CN110756960A - Tungsten electrode infinite rotation narrow gap welding joint - Google Patents
Tungsten electrode infinite rotation narrow gap welding joint Download PDFInfo
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- CN110756960A CN110756960A CN201911125174.XA CN201911125174A CN110756960A CN 110756960 A CN110756960 A CN 110756960A CN 201911125174 A CN201911125174 A CN 201911125174A CN 110756960 A CN110756960 A CN 110756960A
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- tungsten electrode
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- linear motion
- infinite
- swing angle
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- 238000003466 welding Methods 0.000 title claims abstract description 90
- 229910052721 tungsten Inorganic materials 0.000 title claims abstract description 81
- 239000010937 tungsten Substances 0.000 title claims abstract description 81
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 title claims abstract description 79
- 230000007246 mechanism Effects 0.000 claims description 12
- 238000009434 installation Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
- 150000003657 tungsten Chemical class 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/16—Arc welding or cutting making use of shielding gas
- B23K9/167—Arc welding or cutting making use of shielding gas and of a non-consumable electrode
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/32—Accessories
- B23K9/321—Protecting means
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Arc Welding In General (AREA)
Abstract
The invention discloses a tungsten electrode infinite rotation narrow gap welding joint, wherein a machine head rotating unit is fixed on an external moving device, one side of a linear motion unit is fixedly connected with the machine head rotating unit, the other side of the linear motion unit is fixedly connected with a tungsten electrode swing angle unit, and a narrow gap welding gun and a gas protection unit are simultaneously fixed on the tungsten electrode swing angle unit.
Description
Technical Field
The invention relates to the technical field of narrow-gap TIG welding, in particular to a machine head device of an infinite-rotation narrow-gap welding gun.
Background
With the rapid development of economic technology, TIG welding has the characteristics of good welding quality, wide application and the like, and is applied to the field of welding and manufacturing of various products. Aiming at the welding of heavy container products, the welding device relates to the welding of welding seams at various positions, and most of the welding devices adopt different welding devices for welding at different welding positions at present, so that the problems of various models of the welding devices, large occupied area and the like exist. Therefore, higher requirements are put on the structure and the function of the head of the welding machine.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the welding head which has the advantages of reliable structure, complete functions, safe and convenient use, and can carry out multi-functional and multi-directional vertical welding, ring welding, flat welding and transverse welding by matching with a track walking mechanism, thereby realizing that the welding head meets the welding requirements of various welding positions.
According to the tungsten electrode infinite rotation narrow gap welding joint, a machine head rotating unit is fixed on an external moving device, one side of a linear motion unit is fixedly connected with the machine head rotating unit, the other side of the linear motion unit is fixedly connected with a tungsten electrode swing angle unit, and a narrow gap welding gun and a gas protection unit are simultaneously fixed on the tungsten electrode swing angle unit.
Further optimizing, in order to increase the moving distance of the machine head in the vertical direction and finely adjust the moving distance of the machine head, a linear motion sliding rail device is arranged between the linear motion unit and the tungsten electrode swing angle unit.
Further preferably, one end of the rotary support of the handpiece rotating unit is fixed on the external moving device, the other end of the rotary support of the handpiece rotating unit is fixed with the linear motion unit through a fixed connecting pin, and the handpiece rotating unit can move along with the external moving device.
Further optimizing, the motor A of the linear motion unit is connected with the linear module through a coupler, the mounting seat A is closed on the linear module through a screw, and the linear motion unit can rotate along with the machine head rotating unit to adjust the angle.
Further optimize, tungsten utmost point pivot angle unit's electrically conductive slip ring subassembly and gyration subassembly be connected, be connected as an organic whole with motor B and electrically conductive slip ring subassembly and gyration subassembly through drive coupling assembling to fixed mounting is on base A, the gyration subassembly both sides are equipped with mount pad B.
Further optimizing, the narrow gap welding gun comprises a welding gun main body, a wire feeding mechanism and a tungsten electrode, wherein the welding gun main body connected with the tungsten electrode swing angle unit is fixedly connected with the wire feeding mechanism through a screw, the tungsten electrode is placed in a tungsten electrode clamp of the welding gun main body, and the tungsten electrode can be driven by the tungsten electrode swing angle unit to realize angle turning and can be replaced at any time in the using process.
Further optimize, the adjusting device of gas protection unit install on tungsten utmost point pivot angle unit, the gas protection unit directly lets in the welder tungsten utmost point position with external gas through the trachea for gas protection around the tungsten utmost point during the welding, the gas protection cover is installed on the adjusting device, and gas protection unit accessible adjusting device adjusts, and adjustment adjusting device makes the gas protection cover reasonable to the distance on welding seam surface.
Further optimizing, the base B of the linear motion sliding rail device is provided with a sliding rail and a sliding block, and the mounting seat C is mounted on the sliding block through a locking screw.
Further preferably, the motor is a stepping motor.
The invention has the advantages that the ① welding head has complete functions and compact structure, is suitable for welding the welding seams at different working condition positions, is convenient and quick to adjust the angle of ②, is used for ③ full-automatic welding, reduces manual operation, saves labor intensity and improves welding quality.
Drawings
FIG. 1 is a schematic view of the overall structure of a tungsten electrode infinite-rotation narrow-gap welding head according to the present invention
FIG. 2 is an exploded view of a tungsten electrode infinite rotation narrow gap welding head according to the present invention
The labels in the figure are: 1-a head rotation unit; 2-a linear motion unit; 2-1, motor A; 2-2 linear modules; 2-3, mounting seat A; 3-a linear motion slide rail device; 3-1, base B; 3-2, a slide rail; 3-3 sliding blocks; 3-4 of a mounting seat C; 3-5 locking screws; 4-tungsten electrode swing angle unit; 4-1 base A; 4-2, motor B; 4-3 driving the connecting assembly; 4-4 conductive slip ring assemblies; 4-5 rotating assemblies; 5-narrow gap welding gun; 5-1 welding gun main body; 5-2 tungsten electrode; 5-3, a wire feeding mechanism; 6-a gas protection unit; 6-1 gas shield; 6-2 adjusting device
Detailed Description
The tungsten electrode infinite rotation narrow gap welding joint and the use method thereof are further explained with reference to the attached drawings.
According to the tungsten electrode infinite rotation narrow gap welding joint, a machine head rotating unit 1 is fixed on an external moving device, one side of a linear motion unit 2 is fixedly connected with the machine head rotating unit 1, the other side of the linear motion unit 2 is fixedly connected with a tungsten electrode swing angle unit 4, and a narrow gap welding gun 5 and a gas protection unit 6 are simultaneously fixed on the tungsten electrode swing angle unit 4.
In order to increase the moving distance of the machine head in the vertical direction and finely adjust the moving distance of the machine head, a linear motion sliding rail device 3 is arranged between the linear motion unit 2 and the tungsten electrode swing angle unit 4.
One end of a rotary support of the machine head rotating unit 1 is fixed on an external moving device, the other end of the rotary support is fixed with the linear motion unit 2 through a fixed connecting pin, and the machine head rotating unit 1 can move along with the external moving device.
A motor A2-1 of the linear motion unit 2 is connected with the linear module 2-2 through a coupler, a stepping motor is selected as the motor A2-1, a mounting seat A2-3 is fastened on the linear module 2-2 through a screw, and the linear motion unit 2 can be adjusted in angle along with the rotation of the handpiece rotating unit 1.
The conductive slip ring assembly 4-4 and the rotary assembly 4-5 of the tungsten electrode swing angle unit 4 are connected, a motor B4-2, the conductive slip ring assembly 4-4 and the rotary assembly 4-5 are connected into a whole through a driving connection assembly 4-3 and are fixedly installed on a base A4-1, the motor B4-2 adopts a stepping motor, and installation bases B are arranged on two sides of the rotary assembly 4-5.
The narrow-gap welding gun 5 comprises a welding gun main body 5-1, a wire feeding mechanism 5-3 and a tungsten electrode 5-2, wherein the welding gun main body 5-1 connected with a tungsten electrode swing angle unit 4 is fixedly connected with the wire feeding mechanism 5-3 through a screw, the tungsten electrode 5-2 is placed in a tungsten electrode clamp of the welding gun main body 5-1, and the tungsten electrode 5-2 can be driven by the tungsten electrode swing angle unit 4 to realize angle turning and can be replaced at any time in the using process.
An adjusting device 6-2 of a gas protection unit 6 is arranged on a tungsten electrode swing angle unit 4, external gas is directly introduced into the position of a welding gun tungsten electrode 5-2 by the gas protection unit 6 through a gas pipe and is used for gas protection around the tungsten electrode 5-2 during welding, a gas protection cover 6-1 is arranged on the adjusting device 6-2, the gas protection unit 6 can be adjusted through the adjusting device 6-2, and the adjusting device 6-2 is adjusted to enable the distance from the gas protection cover 6-1 to the surface of a welding seam to be reasonable.
A sliding rail 3-2 and a sliding block 3-3 are arranged on a base B3-1 of the linear motion sliding rail device 3, an installation seat C3-4 is arranged on the sliding block 3-3 through a locking screw 3-5, and an installation seat C3-4 can move on the sliding rail 3-2 along with the sliding block 3-3.
The first embodiment is as follows: according to the tungsten electrode infinite rotation narrow gap welding joint, a machine head rotating unit 1 is fixed on an external moving device, one side of a linear motion unit 2 is fixedly connected with the machine head rotating unit 1, one end of a rotation support of the machine head rotating unit 1 is fixed on the external moving device, and the machine head rotating unit 1 can move along with the external moving device. The other side of the linear motion unit 2 is fixedly connected with a tungsten electrode swinging angle unit 4 and the linear motion unit 2, a motor A2-1 of the linear motion unit 2 is connected with the linear module 2-2 through a coupler, a mounting seat A2-3 is connected on the linear module 2-2 through a screw handle, one end, opposite to the end, connected with an external moving device, of a rotary support of the handpiece rotating unit 1 is connected with the back of the linear module 2-2 through a fixed connecting pin, the motor A2-1 adopts a stepping motor, a mounting seat A2-3 is connected with the linear module 2-2 through a screw handle, the linear motion unit 2 can carry out angle adjustment along with the rotation of the handpiece rotating unit 1, a base A4-1 of the tungsten electrode swinging angle unit 4 is connected with a mounting seat A2-3 of the linear motion unit 2 through a screw, and the base A4-1 is used as a reference for mounting the motor, The device comprises a conductive slip ring assembly 4-4 and a rotary assembly 4-5, wherein the conductive slip ring assembly 4-4 and the rotary assembly 4-5 of a tungsten electrode swing angle unit 4 are connected, a motor B4-2, the conductive slip ring assembly 4-4 and the rotary assembly 4-5 are connected into a whole through a driving connection assembly 4-3 and fixedly mounted on a base A4-1, the motor B4-2 adopts a stepping motor, mounting bases B are arranged on two sides of the rotary assembly 4-5 and used for connecting a narrow gap welding gun 5 and a gas protection unit 6. The narrow gap welding gun 5 comprises a welding gun main body 5-1, a wire feeding mechanism 5-3 and a tungsten electrode 5-2, one end of the welding gun main body 5-1 of the narrow gap welding gun 5 is installed on the installation seat B, the welding gun main body 5-1 is fixedly connected with the wire feeding mechanism 5-3 through a screw, the tungsten electrode 5-2 is placed in a tungsten electrode clamp of the welding gun main body 5-1, and the tungsten electrode 5-2 can be driven by a tungsten electrode swing angle unit 4 to realize angle turning and can be replaced at any time in the using process. The adjusting device 6-2 of the gas protection unit 6 is arranged on the mounting seat B of the tungsten electrode swing angle unit 4, external gas is directly introduced into the position of a tungsten electrode 5-2 of a welding gun through a gas pipe by the gas protection unit 6 and is used for gas protection around the tungsten electrode 5-2 during welding, the gas protection cover 6-1 is arranged on the adjusting device 6-2, the gas protection unit 6 can be adjusted through the adjusting device 6-2, and the adjusting device 6-2 is adjusted to enable the distance from the gas protection cover 6-1 to the surface of a welding seam to be reasonable.
Example two: as shown in figure 1, the tungsten electrode infinite rotation narrow gap welding machine head device comprises a machine head rotating unit 1, a linear motion unit 2, a linear motion sliding rail device 3, a tungsten electrode swing angle unit 4, a narrow gap welding gun 5 and a gas protection unit 6, wherein all the structures are connected with one another, so that the integral structure and the function of the device are realized.
According to the tungsten electrode infinite rotation narrow gap welding joint, a machine head rotating unit 1 is fixed on an external moving device, one side of a linear motion unit 2 is fixedly connected with the machine head rotating unit 1, one end of a rotation support of the machine head rotating unit 1 is fixed on the external moving device, and the machine head rotating unit 1 can move along with the external moving device. The tungsten electrode swing angle unit 4 on the other side of the linear motion unit 2 is fixedly connected with the linear motion unit 2, a motor A2-1 of the linear motion unit 2 is connected with a linear module 2-2 through a coupler, a mounting seat A2-3 is combined on the linear module 2-2 through a screw handle, one end, opposite to the end, connected with an external moving device, of a rotary support of the handpiece rotary unit 1 is combined with the back of the linear module 2-2 through a fixed connecting pin, the motor A2-1 adopts a stepping motor, a mounting seat A2-3 is combined with the linear module 2-2 through a screw handle, the linear motion unit 2 can carry out angle adjustment along with the rotation of the handpiece rotary unit 1, a base B3-1 of the linear motion slide rail device 3 is fixedly connected with the mounting seat A2-3, a slide rail 3-2 and a slide block 3-3 are mounted on the base B3-1, the mounting seat C3-4 is mounted on the sliding block 3-3 through a locking screw 3-5, the mounting seat C3-4 can move on the sliding rail 3-2 along with the sliding block 3-3, the adjusting distance of the machine head in the vertical direction is increased, and fine adjustment of the machine head can be achieved by adjusting the sliding block 3-3. The linear motion unit 2 is matched with the linear motion slide rail device 3 to realize the adjustment of the whole and local space positions of the welding gun. A base A4-1 of a tungsten electrode swing angle unit 4 is connected with a mounting base C3-4 of a linear motion slide rail device 3 through screws, a motor, a conductive slip ring assembly 4-4 and a rotary assembly 4-5 are installed by taking the base A4-1 as a reference, the conductive slip ring assembly 4-4 of the tungsten electrode swing angle unit 4 is connected with the rotary assembly 4-5, a motor B4-2, the conductive slip ring assembly 4-4 and the rotary assembly 4-5 are connected into a whole through a driving connection assembly 4-3 and are fixedly installed on the base A4-1, the motor B4-2 is a stepping motor, mounting bases B are arranged on two sides of the rotary assembly 4-5 and are used for connecting a narrow gap welding gun 5 and a gas protection unit 6. The narrow gap welding gun 5 comprises a welding gun main body 5-1, a wire feeding mechanism 5-3 and a tungsten electrode 5-2, one end of the welding gun main body 5-1 of the narrow gap welding gun 5 is installed on the installation seat B, the welding gun main body 5-1 is fixedly connected with the wire feeding mechanism 5-3 through a screw, the tungsten electrode 5-2 is placed in a tungsten electrode clamp of the welding gun main body 5-1, and the tungsten electrode 5-2 can be driven by a tungsten electrode swing angle unit 4 to realize angle turning and can be replaced at any time in the using process. The adjusting device 6-2 of the gas protection unit 6 is arranged on the mounting seat B of the tungsten electrode swing angle unit 4, external gas is directly introduced into the position of a tungsten electrode 5-2 of a welding gun through a gas pipe by the gas protection unit 6 and is used for gas protection around the tungsten electrode 5-2 during welding, the gas protection cover 6-1 is arranged on the adjusting device 6-2, the gas protection unit 6 can be adjusted through the adjusting device 6-2, and the adjusting device 6-2 is adjusted to enable the distance from the gas protection cover 6-1 to the surface of a welding seam to be reasonable.
The foregoing shows and describes the general principles, general structure, and advantages of the present invention. It will be understood by those skilled in the art that variations and modifications in size and orientation may be made without departing from the spirit and scope of the invention, which is intended to be protected by the following claims.
Claims (9)
1. The tungsten electrode infinite rotation narrow gap welding joint is characterized in that: the machine head rotating unit is fixed on the external moving device, one side of the linear motion unit is fixedly connected with the machine head rotating unit, the other side of the linear motion unit is fixedly connected with the tungsten electrode swing angle unit, and the narrow gap welding gun and the gas protection unit are simultaneously fixed on the tungsten electrode swing angle unit.
2. The tungsten electrode infinite turn narrow gap weld joint of claim 1, wherein: and a linear motion sliding rail device is arranged between the linear motion unit and the tungsten electrode swing angle unit.
3. The tungsten electrode infinite-turn narrow-gap welding joint according to claim 1 or 2, wherein: one end of a rotary support of the handpiece rotating unit is fixed on the external moving device, and the other end of the rotary support of the handpiece rotating unit is fixed with the linear motion unit through a fixed connecting pin.
4. The tungsten electrode infinite-turn narrow-gap welding joint according to claim 1 or 2, wherein: the motor A of the linear motion unit is connected with the linear module through a coupler, and the mounting seat A is closed on the linear module through a screw.
5. The tungsten electrode infinite-turn narrow-gap welding joint according to claim 1 or 2, wherein: the conductive slip ring assembly and the rotary assembly of the tungsten electrode swing angle unit are connected, a motor B, the conductive slip ring assembly and the rotary assembly are connected into a whole through a driving connection assembly and are fixedly installed on the base A, and installation bases B are arranged on two sides of the rotary assembly.
6. The tungsten electrode infinite-turn narrow-gap welding joint according to claim 1 or 2, wherein: the narrow-gap welding gun comprises a welding gun main body, a wire feeding mechanism and a tungsten electrode, wherein the welding gun main body connected with the tungsten electrode swing angle unit is fixedly connected with the wire feeding mechanism through a screw, and the tungsten electrode is placed in a tungsten electrode clamp of the welding gun main body.
7. The tungsten electrode infinite-turn narrow-gap welding joint according to claim 1 or 2, wherein: the adjusting device of the gas protection unit is arranged on the tungsten electrode swing angle unit, the gas protection cover is arranged on the adjusting device, and the gas protection unit can be adjusted through the adjusting device.
8. The tungsten electrode infinite turn narrow gap weld joint of claim 2, wherein: the base B of the linear motion sliding rail device is provided with a sliding rail and a sliding block, and the mounting base C is mounted on the sliding block through a locking screw.
9. The infinite-turn narrow-gap tungsten-electrode welded joint according to any one of claims 4 to 5, wherein: the motor is a stepping motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911125174.XA CN110756960A (en) | 2019-11-18 | 2019-11-18 | Tungsten electrode infinite rotation narrow gap welding joint |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911125174.XA CN110756960A (en) | 2019-11-18 | 2019-11-18 | Tungsten electrode infinite rotation narrow gap welding joint |
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| CN110756960A true CN110756960A (en) | 2020-02-07 |
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| CN201911125174.XA Pending CN110756960A (en) | 2019-11-18 | 2019-11-18 | Tungsten electrode infinite rotation narrow gap welding joint |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116060740A (en) * | 2023-03-14 | 2023-05-05 | 哈电集团（秦皇岛）重型装备有限公司 | Infinite rotation type welding equipment and infinite rotation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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