CN214726590U - Amplitude modulator assembly, three-way set and ultrasonic welding equipment - Google Patents

Abstract

The utility model discloses an amplitude modulator subassembly, triplex group and ultrasonic welding equipment, the amplitude modulator subassembly includes body, first mount pad and first fastening part, the outer wall of body is provided with location portion, location portion is rigid structure; the first mounting seat is provided with a first mounting cavity, the body penetrates through the first mounting cavity, the first mounting seat is provided with a limiting part located on the inner wall of the first mounting cavity, and the limiting part abuts against one end of the positioning part; the first fastening part is connected to the first mounting seat and abuts against the other end of the positioning part. The utility model discloses can make the modulator installation firm and fix a position the accuracy.

Description

Amplitude modulator assembly, three-way set and ultrasonic welding equipment

Technical Field

The utility model belongs to the technical field of the ultrasonic bonding equipment technique and specifically relates to a modulator subassembly, triplex group and ultrasonic bonding equipment are related to.

Background

The triple group is an important component of ultrasonic welding equipment, the triple group is generally installed by fixing an amplitude modulator, in the prior art, two spring diaphragms are usually arranged on two sides of the amplitude modulator respectively, and then the amplitude modulator is fixed in a sleeve through a cover plate and screws, however, in the production and processing processes of the amplitude modulator, the length of the amplitude modulator can be changed due to material difference, so that the length of the sleeve and the length of the amplitude modulator are difficult to match, and the assembly is difficult; in other methods, each node of the triad is fixedly supported, but the triad is easy to loosen under the condition of improper use, so that the triad is deformed and damaged.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve one of the technical problem that exists among the prior art at least.

Therefore, the utility model provides an amplitude modulator subassembly can make the amplitude modulator installation firm and fix a position the accuracy.

The utility model discloses still provide a triplex group that has above-mentioned amplitude modulator subassembly.

The utility model discloses still provide an ultrasonic bonding equipment who has above-mentioned triplex group.

According to the utility model discloses amplitude modulator subassembly of first aspect embodiment includes: the positioning part is arranged on the outer wall of the body and is of a rigid structure; the first mounting seat is provided with a first mounting cavity, the body penetrates through the first mounting cavity, the first mounting seat is provided with a limiting part located on the inner wall of the first mounting cavity, and the limiting part abuts against one end of the positioning part; and the first fastening part is connected to the first mounting seat and abuts against the other end of the positioning part.

The technical scheme at least has the following beneficial effects: the positioning part on the amplitude modulator is limited and fixed through the limiting part of the first mounting seat and the first fastening part, namely the fixation of the amplitude modulator is converted into the fixation of the positioning part, and the positioning part is of a rigid structure, so that the structure of the positioning part is not easy to deform, the amplitude modulator can be accurately positioned and stably mounted, even if the length of the amplitude modulator is changed, the amplitude modulator can still be fixed on the first mounting seat, the amplitude modulator is prevented from loosening, the operation that the length of the first mounting seat needs to be adjusted or a gasket is added to adapt to the length change of the amplitude modulator can be omitted, and the assembly is simple.

According to some embodiments of the utility model, location portion sets up to first boss, the both ends of first boss are provided with first step face and second step face respectively, spacing portion sets up to the second boss, second boss butt in first step face, first fastening part butt in second step face.

According to some embodiments of the utility model, first boss sets up to annular boss, annular boss's external diameter with the internal diameter of first installation cavity matches.

According to some embodiments of the utility model, the outer wall of annular boss is provided with the annular groove.

According to the utility model discloses a some embodiments, first boss is provided with a plurality ofly, and is a plurality of first boss circumference interval set up in the outer wall of body, it is a plurality of the outer wall of first boss is located a virtual circle, the diameter of virtual circle with the internal diameter of first installation cavity matches.

According to some embodiments of the utility model, the first fastening part includes fixed plate and the lantern ring, the external diameter of the lantern ring with the internal diameter matching of first installation cavity, the lantern ring has first through-hole along the axial direction, first through-hole runs through the fixed plate, the diameter of first through-hole is not less than the external diameter of body, fixed plate fixed connection in the tip of first mount pad.

According to some embodiments of the present invention, the fastening device further comprises a second fastening member and an elastic member, the second fastening member is fixedly connected to the first mounting seat, the second mounting seat is away from one end of the first fastening member, and the elastic member is disposed between the second fastening member and the end portion of the first mounting seat.

According to the third aspect of the present invention, the triple unit comprises a second mounting seat having a second mounting cavity; according to the modulator module of the above first aspect of the present invention, the first mounting seat is disposed through the second mounting cavity; the first connecting piece is connected to one end of the body; and the second connecting piece is connected to the other end of the body.

According to the utility model discloses triple group, it adopts above-mentioned amplitude modulator subassembly installation amplitude modulator, can pinpoint and firm installation amplitude modulator, even the length of amplitude modulator changes, the amplitude modulator still can be fixed in first mount pad, prevents that the amplitude modulator from becoming flexible, and can remove the length that needs adjust first mount pad from or increase the operation that the gasket adapted the length change of amplitude modulator, makes triple group's whole assembly simple.

According to some embodiments of the utility model, the second mount pad still is provided with the angular adjustment subassembly, the angular adjustment subassembly includes adjusting block, first adjusting screw and second adjusting screw, the one end fixed connection of adjusting block in first fastening part, first adjusting screw with the second adjusting screw all connect in the second mount pad, first adjusting screw with the second adjusting screw set up respectively in the both sides of adjusting block and respectively the butt in the other end of adjusting block.

According to some embodiments of the utility model, the adjusting block is connected with set screw, the adjusting block is provided with the guide way, set screw wear to locate the guide way and with first fastening part is connected.

According to the utility model discloses ultrasonic welding equipment of third aspect embodiment includes: the stand is provided with a welding base; the driving piece is connected to the base; according to the utility model discloses the triplex group of above-mentioned second aspect embodiment, the triplex group connect in the frame, just the triplex group is located welding pedestal's top, the drive shaft of driving piece with the triplex group is connected and is driven the triplex group removes.

According to the utility model discloses ultrasonic welding equipment installs foretell triplex group, can pinpoint and firm installation amplitude modulator, even the length of amplitude modulator changes, the amplitude modulator still can be fixed, prevents that the amplitude modulator is not hard up, and can remove the length that needs the first mount pad of adjustment from or increase the operation that the gasket adapted the length change of amplitude modulator, makes ultrasonic welding equipment's overall assembly simple.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a cross-sectional view of an amplitude modulator assembly in an embodiment of the present invention;

fig. 2 is a cross-sectional view of a body in an embodiment of the invention;

fig. 3 is a cross-sectional view of a first mounting base in an embodiment of the present invention;

fig. 4 is a left side view of the body in the embodiment of the present invention;

fig. 5 is a left side view of the body in another embodiment of the present invention;

FIG. 6 is a cross-sectional view of a first fastening component in an embodiment of the invention;

fig. 7 is a cross-sectional view of a triple stack in an embodiment of the invention;

fig. 8 is a schematic structural diagram of a triple stack in an embodiment of the present invention;

fig. 9 is a schematic structural view of an ultrasonic welding apparatus according to an embodiment of the present invention.

Reference numerals:

the ultrasonic welding device comprises an ultrasonic welding device 10, a machine base 11, a driving piece 12, a welding base 13 and a triplex group 14;

the connecting structure comprises a body 100, a first boss 110, a first connecting part 111, a first extending end 112, a second extending end 113, a first step surface 114, a second step surface 115, an annular groove 116 and a first screw hole 120;

a first mounting seat 200, a first mounting cavity 210 and a second boss 220;

a first fastening member 300, a fixing plate 310, a collar 320, a first through hole 321, a first screw 330;

a second fastening member 400, an elastic member 410, a second through hole 420;

the second mounting seat 500, the second mounting cavity 510, the angle adjustment assembly 520, the adjustment block 521, the first plate 5211, the second connection portion 5212, the second plate 5213, the guide groove 5214, the first adjustment screw 522, the second adjustment screw 523, the fixing screw 524, and the screw connection plate 525;

a first connecting piece 600, a long side 610, a short side 620, a second screw hole 630 and a stud 640;

a second connection member 700.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1, a modulator assembly according to an embodiment of the present invention includes a body 100, a first mounting seat 200, and a first fastening member 300, where the body 100 is a modulator.

Referring to fig. 1 to 3, the body 100 is a cylindrical structure, the outer wall of the body 100 is provided with a positioning portion, the positioning portion is a rigid structure, that is, the structure of the positioning portion is not easy to deform, the first mounting seat 200 is also a cylindrical structure, the first mounting seat 200 is provided with a first mounting cavity 210, the first mounting cavity 210 penetrates along the left-right direction, the cross section of the first mounting cavity 210 is circular, that is, the first mounting seat 200 is a sleeve structure, the body 100 penetrates through the first mounting cavity 210, and the body 100 can rotate in the first mounting cavity 210, the first mounting seat 200 is provided with a limiting portion located on the inner wall of the first mounting cavity 210, and the limiting portion abuts against the left end of the positioning portion, the first fastening member 300 is fixedly connected to the first mounting seat 200, the first fastening member 300 is located on the right side of the positioning portion and abuts against the right end of the positioning portion, so that the body 100 can be limited and fixed in the axial direction of the body 100, and is not affected by the length change of the body 100, and when the first fastening member 300 is fixed, the body 100 is restricted from rotating at the same time under the pressing force of the first fastening member 300.

When assembling the amplitude modulator, the left end of the body 100 is sleeved into the first mounting cavity 210 to the left, the left end of the positioning portion abuts against the limiting portion, the left end of the first fastening member 300 abuts against the right end of the positioning portion, and the first fastening member 300 is fixedly connected to the first mounting seat 200, if the first fastening member 300 is fixedly connected with the first mounting seat 200 by the first screw 330, the fixing of the amplitude modulator itself can be converted into the fixing of the positioning portion, because the positioning portion is of a rigid structure, the structure of the positioning portion is not easy to deform, thereby realizing the accurate positioning and stable mounting of the amplitude modulator, even if the length of the amplitude modulator changes, the amplitude modulator can still be fixed to the sleeve (i.e. the first mounting seat 200), preventing the amplitude modulator from loosening, and avoiding the operation of adjusting the length of the sleeve (i.e. the first mounting seat 200) or adding a gasket to adapt to the length change of the amplitude modulator, the assembly is simple.

The positioning portion may be a circumferential projection, the projection may have a plurality of length types in the circumferential direction, or the number of the projection in the circumferential direction may be plural, the structure of the limiting portion may be a projection or a recess, the specific form of the positioning portion and the limiting portion is not limited, as long as the cooperation between the limiting portion and the positioning portion enables the body 100 to realize unidirectional limiting in the axial direction of the body 100.

Referring to fig. 1 to 3, the positioning portion is provided as a first boss 110, the first boss 110 includes a first connection portion 111, a first protruding end 112 and a second protruding end 113, one end of the first connection portion 111 is connected to the body 100, the other end extends outward along the radial direction of the body 100, the first protruding end 112 and the second protruding end 113 are both connected to the other end of the first connection portion 111, the first protruding end 112 extends to the left, the second protruding end 113 extends to the right, generally, the outer side end surfaces of the first protruding end 112 and the second protruding end 113 are flush and fit to the inner side surface of the first mounting cavity 210, the left end surface of the first protruding end 112 is a first step surface 114, and the right end surface of the second protruding end 113 is a second step surface 115; the limiting part is provided as a second boss 220, the second boss 220 is arranged to protrude inwards from the inner wall of the first mounting cavity 210 along the radial direction, generally speaking, in the axial direction of the body 100, the first boss 110 and the second boss 220 have a dislocation, therefore, the first boss 110 can realize one-way limiting on the body 100 along the axial direction, in this embodiment, the second boss 220 abuts against the first step surface 114, the left end of the first fastening part 300 abuts against the second step surface 115, and the first fastening part 300 is fixedly connected to the sleeve (i.e. the first mounting seat 200), so that, depending on the limiting of the second boss 220 and the first fastening part 300 along the axial direction, the amplitude modulator can be positioned and mounted on the sleeve (i.e. the first mounting seat 200) along the axial direction, even if the length of the amplitude modulator changes (i.e. deforms along the axial direction), the amplitude modulator can also be positioned and mounted on the sleeve (i.e. the first mounting seat 200), no looseness occurs, assembly is simple, and after the first fastening member 300 is fastened to the first mounting seat 200, the body 100 is restricted from rotating by the pressing force of the first fastening member 300.

Referring to fig. 1 and 4, in order to facilitate assembly, in this embodiment, the first boss 110 is configured as an annular boss, an outer diameter of the annular boss is matched with an inner diameter of the first mounting cavity 210, that is, an outer diameter of the first protruding end 112 and an outer diameter of the second protruding end 113 are both matched with an inner diameter of the first mounting cavity 210, correspondingly, the second boss 220 may be configured as an annular boss or a part of an arc-shaped boss of the annular boss, during assembly, the body 100 may be sleeved into the first mounting cavity 210 at any circumferential angle, the second boss 220 can always realize unidirectional limiting on the body 100 in the axial direction, without strictly requiring an angle when the body 100 is assembled, thereby effectively reducing assembly difficulty; when the second boss 220 is also configured as an annular boss, the contact area between the second boss 220 and the first boss 110 is larger, that is, the acting area of the second boss 220 on the body 100 is larger, and therefore, the assembly of the body 100 is more stable and reliable.

Referring to fig. 2, in this embodiment, the outer wall of the annular boss is provided with the annular groove 116, the annular groove 116 is disposed in the middle of the annular boss in the axial direction, the annular groove 116 is recessed radially inward from the outer side surface of the annular boss, and the recessed depth is only lower than the outer side surface of the annular boss, so that the contact area between the annular boss and the inner side surface of the sleeve (i.e., the first mounting seat 200) can be reduced, that is, the rotational resistance to rotation of the amplitude modulator during mounting of the amplitude modulator can be reduced, and the mounting is facilitated.

In other embodiments, referring to fig. 5, it can be understood that the first bosses 110 are provided in plurality, the first bosses 110 are circumferentially arranged on the outer wall of the body 100 at intervals, the outer walls of the first bosses 110 are on a virtual circle, that is, the outer end faces of the first protruding ends 112 and the second protruding ends 113 are on a virtual circle, the diameter of the virtual circle matches the inner diameter of the sleeve (i.e., the first mounting seat 200), in general, the second bosses 220 are annular bosses, and in the axial direction of the body 100, the first bosses 110 and the second bosses 220 have a dislocation, so as to avoid the second bosses 220 from just overlapping the gap between two adjacent first bosses 110 to cause limit failure, the interval arrangement of the first bosses 110 can reduce the contact area with the inner wall of the sleeve (the first mounting seat 200), that is, the rotation resistance of the amplitude modulator during mounting is reduced, the installation is convenient. It is to be understood that the arrangement form of the first bosses 110 is not limited to the above-described form.

Referring to fig. 1 and 6, in the present embodiment, the first fastening member 300 includes a fixing plate 310 and a collar 320, the collar 320 is perpendicularly connected to the fixing plate 310, an outer diameter of the fixing plate 310 is larger than an inner diameter of the first mounting cavity 210, an outer diameter of the collar 320 matches the inner diameter of the first mounting cavity 210, the collar 320 has a first through hole 321 disposed along an axial direction of the collar 320, the first through hole 321 penetrates the fixing plate 310, it can be understood that a diameter of the first through hole 321 is not smaller than the outer diameter of the body 100, therefore, the first fastening member can penetrate the body 100 from a right end of the body 100 and be sleeved into the first mounting cavity 210, a left end of the collar 320 abuts against the second step surface 115 of the first boss 110, while a left end surface of the fixing plate 310 abuts against a right end surface of the sleeve (i.e., the first mounting seat 200), the fixing plate 310 is fixedly connected to the right end of the sleeve (i.e., the first mounting seat 200) by a first screw 330, the body 100 can be further limited in the axial direction, so that the amplitude modulator is positioned and mounted in the axial direction, and the operation is convenient; after the first fastening member 300 is fastened to the first mounting seat 200, the body 100 may be simultaneously restricted from rotating by means of the pressing force of the first fastening member 300.

Referring to fig. 1, in the present embodiment, the amplitude modulator further includes a second fastening member 400 and an elastic member 410, the second fastening member 400 is fixedly connected to an end of the sleeve (i.e., the first mounting seat 200) away from the first fastening member 300, i.e., the second fastening member 400 is fixedly connected to a left end of the sleeve (i.e., the first mounting seat 200), the second fastening member 400 is configured as an end cap, a second through hole 420 is formed in a middle portion of the end cap, a diameter of the second through hole 420 is larger than an outer diameter of the body 100, the end cap is fixedly connected to the left end of the sleeve (i.e., the first mounting seat 200) by a second screw, the elastic member 410 is configured as an elastic diaphragm, the elastic diaphragm has a tensile force along an axial direction of the body 100, and is interposed between the end cap and a left end face of the sleeve (i.e., the first mounting seat 200), so that, when the amplitude modulator is assembled within a tensile force range of the elastic diaphragm, the length of the amplitude modulator is not strictly controlled, the assembly technical requirements on assembly personnel can be reduced, the assembly difficulty can be reduced, and the assembly efficiency can be improved.

Referring to fig. 7 and 8, a second aspect embodiment of the present invention provides a triple stack 14, where the triple stack 14 includes a second mounting seat 500, an amplitude modulator assembly, a first connecting member 600 and a second connecting member 700.

The second mounting seat 500 has a second mounting cavity 510, the second mounting cavity 510 penetrates in the left-right direction, the cross section of the second mounting cavity 510 is circular, the inner diameter of the second mounting cavity 510 is matched with the outer diameter of a sleeve (i.e., the first mounting seat 200), the sleeve (i.e., the first mounting seat 200) can rotate in the second mounting cavity 510, an amplitude modulator assembly is sleeved in the second mounting cavity 510 through the sleeve (i.e., the first mounting seat 200), the first connecting member 600 is a welding head, the second connecting member 700 is a transducer, the first connecting member 600 passes through the second through hole 420 and is connected to the left end of the body 100, generally, an elastic membrane is clamped between the right end surface of the first connecting member 600 and the left end surface of the body 100, the overall stiffness of the triple-unit 14 can be increased, the second connecting member 700 is connected to the right end of the body 100, specifically, the first screw holes 120 are disposed at both ends of the body 100, and the right end, the first connecting member 600, the second mounting cavity 510 is connected to the left end surface of the body 100, The left end of the second connecting piece 700 is provided with a second screw hole 630 matched with the first screw hole 120, and two ends of the body 100 are respectively connected with the first connecting piece 600 and the second connecting piece 700 through a stud 640, so that high-frequency electric energy can be converted into mechanical energy to realize ultrasonic welding; the triplets 14 can be mounted to the ultrasonic welding apparatus 10 by fixing the second mounting seat 500, and the modular design facilitates replacement.

The triple-unit 14 adopts the amplitude modulator assembly, so that the amplitude modulator can be accurately positioned and stably installed, even if the length of the amplitude modulator is changed, the amplitude modulator can still be fixed on the sleeve (namely the first installation seat 200), the amplitude modulator is prevented from loosening, the operation that the length of the sleeve (namely the first installation seat 200) needs to be adjusted or a gasket is added to adapt to the length change of the amplitude modulator can be omitted, and the integral assembly of the triple-unit 14 is simple.

Referring to fig. 8, in the present embodiment, the second mount 500 is provided with an angle adjustment assembly 520, the angle adjustment assembly 520 includes an adjustment block 521, a first adjustment screw 522 and a second adjustment screw 523, the adjustment block 521 includes a first plate 5211, a second connection portion 5212 and a second plate 5213, one end of the second connection portion 5212 is connected with the first plate 5211, the second connection portion 5212 extends outward in a radial direction of the sleeve (i.e., the first mount 200), and the other end of the second connection portion 5212 is connected with the second plate 5213, the second plate 5213 is located outside the second mount 500, the second plate 5213 is perpendicular to the first plate 5211, and a plane in which the second plate 5213 is located passes through a rotation axis of the sleeve (i.e., the first mount 200), the first plate 5211 is fixedly connected to the first fastening member 300, generally, the first plate 5211 is fixed to a right end surface of the first fastening member 300 by screws, the second mount 500 is provided with two screw connection plates 525, the two screw connection plates 525 are respectively disposed on two sides of the second plate 5213, the first adjustment screw 522 and the second adjustment screw 523 are respectively connected to the two screw connection plates 525, and an end of the first adjustment screw 522 and an end of the second adjustment screw 523 are respectively abutted to two end surfaces of the second plate 5213. Because the welding head (i.e., the first connecting member 600) has the long side 610 and the short side 620, the long side 610 is the position for realizing welding, and when the welding head is connected with the amplitude modulator (i.e., the body 100) through the stud 640, the long side 610 of the welding head cannot be ensured to be located at the correct position, therefore, by rotating the first adjusting screw 522 and the second adjusting screw 523, the first adjusting screw 522 and the second adjusting screw 523 drive the second plate 5213 to move along the circumferential direction of the sleeve (i.e., the first mounting seat 200), i.e., the whole amplitude modulator assembly can be driven to rotate, i.e., the welding head is driven to rotate, and after reaching the proper position, the second plate 5213 is clamped tightly by the first adjusting screw 522 and the second adjusting screw 523, i.e., the long side 610 of the welding head can be adjusted to the correct position, so as to realize ultrasonic welding, and the adjustment operation is convenient.

Referring to fig. 7 and 8, in this embodiment, a fixing screw 524 is connected to the adjusting block 521, the first plate 5211 of the adjusting block 521 is provided with a plurality of guide grooves 5214, the guide grooves 5214 are waist-shaped grooves having an arc-shaped structure, a central point of the arc-shaped structure is located on a rotating shaft of the sleeve (i.e., the first mounting seat 200), and the fixing screw 524 is inserted into the guide grooves 5214 and fixedly connected to the first fastening member 300, so that when the adjusting block 521 is mounted, the adjusting block 521 is allowed to have a circumferential adjusting space, the mounting position of the adjusting block 521 is not strictly controlled, the assembly difficulty is reduced, and the mounting is convenient.

Referring to fig. 9, an ultrasonic welding apparatus 10 includes a base 11, a driving member 12 and the triple-unit 14, a welding base 13 is disposed at a lower end of the base 11, the triple-unit 14 is slidably connected to the base 11 through a second mounting seat 500 in an up-down direction, a welding head (i.e., a first connecting member 600) of the triple-unit 14 is located right above the welding base 13, the driving member 12 is configured as an air cylinder, the driving member 12 is fixedly disposed above the base 11, a driving shaft of the driving member 12 is connected to the second mounting seat 500 of the triple-unit 14 and drives the triple-unit 14 to move in the up-down direction, so that the welding head (i.e., the first connecting member 600) is matched with the welding base 13 to achieve welding. Thanks to the modulator components in the triplex group 14, the modulator can be accurately positioned and stably installed, and can be fixed even if the length of the modulator changes, so that the modulator is prevented from loosening, the operation of adjusting the length of the first installation seat or adding a gasket to adapt to the change of the length of the modulator can be omitted, and the whole assembly of the ultrasonic welding equipment 10 is simple.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims (11)

1. An amplitude modulator assembly, comprising:

the positioning part is arranged on the outer wall of the body and is of a rigid structure;

the first mounting seat is provided with a first mounting cavity, the body penetrates through the first mounting cavity, the first mounting seat is provided with a limiting part located on the inner wall of the first mounting cavity, and the limiting part abuts against one end of the positioning part;

and the first fastening part is connected to the first mounting seat and abuts against the other end of the positioning part.

2. The amplitude modulator assembly of claim 1, wherein: the positioning portion is arranged to be a first boss, a first step face and a second step face are arranged at two ends of the first boss respectively, the limiting portion is arranged to be a second boss, the second boss abuts against the first step face, and the first fastening part abuts against the second step face.

3. The amplitude modulator assembly of claim 2, wherein: the first boss is an annular boss, and the outer diameter of the annular boss is matched with the inner diameter of the first installation cavity.

4. The amplitude modulator assembly of claim 3, wherein: the outer wall of the annular boss is provided with an annular groove.

5. The amplitude modulator assembly of claim 2, wherein: the first bosses are arranged in a plurality of circumferential intervals on the outer wall of the body, the outer walls of the first bosses are located on a virtual circle, and the diameter of the virtual circle is matched with the inner diameter of the first installation cavity.

6. The amplitude modulator assembly of claim 1, wherein: the first fastening part comprises a fixing plate and a lantern ring, the outer diameter of the lantern ring is matched with the inner diameter of the first mounting cavity, the lantern ring is provided with a first through hole along the axial direction, the first through hole penetrates through the fixing plate, the diameter of the first through hole is not smaller than the outer diameter of the body, and the fixing plate is fixedly connected to the end portion of the first mounting seat.

7. The amplitude modulator assembly of claim 1, wherein: the first mounting seat is fixedly connected with the base, the first fastening part is fixedly connected with the base, the second fastening part is fixedly connected with one end of the first mounting seat, which is away from the first fastening part, and the elastic piece is arranged between the second fastening part and the end of the first mounting seat.

8. A triple group, characterized by comprising

The second mounting seat is provided with a second mounting cavity;

the modulator assembly of any of claims 1-7, the first mount disposed through the second mounting cavity;

the first connecting piece is connected to one end of the body;

and the second connecting piece is connected to the other end of the body.

9. The triad according to claim 8, wherein: the second mount pad is provided with the angle adjustment subassembly, the angle adjustment subassembly includes adjusting block, first adjusting screw and second adjusting screw, the one end fixed connection of adjusting block in first fastening part, first adjusting screw with the second adjusting screw all connect in the second mount pad, first adjusting screw with the second adjusting screw set up respectively in the both sides of adjusting block and respectively the butt in the other end of adjusting block.

10. The triad set according to claim 9, wherein: the adjusting block is connected with a fixing screw, the adjusting block is provided with a guide groove, and the fixing screw penetrates through the guide groove and is connected with the first fastening part.

11. Ultrasonic welding apparatus, characterized by comprising:

the stand is provided with a welding base;

the driving piece is connected to the base;

the triple stack of any of claims 8-10, the triple stack coupled to the housing and positioned above the welding base, the drive shaft of the drive member coupled to the triple stack and driving the triple stack to move.

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