1. A hay harvesting device (1), comprising: a frame movable in the direction of movement of the device and containing the first and second tools for processing a crop, in particular tools for shifting a crop, in particular rake tools that are located side by side； the first and second switching means for moving the first and second tools for processing the crop from the working position in which they engage the crop in order to shift it to a standby position in which they do not functionally engage the crop, and vice versa, respectively； and a programmable control unit (20) for switching means, characterized in that the first and second switching means are adapted to actuate them independently from each other using the control unit (20), and that the control unit is arranged to process the first data showing the angle between the direction of movement of the device (1) along the field (100) during the execution of the stroke and at least one boundary line, in particular, the start line or the end line, while the control unit (20) is made with possible Stu processed second data rate indicating device (1) in the direction of movement, and actuate the first and second switching means, one after another, depending on the first and second data, upon arrival to the at least one boundary linii.2. The device (1) according to claim 1, containing a third tool for processing crops, and a third tool for processing crops1. Сеноуборочное устройство (1), содержащее: раму, подвижную в направлении движения устройства и содержащую первый и второй инструменты для обработки сельскохозяйственной культуры, в частности инструменты для смещения сельскохозяйственной культуры, в частности - грабельные инструменты, которые расположены бок о бок； первое и второе средства переключения для перемещения первого и второго инструментов для обработки сельскохозяйственной культуры из рабочего положения, в котором они зацепляют сельскохозяйственную культуру с целью ее смещения, в положение ожидания, в
