CN210359781U

CN210359781U - Ultrasonic double-end welding machine

Info

Publication number: CN210359781U
Application number: CN201920514323.0U
Authority: CN
Inventors: 游新旺
Original assignee: Xiamen Qianglong Automation Technology Co Ltd
Current assignee: Xiamen Qianglong Automation Technology Co Ltd
Priority date: 2019-04-16
Filing date: 2019-04-16
Publication date: 2020-04-21
Anticipated expiration: 2029-04-16

Abstract

The utility model discloses an ultrasonic wave double-end welding machine, the high-voltage switchgear assembly comprises a control cabinet, two sets of positioning mechanism are installed to the top of switch board, and install the support column on the positioning mechanism, and the threaded fixation has the ultrasonic wave of operating with switch board electric connection to operate the computer on the support column, and two ultrasonic waves operate the computer and lie in between two support columns, and the bottom that the ultrasonic wave operated the computer is provided with the ultrasonic wave aircraft nose, positioning mechanism includes the slip table of fixed mounting in the support column bottom that corresponds, and the below of slip table is equipped with the screw rod, rotates the cover on the screw rod and is equipped with the fixing base at the switch board top, and the equal fixedly connected with of one end that two screw rods. The utility model discloses simple structure, convenient operation is convenient for operate the machine to the ultrasonic wave and carry out the accurate regulation of multiposition all around the cooperation, reaches to be convenient for carry out accurate welding to the different work pieces of different specification welding position, improves welding quality, satisfies the user demand.

Description

Ultrasonic double-end welding machine

Technical Field

The utility model relates to a welding machine technical field especially relates to an ultrasonic wave double-end welding machine.

Background

The ultrasonic welding machine can be divided into an automatic welding machine, a semi-automatic ultrasonic welding machine and a manual welding machine according to the automation level, for modern enterprises, the higher the automation level is, the more favorable the enterprise flow line production is, and the double-head ultrasonic welding machine is used for machines in the ranges of automobile body plastic parts, automobile doors, automobile instruments and the like; the existing ultrasonic double-end welding machine comprises a control cabinet, four universal wheels are rotatably installed at the bottom of the control cabinet, supporting legs are respectively fixed at four corners of the bottom of the control cabinet through threads, two supporting columns are arranged at the top of the control cabinet, an ultrasonic upper machine electrically connected with the control cabinet is fixed on the supporting columns through threads, the two ultrasonic upper machines are positioned between the two supporting columns, an ultrasonic machine head is arranged at the bottom of the ultrasonic upper machine, a machine head air pressure regulator is arranged in the control cabinet, an operation touch screen is arranged at one side of the control cabinet, the ultrasonic upper machine comprises an ultrasonic upper die, a middle ultrasonic lifting cylinder is arranged above the, the two ultrasonic machines can simultaneously carry out welding operation on two positions of a workpiece on one device, the production efficiency and the productivity are high, the processing precision is high, the noise is low, and the requirements of large-scale batch production and high-efficiency production of enterprises are met; compared with the two traditional ultrasonic welding machines, the occupied space is reduced.

However, the position of two ultrasonic wave machines of the existing ultrasonic double-end welding machine including the control cabinet is not convenient for multi-position adjustment, and the specifications of products needing to be welded in different batches are different, and the positions of the ultrasonic wave machines need to be adjusted to achieve accurate welding, so that the use requirements cannot be met, and therefore the ultrasonic double-end welding machine is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an ultrasonic double-end welding machine.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an ultrasonic double-end welding machine comprises a control cabinet, wherein two groups of positioning mechanisms are arranged above the control cabinet, supporting columns are arranged on the positioning mechanisms, ultrasonic operating machines electrically connected with the control cabinet are fixed on the supporting columns in a threaded manner, the two ultrasonic operating machines are arranged between the two supporting columns, an ultrasonic machine head is arranged at the bottom of each ultrasonic operating machine, each positioning mechanism comprises a sliding table fixedly arranged at the bottom of the corresponding supporting column, a screw rod is arranged below each sliding table, two fixing seats fixedly arranged at the top of the control cabinet are sleeved on each screw rod in a rotating manner, a rocking disc is fixedly connected at one end, far away from each other, of each screw rod, a moving seat is sleeved on each screw rod in a threaded manner, the same positioning rod is fixedly arranged between the two fixing seats on the same screw rod, the moving seat is sleeved on the corresponding positioning rod in a, a guide rod is arranged in the guide groove in a sliding manner, the top of the guide rod and the bottom of the corresponding sliding table are fixedly installed, one side, close to the corresponding rocking disc, of the guide rod is provided with a rectangular groove, the two sides of the rectangular groove are provided with openings, an inner wall, far away from the corresponding rocking disc, of the rectangular groove is fixedly welded with an anti-skidding rubber sheet, the inner wall, close to the corresponding rocking disc, of the guide groove is provided with a rectangular hole, a transverse rod is arranged in the rectangular hole, one side, close to the corresponding anti-skidding rubber sheet, of the transverse rod extends into the rectangular groove and is fixedly installed with a vertical plate, one side, far away from the corresponding transverse rod, of the vertical plate is fixedly connected with a plurality of sharp blocks, one end, close to the corresponding anti-skidding rubber sheet, is contacted with the anti-skidding rubber sheet, a plurality of springs are fixedly connected between the other side of the vertical, and the bottom meshing of rack has the gear of rotating the installation with the rectangle hole one side inner wall that corresponds, the bottom meshing of gear has the pinion rack, and the pinion rack keeps away from the one end welding of corresponding riser and has the button of slidable mounting in the rectangle hole.

Preferably, the other side of the guide rod is provided with a T-shaped sliding groove with two sides provided with openings, a T-shaped sliding rail is fixedly mounted on the inner wall of the other side of the guide groove, and the T-shaped sliding rail is in sliding connection with the corresponding T-shaped sliding groove.

Preferably, one side of the positioning plate is provided with a first square hole, and the first square hole is in sliding connection with the corresponding cross rod.

Preferably, a pin shaft is fixedly connected to the inner wall of one side of the rectangular hole, a first round hole is formed in one side of the gear, a first bearing is fixedly sleeved in the first round hole, and an inner ring of the first bearing is fixedly sleeved on the outer side of the corresponding pin shaft.

Preferably, the sliding blocks are fixedly mounted on two sides of the button, the first sliding grooves are formed in two sides of the rectangular hole and are connected with the corresponding sliding blocks in a sliding mode.

Preferably, one side of the movable seat is provided with a threaded hole, and the threaded hole is in threaded connection with the corresponding screw.

Preferably, one side of the moving seat is provided with a second square hole, and the second square hole is connected with the corresponding positioning rod in a sliding manner.

Preferably, a second round hole is formed in one side of the fixing seat, a second bearing is fixedly sleeved in the second round hole, and an inner ring of the second bearing is fixedly sleeved with the outer side of the corresponding screw rod.

Compared with the prior art, the beneficial effects of the utility model are that:

by means of a supporting column, an ultrasonic machine, a sliding table, a screw rod, a fixed seat, a positioning rod, a movable seat, a guide groove, a guide rod, a rectangular groove, an anti-skid rubber sheet, a rectangular hole, a transverse rod, a vertical plate, a tip block, a spring, a rack, a toothed plate, a gear and a positioning plate, the rotating rocking disc drives the corresponding screw rod to rotate, under the action of a threaded hole, the screw rod can drive the corresponding movable seat to slide left and right on the positioning rod, the movable seat drives the sliding table to move left and right through the corresponding guide rod, the sliding table drives the ultrasonic machine to move left and right through the corresponding support rod, when the front and back positions of the ultrasonic machine deviate from the positions to be welded, the toothed plate is pressed, the button drives the corresponding movable seat to move, the toothed plate can drive the corresponding gear to rotate, the gear can drive the corresponding rack to move in the direction away from the, the riser drives a plurality of sharp pieces and the separation of anti-skidding rubber that correspond, promote backward or stimulate the support column forward this moment, the support column drives the guide arm back-and-forth movement through the slip table that corresponds, the guide arm drives anti-skidding rubber and removes, the bracing piece still drives the ultrasonic wave machine front-and-back movement of operating, position control is suitable after around when the ultrasonic wave is operated the machine, relax the pressure to the button, a plurality of springs that are in compression state at this moment reset and drive a plurality of sharp pieces through the riser that corresponds and crowd tight anti-skidding rubber, sharp piece is through the anti-skidding rubber restriction guide arm that corresponds this moment, thereby reach the position after fixed ultrasonic wave is operated the machine and is adjusted, be convenient for operate the machine to carry.

The utility model discloses simple structure, convenient operation is convenient for operate the machine to the ultrasonic wave and carry out the accurate regulation of multiposition all around the cooperation, reaches to be convenient for carry out accurate welding to the different work pieces of different specification welding position, improves welding quality, satisfies the user demand.

Drawings

FIG. 1 is a perspective view of an ultrasonic double-head welding machine according to the present invention;

FIG. 2 is a rear view of an ultrasonic double-head welding machine according to the present invention;

FIG. 3 is a schematic structural view of a positioning mechanism of the ultrasonic double-head welding machine according to the present invention;

FIG. 4 is a schematic view of the structure of part A in FIG. 3;

figure 5 is that the utility model provides an ultrasonic wave double-end welding machine removes seat, slip table and support column connecting piece side view.

In the figure: the device comprises a control cabinet 1, a support column 2, an ultrasonic machine 3, an ultrasonic machine head 4, a sliding table 5, a screw 6, a fixed seat 7, a positioning rod 8, a movable seat 9, a guide groove 10, a guide rod 11, a rectangular groove 12, an anti-skid rubber 13, a rectangular hole 14, a transverse rod 15, a vertical plate 16, a sharp block 17, a spring 18, a rack 19, a toothed plate 20, a gear 21, a positioning plate 22 and a button 23.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-5, an ultrasonic double-end welding machine comprises a control cabinet 1, two sets of positioning mechanisms are installed above the control cabinet 1, supporting columns 2 are installed on the positioning mechanisms, ultrasonic upper machines 3 electrically connected with the control cabinet 1 are fixed on the supporting columns 2 in a threaded manner, the two ultrasonic upper machines 3 are located between the two supporting columns 2, an ultrasonic handpiece 4 is arranged at the bottom of the ultrasonic upper machine 3, the positioning mechanisms comprise sliding tables 5 fixedly installed at the bottoms of the corresponding supporting columns 2, screw rods 6 are arranged below the sliding tables 5, two fixing seats 7 fixedly installed at the top of the control cabinet 1 are rotatably sleeved on the screw rods 6, rocking discs are fixedly connected at the ends of the two screw rods 6 far away from each other, moving seats 9 are sleeved on the screw rods 6 in a threaded manner, the same positioning rod 8 is fixedly installed between the two fixing seats 7 located, a movable seat 9 is sleeved on a corresponding positioning rod 8 in a sliding manner, a guide groove 10 with two sides provided with openings is arranged at the top of the movable seat 9, a guide rod 11 is arranged in the guide groove 10 in a sliding manner, the top of the guide rod 11 and the bottom of a corresponding sliding table 5 are fixedly installed, a rectangular groove 12 with two sides provided with openings is arranged at one side of the guide rod 11 close to a corresponding rocking disc, an anti-skid rubber sheet 13 is fixedly welded on the inner wall of one side of the rectangular groove 12 far away from the corresponding rocking disc, a rectangular hole 14 is arranged on the inner wall of one side of the guide groove 10 close to the corresponding rocking disc, a transverse rod 15 is arranged in the rectangular hole 14, one side of the transverse rod 15 close to the corresponding anti-skid rubber sheet 13 extends into the rectangular groove 12 and is fixedly provided with a vertical plate 16, one side of the vertical plate 16 far away from the corresponding transverse rod 15 is fixedly connected with a, a plurality of springs 18 are fixedly connected between the other side of the vertical plate 16 and the inner wall of one side of the corresponding guide groove 10, a positioning plate 22 fixedly mounted with the inner wall of the bottom of the corresponding rectangular hole 14 is slidably sleeved on the cross rod 15, a rack 19 is fixedly mounted at the bottom of the cross rod 15, a gear 21 rotatably mounted with the inner wall of one side of the corresponding rectangular hole 14 is meshed at the bottom of the rack 19, a toothed plate 20 is meshed at the bottom of the gear 21, a button 23 slidably mounted in the rectangular hole 14 is welded at one end of the toothed plate 20 far away from the corresponding vertical plate 16, and the positioning rod 8, the movable seat 9, the guide groove 10, the guide rod 11, the rectangular groove 12, the anti-slip rubber 13, the rectangular hole 14, the cross rod 15, the vertical plate 16, the tip block 17, the springs 18, the rack 19, the toothed plate 20, the gear 21, the positioning plate 22 and the button 23 are matched, and the corresponding screw 6 is driven to rotate by, under the action of the threaded holes, the screw 6 can drive the corresponding moving seat 9 to slide left and right on the positioning rod 8 by rotating, the moving seat 9 drives the sliding table 5 to move left and right through the corresponding guide rod 11, the sliding table 5 drives the ultrasonic upper machine 3 to move left and right through the corresponding support rod 2, when the front and back positions of the overtravel upper machine 3 deviate from the positions to be welded, the button 23 is pressed, the button 23 drives the corresponding toothed plate 20 to move, the toothed plate 20 can drive the corresponding gear 21 to rotate, the gear 21 can drive the corresponding rack 19 to move in the direction far away from the vertical plate 16 by rotating, the rack 19 drives the vertical plate 16 to compress a plurality of springs 18 through the corresponding transverse rod 15, the vertical plate 16 drives a plurality of corresponding sharp blocks 17 to separate from the anti-skid rubber 13, at the moment, the support column 2 is pushed backwards or pulled forwards, the support column 2 drives the guide rod 11 to move back and forth through the corresponding, the utility model has the advantages of simple structure, convenient operation, the ultrasonic wave that the bracing piece 2 still drove the correspondence is operated the machine 3 back-and-forth movement, after the ultrasonic wave is operated the machine 3 front and back position control is suitable, relax the pressure to button 23, a plurality of springs 18 that are in compression state reset and drive a plurality of sharp piece 17 through the riser 16 that corresponds and crowd tight non-slip rubber 13 this moment, sharp piece 16 restricts guide arm 11 through the non-slip rubber 13 that corresponds this moment, thereby reach the position after fixed ultrasonic wave is operated the machine 3 and is adjusted, be convenient for operate the machine 3 to the ultrasonic wave and carry out multiposition accurate adjustment, the utility model has the advantages of being simple in structure, convenient operation is convenient for operate the machine 3 to the ultrasonic wave and is carried out multiposition accurate adjustment all around in the cooperation, reaches.

In the utility model, the other side of the guide rod 11 is provided with a T-shaped chute with two sides arranged as openings, a T-shaped slide rail is fixedly arranged on the inner wall of the other side of the guide groove 10 and is connected with the corresponding T-shaped chute in a sliding way, one side of the positioning plate 22 is provided with a first square hole which is connected with the corresponding cross rod 15 in a sliding way, a pin shaft is fixedly connected on the inner wall of one side of the rectangular hole 14, one side of the gear 21 is provided with a first round hole which is fixedly sleeved with a first bearing, the inner ring of the first bearing is fixedly sleeved with the outer side of the corresponding pin shaft, both sides of the button 23 are both fixedly provided with sliders, both sides of the rectangular hole 14 are both provided with first chutes which are connected with the corresponding sliders in a sliding way, one side of the movable seat 9 is provided with a threaded hole which is connected with the corresponding screw rod 6 in a threaded way, one side of, and the second square hole is connected with the corresponding positioning rod 8 in a sliding way, one side of the fixed seat 7 is provided with a second round hole, a second bearing is fixedly sleeved in the second round hole, the inner ring of the second bearing is fixedly sleeved with the outer side of the corresponding screw rod 6, the second round hole is matched with the fixed seat 7, the positioning rod 8, the movable seat 9, the guide groove 10, the guide rod 11, the rectangular groove 12, the anti-skid rubber 13, the rectangular hole 14, the cross rod 15, the vertical plate 16, the sharp block 17, the spring 18, the rack 19, the toothed plate 20, the gear 21 and the positioning plate 22 through the support column 2, the corresponding screw rod 6 is driven to rotate through rotating the rocking disc, the screw rod 6 can drive the corresponding movable seat 9 to slide left and right on the positioning rod 8 under the action of the threaded hole, the movable seat 9 drives the sliding table 5 to move left and right through the corresponding guide rod 11, the sliding table 5 drives the ultrasonic upper machine 3 to, when the front and back positions of the ultrasonic upper machine 3 deviate from the positions to be welded, the button 23 is pressed, the button 23 drives the corresponding toothed plate 20 to move, the toothed plate 20 can drive the corresponding gear 21 to rotate, the gear 21 can drive the corresponding rack 19 to move in the direction away from the vertical plate 16, the rack 19 drives the vertical plate 16 to compress the plurality of springs 18 through the corresponding cross rod 15, the vertical plate 16 drives the corresponding plurality of sharp blocks 17 to separate from the anti-skid rubber 13, at the moment, the support column 2 is pushed backwards or pulled forwards, the support column 2 drives the guide rod 11 to move forwards and backwards through the corresponding sliding table 5, the guide rod 11 drives the anti-skid rubber 13 to move, the support rod 2 also drives the corresponding ultrasonic upper machine 3 to move forwards and backwards, when the front and back positions of the ultrasonic upper machine 3 are adjusted properly, the pressure on the button 23 is released, at the moment, the plurality of springs 18 in the compression state are reset and drive the plurality of sharp blocks 17 to squeeze the, at this moment, the sharp piece 16 limits the guide arm 11 through the anti-skidding rubber 13 that corresponds to reach the position after 3 regulation of operating the computer to fixed ultrasonic wave, be convenient for operate the computer 3 to the ultrasonic wave and carry out multiposition accurate regulation, the utility model discloses simple structure, convenient operation is convenient for operate the computer 3 to the ultrasonic wave and cooperate all around to carry out multiposition accurate regulation, reaches to be convenient for carry out accurate welding to the different work piece of different specification welding position, improves welding quality, satisfies the user demand.

The working principle is as follows: when the ultrasonic welding machine is used, when the position of the ultrasonic upper machine 3 is adjusted according to workpieces of different specifications, the rocking disc is rotated, the rocking disc drives the corresponding screw rod 6 to rotate, under the action of a threaded hole formed in one side of the moving seat 9, the screw rod 6 can drive the corresponding moving seat 9 to slide left and right on the positioning rod 8 by rotating, the moving seat 9 drives the corresponding guide rod 11 to move, the guide rod 11 drives the corresponding sliding table 5 to move left and right, the sliding table 5 drives the ultrasonic upper machine 3 to move left and right through the corresponding support rod 2, when the front and back positions of the ultrasonic upper machine 3 deviate from the positions to be welded, the button 23 is pressed towards the direction close to the corresponding vertical plate 16, the button 23 drives the corresponding sliding block to slide in the first sliding groove, meanwhile, the button 23 drives the corresponding toothed plate 20 to move, because the toothed plate 20 is meshed with the corresponding gear 21, the toothed plate 20 moves to drive the corresponding gear 21 to rotate, and, the gear 21 rotates to drive the corresponding rack 19 to move in a direction far away from the vertical plate 16, the rack 19 drives the corresponding cross rod 15 to move, the cross rod 15 drives the corresponding vertical plate 16 to move, the vertical plate 16 compresses the corresponding springs 18, meanwhile, the vertical plate 16 drives the corresponding sharp blocks 17 to separate from the anti-skid rubber 13, at the moment, the support column 2 is pushed backwards or pulled forwards, the support column 2 drives the corresponding sliding table 5 to move backwards and forwards, the sliding table 5 drives the corresponding guide rod 11 to slide on the T-shaped sliding rail, the guide rod 11 drives the anti-skid rubber 13 to move, meanwhile, the support rod 2 also drives the corresponding ultrasonic upper machine 3 to move backwards and forwards, when the front and back positions of the ultrasonic upper machine 3 are properly adjusted, the pressure on the button 23 is released, at the moment, the springs 18 in a compressed state reset, the elastic force of the springs 18 drives the vertical plate 16 to reset, the vertical plate 16 drives the corresponding sharp blocks, at this moment, the tip block 16 limits the guide rod 11 through the corresponding anti-skidding rubber 13, the guide rod 11 limits the fixed support column 2 through the corresponding sliding table 5, thereby the position after the fixed ultrasonic on-machine 3 is adjusted is reached, the ultrasonic on-machine 3 can be started at this moment, the ultrasonic on-machine 3 controls the ultrasonic machine head 4 to weld the workpiece, under the cooperation of adjusting in the front and back and left and right sides, the ultrasonic on-machine 3 is achieved to carry out multi-position accurate adjustment, thereby the workpiece different to different specification welding positions is accurately welded, and the welding quality is improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An ultrasonic double-end welding machine comprises a control cabinet (1), two groups of positioning mechanisms are installed above the control cabinet (1), supporting columns (2) are installed on the positioning mechanisms, ultrasonic machines (3) electrically connected with the control cabinet (1) are fixedly arranged on the supporting columns (2) through threads, the two ultrasonic machines (3) are located between the two supporting columns (2), an ultrasonic machine head (4) is arranged at the bottom of each ultrasonic machine (3), the ultrasonic double-end welding machine is characterized in that each positioning mechanism comprises a sliding table (5) fixedly installed at the bottoms of the corresponding supporting columns (2), a screw rod (6) is arranged below each sliding table (5), two fixing seats (7) fixedly installed at the top of the control cabinet (1) are rotatably sleeved on each screw rod (6), a rocking disc is fixedly connected to one end, far away from each other, of the two screw rods (6), a movable seat (9) is sleeved on each screw rod (6), a same positioning rod (8) is fixedly installed between two fixing seats (7) positioned on the same screw rod (6), a moving seat (9) is slidably sleeved on the corresponding positioning rod (8), a guide groove (10) with two sides set as openings is formed in the top of the moving seat (9), a guide rod (11) is slidably installed in the guide groove (10), the top of the guide rod (11) is fixedly installed with the bottom of the corresponding sliding table (5), a rectangular groove (12) with two sides set as openings is formed in one side of the guide rod (11) close to the corresponding rocking disc, an anti-skid rubber sheet (13) is fixedly welded on the inner wall of one side of the rectangular groove (12) far away from the corresponding rocking disc, a rectangular hole (14) is formed in the inner wall of one side of the guide groove (10) close to the corresponding rocking disc, a cross rod (15) is arranged in the rectangular hole (14), one side of the cross rod (15) close to the corresponding anti-skid rubber sheet (13) extends into the rectangular groove (, a plurality of sharp blocks (17) are fixedly connected on one side of the vertical plate (16) far away from the corresponding cross rod (15), and one end of the sharp block (17) close to the corresponding anti-skid rubber sheet (13) is contacted with the anti-skid rubber sheet (13), a plurality of springs (18) are fixedly connected between the other side of the vertical plate (16) and the inner wall of one side of the corresponding guide groove (10), a positioning plate (22) fixedly installed on the inner wall of the bottom of the corresponding rectangular hole (14) is sleeved on the cross rod (15) in a sliding manner, a rack (19) is fixedly installed at the bottom of the cross rod (15), and the bottom of the rack (19) is engaged with a gear (21) which is rotatably arranged with the inner wall of one side of the corresponding rectangular hole (14), the bottom of the gear (21) is engaged with a toothed plate (20), and one end of the toothed plate (20) far away from the corresponding vertical plate (16) is welded with a button (23) which is slidably installed in the rectangular hole (14).

2. The ultrasonic double-end welding machine according to claim 1, characterized in that the other side of the guide rod (11) is provided with a T-shaped sliding groove with two sides both opened, a T-shaped sliding rail is fixedly mounted on the inner wall of the other side of the guide groove (10), and the T-shaped sliding rail is slidably connected with the corresponding T-shaped sliding groove.

3. The ultrasonic double-headed welding machine according to claim 1, characterized in that one side of the positioning plate (22) is provided with a first square hole, and the first square hole is slidably connected with the corresponding cross bar (15).

4. The ultrasonic double-end welding machine is characterized in that a pin shaft is fixedly connected to the inner wall of one side of each rectangular hole (14), a first round hole is formed in one side of each gear (21), a first bearing is fixedly sleeved in each first round hole, and the inner ring of each first bearing is fixedly sleeved on the outer side of the corresponding pin shaft.

5. The ultrasonic double-end welding machine is characterized in that sliding blocks are fixedly mounted on two sides of the button (23), first sliding grooves are formed in two sides of the rectangular hole (14), and the first sliding grooves are connected with the corresponding sliding blocks in a sliding mode.

6. The ultrasonic double-headed welding machine according to claim 1, characterized in that a threaded hole is provided on one side of the movable seat (9) and is in threaded connection with the corresponding screw (6).

7. The ultrasonic double-end welding machine of claim 1, characterized in that one side of the moving seat (9) is provided with a second square hole, and the second square hole is slidably connected with the corresponding positioning rod (8).

8. The ultrasonic double-end welding machine is characterized in that a second round hole is formed in one side of the fixing seat (7), a second bearing is fixedly sleeved in the second round hole, and the inner ring of the second bearing is fixedly sleeved with the outer side of the corresponding screw (6).