CN219274757U

CN219274757U - Arc stud welding gun suitable for automatic welding

Info

Publication number: CN219274757U
Application number: CN202320303081.7U
Authority: CN
Inventors: 王明海; 韦延霖; 黄寿文; 钟飞群; 杨富敏
Original assignee: Liuzhou Gongda Machinery Co ltd
Current assignee: Liuzhou Gongda Machinery Co ltd
Priority date: 2023-02-23
Filing date: 2023-02-23
Publication date: 2023-06-30
Anticipated expiration: 2033-02-23

Abstract

The application discloses an arc stud welding gun suitable for automatic welding relates to welding gun technical field. This application includes rifle shell and welding power supply, the rifle shell with welding power supply connects, the rifle shell has the welding end, be constructed with the empty slot that is used for holding the double-screw bolt on the welding end, still include: the detachable protective cover is arranged on the welding end, the protective cover wraps the periphery side of the welding end, an opening is formed in the protective cover, the opening enables the empty groove to be communicated with the outside, the inner diameter of the protective cover is larger than the outer diameter of the welding end, the protective cover comprises a mounting end and a contact end, and the protective cover is detachably connected with the welding end through the mounting end. This application installs the safety cover on the welding end periphery side of rifle shell, when using, wraps up welding end periphery side, when the welding, retrains the spark in the safety cover, has reduced the possibility that the spark caused the injury to the staff.

Description

Arc stud welding gun suitable for automatic welding

Technical Field

The application relates to the technical field of welding guns, in particular to an arc stud welding gun suitable for automatic welding.

Background

The stud welding is a method for welding a stud by contacting one end with the surface of a plate or a pipe fitting, electrifying, and after the contact surface is melted, applying a certain pressure to the stud, so that the stud can be welded by an automatic stud welding machine in order to save labor during welding.

Welding gun through both sides on the current automatic stud welding machine welds the double-screw bolt, when welding, owing to need melt the contact surface, when welding after melting, can emit a large amount of sparks, the sparks of scattering cause the injury to operating personnel around easily, for this application provides an arc stud welding gun suitable for automatic weld and improves this problem.

Disclosure of Invention

The purpose of the present application is: for solving the welding gun of current automatic double-screw bolt welding machine through both sides and welding the double-screw bolt, when the welding, owing to need melt the contact surface, when welding after melting, can emit a large amount of sparks, the scattered sparks cause the problem of injury to operating personnel on every side easily, this application provides an arc double-screw bolt welder suitable for automatic weld.

The application specifically adopts the following technical scheme for realizing the purposes:

the utility model provides an arc stud welder suitable for automatic weld, includes rifle shell and welding power supply, the rifle shell with welding power supply connects, the rifle shell has the welding end, the last empty slot that is used for holding the double-screw bolt that constructs of welding end still includes:

the demountable installation is in the safety cover on the welding end, the safety cover will the parcel is carried out to welding end periphery side, the opening has been seted up on the safety cover, the opening makes the empty slot communicates with the external world, the internal diameter of safety cover is greater than the external diameter of welding end, the safety cover includes installation end and contact end, and the safety cover passes through installation end and welding end demountable connection, and the contact end is made by flexible material, the contact end is used for with welding material surface contact.

Further, install the inner shell in the safety cover, the inner shell includes:

a main housing connected to the mounting end;

and the auxiliary shell is slidably arranged on the main shell and is connected with the contact end.

Further, the welding end is provided with an inserting block, and the outer wall of the mounting end far away from one side of the opening is provided with a slot for accommodating the inserting block.

Further, the mounting end and the main shell are provided with a through hole, and the inside of the mounting end is communicated with the outside through the through hole.

Further, an elbow is arranged on the through hole, one end of the elbow is communicated with the through hole, and the nozzle orientation of the other end of the elbow is consistent with the opening orientation.

Further, a filter plate is arranged on the pipe orifice of the elbow, and the filter plate is used for reducing the caliber of the pipe orifice of the elbow.

Further, a baffle is rotatably installed on the installation end, a slot is also formed in the baffle, and when the baffle rotates, the baffle shields or contacts the slot on the installation end.

Further, a fireproof coating is arranged on the inner wall of the inner shell.

The beneficial effects of this application are as follows:

1. this application installs the safety cover on the welding end periphery side of rifle shell, when using, wraps up welding end periphery side, when the welding, retrains the spark in the safety cover, has reduced the possibility that the spark caused the injury to the staff.

2. This application divide into installation end and contact tip with the safety cover, when using, the contact tip is made for flexible material, through contact tip and welding material flexible contact, has increased the compactness of being connected between safety cover and the welding material through the deformation of contact tip, has reduced the possibility that the spark spills.

3. This application can dismantle the safety cover with the welded end and be connected, after the welding finishes, can take off the safety cover and wash and clear up, has increased the life of safety cover.

Drawings

FIG. 1 is a schematic perspective view of the present application;

FIG. 2 is a schematic perspective view of another embodiment of the present application;

FIG. 3 is an exploded view of a portion of the construction of the present application;

FIG. 4 is a perspective semi-sectional view of FIG. 2 of the present application;

reference numerals: 1. a gun housing; 101. a welding end; 2. a hollow groove; 3. a protective cover; 301. a mounting end; 302. a contact end; 4. an inner case; 401. a main housing; 402. a sub-shell; 5. an opening; 6. inserting blocks; 7. a slot; 8. a through port; 9. bending the pipe; 10. a filter plate; 11. and a baffle.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application.

As shown in fig. 1 and 2, an arc stud welding gun suitable for automatic welding according to an embodiment of the present application includes a gun housing 1 and a welding power source, the gun housing 1 is connected with the welding power source, the gun housing 1 has a welding end 101, a hollow groove 2 for accommodating a stud is configured on the welding end 101, the gun housing 1 is mounted on a plate body, and is in sliding connection with the full-automatic stud welding machine through the plate body, the gun housing 1 is electrically connected with the welding power source, consistent with the existing welding gun principle, is heated by the welding power source, clamps the stud through the hollow groove 2, and is driven by a stepping motor on the automatic stud welding machine, so that the plate body drives the gun housing 1 to approach to a welding material, and the stud is welded on the welding material, and further includes:

the protective cover 3 detachably mounted on the welding end 101, the protective cover 3 wraps the outer peripheral side of the welding end 101, an opening 5 is formed in the protective cover 3, the opening 5 enables the empty groove 2 to be communicated with the outside, the inner diameter of the protective cover 3 is larger than the outer diameter of the welding end 101, the protective cover 3 comprises a mounting end 301 and a contact end 302, the protective cover 3 is detachably connected with the welding end 101 through the mounting end 301, the contact end 302 is made of flexible materials, the contact end 302 is used for being in surface contact with the welding materials, the welding end 101 is in a round tube shape, the mounting end 301 is mounted on the outer peripheral side, the contact end 302 is made of rubber, when the welding end 101 is close to the welding materials, the contact end 302 is in contact with the welding materials and deforms, and is attached to the outer peripheral side of the welding materials, at the moment, the welding end 101 is in contact with the welding materials through the opening 5, the whole protective cover 3 blocks a welding point cage, and after the whole protective cover 3 is detached, cleaning is performed, so that the welding slag is attached in the protective cover 3, and the service life of the protective cover 3 is prolonged;

compared with the prior art, the welding point is covered by the protective cover 3, so that the possibility of splash of sparks during welding is reduced, and the possibility of injury of sparks to operators during welding is further reduced.

As shown in fig. 3, in some embodiments, an inner housing 4 is mounted within the protective cover 3, the inner housing 4 comprising:

a main housing 401 connected to the mounting end 301, the main housing 401 being fixedly connected to the mounting end 301;

the auxiliary shell 402 is slidably mounted on the main shell 401, the auxiliary shell 402 is connected with the contact end 302, one end of the contact end 302, which is close to the opening 5, is fixedly connected with the auxiliary shell 402, the other end of the contact end 302 is fixedly connected with the mounting end 301, the sliding direction of the auxiliary shell 402 is close to or far away from the opening 5, when the contact end 302 is attached to a welding material, the auxiliary shell 402 slides away from the opening 5 in use, the contact end 302 is arched, the contact end 302 can be smoothly attached to the welding material, meanwhile, the auxiliary shell 402 can also protect the contact end 302, and the possibility that the contact end 302 is directly contacted with an internal height Wen Huoxing is reduced.

As shown in fig. 3 and 4, in some embodiments, the insert 6 is mounted on the welding end 101, the slot 7 for accommodating the insert 6 is formed on the outer wall of the side, away from the opening 5, of the mounting end 301, in use, the protective cover 3 is inserted into the welding end 101 by the slot 7, and the slot 7 is formed on the outer peripheral side of the side, away from the opening 5, of the mounting end 301, and when the contact end 302 is contacted with the welding material and deforms, the mounting end 301 is pressed closer to the insert 6, so that the protective cover 3 is not easily separated from the welding end 101 in use.

As shown in fig. 3, in some embodiments, the mounting end 301 and the main housing 401 are provided with a through hole 8, and the through hole 8 enables the interior of the mounting end 301 to be communicated with the outside, so that in use, the interior of the protective cover 3 is communicated with the outside through the through hole 8, the air fluidity of the interior of the protective cover 3 is increased, the temperature of the interior of the protective cover 3 in welding is reduced, and the influence of high temperature on the protective cover 3 is reduced.

As shown in fig. 2 and 3, in some embodiments, the through hole 8 is provided with the elbow 9, one end of the elbow 9 is communicated with the through hole 8, the nozzle orientation of the other end is consistent with the orientation of the opening 5, and the through hole 8 is communicated with the outside through the elbow 9, so that when in use, the inside of the protective cover 3 is communicated with the outside, and meanwhile, the Mars can be shot to welding materials even if being ejected through the through hole 8 through the guiding of the nozzle of the elbow 9, thereby reducing the injury of the Mars to operators.

As shown in fig. 2, in some embodiments, a filter plate 10 is installed on the pipe orifice of the elbow pipe 9, the filter plate 10 is used for reducing the caliber of the pipe orifice of the elbow pipe 9, the filter plate 10 is installed at the pipe orifice of the elbow pipe 9, the space for communicating the elbow pipe 9 with the outside is reduced, and a plurality of filter holes are formed in the filter plate, so that air can be communicated, and the possibility of spark splashing larger than the filter holes on the filter plate 10 is reduced.

As shown in fig. 3 and 4, in some embodiments, the baffle 11 is rotatably mounted on the mounting end 301, and the slot 7 is also formed on the baffle 11, when the baffle 11 rotates, the baffle 11 shields or contacts the slot 7 on the mounting end 301, and when the protective cover 3 is mounted, the baffle 11 is rotated to enable the slot 7 on the baffle 11 to be communicated with the slot 7 on the mounting end 301, and after the protective cover 3 is mounted, when the insert 6 is positioned in the slot 7 on the mounting end 301, the baffle 11 is rotated to enable the slot 7 on the baffle 11 to be disconnected from the slot 7 on the mounting end 301, so that other parts of the baffle 11 shield the slot 7 on the mounting end 301, further increasing the connection tightness between the protective cover 3 and the welding end 101, and reducing the possibility that the protective cover 3 is separated from the welding end 101 in use.

As shown in fig. 4, in some embodiments, the inner wall of the inner shell 4 is provided with a fireproof coating, the fireproof coating is constructed by a steel structure fireproof coating, and the steel structure fireproof coating is smeared on the inner wall of the inner shell 4 to form the fireproof coating, so that the possibility of damage to the inner shell 4 caused by sparks is reduced, and the service life of the inner shell 4 is prolonged.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. Arc stud welding gun suitable for automatic weld, including rifle shell (1) and welding power supply, rifle shell (1) with welding power supply connects, rifle shell (1) have welding end (101), be constructed on welding end (101) and be used for holding empty slot (2) of double-screw bolt, its characterized in that still includes:

the utility model provides a demountable installation is in safety cover (3) on welding end (101), safety cover (3) will welding end (101) periphery side wraps up, opening (5) have been seted up on safety cover (3), opening (5) make empty slot (2) communicate with the external world, the internal diameter of safety cover (3) is greater than the external diameter of welding end (101), safety cover (3) include installation end (301) and contact end (302), and safety cover (3) can dismantle with welding end (101) through installation end (301) and be connected, and contact end (302) are made by flexible material, contact end (302) are used for with welding material surface contact.

2. An arc stud welding gun suitable for automatic welding according to claim 1, characterized in that an inner housing (4) is mounted in the protective cover (3), said inner housing (4) comprising:

a main housing (401) connected to the mounting end (301);

-a sub-housing (402) slidably mounted on said main housing (401), said sub-housing (402) being connected to said contact end (302).

3. An arc stud welding gun suitable for automatic welding according to claim 2, characterized in that the welding end (101) is provided with an insert (6), and the outer wall of the side of the mounting end (301) away from the opening (5) is provided with a slot (7) for accommodating the insert (6).

4. An arc stud welding gun suitable for automatic welding according to claim 3, characterized in that the mounting end (301) and the main shell (401) are provided with a through opening (8), and the through opening (8) enables the interior of the mounting end (301) to be communicated with the outside.

5. An arc stud welding gun suitable for automatic welding according to claim 4, characterized in that the through hole (8) is provided with an elbow pipe (9), one end of the elbow pipe (9) is communicated with the through hole (8), and the nozzle orientation of the other end is consistent with the orientation of the opening (5).

6. An arc stud welding gun suitable for automatic welding according to claim 5, characterized in that a filter plate (10) is mounted on the mouth of the elbow (9), said filter plate (10) being used to reduce the caliber of the mouth of the elbow (9).

7. An arc stud welding gun suitable for automatic welding according to claim 3, characterized in that a baffle plate (11) is rotatably mounted on the mounting end (301), a slot (7) is also formed in the baffle plate (11), and when the baffle plate (11) rotates, the baffle plate (11) shields or contacts the slot (7) on the mounting end (301).

8. An arc stud welding gun suitable for automatic welding according to claim 2, characterized in that the inner wall of the inner shell (4) is provided with a fire-resistant coating.