CN218362614U - Swing welding device for inner and outer circular seams of jack cylinder body - Google Patents

Swing welding device for inner and outer circular seams of jack cylinder body Download PDF

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Publication number
CN218362614U
CN218362614U CN202221937608.3U CN202221937608U CN218362614U CN 218362614 U CN218362614 U CN 218362614U CN 202221937608 U CN202221937608 U CN 202221937608U CN 218362614 U CN218362614 U CN 218362614U
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welding gun
welding
shaft
lifting
servo mechanism
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CN202221937608.3U
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赵宏康
张秉德
李刚
李培勇
王新伟
郭臣
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Hegang Star Electromechanical Equipment Manufacturing Co ltd
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Hegang Star Electromechanical Equipment Manufacturing Co ltd
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Abstract

The utility model provides an inside and outside circumferential weld swing welding set of jack cylinder belongs to circumferential weld welding technical field, especially relates to an inside and outside circumferential weld swing welding set of jack cylinder. The problem of the welding of the jar wall of current jack cylinder body and cylinder bottom need inside and outside simultaneous welding and narrow and small space welder heat dissipation difficulty lead to welder life-span to reduce is solved. The welding chuck is axially and rotatably arranged above one end of the lathe body along the length direction of the lathe body, the water cooling mechanism is arranged above the other end of the lathe body, the transverse moving lifting system is movably arranged above the lathe body along the length direction of the lathe body, and the gas shield welding gun comprises an X1 shaft outer side welding gun and an X2 shaft inner side welding gun. The welding method is mainly used for welding the cylinder body of the jack.

Description

Swing welding device for inner and outer circular seams of jack cylinder body
Technical Field
The utility model belongs to the technical field of the circumferential weld welding, especially, relate to an inside and outside circumferential weld swing welding set of jack cylinder body.
Background
The cylinder wall and the cylinder bottom of the jack cylinder body are welded because of the strength requirement and the sealing performance, radial and axial weaving moving welding is needed, the verticality between the cylinder bottom and the cylinder wall caused by thermal deformation needs to be controlled within a certain range, so that the inner side and the outer side need to be welded simultaneously, the welding between the inner wall and the cylinder bottom is difficult due to a long and thin space, and the service life of a welding gun is reduced due to the heat dissipation difficulty of a narrow space.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing an inside and outside circumferential weld swing welding set of jack cylinder body to the welding of the cylinder wall of the current jack cylinder body of solution and cylinder bottom needs inside and outside simultaneous welding and narrow and small space welder heat dissipation difficulty lead to welder life-span reduction problem.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a jack cylinder internal and external circumferential weld swing welding set, it includes lathe bed, welding chuck, gas shield welder, sideslip operating system and water cooling mechanism, the welding chuck axial is rotated along lathe bed length direction and is set up in lathe bed one end top, lathe bed other end top is provided with water cooling mechanism, sideslip operating system removes along lathe bed length direction and sets up in the lathe bed top, gas shield welder includes X1 axle outside welder and X2 axle inboard welder, X1 axle outside welder and X2 axle inboard welder all are connected with water cooling mechanism, X1 axle outside welder and X2 axle inboard welder all are connected with sideslip operating system, sideslip operating system drive X1 axle outside welder and X2 axle inboard welder go up and down.
Furthermore, a numerical control system is arranged at one end of the lathe bed, the numerical control system is arranged at one end of the lathe bed, and the welding chuck, the gas shield welding gun, the transverse moving lifting system and the water cooling mechanism are all connected with the numerical control system.
Furthermore, the transverse moving and lifting system comprises an X1 lifting servo mechanism and an X2 lifting servo mechanism, the tail part of the gun body of the welding gun at the outer side of the X1 shaft is connected with the X1 lifting servo mechanism, the tail part of the gun body of the welding gun 5 at the inner side of the X2 shaft is connected with the X2 lifting servo mechanism, the X1 lifting servo mechanism and the X2 lifting servo mechanism are both movably arranged above the machine body along the length direction of the machine body, and the X1 lifting servo mechanism and the X2 lifting servo mechanism respectively drive the welding gun at the outer side of the X1 shaft and the welding gun at the inner side of the X2 shaft to lift.
Furthermore, the bottom of one side of the X1 lifting servo mechanism and the bottom of one side of the X2 lifting servo mechanism are respectively connected with a Z1 traversing servo motor and a Z2 traversing servo motor.
Furthermore, a Z-axis rack is arranged between the lathe bed and the transverse moving lifting system, and the Z1 transverse moving servo motor and the Z2 transverse moving servo motor are in transmission fit with the Z-axis rack.
Furthermore, the X1 lifting servo mechanism and the X2 lifting servo mechanism are both screw rod transmission mechanisms.
Furthermore, welding gun heads are arranged at the gun body heads of the X1 shaft outer side welding gun and the X2 shaft inner side welding gun, and an included angle is formed between the welding gun heads and the horizontal plane.
Furthermore, the included angle between the welding gun head and the horizontal plane is 70 degrees.
Furthermore, the welding gun heads of the X1 axis outer welding gun and the X2 axis inner welding gun are positioned on the same vertical line.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model realizes the simultaneous welding inside and outside the jack cylinder body through the matching of the two gas-shielded welding guns, and disperses the welding heat affected zone from a single point to two diametrically opposite points, thus reducing the vertical deformation of the cylinder bottom and the cylinder wall to the maximum extent;
2. the utility model shortens the twice welding procedure of the inner welding seam and the outer welding seam into one procedure forming, shortens the welding time and improves the welding efficiency;
3. the utility model realizes the matching of the ring welding and the swing welding functions through the transverse moving lifting system, ensures the sealing performance of the welding method of radial and axial weaving, and has higher welding bead strength;
4. the utility model discloses a gas shield welder is connected with water-cooling mechanism, has guaranteed the effective heat dissipation of gas shield welder when welding in long-time succession, has prolonged gas shield welder's life.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is a schematic view of the overall structure of a swing welding device for the inner and outer circular seams of a jack cylinder body according to the present invention;
fig. 2 is an enlarged schematic view of a partial structure of the swing welding device for the inner and outer circular seams of the cylinder body of the jack.
The welding machine comprises a numerical control system 1, a machine body 2, a welding chuck 3, a welding gun outside a 4-X1 shaft, a welding gun inside a 5-X2 shaft, a transverse moving servo motor 6-Z2, a lifting servo mechanism 7-X2, a transverse moving servo motor 8-Z1, a lifting servo mechanism 9-X1, a rack 10-Z and a water cooling mechanism 11.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely explained below with reference to the drawings in the embodiment of the present invention. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict, and the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments.
Referring to fig. 1-2 to explain the embodiment, the swing welding device for the inner and outer circular seams of the jack cylinder comprises a lathe bed 2, a welding chuck 3, a gas shielded welding gun, a transverse moving and lifting system and a water cooling mechanism 11, the welding chuck 3 is axially and rotatably arranged above one end of the lathe bed 2 along the length direction of the lathe bed 2, a water cooling mechanism 11 is arranged above the other end of the lathe bed 2, the transverse moving lifting system is movably arranged above the lathe bed 2 along the length direction of the lathe bed 2, the gas shield welding gun comprises an X1 shaft outer side welding gun 4 and an X2 shaft inner side welding gun 5, the X1 shaft outer side welding gun 4 and the X2 shaft inner side welding gun 5 are both connected with the water cooling mechanism 11, the X1 shaft outer side welding gun 4 and the X2 shaft inner side welding gun 5 are both connected with the transverse moving lifting system, the cross-sliding lifting system drives the X1-axis outer side welding gun 4 and the X2-axis inner side welding gun 5 to lift, the cross-sliding lifting system comprises an X1 lifting servo mechanism 9 and an X2 lifting servo mechanism 7, the tail part of the gun body of the X1-axis outer welding gun 4 is connected with an X1 lifting servo mechanism 9, the tail part of the gun body of the X2-axis inner welding gun 5 is connected with an X2 lifting servo mechanism 7, the X1 lifting servo mechanism 9 and the X2 lifting servo mechanism 7 are both movably arranged above the bed body 2 along the length direction of the bed body 2, the X1 lifting servo mechanism 9 and the X2 lifting servo mechanism 7 respectively drive the X1 shaft outer side welding gun 4 and the X2 shaft inner side welding gun 5 to lift, the bottom of one side of the X1 lifting servo mechanism 9 and the bottom of one side of the X2 lifting servo mechanism 7 are respectively connected with a Z1 transverse moving servo motor 8 and a Z2 transverse moving servo motor 6, one end of the lathe bed 2 is provided with a numerical control system 1, one side of the numerical control system 1 close to the gas shield welding gun is rotationally connected with a welding chuck 3, and the gas shield welding gun, the transverse moving lifting system and the water cooling mechanism 11 are all connected with the numerical control system 1.
In the embodiment, a jack cylinder body and a base are fixed on a lathe bed 2 through a welding chuck 3 after simple spot welding, a numerical control system 1 controls an X1 shaft outer side welding gun 4 and an X2 shaft inner side welding gun 5 to work simultaneously, firstly, the numerical control system 1 simultaneously starts the X1 shaft outer side welding gun 4 and the X2 shaft inner side welding gun 5, the welding chuck 3 drives a jack workpiece to rotate, meanwhile, a water cooling mechanism 11 starts to work, after an arc of a gas shielded welding gun is successfully started, the X1 shaft outer side welding gun 4 and the X2 shaft inner side welding gun 5 weld the outer part and the inner part of the jack workpiece simultaneously along the V-shaped groove root part on the jack workpiece, when the inner and outer welding beads of the jack workpiece are filled with a circle, the X1 shaft outer side welding gun 4 and the X2 shaft inner side welding gun 5 slightly lift up by 6-8 mm, then the X1 shaft outer side welding gun 4 and the X2 shaft inner side welding gun 5 are driven by a Z1 transverse servo motor 8 and a Z2 servo motor 6 to swing back and forth, the welding method of radial and axial weaving well ensures the sealing performance and higher welding bead strength by matching with the rotation of a jack workpiece to form a Z-shaped compact welding bead, and the cooperation of the circular welding and the swing welding functions, and the welding method of radial and axial weaving well ensures the effective heat dissipation of a gas shielded welding gun during long-time continuous welding by connecting the gas shielded welding gun with a water cooling mechanism 11 in the long-time continuous welding process, thereby prolonging the service life of the gas shielded welding gun, after the welding bead is formed, a numerical control system 1 simultaneously closes an X1 shaft outer side welding gun 4 and an X2 shaft inner side welding gun 5, and the X1 shaft outer side welding gun 4 and the X2 shaft inner side welding gun 5 are lifted by 10mm in height through an X1 lifting servo mechanism 9 and an X2 lifting servo mechanism 7, and then the X1 shaft outer side welding gun 4 and the X2 shaft inner side welding gun 5 are moved out of a jack workpiece cylinder body under the driving of a Z1 transverse moving servo motor 8 and a Z2 transverse moving servo motor 6, and (5) completing welding.
In this embodiment, a Z-axis rack 10 is arranged between the bed body 2 and the traverse lifting system, the Z1 traverse servo motor 8 and the Z2 traverse servo motor 6 are in transmission fit with the Z-axis rack 10, and the Z1 traverse servo motor 8 and the Z2 traverse servo motor 6 respectively drive the X1 lifting servo mechanism 9 and the X2 lifting servo mechanism 7 to move along the length direction of the bed body 2 through the Z-axis rack 10.
In the embodiment, the X1 lifting servo mechanism 9 and the X2 lifting servo mechanism 7 are both screw rod transmission mechanisms, and the stability of the gas shield welding gun during lifting is ensured by adopting the screw rod transmission mechanisms.
In this embodiment, the torch heads of the X1-axis outer side welding torch 4 and the X2-axis inner side welding torch 5 are both provided with a welding torch head, the welding torch heads form an included angle with the horizontal plane, the included angle between the welding torch heads and the horizontal plane is 70 °, and the included angle is set so that the welding torch heads of the X1-axis outer side welding torch 4 and the X2-axis inner side welding torch 5 and the jack workpiece form an angle of 70 °, which is convenient for welding of a gas-shielded welding torch.
In the embodiment, the welding gun heads of the X1-axis outer welding gun 4 and the X2-axis inner welding gun 5 are on the same vertical line, so that a welding heat affected zone is dispersed to two diametrically opposite points from a single point, and the vertical deformation of the cylinder bottom and the cylinder wall is reduced to the maximum extent.
In the embodiment, two welding processes of the inner welding seam and the outer welding seam are shortened to one-step forming, so that the welding time is shortened, and the welding efficiency is improved.
The embodiment of the present invention disclosed above is only used to help illustrate the present invention. The examples are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention.

Claims (9)

1. The utility model provides a jack cylinder internal and external circumferential weld swing welding set which characterized in that: the welding jig comprises a lathe bed (2), a welding chuck (3), a gas shield welding gun, a transverse moving lifting system and a water cooling mechanism (11), wherein the welding chuck (3) is axially rotated along the length direction of the lathe bed (2) and is arranged above one end of the lathe bed (2), the water cooling mechanism (11) is arranged above the other end of the lathe bed (2), the transverse moving lifting system is movably arranged above the lathe bed (2) along the length direction of the lathe bed (2), the gas shield welding gun comprises an X1 shaft outer side welding gun (4) and an X2 shaft inner side welding gun (5), the X1 shaft outer side welding gun (4) and the X2 shaft inner side welding gun (5) are both connected with the water cooling mechanism (11), the X1 shaft outer side welding gun (4) and the X2 shaft inner side welding gun (5) are both connected with the transverse moving lifting system, and the transverse moving lifting system drives the X1 shaft outer side welding gun (4) and the X2 shaft inner side welding gun (5) to move up and down.
2. The jack cylinder inner and outer circumferential seam swing welding device according to claim 1, characterized in that: and one end of the lathe bed (2) is provided with a numerical control system (1), and the welding chuck (3), the gas shield welding gun, the transverse moving lifting system and the water cooling mechanism (11) are all connected with the numerical control system (1).
3. The internal and external circumferential seam swing welding device of the jack cylinder body as claimed in claim 1, characterized in that: the transverse moving lifting system comprises an X1 lifting servo mechanism (9) and an X2 lifting servo mechanism (7), the tail part of a gun body of an X1 shaft outer side welding gun (4) is connected with the X1 lifting servo mechanism (9), the tail part of the gun body of an X2 shaft inner side welding gun (5) is connected with the X2 lifting servo mechanism (7), the X1 lifting servo mechanism (9) and the X2 lifting servo mechanism (7) are arranged above the lathe bed (2) in a moving mode along the length direction of the lathe bed (2), and the X1 lifting servo mechanism (9) and the X2 lifting servo mechanism (7) respectively drive the X1 shaft outer side welding gun (4) and the X2 shaft inner side welding gun (5) to lift.
4. The jack cylinder inner and outer circumferential seam swing welding device according to claim 3, characterized in that: the bottom of one side of the X1 lifting servo mechanism (9) and the bottom of one side of the X2 lifting servo mechanism (7) are respectively connected with a Z1 traversing servo motor (8) and a Z2 traversing servo motor (6).
5. The jack cylinder inner and outer circumferential seam swing welding device according to claim 4, characterized in that: and a Z-axis rack (10) is arranged between the lathe bed (2) and the transverse moving lifting system, and the Z1 transverse moving servo motor (8) and the Z2 transverse moving servo motor (6) are in transmission fit with the Z-axis rack (10).
6. The jack cylinder inner and outer circumferential seam swing welding device according to claim 3, characterized in that: and the X1 lifting servo mechanism (9) and the X2 lifting servo mechanism (7) are both screw rod transmission mechanisms.
7. The jack cylinder inner and outer circumferential seam swing welding device according to claim 1, characterized in that: the welding gun body heads of the X1 shaft outer side welding gun (4) and the X2 shaft inner side welding gun (5) are respectively provided with a welding gun head, and the welding gun heads and the horizontal plane form an included angle.
8. The swing welding device for the inner circular seam and the outer circular seam of the jack cylinder body as claimed in claim 7, wherein: the included angle between the welding gun head and the horizontal plane is 70 degrees.
9. The jack cylinder inner and outer circumferential seam swing welding device according to claim 1, characterized in that: and the welding gun heads of the X1-axis outer side welding gun (4) and the X2-axis inner side welding gun (5) are positioned on the same vertical line.
CN202221937608.3U 2022-07-25 2022-07-25 Swing welding device for inner and outer circular seams of jack cylinder body Active CN218362614U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221937608.3U CN218362614U (en) 2022-07-25 2022-07-25 Swing welding device for inner and outer circular seams of jack cylinder body

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221937608.3U CN218362614U (en) 2022-07-25 2022-07-25 Swing welding device for inner and outer circular seams of jack cylinder body

Publications (1)

Publication Number Publication Date
CN218362614U true CN218362614U (en) 2023-01-24

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ID=84963625

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221937608.3U Active CN218362614U (en) 2022-07-25 2022-07-25 Swing welding device for inner and outer circular seams of jack cylinder body

Country Status (1)

Country Link
CN (1) CN218362614U (en)

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