CN219358400U

CN219358400U - Double-end welder of adjustable interval

Info

Publication number: CN219358400U
Application number: CN202320062062.XU
Authority: CN
Inventors: 唐正伟; 周荣荣; 朱林; 孙成凤
Original assignee: Nanjing Fst Welding Technology Co ltd
Current assignee: Nanjing Fst Welding Technology Co ltd
Priority date: 2023-01-10
Filing date: 2023-01-10
Publication date: 2023-07-18
Anticipated expiration: 2033-01-10

Abstract

The utility model belongs to the technical field of welding guns, in particular to a double-head welding gun with adjustable spacing. According to the utility model, by arranging the master distance adjusting assembly and the slave distance adjusting assembly, one group of welding guns can be independently controlled to weld, and the two groups of welding guns can be controlled to weld simultaneously; the two sides of the machined part can be welded at the same time; when workpieces on two sides are welded, corresponding welding guns can be controlled to weld at different speeds according to different welding seams on the premise of ensuring the welding quality, and the two groups of welding guns can be controlled to weld the same welding seam one by one, so that the phenomena of incapability of welding, welding missing or air bubbles and the like are not easy to occur, and the welding speed and the welding quality can be improved; and the heights of the welding guns can be respectively adjusted for welding the special-shaped workpieces with different heights at the two ends.

Description

Double-end welder of adjustable interval

Technical Field

The utility model relates to the technical field of welding guns, in particular to a double-head welding gun with adjustable spacing.

Background

The welding gun is a part for performing welding operation in the welding process, is a tool for gas welding, is shaped like a gun, and has a nozzle at the front end for spraying high-temperature flame as a heat source. The device is flexible in use, convenient and quick, and simple in process. The welding gun is one of the main devices for hot air welding. Consists of a heating element, a nozzle and the like. The structure of the welding gun comprises a gas welding gun, an electric welding gun, a quick welding gun and an automatic welding gun.

The Chinese patent publication No. CN217193441U discloses a double-head welding gun, which comprises a bottom plate, wherein a lifting mechanism is arranged on the bottom plate, and an adjusting mechanism is arranged on the lifting mechanism; the lifting mechanism comprises a supporting plate, the supporting plate is fixedly arranged on the bottom plate, and a first screw rod is inserted into the supporting plate in a rotating mode.

However, when the above-mentioned publication is directed against the welding treatment, there is a certain disadvantage that the above-mentioned publication can not adjust the interval to the double welding gun, can only weld the machined part simultaneously, and the adaptability to the welding of different machined parts is relatively poor.

Disclosure of Invention

The utility model aims at overcoming the defects of the prior art, and provides a double-head welding gun with adjustable spacing, which is used for solving the problems that the spacing of the double welding guns cannot be adjusted, workpieces can only be welded synchronously, and the welding adaptability to different workpieces is poor.

The double-head welding gun with the adjustable distance comprises a base, a main distance adjusting assembly, a lifting assembly, a secondary distance adjusting assembly and a welding gun, wherein the main distance adjusting assembly is arranged on the base and comprises a motor, a first guide rail, a first screw rod and a support frame;

the lifting assembly comprises a first hydraulic cylinder, a lower supporting plate and an adjusting column, wherein the first hydraulic cylinder is arranged in the middle of the supporting frame, the output end of the first hydraulic cylinder extends upwards to penetrate through the upper end of the supporting frame, the lower supporting plate is fixedly arranged at the output end of the first hydraulic cylinder, and the adjusting column is respectively arranged at four corners of the lower supporting plate and extends downwards to penetrate through the upper end surface of the supporting frame;

the secondary distance adjusting assembly comprises a second hydraulic cylinder, a second guide rail, a second sliding block and an upper supporting plate, wherein the second hydraulic cylinder is arranged on the upper end faces of the lower supporting plate in two groups and is arranged oppositely, the second guide rail is symmetrically arranged on the lower supporting plate in two groups, and the upper supporting plate slides on the second guide rail through the second sliding block.

Through adopting above-mentioned technical scheme, conveniently adjust the interval to two welder, can carry out the adaptability adjustment when welding different machined parts simultaneously.

And a support column is arranged between the bottom of the first hydraulic cylinder and the support frame.

Through adopting above-mentioned technical scheme, improve the height of first pneumatic cylinder, make the adjusting column can normally reciprocate.

The sliding plate is installed on one side wall of the supporting frame, the supporting table is installed on one side wall of the base, the vertical section of the supporting table is in a T-shaped structure, and the sliding plate can slide in one side wall of the upper end of the supporting table.

By adopting the technical scheme, the supporting table is used for placing the machined part, and meanwhile, the supporting frame can be normally moved and adjusted.

The welding gun is arranged on the upper supporting plate through a fixing block.

By adopting the technical scheme, the welding gun is supported.

The lower support plate, the upper support plate and the upper end face of the support table are all horizontally arranged.

Through adopting above-mentioned technical scheme, make welder bottom be horizontal fixed, the machined part carries out the level through the brace table simultaneously and places.

The double-head welding gun with adjustable spacing has the beneficial effects that:

by arranging the master distance adjusting assembly and the slave distance adjusting assembly, one group of welding guns can be independently controlled to weld, and the two groups of welding guns can be controlled to weld simultaneously; the two sides of the machined part can be welded at the same time; the welding device can also control corresponding welding guns to weld at different speeds according to different welding seams on the premise of ensuring the welding quality when welding workpieces on two sides, and can also control two groups of welding guns to weld the same welding seam one by one, wherein the former group of welding guns adopts low-current welding for bottoming, and the latter group of welding guns adopts high-current welding, so that the phenomena of incapability of welding, welding omission or air bubbles and the like are not easy to occur, and the welding speed and the welding quality can be improved; and the heights of the welding guns can be respectively adjusted for welding the special-shaped workpieces with different heights at the two ends.

Drawings

FIG. 1 is a schematic diagram of the whole structure of a double-head welding gun with adjustable spacing;

FIG. 2 is another view of a spacing-adjustable dual-head welding gun according to the present utility model;

fig. 3 is a diagram showing the position distribution of a first screw and an adjusting block of a double-head welding gun with adjustable spacing.

In the figure: 1. a base; 2. a motor; 3. a first guide rail; 4. a first lead screw; 5. a support frame; 6. an adjusting block; 7. a support column; 8. a first hydraulic cylinder; 9. a lower support plate; 10. a second hydraulic cylinder; 11. a second guide rail; 12. a second slider; 13. an upper support plate; 14. an adjusting column; 15. a welding gun; 16. a slide plate; 17. and a support table.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the attached drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.

Referring to fig. 1-3, a double-end welding gun with adjustable spacing comprises a base 1, a main distance adjusting component, a lifting component, a secondary distance adjusting component and a welding gun 15, wherein the main distance adjusting component is arranged on the base 1 and comprises a motor 2, a first guide rail 3, a first lead screw 4 and a support frame 5, the motor 2 is arranged at one side end of the base 1, the first guide rail 3 is symmetrically arranged at two sides of the first lead screw 4 and is positioned on the base 1, the support frames 5 are arranged in two groups, and the support frame 5 slides on the first guide rail 3 and is rotationally connected with the first lead screw 4 through an adjusting block 6 for fixing the bottom of the support frame 5;

the lifting assembly comprises a first hydraulic cylinder 8, a lower supporting plate 9 and an adjusting column 14, wherein the first hydraulic cylinder 8 is arranged in the middle of the supporting frame 5, the output end of the first hydraulic cylinder extends upwards to penetrate through the upper end of the supporting frame 5, the lower supporting plate 9 is fixedly arranged at the output end of the first hydraulic cylinder 8, and the adjusting column 14 is respectively arranged at four corners of the lower supporting plate 9 and extends downwards to penetrate through the upper end surface of the supporting frame 5;

the secondary distance adjusting assembly comprises a second hydraulic cylinder 10, a second guide rail 11, a second sliding block 12 and an upper supporting plate 13, wherein the second hydraulic cylinder 10 is respectively arranged on the upper end surfaces of the two groups of lower supporting plates 9 in two groups, and is oppositely arranged, the second guide rail 11 is symmetrically arranged on the lower supporting plates 9 in two groups, and the upper supporting plate 13 slides on the second guide rail 11 through the second sliding block 12;

the support frame 5 slides horizontally on the base 1 through the first guide rail 3, four groups of adjusting columns 14 vertically penetrate through the upper end part of the support frame 5, supporting seats are installed at four corners of the upper end of the support frame 5, four groups of adjusting columns 14 penetrate through the supporting seats in a one-to-one correspondence mode, and the center point of the output end of the first hydraulic cylinder 8 corresponds to the center point of the lower supporting plate 9.

A support column 7 is arranged between the bottom of the first hydraulic cylinder 8 and the support frame 5; the support column 7 is cylindrical structure setting, and the bottom of first pneumatic cylinder 8 is located the center department setting of support column 7, supports first pneumatic cylinder 8 to make the smooth reciprocates of adjusting column 14 in support frame 5.

A sliding plate 16 is arranged on one side wall of the support frame 5, a support table 17 is arranged on one side wall of the base 1, the vertical section of the support table 17 is in a T-shaped structure, and the sliding plate 16 can slide in one side wall of the upper end of the support table 17; when the motor 2 drives the first screw rod 4 to drive the supporting frame 5 to move, the supporting frame 5 slides on the supporting table 17 through the sliding plate 16, so that certain stable connectivity exists between the supporting frame 5 and the supporting table 17.

The welding gun 15 is arranged on the upper supporting plate 13 through a fixed block; the upper end surfaces of the lower supporting plate 9, the upper supporting plate 13 and the supporting table 17 are all horizontally arranged; the first hydraulic cylinder 8 pushes the lower support plate 9 to move horizontally up and down, and the upper support plate 13 synchronously drives the welding gun 15 to move horizontally up and down.

The double-end welder theory of operation of adjustable interval that this embodiment provided: when the welding device is used, an external power supply is connected, a workpiece to be welded is placed at a corresponding position on the supporting table 17, the driving motor 2 drives the first screw rod 4 to rotate, the first screw rod 4 drives the two groups of supporting frames 5 to do relative motion through the adjusting block 6 until the welding end of the welding gun 15 is positioned at the position where the workpiece is required to be welded, the first hydraulic cylinder 8 is driven to drive the lower supporting plate 9 to move downwards at the moment, so that the welding gun 15 synchronously moves downwards to a proper position, and then the welding gun 15 can be started to weld the corresponding position of the workpiece;

in the welding process, the second hydraulic cylinder 10 can be driven to push the upper supporting plate 13 to move on the second guide rail 11 through the second sliding block 12, and the two groups of welding guns 15 are linearly moved in a small range, so that the linear welding of the workpieces is completed.

The welding that can be realized to double-end welder of adjustable interval that this embodiment provided:

one group of welding guns 15 can be independently controlled to weld, and two groups of welding guns 15 can be controlled to weld simultaneously;

the two sides of the machined part can be welded at the same time;

when welding the workpieces on two sides, controlling the corresponding welding gun 15 to weld at different speeds according to different welding seams on the premise of ensuring the welding quality;

the two groups of welding guns 15 can be controlled to weld the same welding seam one by one, wherein the former group of welding guns 15 adopts low-current welding for bottoming, and the latter group of welding guns 15 adopts high-current welding, so that the phenomena of incapability of welding, welding omission or air bubbles and the like are not easy to occur, and the welding speed and the welding quality can be improved;

and the height of the welding gun 15 can be respectively adjusted for special-shaped workpieces with different heights at the two ends to weld.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.

Claims

1. The utility model provides a double-end welder of adjustable interval, includes base (1), installs main pitch adjustment subassembly, lifting unit, follow pitch adjustment subassembly and welder (15) on base (1), its characterized in that: the main distance adjusting assembly comprises a motor (2), a first guide rail (3), a first lead screw (4) and a support frame (5), wherein the motor (2) is arranged at one side end of the base (1), the first guide rail (3) is symmetrically arranged at two sides of the first lead screw (4) and is positioned on the base (1), the support frame (5) is arranged in two groups, and the support frame (5) slides on the first guide rail (3) and is rotationally connected with the first lead screw (4) through an adjusting block (6) for fixing the bottom of the support frame;

the lifting assembly comprises a first hydraulic cylinder (8), a lower supporting plate (9) and an adjusting column (14), wherein the first hydraulic cylinder (8) is installed in the middle of the supporting frame (5), the output end of the first hydraulic cylinder extends upwards to penetrate through the upper end of the supporting frame (5), the lower supporting plate (9) is fixedly installed at the output end of the first hydraulic cylinder (8), and the adjusting column (14) is installed at four corners of the lower supporting plate (9) respectively and extends downwards to penetrate through the upper end face of the supporting frame (5);

the secondary distance adjusting assembly comprises a second hydraulic cylinder (10), a second guide rail (11), a second sliding block (12) and an upper supporting plate (13), wherein the second hydraulic cylinder (10) is respectively arranged on the upper end faces of the lower supporting plates (9) in two groups and is oppositely arranged, the second guide rail (11) is symmetrically arranged on the lower supporting plates (9) in two groups, and the upper supporting plate (13) slides on the second guide rail (11) through the second sliding block (12).

2. The adjustable spacing double-ended welding gun of claim 1, wherein: a support column (7) is arranged between the bottom of the first hydraulic cylinder (8) and the support frame (5).

3. The adjustable spacing double-ended welding gun of claim 2, wherein: a sliding plate (16) is arranged on one side wall of the supporting frame (5), a supporting table (17) is arranged on one side wall of the base (1), the vertical section of the supporting table (17) is in a T-shaped structure, and the sliding plate (16) can slide in one side wall of the upper end of the supporting table (17).

4. The adjustable spacing double-ended welding gun of claim 3, wherein: the welding gun (15) is arranged on the upper supporting plate (13) through a fixed block.

5. The adjustable spacing double-ended welding gun of claim 4, wherein: the lower supporting plate (9), the upper supporting plate (13) and the upper end face of the supporting table (17) are all horizontally arranged.