CN212239565U - Magnetic lapping device of electric welding machine - Google Patents
Magnetic lapping device of electric welding machine Download PDFInfo
- Publication number
- CN212239565U CN212239565U CN202020988113.8U CN202020988113U CN212239565U CN 212239565 U CN212239565 U CN 212239565U CN 202020988113 U CN202020988113 U CN 202020988113U CN 212239565 U CN212239565 U CN 212239565U
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- China
- Prior art keywords
- insulating plate
- magnetic
- fixing piece
- welding
- lap joint
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Abstract
The utility model provides a magnetic lapping device of an electric welding machine, which comprises a lapping body, an insulating plate and a magnetic fixing piece; the lap joint body is arranged on the insulating plate and penetrates through the insulating plate; the magnetic fixing piece is arranged below the other insulating plate; the lap joint body is detachably connected with the insulating plate, and the size of the lap joint body extending out of the lower surface of the insulating plate is adjustable. The utility model discloses simple structure does not receive the restriction of welding structure shape, and welding process is stable, can not drop.
Description
Technical Field
The utility model relates to a welding equipment technical field, concretely relates to electric welding magnetic force bridging device.
Background
The welding has the advantages of firmness, reliability, flexible application, simple and convenient operation, high strength and the like, so the welding machine is widely applied to various industries such as aerospace, shipbuilding, mines, metallurgy, buildings and the like, is indispensable metal welding equipment for welding, ignites electric arcs when the positive pole and the negative pole of the welding machine are in instant short circuit, melts welding rods and welding materials by utilizing the generated electric arcs, and achieves the purpose of combining the welding rods and the welding materials after cooling.
When an electric welding machine is used for welding a metal workpiece, one end of a zero wire of the electric welding machine is required to be lapped on the workpiece, so that a welding rod of the electric welding operation forms a current loop with the welding rod. The commonly used lapping device in the prior art is limited by the shape of a welded connecting piece, can not realize lapping when meeting a cylinder or a large-scale component, is easy to cause unstable lapping when in use, and is easy to fall off in the operation process to influence the operation progress.
SUMMERY OF THE UTILITY MODEL
To not enough and defect among the prior art, the utility model provides an electric welding magnetic force bridging device for solve bridging device and receive by the restriction of welding shape and tower and connect unstable problem.
In order to achieve the above and other related objects, the present invention provides a magnetic lapping device for an electric welding machine, which comprises a lapping body, an insulating plate and a magnetic fixing member; the lap joint body is arranged on the insulating plate and penetrates through the insulating plate; the magnetic fixing piece is arranged below the insulating plate; the lap joint body is detachably connected with the insulating plate.
In an embodiment of the present invention, the device for fixing the ground wire is disposed on the lapping body.
In an embodiment of the present invention, the lapping body is a conductive screw.
In an embodiment of the present invention, the conductive screw passes through the insulating plate and is fixed on the insulating plate by the mounting nut.
In an embodiment of the present invention, the lower end of the lap joint body is processed into a needle point shape.
In an embodiment of the present invention, the magnetic fixing member is installed below the insulating plate through a bolt.
In an embodiment of the present invention, the magnetic fixing member is a permanent magnet.
In an embodiment of the present invention, a metal protection shell is disposed outside the magnetic fixing member.
As described above, the utility model discloses following beneficial effect has: the lap joint body is connected with the magnetic fixing piece through the insulating plate, the lower end of the lap joint body is contacted with a structural part to be welded, the magnetic fixing piece is adsorbed on the structural part to be welded by the aid of magnetism of the magnetic fixing piece, and a grounding wire of an electric welding machine is connected to the lap joint body in a tower shape, so that a loop is formed between the grounding wire and the electric welding tongs and the structural part to be welded; the magnetic fixing piece is adsorbed on the structural part to be welded and cannot fall off in the welding process; the lower end of the lap joint body can be processed into a pointed shape, when a paint film is arranged on the surface of a welding part, the paint film can penetrate through the welding part to be directly contacted with the welding part body, and the welding operation cannot be influenced due to poor contact caused by the paint film; the magnetic fixing piece surface still can set up the metal protection shell, prevents on the one hand that welding in-process electric spark from wounding the magnetic fixing piece, and on the other hand can prevent that iron fillings from adsorbing on the magnetic fixing piece surface, need further clean and increase work load.
Drawings
The features and advantages of the invention will be more clearly understood by reference to the accompanying drawings, which are schematic and should not be understood as imposing any limitation on the invention, in which:
fig. 1 shows a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the present invention in use.
Reference numerals
1 overlapping body
2 mounting nut
3 fastening nut
4 insulating board
5 magnetic fixing piece
6 electric welding machine
7 electric welding tongs
8 structural part to be welded
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.
It should be noted that the drawings provided in the present embodiment are only schematic and illustrate the basic idea of the present invention, and although the drawings only show the components related to the present invention and are not drawn according to the number, shape and size of the components in actual implementation, the form, quantity and proportion of the components in actual implementation may be changed arbitrarily, and the layout of the components may be more complicated. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
The electric welding machine lap joint is mainly used for various electric welding machine construction operations. During operation, the front end of the grounding is connected with a structural part to be welded or other metal structural parts capable of forming a current loop with the structural part to be welded, and the rear end of the grounding is connected with a grounding wire of an electric welding machine, so that the welding current has a complete closed loop, and the continuity of the current and the stable combustion of electric arc are ensured.
Referring to fig. 1, the present invention provides a magnetic lapping device for an electric welding machine, which includes a lapping body 1, an insulating plate 4 and a magnetic fixing member 5; the lap joint body 1 is arranged on the insulating plate 4 and penetrates through the insulating plate 4 from top to bottom; the magnetic fixing piece 5 is arranged below the insulating plate 4; the lap joint body 1 and the insulating plate 4 are detachably connected, the size of the lap joint body 1 extending out of the insulating plate 4 can be adjusted by adjusting the position of the lap joint body 1, and it is emphasized that when the magnetic lap joint device is adsorbed on the welding surface of the welded structural member 8 through the magnetic fixing piece 5, the size of the lap joint body 1 extending out of the insulating plate 4 must be capable of contacting the welding surface of the welded structural member. The lap joint body 1 is used for being connected with the earth connection of welded structure spare and electric welding, and magnetism mounting 5 utilizes the magnetism of self to adsorb on the welded structure spare of any shape, and whole bridging device does not receive by the restriction of welded structure spare shape and welding process, and magnetism mounting 5 firmly adsorbs on waiting to weld the structure spare, can not drop, and welding process is stable. The lap joint body 1 is connected with the magnetic fixing piece 5 through the insulating plate 4, and the insulating plate 4 separates the lap joint body 1 from the magnetic fixing piece 5 to prevent electric leakage and electricity crosstalk in the welding process.
Referring to fig. 1, in an embodiment, the bonding body 1 is a conductive screw, a thread is disposed on an outer surface of the conductive screw, a through hole or a screw hole having a size matched with that of the conductive screw is disposed on the insulating plate 4, the conductive screw passes through the insulating plate 4 from top to bottom and is fixed by a nut, for example, two mounting nuts 2 are respectively sleeved from the upper end and the lower end of the conductive screw and screwed along the thread on the outer surface of the conductive screw, the conductive screw is fixed on the insulating plate 4, a ground wire fixing device such as a fastening nut 3 is further disposed on the conductive screw, and the ground wire is wound on the conductive screw and is fastened and compressed by. The magnetic fixing member 5 is installed under the other end of the insulating plate 4, for example, screw holes may be provided in the insulating plate 4 and the magnetic fixing member 5, and then the magnetic fixing member 5 is installed on the insulating plate 4 by a stud bolt. The size of the conductive screw extending out of the insulating plate 4 is adjustable, the mounting nut 2 is firstly unscrewed, the size of the conductive screw extending out of the insulating plate 4 is adjusted, and then the mounting nut 2 is screwed down. Need to guarantee when using above-mentioned bridging device to weld, magnetism mounting 5 adsorbs at the face of weld of welded structure, and the size that conductive screw stretches out the insulation board 4 lower surface can contact the face of weld of welded structure, if the conductive screw lower extreme does not contact the face of weld of welded structure, must adjust until the conductive screw lower extreme contacts the face of weld of welded structure.
Referring to fig. 1, in another embodiment, the lower end of the body 1 may be processed into a needle-point shape. In the processing and manufacturing process, manufacturers spray a paint film on the surface of a product in order to prevent the product from rusting and influence the service life of the product, or in order to make the product beautiful. The existence of the paint film can obstruct the contact of the lap joint body 1 and the welding surface of the welded structural part when welding work is carried out, the welding operation is influenced due to poor contact, if the paint film is removed before welding, not only the operation efficiency is influenced, but also paint needs to be sprayed again after the welding is finished, and the processing cost is increased. The lower end of the lap joint body 1 is processed into a needle point shape, when a paint film is arranged on the surface of a to-be-welded structural part, the paint film on the surface of the to-be-welded structural part does not need to be scraped in advance, the tip of the lap joint body 1 is directly utilized to puncture the paint film on the surface of the to-be-welded structural part, the conductive screw is in contact with the welding surface of the to-be-welded structural part, the influence on welding operation caused by poor contact of the lap joint body 1 and the to-be-welded structural part 8 due to the blockage of the paint film.
Referring to fig. 1, in some other embodiments, the magnetic fixing member 5 may be a permanent magnet, which has strong magnetism and is more firmly attached. The surface of the magnetic fixing piece 5 can be additionally provided with a metal protection shell, the lower end of the metal protection shell is open, a screw hole is formed in the upper end face of the metal protection shell, the metal protection shell and the magnetic fixing piece 5 are fixed together through a stud, the lower end face of the metal protection shell is flush with the bottom face of the magnetic fixing piece 5, the bottom face of the magnetic fixing piece 5 is contacted with a welded structural piece, and the magnetic fixing piece is adsorbed on the welded structural piece by self magnetic force. The metal protection shell can protect magnetic fixing piece 5 not hit by the spark in welding process and damage on the one hand, and on the other hand also can prevent iron fillings absorption on magnetic fixing piece surface, needs further clean and increase work load.
Referring to fig. 2, the use of the magnetic lapping device for an electric welding machine provided by the present invention is as follows:
the magnetic lapping device of the electric welding machine is adsorbed on a welded structural part 8 through a magnetic fixing part 5, the tip of the lower part of a lapping body 1 is contacted with the welded structural part 8, if the lapping body 1 is not contacted with the welding surface of the welded structural part 8, the size of the lapping body 1 extending out of an insulating plate 4 can be adjusted until the lower end of the lapping body 1 is contacted with the welding surface of the welded structural part 8; the tower earth wire of the welding bug 6 is then fixed to the bridging body 1 by fixing means, such as fastening bolts 3, on the bridging body 1, and the electrode holder 7 is connected to the welding bug 6 by a wire, whereby a closed current loop is formed between the bridging body 1, the welding bug 6, the electrode holder 7 and the structure 8 to be welded. The metal protective housing of 5 surfaces of magnetic fixing piece protects magnetic fixing piece 5 in the casing, can protect magnetic fixing piece 5 not receive the electric current striking sparks to damage in welding process on the one hand, and on the other hand has saved the time of foreign matter such as clearance iron fillings, has improved work efficiency.
To sum up, the utility model connects the lap joint body with the magnetic fixing piece through the insulating board, the magnetic fixing piece is absorbed on the structural piece to be welded by the magnetic force of the magnetic fixing piece, and the lap joint device can not fall off in the welding process; the lower end of the lap joint body is processed into a pointed shape, when a paint film is arranged on the surface of a weldment, the paint film can be penetrated to directly contact with the weldment body, and poor contact caused by the paint film can be avoided, so that welding operation is not influenced. The utility model discloses a this kind of magnetic force bridging device simple structure does not receive the restriction by the welded structure shape, and the range of application is wide. Therefore, the utility model discloses thereby effectively overcome some practical problems among the prior art and had very high use value and use meaning.
The above-described embodiments are merely illustrative of the principles of the present invention and its efficacy, rather than limiting the same, and various modifications and variations can be made by those skilled in the art without departing from the spirit and scope of the invention, such modifications and variations all falling within the scope of the appended claims.
Claims (8)
1. The utility model provides an electric welding magnetic force bridging device which characterized in that: comprises a lapping body, an insulating plate and a magnetic fixing piece;
the lap joint body is arranged on the insulating plate and penetrates through the insulating plate;
the magnetic fixing piece is arranged below the insulating plate;
the lap joint body is detachably connected with the insulating plate.
2. The magnetic clutch of claim 1, wherein: and a device for fixing the grounding wire of the electric welding machine is arranged on the lapping body.
3. The magnetic clutch of claim 1, wherein: the lapping body is a conductive screw.
4. The magnetic clutch of claim 3, wherein: the conductive screw penetrates through the insulating plate and is fixed on the insulating plate through a mounting nut.
5. The magnetic clutch of claim 1, wherein: the lower end of the lapping body is processed into a needle point shape.
6. The magnetic clutch of claim 1, wherein: the magnetic fixing piece is installed below the insulating plate through a bolt.
7. The magnetic splicing device of claim 1 or 6, wherein: the magnetic fixing piece is a permanent magnet.
8. The magnetic clutch of claim 1, wherein: and a metal protective shell is arranged outside the magnetic fixing piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020988113.8U CN212239565U (en) | 2020-06-03 | 2020-06-03 | Magnetic lapping device of electric welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020988113.8U CN212239565U (en) | 2020-06-03 | 2020-06-03 | Magnetic lapping device of electric welding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212239565U true CN212239565U (en) | 2020-12-29 |
Family
ID=73978313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020988113.8U Expired - Fee Related CN212239565U (en) | 2020-06-03 | 2020-06-03 | Magnetic lapping device of electric welding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212239565U (en) |
-
2020
- 2020-06-03 CN CN202020988113.8U patent/CN212239565U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201229 Termination date: 20210603 |