The invention relates to a shear bar (20), in particular for a forage harvester or another agricultural or silvicultural machine, having a carrier (21) that comprises a cutting region (30); a plurality of cutting elements (31) being set alongside one another in the cutting region (30); the cutting elements (31) comprising a partial edge and at least some of the partial edges forming a cutting edge (32) that is embodied to form, with a knife bar, a cutting engagement for the material to be shredded; the cutting edge (32) forming a transition between a cutting surface (32.1) that is constituted by the cutting elements (31) and extends transversely to the cutting direction, and an exposed surface (32.2) that extends substantially in a cutting direction and indirectly or directly adjoins the cutting edge (32). A shear bar of this kind can be configured to be break-resistant with little complexity in terms of parts and manufacture if provision is made that an infeed element (34), which is embodied as a sintered part made of hard material having an infeed bevel (34.6) profiled on in the sintering process, is provided on or in the row of cutting elements (31); the infeed bevel (34.6) being carried over indirectly or directly into the cutting edge (32); and the infeed bevel (34.6) being arranged at a tilt with respect to the cutting edge (32) in such a way that it is arranged with a setback with respect to the exposed surface (32.2) and toward the cutting surface (32.1).

The invention relates to a shear bar (20), in particular for a forage harvester or another agricultural or silvicultural machine, having a carrier (21) that comprises a cutting region (30); a plurality of cutting elements (31) being set alongside one another in the cutting region (30); the cutting elements (31) comprising a partial edge and at least some of the partial edges forming a cutting edge (32) that is embodied to form, with a knife bar, a cutting engagement for the material to be shredded; the cutting edge (32) forming a transition between a cutting surface (32.1) that is constituted by the cutting elements (31) and extends transversely to the cutting direction, and an exposed surface (32.2) that extends substantially in a cutting direction and indirectly or directly adjoins the cutting edge (32). A shear bar of this kind can be configured to be break-resistant with little complexity in terms of parts and manufacture if provision is made that an infeed element (34), which is embodied as a sintered part made of hard material having an infeed bevel (34.6) profiled on in the sintering process, is provided on or in the row of cutting elements (31); the infeed bevel (34.6) being carried over indirectly or directly into the cutting edge (32); and the infeed bevel (34.6) being arranged at a tilt with respect to the cutting edge (32) in such a way that it is arranged with a setback with respect to the exposed surface (32.2) and toward the cutting surface (32.1).

Chopping drum (10) for a field chopper, having a drum body (11), having a blade carrier (12) and having a plurality of blades (13) which are fastened to the blade carrier (12), each blade (13) being fastened to the blade carrier (12) via at least two fastening means (14) which extend through a fastening section (15) of the respective blade (13) into the blade carrier (12), and the fastening means (14) penetrating the fastening section (15) of the respective blade (13) at an angle of between 40° and 70°.

A chopping unit (10) of a forage harvester, having a chopping drum (11) bearing chopping blades (15), having a shear bar carrier (17) bearing a shear bar (16) for the chopping blades (15), wherein a top side (20), facing away from the shear bar carrier (17), of the shear bar (16) provides a cutting edge (21) of the shear bar (16), wherein the top side (20) of the shear bar (16) is contoured such that the top side (20) of the shear bar (16) is inclined, at least in a top-side portion (26) facing the chopping drum (11), continuously in the direction of the chopping drum (11) in the contact region with the chopping blades, as seen in the axial direction of the chopping drum (11).

A chopping unit (10) of a forage harvester, having a chopping drum (11) bearing chopping blades (15), having a shear bar carrier (17) bearing a shear bar (16) for the chopping blades (15), wherein a top side (20), facing away from the shear bar carrier (17), of the shear bar (16) provides a cutting edge (21) of the shear bar (16), wherein the top side (20) of the shear bar (16) is contoured such that the top side (20) of the shear bar (16) is inclined, at least in a top-side portion (26) facing the chopping drum (11), continuously in the direction of the chopping drum (11) in the contact region with the chopping blades, as seen in the axial direction of the chopping drum (11).

A trailed straw biomass granulator includes a first drive device and a forming device. The forming device includes a driving gear and a forming gear. The driving gear is evenly distributed with involute drive teeth along a circumference. A storage groove is formed between every two adjacent drive teeth. The driving gear includes an output hole in an axial direction, and an auger is arranged inside the output hole. A forming hole is defined between two adjacent drive teeth, and the forming hole penetrates into the output hole and the storage groove. The forming gear includes a base body, multiple involute sliding teeth and multiple reset springs, and the sliding teeth are evenly distributed on the peripheral side of the base body in a circumferential direction. The base body includes multiple sliding grooves in one-to-one correspondence with the sliding teeth, which are integrally formed with a slide block.

A three-point bale spreader attachable to a tractor includes an arm capable of lifting a bale into a processing chamber. A pair of rotors with a plurality of flail knives is rotated to shred the bale. A conveyor feeds the bale into the rotating rotors, while a door can be opened to varying degrees to allow the shredded material to exit the bale spreader.

A three-point bale spreader attachable to a tractor includes an arm capable of lifting a bale into a processing chamber. A pair of rotors with a plurality of flail knives is rotated to shred the bale. A conveyor feeds the bale into the rotating rotors, while a door can be opened to varying degrees to allow the shredded material to exit the bale spreader.

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.

A bale processing apparatus include a frame, a bale hopper defining a bale chamber for receiving a bale, a bale shredding assembly including a shredding rotor rotatable in a rotor chamber, and a bale movement assembly configured to move a bale in the bale chamber toward the bale feed opening and the shredding rotor. In embodiments, the apparatus may be mountable on support arms of a loader such that the bale processing apparatus is liftable off of the ground surface, and may include a rotor operating assembly may be mounted on the frame and configured to rotate the shredding rotor, and the operating assembly may include an engine fully mounted on the frame such that the frame and the engine may be removed as a unit from the loader. Other embodiments are also disclosed.