39:20","questionName":"Para su correcto funcionamiento, este mecanismo necesita, al menos: \u00e1rbol, soporte, leva y seguidor de leva (palpador) acompa\u00f1ado de un sistema de recuperaci\u00f3n (muelle, resorte...).","questionTimeSeconds":"40","questionTimeMinutes":"0","questionImagePath":null,"position":null,"explanation":null,"question_score_id":null,"lang":null,"questionAudioPath":null}]
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Sus inconvenientes son: su alto coste y poca flexibilidad y que necesita lubricación (engrase) adecuada para evitar el desgaste prematuro de los dientes y reducir el ruido de funcionamiento

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