Abstract: A joining device for joining components on a shaft, e.g., for joining camshaft components on a camshaft tube, is disclosed. The joining device includes a joining device body composed of a material with a heat expansion coefficient that is lower than 10.0 ?m/m° C. The heat expansion coefficient of the joining device is smaller than that of the components and/or the shaft.

Abstract: A method for improving a corrosion protection of a hollow shaft may include introducing a lance into the hollow shaft, and cleaning and expelling a liquid from an inside of the hollow shaft via spraying a gas from the lance. The method may also include applying a corrosion protection medium onto an inner lateral surface of the hollow shaft at least in certain regions, and closing off the hollow shaft.

Abstract: A method for producing a hybrid component may include placing a metallic insert part into an injection mould, at least one of over-moulding and back-injecting the metallic insert part with a plastic mass, and pretreating a surface of the metallic insert part that is to be at least one of over-moulded and back-injected prior to the at least one of over-moulding and back-injecting. The metallic insert part may be placed into the injection mould such that the metallic insert part protrudes from the plastic mass on at least one side. A material accumulation may be disposed on a transition region from the metallic insert part to the plastic mass.

Abstract: A method for producing a spray channel on a shaft tube, whereby a completed shaft tube can output fluid from within the shaft tube to outside of the shaft tube, the method may include introducing at least one through-opening with a diameter D1?1.5 mm into the shaft tube and arranging at least one additional element in or on the at least one through-opening such that the spray channel is at least partly formed by the at least one additional element.

Abstract: A cylinder head cover of plastic for covering a cylinder head of an internal combustion engine is disclosed. The cylinder head cover includes a bearing track including at least two bearing points each having a bearing opening for supporting a camshaft. A bearing ring is provided in at least one of at least one bearing point and a bearing opening. The bearing ring is injected into the plastic of the cylinder head cover. An oil duct that leads to at least one of the two bearing points and serves for bearing lubrication is arranged in the cylinder head cover.

Abstract: A cylinder head cover for covering a cylinder head of an internal combustion engine having at least one first sealing surface via which the cylinder head cover can be tightly connected to an associated second sealing surface on the cylinder head, the cylinder head cover may include at least one first reference surface configured for unambiguous position-fixing on an associated second reference surface of the cylinder head. The at least one first reference surface and the at least one first sealing surface may be formed separately from one another.

Abstract: The invention relates to a method for producing a spray channel (4) on a shaft tube (1), via which with finished shaft tube (1) fluid (5) can be output from within the shaft tube (1) to the outside, having the steps introducing at least one through-opening (7) with a diameter D1?1.5 mm into the shaft tube (1), arranging at least one additional element (8) in or on the through-opening (7) in such a manner that the spray channel (4) is at least partly formed by the additional element (8). The invention also relates to a camshaft (2) having a shaft tube (1) produced with such a method.

Abstract: A device for positioning a shaft relative to a functional element including at least one hub for the shaft. The device may include a tailstock for axially aligning the shaft with respect to the at least one hub of the functional element. The tailstock may include a radially adjustable centring cone for the shaft. The tailstock may have an outer diameter that is smaller than an inner diameter of the at least one hub.

Abstract: A method for jointing elements, each having a cutout, on a shaft by a device for producing a control shaft, comprises disposing the elements vertically above one another, aligned, and fixed. The method also comprises pushing the shaft in vertically from above though the cutouts of the elements by a traversable guide carriage of the device and displacing by a pneumatic piston of the device the traversable guide carriage and the shaft attached thereto until a maximum first press-in force is reached. The method further comprises displacing by at least two spindles of an electric spindle drive of the device the traversable guide carriage and the shaft when the maximum first press-in force is exceeded.

Abstract: A bearing frame or a cylinder head cover for an internal combustion engine may include at least one camshaft mounted in tunnel bearings in at least two bearing openings arranged along a bearing channel and completely enclosing at least one of the camshaft and a radial bearing, and at least one axial shaft bearing ring arranged on the camshaft. The axial shaft bearing ring may have a ring groove which is open towards the bearing frame or towards the cylinder head cover. At least one engagement element may be arranged on the bearing frame or on the cylinder head cover, which engagement element may engage into the ring groove and forms an axial bearing for the camshaft.

Abstract: A method for improving a corrosion protection of a hollow shaft may include introducing a lance into the hollow shaft, and cleaning and expelling a liquid from an inside of the hollow shaft via spraying a gas from the lance. The method may also include applying a corrosion protection medium onto an inner lateral surface of the hollow shaft at least in certain regions, and closing off the hollow shaft.

Abstract: A device for jointing a plurality of elements, each comprising a cutout for a shaft, in a predetermined angular position on the shaft, may include a traversable guide carriage configured to push the shaft from above through the cutouts of the elements. The device may also include an electrical spindle drive and a pneumatic piston for displacing the traversable guide carriage.

Abstract: A method and device for assembling a composite housing fitted with a shaft and at least one associated mounted element are disclosed. The method may include the steps of: arranging the housing in a predetermined position with respect to an actuator; arranging the shaft in a predetermined position with respect to the housing and the actuator; selecting a mounting element to be mounted on the shaft; conveying the mounting element into a predetermined position within the housing; pushing the shaft via the actuator so that the shaft passes successively through an opening of the housing and an opening of the mounting element; and positioning the mounting element in a position adjacent to a heat source for a predetermined duration after the step of selecting the mounting element and prior to conveying the mounting element.

Abstract: A method for producing a bearing assembly for mounting a control shaft, for example a camshaft, may include: providing a bearing; arranging at least two rings on respective axial front sides of the bearing; pushing the bearing together with the at least two rings onto an assembly mandrel; pre-tensioning the at least two rings against the respective axial front sides of the bearing; at least one of (i) pushing a shrink hose over the bearing and the at least two rings and heating the shrink hose, and (ii) winding a film strip over the bearing and the at least two rings; and withdrawing the assembly mandrel.

Abstract: A device for assembling cams on a camshaft pipe of a camshaft may include a first gripper and a second gripper each configured for gripping and holding a respective cam. The first gripper and the second gripper may receive the respective cam in a common direction and may be movable in a common direction into alignment with respect to the camshaft pipe. The second gripper may be configured to grip and hold the respective cam that is pivoted by 90° with respect to an orientation of the respective cam in the first gripper.

Abstract: A device for positioning a number of function elements, each having a recess for a shaft, in a predetermined angle position on the shaft, may include a plurality of support balconies arranged one above the other, each being destined for a function element. A movable guide carriage may be configured to enable the shaft to be push the shaft from above through the recesses of the function elements. The support balconies may each include at least one gripper respectively fixing one function element. The at least one gripper may be arranged on an associated gripper carriage and may be adjustable in an x-direction and a y-direction relative to the associated gripper carriage and the support balcony. The associated gripper carriage may be mounted on the support balcony so as to be rotatable about a z-axis.

Abstract: A bearing frame or a cylinder head cover for an internal combustion engine may include at least one camshaft mounted in tunnel bearings in at least two bearing openings arranged along a bearing channel and completely enclosing at least one of the camshaft and a radial bearing, and at least one axial shaft bearing ring arranged on the camshaft. The axial shaft bearing ring may have a ring groove which is open towards the bearing frame or towards the cylinder head cover. At least one engagement element may be arranged on the bearing frame or on the cylinder head cover, which engagement element may engage into the ring groove and forms an axial bearing for the camshaft.

Abstract: A device for mounting at least one receiving element on a shaft may include at least one holder for holding a receiving element having a cut-out for receiving a shaft. A moveable guide slide may be configured to move the shaft in a first direction through the cut-out in the receiving element. A tailstock may be configured to move counter to the first direction. The tailstock may include a tailstock tip configured to couple to an end face of the shaft. A vibration generator may be arranged in the tailstock for vibrating the shaft.

Abstract: A device for heating a plurality of functional or receiving elements, such as a cam, balancing mass, gearwheel and/or a bearing, may include a plurality of holding balconies disposed above one another along an axis each associated with a respective receiving element, a plurality of workstations includes a loading station, a heating station and an unloading station, and an induction heating device including a plurality of accommodation elements. The plurality of holding balconies may be individually movable in an axial direction of an axis, and/or having a greater spacing in the axial direction with respect to one another in the loading station and/or the unloading station than in the heating station. The plurality of accommodation elements may be jointly adjustable in the axial direction.

Abstract: A method for jointing elements, each having a cutout, on a shaft by a device for producing a control shaft, comprises disposing the elements vertically above one another, aligned, and fixed. The method also comprises pushing the shaft in vertically from above though the cutouts of the elements by a traversable guide carriage of the device and displacing by a pneumatic piston of the device the traversable guide carriage and the shaft attached thereto until a maximum first press-in force is reached. The method further comprises displacing by at least two spindles of an electric spindle drive of the device the traversable guide carriage and the shaft when the maximum first press-in force is exceeded.