169 results about "Sonotrode" patented technology

A sonotrode configured for use in an ultrasonic welding system is provided. The sonotrode includes a body portion terminating at a tip portion, the tip portion including a working surface. The working surface defines an aperture configured to hold a conductive pin during an ultrasonic welding process. The working surface also defines a plurality of linear depressions. Each of the plurality of linear depressions follows a path that does not intersect the aperture.

An ultrasonic welding system is provided. The ultrasonic welding system includes a sonotrode configured to ultrasonically weld a conductive pin to a workpiece. The ultrasonic welding system also includes a pin feeding system configured to feed the conductive pin to the sonotrode, the pin feeding system including a pin supply tube.

A sonotrode (10) has knurled projections and recesses (10b) formed by a plurality of projections (11) on a first end face (10a). Among the plurality of projections (11), at least one pair of projections arranged symmetrically at both outermost ends in one direction along a direction of oscillation are asymmetric surface projections (11a and 11b). In each of the asymmetric surface projections (11a and 11b), an angular value (θb) of an outer inclination angle is smaller than an angular value (θa) of an inner inclination angle.

The present invention relates to a sonotrode for crimping an edge of a container having an end face, which is intended to contact the edge of the container during a relative movement along a longitudinal axis, wherein the end face comprises a crimping portion, at least portions of which form an angle with the longitudinal axis that is greater than 0° and is less than 90°, and the crimping portion is intended to contact the edge being crimped.

An ultrasonic welding system is provided. The ultrasonic welding system includes a support structure for supporting a workpiece. The ultrasonic welding system also includes a weld head assembly including an ultrasonic converter carrying a sonotrode. The ultrasonic welding system also includes a conductive pin supply configured to provide a plurality of conductive pins for welding using the sonotrode.

An ultrasonic weld / seal-cut system having an ultrasonic cut stack assembly, including an ultrasonic cutting horn with a transducer arranged to impart an ultrasonic energy to the ultrasonic cutting horn (sonotrode) and allow for wider cutting applications while minimizing deflections of the cutting horn under force. The cutting horn has a cutting feature configured to contact a part to be cut and a major surface adjacent to the cutting feature and a booster. The booster can have a generally flat shape and a major surface that is generally coplanar with the major surface of the ultrasonic cutting horn. One or more controllers can be operatively coupled to the ultrasonic cut stack assembly and configured to apply ultrasonic energy through the ultrasonic cut horn via the transducer to cause the cutting feature to move back and forth along its length as the ultrasonic energy is applied by the transducer to the cutting horn. The cutting horn and booster can be a unitary piece, and can be produced by machining a solid plate of metal into the cutting horn with integrated the booster.

An ultrasonic welding system is provided. The ultrasonic welding system includes a sonotrode configured to ultrasonically weld a conductive pin to a workpiece. The ultrasonic welding system also includes a pin feeding system configured to feed the conductive pin to the sonotrode, the pin feeding system including a pin supply tube.

A sealing tool for sealing a base into a sleeve with a sonotrode and an anvil with an end face, the anvil having a cavity in the end face to accommodate the sleeve and base, the cavity having an inner surface section formed as a first sealing surface, the sonotrode having a section that can be guided into the cavity in a longitudinal direction and has a circumferential surface section formed as a second sealing surface, the sonotrode and anvil being movable relative to each other in a longitudinal direction between a starting position, in which the sonotrode is positioned outside the cavity, and a welding position, in which the sonotrode is positioned inside the cavity so that the two sealing surfaces are arranged opposite each other and a gap for accommodating the sleeve and base remains between the two sealing surfaces, wherein an inner surface section serving as a guide section adjoins the first sealing surface in the longitudinal direction.

An ultrasonic weld / seal-cut system having an ultrasonic cutting horn with a flat ultrasonic booster to provide increased stiffness to the ultrasonic cutting horn (sonotrode) and allowing for wider cutting applications while minimizing deflections of the cutting horn under force. The flat booster has a small footprint but provides high stiffness to the cutting horn. The cutting horn and booster can be a unitary piece and can be manufactured, for example, by machining a solid plate of metal into the cutting horn with integrated booster.

An intracorporeal lithotripsy device, impact body, retrofit kit and method fragment body stones. The lithotripsy device has a carrier unit, a sonotrode, connectable to the carrier unit at the distal end and a longitudinal center axis, and an impact body for mechanical impact excitation of the sonotrode. The impact body has a longitudinal direction and is connected to a clamped elastic element and the lithotripsy device has a vibration excitation device for vibration excitation of the sonotrode and of the impact body, and the free end of the impact body is directed towards a first excitation surface and can be pressed against the first excitation surface by means of the clamped elastic element upon vibration excitation. The impact body is arranged so that radial vibration of the sonotrode can be excited by an oblique strike of the impact body with its free end onto the first excitation surface.

An ultrasonic weld / seal-cut system having an ultrasonic cutting horn with a flat ultrasonic booster to provide increased stiffness to the ultrasonic cutting horn (sonotrode) and allowing for wider cutting applications while minimizing deflections of the cutting horn under force. The flat booster has a small footprint but provides high stiffness to the cutting horn. The cutting horn and booster can be a unitary piece and can be manufactured, for example, by machining a solid plate of metal into the cutting horn with integrated booster.

A sonotrode for ultrasonically welding a conductive pin to a workpiece is provided. The sonotrode includes a body portion configured to be coupled to an ultrasonic converter. The body portion terminates at a tip portion, the tip portion defining a mating feature configured to mate with a corresponding mating feature of a base portion of the conductive pin. The conductive pin is oriented in a predetermined configuration by mating of the mating feature with the corresponding mating feature of the base portion.

In one embodiment, a method includes feeding a continuous wire including a plurality of segments into a first end of a channel, and further feeding through the channel formed in a sonotrode of a welding tool until the first end of the continuous wire protrudes from a second end of the channel opposite the first end of the channel, the plurality of sections are arranged in succession to form a continuous wire; welding the first end of the continuous wire to the substrate through an ultrasonic welding electrode; and severing a first section from the continuous wire, the first section comprising a first portion and a second portion, the first portion comprising a first end, the second portion directly adjoining and extending from the first portion, where a hardness of the second portion is greater than a hardness of the first portion at least during the step of soldering the first end of the continuous wire to the substrate.

A welding device for machines for packaging products comprises a first sonotrode (2) and a second sonotrode (3), wherein one of them has a first projection (4) configured to form a respective first welding (SI) of a material and wherein the other has a second projection (5) configured to form a respective second welding (S2) of the material.

The invention relates to a method and an ultrasonic riveting device for producing a riveted joint using ultrasound, in which a first component (1) and a second component (3) are arranged relative to each other such that a rivet boss (2) of the first component (1) projects through a through-opening (4) of the second component (3), the position of the first and second components (1, 3) relative to each other is fixed by a hold-down device (11) which is placed on the second component (3) with a contact surface (12) circumferentially around the rivet boss (2), and the rivet boss (2) is at least partially plasticized by means of a sonotrode (13) of an ultrasonic riveting device (10) placed on the rivet boss (2). Forming a rivet head (5) on the rivet dome (2) by pressing and guiding the sonotrode (13), whereby the plasticized material is partially pressed transversely to the guiding direction against the inner wall (15) of the hold-down (11), so that the shape of the rivet head (5) is formed by a sonotrode end face (14) and the inner wall (15) of the hold-down (11).

An ultrasonic welding assembly comprising a sonotrode with a first body portion, a first nodal region, a welding region, a second nodal region, and a second body portion; a transducer rotationally connected to the second body portion for transmitting acoustic vibrations to the welding region; a roller device connected to the transducer and the sonotrode to allow axial rotation of the transducer and the sonotrode; a support device flexibly connected to the roller device to maintain axial alignment of the transducer and the sonotrode with respect to a target welding area; a bracket for holding the sonotrode; and four frictionless bearings located around the nodal regions of the sonotrode, where the frictionless bearings are attached to the bracket.

An apparatus is configured for shaping a three-dimensional top of a package. The apparatus comprises an anvil (21 ') having a three-dimensional shape. The anvil (21 ') is configured to receive a sleeve (11) of substrate material such that a front sleeve portion (11') of the sleeve (11) is positioned around at least a portion of the anvil (21 '). The apparatus further comprises a sonotrode (25) defining a three-dimensional cavity configured to receive the anvil (21 ') and the front sleeve portion (11') on the anvil (21 ') The sonotrode (25) is configured to apply mechanical vibrations to the front sleeve portion (11') on the anvil (21 ') via the three-dimensional cavity to cause permanent deformation of the front sleeve portion (11') to form the three-dimensional top.

The invention relates to an ultrasonic welding process for manufacturing a water separator, comprising the following steps: providing a support body, which is cylindrical around a longitudinal axis and has a plasticizing area designed as an external raised structure; plasticizing the plasticizing area by means of a sonotrode with a linear welding area; and simultaneously pressing a sieve element onto the plasticizing area such that the sieve element is connected to the support body. Furthermore, a support body for a water separator and a water separator with a support body are included.

The invention relates to methods for fixing at least one magnet in a plastic carrier comprising the following steps: - providing a carrier body having a radially outer receiving space for the magnet, wherein the receiving space is open at its edges in an axial direction of the carrier body; - inserting the magnet into the receiving space; - placing a carrier cover axially onto the carrier body, wherein the carrier cover comes into contact with the carrier body at least at one or more predetermined connection points on a surface of the carrier body facing the carrier cover; - placing a sonotrode axially onto a contact surface of the carrier cover facing away from the connection points, wherein the sonotrode, in the placed state, has an initial axial distance to a region of the carrier cover covering the receiving space;- Welding of the carrier cover at the connection points with the carrier base body by supplying energy via the sonotrode, whereby the sonotrode together with the contact surface and the carrier base body are moved towards each other so that the initial distance in the axial direction is bridged.;

Ultrasonic welding system, comprehensive: a welding head assembly with an ultrasonic transducer; and a sonotrode configured to be carried by the welding head assembly, the sonotrode comprising a functional end configured to weld a conductive pin to a workpiece using ultrasound, the functional end defining a conical opening configured to receive the conductive pin.

The invention relates to an ultrasonic welding method for producing a water separator, comprising the following steps: providing a support body which is formed cylindrically about a longitudinal axis, with a plasticising region formed as an outer elevation structure, plasticising the plasticising region by means of a sonotrode with a linear welding region and at the same time pressing a screen element onto the plasticising region such that the screen element is connected to the support body. The invention also relates to a support body for a water separator and to a water separator having a support body.

The present application relates to the technical field of airflow mill, especially to the airflow mill material level control system, which solves the problems in the prior art, comprising a mill cavity, a bottom patch is pasted on the inner side of the bottom of the mill cavity, a plurality of convex parts arranged from top to bottom are welded on the inner side wall of the mill cavity, an electric telescopic rod is installed on the mill cavity in the convex part, a side induction sheet is arranged on the outer side of the telescopic end of the electric telescopic rod, a protection tube is welded on the outer side of the convex part, a cleaning pad is pasted on the inner side of the protection tube, an electrode detection end is connected to the outer surface of the side induction sheet, a detection switch and a potential measuring instrument are arranged between the electrode detection end and the bottom patch, and a sonotrode is installed on the outer side of the mill cavity, the airflow mill material level control system can intuitively and real-timely understand the material level in the mill cavity through the sensor, can realize the dynamic constant material level automatic feeding of the airflow mill, has no material level zero point offset, does not need to be calibrated during long-term operation, does not need to consider the material level problem during the airflow mill with material debugging, and is simple to debug.

The present invention relates to an ultrasonic welding installation (1) with an ultrasonic oscillating unit which comprises a sonotrode (2) and a converter (3), wherein the sonotrode (2) and the converter (3) are arranged one after the other along a longitudinal axis, optionally with the interposition of an amplitude transformer, and the ultrasonic oscillating unit can be caused to resonate with an ultrasonic oscillation with a wavelength λ in the direction of the longitudinal axis, and with a counterpart tool (11), wherein the sonotrode (2) comprises a sealing surface (12; 13) and the longitudinal axis extends parallel to the sealing surface (12, 13) or forms an angle of less than 90° therewith, wherein the counterpart tool (11) comprises a counterpart tool sealing surface (16) which faces the sealing surface (12, 13) of the sonotrode (2) and the sonotrode (2) and the counterpart tool (11) being movable relative to each other in a processing direction perpendicular to the longitudinal axis, whereby the distance between the sealing surface (12, 13) of the sonotrode (2) and the counterpart tool sealing surface (16) can be adjusted. In order to specify an ultrasonic welding installation which at least reduces the described disadvantages, it is proposed according to the invention that the ultrasonic oscillating unit or the counterpart tool is held by a rotary holder which can be rotated about a rotation axis which extends perpendicularly to the longitudinal axis, wherein the rotation axis is arranged in such a way that the distance between the sealing surface (12, 13) of the sonotrode (2) and the counterpart tool sealing surface (16) can be adjusted by rotating the rotary holder.

This invention relates to a sonotrode bearing for an ultrasonic welding device. The bearing comprises: a frame, wherein the frame at least partially delimits an opening for receiving the sonotrode; wherein the frame is designed in the region of the opening to support the sonotrode in the opening; wherein the frame is designed in such a way that, by the action of a force from the sonotrode on a first section of the frame, the frame deforms in such a way that a second section of the frame is thereby moved into the opening, wherein the second section is different from the first section. The invention also relates to a kit, a sonotrode, an ultrasonic welding device, a method for retrofitting an ultrasonic welding device and a use of the bearing or of the kit for supporting a sonotrode of an ultrasonic welding device.

Sonotrode (10) for an ultrasonic welding device with at least one sealing surface (20) for contacting a workpiece, wherein a planar welding structure (30) is provided on the sealing surface (20) which is designed to introduce welding energy into the workpiece, wherein a suppression structure (40) is further provided on the sealing surface (20), wherein the suppression structure (40) extends around the welding structure (30) and has a closed contour.

A method for producing a plastic film (48) provided with a local material weakening arrangement (12) comprises the following steps: i. Providing an ultrasonic tool arrangement (25) comprising at least one sonotrode (26(i)) and at least one anvil (30) as ultrasonic tools (28, 32) with mutually approachable and mutually removable cooperating action formations (33, 35), wherein at least one ultrasonic tool (28, 32) has a structure action formation (33) which has a complementary shape with respect to the shape of at least one section of the local material weakening arrangement (12), ii. Inserting a plastic film blank (22) into a working gap (24) between the ultrasonic tools (28, 32), iii. Reducing a working gap width (W) to a first working gap final width (w) which is less than the film thickness (D) of the plastic film blank (22), iv. Activating at least one sonotrode (26(i)) at least during step iii. of working gap reduction, and v. Increasing the working gap width (W) to a second working gap end width (W) max ), which is greater than the film thickness (D) of the plastic film blank (22).

The invention relates to a method for sealing hollow cylindrical components (100), in which an open end of the hollow cylindrical component (100) is closed by ultrasonic welding with a circular cover (200), wherein a hollow cylindrical component (100) with an annular, flangeless end face (110) and a lid (200) with a circular lid rim (210) are provided, wherein the lid rim (210) of the lid (200) has an outer diameter which substantially corresponds to an outer diameter of the end face (110) of the hollow cylindrical component (100), The lid (200) is placed concentrically onto the end face (110) of the hollow cylindrical component (100), a sonotrode (400) with an annular working surface (410) is provided, the working surface (410) having an outer diameter that essentially corresponds to the outer diameter of the end face (110) of the hollow cylindrical component (100), and the sonotrode (400) is pressed concentrically onto the lid (200) with a contact force (420) and set into a torsional ultrasonic vibration (430). The invention further relates to a device for carrying out the method.

The present invention relates to a soldering / press-in pin for electrically contacting a power module in an electric vehicle, comprising a tip at a first end along a longitudinal axis of the soldering / press-in pin, a fastening region at a second end along the longitudinal axis, and an elongate body between the tip and the fastening region, wherein the fastening region at the second end has a welding surface which is oriented perpendicularly to the longitudinal axis, and wherein the fastening region has a contact surface which is designed to contact a sonotrode in order to form an integrally bonded connection on the welding surface by ultrasonic welding.

The invention relates to a welding device (26) for manufacturing a cable holder unit (18), wherein the cable holder unit (18) has a retaining part (24) and at least one cable (20) attached thereto, wherein the retaining part (24) is designed to fix the cable (20) to a vehicle component of a motor vehicle, wherein the welding device (26) comprises: an assembly (28) having a component guide (30) and a sonotrode (32) designed for forming and welding a retaining part blank (10) to the retaining part (24) while the cable (20) is arranged between respective wings (16) of the retaining part blank (10);wherein the sonotrode (32) is arranged for the component guide (30) and the component guide (30) is shaped such that during a common feed movement of the assembly (28) towards the holding blank (10), between whose wings (16) the cable (20) is arranged, respective contact surfaces (34) of the component guide (30) in front of the sonotrode (32) come into contact with the wings (16) of the holding blank (10) and the wings (16) are bent towards each other, after which the wings (16) are melted and welded together by means of the sonotrode (32) to form the holding part (24), wherein the wings (16) enclose the cable (20) received between them and thereby the cable holder unit (18) is formed from the holding part (24) and the cable (20) attached thereto;wherein the sonotrode (32) and the component guide (30) are separated from each other by a gap (38) so that vibrations of the sonotrode (32) are unaffected by the component guide (30) and are not transmitted to the component guide (30). The invention further relates to a method for manufacturing a cable holder unit (18).

The invention relates to an ultrasonic generator for supplying an electrical power for fragmenting calculi, the ultrasonic generator being assignable a sonotrode, an ultrasonic vibration excitation means for exciting a vibration of the at least one sonotrode, and optionally a force generation apparatus for generating a force for moving a projectile for shock excitation of the sonotrode, with the ultrasonic vibration excitation means being excitable at a vibration frequency by means of the ultrasonic generator by supplying an AC voltage, and the ultrasonic generator comprising a measuring apparatus with at least one measuring unit for measuring a time profile of a voltage and / or current, and an open-loop and / or closed-loop control apparatus for adjusting an electrical power suppliable by the ultrasonic generator to the ultrasonic vibration excitation means, with the measuring apparatus comprising at least one resistor arranged in parallel with the at least one measuring unit and optionally a capacitor arranged in parallel with the measuring unit, wherein the measuring apparatus comprises, in parallel with the at least one measuring unit, at least one suppressor diode for suppressing overvoltage. The invention also relates to a lithotripsy device and a method for operating and controlling a lithotripsy device.