CN215270737U - Gauze mask conveyer and gauze mask ear wire welding equipment - Google Patents

Abstract

The utility model relates to a mask conveyer and a mask ear wire welding equipment. The mask conveying device comprises a first conveying belt and a second conveying belt, the first conveying belt is provided with a plurality of baffles at intervals along the length direction of the first conveying belt, and a mask is stored between the two baffles; the second conveyer belt is arranged above the first conveyer belt and used for pressing the masks stored between the two baffles, and the motion direction and the motion speed of the part, attached to the first conveyer belt, of the second conveyer belt are the same. In the actual mask processing process, the mask can be conveyed at a high speed through the first conveying belt and the second conveying belt and cannot be rolled up, and in the conveying process, the mask is accurately positioned through the baffle, so that the qualified rate of welding of the ear lines of the mask is effectively improved; meanwhile, the problems of vibration and noise generated by the mask in the conveying process are effectively avoided, and the working environment quality of workers is improved.

Description

Gauze mask conveyer and gauze mask ear wire welding equipment

Technical Field

The utility model relates to a gauze mask preparation technical field especially relates to gauze mask conveyer and gauze mask ear wire welding equipment.

Background

In the production process of the mask, the welding process of the mask body and the ear line in the transmission process is a main link for limiting the production speed of the mask. In current gauze mask course of working, generally carry out ear wire welding operation to ear wire welding equipment department with the gauze mask body through gauze mask conveyer. The mask conveying device is mainly composed of two groups of chains and a plurality of aluminum trays. Its structure is bulky, has occupied most space, and the quality of motion part is also great, leads to gauze mask conveyer when welding the ear wire, and the speed is slow in the operation, and vibrations and noise are great, not only makes staff's operational environment quality relatively poor, moreover also very big influence the speed of gauze mask production, increased the manufacturing cost of gauze mask.

SUMMERY OF THE UTILITY MODEL

Therefore, the mask conveying device is needed to solve the technical problems that the mask conveying device is slow in running speed, large in vibration and noise and greatly influences the mask production rate.

A mask transfer device, comprising:

the mask conveying device comprises a first conveying belt, a second conveying belt and a plurality of conveying rollers, wherein a plurality of baffles are arranged at intervals along the length direction of the first conveying belt, and a mask is stored between the two baffles;

the second conveyor belt is arranged above the first conveyor belt and used for compressing the masks stored between the two baffles, and the motion direction and the motion speed of the part, attached to the first conveyor belt, of the second conveyor belt are the same as those of the part, attached to the first conveyor belt, of the second conveyor belt.

In one embodiment, the mask conveying device further comprises a driving piece, a first transmission assembly and a second transmission assembly;

the power output end of the driving piece is connected with the first transmission assembly, the first transmission assembly tensions the first conveyor belt, and the driving piece is used for driving the first transmission assembly to drive the first conveyor belt to do closed annular motion;

the second transmission assembly is connected with the first transmission assembly, the second transmission assembly tensions the second conveyor belt, and the first transmission assembly can drive the second transmission assembly to drive the second conveyor belt to move in a closed loop.

In one embodiment, the mask conveying device further comprises a first main transmission shaft, the power output end of the driving piece is connected with the first main transmission shaft, the first transmission assembly is connected with the first main transmission shaft, the driving piece is used for driving the first main transmission shaft to rotate along the axis of the first main transmission shaft, and the first transmission assembly and the first main transmission shaft rotate synchronously.

In one embodiment, the mask conveying device further comprises a first driven transmission shaft, and the first driven transmission shaft is opposite to the first driven transmission shaft and is arranged at an interval;

the first transmission assembly comprises a first driving wheel and a first driven wheel; the first driving wheel is connected to the first main transmission shaft, the first main transmission shaft can drive the first driving wheel to rotate around the axis of the first driving wheel, the first driven wheel is connected to the first driven transmission shaft, the first driven wheel can rotate around the axis of the first driven wheel, the first driving wheel and the first driven wheel are used for tensioning the first conveying belt, and the first driving wheel and the first driven wheel can drive the first conveying belt to move in a closed annular mode.

In one embodiment, the mask conveying device further comprises a second main transmission shaft, the second main transmission shaft is in transmission connection with the first main transmission shaft, the second main transmission shaft is connected with a second transmission assembly, the first main transmission shaft can drive the second main transmission shaft to rotate around the axis of the second main transmission shaft, and the second transmission assembly and the second main transmission shaft rotate synchronously.

In one embodiment, the second transmission assembly comprises a second driving wheel and a second driven wheel;

the second action wheel with the second is relative and the interval sets up from the driving wheel, the second action wheel connect in second final drive shaft, second final drive shaft can drive the second action wheel rotates around its self axis, the second action wheel with the second is used for from the driving wheel with the tensioning of second conveyer belt, the second action wheel with the second can drive from the driving wheel the second conveyer belt is closed circular motion.

In one embodiment, the second transmission assembly further comprises a first fixing plate and a tension wheel;

the second driven wheel and the tensioning wheel are arranged on the first fixing plate at intervals, the tensioning wheel can move along a first direction relative to the first fixing plate, the tensioning wheel can abut against the second conveying belt, and the first direction and the moving direction of the second conveying belt are arranged at an angle.

In one embodiment, the number of the second driven wheels is two, and the two second driven wheels are arranged on the first fixing plate at intervals.

In one embodiment, the number of the first conveyor belts is multiple, and the multiple first conveyor belts are arranged at intervals along the second direction; the number of the first transmission assemblies is the same as that of the first conveyor belts, and the second direction, the first direction and the movement direction of the first conveyor belts are arranged at an angle;

the number of the second conveyor belts is multiple, and the second conveyor belts are arranged at intervals along the second direction; the number of the second transmission assemblies is the same as that of the second conveyor belts.

The utility model provides a gauze mask ear wire welding equipment, its includes above-mentioned arbitrary gauze mask conveyer, still includes the mounting panel, be provided with the weld part on the mounting panel, first conveyer belt drives the gauze mask and transports extremely during the weld part, the weld part can be with ear wire welding in the gauze mask.

The utility model has the advantages that:

the utility model provides a pair of mask conveyer, it includes first conveyer belt and second conveyer belt. The first conveyor belt is provided with a plurality of baffles at intervals along the length direction of the first conveyor belt, and a mask is stored between the two baffles; the second conveyer belt is arranged above the first conveyer belt and used for pressing the masks stored between the two baffles, and the motion direction and the motion speed of the part, attached to the first conveyer belt, of the second conveyer belt are the same.

In actual gauze mask course of working, because the gauze mask leaves in between two adjacent baffles that set up on the first conveyer belt, the second conveyer belt compresses tightly the gauze mask, the velocity of motion of two conveyer belts is the same, make the gauze mask can realize high-speed conveying and can not be curled up through first conveyer belt and second conveyer belt, and in data send process, carry out the accurate position location of gauze mask through the baffle, make the gauze mask can be accurate accomplish the weldment work of ear line in weld part department, the effectual qualification rate that improves gauze mask ear line welding, and the required time of gauze mask body and ear line welding has significantly reduced, the processing productivity of gauze mask has been improved. Simultaneously because bring through the conveying and carry out the conveying gauze mask, do not need chain and aluminium system tray to come the conveying, effectively avoided the gauze mask at the data send process, produced vibrations and the noise problem of chain and aluminium system tray have improved staff's operational environment quality.

The utility model provides a gauze mask ear wire welding equipment can realize above-mentioned at least one technological effect.

Drawings

Fig. 1 is a first schematic view of a mask conveying device according to an embodiment of the present invention;

fig. 2 is an enlarged view of a portion of the mask transfer device shown in fig. 1 at a;

fig. 3 is a second schematic view of the mask transfer device shown in fig. 1;

fig. 4 is a partially enlarged view of the mask transfer device shown in fig. 3 at B;

fig. 5 is a front view of the mask transfer device shown in fig. 1;

fig. 6 is a plan view of the mask transfer device shown in fig. 1.

Reference numerals: 100-a first conveyor belt; 110-a baffle; 200-a second conveyor belt; 300-mounting plate; 310-a weld; 400-a driver; 510-a first drive wheel; 520-a first driven wheel; 610-a second capstan; 621-a first fixing plate; 6211-elongated holes; 622 — second driven wheel; 623-a tensioning wheel; 700-a first main drive shaft; 800-first driven drive shaft; 900-a second main drive shaft; 1000-a second fixation plate; 1110-a first drive gear; 1120 — a first driven gear; 1130-a first drive gear; 1140-a second drive gear; 1200-mask; 1300-discharge port.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Referring to fig. 1, fig. 1 shows a schematic view of a mask conveying device according to an embodiment of the present invention, which includes a first conveyor 100 and a second conveyor 200. The first conveyor belt 100 is provided with a plurality of baffles 110 at intervals along the length direction thereof, and the mask 1200 is stored between the two baffles 110; the second conveyor belt 200 is arranged above the first conveyor belt 100, the second conveyor belt 200 is used for pressing the mask 1200 stored between the two baffles 110, and the moving direction and the moving speed of the part, attached to the first conveyor belt 100, of the second conveyor belt 200 are the same.

In actual gauze mask 1200 course of working, because gauze mask 1200 leaves between two adjacent baffles 110 that set up on first conveyer belt 100, second conveyer belt 200 compresses tightly gauze mask 1200, the velocity of motion of two conveyer belts is the same, make gauze mask 1200 can realize high-speed conveying and can not be curled up through first conveyer belt 100 and second conveyer belt 200, and in the data send process, carry out gauze mask 1200's accurate position location through baffle 110, make the welding work of ear line is accomplished in welding part 310 department that gauze mask 1200 can be accurate, the effectual welded qualification rate of gauze mask 1200 ear line that has improved, and the required time of gauze mask 1200 body and ear line welding has significantly reduced, the processing productivity of gauze mask 1200 has been improved. Meanwhile, as the mask 1200 is conveyed by the conveying belt, chains and aluminum trays are not needed for conveying, the problems of vibration and noise generated by the chains and the aluminum trays in the conveying process of the mask 1200 are effectively solved, and the quality of the working environment of workers is improved.

The structure of the mask transfer device is specifically described below. Referring to fig. 2 to 6, fig. 2 is a partially enlarged view of a portion a of the mask transfer device shown in fig. 1; fig. 3 shows a second schematic view of the mask transfer device shown in fig. 1; fig. 4 shows a partially enlarged view of the mask transfer device shown in fig. 3 at B; fig. 5 shows a front view of the mask transfer device shown in fig. 1; fig. 6 shows a plan view of the mask transfer device shown in fig. 1.

Referring to fig. 1, 3, 4 and 6, the mask conveying device according to an embodiment of the present invention further includes a driving member 400, a first transmission assembly and a second transmission assembly. The power output end of the driving part 400 is connected with a first transmission assembly, the first transmission assembly tensions the first conveyor belt 100, and the driving part 400 is used for driving the first transmission assembly to drive the first conveyor belt 100 to perform closed circular motion; the second transmission assembly is connected with the first transmission assembly, the second transmission assembly tensions the second conveyor belt 200, and the first transmission assembly can drive the second transmission assembly to drive the second conveyor belt 200 to move in a closed loop.

Specifically, please continue to refer to fig. 1, fig. 3, fig. 4 and fig. 6, an embodiment of the present invention provides a mask conveying apparatus, which includes a first main transmission shaft 700 and a first driven transmission shaft 800, the first main transmission shaft 700 and the first driven transmission shaft 800 are opposite and spaced, a power output end of a driving member 400 is connected to the first main transmission shaft 700, a first transmission assembly is connected to the first main transmission shaft 700, the driving member 400 is used for driving the first main transmission shaft 700 to rotate along its own axis, and the first transmission assembly and the first main transmission shaft 700 rotate synchronously. Wherein, the first transmission assembly comprises a first driving wheel 510 and a first driven wheel 520; the first driving wheel 510 is connected to the first main transmission shaft 700, the first main transmission shaft 700 can drive the first driving wheel 510 to rotate around its own axis, the first driven wheel 520 is connected to the first driven transmission shaft 800, the first driven wheel 520 can rotate around its own axis, the first driving wheel 510 and the first driven wheel 520 are used for tensioning the first conveyor belt 100, and the first driving wheel 510 and the first driven wheel 520 can drive the first conveyor belt 100 to make a closed circular motion.

In one embodiment, the number of the first conveyor belts 100 is two, and the two first conveyor belts 100 are spaced apart in the second direction; the number of the first transmission assemblies is the same as that of the first conveyor belts 100, and the second direction is arranged at an angle to both the first direction and the moving direction of the first conveyor belts 100, and the second direction is the yy' direction as shown in the coordinates of fig. 1. The number of the first conveyor belts 100 may be one, three, or four, and is not limited to this, as long as a plurality of baffles 110 are provided at intervals in the longitudinal direction thereof, the mask 1200 can be stored between two baffles 110, and the moving direction and the moving speed of the portion attached to the first conveyor belt 100 are the same.

In one embodiment, the driving member 400 is a servo motor, the first conveyor belt 100 and the second conveyor belt 200 are rubber synchronous belts, the servo motor is connected to the first main transmission shaft 700 through a speed reducer and a coupler, the first main transmission shaft 700 is provided with two first driving wheels 510, the first driven transmission shaft 800 is provided with two first driven wheels 520, each first driving wheel 510 is opposite to one first driven wheel 520 and is arranged at an interval, each first driving wheel 510 and one first driven wheel 520 tension one first conveyor belt 100, and the first driving wheel 510 and the first driven wheel 520 drive the first conveyor belt 100 to perform a closed circular motion under the driving of the servo motor, so that the mask 1200 realizes the function of conveying and transporting.

With reference to fig. 1, fig. 3, fig. 4 and fig. 6, the mask conveying device according to an embodiment of the present invention further includes a second main transmission shaft 900, the second main transmission shaft 900 is in transmission connection with the first main transmission shaft 700, the second main transmission shaft 900 is connected with a second transmission assembly, the first main transmission shaft 700 can drive the second main transmission shaft 900 to rotate around its own axis, and the second transmission assembly and the second main transmission shaft 900 rotate synchronously. Wherein, the second transmission assembly comprises a second driving wheel 610 and a second driven wheel 622; second action wheel 610 and second from driving wheel 622 relative and interval setting, second action wheel 610 is connected in second final drive shaft 900, and second final drive shaft 900 can drive second action wheel 610 and rotate around its own axis, and second action wheel 610 and second are used for tensioning second conveyer belt 200 from driving wheel 622, and second action wheel 610 and second can drive second conveyer belt 200 and do the closed circular motion from driving wheel 622.

Specifically, the mask conveying device provided by an embodiment of the present invention further includes a second fixing plate 1000, a first driving gear 1110, a first driven gear 1120, a first transmission gear 1130, and a second transmission gear 1140. The first main transmission shaft 700 penetrates through the second fixing plate 1000 and is connected with the first driving gear 1110, when the first main transmission shaft 700 rotates around the axis of the first main transmission shaft, the first driving gear 1110 can be driven to rotate, the second main transmission shaft 900 penetrates through the second fixing plate 1000 and is connected with the first driven gear 1120, the first transmission gear 1130 is meshed with the first driving gear 1110, the second transmission gear 1140 is meshed with the first transmission gear 1130, and the second transmission gear 1140 is meshed with the first driven gear 1120. The servo motor drives the first main transmission shaft 700 to rotate around the axis of the first main transmission shaft 700 and drives the first driving gear 1110 to rotate, the first driving gear 1110 is meshed with the first transmission gear 1130 to transmit power to the first transmission gear 1130, the first transmission gear 1130 is meshed with the second transmission gear 1140 to transmit power to the second transmission gear 1140, and the second transmission gear 1140 is meshed with the first driven gear 1120 to transmit power to the first driven gear 1120, so that the first driven gear 1120 can rotate along the axis of the first driven gear 1120, and finally the second main transmission shaft 900 is driven to rotate. Since the first main transmission shaft 700 and the second main transmission shaft 900 are in gear engagement transmission and the rotation directions and the rotation speeds of the two shafts are the same, the movement directions and the movement speeds of the joint portions of the first conveyor belt 100 and the second conveyor belt 200 are also the same, the second conveyor belt 200 can well press the mask 1200, and the mask 1200 is not easily rolled up.

In one embodiment, the number of the second conveyor belts 200 is two, and the two second conveyor belts 200 are arranged at intervals along the second direction; the number of second transmission assemblies is the same as the number of second conveyor belts 200. The second direction is the yy' direction as shown in the coordinates of fig. 1. It should be noted that the number of the second conveyor belts 200 may be one, three, or four, and is not limited to this, and the second conveyor belts may be provided above the first conveyor belt 100 to perform the function of pressing the mask 1200 stored between the two baffles 110.

Referring to fig. 1 to 3, 5 and 6, the second driving assembly of the mask conveying device according to an embodiment of the present invention further includes a first fixing plate 621 and a tensioning wheel 623. The second driven wheel 622 and the tension wheel 623 are arranged on the first fixing plate 621 at an interval, the tension wheel 623 can move along a first direction relative to the first fixing plate 621, the tension wheel 623 can abut against the second conveyor belt 200, and the first direction and the moving direction of the second conveyor belt 200 are arranged at an angle.

Specifically, the first fixing plate 621 is provided with a strip hole 6211, the tensioning wheel 623 is mounted in the strip hole 6211, and an installer can adjust the position of the tensioning wheel 623 relative to the second conveying belt 200 through the strip hole 6211, so that the tensioning force of the second conveying belt 200 can be adjusted, the second conveying belt 200 can better press the mask 1200 on the first conveying belt 100, and the mask 1200 is not easy to be rolled up.

Referring to fig. 1 to fig. 3, the mask conveying device according to an embodiment of the present invention includes two second driven wheels 622, and the two second driven wheels 622 are disposed on the first fixing plate 621 at an interval. Since the number of the second driven wheels 622 is two, and the connecting line of the two second driven wheels 622 is disposed at an angle to the xx' direction as shown in the coordinates of fig. 1, a large approach angle is formed between the second conveyor 200 and the first conveyor 100, and when the mask 1200 is transported to the mask transporting device, the tilted mask 1200 can be automatically flattened and pressed into a transporting area for transporting.

The utility model also provides a gauze mask ear wire welding equipment. Please refer to fig. 1, fig. 3, fig. 4 and fig. 6, the utility model provides a gauze mask ear line welding equipment includes above-mentioned gauze mask conveyer, still include mounting panel 300 and discharge gate 1300, be provided with weld part 310 on the mounting panel 300, when first conveyer belt 100 drives gauze mask 1200 and transports to weld part 310, weld part 310 can weld the ear line in gauze mask 1200, when gauze mask 1200 accomplishes the welding back of ear line, gauze mask 1200 continues to transport to discharge gate 1300 position department through first conveyer belt 100, the staff takes away the gauze mask 1200 that welding process was accomplished and encapsulates in discharge gate 1300 department.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. A mask transfer device, comprising:

the mask conveying device comprises a first conveying belt (100), wherein a plurality of baffles (110) are arranged at intervals along the length direction of the first conveying belt (100), and a mask (1200) is stored between the two baffles (110);

the second conveyor belt (200) is arranged above the first conveyor belt (100), the second conveyor belt (200) is used for pressing the masks (1200) stored between the two baffles (110), and the motion direction and the motion speed of the joint part of the second conveyor belt (200) and the first conveyor belt (100) are the same.

2. The mask transfer device according to claim 1, further comprising a driving member (400), a first transmission assembly and a second transmission assembly;

the power output end of the driving part (400) is connected with the first transmission assembly, the first transmission assembly tensions the first conveyor belt (100), and the driving part (400) is used for driving the first transmission assembly to drive the first conveyor belt (100) to do closed annular motion;

the second transmission assembly is connected with the first transmission assembly, the second transmission assembly tensions the second conveyor belt (200), and the first transmission assembly can drive the second transmission assembly to drive the second conveyor belt (200) to move in a closed loop.

3. The mask conveying device according to claim 2, further comprising a first main transmission shaft (700), wherein a power output end of the driving member (400) is connected to the first main transmission shaft (700), the first transmission assembly is connected to the first main transmission shaft (700), the driving member (400) is used for driving the first main transmission shaft (700) to rotate along its own axis, and the first transmission assembly and the first main transmission shaft (700) rotate synchronously.

4. The mask transfer device according to claim 3, further comprising a first driven shaft, wherein the first driven shaft (700) is opposite to the first driven shaft (800) and spaced therefrom;

the first transmission assembly comprises a first driving wheel (510) and a first driven wheel (520); the first driving wheel (510) is connected to the first main transmission shaft (700), the first main transmission shaft (700) can drive the first driving wheel (510) to rotate around the axis of the first driving wheel, the first driven wheel (520) is connected to the first driven transmission shaft (800), the first driven wheel (520) can rotate around the axis of the first driven wheel, the first driving wheel (510) and the first driven wheel (520) are used for tensioning the first conveyor belt (100), and the first driving wheel (510) and the first driven wheel (520) can drive the first conveyor belt (100) to perform closed circular motion.

5. The mask conveying device according to claim 4, further comprising a second main transmission shaft (900), wherein the second main transmission shaft (900) is in transmission connection with the first main transmission shaft (700), the second main transmission shaft (900) is connected with a second transmission assembly, the first main transmission shaft (700) can drive the second main transmission shaft (900) to rotate around the axis of the second main transmission shaft, and the second transmission assembly and the second main transmission shaft (900) rotate synchronously.

6. Mask transfer device according to claim 5, wherein the second transmission assembly comprises a second driving wheel (610) and a second driven wheel (622);

second action wheel (610) with second follow driving wheel (622) is relative and the interval sets up, second action wheel (610) connect in second final drive shaft (900), second final drive shaft (900) can drive second action wheel (610) rotates around its self axis, second action wheel (610) with second follow driving wheel (622) are used for with second conveyer belt (200) tensioning, second action wheel (610) with second follow driving wheel (622) can drive second conveyer belt (200) are closed circular motion.

7. The mask transfer device according to claim 6, wherein the second driving unit further comprises a first fixing plate (621) and a tension wheel (623);

the second driven wheel (622) and the tension wheel (623) are arranged on the first fixing plate (621) at intervals, the tension wheel (623) can move along a first direction relative to the first fixing plate (621), the tension wheel (623) can abut against the second conveyor belt (200), and the first direction and the moving direction of the second conveyor belt (200) are arranged at an angle.

8. The mask delivery device according to claim 7, wherein the number of the second driven wheels (622) is two, and the two second driven wheels (622) are provided at the first fixing plate (621) at an interval.

9. The mask transfer device according to claim 2, wherein the number of the first transfer belts (100) is plural, and the plural first transfer belts (100) are provided at intervals in the second direction; the number of the first transmission assemblies is the same as that of the first conveyor belts (100), and the second direction, the first direction and the movement direction of the first conveyor belts (100) are arranged at an angle;

the number of the second conveyor belts (200) is multiple, and the second conveyor belts (200) are arranged at intervals along the second direction; the number of the second transmission assemblies is the same as that of the second conveyor belts (200).

10. A mask ear line welding device, comprising the mask conveying device according to any one of claims 1 to 9, and further comprising a mounting plate (300), wherein a welding portion (310) is arranged on the mounting plate (300), and when the first conveying belt (100) drives the mask (1200) to be conveyed to the welding portion (310), the welding portion (310) can weld the ear line on the mask (1200).

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