WO2022110328A1

WO2022110328A1 - Ear loop welding mechanism compatible with masks of different specifications

Info

Publication number: WO2022110328A1
Application number: PCT/CN2020/135795
Authority: WO
Inventors: 张日文
Original assignee: 华诺生命科学技术(惠州)有限公司
Priority date: 2020-11-25
Filing date: 2020-12-11
Publication date: 2022-06-02
Also published as: CN112454907A

Abstract

An ear loop welding mechanism compatible with masks of different specifications, comprising a working platform (1), ear loop mechanisms (2), welding mechanisms (3) and an ear-folding discharging mechanism (4). A conveying platform (11) and a carrying frame (12) are provided on the working platform (1); a plurality of mask trays (111) are arranged in sequence on the conveying platform (11); the mask trays (111) can be replaced according to different mask specifications; two sets of ear loop mechanisms (2) are symmetrically located on both sides of the conveying platform (11); two sets of welding mechanisms (3) are provided; the two sets of welding mechanisms (3) are symmetrically provided on the carrying frame (12); the welding distance can be adjusted and configured by means of a software control system; the two sets of welding mechanisms (3) are both located above the working platform (1); the ear-folding discharging mechanism (4) is located at the tail end of the conveying platform (11); the ear loop mechanisms (2), the welding mechanisms (3) and the ear-folding discharging mechanism (4) all correspond to the conveying platform (11). Thus, semi-finished mask products of various specifications can share a compatible ear loop welding device, thereby reducing production costs and reducing device waste, and the present invention can also be extended to a mask front-end production device.

Description

An ear strap welding mechanism compatible with masks of different specifications

technical field

The invention relates to the technical field of mask processing, in particular to an earband welding mechanism compatible with masks of different specifications.

Background technique

A mask is a device worn on the mouth and nose of a person to filter the air entering the mouth and nose to prevent harmful gases, odors, and droplets from entering the wearer's mouth and nose, and has a certain filtering effect on the air entering the lungs. When respiratory infectious diseases are prevalent, wearing a mask has a very good protective effect when working in a dust-polluted environment.

In the existing production method, different earband welding equipment is required after the masks of different specifications are made into sheets, that is, one type of mask corresponds to one type of earband welding equipment, which does not have flexibility and compatibility. This technology realizes that the semi-finished products of masks of various specifications can share the compatible earband welding equipment, thereby reducing production costs and equipment waste, and the technical principle can be extended to the front-end production equipment of masks.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide an earband welding mechanism compatible with masks of different specifications, so as to solve the technical problems in the background art.

The invention provides an ear strap welding mechanism compatible with masks of different specifications, including a worktable, an ear strap mechanism, a welding mechanism and a folding ear unloading mechanism. There are several mask trays in sequence, and several of the mask trays can be replaced. The ear strap mechanism, the welding mechanism and the folding ear unloading mechanism are all arranged on the workbench. The ear strap mechanism is provided with two groups, two groups. The ear strap mechanisms are located symmetrically on both sides of the transfer table, the welding mechanism is provided with two groups, the two groups of welding mechanisms are symmetrically arranged on the carrier, and the two groups of welding mechanisms are located above the transfer table. The welding position distance of the welding mechanism is adjustable, the folded ear blanking mechanism is located at the end of the transfer table, and the ear strap mechanism, the welding mechanism and the folded ear blanking mechanism are all corresponding to the transfer table.

Further, each group of the ear strap mechanisms includes an ear strap guiding part, an ear strap cutting part, an ear strap fixing part, an ear strap pulling part, an ear strap clipping driving part and an ear strap clipping operation part, and the ear strap The guiding part, the ear band cutting part, the ear band fixing part and the ear band pulling part are all located on one side of the conveying table, the ear band clamping driving part is located above the conveying platform, and the ear band guiding part is arranged on the worktable , the ear band guide part is located on one side of the head end of the conveying table, the ear band cutting part is arranged on the carrier frame, the ear band fixing part is arranged on the worktable, and the ear band fixing part is located on the ear band guide part One side of the ear strap, the ear strap fixing part is also located below the ear strap cutting part, the ear strap fixing part and the ear strap cutting part correspond up and down, the ear strap pulling part is arranged on the workbench, the ear strap pulling The part is located on one side of the ear strap fixing part, the ear strap pulling part corresponds to the ear strap fixing part, the ear strap clipping driving part is arranged on the carrier frame, and the ear strap clipping driving part is located on the side of the welding mechanism. On one side, the ear strap clipping operation member is arranged below the ear strap clipping driving member, and the ear strap clipping operation member corresponds to the transfer table and the ear strap pulling member.

Further, the ear strap guide member includes a first guide bearing plate, a guide rod, a guide motor, a first guide shaft, a second guide shaft, a third guide shaft, a second guide bearing plate, a first guide turntable, a third guide A guide carrier plate and a second guide turntable, the first guide carrier plate is arranged on the workbench, the top of the first guide carrier plate is provided with a circular hole, and the guide rod is arranged above the first guide carrier plate , the guide motor is arranged on one side of the first guide carrier plate, the output end of the guide motor is connected with the first guide shaft, the first guide shaft is arranged on the other side of the first guide carrier plate, the The second guide shaft is arranged on one side of the first guide shaft, the third guide shaft is arranged below the first guide bearing plate, the second guide bearing plate is arranged on the worktable, the second guide bearing The plate is located on one side of the first guide carrier plate, the first guide turntable is arranged on the second guide carrier plate, the third guide carrier plate is arranged on the worktable, and the third guide carrier plate is located on the second guide carrier plate On one side of the plate, the second guide turntable is arranged on the third guide carrier plate.

Further, the ear strap fixing part includes a fixed base, a fixed cylinder, a fixed push plate and a fixed block, the fixed base is arranged on the workbench, the fixed cylinder is arranged on one side of the fixed base, and the The output end is connected with a fixed push plate, the fixed block is arranged on the other side of the fixed base, and the fixed push plate is arranged in the fixed block.

Further, the ear strap cutting component includes a cutting bearing plate, a cutting cylinder, and a cutting tool, the cutting bearing plate is vertically arranged on the bearing frame, and the cutting cylinder is arranged on the cutting bearing plate. Above the upper part of the upper, the output end of the cutting cylinder is connected with the cutting tool, the cutting tool is arranged on the cutting bearing plate, and the working end of the cutting tool is located on one side of the fixed block.

Further, the ear strap traction component includes a traction motor, a mobile module, a mobile block, a traction cylinder and a traction clamp, the traction motor and the mobile module are both arranged on the workbench, and the output end of the traction motor is connected to the mobile The module is connected, the moving block is arranged on the moving module, and the moving distance can be set by the software control system according to the welding position of the ear straps of the semi-finished masks of different specifications. The pulling cylinder is arranged on the moving block, and the pulling The output end of the air cylinder is connected with the traction fixture, and the working end of the traction fixture corresponds to the moving block.

Further, the ear strap clipping drive component includes a first carrying plate, a first motor, a first rotating column, a connecting shaft, a clipping fixed block, a second carrying plate and a clipping telescopic rod, the first carrying plate The first motor is arranged on the first bearing plate, the output end of the first motor is connected with the first rotating column, the top end of the connecting shaft is arranged on the first rotating column, and the clip There are two telescopic rods, the two clamping telescopic rods are symmetrically arranged on both sides of the workbench, the second bearing plate is set on the two clamping telescopic rods, and the clamping and fixing blocks are arranged on the On the second bearing plate, the clamping and fixing block is connected with the bottom end of the connecting shaft.

Further, the ear strap clipping operation component includes a third carrying plate, a second motor, a first connecting plate, a clipping cylinder and a clipping clamp, the third carrying plate is arranged on the second carrying plate, the There are two second motors, two first connecting plates, two clamping cylinders and two clamping fixtures. The two second motors are symmetrically arranged on the third bearing plate, and the output ends of the two second motors are respectively connected to the The first connecting plate is connected, the two first connecting plates are located below the third bearing plate, the two clamping cylinders are respectively arranged below the first connecting plate, and the output end of each clamping cylinder is Both are connected with a clamping fixture, and the clamping fixture is located on the same horizontal line as the fixing block and the pulling fixture.

Further, each group of the welding mechanisms includes a welding fixing plate, a welding telescopic rod, a welding connecting plate, a welding cylinder, a welding connecting rod and a welding head, the welding fixing plate is arranged on the bearing frame, and the welding telescopic rod is set. There are two groups, the two groups of welding telescopic rods are symmetrically arranged on the welding fixing plate, the welding connecting plate is arranged below the welding fixing plate, and the bottom ends of the two groups of welding telescopic rods are connected with the welding connecting plate, so The welding cylinder is arranged on the welding fixing plate, and the welding cylinder is located between two sets of welding telescopic rods, the output end of the welding cylinder is connected with the welding connecting plate, and the welding connecting rod and the welding head are each provided with two , the two welding connecting rods are symmetrically arranged below the welding connecting plate, and each welding head is arranged below a welding connecting rod, and the welding head corresponds to the junction point of the mask cloth and the mask ear strap.

Further, the folded ear blanking mechanism includes a blanking bearing plate, a blanking motor, a first conveyor belt, a connecting conveyor belt, a folded ear plate, a pressing plate, a second conveyor belt, a blanking cylinder and a blanking plate. There are two material carrying boards, the two unloading carrying boards are symmetrically arranged on the worktable, and the two unloading carrying boards are located at the end of the conveying table, and the unloading motor is arranged on one of the unloading carrying boards. side, the first conveyor belt is arranged in the unloading carrying plate, the first conveyor belt is located on one side of the unloading conveying table, the unloading motor is connected to the first conveyor belt, and the second conveyor belt is arranged between the unloading carrying board The second conveying platform is located on one side of the first conveying belt, the connecting conveying belt is arranged between the blanking bearing plates, the connecting conveying belt is located between the first conveying belt and the second conveying belt, and the connecting conveying belt is respectively connected to the first conveying belt and the first conveying belt. The conveyor belt is connected with the second conveyor belt. There are two folded lugs. The two folded lugs are respectively arranged on the inner side walls of the blanking carrying plate, and the two folded lugs are located on the first conveyor belt and the second Between the conveyor belts, the pressing plate is arranged on the blanking bearing plate, the pressing plate is located between the first conveyor belt and the second conveyor belt, the blanking cylinder is arranged on the blanking bearing plate, and the blanking cylinder is located on the blanking bearing plate. On one side of the second conveyor belt, the output end of the blanking cylinder is connected with the blanking plate.

Compared with the prior art, the beneficial effects of the present invention are:

First, according to different mask specifications, the application can flexibly adjust the welding position distance parameters by replacing the different parts of the earband welding equipment, so that one earband welding equipment can be compatible with mask earband welding of various specifications. Thereby reducing production costs and equipment waste, and the technical principle can be extended to the front-end production equipment of masks.

Second, the present application transports pieces of mask cloth with processing through the transfer platform, and when each piece of mask cloth to be processed is moved to the working end of the ear belt mechanism, the mask ear belts are placed on both sides of the mask cloth by the ear belt mechanism, At the same time, the welding mechanism welds the mask earbands and the mask cloth, so that the mask earbands and the mask cloth complete the processing operation, and then repeat this step for processing. Operation, folding ears is to fold the mask earbands in half, so that the mask earbands on both sides of the mask cloth are moved to the mask cloth, and then the mask is unloaded, so as to complete the processing operation of the mask; In the traditional production method, the mask body and the ear wire are still mainly positioned manually, and then the ear wire and the mask body are connected and fixed by manually operating the fusion welding machine. It is greatly reduced, and there are inevitable errors in manual operation, which affects the quality of mask molding, and improves the work efficiency and the qualified rate of finished products in the prior art.

Third, the present application guides an ear strap rope into the ear strap fixing member through the ear strap guide member, and the ear strap guide member can limit the movement path of the ear strap rope, so that the ear strap rope does not deviate when moving, and then is pulled by the ear strap. The component clamps and stretches the ear strap rope in the ear strap fixing part. The ear strap pulling part stretches the ear strap rope and then fixes one side of the ear strap rope through the ear strap fixing part. The driving of the ear strap clipping operation part moves, so that the ear strap clipping operation part clamps both sides of the stretched ear strap rope. At this time, the ear strap cutting part will cut the ear strap rope to make the stretching The ear strap rope is disconnected from the ear strap rope in the ear strap fixing part, and then the ear strap rope is moved to the side of the mask cloth on the transfer platform by the ear strap working part, so as to complete the transportation of the ear strap rope; The connection and cooperation can complete the transportation of the ear strap rope, and the time to move the ear strap rope to the mask cloth is about one second each time, and the work efficiency and accuracy are very high. The operation mode of the ear strap being transported and positioned on the mask cloth greatly improves the production efficiency and the qualified rate of assembly production.

Description of drawings

In order to illustrate the specific embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the specific embodiments or the prior art. Obviously, the accompanying drawings in the following description The drawings are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative efforts.

Fig. 1 is the three-dimensional structure schematic diagram of the present invention;

Fig. 2 is the partial structure schematic diagram of the present invention;

3 is a partial schematic diagram one of the ear strap mechanism in the present invention;

Fig. 4 is an enlarged view at B in Fig. 3;

Fig. 5 is the partial schematic diagram two of ear strap mechanism in the present invention;

Fig. 6 is the partial schematic diagram three of the ear strap mechanism in the present invention;

7 is a schematic structural diagram of a welding mechanism in the present invention;

FIG. 8 is a schematic structural diagram of the folded ear blanking mechanism in the present invention.

Reference signs: worktable 1, transfer table 11, carrier 12, ear strap mechanism 2, mask tray 111, ear strap guide member 21, first guide carrier plate 211, guide rod 212, guide motor 213, first guide shaft 214, the second guide shaft 215, the third guide shaft 216, the second guide bearing plate 219, the first guide turntable 2110, the third guide bearing plate 217, the second guide turntable 218, the ear strap cutting part 22, the cutting bearing plate 221, cutting cylinder 222, cutting tool 223, ear strap fixing part 23, fixed base 231, fixed cylinder 232, fixed push plate 233, fixed block 234, ear strap traction part 24, traction motor 241, mobile module 242, Moving block 243, pulling cylinder 244, pulling fixture 245, ear strap clipping drive part 25, first bearing plate 251, first motor 252, first rotating column 253, connecting shaft 254, clipping fixed block 255, second bearing Plate 256, clamping telescopic rod 257, ear strap clamping operation part 26, third bearing plate 261, second motor 262, first connecting plate 263, clamping cylinder 264, clamping fixture 265, welding mechanism 3, welding fixing Plate 31, welding telescopic rod 32, welding connecting plate 33, welding cylinder 34, welding connecting rod 35, welding head 36, folding ear blanking mechanism 4, blanking bearing plate 41, blanking motor 42, first conveyor belt 43, connection Conveyor belt 44 , folded ear plate 45 , pressing plate 46 , second conveyor belt 47 , blanking cylinder 48 , blanking plate 49 .

Detailed ways

In order to make the objectives, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, but not to limit the present invention. .

The components of the embodiments of the invention generally described and shown in the drawings herein may be arranged and designed in a variety of different configurations. Thus, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the invention as claimed, but is merely representative of selected embodiments of the invention.

Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation or a specific orientation. construction and operation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first", "second", and "third" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

In the description of the present invention, it should be noted that the terms "installed", "connected" and "connected" should be understood in a broad sense, unless otherwise expressly specified and limited, for example, it may be a fixed connection or a detachable connection Connection, or integral connection; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be internal communication between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

1 to 8, the embodiment of the present invention provides an ear strap welding mechanism compatible with masks of different specifications, including a workbench 1, an ear strap mechanism 2, a welding mechanism 3 and a folding ear blanking mechanism 4. The working table 1 is provided with a transfer table 11 and a carrier 12, and several mask trays 111 are arranged on the transfer table in turn. The tray 111 can be replaced, and is used for replacement when processing different types of masks. The ear strap mechanism 2, the welding mechanism 3 and the folding ear blanking mechanism 4 are all arranged on the workbench 1, and the ear strap mechanism 2 is provided. There are two groups, the two groups of the ear strap mechanisms 2 are symmetrically located on both sides of the transfer table 11, the two groups of the welding mechanisms 3 are provided, and the two groups of the welding mechanisms 3 are symmetrically arranged on the carrier 12, and the two groups of the The welding mechanism 3 is located above the transfer table 11, the position distance of the welding mechanism 3 is adjustable, the folding ear unloading mechanism 4 is located at the end of the transfer table 11, the ear strap mechanism 2, the welding mechanism 3 and the folding ear The feeding mechanism 4 corresponds to the transfer table 11; the transfer table 11 is used to place the mask with processing, the carrier 12 is used to place the welding mechanism 3, and the ear strap mechanism 2 is used to move the mask ear strap to the On the mask cloth, the welding mechanism 3 is used to fix the ear straps of the mask on the mask cloth, and the folding ear cutting mechanism 4 is used to unload the processed mask; Pieces of processed mask cloth are transported. When each piece of mask cloth to be processed is moved to the working end of the ear strap mechanism 2, the mask ear straps are placed on both sides of the mask cloth through the ear strap mechanism 2. Either side of the ear strap mechanism 2 According to the distance of the welding position of the ear strap required on one side of the mask cloth, the placement position of the mask ear strap and the length of the ear cong can be adjusted through the software control system. The processing operation of the belt and the mask cloth is completed, and the following steps are repeated for processing, and the processed mask will be moved to the folding ear unloading mechanism 4 through the transfer table 11 to perform the ear folding operation. The mask earbands on both sides of the cloth are moved to the mask cloth, and then the mask is unloaded to complete the processing of the mask; through the above connection and cooperation, it can be solved that in the existing production method, the mask body and the ear are still mainly manually connected. Positioning the wire, and then manually operating the fusion welding machine to connect and fix the ear wire and the mask body, not only is labor-intensive, but the labor cost is high, and the operation efficiency will be greatly reduced after long-term work, and there are inevitable errors in manual operation, which affects The problem of mask molding quality. Taking the compatibility of the welding mechanism of the flat mask and the ear strap of the fish-shaped mask as an example, the transfer table (tray) is replaced according to the shape and size of the flat mask and the fish-shaped mask, and the welding position of the ear strap of the flat mask and the fish-shaped mask of the welding mechanism is based on the welding mechanism. Replace the welding head.

Specifically, each set of the ear strap mechanisms 2 includes an ear strap guide part 21 , an ear strap cutting part 22 , an ear strap fixing part 23 , an ear strap pulling part 24 , an ear strap clipping driving part 25 , and an ear strap clipping operation. Part 26, the ear band guide part 21, the ear band cutting part 22, the ear band fixing part 23 and the ear band pulling part 24 are all located on one side of the transfer table 11, and the ear band clamping driving part 25 is located on the transfer table 11 Above, the ear band guide part 21 is arranged on the workbench 1, the ear band guide part 21 is located on one side of the head end of the transfer table 11, the ear band cutting part 22 is arranged on the carrier 12, the ear band The band fixing part 23 is arranged on the workbench 1, the ear band fixing part 23 is located on one side of the ear band guiding part 21, the ear band fixing part 23 is also located under the ear band cutting part 22, and the ear band fixing part 23 is The part 23 corresponds to the ear band cutting part 22 up and down, the ear band pulling part 24 is arranged on the workbench 1, the ear band pulling part 24 is located on one side of the ear band fixing part 23, and the ear band pulling part 24 is connected to the ear band fixing part 23. Corresponding to the ear strap fixing part 23, the ear strap clipping driving part 25 is arranged on the carrier frame 12, the ear strap clipping driving part 25 is located on one side of the welding mechanism 3, and the ear strap clipping operation part 26 It is arranged below the ear strap clipping driving part 25, and the ear strap clipping operation member 26 corresponds to the transfer table 11 and the ear strap pulling member 24; during operation, an ear strap rope is guided by the ear strap guiding member 21 In the ear strap fixing part 23, the ear strap guiding part 21 can limit the moving path of the ear strap rope, so that the ear strap rope will not deviate when moving, and then the ear strap rope in the ear strap fixing part 23 can be clamped by the ear strap pulling part 24. Hold and stretch, the ear strap pulling member 24 stretches the ear strap rope and then fixes one side of the ear strap rope through the ear strap fixing member 23, and the ear strap clips the working part by the driving of the ear strap clip driving member 25. 26 is moved, so that the ear strap clipping operation part 26 clamps both sides of the stretched ear strap rope, and the ear strap cutting part 22 will cut the ear strap rope at this time, so that the stretched ear strap rope and the ear strap are cut. The ear strap rope in the belt fixing part 23 is disconnected, and then the ear strap rope is moved to the side of the mask cloth on the transfer platform 11 by the ear strap working part, so as to complete the transportation of the ear strap rope; the connection and cooperation in the above can be completed. For the transportation of the ear strap, and the time for moving the ear strap to the mask cloth is about one second each time, the work efficiency and accuracy are very high, compared with the manual transportation of the ear strap in the prior art. The operation mode of positioning on the mask cloth greatly improves the production efficiency and improves the production qualification rate.

Specifically, the ear strap guide member 21 includes a first guide bearing plate 211 , a guide rod 212 , a guide motor 213 , a first guide shaft 214 , a second guide shaft 215 , a third guide shaft 216 , and a second guide bearing plate 219 , a first guide turntable 2110, a third guide carrier plate 217 and a second guide turntable 218, the first guide carrier plate 211 is arranged on the workbench 1, and the top of the first guide carrier plate 211 is provided with a circular hole , the guide rod 212 is arranged above the first guide bearing plate 211, the guide motor 213 is arranged on one side of the first guide bearing plate 211, and the output end of the guide motor 213 is connected with the first guide shaft 214, The first guide shaft 214 is arranged on the other side of the first guide bearing plate 211 , the second guide shaft 215 is arranged on one side of the first guide shaft 214 , and the third guide shaft 216 is arranged on the first guide shaft 214 . Below the carrier plate 211 , the second guide carrier plate 219 is arranged on the workbench 1 , the second guide carrier plate 219 is located on one side of the first guide carrier plate 211 , and the first guide turntable 2110 is arranged on the first guide carrier plate 211 . On the second guide carrier plate 219, the third guide carrier plate 217 is arranged on the workbench 1, the third guide carrier plate 217 is located on one side of the second guide carrier plate 219, and the second guide turntable 218 is arranged on the On the third guide carrier plate 217; during operation, the ear strap rope is pulled from the outside to the guide rod 212, and one end of the ear strap rope passes through the circular hole provided at the top of the first guide carrier plate 211 and enters the first guide shaft Between 214 and the second guide shaft 215, the first guide shaft 214 is rotated by the drive of the guide motor 213, and the first guide shaft 214 and the second guide shaft 215 are used together to move the ear strap rope, and the ear strap rope will pass through. The third guide shaft 216 moves into the first guide turntable 2110 , and then the guide rope moves through the first guide turntable 2110 into the second guide turntable 218 , and finally moves into the earband fixing member 23 , to complete the guidance of the earband rope and Feeding operation; through the above connection and cooperation, the ear strap rope can be fed, and the movement path of the ear strap rope during the feeding and moving process can be limited, so that the ear strap rope can maintain a fixed moving path to move, preventing the ear strap rope from moving. The deviation of the belt rope leads to the problem of jamming and inability to load materials.

Specifically, the ear strap fixing part 23 includes a fixed base 231 , a fixed cylinder 232 , a fixed push plate 233 and a fixed block 234 , the fixed base 231 is set on the workbench 1 , and the fixed cylinder 232 is set on the fixed base 231 On one side of the fixed cylinder 232, the output end of the fixed cylinder 232 is connected to the fixed push plate 233, the fixed block 234 is arranged on the other side of the fixed base 231, and the fixed push plate 233 is arranged in the fixed block 234; When the ear loop is fixed, the ear loop rope moved from the ear loop guide and fixed will move into the fixed block 234, and the fixed push plate 233 can be moved by the driving of the fixed cylinder 232, so that the fixed push plate 233 can fix the ear loop rope on the fixed block 234. The ear loop cutting part 22 prevents the ear loop cord from falling out of the fixing block 234 when cutting the ear loop cord, and the ear loop pulling part 24 can improve the accuracy when pulling the ear loop cord.

Specifically, the earband cutting part 22 includes a cutting bearing plate 221, a cutting cylinder 222, and a cutting tool 223. The cutting bearing plate 221 is vertically arranged on the bearing frame 12, and the cutting cylinder 222 is arranged above the cutting support plate 221, the output end of the cutting cylinder 222 is connected to the cutting tool 223, the cutting tool 223 is arranged on the cutting support plate 221, and the cutting tool 223 is The working end is located on one side of the fixed block 234; during operation, the cutting tool 223 can be operated by the cutting cylinder 222, and the cutting cylinder 222 can be driven once to make the cutting tool 223 perform a cutting action, so that The cutting tool 223 cuts the ear loop cord, thereby completing the cutting operation of the ear loop cord.

Specifically, the ear strap pulling component 24 includes a pulling motor 241, a moving module 242, a moving block 243, a pulling cylinder 244 and a pulling fixture 245, and the pulling motor 241 and the moving module 242 are both arranged on the workbench 1, The output end of the traction motor 241 is connected to the moving module 242, the moving block 243 is arranged on the moving module 242, the traction cylinder 244 is arranged on the moving block 243, and the output end of the traction cylinder 244 is connected to the traction module 242. The clamp 245 is connected, and the working end of the traction clamp 245 corresponds to the moving block 243; during operation, the moving module 242 can be driven by the traction motor 241 to work, and the moving module 242 can make the moving block 243 work during operation. The horizontal movement is performed on the moving module 242, so that the pulling cylinder 244 and the pulling fixture 245 can be driven to move synchronously. The pulling jig 245 is made to clamp the ear loop cord located in the fixed block 234, and then the moving block 243 is moved to the original position and the ear loop cord is pulled at the same time, thereby completing the pulling operation of the ear loop cord.

Specifically, the ear strap clip driving component 25 includes a first bearing plate 251 , a first motor 252 , a first rotating column 253 , a connecting shaft 254 , a clip fixing block 255 , a second bearing plate 256 and a clip telescopic rod 257, the first bearing plate 251 is arranged on the bearing frame 12, the first motor 252 is arranged on the first bearing plate 251, the output end of the first motor 252 is connected with the first rotating column 253, and the connection The top end of the rotating shaft 254 is arranged on the first rotating column 253, and there are two clamping telescopic rods 257. The two clamping telescopic rods 257 are symmetrically arranged on both sides of the worktable 1. The second bearing The plate 256 is arranged on the two clamping telescopic rods 257, the clamping fixing block 255 is arranged on the second bearing plate 256, and the clamping fixing block 255 is connected with the bottom end of the connecting shaft 254; during operation, Driven by the first motor 252, the first rotating column 253 can drive the connecting shaft 254 to rotate. When the connecting shaft 254 rotates, the clamping and fixing block 255 can drive the second bearing plate 256 to move vertically. The second bearing plate 256 and The two clipping telescopic rods 257 are in a connected state, the second carrying plate 256 will not shift when moving, and the second carrying plate 256 will drive the ear strap clipping operation part 26 to move synchronously, through the above connection The cooperation can make the first motor 252 drive the connecting shaft 254 through the first rotating column 253 to rotate in sequence, and then drive the second bearing plate 256 to move up and down through the clamping and fixing block 255, so that the second bearing plate 256 can be moved up and down. Drive the ear strap clipping operation member 26 to move synchronously.

Specifically, the ear strap clipping operation part 26 includes a third carrying plate 261, a second motor 262, a first connecting plate 263, a clipping cylinder 264 and a clipping jig 265. The third carrying plate 261 is provided on the first On the two carrying plates 256 , two of the second motors 262 , the first connecting plate 263 , the clamping cylinder 264 and the clamping jig 265 are provided, and the two second motors 262 are symmetrically arranged on the third carrying plate 261 , the output ends of the two second motors 262 are respectively connected with the first connecting plate 263, the two first connecting plates 263 are located under the third bearing plate 261, the two clamping cylinders 264 are respectively is arranged below the first connecting plate 263, the output end of each of the clamping cylinders 264 is connected with a clamping fixture 265, and the clamping fixture 265 is located on the same horizontal line as the fixing block 234 and the pulling fixture 245; During operation, the first connecting plate 263 can drive the clamping cylinder 264 to rotate through the second motor 262, and the clamping cylinder 264 can make the clamping jig 265 perform the clamping operation, so that the clamping jig 265 can be used to clamp the ear strap. After the rope is clamped, the ear belt rope is moved to the mask cloth on the transfer platform 11 by the driving of the ear belt driving part and the second motor 262 and the clamping cylinder 264, thereby completing the transportation of the ear belt rope.

Specifically, each group of the welding mechanisms 3 includes a welding fixing plate 31 , a welding telescopic rod 32 , a welding connecting plate 33 , a welding cylinder 34 , a welding connecting rod 35 and a welding head 36 , and the welding fixing plate 31 is arranged on the carrier frame 12, the welding telescopic rods 32 are provided with two groups, the two groups of the welding telescopic rods 32 are symmetrically arranged on the welding fixing plate 31, the welding connecting plate 33 is arranged below the welding fixing plate 31, the two groups are The bottom ends of the welding telescopic rods 32 are connected to the welding connecting plate 33 , the welding cylinder 34 is arranged on the welding fixing plate 31 , and the welding cylinder 34 is located between the two sets of welding telescopic rods 32 . The output end is connected to the welding connection plate 33 , two welding connection rods 35 and two welding heads 36 are provided, and the two welding connection rods 35 are symmetrically arranged below the welding connection plate 33 , and each of the welding heads 36 All are arranged below a welding connecting rod 35, and the welding head 36 corresponds to the junction point of the mask cloth and the mask ear strap; the welding head 36 can be replaced, and when different types of mask ear straps are processed, the welding head can be replaced by welding The head 36 is processed; The two groups of welding mechanisms 3 in this application are for the welding of the ear straps on both sides of the same specification mouth mask, and the ear straps of the mouth masks of different specifications can not be welded simultaneously; During operation, the welding connection plate is driven by the welding cylinder 34 33 drives the welding connecting rod 35 and the welding head 36 to move vertically, and the welding connecting plate 33 cannot be offset during vertical movement through the restriction of the welding telescopic rod 32, so that the landing point of the welding head 36 is fixed, preventing the welding head 36 from welding. When the position is inaccurate, the mask is scrapped or requires secondary processing.

Specifically, the folding ear blanking mechanism 4 includes a blanking bearing plate 41 , a blanking motor 42 , a first conveyor belt 43 , a connecting conveyor belt 44 , a folding ear plate 45 , a pressing plate 46 , a second conveyor belt 47 , and a blanking cylinder 48 and blanking plate 49, there are two blanking bearing plates 41, the two blanking bearing plates 41 are symmetrically arranged on the workbench 1, and the two blanking bearing plates 41 are located on the conveying table 11 At the end of the feeder, the unloading motor 42 is arranged on one side of the unloading carrying plate 41, the first conveyor belt 43 is set in the unloading carrying board 41, and the first conveyor belt 43 is located on one side of the unloading conveying table 11, so The unloading motor 42 is connected to the first conveyor belt 43, the second conveyor belt 47 is arranged between the unloading bearing plates 41, the second conveyor table 11 is located on one side of the first conveyor belt 43, and the connecting conveyor belt 44 is set at the bottom. The connecting conveyor belt 44 is located between the first conveyor belt 43 and the second conveyor belt 47, and the connecting conveyor belt 44 is connected with the first conveyor belt 43 and the second conveyor belt 47 respectively. The folding ear plate 45 is provided with Two, the two folding lugs 45 are respectively arranged on the inner side wall of the blanking support plate 41, and the two folding lugs 45 are located between the first conveyor belt 43 and the second conveyor belt 47, and the pressing plate 46 is arranged on the unloading bearing plate 41, the pressing plate 46 is located between the first conveyor belt 43 and the second conveyor belt 47, the unloading cylinder 48 is arranged on the unloading bearing plate 41, and the unloading cylinder 48 is located in the first conveyor belt 43. On one side of the second conveyor belt 47, the output end of the blanking cylinder 48 is connected to the blanking plate 49; during the operation, the processed mask will move from the conveyor table 11 to the first conveyor belt 43, and the first conveyor belt 43 The belt is relatively thin and can be moved by clamping the mask cloth. When moving to the position of the folding ear plate 45, the mask ear belt will move along the slope of the folding ear plate 45, and at this time, the mask cloth will move to the position of the pressing plate 46. At the bottom, the mask cloth cannot follow the mask ear straps to move obliquely, so that after the mask ear straps and the mask cloth are at 90°, the mask ear straps will fall into the mask cloth, and then enter the second conveyor belt 47, the second conveyor belt 47 The belt is relatively wide, which can press the mask cloth and the mask earband to move, and press the mask earband into the mask cloth. Finally, the second conveyor belt 47 will move the mask to the bottom of the blanking plate 49. At this time, through the blanking The driving of the air cylinder 48 causes the blanking plate 49 to press down the mask, so that the mask is moved out of the folding ear blanking mechanism 4, thereby completing the folding and blanking of the mask.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present invention, but not to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that; The technical solutions described in the foregoing embodiments can still be modified, or some or all of the technical features thereof can be equivalently replaced; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the technical solutions of the embodiments of the present invention. scope.

Claims

An ear strap welding mechanism compatible with masks of different specifications, characterized in that it comprises a workbench (1), an ear strap mechanism (2), a welding mechanism (3) and a folding ear cutting mechanism (4), and the workbench ( 1) A transfer table (11) and a carrier (12) are provided on the transfer table, and several mask trays (111) are arranged on the transfer table in turn, and several of the mask trays (111) can be replaced, and the ear strap mechanism (2), the welding mechanism (3) and the folding ear blanking mechanism (4) are both arranged on the workbench (1), the ear belt mechanism (2) is provided with two groups, and the two groups of the ear belt mechanism (2) ) symmetrically located on both sides of the transfer table (11), the welding mechanism (3) is provided with two groups, the two groups of the welding mechanism (3) are symmetrically arranged on the carrier (12), and the two groups of the welding mechanism (3) All are located above the transfer table (11), the position and distance of the welding mechanism (3) are adjustable, the folding ear unloading mechanism (4) is located at the end of the transfer table (11), and the ear strap mechanism (2), the welding mechanism (3) and the folded ear blanking mechanism (4) are all corresponding to the transfer table (11).
The ear strap welding mechanism compatible with masks of different specifications according to claim 1, wherein each group of the ear strap mechanisms (2) comprises an ear strap guide part (21), an ear strap cutting part (22) , an ear band fixing part (23), an ear band pulling part (24), an ear band clamping driving part (25) and an ear band clamping operation part (26), the ear band guiding part (21), the ear band cutting The part (22), the ear strap fixing part (23) and the ear strap pulling part (24) are all located on one side of the transfer table (11), and the ear strap clamping driving part (25) is located above the transfer table (11) , the ear band guide part (21) is arranged on the workbench (1), the ear band guide part (21) is located on one side of the head end of the transfer platform (11), and the ear band cutting part (22) is arranged on the On the carrier frame (12), the ear strap fixing part (23) is arranged on the workbench (1), the ear strap fixing part (23) is located on one side of the ear strap guiding part (21), and the ear strap The fixing member (23) is also located below the ear strap cutting member (22), the ear strap fixing member (23) corresponds to the ear strap cutting member (22) up and down, and the ear strap pulling member (24) is arranged on the workbench On (1), the ear strap pulling member (24) is located on one side of the ear strap fixing member (23), the ear strap pulling member (24) corresponds to the ear strap fixing member (23), and the ear strap clip The driving member (25) is arranged on the carrier frame (12), the ear strap clipping driving member (25) is located on one side of the welding mechanism (3), and the ear strap clipping operation member (26) is arranged on the side of the welding mechanism (3). Below the ear strap clipping driving member (25), the ear strap clipping operation member (26) corresponds to the transfer table (11) and the ear strap pulling member (24).
The ear strap welding mechanism compatible with masks of different specifications according to claim 2, wherein the ear strap guide member (21) comprises a first guide bearing plate (211), a guide rod (212), a guide motor (213), first guide shaft (214), second guide shaft (215), third guide shaft (216), second guide bearing plate (219), first guide turntable (2110), third guide bearing plate (217) and a second guide turntable (218), the first guide carrier plate (211) is arranged on the workbench (1), and the top of the first guide carrier plate (211) is provided with a circular hole, so The guide rod (212) is arranged above the first guide carrier plate (211), the guide motor (213) is arranged on one side of the first guide carrier plate (211), and the output end of the guide motor (213) is connected with the first guide shaft (214), the first guide shaft (214) is arranged on the other side of the first guide bearing plate (211), and the second guide shaft (215) is arranged on the first guide shaft ( 214), the third guide shaft (216) is arranged below the first guide bearing plate (211), the second guide bearing plate (219) is arranged on the workbench (1), the The second guide carrier plate (219) is located on one side of the first guide carrier plate (211), the first guide turntable (2110) is arranged on the second guide carrier plate (219), and the third guide carrier plate (217) ) is arranged on the workbench (1), the third guide carrier plate (217) is located on one side of the second guide carrier plate (219), and the second guide turntable (218) is arranged on the third guide carrier plate ( 217) on.
The ear strap welding mechanism compatible with masks of different specifications according to claim 3, wherein the ear strap fixing component (23) comprises a fixed base (231), a fixed cylinder (232), a fixed push plate (233) ) and a fixing block (234), the fixing base (231) is arranged on the workbench (1), the fixing cylinder (232) is arranged on one side of the fixing base (231), the fixing cylinder (232) is The output end is connected with a fixed push plate (233), the fixed block (234) is arranged on the other side of the fixed base (231), and the fixed push plate (233) is arranged in the fixed block (234).
The earband welding mechanism compatible with masks of different specifications according to claim 4, wherein the earband cutting part (22) comprises a cutting bearing plate (221), a cutting cylinder (222), a cutting a cutter (223), the cutting carrier plate (221) is vertically arranged on the carrier frame (12), the cutting cylinder (222) is arranged above the cutting carrier plate (221), the The output end of the cutting cylinder (222) is connected with a cutting tool (223), the cutting tool (223) is arranged on the cutting support plate (221), and the working end of the cutting tool (223) is located at a fixed position one side of the block (234).
The ear strap welding mechanism compatible with masks of different specifications according to claim 5, wherein the ear strap traction component (24) comprises a traction motor (241), a moving module (242), a moving block (243) ), a traction cylinder (244) and a traction clamp (245), the traction motor (241) and the moving module (242) are both arranged on the workbench (1), the output end of the traction motor (241) is connected to the mobile The module (242) is connected, the moving block (243) is arranged on the moving module (242), the traction cylinder (244) is arranged on the moving block (243), and the output end of the traction cylinder (244) It is connected with the traction fixture (245), and the working end of the traction fixture (245) corresponds to the moving block (243).
The ear strap welding mechanism compatible with masks of different specifications according to claim 6, wherein the ear strap clipping driving component (25) comprises a first bearing plate (251), a first motor (252), A first rotating column (253), a connecting shaft (254), a clamping and fixing block (255), a second bearing plate (256) and a clamping telescopic rod (257), the first bearing plate (251) is provided with a bearing frame (12), the first motor (252) is arranged on the first bearing plate (251), the output end of the first motor (252) is connected with the first rotating column (253), and the connecting shaft ( The top end of 254) is arranged on the first rotating column (253), and there are two clamping telescopic rods (257), and the two clamping telescopic rods (257) are symmetrically arranged on the workbench (1). On both sides, the second carrying plate (256) is arranged on the two clipping telescopic rods (257), the clipping fixing block (255) is arranged on the second carrying plate (256), the clipping and fixing The block (255) is connected with the bottom end of the connecting shaft (254).
The ear strap welding mechanism compatible with masks of different specifications according to claim 7, wherein the ear strap clipping operation part (26) comprises a third bearing plate (261), a second motor (262), a first connecting plate (263), a clamping cylinder (264) and a clamping fixture (265), the third bearing plate (261) is arranged on the second bearing plate (256), the second motor (262) , the first connecting plate (263), the clamping cylinder (264) and the clamping fixture (265) are all provided with two, and the two second motors (262) are symmetrically arranged on the third bearing plate (261), The output ends of the two second motors (262) are respectively connected with the first connecting plates (263), the two first connecting plates (263) are both located below the third bearing plate (261), and the two The clamping cylinders (264) are respectively arranged below the first connecting plate (263), and the output end of each clamping cylinder (264) is connected to a clamping fixture (265), the clamping fixture (265). 265) and the fixing block (234) and the traction clamp (245) are located on the same horizontal line.
The ear strap welding mechanism compatible with masks of different specifications according to claim 7, wherein each group of the welding mechanisms (3) comprises a welding fixing plate (31), a welding telescopic rod (32), a welding connection A plate (33), a welding cylinder (34), a welding connecting rod (35) and a welding head (36), the welding fixing plate (31) is arranged on the bearing frame (12), and the welding telescopic rod (32) is There are two groups, the two groups of the welding telescopic rods (32) are symmetrically arranged on the welding fixing plate (31), the welding connecting plate (33) is arranged under the welding fixing plate (31), and the two groups are welding telescopic The bottom ends of the rods (32) are all connected to the welding connection plates (33), the welding cylinders (34) are arranged on the welding fixing plates (31), and the welding cylinders (34) are located in the two sets of welding telescopic rods (32). ), the output end of the welding cylinder (34) is connected with the welding connecting plate (33), the welding connecting rod (35) and the welding head (36) are provided with two, two welding connecting rods (35) is symmetrically arranged below the welding connection plate (33), each of the welding heads (36) is arranged below a welding connection rod (35), and the welding head (36) is connected to the mask cloth and the mask ears. Corresponds to the junction point of the belt.

An ear strap welding mechanism compatible with masks of different specifications according to claim 7, characterized in that the folding ear cutting mechanism (4) comprises a blanking bearing plate (41), a blanking motor (42), a a conveyor belt (43), a connecting conveyor belt (44), a folding lug plate (45), a pressing plate (46), a second conveyor belt (47), a blanking cylinder (48) and a blanking plate (49), the lower There are two material carrying boards (41), the two unloading carrying boards (41) are symmetrically arranged on the worktable (1), and the two unloading carrying boards (41) are located on the conveying table (11) The end of the blanking motor (42) is arranged on one side of the blanking bearing plate (41), the first conveyor belt (43) is arranged in the blanking bearing plate (41), and the first conveyor belt (43) is located on the side of the blanking bearing plate (41). On one side of the unloading conveying table (11), the unloading motor (42) is connected to the first conveyor belt (43), the second conveyor belt (47) is arranged between the unloading bearing plates (41), and the first conveyor belt (41) The second conveying platform (11) is located on one side of the first conveying belt (43), the connecting conveying belt (44) is arranged between the blanking bearing plates (41), and the connecting conveying belt (44) is located between the first conveying belt (43) and the Between the second conveyor belts (47), and the connecting conveyor belts (44) are respectively connected with the first conveyor belt (43) and the second conveyor belt (47), there are two said folding lugs (45), two said folding The lugs (45) are respectively arranged on the inner side walls of the blanking support plate (41), and the two folding lugs (45) are located between the first conveyor belt (43) and the second conveyor belt (47), the pressure The pressing plate (46) is arranged on the blanking bearing plate (41), the pressing plate (46) is located between the first conveyor belt (43) and the second conveyor belt (47), and the blanking cylinder (48) is arranged on the lower On the material carrying plate (41), the feeding cylinder (48) is located on one side of the second conveyor belt (47), and the output end of the feeding cylinder (48) is connected to the feeding plate (49).