114results about "Component unification devices" patented technology

Device comprising an outer part (50) and an inner part (52), wherein the outer part (50) is connected to the inner part (52) and the inner part (52) and the outer part (50) are positioned relative to one another in such a way that the inner part (52) is located at least partially within the outer part (50), wherein at least one mass fraction (m50p) is located on the outer part (50), which is a solidified solid melt zone (80), wherein a tensile stress (σ50) acts in the outer part (50), characterized in that the outer part (50) is plastically deformed as a result.

The invention relates to a method for manufacturing a multi-layer plain bearing 1, comprising the following process steps: - providing a carrier body 2; - providing a bearing body 3; - applying the bearing body 3 to the carrier body 2, wherein a carrier body connection surface 5 is oriented towards a bearing body connection surface 6; - deforming the bearing body 3 by applying a magnetic force to the bearing body 3 by means of a magnetic force generator 16, wherein the bearing body 3 is pressed against the carrier body 2 by means of the magnetic force generator 16 and forms a force-fit and / or form-fit and / or material-fit connection with it.

A tight-fit riveting process for a heat dissipation aluminum plate and a heat pipe includes step 1, prefabricating a heat pipe: left and right sides of a flat surface of the heat pipe having cut-out portions; step 2, fabricating a heat dissipation aluminum plate: a thin aluminum plate being stamped in a top-down direction to form a groove and then extruded upward to form two caulking flanges; step 3, riveting and forming: the heat pipe being placed in the groove of the heat dissipation aluminum plate, the caulking flanges being deformed to caulk predetermined spaces between the cut-out portions and two sides of an opening of the groove, respectively.

The invention relates to a method for thermomechanically joining metal components, preferably components of an electromechanical brake device, in particular for use in a motor vehicle, wherein, in order to form an axially and / or radially acting form fit, an edge contour (04) of a first component (01) is caulked to a second component (02), which adjoins the edge contour, so as to form an undercut, comprising the method steps of: - positioning the first component (01) and the second component (02) in a caulking position; - heating the first component (01) in the region of the edge contour (04) by means of electrical resistance heating; - applying a caulking force (F) to the edge contour (04) of the first component by means of a caulking tool (05); - shaping at least part of the heated edge contour (04) so as to form the formfitting undercut between the first component and the second component.

The invention relates to a rivet punch (10) and to a method and a device (1) for a wobble riveting process for fastening anchors (3) to a C-profile rail (5) of an anchor rail (4). According to the invention, a riveting surface (18) of the rivet punch (10) is provided with a spherical elevation (19) in the center of the riveting surface. During a wobble riveting process, the spherical elevation (19) of the riveting surface (18) of the rivet punch (10) rests perpendicularly and within a circumferential edge of the end face on an anchor shaft (6), whereby a circular anchor head (28) is formed which has a uniformly radial shape in all directions and transverse forces during the wobble riveting process are avoided.

A joining tool unit (2), wherein the joining tool unit has a clamping device (6), a movable tool (7), a tool corresponding element (4), a drive unit (8), a light source (10) and a control unit (40), wherein the clamping device and the movable tool are located opposite to the tool corresponding element, wherein the clamping device can be moved in the direction of the tool corresponding element by the drive unit, wherein the joining tool unit is configured to join a workpiece (25) arranged on the joining tool unit by moving the movable tool relative to the tool corresponding element, wherein the control unit is configured to control and / or adjust the drive unit, wherein the control unit is configured to control and / or adjust the light source, wherein the joining tool unit is configured to move the clamping device in the direction of the tool corresponding element until a position at which the clamping device and the tool corresponding element are in contact with the workpiece arranged on the joining tool unit, wherein the joining tool unit is configured to start irradiating or illuminating the joining portion of the workpiece with the light of the light source when the clamping device has reached this position.

Provided are a deformed Al alloy casting with improved formability by local heat treatment, and a method of manufacturing the same, and the method includes a casting step for forming an Al alloy casting by casting molten metal formed by melting alloying elements of Al alloy, a solid solution treatment step for solid solution-treating the Al alloy casting, an aging step for aging the solid solution-treated Al alloy casting, a local heat treatment step for locally heat-treating a deformation target area of the aged Al alloy casting, and a deformation step for deforming the locally heat-treated deformation target area of the Al alloy casting.

The invention relates to a hybrid component with a predetermined area with increased wear protection and a method for manufacturing a hybrid component partially designed as a metal matrix composite material, comprising the steps - Arranging a reinforcement body formed from a ceramic material in a casting mold and - Filling the mold with a molten metallic material to form a component blank using casting techniques. In order to provide a method for manufacturing a component partially designed as a metal matrix composite material, which enables the production of complex hybrid components, it is provided that the reinforcement body is designed and positioned in the casting mold in such a way that, after a shaping hot forming of the component blank into the hybrid component, a predetermined area of ​​the hybrid component is formed from a metal matrix composite material exhibiting increased wear protection.

To provide a metal member hybrid-joining method whereby metal members to which a plating film is applied can be stably joined.SOLUTION: A metal member hybrid-joining method includes: a mechanical joining step in which, while a recessed part 2a of a to-be-joined member 2 made of metal is kept fitted on a projecting part 1c of a joining member 1 made of metal, both the members are pressurized in a direction of compression, thereby flattening an end-face outer periphery of the projecting part of the joining member outward to form an undercut portion 1ca and integrally join both the members; and a step in which the end-face outer periphery of the projecting part is flattened outward until a plating film or an oxide film on an end face 10 of the projecting part of the joining member is torn in the mechanical joining step, thereby joining exposed new surfaces of both the members.SELECTED DRAWING: Figure 1

A method of spicing together and joining ends of a first member and a second member includes the steps of: arranging the ends of the first member and the second member in side-by-side manner; placing a coupling sleeve over the ends of the first member and the second member; and using a portable, hot-swaged coupling device to heat and crimp the coupling sleeve about the ends of the first and second member, thereby joining the ends of the first and second members.

A rotor shaft for an electric motor includes an axially extending tubular body having an inner circumferential surface defining a hollow interior thereof with at least a portion of the hollow interior configured to receive a coolant therein. A plurality of circumferentially spaced splines extends radially inwardly from the inner circumferential surface into the portion of the hollow interior configured to receive the coolant therein. Each of the splines is configured to provide a heat exchanging structure for transferring heat from the rotor shaft to the coolant. The splines are one of integrally formed with the tubular body or provided as inserts captured by the tubular body during a flow forming process.

The invention discloses a cobalt starting sheet lug heating and riveting process, belongs to the field of non-ferrous metallurgy, and solves the problems of easiness in cracking, large contact resistance and large heat affected zone of a welding process in cold riveting. The process comprises the following steps: processing a riveting hole in a cobalt starting sheet; the to-be-riveted area of the cobalt lug is locally heated, so that the temperature of the cobalt lug in the to-be-riveted area is increased to the phase change temperature of the cobalt lug; the heated cobalt lug in the hot state is conveyed to the riveting position of the cobalt starting sheet, and pressure is applied, so that the cobalt material softened through heating generates plastic flow and is filled into a riveting hole of the cobalt starting sheet, and a mechanically-interlocked riveting point is formed; and the pressure is kept until the riveting point is preliminarily shaped and then is relieved, and the cobalt lug piece shrinks in the cooling process, so that clamping force is generated at the joint. According to the method, the riveting area of the cobalt lug is softened through local heating, riveting is conducted through thermoplasticity of the cobalt lug, the microscopic cracks and cracking phenomena generated by cold riveting are thoroughly avoided, and the tensile strength and reliability of the connecting point are remarkably improved.

An application position of a processing force directed radially outward is continuously changed in the circumferential direction of a cylindrical portion (25) while applying the processing force to a part of the cylindrical portion (25) of a hub main body (21) in the circumferential direction. An application position of a processing force directed radially inward is continuously changed in the circumferential direction of a staking portion intermediary body (41) while applying the processing force to a part of the staking portion intermediary body (41) in the circumferential direction.

The present invention relates to a shaft-hub-assembly (30), comprising a hub (10), which is provided with an axially extending opening (12), and a shaft (20), which is inserted into the opening (12) of the hub (10), the shaft (20) comprising at least the following portions: a first axial portion (22a), in which the shaft (20) substantially has a constant cross-section (Q1); and a second axial portion (22b), which expands, proceeding from the first axial portion (22a), substantially from a first cross-section (Q1), which corresponds to the cross-section (Q1) of the first axial portion (22a), to a second, larger cross-section (Q2). According to the invention, the shaft (20) also comprises a third axial portion (22c), which adjoins the second axial portion (22b) and which has a substantially constant third cross-section (Q3), which is the same as or larger than the second cross-section (Q2), and which establishes a form-locking and frictional connection to the hub (10), and the third axial portion (22c) forms an axial end portion of the shaft (20) and the first to third axial portions (22a - 22c) have, on the outside thereof, respective toothed or corrugated profiles (24).

The invention relates to a method for marking ammunition (10), wherein an ignition element (16) is pressed into a capsule holder (30) of a cartridge case (14), wherein the ammunition is provided with an identification marking (37). The method is improved in that, before the pressing-in operation, the identification marking (37) is produced at least on a portion of an inner wall (24) of the capsule holder (30).

A method of manufacturing a hub unit bearing includes a caulking step in which caulking processing of an axial end portion of a hub wheel (11) is performed while rotationally driving an outer wheel (2) with respect to a hub (3), and a step of pre-load determination step in which a change in rotation speed of the outer wheel (2) is measured while the outer wheel (2) is rotated only by inertia with respect to the hub (3) and whether or not a pre-load of a hub unit bearing (1) falls within an appropriate range is determined on the basis of the measured change in the rotation speed after the caulking step has ended.

Tooling is held within the nose of a rotary punch and as the tool is rotated and forced against a workpiece a fastener within the tool becomes affixed to the workpiece. The tools have displacers which non-destructively deform and reshape the workpiece without any loss of workpiece material. The tools have various types of displacers including; tapered and arcuate displacers which act in concert to progressively act upon the workpiece; spherical displacers which may be fixed or rotatable such as caged ball bearings; and a full-circle displacer ring which wobbles as it presses against the workpiece. In the case of fixed spherical displacers, a multi-stroke method can be employed where the tool is rotated after each stroke in a group of installation strokes.

Methods are provided for connecting two dissimilar materials. The methods can include: placing a first material within a groove of a second material, the first material leaving at least a portion of the groove vacant; and placing a third material upon the first material and over the groove; heating the second and third materials to a temperature sufficient to plasticize the second and third materials within the groove and form a mixture of the second and third materials within the groove. Friction stir welding tools are also provided that can include a frusta conical tip having an upper portion defining smooth sidewalls and a lower portion defining a roughened structure.

The invention relates to a method for connecting components, wherein a first component (2) having at least one first projection (8) is provided, wherein a second component (3) having at least one hook section (13) is provided, wherein the second component (3) is arranged on the first component (2) such that the hook section (13) abuts the first projection (8), wherein a first punching step (S4) is performed, and wherein, in the first punching step (S4), a punch (20) is pressed against the first projection (8) by moving in a punching direction (21) such that the first projection (8) is plastically deformed while forming an outer camber (15) that engages the hook section (13) from behind, in order to connect the first component (2) to the second component (3) in a form-fitting manner. Provision is made for the punch (20) to be temporarily moved in a decompression direction (22) opposite to the punching direction (21) in the first punching step (S4) in order to temporarily reduce the punching force (N) acting on the first projection (8).

Formation of a face spline includes pressing a pressing die (39) against a staked portion (19a) according to first relative movement between the pressing die (39) and the staked portion (19a) around a reference axis (C), and pressing the pressing die (39) against the staked portion (19a) according to second relative movement between the pressing die (39) and the staked portion (19a) around the reference axis (C). A partial processing position on the staked portion (19a) is moved in a first circumferential direction in the first relative movement. A partial processing position on the staked portion (19a) is moved in a second circumferential direction opposite to the first circumferential direction in the second relative movement.

A method for joining waveguides is provided, comprising the steps of: inserting waveguides into a stator of an electrical machine, and joining the ends of at least some of the waveguides by soldering in order to electrically connect these waveguides together, wherein, before or during the joining process, action is taken on the waveguides such that penetration or adhesion of solder into a hollow channel of the respective waveguide is prevented.

The invention relates to a method and a device for joining a screw body (1) of a concrete screw, said screw body consisting of a plurality of components, according to the following production steps: providing (A) a cylindrical shaft blank (2) which consists of a steel material; molding (B) a helical groove (4) into the lateral surface of the cylindrical shaft blank (2); installing (C) a helical component (6), which produces the thread turns, by screwing the component into the molded helical groove (4) of the shaft blank (2); and fixing (D) the helical component (6) in the helical groove (4) by means of at least one deformation step in which material of the shaft blank (2) is displaced in the direction of the helical component (6) in the region of the helical groove (4) such that the material partly surrounds the helical component (6) in the groove region in order to produce a combined form-fitting and force-fitting component connection.

The invention relates to a method for marking ammunition (10), wherein an ignition element (16) is pressed into a capsule holder (30) of a cartridge case (14), wherein the ammunition is provided with an identification mark (37). The process is improved by the fact that the identification mark (37) is created at least on a section of an inner wall (24) of the capsule holder (30) before pressing in.

Formation of a face spline includes pressing a pressing die (39) against a staked portion (19a) according to first relative movement between the pressing die (39) and the staked portion (19a) around a reference axis (C), and pressing the pressing die (39) against the staked portion (19a) according to second relative movement between the pressing die (39) and the staked portion (19a) around the reference axis (C). A partial processing position on the staked portion (19a) is moved in a first circumferential direction in the first relative movement. A partial processing position on the staked portion (19a) is moved in a second circumferential direction opposite to the first circumferential direction in the second relative movement.

Tooling is held within the nose of a rotary punch and as the tool is rotated and forced against a workpiece a fastener within the tool becomes affixed to the workpiece. The tools have displacers which non-destructively deform and reshape the workpiece without any loss of workpiece material. The tools have various types of displacers including; tapered and arcuate displacers which act in concert to progressively act upon the workpiece; spherical displacers which may be fixed or rotatable such as caged ball bearings; and a full-circle displacer ring which wobbles as it presses against the workpiece. In the case of fixed spherical displacers, a multi-stroke method can be employed where the tool is rotated after each stroke in a group of installation strokes.