CN222946253U

CN222946253U - Mask fusion device

Info

Publication number: CN222946253U
Application number: CN202421728335.0U
Authority: CN
Inventors: 侯印泽
Original assignee: Baoding Yinhong Yuhe Medical Equipment Manufacturing Co ltd
Current assignee: Baoding Yinhong Yuhe Medical Equipment Manufacturing Co ltd
Priority date: 2024-07-22
Filing date: 2024-07-22
Publication date: 2025-06-06
Anticipated expiration: 2034-07-22

Abstract

The utility model discloses a mask welding device, which belongs to the technical field of welding devices and comprises a workbench, wherein a boss is fixedly connected to the top of the workbench, a rotary table is rotatably connected to the middle of the boss, a driving assembly in transmission connection with the rotary table is arranged on the workbench, a first lifting assembly is arranged on the workbench, a connecting rod is fixedly connected to the output end of the first lifting assembly, a pressing block is rotatably connected to the bottom end of the connecting rod, the pressing block is positioned right above the rotary table, a second lifting assembly is arranged on the workbench, two ultrasonic welding joints are arranged at the output end of the second lifting assembly, the ultrasonic welding joints are positioned right above the boss, an L-shaped chute is formed at the side of the boss, an L-shaped locating plate is connected in a sliding manner in the L-shaped chute, a plurality of first cylinders are fixedly connected to the top of the workbench, and the output ends of the first cylinders are fixedly connected with the L-shaped locating plate. According to the utility model, the accuracy of the placement position of the protective layer can be improved through the L-shaped positioning plate and the pressing block, and the welding dislocation phenomenon is reduced.

Description

Mask fusion device

Technical Field

The utility model relates to the technical field of welding devices, in particular to a mask welding device.

Background

The mask is a sanitary and epidemic prevention article, and comprises a protective layer and an ear belt, wherein the protective layer and the ear belt are welded and fixed by an ultrasonic welding machine in the production process, the principle is that ultrasonic vibration is transmitted to a material position to be welded, vibration energy is converted into heat energy in a friction mode, a region to be welded is melted, after vibration is stopped, the melt is solidified at a bonding surface by maintaining pressure, and the welding process is completed.

When the ultrasonic welding machine is used, the protective layer is required to be placed at the appointed position of the workbench, the two ends of the ear belt are aligned to one side of the protective layer, and the protective layer and the two ends of the ear belt are pressed through the ultrasonic welding head, so that welding of the mask is realized. Because the bottom of the workbench is provided with the position indicating block, one end which needs to be welded is arranged at the position of the indicating block when the protective layer is placed, but manual visual alignment is needed when the protective layer is placed.

To this end, a mask fusion device is proposed.

Disclosure of utility model

The utility model aims to provide a mask welding device which aims to solve or improve at least one of the technical problems.

The mask welding device comprises a workbench, wherein a boss is fixedly connected to the top of the workbench, a turntable is rotatably connected to the middle of the boss, a driving assembly in transmission connection with the turntable is arranged on the workbench, a first lifting assembly is arranged on the workbench, a connecting rod is fixedly connected to the output end of the first lifting assembly, a pressing block is rotatably connected to the bottom end of the connecting rod, the pressing block is located right above the turntable, a second lifting assembly is arranged on the workbench, two ultrasonic welding joints are arranged at the output end of the second lifting assembly, and the ultrasonic welding joints are located right above the boss;

The utility model discloses a rotary table, including boss, workstation, ultrasonic fusion joint, rotary table, L type spout has been seted up to boss avris department, sliding connection has L type locating plate in the L type spout, the holding tank has been seted up at the workstation top, the rigid coupling has a plurality of first cylinders in the holding tank, the output of first cylinder stretches into in the L type spout and with L type locating plate rigid coupling, be provided with feeding mechanism on the workstation, the ultrasonic fusion joint is located feeding mechanism with between the revolving stage.

Preferably, the top of the workbench is fixedly connected with a top plate, the first lifting assembly comprises a second cylinder fixedly connected to the top plate, the output end of the second cylinder is fixedly connected with the connecting rod, the second lifting assembly comprises two third cylinders fixedly connected to the top plate, and the output ends of the two third cylinders are fixedly connected with the two ultrasonic fusion joints respectively.

Preferably, the ultrasonic welding head comprises ultrasonic transducers, the two ultrasonic transducers are fixedly connected with the output ends of the two third cylinders respectively, an amplitude transformer is fixedly connected to the ultrasonic transducers, a welding head is fixedly connected to the amplitude transformer, the two welding heads are located right above the boss, the welding head is located between the turntable and the feeding mechanism, two ultrasonic generators are fixedly connected to the workbench, and the two ultrasonic generators are respectively and electrically connected with the two ultrasonic transducers.

Preferably, the feeding mechanism comprises a stretching assembly, a cutting assembly and a feeding assembly, the stretching assembly comprises a fourth cylinder and a fifth cylinder which are fixedly connected to the workbench, the fourth cylinder is arranged in parallel with the workbench, a first electric clamping jaw is fixedly connected to the output end of the fourth cylinder, the fifth cylinder is vertically arranged with the workbench, a pressing plate is fixedly connected to the output end of the fifth cylinder, a bottom plate is fixedly connected to the top of the workbench, the bottom plate is located under the pressing plate, and the first electric clamping jaw is located between the fourth cylinder and the pressing plate.

Preferably, the cutting assembly comprises a sixth air cylinder fixedly connected to the top of the workbench, the sixth air cylinder is perpendicular to the workbench, a blade is fixedly connected to the output end of the sixth air cylinder, and the blade is located between the fourth air cylinder and the pressing plate.

Preferably, the feeding assembly comprises two second motors fixedly connected to the top plate, a seventh air cylinder which is perpendicular to the workbench is fixedly connected to an output shaft of each second motor, a second electric clamping jaw is fixedly connected to an output end of each seventh air cylinder, clamping plates which are obliquely arranged are fixedly connected to two clamping jaws of each second electric clamping jaw respectively, and the two second electric clamping jaws are located between the fourth air cylinder and the blade.

Preferably, the boss is provided with a through groove, the turntable is rotationally connected with the through groove, the driving assembly comprises a first motor fixedly embedded on the workbench, and an output shaft of the first motor extends into the through groove and is fixedly connected with the turntable.

Preferably, a pressing groove is formed in the top of the bottom plate, and the pressing plate is in sliding connection with the pressing groove.

The utility model discloses the following technical effects that an L-shaped locating plate extends out of an L-shaped chute through a first air cylinder, two side edges at one corner of a protective layer are aligned with two inner side edges of the L-shaped locating plate, a first lifting assembly drives a pressing block to descend to press the protective layer, then the L-shaped locating plate is retracted into the L-shaped chute, two ends of an ear belt are arranged on one side of the protective layer through a feeding mechanism, an ultrasonic welding head is started to weld the ear belt with the protective layer, a turntable is started to drive the protective layer to rotate 180 degrees, and the ear belt is welded on the other side of the protective layer. The utility model can realize welding of the protective layer and the ear belt in the mask, and can improve the accuracy of the placement position of the protective layer, reduce the welding dislocation phenomenon and improve the welding effect through the L-shaped locating plate and the pressing block.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application. In the drawings:

FIG. 1 is an isometric view of the present utility model;

FIG. 2 is an exploded view of the table, boss and turret of the present utility model;

FIG. 3 is a schematic view of the ultrasonic fusion splice, feed assembly and first lift assembly of the present utility model;

FIG. 4 is a schematic view of the structure of the platen and the base plate according to the present utility model.

The device comprises a workbench, a boss, a rotary table, a connecting rod, a 5, a pressing block, a 6, an L-shaped chute, a 7, an L-shaped positioning plate, an 8, a containing groove, a 9, a first cylinder, a 10, a top plate, a11, a second cylinder, a12, a third cylinder, a 13, an ultrasonic transducer, a 14, an amplitude transformer, a 15, a welding head, a 16, a fourth cylinder, a 17, a fifth cylinder, a 18, a first electric clamping jaw, a 19, a pressing plate, a 20, a bottom plate, a 21, a sixth cylinder, a 22, a blade, a 23, a second motor, a 24, a seventh cylinder, a 25, a second electric clamping jaw, a 26, a clamping plate, a 27, a through groove, a 28, a first motor, a 29 and a pressing groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.

Referring to fig. 1-4, the utility model provides a mask welding device, which comprises a workbench 1, wherein a boss 2 is fixedly connected to the top of the workbench 1, a turntable 3 is rotationally connected to the middle part of the boss 2, the top of the turntable 3 is flush with the top of the boss 2, a driving component in transmission connection with the turntable 3 is arranged on the workbench 1, a first lifting component is arranged on the workbench 1, the output end of the first lifting component is fixedly connected with a connecting rod 4, the bottom end of the connecting rod 4 is rotationally connected with a pressing block 5, the pressing block 5 is positioned right above the turntable 3, a second lifting component is arranged on the workbench 1, two ultrasonic welding joints are arranged at the output end of the second lifting component, and the ultrasonic welding joints are positioned right above the boss 2;

An L-shaped chute 6 is formed at the side of the boss 2, an L-shaped positioning plate 7 is connected in the L-shaped chute 6 in a sliding manner, a containing groove 8 is formed at the top of the workbench 1, a plurality of first air cylinders 9 are fixedly connected in the containing groove 8, the output ends of the first air cylinders 9 extend into the L-shaped chute 6 and are fixedly connected with the L-shaped positioning plate 7, a feeding mechanism is arranged on the workbench 1, and an ultrasonic fusion joint is positioned between the feeding mechanism and the turntable 3;

The cross-section of boss 2 is the rectangle, L type spout 6 is offered in the one corner department of boss 2, stretch out L type spout 6 with L type locating plate 7 through first cylinder 9, with the both sides limit of inoxidizing coating one corner department with the both sides inboard of L type locating plate 7 align, drive briquetting 5 through first lifting assembly and descend, push down the inoxidizing coating, briquetting 5 and revolving stage 3 just in time are located the middle part of inoxidizing coating at this moment, then with L type locating plate 7 retract in the L type spout 6, place the ear area both ends in inoxidizing coating one side through feeding mechanism, start the ultrasonic melt joint and weld ear area and inoxidizing coating, then start revolving stage 3, there is frictional force between inoxidizing coating and revolving stage 3 and briquetting 5, thereby drive the inoxidizing coating and rotate, drive briquetting 5 simultaneously, make it rotate and stop after 180 degrees, thereby can carry out the butt fusion of ear area to the opposite side of inoxidizing coating.

In a further optimization scheme, the top of the workbench 1 is fixedly connected with a top plate 10, the first lifting assembly comprises a second cylinder 11 fixedly connected to the top plate 10, and the output end of the second cylinder 11 is fixedly connected with a connecting rod 4;

The second cylinder 11 is started to drive the pressing block 5 on the connecting rod 4 to lift, so that the compaction or release of the protective layer is realized.

In a further optimized scheme, the ultrasonic welding head comprises an ultrasonic transducer 13, wherein the two ultrasonic transducers 13 are fixedly connected with the output ends of two third air cylinders 12 respectively, an amplitude transformer 14 is fixedly connected to the ultrasonic transducer 13, a welding head 15 is fixedly connected to the amplitude transformer 14, the two welding heads 15 are positioned right above the boss 2, and the welding head 15 is positioned between the turntable 3 and the feeding mechanism;

When welding, the third cylinder 12 drives the welding head 15 to descend and press one end of the ear belt and the protective layer, the ultrasonic generator generates high-frequency electric signals, the ultrasonic transducer 13 converts the electric signals into ultrasonic vibrations, the vibrations are amplified through the amplitude transformer 14 and transferred to the welding head 15, the welding head 15 gathers ultrasonic energy at a welding part, and the welding effect is generated through friction and heat of materials, so that the welding of the ear belt and the protective layer is realized.

In a further optimized scheme, the feeding mechanism comprises a stretching assembly, a cutting assembly and a feeding assembly, wherein the stretching assembly comprises a fourth air cylinder 16 and a fifth air cylinder 17 which are fixedly connected to the workbench 1, the fourth air cylinder 16 is arranged in parallel with the workbench 1, a first electric clamping jaw 18 is fixedly connected to the output end of the fourth air cylinder 16, the fifth air cylinder 17 is vertically arranged with the workbench 1, a pressing plate 19 is fixedly connected to the output end of the fifth air cylinder 17, a bottom plate 20 is fixedly connected to the top of the workbench 1, the bottom plate 20 is positioned under the pressing plate 19, and the first electric clamping jaw 18 is positioned between the fourth air cylinder 16 and the pressing plate 19;

the top of the bottom plate 20 is provided with a pressing groove 29, and the pressing plate 19 is in sliding connection with the pressing groove 29;

The cutting assembly comprises a sixth air cylinder 21 fixedly connected to the top of the workbench 1, the sixth air cylinder 21 is vertically arranged with the workbench 1, a blade 22 is fixedly connected to the output end of the sixth air cylinder 21, and the blade 22 is positioned between the fourth air cylinder 16 and the pressing plate 19;

The feeding assembly comprises two second motors 23 fixedly connected to the top plate 10, a seventh air cylinder 24 which is perpendicular to the workbench 1 is fixedly connected to an output shaft of each second motor 23, a second electric clamping jaw 25 is fixedly connected to an output end of each seventh air cylinder 24, clamping plates 26 which are obliquely arranged are fixedly connected to two clamping jaws of each second electric clamping jaw 25 respectively, and the two second electric clamping jaws 25 are located between the fourth air cylinder 16 and the blade 22.

In a further optimized scheme, a through groove 27 is formed in the boss 2, the rotary table 3 is rotationally connected with the through groove 27, the driving assembly comprises a first motor 28 fixedly embedded on the workbench 1, and an output shaft of the first motor 28 stretches into the through groove 27 and is fixedly connected with the rotary table 3.

When the welding machine is used, the L-shaped positioning plate 7 extends out of the L-shaped chute 6 through the first air cylinder 9, two side edges at one corner of the protective layer are aligned with two inner side edges of the L-shaped positioning plate 7, the second air cylinder 11 is started to drive the pressing block 5 to descend and compress the protective layer, then the L-shaped positioning plate 7 is retracted into the L-shaped chute 6, the ear belt is wound on a reel (not shown in the figure) and conveyed and oriented through a conveying wheel (not shown in the figure), the ear belt firstly enters the pressing groove 29, the first electric clamping jaw 18 is close to the pressing plate 19 and clamps the end of the ear belt, then the fourth air cylinder 16 drives the first electric clamping jaw 18 to move in the direction away from the pressing plate 19, so as to stretch out the ear belt, the ear belt is stopped after the ear belt is stretched to a specified length, the seventh air cylinder 24 drives the second electric clamping jaw 25 to descend, the ear belt in the pressing groove 29 is driven by the second electric clamping jaw 25 to clamp the ear belt, the ear belt is driven by the fifth air cylinder 17 to descend, the ear belt 22 is driven by the sixth air cylinder 21 to descend, the ear belt is cut off, the first electric clamping jaw 18 is driven by the first air cylinder to drive the two ends of the second electric clamping jaw 25 to rotate, the two ends of the ear belt are driven to be welded, the two opposite sides of the protective layer are driven to rotate, and the first end of the protective layer is driven to rotate, the protective layer is driven to be welded, and the two ends of the protective layer is driven to rotate, and the protective layer is driven to be welded to the opposite to the end of the second end of the protective layer is driven to rotate, and the end of the protective layer is driven to rotate, and 180 to be welded to the end to and 180 to and the end to and 180.

In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.

Claims

1. The mask welding device is characterized by comprising a workbench (1), wherein a boss (2) is fixedly connected to the top of the workbench (1), a turntable (3) is rotationally connected to the middle of the boss (2), a driving component in transmission connection with the turntable (3) is arranged on the workbench (1), a first lifting component is arranged on the workbench (1), a connecting rod (4) is fixedly connected to the output end of the first lifting component, a pressing block (5) is rotationally connected to the bottom end of the connecting rod (4), the pressing block (5) is located right above the turntable (3), a second lifting component is arranged on the workbench (1), two ultrasonic welding joints are arranged at the output end of the second lifting component, and the ultrasonic welding joints are located right above the boss (2);

L-shaped sliding grooves (6) are formed in the side of the boss (2), L-shaped positioning plates (7) are connected in the L-shaped sliding grooves (6) in a sliding mode, accommodating grooves (8) are formed in the tops of the working tables (1), a plurality of first air cylinders (9) are fixedly connected in the accommodating grooves (8), the output ends of the first air cylinders (9) extend into the L-shaped sliding grooves (6) and are fixedly connected with the L-shaped positioning plates (7), feeding mechanisms are arranged on the working tables (1), and ultrasonic fusion joints are located between the feeding mechanisms and the rotary tables (3).

2. The mask welding device according to claim 1, wherein a top plate (10) is fixedly connected to the top of the workbench (1), the first lifting assembly comprises a second air cylinder (11) fixedly connected to the top plate (10), the output end of the second air cylinder (11) is fixedly connected with the connecting rod (4), the second lifting assembly comprises two third air cylinders (12) fixedly connected to the top plate (10), and the output ends of the two third air cylinders (12) are fixedly connected with the two ultrasonic welding joints respectively.

3. The mask welding device according to claim 2, wherein the ultrasonic welding head comprises ultrasonic transducers (13), the two ultrasonic transducers (13) are fixedly connected with output ends of the two third air cylinders (12) respectively, an amplitude transformer (14) is fixedly connected to the ultrasonic transducers (13), a welding head (15) is fixedly connected to the amplitude transformer (14), the two welding heads (15) are located right above the boss (2), the welding head (15) is located between the turntable (3) and the feeding mechanism, two ultrasonic generators are fixedly connected to the workbench (1), and the two ultrasonic generators are electrically connected with the two ultrasonic transducers (13) respectively.

4. The mask welding device according to claim 3, wherein the feeding mechanism comprises a stretching assembly, a cutting assembly and a feeding assembly, the stretching assembly comprises a fourth air cylinder (16) and a fifth air cylinder (17) which are fixedly connected to the workbench (1), the fourth air cylinder (16) and the workbench (1) are arranged in parallel, a first electric clamping jaw (18) is fixedly connected to the output end of the fourth air cylinder (16), the fifth air cylinder (17) is vertically arranged with the workbench (1), a pressing plate (19) is fixedly connected to the output end of the fifth air cylinder (17), a bottom plate (20) is fixedly connected to the top of the workbench (1), and the bottom plate (20) is located under the pressing plate (19), and the first electric clamping jaw (18) is located between the fourth air cylinder (16) and the pressing plate (19).

5. The mask fusion device according to claim 4, wherein the cutting assembly comprises a sixth air cylinder (21) fixedly connected to the top of the workbench (1), the sixth air cylinder (21) is perpendicular to the workbench (1), a blade (22) is fixedly connected to the output end of the sixth air cylinder (21), and the blade (22) is located between the fourth air cylinder (16) and the pressing plate (19).

6. The mask welding device according to claim 5, wherein the feeding assembly comprises two second motors (23) fixedly connected to the top plate (10), a seventh air cylinder (24) vertically arranged with the workbench (1) is fixedly connected to an output shaft of each second motor (23), a second electric clamping jaw (25) is fixedly connected to an output end of each seventh air cylinder (24), clamping plates (26) obliquely arranged are fixedly connected to two clamping jaws of each second electric clamping jaw (25), and the two second electric clamping jaws are located between the fourth air cylinder (16) and the blade (22).

7. The mask fusion device according to claim 1, wherein the boss (2) is provided with a through groove (27), the turntable (3) is rotationally connected with the through groove (27), the driving assembly comprises a first motor (28) fixedly embedded on the workbench (1), and an output shaft of the first motor (28) extends into the through groove (27) and is fixedly connected with the turntable (3).

8. The mask fusion device according to claim 4, wherein the top of the bottom plate (20) is provided with a pressing groove (29), and the pressing plate (19) is slidably connected with the pressing groove (29).