CN112809128B

CN112809128B - Double-manipulator welding equipment and process

Info

Publication number: CN112809128B
Application number: CN202110417843.1A
Authority: CN
Inventors: 王建华
Original assignee: Ningbo Iyu Auto Parts Co ltd
Current assignee: Ningbo Iyu Auto Parts Co ltd
Priority date: 2021-04-19
Filing date: 2021-04-19
Publication date: 2021-06-29
Anticipated expiration: 2041-04-19
Also published as: CN112809128A

Abstract

The invention relates to the technical field of welding manipulators, and discloses double-manipulator welding equipment which comprises a manipulator, wherein the manipulator consists of a base, a first rotating arm and a second rotating arm, wire feeding assemblies are arranged on the first rotating arm and the second rotating arm respectively, each wire feeding assembly comprises a shell, a cavity is arranged in each shell, a base plate is arranged in each cavity, a first wire feeding groove is formed in the upper end of each base plate, and a cover plate is arranged on one side of each shell. This technical scheme leads the welding wire through setting up a mechanism of walking that constitutes by walking line subassembly and hose on the manipulator, compares in traditional single pipe mode of walking the silk, and this technical scheme has adopted the multistage formula structure, walks and all can dismantle with the hose, not only makes the clearance of waste material become simpler, and when manual threading, also becomes more convenient moreover.

Description

Double-manipulator welding equipment and process

Technical Field

The invention relates to the technical field of welding manipulators, in particular to double-manipulator welding equipment and a double-manipulator welding process.

Background

The manipulator adopts the copper facing welding wire more when the welding, and the main purpose of welding wire copper facing is anticorrosive, can strengthen the electric conductivity moreover, and simultaneously, the existence of copper coating can also reduce the friction, does benefit to the walking. However, in the actual use process, the copper plating on the surface of the welding wire falls off due to friction, and the fallen copper plating is attached to the inner wall of the guide pipe, so that the inner volume of the guide pipe is reduced, the resistance is increased during high-speed wire feeding, the welding wire cannot be smoothly fed out, the vibration is generated, the electric arc is unstable, and the quality of a welding seam is influenced; in severe cases, the robot is stopped due to the dead-locking phenomenon, so that the welding wire guide pipe needs to be cleaned in time. The existing welding manipulator is only provided with a hose made of plastic for wire running, when the hose needs to be cleaned, the hose needs to be taken down, and then the hose is cleaned through special equipment, so that the welding manipulator is very inconvenient.

Disclosure of Invention

The invention provides a double-manipulator welding device and a double-manipulator welding process, which have the beneficial effect of easy cleaning, and solve the problem that the existing welding manipulator in the background art is inconvenient because only one hose made of plastic is generally used for wire moving, and when the hose needs to be cleaned, the hose needs to be taken down and then cleaned by special equipment.

The invention provides the following technical scheme: the utility model provides a double-manipulator welding equipment, includes the manipulator, the manipulator comprises base, first swinging boom and second swinging boom, first swinging boom with all be equipped with the wiring subassembly on the second swinging boom, just the wiring subassembly includes the shell, the inside cavity that is equipped with of shell, just be equipped with the backing plate in the cavity, the upper end of backing plate is equipped with first wiring groove, one side of shell is equipped with the apron.

As an alternative of the dual-manipulator welding device of the present invention, wherein: the lower extreme of apron be equipped with the corresponding second trough of first trough, just the upper end of second trough is equipped with the waste matter and piles up the groove.

As an alternative of the dual-manipulator welding device of the present invention, wherein: the lower end of the cover plate is provided with a second wiring groove corresponding to the first wiring groove, and the outer side of the cover plate is provided with a cleaning mechanism.

As an alternative of the dual-manipulator welding device of the present invention, wherein: the clearance mechanism includes supporting seat and movable rod, the bottom of supporting seat with shell fixed connection, just the downside symmetry of supporting seat is equipped with two sliders, the movable rod is located in the supporting seat, just the one end of movable rod pass the apron and with the backing plate is inconsistent, the upper end of movable rod is equipped with the ejector pad, just supporting spring has been cup jointed in the outside of movable rod, the lower extreme symmetry of movable rod is equipped with two brush boards, just the brush board is the semicircle shape.

As an alternative of the dual-manipulator welding device of the present invention, wherein: the utility model discloses a cleaning mechanism, including apron, supporting seat, apron, connecting spring, apron, supporting seat, apron, the apron is kept away from the one end of cleaning mechanism is equipped with the defective material clearance subassembly, just the defective material clearance subassembly includes base and guide block, the base is the T shape, just the bottom of base passes the supporting seat and plug in the apron, the base pass through connecting spring with apron elastic connection, the guide block is located one side of base, just the guide block is three horn shapes, the guide block is close to the one end of cleaning mechanism is equipped with the.

As an alternative of the dual-manipulator welding device of the present invention, wherein: walk between the silk subassembly through the hose intercommunication, and the both ends of hose all are equipped with coupling assembling, coupling assembling includes first connecting seat and second connecting seat, the one end of first connecting seat with shell fixed connection, the one end of second connecting seat with hose fixed connection, just the one end of second connecting seat is pegged graft in the first connecting seat, the outside symmetry of second connecting seat is equipped with two connecting rods, the connecting rod pass through fixed spring with second connecting seat elastic connection, just the one end of connecting rod with first connecting seat rotates to be connected.

As an alternative of the dual-manipulator welding device of the present invention, wherein: the hose with pass through the screw thread spiro union between the second connecting seat, the inside direction subassembly that is equipped with of hose, just the direction subassembly includes first guide block and second guide block, first guide block with the inside of second guide block all is equipped with the toper through-hole, first guide block pegs graft in the one end of hose, the second guide block pegs graft at the other end of hose, just the one end of second guide block is equipped with two elastic catch pieces.

As an alternative of the dual-manipulator welding device of the present invention, wherein: the elastic blocking piece is arc-shaped, and one end of the elastic blocking piece is abutted to the first guide block.

As an alternative of the dual-manipulator welding device of the present invention, wherein: and a waste storage tank is arranged at the bottom of the first wiring groove.

The invention also provides a process of the double-manipulator welding equipment, which comprises the following steps:

s1, troubleshooting: when the welding wire shakes, the welding machine is stopped, the welding wire is drawn out, the second connecting seat is pulled open, the interior of the shell is observed through the first connecting seat, and if too much waste in the shell is found, the wire moving mechanism is cleaned;

s2, cleaning the wire moving assembly: the movable rod is pressed downwards, after the movable rod moves to a specified position, the movable rod is rotated by 90 degrees, then the movable rod is pushed back and forth to move, then the second connecting seat is pulled outwards to separate the second connecting seat from the first connecting seat, and then waste materials in the shell can be poured out through the first connecting seat;

s3, cleaning a hose: firstly, rotating the hose to separate the hose from the second connecting seat, then taking out the second guide block, then breaking the elastic blocking piece off, then cleaning the elastic blocking piece, and then plugging the second guide block into the hose again after cleaning;

s4, wire threading and welding: manually threading the welding wire through the wire feeding assembly and the hose, then connecting the wire feeding assembly and the hose together with the welding head, and finally restarting and welding.

The invention has the following beneficial effects:

1. this double-manipulator welding equipment and technology, through set up one on the manipulator and walk a mechanism and come to lead to the welding wire by walking that line subassembly and hose are constituteed, compare in traditional single pipe and walk the mode of silk, this technical scheme has adopted the multistage formula structure, walks a subassembly and all can dismantle with the hose, not only makes the clearance of waste material become simpler, moreover when manual threading, also becomes more convenient.

2. This double-manipulator welding equipment and technology, come to clear up walking line mechanism through setting up a clearance mechanism in the outside of shell, when needs are cleared up the trough, only need push down the movable rod, then promote the movable rod, the movable rod is when the motion, just can be with the waste material holding tank, the waste material in channel and two troughs is pushed away, then outwards stimulate the second connecting seat, second connecting seat and first connecting seat separation, first connecting seat is with the shell intercommunication, the waste material will be discharged through first connecting seat this moment, the existence of clearance mechanism, can be so that in daily use, need not to open the apron also can clear up the trough.

3. This double-manipulator welding equipment and technology, one end through keeping away from clearance mechanism at the apron is equipped with the defective material clearance subassembly, the defective material clearance subassembly is mainly by guide block and base subassembly, when the movable rod moved the defective material clearance subassembly department, base and guide block can be upward movement under the promotion of movable rod and ejector pad, when the movable rod returns the normal position, the base can get back to the normal position under coupling spring's effect, thereby push into two trough inslots with the waste material of gathering in its lower part's the channel, the defective material clearance subassembly can make the clearance of waste material become more thorough.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a cross-sectional view of the wire feed assembly of the present invention.

Fig. 3 is a cross-sectional end view of the wire feed assembly of the present invention.

Fig. 4 is a side view of the housing of the present invention.

Fig. 5 is a cross-sectional view of the hose of the present invention.

Fig. 6 is a schematic view of a second guide block structure according to the present invention.

Fig. 7 is a cross-sectional view of the housing of the present invention.

In the figure: 1. a base; 2. a first rotating arm; 3. a second rotating arm; 4. a housing; 5. a base plate; 501. a first wiring duct; 502. a waste holding tank; 6. a cover plate; 601. a second wiring duct; 602. a waste accumulation tank; 7. a supporting seat; 8. a movable rod; 801. a push block; 802. brushing the board; 9. a slider; 10. a support spring; 11. a base; 12. a guide block; 1201. a notch; 13. a connecting spring; 14. a hose; 15. a first connecting seat; 16. a second connecting seat; 17. a connecting rod; 18. fixing the spring; 19. a first guide block; 20. a second guide block; 2001. an elastic baffle plate; 21. a tapered through hole; 22. and a wire moving component.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-7, a double-manipulator welding device and process includes a manipulator, the manipulator is composed of a base 1, a first rotating arm 2 and a second rotating arm 3, a wire feeding assembly 22 is disposed on both the first rotating arm 2 and the second rotating arm 3, the wire feeding assembly 22 includes a housing 4, a cavity is disposed inside the housing 4, a backing plate 5 is disposed in the cavity, a first wire feeding slot 501 is disposed at an upper end of the backing plate 5, a cover plate 6 is disposed at one side of the housing 4, and a waste material storage slot 502 is disposed at a bottom of the first wire feeding slot 501.

Compared with the traditional wire routing mode of a single guide pipe, the technical scheme adopts a multi-section structure, the whole wire routing mechanism consists of a plurality of wire routing assemblies 22 and hoses 14, each wire routing assembly 22 comprises a shell 4, a backing plate 5 and a cover plate 6, wire routing grooves are formed in the backing plate 5 and the cover plate 6, and welding wires can sequentially penetrate through the wire routing grooves and the hoses 14 and then are connected with a welding head under normal conditions.

Example 2

Referring to fig. 7, this embodiment is a further extension of embodiment 1, in which a second trough 601 corresponding to the first trough 501 is disposed at the lower end of the cover plate 6, and a waste accumulation trough 602 is disposed at the upper end of the second trough 601.

When the welding wire passes through the wire-moving component 22, the welding wire can rub against the wire-moving component 22, so that copper plating on the outer side of the welding wire falls off, the copper plating after falling off can be attached to the inner walls of the first wire-moving groove 501 and the second wire-moving groove 601, so that the volume of the whole wire-moving groove is reduced, the resistance is increased during high-speed wire feeding, and the welding wire cannot be smoothly fed out, in order to solve the problems, the technical scheme is that a waste material storage groove 502 is arranged at the lower end of the first wire-moving groove 501, a waste material accumulation groove 602 is arranged at the upper end of the second wire-moving groove 601, after the copper plating falls off, the welding wire is collected in the waste material storage groove 502 and the waste material accumulation groove 602, so that the wire-moving can not be influenced even if a part of copper plating is attached to the wire-moving groove, when the two wire-moving grooves need to be cleaned, only the cover plate 6 is required to be detached, the, the cleaning is more convenient.

Example 3

Referring to fig. 2 and 3, in this embodiment, a second wire slot 601 corresponding to the first wire slot 501 is disposed at the lower end of the cover plate 6, a cleaning mechanism is disposed at the outer side of the cover plate 6, the cleaning mechanism includes a supporting seat 7 and a movable rod 8, the bottom end of the supporting seat 7 is fixedly connected to the housing 4, two sliding blocks 9 are symmetrically disposed at the lower side of the supporting seat 7, the movable rod 8 is located in the supporting seat 7, one end of the movable rod 8 penetrates through the cover plate 6 and abuts against the backing plate 5, a push block 801 is disposed at the upper end of the movable rod 8, a supporting spring 10 is sleeved at the outer side of the movable rod 8, two brush plates 802 are symmetrically disposed at the lower end of the movable rod 8, and the brush plates 802 are semicircular.

Different from embodiment 2, this technical scheme has set up a clearance mechanism in the outside of shell 4 and has cleared up the wiring subassembly 22, and the existence of clearance mechanism can be so that in daily use, need not to open apron 6 and also can clear up the wiring groove.

The specific working principle is as follows: clearance mechanism mainly comprises supporting seat 7 and movable rod 8, movable rod 8 can rotate, and simultaneously, movable rod 8 can go up and down, downside at supporting seat 7 is equipped with two slider 9, slider 9 is used for fixing supporting spring 10, slider 9 can slide along supporting seat 7, supporting spring 10's the other end and 8 fixed connection of movable rod, all be equipped with the channel that is used for the walking of movable rod 8 on supporting seat 7 and apron 6, under the normal condition, 8 bottoms of movable rod do not stretch into to second trough 601, movable rod 8 is in the high level this moment, can not influence the trough.

When needs clear up the trough, only need push down movable rod 8, after movable rod 8 overcome the resistance that supporting spring 10 provided and get into the trough, rotate movable rod 8, brush board 802 on the movable rod 8 is laminated with the trough mutually, at this moment, the bottom of movable rod 8 is pegged graft in waste material holding tank 502, then only need promote movable rod 8, just can push away waste material holding tank 502 through movable rod 8, the waste material in channel and two troughs, then outside pulling second connecting seat 16, second connecting seat 16 separates with first connecting seat 15, first connecting seat 15 is with shell 4 intercommunication, the waste material will be discharged through first connecting seat 15 this moment.

Example 4

Referring to fig. 2, in this embodiment, a residual material cleaning assembly is further extended from embodiment 3, the end of the cover plate 6 away from the cleaning mechanism is provided with a residual material cleaning assembly, and the residual material cleaning assembly includes a base 11 and a guide block 12, the base 11 is T-shaped, the bottom end of the base 11 passes through the support base 7 and is inserted into the cover plate 6, the base 11 is elastically connected to the cover plate 6 through a connecting spring 13, the guide block 12 is located on one side of the base 11, the guide block 12 is triangular, and a notch 1201 fitted with the movable rod 8 is provided at one end of the guide block 12 close to the cleaning mechanism.

The supporting seat 7 and the cover plate 6 are both provided with a channel for the moving rod 8 to walk, when the moving rod 8 moves to one end of the cover plate 6 in the walking process of the moving rod 8, a part of waste materials can be extruded to the end part of the channel, and the part of waste materials can not be discharged along with the movement of the moving rod 8, in order to improve the waste material cleaning effect, a waste material cleaning assembly is arranged at one end of the cover plate 6, the waste material cleaning assembly is composed of a base 11 and a guide block 12, the moving rod 8 can drive the push block 801 to move together in the moving process, when the moving rod 8 moves to the guide block 12, the moving rod 8 can continue to move along the notch 1201, but at the moment, the push block 801 can be abutted against the guide block 12, because one side of the guide block 12 is provided with an inclined surface, when the push block 801 moves horizontally, the guide block 12 and the base 11 can be pushed to move together upwards, under the normal condition, base 11 is pegged graft in supporting seat 7, and base 11 rises this moment, and the waste material can move to the lower extreme of base 11 under the promotion of movable rod 8, and when movable rod 8 returned the normal position, base 11 can get back to the normal position under connecting spring 13's effect to push two wiring inslots with the gathering at its lower extreme's waste material, then the waste material can be discharged through first connecting seat 15.

Example 5

Referring to fig. 2, in this embodiment, the wire feeding assembly 22 is further extended from embodiment 1, the two ends of the hose 14 are both provided with a connecting assembly, the connecting assembly includes a first connecting seat 15 and a second connecting seat 16, one end of the first connecting seat 15 is fixedly connected to the housing 4, one end of the second connecting seat 16 is fixedly connected to the hose 14, one end of the second connecting seat 16 is inserted into the first connecting seat 15, two connecting rods 17 are symmetrically arranged outside the second connecting seat 16, the connecting rods 17 are elastically connected to the second connecting seat 16 through a fixing spring 18, and one end of the connecting rods 17 is rotatably connected to the first connecting seat 15.

Hose 14 passes through coupling assembling and walks a subassembly 22 and can dismantle and be connected, coupling assembling comprises first connecting seat 15 and second connecting seat 16, first connecting seat 15 is pegged graft together with second connecting seat 16, be equipped with two connecting rods 17 on second connecting seat 16, connecting rod 17 one end is rotated with first connecting seat 15 and is connected, the other end passes through fixed

spring

18 and 16 elastic connection of second connecting seat, and simultaneously, connecting rod 17 still passes through spout second connecting seat 16 sliding connection, when manual threading, can pull open first connecting seat 15 and second connecting seat 16, then observe the position of welding wire, also can guide the welding wire, it is more convenient to thread.

Example 6

Referring to fig. 5 and 6, in this embodiment, the embodiment 5 is further extended, the flexible tube 14 is screwed with the second connecting seat 16 through threads, a guiding assembly is disposed inside the flexible tube 14, the guiding assembly includes a first guiding block 19 and a second guiding block 20, tapered through holes 21 are disposed inside the first guiding block 19 and the second guiding block 20, the first guiding block 19 is inserted into one end of the flexible tube 14, the second guiding block 20 is inserted into the other end of the flexible tube 14, and two elastic blocking pieces 2001 are disposed at one end of the second guiding block 20. The elastic stopper 2001 has an arc shape, and one end of the elastic stopper 2001 abuts against the first guide block 19.

Because the copper plating on the surface of the welding wire can also fall off when the welding wire passes through the hose 14, the hose 14 needs to be cleaned frequently when in use, the hose 14 is screwed with the second connecting seat 16 through threads, the disassembly is convenient, a guide assembly is arranged in the hose 14, the guide assembly mainly comprises a first guide block 19 and a second guide block 20, tapered through holes are arranged in the first guide block 19 and the second guide block 20 and can play a role of guiding, meanwhile, two arc-shaped elastic baffle plates 2001 are also arranged at one end of the second guide block 20, the elastic baffle plates 2001 are normally attached to the inner wall of the hose 14, the welding wire does not directly contact with the inner wall of the hose 14 when running, but contacts with the elastic baffle plates 2001, namely, most of fallen copper powder is attached to the inner wall of the elastic baffle plates 2001, and when cleaning is needed, the hose 14 is separated from the second connecting seat 16 firstly, then, the second guide block 20 is taken out, the elastic blocking piece 2001 is broken off, and then the second guide block is cleaned conveniently.

s1, troubleshooting: when the welding wire shakes, the machine is stopped, the welding wire is drawn out, then the second connecting seat 16 is pulled open, the interior of the shell 4 is observed through the first connecting seat 15, and if too much waste in the shell 4 is found, the wire moving mechanism is cleaned;

s2, cleaning the wire moving assembly 22: pressing the movable rod 8 downwards, rotating the movable rod by 90 degrees after the movable rod 8 moves to a designated position, then pushing the movable rod 8 back and forth to move, then pulling the second connecting seat 16 outwards to separate the second connecting seat 16 from the first connecting seat 15, and then pouring out waste materials in the shell 4 through the first connecting seat 15;

s3, cleaning the hose 14: firstly, the hose 14 is rotated to be separated from the second connecting seat 16, then the second guide block 20 is taken out, then the elastic blocking piece 2001 is broken off, then the hose is cleaned, and after the cleaning is finished, the second guide block 20 is plugged into the hose 14 again;

s4, wire threading and welding: the welding wire is manually threaded through the wire feed assembly 22 and the hose 14, then connected to the welding head, and finally restarted and welded.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a double-manipulator welding equipment, includes the manipulator, the manipulator comprises base (1), first swinging boom (2) and second swinging boom (3), its characterized in that: the wire feeding mechanism is characterized in that wire feeding assemblies (22) are arranged on the first rotating arm (2) and the second rotating arm (3), the wire feeding assemblies (22) comprise a shell (4), a cavity is arranged inside the shell (4), a backing plate (5) is arranged in the cavity, a first wire feeding groove (501) is arranged at the upper end of the backing plate (5), a cover plate (6) is arranged on one side of the shell (4), a second wire feeding groove (601) corresponding to the first wire feeding groove (501) is arranged at the lower end of the cover plate (6), a cleaning mechanism is arranged on the outer side of the cover plate (6), the cleaning mechanism comprises a supporting seat (7) and a movable rod (8), the bottom end of the supporting seat (7) is fixedly connected with the shell (4), two sliding blocks (9) are symmetrically arranged on the lower side of the supporting seat (7), and the movable rod (8) is located in the supporting seat (7), just the one end of movable rod (8) pass apron (6) and with backing plate (5) are inconsistent, the upper end of movable rod (8) is equipped with ejector pad (801), just supporting spring (10) have been cup jointed in the outside of movable rod (8), the lower extreme symmetry of movable rod (8) is equipped with two brush boards (802), just brush board (802) are the semicircle form.

2. The double-manipulator welding device according to claim 1, characterized in that: the cover plate (6) is far away from one end of the cleaning mechanism and is provided with a residual material cleaning assembly, the residual material cleaning assembly comprises a base (11) and a guide block (12), the base (11) is T-shaped, the bottom end of the base (11) penetrates through a supporting seat (7) and is inserted into the cover plate (6), the base (11) is elastically connected with the cover plate (6) through a connecting spring (13), the guide block (12) is located on one side of the base (11), the guide block (12) is triangular, and one end, close to the cleaning mechanism, of the guide block (12) is provided with a notch (1201) matched with the movable rod (8).

3. The double-manipulator welding device according to claim 1, characterized in that: walk between the silk subassembly (22) through hose (14) intercommunication, and the both ends of hose (14) all are equipped with coupling assembling, coupling assembling includes first connecting seat (15) and second connecting seat (16), the one end of first connecting seat (15) with shell (4) fixed connection, the one end of second connecting seat (16) with hose (14) fixed connection, just the one end of second connecting seat (16) is pegged graft in first connecting seat (15), the outside symmetry of second connecting seat (16) is equipped with two connecting rods (17), connecting rod (17) through fixed spring (18) with second connecting seat (16) elastic connection, just the one end of connecting rod (17) with first connecting seat (15) rotate and connect.

4. The double-manipulator welding device according to claim 3, characterized in that: the hose (14) and the second connecting seat (16) are in threaded connection, a guide assembly is arranged inside the hose (14) and comprises a first guide block (19) and a second guide block (20), tapered through holes (21) are formed in the first guide block (19) and the second guide block (20), the first guide block (19) is inserted into one end of the hose (14), the second guide block (20) is inserted into the other end of the hose (14), and two elastic blocking pieces (2001) are arranged at one end of the second guide block (20).

5. The double-manipulator welding device according to claim 4, characterized in that: the elastic blocking piece (2001) is arc-shaped, and one end of the elastic blocking piece (2001) is abutted against the first guide block (19).

6. The double-manipulator welding device according to any one of claims 1 to 5, characterized in that: and a waste storage groove (502) is arranged at the bottom of the first wiring groove (501).

7. The process of the double-manipulator welding equipment according to any one of claims 1 to 5, characterized in that: the method comprises the following steps:

s1, troubleshooting: when the welding wire shakes, the welding machine is stopped, the welding wire is drawn out, then the second connecting seat (16) is pulled open, the interior of the shell (4) is observed through the first connecting seat (15), and if too much waste in the shell (4) is found, the wire moving mechanism is cleaned;

s2, cleaning the wire moving assembly (22): the movable rod (8) is pressed downwards, after the movable rod (8) moves to a designated position, the movable rod is rotated by 90 degrees, then the movable rod (8) is pushed back and forth to move, then the second connecting seat (16) is pulled outwards, the second connecting seat (16) is separated from the first connecting seat (15), and then waste materials in the shell (4) can be poured out through the first connecting seat (15);

s3, cleaning the hose (14): firstly, the hose (14) is rotated to be separated from the second connecting seat (16), then the second guide block (20) is taken out, then the elastic blocking piece (2001) is broken off, then the hose is cleaned, and after the cleaning is finished, the second guide block (20) is plugged into the hose (14) again;

s4, wire threading and welding: the welding wire is manually threaded through the wire feed assembly (22) and the hose (14) and then connected to the welding head, and finally restarted and welded.