87 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 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.

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.

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.

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 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.

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 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.

A sonotrode and a method for reshaping a connecting element to form a closing head of a rivet. The sonotrode includes a cavity for forming the closing head, the sonotrode defines a longitudinal axis, the cavity provides a contact surface including two opposing side surface sections and at least two ridges protruding from each of the opposing side surface sections in an alternating manner. The method includes providing a connecting element defining a normal axis and two opposing side faces, providing a sonotrode, wherein the longitudinal axis of the sonotrode is aligned with the normal axis of the connecting element, moving the sonotrode and the connecting element towards each other, thereby initially bringing the ridges in contact with the side faces, applying an ultrasonic vibration via the sonotrode to the connecting element, thereby initially softening or melting the material of the connecting element in the region of initial contact.

The ultrasonic welding device (1) includes a sonotrode (3) and a sonotrode carrier (2) configured to generate ultrasonic vibrations of the sonotrode (3). Both the sonotrode (3) and the sonotrode carrier (2) have contact surfaces (5), at least one of the contact surfaces (5) being at least partially roughened. The sonotrode (3) is replaceably fastened to the sonotrode carrier (2) such that the contact surfaces (5) are pressed against one another.

The invention relates to an ultrasonic welding device (100) with at least one tool arrangement (200), comprising a sonotrode (210) having a welding surface (211) and an anvil (220) having a support surface (221) arranged opposite the welding surface (211) for receiving components (400) to be welded, wherein the welding surface (211) and the support surface (221) define a welding area (230) and are movable towards each other in a clamping direction (CD) in order to clamp the components (400) to be welded between them and weld them together in the welding area (230), wherein the ultrasonic welding device (100) comprises a clamping jaw arrangement (300) with two clamping jaws (310) having opposing contact surfaces (311) that define a damping area (320) and are movable towards each other in the clamping direction (CD).to absorb energy from at least one component (400) outside the welding area (230).

The invention relates to an ultrasonic welding device (1) comprising a sonotrode (3), an anvil (5), a contact element (7), a side slide (9), a first stop element (11), an actuating device (29), and a receiving space (13) in which the parts to be joined (15) are housed. The receiving space is delimited on a first side by a surface (21) of the sonotrode and on a second side, opposite the first, by a surface (23) of the anvil. The receiving space is also delimited on a third side by a surface (25) of the contact element and on a fourth side, opposite the third, by a surface (27) of the side slide. The first stop element is movable between a retracted and an extended position.In the retracted position, the first stop defines the receiving space on a fifth side that extends transversely from the first to the fourth side; in the extended position, the first stop leaves the receiving space open on the fifth side. The actuating device is designed to actively move the first stop between the retracted and extended positions.

Method for ultrasonic sealing, wherein a sonotrode and an anvil are operated to seal two edges of sheet arranged therebetween, said method comprising the steps of feeding a continuous sheet (S) along a packaging direction (D1); superimposing two longitudinal edges (S1, S2) of said continuous sheet (S) placing them facing each other between a sonotrode (2) and an anvil (3); dragging said continuous sheet (S) by means of dragging means (6, 7) so as to obtain the advancement of said continuous sheet (S) along a packaging direction (D1) during sealing; activating the sonotrode (2) by making it vibrate at a predetermined sealing amplitude and frequency; arranging the sonotrode (2) and the anvil (3) reciprocally in a sealing position (WP); applying a reciprocal sealing force (RF) between said sonotrode (2) and said anvil (3) to seal the two longitudinal edges (S1, S2) facing each other to form a sealed fin (SP); and interrupting the sealing by removing the application of the sealing force (RF) between said sonotrode (2) and said anvil (3), wherein during the step of interrupting the sealing, the sonotrode (2) is maintained active while simultaneously leaving said sonotrode (2) and said anvil (3) in said sealing position (WP), whereby the vibration of said sonotrode (2) generates a thrust against the anvil (3) substantially equal to the amplitude of the vibration of the sonotrode (2).

The invention relates to a method for manufacturing a container with a shell made of a fiber-based material, wherein the container has an open end with an opening and a closed end, wherein a flange section with a sealing surface is formed on the shell at the open end, comprising the steps: preforming the flange section by forming a spiral winding by rolling a free edge section of the shell outward, and finishing the flange section by flattening the spiral winding with an ultrasonic device comprising an ultrasonic sonotrode and an anvil, wherein the ultrasonic sonotrode for flattening the spiral winding is arranged on a side of the spiral winding in the direction of the closed end and the anvil is arranged on an opposite side of the spiral winding. The invention further relates to a device for manufacturing the container.

The invention discloses an ultrasonic dust removal head manufactured through extrusion forming and a preparation method of the ultrasonic dust removal head, and belongs to the technical field of dust removal equipment manufacturing. The preparation method comprises the following steps that S1, a mold is designed and manufactured, specifically, an extrusion mold with a corresponding cavity is designed and manufactured; s2, aluminum bar pretreatment is conducted, specifically, a 6061 aluminum alloy bar is selected, and heating and surface treatment are conducted; s3, extrusion forming is conducted, specifically, the pretreated aluminum bar is placed in an extruder, and the aluminum bar is subjected to one-time extrusion forming through the extrusion die to form a profile with the continuous length; s4, precise cutting is conducted, specifically, high-precision cutting is conducted on the profile obtained after extrusion forming, and a dust removal head single body is formed; and S5, follow-up finish machining is conducted, specifically, necessary deburring, surface treatment and vibrator assembly are conducted on the cut monomers. By means of the mode, near-net forming of the ultrasonic dust removal head is achieved, the production efficiency is improved, the manufacturing cost is reduced, and meanwhile the consistency of product size precision and performance is guaranteed.

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 cooperating active formations (33, 35) that can be moved toward and away from one another, wherein at least one ultrasonic tool (28, 32) has a structural active formation (33) which has a shape complementary to the shape of at least one portion of the local material weakening arrangement (12), ii. introducing 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) that is smaller than the film thickness (D) of the plastic film blank (22), iv. activating the at least one sonotrode (26(i)) at least during step iii., in which the working gap width is reduced, and v. increasing the working gap width (W) to a second working gap final width (Wmax), which is larger than the film thickness (D) of the plastic film blank (22).

The task is to provide a method for manufacturing a printed circuit board with an embedded circuit, which increases the proportion of flawless products by increasing the accuracy of the positional alignment between a circuit and electrode pads. It comprises a preparation step in which a film is prepared, a step in which two electrode pads are arranged on the film in a first direction, a step in which a functional unit with an arbitrary pattern consisting of a conductor wire, two wiring sections extending from its two ends, and a circuit having two end sections extending from the wiring sections in the first direction such that a portion of it overlaps the electrode pads, is formed and embedded in the film by means of an ultrasonic welding machine, and a step in which the electrode pads and the conductor wire on them are joined, wherein, when viewed from above, each end of the two end sections is arranged on the same side with respect to the electrode pads, wherein the ultrasonic welding machine is a sonotrode,which melts the contact surface between the foil and the conducting wire by means of ultrasonic vibrations and embeds the conducting wire in the foil, and has the conducting wire running through the interior of the same and being continuously drawn out of its head end, wherein the two end sections have a length which absorbs a positional deviation between the electrode pads and the circuit in the first direction.

A transversal sealing system for a packaging machine is provided. The sealing system comprises an ultrasonic arrangement arranged to face an outside surface of a tube of packaging material from a first sealing direction, wherein the tube comprises a longitudinal sealing area in which at least two layers of packaging material are overlapping, an anvil arranged to face the outside surface from a second sealing direction, wherein the ultrasonic arrangement comprises a sonotrode arranged to apply ultrasonic vibrations such that an inner layer of the packaging material is at least partly melted, a first pressure plate arranged next to the sonotrode and upstream the feeding direction of the tube, wherein the first pressure plate is non-oscillating, a second pressure plate arranged next to the sonotrode and downstream the feeding direction of the tube, wherein the second pressure plate is non-oscillating, wherein the sonotrode is arranged to provide a TS-LS overlap pressure in a TS-LS overlap area, the first pressure plate is arranged to provide a first pressure in a first area, placed upstream the TS-LS overlap area in the feeding direction, and the second pressure plate is arranged to provide a second pressure in a second area, placed downstream the TS-LS overlap area in the feeding direction.

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.

The invention provides a sonotrode (100) for welding a material, the sonotrode (100) comprising a welding section (110) configured for contacting the material, wherein the welding section (110) defines a rounded shape (111) in a cross-section parallel to a longitudinal axis (A) of the sonotrode (100), wherein the rounded shape (111) approximates a circular sector (20), wherein the circular sector (20) has a central angle αc selected from the range of 25°-300°, and wherein the circular sector (20) has a central radius rc selected from the range of 5-30 mm, and wherein the sonotrode (100) has a width W perpendicular to the longitudinal axis (A) [and to the cross-section], wherein W is selected from the range of 10-100 mm.

An ultrasonic welding device comprises a sonotrode and a sonotrode carrier which is formed to cause ultrasonic vibrations of the sonotrode. The sonotrode and the sonotrode carrier have in each case a contact face, wherein at least one of the contact faces is roughened at least in sections. The sonotrode is fastened exchangeably to the sonotrode carrier in such a manner that the contact faces are pushed against one another.