CN111844765A

CN111844765A - Chain type mask sheet and ear belt line welding equipment

Info

Publication number: CN111844765A
Application number: CN202010689775.XA
Authority: CN
Inventors: 张海挺; 孙祝兵; 金荣华; 郭刚浩
Original assignee: Zhejiang Linix Motor Co Ltd
Current assignee: Zhejiang Linix Motor Co Ltd
Priority date: 2020-07-17
Filing date: 2020-07-17
Publication date: 2020-10-30
Anticipated expiration: 2040-07-17
Also published as: CN111844765B

Abstract

The invention relates to a chain type mask sheet and ear belt line welding device, which comprises a workbench, wherein a first chain type conveying belt and a second chain type conveying belt for conveying ear belt lines are arranged on the workbench, a plurality of first positioning columns for winding the ear belt lines are arranged on the inner side of the first chain type conveying belt at equal intervals, a plurality of second positioning columns are arranged on the inner side of the second chain type conveying belt at equal intervals, the first positioning columns and the second positioning columns are staggered with each other, a first supporting seat is arranged on the outer side of the first positioning column, a second supporting seat is arranged on the outer side of the second positioning column, the inner sides of the first supporting seat and the second supporting seat are respectively provided with a first extending part and a second extending part corresponding to the upper parts of the first chain type conveying belt and the second chain type conveying belt, the first extending part and the second extending part are respectively matched with the first positioning column and the second positioning column to be used for clamping the ear belt lines wound on the first positioning column and the second positioning column. The invention has the characteristics that the ear belt line can be stably fixed on the chain type conveying belt and the like.

Description

Chain type mask sheet and ear belt line welding equipment

Technical Field

The invention relates to chain type mask sheet and ear strip line welding equipment, and belongs to the technical field of mask welding.

Background

During the epidemic period of the modern novel coronavirus, the demands of the mask are increasing day by day, germs, dust and the like in the air can enter the lung of a human body through breathing, so that the human body is seriously damaged, and the mask can play a certain filtering role when being worn.

The mask should closely laminate with the face, makes germ, dust etc. leak into easily, and the mask is provided with the ear area, fixes the mask at the head through the ear area, and the connected mode of ear area and mask main part is through equipment spot welding among the prior art, and current welding machine mainly divide into single spot welding and four-point welding, and single spot welding equipment is used for welding ear area production efficiency low, and four-point welding equipment degree of automation is high, complex operation, production cycle length.

At present, a chain type semiautomatic mask welding device can convey ear belt lines in a staggered mode through two sections of chain conveying belts and a winding block, but when the ear belts are conveyed in a staggered mode, the ear belt lines at the traction end of the winding block are higher than the ear belt lines on the conveying belts, the ear belt lines are integrally inclined, when the ear belt lines are wound on the conveying belts, the ear belt lines can easily move upwards due to the inclined height, and therefore the conveying belts are separated from the ear belt lines, and the winding failure is caused.

Disclosure of Invention

The invention aims to provide a chain type mask sheet and ear belt line welding device, which solves the problems that an ear belt line is easy to separate from a chain type conveying belt and the like in the prior art.

The technical purpose of the invention is mainly solved by the following technical scheme: a chain type mask piece and ear belt line welding device comprises a workbench, wherein a first chain type conveying belt and a second chain type conveying belt for conveying ear belt lines are arranged on the workbench, a plurality of first positioning columns for winding the ear belt lines are arranged on the inner side of the first chain type conveying belt at equal intervals, a plurality of second positioning columns are arranged on the inner side of the second chain type conveying belt at equal intervals, the first positioning columns and the second positioning columns are staggered with each other, a first supporting seat is arranged on the outer side of the first positioning column, a second supporting seat is arranged on the outer side of the second positioning column, the inner sides of the first supporting seat and the second supporting seat are respectively provided with a first extending part and a second extending part corresponding to the upper parts of the first chain type conveying belt and the second chain type conveying belt, the first extension part and the second extension part are respectively matched with the first positioning column and the second positioning column to be used for clamping the ear belt lines wound on the first positioning column and the second positioning column; through the setting of above-mentioned first reference column and second reference column, make the ear area line can realize the winding of Z type on the reference column and carry out the automatic conveying, thereby directly form crooked ear area line and weld, simultaneously can realize pressing from both sides tight to the ear area line through the cooperation of first extension and second extension and first reference column and second reference column in transportation process, make the ear area line can't deviate from naturally in transportation process, and after the ear area line is cut off, can press from both sides tight ear area line end of not cutting off, thereby can continue to carry the ear area line and cut off the welding, realize the continuous and automatic transport welding of ear area line, the stability of ear area line transport has been guaranteed.

Preferably, the first chain type conveyor belt and the second chain type conveyor belt are arranged in parallel, a winding mechanism for winding the ear belt lines on the first positioning column and the second positioning column in a staggered manner is arranged between the first chain type conveyor belt and the second chain type conveyor belt, and the first positioning column and the second positioning column are arranged on the first chain type conveyor belt and the second chain type conveyor belt in a staggered manner; above-mentioned wire winding mechanism's setting to in with the automatic crisscross winding of ear area line on first reference column and second reference column, thereby automatically, form and can directly cut off welded ear area line, and last stable wire winding and transport, it is accurate to carry the welding position, has effectively guaranteed operating mass with, and the setting of first reference column and second reference column, makes things convenient for the wire winding, improves wire winding efficiency.

Preferably, an ultrasonic welding device is arranged on the welding table and corresponds to the position between the first chain type conveying belt and the second chain type conveying belt, the upper end of the ultrasonic welding device protrudes out of the top surface of the welding table, a first wire hooking plate and a second wire hooking plate are respectively arranged on two sides of the ultrasonic welding device, and a blade for cutting off an ear belt wire is arranged between the first wire hooking plate and the ultrasonic welding device; above-mentioned first setting of colluding the line board to ear area line waste material after cutting off colludes first reference column and first extension and discharges, and the second colludes the line board so that colludes second reference column and second extension with the ear area line that will cut off back welded, thereby can release the gauze mask that the welding was accomplished automatically, simple structure and high efficiency, and can thoroughly collude the breakage with ear area line through first line board of colluding when the cutter is not cutting off ear area line completely.

Preferably, the winding mechanism comprises a rotating block arranged between a first chain type conveying belt and a second chain type conveying belt, a rotating cylinder used for driving the rotating block to rotate is arranged at the bottom of the welding table, the output end of the rotating cylinder extends upwards and is connected with the rotating block, an L-shaped winding block is arranged on the top surface of the rotating block, and a through hole used for allowing an ear belt line to pass through is formed in the end part of the L-shaped winding block; through above-mentioned rotatory piece and revolving cylinder's setting for L type wire winding piece can be in certain angle reciprocating rotation, thereby can carry out lasting wire winding to the ear area line and carry, and fenestrate setting can guide the ear area line, makes the ear area line can be accurate around between reference column and extension.

Preferably, an L-shaped connecting plate fixed on the welding table is arranged on one side of the second chain conveyor belt, a supporting plate extending towards the first chain conveyor belt is horizontally arranged at the upper end of the L-shaped connecting plate, a proximity sensor is arranged on the supporting plate corresponding to the upper part of the second positioning column, and a strip-shaped groove for fixing the proximity sensor is formed in the supporting plate; above-mentioned backup pad and proximity sensor's setting for when above-mentioned second reference column removed the proximity sensor below, proximity sensor can sense, and control conveyer belt stop moving, so that the cutting off and the welding of ear area line, the back that the welding finishes, proximity sensor can control the conveyer belt and start once more, and when next second reference column removed the proximity sensor below, stop once more, realize the induction control of a station, more automation.

Preferably, a fixed frame is arranged on the welding table, a first spot welding machine and a second spot welding machine are arranged below the fixed frame and above the ultrasonic welding machine, connecting blocks are arranged at the tops of the first spot welding machine and the second spot welding machine, an air cylinder used for driving the first spot welding machine and the second spot welding machine to move up and down is arranged at the top of the fixed frame, an output shaft of the air cylinder extends downwards until the air cylinder is connected with the connecting blocks, at least one guide rod is arranged on the top surface of each connecting block, and a guide sleeve used for allowing the guide rod to penetrate through is arranged on the fixed frame; above-mentioned first spot welder and second spot welder pass through the drive lapse of cylinder, with ultrasonic welder cooperation automatic weld ear of strip line and gauze mask piece, have realized the welded automation, the effectual welded efficiency that has improved, and the straightness that hangs down when first spot welder and second spot welder reciprocate can be guaranteed in the cooperation of guide bar and uide bushing, takes place the slope when avoiding first spot welder and second spot welder to reciprocate and leads to welding position to have the deviation.

Preferably, a first slot and a second slot for moving a first wire hooking plate and a second wire hooking plate are respectively arranged on the welding table corresponding to two sides of the ultrasonic welding device, the first wire hooking plate and the second wire hooking plate are respectively provided with a first notch and a second notch for hooking wires, the first wire hooking plate is arranged below the earring wires, and the second wire hooking plate is arranged above the earring wires; the first notch can hook the cut ear belt waste materials so as to discharge the ear belt waste materials, interference of a welding process is avoided, and the second notch can automatically hook out the ear belt line after welding is completed from the positioning column, so that a finished product mask can be conveniently taken down.

Preferably, a first double-shaft cylinder for driving a first line hooking plate to move up and down is arranged at the bottom of the welding table, an output shaft of the first double-shaft cylinder is arranged upwards and connected with the first line hooking plate, a second double-shaft cylinder for driving a second line hooking plate to move up and down is arranged at the bottom of the fixing frame, and an output shaft of the second double-shaft cylinder is arranged downwards and connected with the second line hooking plate; above-mentioned first double-shaft cylinder and the setting of second double-shaft cylinder for first collude line board and second and collude the line board and can collude the reference column with the ear area line of two parts simultaneously fast, guarantee that welding process is stable efficient goes on.

Preferably, two sides of the blade are respectively abutted against the side walls of the ultrasonic welding device and the first wire hooking plate, the blade can reciprocate between the ultrasonic welding device and the first wire hooking plate, and a third double-shaft cylinder for driving the blade to reciprocate is arranged on the welding table; above-mentioned first line board of colluding can be spacing to the blade, and the straightness when guaranteeing the blade and removing, and the blade can cut off the ear zone line when the gauze mask welding, realizes automatic gauze mask welding production.

Preferably, one side of the first chain type conveyer belt is provided with a placing table fixed on the welding table, one side of the placing table is provided with a placing part corresponding to the upper part of the first chain type conveyer belt and used for placing the mask sheet, and two sides of the placing part are respectively and vertically provided with an arc-shaped baffle plate bent outwards; above-mentioned put the thing platform and can make things convenient for the staff to place the gauze mask piece in the assigned position, improve the position precision that the gauze mask piece was placed, reduce the degree of difficulty of placing the gauze mask piece accuracy in the assigned position, save and place the required time of gauze mask piece, improve work efficiency.

Therefore, the invention has the characteristics that the ear belt line can be stably fixed on the chain type conveying belt and the like.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a cross-sectional view of the structure of FIG. 1;

fig. 3 is a perspective view of the winding mechanism in fig. 1.

Detailed Description

The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.

As shown in fig. 1-3, a welding device for a chain type mask sheet and an ear belt line includes a working table 1, a first chain type conveyor belt 21 and a second chain type conveyor belt 22 for conveying the ear belt line are disposed on the working table 1, a plurality of first positioning posts 211 for winding the ear belt line are disposed on the inner side of the first chain type conveyor belt 21 at equal intervals, a plurality of second positioning posts 221 are disposed on the inner side of the second chain type conveyor belt 22 at equal intervals, the first positioning posts 211 and the second positioning posts 221 are staggered with each other, a first supporting seat 31 is disposed on the outer side of the first positioning posts 211, a second supporting seat 32 is disposed on the outer side of the second positioning posts 221, a first extending portion 311 and a second extending portion 321 are disposed on the inner sides of the first supporting seat 31 and the second supporting seat 32 corresponding to the upper portions of the first chain type conveyor belt 21 and the second chain type conveyor belt 22, and the first extending portion 311 and the second extending portion 321 are respectively matched with the first positioning posts 211 and the second positioning posts 221 for clamping the first positioning posts 211 and second reference column 221, through the setting of above-mentioned first reference column and second reference column, make the ear area line can realize the automatic transport of alternating expression, thereby directly form crooked ear area line and weld, simultaneously can realize pressing from both sides tight to the ear area line through the cooperation of first extension and second extension and first reference column and second reference column in transportation process, can be after the ear area line is cut off, press from both sides tight not ear area line head that cuts off, thereby can continue to carry the ear area line and cut off the welding, realize the continuous and automatic transport welding of ear area line, and need not the position of manual adjustment ear area line, and the work efficiency is improved, the operation degree of difficulty is reduced, make the required time of gauze mask production still less, production cycle has effectively been shortened.

As shown in fig. 1 and 3, the first chain conveyor belt 21 and the second chain conveyor belt 22 are arranged in parallel, a winding mechanism for winding the ear strings on the first positioning column 211 and the second positioning column 221 in a staggered manner is arranged between the first chain conveyor belt 21 and the second chain conveyor belt 22, the first positioning column 211 and the second positioning column 221 are arranged on the first chain conveyor belt 21 and the second chain conveyor belt 22 in a staggered manner, the winding mechanism is arranged so that the ear strings can be wound on the first positioning column and the second positioning column in a staggered manner, and therefore the ear strings capable of being directly cut off and welded can be automatically formed, stable winding and conveying can be continuously performed, the welding position is accurate, the working quality is effectively guaranteed, and the first positioning column and the second positioning column are arranged, so that winding is convenient and the winding efficiency is improved.

After the ear belt lines are wound on the first positioning columns and the second positioning columns in a staggered mode, the ear belt lines move to the side edges of the extending portions along with conveying of the first chain type conveying belts and the second chain type conveying belts and are clamped through the extending portions until the ear belt lines are automatically separated from the positioning columns and the extending portions after welding of the ear belt lines is completed, and the distance between every two adjacent first positioning columns or the second positioning columns just enables the two ends of the ear belt lines to be aligned with the welding positions on the mask pieces.

As shown in fig. 1, an ultrasonic welding device 11 is disposed on a welding table 1 corresponding to a position between a first chain conveyor 21 and a second chain conveyor 22, an upper end of the ultrasonic welding device 11 protrudes from a top surface of the welding table 1, a first wire hooking plate 12 and a second wire hooking plate 13 are disposed on both sides of the ultrasonic welding device 11, a blade 14 for cutting off an ear wire is disposed between the first wire hooking plate 12 and the ultrasonic welding device 11, the first wire hooking plate is disposed so as to hook a first positioning post and a first extension part out of waste materials of the cut ear wire and discharge the waste materials, and the second wire hooking plate is disposed so as to hook the cut ear wire out of a second positioning post and a second extension part, so that a welded mask can be automatically released, the structure is simple and efficient, and both sides of the ear wire hooking blade 14 can be completely abutted against side walls of the ultrasonic welding device 11 and the first wire hooking plate 12 through the first wire hooking plate when a cutter does not completely cut off the ear wire, the blade 14 can reciprocate between the ultrasonic welding device 11 and the first wire hooking plate 12, the welding table 1 is provided with a third double-shaft cylinder 141 for driving the blade 14 to reciprocate, the first wire hooking plate can limit the blade, the straightness of the blade during movement is guaranteed, the blade can cut off an ear strip line during mask welding, and automatic mask welding production is realized; when the ear belt line is carried to ultrasonic bonding ware top, third biax cylinder starts, and third biax cylinder drive blade produces the shearing force in the bottom reciprocating motion of ear belt line, to the ear belt line cutting after the welding is accomplished, and the ear belt line after the cutting is colluded the line board through first colluding the line board and the second and is deviate from first reference column and second reference column.

As shown in fig. 1, the winding mechanism includes a rotary block 15 disposed between a first chain conveyor 21 and a second chain conveyor 22, a rotary cylinder 16 for driving the rotary block 15 to rotate is disposed at the bottom of the welding table 1, an output end of the rotary cylinder 16 extends upward and is connected to the rotary block 15, an L-shaped winding block 151 is disposed on the top surface of the rotary block 15, a through hole 152 for passing an ear strap is disposed at an end of the L-shaped winding block 151, the L-shaped winding block can rotate back and forth within a certain angle through the arrangement of the rotary block and the rotary cylinder, so that the ear strap can be continuously wound and conveyed, and the through hole can guide the ear strap to accurately wind the ear strap between the positioning post and the extending portion; one side of second chain formula conveyer belt 22 is equipped with the L type connecting plate 17 of fixing on welding bench 1, the upper end level of L type connecting plate 17 is equipped with the backup pad 171 towards first chain formula conveyer belt 21 extension, the top that corresponds to second reference column 221 on backup pad 171 is equipped with proximity sensor 172, be equipped with the bar groove 173 that is used for supplying proximity sensor 172 to fix on backup pad 171, the setting of above-mentioned backup pad and proximity sensor, when making above-mentioned second reference column remove to the proximity sensor below, proximity sensor can sense, and control the conveyer belt stop moving, so that the cutting off and the welding of ear area line, the back that finishes welding, proximity sensor can control the conveyer belt and restart, when next second reference column removes to the proximity sensor below, stop once more, realize the induction control of a station, more automation.

The ear belt line is sent out through an external wire feeding mechanism, one end of the ear belt line penetrates through a through hole and is clamped between a first positioning column and a first extension part or a second positioning column and a second extension part, a rotating block is driven by a rotating cylinder and drives an L-shaped winding block to swing back and forth between the first positioning column and the second positioning column, the ear belt line is wound back and forth on the first positioning column and the second positioning column, Z-shaped winding is achieved, when the positioning column moves to the position below a proximity sensor, the proximity sensor senses, then the conveying belt is controlled to stop conveying, then the ear belt line is cut off and welded, after the mask is welded, the ear belt line is separated, then the conveying belt is started, the positioning column is driven to move, when the next positioning column moves to the position below the proximity sensor, the conveying belt stops conveying again, the circulation is repeated, and the conveying belt is controlled at the time.

As shown in fig. 1, a fixed frame 18 is arranged on a welding table 1, a first spot welding machine 33 and a second spot welding machine 34 are arranged below the fixed frame 18 corresponding to the upper part of an ultrasonic welding device 11, a connecting block 35 is arranged at the top parts of the first spot welding machine 33 and the second spot welding machine 34, an air cylinder 181 for driving the first spot welding machine 33 and the second spot welding machine 34 to move up and down is arranged at the top part of the fixed frame 18, an output shaft of the air cylinder 181 extends downwards until the output shaft is connected with the connecting block 35, at least one guide rod 351 is arranged on the top surface of the connecting block 35, a guide sleeve 182 for the guide rod 351 to pass through is arranged on the fixed frame 18, the first spot welding machine and the second spot welding machine move downwards under the driving of the air cylinder, and are matched with the ultrasonic welding device to automatically weld an ear strap line and a mask sheet, so that the welding automation is realized, the welding efficiency is effectively improved, and the verticality of, the welding position deviation caused by the inclination of the first spot welding machine and the second spot welding machine when moving up and down is avoided; when the ear belt line moves to the lower part of the mask piece, the first spot welding machine and the second spot welding machine are driven by the cylinder to move downwards, the first spot welding machine and the second spot welding machine are matched with the ultrasonic welding machine to weld the ear belt line and the mask piece, and after welding is completed, the first spot welding machine and the second spot welding machine move upwards.

As shown in fig. 2, a first slot 121 and a second slot 131 for moving a first thread hooking plate 12 and a second thread hooking plate 13 are respectively arranged on the welding table 1 corresponding to two sides of the ultrasonic welding device 11, the first thread hooking plate 12 and the second thread hooking plate 13 are respectively provided with a first notch 122 and a second notch 132 for hooking threads, the first thread hooking plate 12 is arranged below the ear belt threads, the second thread hooking plate 13 is arranged above the ear belt threads, the first notch can hook cut ear belt waste materials so as to discharge the ear belt waste materials and avoid interfering with the welding process, and the second notch can automatically hook the welded ear belt threads out of a positioning column so as to conveniently take down the finished mask; the bottom of the welding table 1 is provided with a first double-shaft cylinder 123 for driving a first wire hooking plate 12 to move up and down, an output shaft of the first double-shaft cylinder 123 faces upwards and is connected with the first wire hooking plate 12, the bottom of the fixing frame 18 is provided with a second double-shaft cylinder 133 for driving a second wire hooking plate 13 to move up and down, an output shaft of the second double-shaft cylinder 133 faces downwards and is connected with the second wire hooking plate 13, and the first double-shaft cylinder and the second double-shaft cylinder are arranged so that the first wire hooking plate and the second wire hooking plate can hook two ear wires out of a positioning column at the same time, and the stable and efficient performance of a welding process is guaranteed; after the mask piece and the ear belt line are welded, the first line hooking plate hooks the cut ear belt line waste downwards, the ear belt line waste is conveyed away along with the conveying belt, the second line hooking plate hooks the welded ear belt line upwards, and the welded ear belt line is taken away.

One side of first chain formula conveyer belt 21 is equipped with fixes puts thing platform 19 on welding bench 1, one side of putting thing platform 19 is equipped with the portion of placing 191 that is used for placing the gauze mask piece corresponding to the top of first chain formula conveyer belt 21, the both sides of portion of placing 191 are the vertical cowl 192 who is equipped with out-warping respectively, the above-mentioned thing platform of putting can make things convenient for the staff to place the gauze mask piece in the assigned position, improve the position precision that the gauze mask piece was placed, reduce the degree of difficulty of placing the gauze mask piece accuracy in the assigned position, sparingly place the required time of gauze mask piece, and the work efficiency is improved, the gauze mask piece is placed in the portion of placing, after the welding is accomplished, directly take away.

Claims

1. The utility model provides a chain formula gauze mask piece and ear belted line welding equipment, includes workstation (1), its characterized in that: the conveying device is characterized in that a first chain type conveying belt (21) and a second chain type conveying belt (22) which are used for conveying ear belt lines are arranged on the working table (1), a plurality of first positioning columns (211) used for winding the ear belt lines are arranged on the inner side of the first chain type conveying belt (21) at equal intervals, a plurality of second positioning columns (221) are arranged on the inner side of the second chain type conveying belt (22) at equal intervals, the first positioning columns (211) and the second positioning columns (221) are staggered with each other, a first supporting seat (31) is arranged on the outer side of each first positioning column (211), a second supporting seat (32) is arranged on the outer side of each second positioning column (221), a first extending portion (311) and a second extending portion (321) are arranged on the inner sides of the first supporting seat (31) and the second supporting seat (32) corresponding to the tops of the first chain type conveying belt (21) and the second chain type conveying belt (22) respectively, the first extension part (311) and the second extension part (321) are respectively matched with the first positioning column (211) and the second positioning column (221) and used for clamping the ear belt line wound on the first positioning column (211) and the second positioning column (221).

2. The chain mask sheet-to-ear strap wire bonding apparatus of claim 1, wherein: the first chain type conveying belt (21) and the second chain type conveying belt (22) are arranged in parallel, a winding mechanism used for winding ear belt lines on a first positioning column (211) and a second positioning column (221) in a staggered mode is arranged between the first chain type conveying belt (21) and the second chain type conveying belt (22), and the first positioning column (211) and the second positioning column (221) are arranged on the first chain type conveying belt (21) and the second chain type conveying belt (22) in a staggered mode.

3. The chain mask sheet-to-ear strap wire welding apparatus of claim 1 or 2, wherein: be equipped with ultrasonic welder (11) on welding bench (1) between corresponding to first chain formula conveyer belt (21) and second chain formula conveyer belt (22), the top surface in welding bench (1) is outstanding in the upper end of ultrasonic welder (11), the both sides of ultrasonic welder (11) are equipped with first line board (12) of colluding and second line board (13) of colluding respectively, be equipped with blade (14) that are used for cutting off the earlap line between first line board (12) of colluding and ultrasonic welder (11).

4. The chain mask sheet-to-ear strap wire bonding apparatus of claim 2, wherein: wire winding mechanism is including locating rotatory piece (15) between first chain formula conveyer belt (21) and second chain formula conveyer belt (22), the bottom of welding bench (1) is equipped with and is used for driving rotatory piece (15) pivoted revolving cylinder (16), the output of revolving cylinder (16) upwards extends and is connected with rotatory piece (15), be equipped with L type wire winding piece (151) on the top surface of rotatory piece (15), the tip of L type wire winding piece (151) is equipped with and is used for supplying perforation (152) that the ear area line passed.

5. The chain mask sheet-to-ear strap wire bonding apparatus of claim 3, wherein: one side of second chain formula conveyer belt (22) is equipped with L type connecting plate (17) of fixing on welding bench (1), the upper end level of L type connecting plate (17) is equipped with backup pad (171) towards first chain formula conveyer belt (21) extension, be equipped with proximity sensor (172) in backup pad (171) corresponding to the top of second reference column (221), be equipped with on backup pad (171) and be used for supplying fixed bar groove (173) of proximity sensor (172).

6. The chain mask sheet-to-ear strap wire bonding apparatus of claim 3, wherein: be equipped with on welding bench (1) mount (18), the below of mount (18) is equipped with first spot welder (33) and second spot welder (34) corresponding to the top of ultrasonic bonding ware (11), the top of first spot welder (33) and second spot welder (34) is equipped with connecting block (35), the top of mount (18) is equipped with and is used for driving cylinder (181) that first spot welder (33) and second spot welder (34) reciprocated, the output shaft downwardly extending of cylinder (181) is until being connected with connecting block (35), be equipped with at least one guide bar (351) on the top surface of connecting block (35), be equipped with uide bushing (182) that are used for supplying guide bar (351) to pass on mount (18).

7. The chain mask sheet-to-ear strap wire bonding apparatus of claim 3, wherein: the utility model discloses a welding machine, including welding bench (1), first fluting (121) and second fluting (131) that are used for supplying first line board (12) and second to collude line board (13) and remove are equipped with respectively to the both sides that correspond to ultrasonic bonding ware (11) on welding bench (1), first collude line board (12) and second and collude first breach (122) and second breach (132) that are used for colluding the line on line board (13) respectively, the below of earlap line is located in first line board (12) that colludes, the second colludes the top that earlap line was located in line board (13).

8. The chain mask sheet-to-ear strap wire bonding apparatus of claim 7, wherein: the bottom of welding bench (1) is equipped with and is used for driving first double-shaft cylinder (123) that colludes line board (12) and reciprocate, the output shaft of first double-shaft cylinder (123) sets up and is connected with first line board (12) of colluding, the bottom of mount (18) is equipped with and is used for driving the second and colludes second double-shaft cylinder (133) that line board (13) reciprocated, the output shaft of second double-shaft cylinder (133) sets up down and colludes line board (13) with the second and be connected.

9. The chain mask sheet-to-ear strap wire bonding apparatus of claim 3, wherein: the both sides of blade (14) respectively with ultrasonic bonding ware (11) and the first lateral wall butt that colludes line board (12), blade (14) can be at ultrasonic bonding ware (11) and first colluding reciprocating motion between line board (12), be equipped with on welding bench (1) and be used for driving blade (14) reciprocating motion's third biax cylinder (141).

10. The chain mask sheet-to-ear strap wire bonding apparatus of claim 1, wherein: one side of the first chain type conveying belt (21) is provided with an object placing table (19) fixed on the welding table (1), one side of the object placing table (19) is provided with a placing part (191) used for placing the mask sheet corresponding to the upper part of the first chain type conveying belt (21), and two sides of the placing part (191) are respectively and vertically provided with an arc-shaped baffle (192) bent outwards.