CLAAS Saulgau GmbH

An assistance system for optimizing a forage harvesting process is disclosed. The assistance system supports a user in optimizing an agricultural job that describes a forage harvesting process. Optimizing the forage harvesting process comprises at least the planning and/or execution of the forage harvesting process chain effecting the implementation of the agricultural job. The forage harvesting process chain comprises process steps and agricultural work machines which process the agricultural job in a specified sequence. The assistance system optimizes execution of the agricultural job according to specified strategies by selecting optimal values for work parameters and an optimized sequence of process steps.

Rotary rake ( 20 ) having a base frame ( 21 ) comprising a longitudinal bar ( 22 ) and extension arms ( 23 ) arranged on both sides of the longitudinal bar ( 22 ), wherein the rotary rake ( 20 ) is able to be coupled to a towing vehicle via a drawbar ( 25 ) attached to the longitudinal bar ( 22 ), having rake rotors ( 26 ) that are driven in rotation about a respective rotor axis, have tine arms ( 27 ) with rake tines ( 28 ), and are mounted on the extension arms ( 23 ), and having a swath turner ( 29 ) that is attached to the longitudinal bar ( 22 ) between the drawbar ( 25 ) and the extension arms ( 23 ) and has rake wheels ( 30, 31 ), wherein the swath turner ( 29 ) has, on each of the two sides of the longitudinal bar ( 12 ), a first rake wheel ( 30 ) with a first diameter and a second rake wheel ( 31 ) with a second diameter that is larger than the first diameter.

A maize header comprising multiple mowing and infeed units (units 10 ), the first lateral mowing and infeed units (units 10 b ) are laterally next to central mowing and infeed units (units 10 a ), second lateral mowing and infeed units (units 10 c ) are laterally next to the first units ( 10 b ), and units ( 10 d ) are laterally next to the second units ( 10 c ), wherein, to transfer the maize header ( 2 ) between the working and a transport position, the units ( 10 ) are pivotable relative to one another about horizontal pivot axes ( 16 ) so that each of the units ( 10 b ) is pivotable about a first pivot axis ( 16 a ), each of the units ( 10 c ) is pivotable about a second pivot axis ( 16 b ), and each of the units ( 10 d ) is pivotable about a third pivot axis ( 16 c ), wherein a pivot angle (α 1 ) about the axes ( 16 a ) is 164°±4°, a pivot angle (α 2 ) about the ( 16 b ) is 180°±4°, and a pivot angle (α 3 ) about the axes ( 16 c ) is 184°±4°.

Agricultural harvester ( 10 ), having a frame or a framework ( 12 ) on which a chassis ( 14 ) and/or an attachment device for receiving on a carrier vehicle engages, having working units ( 17 ) which, in a working position of the harvester, are supported via supporting devices ( 20 ) on a ground surface, having ground relief devices ( 21, 24 ) via which, in the working position of the harvester, a contact force or a contact pressure of the working units ( 17 ) on the ground surface is settable, having sensors ( 22 ) which are configured to measure for each working unit ( 17 ) a working weight thereof or a weight of the crops situated thereon or a contact force according to this, or a contact pressure according to this, of the respective working unit ( 17 ) on the ground surface, and having a control unit ( 23 ) which is configured to control the ground relief devices ( 21, 24 ) according to the measurement variables of the sensors ( 22 ) in order to influence the contact forces or contact pressures of the working units ( 17 ). FIG. 1

Attachment ( 10 ) for an agricultural harvester, with a main frame ( 11 ) designed to connect the attachment ( 10 ) to the agricultural harvester, with a crop conveyor ( 12 ), which is attached to the main frame ( 11 ) via brackets ( 15 ) in such a way that the crop conveyor ( 12 ) is mounted rotatably on the brackets ( 15 ) and is pivotable together with the brackets ( 15 ) in relation to the main frame ( 11 ), wherein the crop conveyor ( 12 ) is designed, in conjunction with a floor plate ( 14 ), to convey the crops. At least one hydraulic cylinder ( 18 ) acts directly or indirectly on the main frame ( 11 ) and on at least one bracket ( 15 ) or on an auxiliary frame ( 19 ) connected to the brackets ( 15 ), which hydraulic cylinder is designed to push or pull the crop conveyor ( 12 ) in the direction of the floor plate. The respective hydraulic cylinder ( 18 ) has a cylinder ( 20 ), a first piston ( 21 ) displaceable in the cylinder ( 20 ) and a further piston ( 35 ) which is likewise displaceable in the cylinder ( 20 ) and is designed to limit the movement of the first piston ( 21 ) and thus the movement of the crop conveyor ( 12 ) in the direction of the floor plate ( 14 ). FIG. 1

Corn header ( 4 ) for a forage harvester ( 1 ) having a plurality of mowing and infeed units ( 5 ), having a plurality of drum-like or chain-like mowing and infeed members ( 6 ), which are rotatable about a vertical axis and are drivable in a revolving manner, for severing the crop in a substantially horizontal direction, wherein the mowing and infeed members ( 6 ) arranged in the center between two sides ( 4 a, 4 b ) of the corn header ( 4 ) are drivable in a revolving manner to convey crop out of a gap ( 12 ), forwards away from an infeed ( 9 ) of the forage harvester ( 1 ), wherein a central separating member ( 13 ) for separating the crop is positioned in a substantially vertical direction in the region of the gap ( 12 ) between the mowing and infeed members ( 6 ) arranged in the center of the corn header ( 4 ).

Chopping blade ( 10 ), having a basic body ( 11 ), which has a fastening portion ( 12 ) for fastening said chopping blade to a chopping drum and a cutting portion ( 13 ) which is angled in relation to the fastening portion, and having a crop-guiding element ( 15 ) which is fastened to the fastening portion ( 12 ) and is intended for guiding chopped harvested crop, wherein a guide surface ( 16 ) of the crop-guiding element ( 15 ) has a curved contour. A distance (a) between the beginning of the guide surface ( 16 ) of the crop-guiding element ( 15 ) and a transition edge ( 14 ) between the fastening portion ( 12 ) and the cutting portion ( 13 ) of the basic body ( 11 ) is between 4 mm and 8 mm. The guide surface ( 16 ) runs rectilinearly in a first portion ( 18 ) with a length (b) between 4 mm and 8 mm, wherein said first portion ( 18 ) encloses an angle (α) between 18° and 22° with the fastening portion ( 12 ). The first portion ( 18 ) merges into a concavely curved second portion ( 19 ), the radius of curvature (Rx) of which is between 21 mm and 25 mm and which has a wrap angle (β) between 29° and 33°. The second portion merges into a concavely curved third portion ( 20 ), the radius of curvature (Ry) of which is between 18 mm and 22 mm and which has a wrap angle (γ) between 24° and 28°. The third portion merges into a convexly curved fourth portion ( 21 ). A maximum height of the crop-guiding element is between 24 mm and 30 mm.

An agricultural machine comprising a swath sensor system. The swath sensor system is configured to detect one or more properties of a swath on an agricultural area traversed by the agricultural machine. The agricultural machine further comprises a swather for swath generation. At least one sensor of the swath sensor system is configured to detect properties of a stream of swath-forming material during or after its processing into a swath by the swather.

Harvesting vehicle, in particular forage harvester or combine harvester, comprising a mounting frame ( 10 ), wherein the mounting fame ( 10 ) is designed to couple an attachment to the mounting frame ( 10 ) and via the mounting frame ( 10 ) to the harvesting vehicle, and comprising a drive coupler ( 16 ) which engages with the mounting frame ( 10 ) and which is designed to form a drive connection between the attachment and the harvesting vehicle in order to transmit a drive power provided by the harvesting vehicle in the direction of the attachment, wherein the drive coupler ( 16 ) has a drive hub ( 17 ) which can be coupled to the harvesting vehicle, a coupling disk ( 19 ) which can be coupled to the attachment and a centering mandrel ( 22 ) which cooperates with the attachment, wherein the centering mandrel ( 22 ) is fixedly engaged with the coupling disk ( 19 ), a slide piece ( 24 ) which can be displaced in a translatory manner relative to the drive hub ( 17 ) is coupled fixedly in terms of rotation to the drive hub ( 17 ), and wherein the slide piece ( 24 ) is connected to the coupling disk ( 19 ) via universal joints ( 30, 31 ) such that the centering mandrel ( 22 ) can be displaced together with the coupling disk ( 19 ) and the slide piece ( 24 ) in a translatory manner relative to the drive hub ( 17 ).

Attachment ( 10 ) for an agricultural harvesting machine having a main frame ( 11 ) which is configured to couple the attachment ( 10 ) to the agricultural harvesting machine, and having a harvested material conveying device ( 12 ) which is secured to the main frame ( 11 ) by means of carriers ( 15 ) in such a manner that the harvested material conveying device ( 12 ) is rotatably supported on the carriers ( 15 ) and can be pivoted together with the carriers ( 15 ) with respect to the main frame ( 11 ), wherein the harvested material conveying device ( 12 ) is configured to convey in cooperation with a base metal sheet ( 14 ) the harvested material. At least one 10 hydraulic cylinder ( 18 ) engages directly or indirectly on the main frame ( 11 ) and on at least one carrier ( 15 ) or an auxiliary frame ( 19 ) which is connected to the carriers ( 15 ), wherein the at least one hydraulic cylinder ( 18 ) is configured, on the one hand, to press or pull the harvested material conveying device ( 12 ) with a defined pretensioning in the direction towards the base metal sheet ( 14 ).