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    • 3. 发明公开
    • TIREFONNEUSE À TRANSMISSION HYDRAULIQUE ET PROCÉDÉ DE COMMANDE ASSOCIÉ
    • TIREFONNEUSEÀTRANSMISSION HYDRAULIQUE ETPROCÉDÉDE COMMANDEASSOCIÉ
    • EP3200956A1
    • 2017-08-09
    • EP15771670.5
    • 2015-08-27
    • Societe Turripinoise de Mecanique SA.
    • LETANG, Christophe
    • B25B21/00B25B23/145E01B29/28
    • B25B23/145B25B21/002E01B29/28
    • The invention relates to a sleeper screw driving machine (1) with hydraulic transmission comprising at least one first sleeper screw driving head (2) and one second sleeper screw driving head (3), said first (2) and second (3) sleeper screw driving heads being intended to screw in or unscrew railway sleeper screws (102), at least a first (4) and a second (5) hydraulic motor suited to the rotational drive of the first sleeper screw driving head (2) and of the second sleeper screw driving head (3) respectively, a control unit (12) configured to control the first (4) and second (5) hydraulic motors, and at least one hydraulic pump (8, 9) intended to supply hydraulic power to the first (4) and second (5) hydraulic motors, characterized in that the sleeper screw driving machine (1) additionally comprises at least one hydraulic distribution member (10) driven by the control unit (12) so that, in a first configuration, it hydraulically connects the first (4) and second (5) hydraulic motors in series in a hydraulic circuit and, in a second configuration, it hydraulically uncouples the first (4) and second (5) hydraulic motors in the hydraulic circuit.
    • 本发明涉及一种具有液压传动装置的枕木螺旋传动机(1),其包括至少一个第一枕木螺钉驱动头(2)和一个第二枕木螺钉驱动头(3),所述第一枕木螺钉(2)和第二枕木螺钉(3) 用于拧入或松开铁路枕木螺钉(102)的驱动头,适于第一轨枕螺钉驱动头(2)的旋转驱动的至少第一(4)和第二(5)液压马达以及适于第一枕木螺钉驱动头 (4)和第二(5)液压马达的控制单元(12),以及至少一个液压泵(8,9),该液压泵旨在将液压动力供应到第一液压马达 (4)和第二(5)液压马达,其特征在于,所述轨枕螺旋驱动机(1)还包括由所述控制单元(12)驱动的至少一个液压分配构件(10),使得在第一配置中, 液压连接第一台(4)和第二台(5)液压马达 串联在液压回路中并且在第二构造中使液压回路中的第一液压马达(4)和第二液压马达(5)液压地分离。