CN211305162U

CN211305162U - Magnetic blow correction welding device

Info

Publication number: CN211305162U
Application number: CN201922031579.9U
Authority: CN
Inventors: 孙民康
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-21
Filing date: 2019-11-21
Publication date: 2020-08-21
Anticipated expiration: 2029-11-21

Abstract

The utility model discloses the device discloses a welding set is corrected in magnetic blow, mainly include the electric arc post, correct the board, correct magnetic field, welding seam, electric arc column bottom melts the welding material and forms the welding seam, and it produces through the core wire burning, the inside lead to of core wire has arranges the electric current direction that produces according to the power, core wire surface parcel has the core wire skin, the cover is corrected to core wire skin outer end face mountable, correct the outer end-face connection of cover correct on the board, correct the board and can produce and correct magnetic field, useful part: the magnetic blow correction welding device is designed, a correction plate with magnetic induction is added in the welding operation process to move along with the correction plate, the direction magnetic field with the dense magnetic induction lines on the side part of the current direction is sparse, the inductive forces on two sides are approximately equal, the deviation and inclination of an arc column are avoided, the stability of the arc column is guaranteed, and the welding effect is achieved.

Description

Magnetic blow correction welding device

Technical Field

The utility model belongs to the welding set field, concretely relates to welding set is corrected in magnetic blow-off.

Background

At present, argon arc welding machine often can appear magnetic blow phenomenon when in actual use to lead to electric arc unstable, the unable shaping of welding seam finally leads to the welding failure, generally to preventing that the measure of magnetic blow is mainly: the residual magnetism on the weldment is reduced, and the residual magnetism around the welding seam is reduced by utilizing a method of locally heating the weldment so as to reduce the magnetic blow of the electric arc; secondly, in the research at home and abroad, a plurality of measures and methods are taken when welding is carried out in a magnetic field environment by using an anti-demagnetization method to generate an opposite magnetic field on a weldment to counteract residual magnetism on the weldment, so that the influence of magnetic blow on welding electric arc is overcome and eliminated, the measures and the methods are complex or inflexible and convenient, the effect is not ideal through field welding practice, the existing devices are designed to eliminate the magnetic blow or reduce the magnetic blow, firstly, the existence of the magnetic field in the lead current is inevitable, the existence form of the magnetic field only influences the instability of the electric arc, and the external device can be implemented to guide the existing magnetic field to straighten so as to ensure the stability of an electric arc column and achieve the welding effect.

Disclosure of Invention

To above not enough, the utility model discloses the device provides a welding set is corrected in magnetic blow.

The utility model discloses the technical scheme that its technical problem was solved to the device adopted is: the device mainly comprises an electric arc column, a correcting plate, a correcting magnetic field and a welding seam, wherein a welding material is melted at the bottom of the electric arc column to form the welding seam, the welding seam is generated by burning a core wire, the interior of the core wire is communicated with a current direction generated according to power supply arrangement, the outer surface of the core wire is wrapped with a core wire skin, the outer end face of the core wire skin can be provided with a correcting sleeve, the outer end face of the correcting sleeve is connected to the correcting plate, and the correcting plate can generate the correcting magnetic field; the outer end face of one side of the correction sleeve is provided with a hinged joint, a hinged frame is connected through the hinged joint in an installing mode, the other end of the hinged frame is hinged to the top of the correction plate, the bottom of the correction plate is provided with a plurality of rollers, the rollers drive the correction plate to be in rolling contact with the upper surface of a welding material, side frames are fixedly and symmetrically arranged on the end faces of two sides of the correction plate, the bottom ends of the side frames are provided with the rollers and are in rolling contact with the surface of the welding material, a power supply anode and a power supply cathode are connected up and down according to the current direction, a left magnetic field and a right magnetic field are generated on the peripheral side of the correction sleeve through the current direction, an original right magnetic field is generated on one side without the correction plate, a generated arc column is a deflection arc column which deviates from an axis to incline, the original right magnetic field is denser, the magnetic induction lines of the left magnetic field, the density of the magnetic induction lines of the left magnetic field and the right magnetic field is approximate, and the correction plate is connected to the outer end face of the correction sleeve, wherein the side end is the current direction side.

The working principle is as follows: before a correction plate is not added, the two sides of a welding core or an arc column generate an original right magnetic field and a left magnetic field, the original right magnetic induction lines are denser, the magnetic induction lines of the left magnetic field are sparser, so that induced stress F right is larger than F left, so that the arc column generates a deviated deflection arc column, and a certain quality influence is generated on a bottom welding seam.

The outer terminal surface in correction cover one side is provided with articulated joint, through articulated joint erection joint has articulated frame, the articulated frame other end is articulated to be connected correct the board top, can carry out the low-angle rotation according to welding angle, just correct the board bottom and be provided with a plurality of gyro wheels, the gyro wheel drives correct board and welding material upper surface rolling contact, correct the fixed symmetry of board both sides terminal surface and be provided with the collateral branch frame, the gyro wheel is installed to collateral branch frame bottom to with welding material surface rolling contact, guarantee that welding operation carries out the in-process, correct the board and be in vertical migration, prevent to correct the fluctuation of magnetic field, influence the welding seam quality once more.

Has the advantages that: the magnetic blow correction welding device is designed, a correction plate with magnetic induction is added in the welding operation process to move along with the correction plate, the direction magnetic field with the dense magnetic induction lines on the side part of the current direction is sparse, the inductive forces on two sides are approximately equal, the deviation and inclination of an arc column are avoided, the stability of the arc column is guaranteed, and the welding effect is achieved.

Drawings

The device of the present invention will be further explained with reference to the drawings and the embodiments.

FIG. 1 is a side view of a magnetic blow straightening welding apparatus of the present invention;

FIG. 2 is a front view of the magnetic blow straightening welding apparatus of the present invention;

FIG. 3 is a schematic diagram of a magnetic blow straightening welding apparatus of the present invention;

FIG. 4 is a diagram of the original magnetic field distribution of the magnetic blow correction welding apparatus of the present invention;

1. the welding wire comprises a power supply anode, 2 parts of a welding core, 3 parts of a left magnetic field, 4 parts of a right magnetic field, 4-1 parts of an original right magnetic field, 5 parts of a current direction, 6 parts of an arc column, 6-1 parts of a deflection arc column, 7 parts of a welding core skin, 8 parts of welding materials, 9 parts of a power supply cathode, 10 parts of a correcting plate, 11 parts of a roller, 12 parts of a side support, 13 parts of a hinged support, 14 parts of a hinged joint, 15 parts of a correcting magnetic field, 16 parts of a correcting sleeve and 17 parts of a welding seam.

Detailed Description

As shown in fig. 1-4, the device mainly comprises an arc column 6, a correcting plate 10, a correcting magnetic field 15 and a welding seam 17, wherein a welding material 8 is melted at the bottom of the arc column 6 to form the welding seam 17, the welding seam is generated by burning a core wire 2, the inner part of the core wire 2 is communicated with a current direction 5 generated according to power supply arrangement, the outer surface of the core wire 2 is wrapped with a core wire skin 7, the outer end surface of the core wire skin 7 can be provided with a correcting sleeve 16, the outer end surface of the correcting sleeve 16 is connected to the correcting plate 10, and the correcting plate 10 can generate the correcting magnetic field 15; the outer end face of one side of the correction sleeve 16 is provided with a hinged joint 14, the hinged joint 14 is connected with a hinged frame 13 in an installing mode, the other end of the hinged frame 13 is hinged to the top of the correction plate 10, the bottom of the correction plate 10 is provided with a plurality of rollers 11, the rollers 11 drive the correction plate 10 to be in rolling contact with the upper surface of a welding material 8, the end faces of two sides of the correction plate 10 are fixedly and symmetrically provided with side frames 12, the bottom ends of the side frames 12 are provided with the rollers 11 and are in rolling contact with the surface of the welding material 8, a power supply anode 1 and a power supply cathode 9 are connected up and down according to the current direction 5, a left magnetic field 3 and a right magnetic field 4 are generated on the peripheral side of the correction sleeve 16 through the current direction 5, an original right magnetic field 4-1 is generated on the front side without the correction plate 10, the generated arc column 6 is a deflection column 6-1 with an inclined, the magnetic induction lines of the left magnetic field 3 are sparse, after the correction plate 10 is added, the generated correction magnetic field 15 weakens the original right magnetic field 4-14 magnetic induction lines, the density of the magnetic induction lines of the left magnetic field 3 and the right magnetic field 4 is approximate, the correction plate 10 is connected to the outer end face of the correction sleeve 16, and the side end is the side in the current direction 5.

The technical effects and the working principle are as follows: before the correction plate 10 is not added, the original right magnetic field 4-1 and the original left magnetic field 3 are generated at two sides of a welding core 2 or an arc column 6, the magnetic induction lines of the original right magnetic field 4-1 are relatively dense, the magnetic induction lines of the left magnetic field 3 are relatively sparse, so that the induced stress F right is larger than F left, so that the arc column 6 generates a deviated arc column 6-1, and a certain quality influence is generated on a bottom welding seam 17, a novel magnetic bias blow correction welding device is designed, the correction plate 10 is connected and added at one side in the current direction 5, the correction plate 10 at the side with the dense magnetic induction lines moves along with the movement of welding operation under the rolling of a roller 11, and the correction plate 10 is made of metal material and has a certain magnetic effect, a part of the magnetic induction lines are offset by the correction magnetic field 15 of the correction plate 10, so that the original right magnetic induction lines 4-1 with the dense magnetic induction lines become sparse, and the induced stress F right is approximately equal to F left, the arc deflection column 6-1 is changed into an arc column 6 with the same axis, so that the influence on the welding seam is eliminated.

The outer terminal surface in one side of the correction sleeve 16 is provided with a hinged joint 14, a hinged frame 13 is connected to the hinged joint 14 in an installing mode, the other end of the hinged frame 13 is hinged to the top of the correction plate 10, a plurality of idler wheels 11 are arranged at the bottom of the correction plate 10, the idler wheels 11 drive the correction plate 10 to be in rolling contact with the upper surface of a welding material 8 and can rotate at a small angle according to a welding angle, the side end surfaces of the two sides of the correction plate 10 are fixedly and symmetrically provided with side frames 12, the idler wheels 11 are installed at the bottom ends of the side frames 12 and are in rolling contact with the surface of the welding material 8, and the correction plate 10 is in vertical movement in the welding operation process, so that fluctuation of a correction magnetic field 15 is.

Claims

1. The utility model provides a welding set is corrected in magnetic blow, mainly includes electric arc post (6), corrects board (10), corrects magnetic field (15), welding seam (17), its characterized in that: the electric arc post (6) bottom melts welding material (8) and forms welding seam (17), and it produces through core wire (2) burning, the inside circular telegram of core wire (2) has current direction (5) of arranging the production according to the power, core wire (2) surface parcel has core piece skin (7), cover (16) is corrected to the mountable of core piece skin (7) outer terminal surface, correct cover (16) outer terminal surface connect correct on board (10), correct board (10) can produce and correct magnetic field (15).

2. A magnetic blow corrective welding device as in claim 1 wherein: the outer terminal surface of one side of the correction sleeve (16) is provided with a hinged joint (14), the hinged joint (14) is connected with a hinged frame (13) in an installing mode, the other end of the hinged frame (13) is hinged to the top of the correction plate (10), a plurality of rollers (11) are arranged at the bottom of the correction plate (10), and the rollers (11) drive the correction plate (10) to be in rolling contact with the upper surface of the welding material (8).

3. A magnetic blow corrective welding device as in claim 1 wherein: the straightening plate is characterized in that side brackets (12) are fixedly and symmetrically arranged on the end faces of two sides of the straightening plate (10), and rollers (11) are mounted at the bottom ends of the side brackets (12) and are in rolling contact with the surface of the welding material (8).

4. A magnetic blow corrective welding device as in claim 1 wherein: and a power supply anode (1) and a power supply cathode (9) are vertically connected according to the current direction (5), and a left magnetic field (3) and a right magnetic field (4) are generated at the peripheral side of the correction sleeve (16) through the current direction (5).

5. A magnetic blow corrective welding device as in claim 1 wherein: the original right magnetic field (4-1) is generated on the front side without the correction plate (10), and the generated arc column (6) is a deflection arc column (6-1) inclined from the axis.

6. A magnetic blow corrective welding device as in claim 5 wherein: the magnetic induction lines of the original right magnetic field (4-1) are dense, the magnetic induction lines of the left magnetic field (3) are sparse, and after the correction plate (10) is added, the generated correction magnetic field (15) weakens the magnetic induction lines of the original right magnetic field (4-1), so that the density of the magnetic induction lines of the left magnetic field (3) and the right magnetic field (4) is approximate.

7. A magnetic blow corrective welding device as in claim 1 wherein: the straightening plate (10) is connected to the outer end face of the straightening sleeve (16), and the side end is the current direction (5).