CN219358526U - Welding device for butt welding elbow - Google Patents

Abstract

The utility model discloses a welding device for butt welding elbows, which comprises a bottom plate, wherein a first elbow locating plate and a second elbow locating plate are arranged on the upper side of the bottom plate, a sliding groove and a screw rod are arranged in the first elbow locating plate and the second elbow locating plate, a first sliding seat and a second sliding seat are arranged on the screw rod in a sliding manner, a first clamping seat is arranged on the upper side of the first sliding seat, a second clamping seat is arranged on the upper side of the second sliding seat, a vertical plate is arranged on the upper side of one end of the bottom plate, a first cylinder is arranged on one side of the upper end of the vertical plate, a straight pipe locating plate is arranged at one end of the first cylinder, a locating groove is formed in the straight pipe locating plate, and a locating clamp is arranged in the locating groove.

Description

Welding device for butt welding elbow

Technical Field

The utility model relates to the technical field of butt-welded elbow welding, in particular to a welding device for a butt-welded elbow.

Background

The butt welding pipe fitting is a pipe fitting manufactured by a welded pipe, and the forming process of the welded pipe is basically the same as the forming process of the seamless pipe for a pipe manufacturer, and the forming process of the butt welding pipe fitting does not comprise a welding procedure; the other is that the welding procedure needed by the pipe fitting manufacturing factory to finish the pipe fitting forming is one of flange pipe fittings, which is widely used and popularized in different fields and industries, the application range is different in use, the environment needed is different, and the welding flange is needed to be used according to a certain condition. The butt welded elbow is formed by welding two steel plates, and the general large-caliber elbow is basically the butt welded elbow with the caliber of more than 600. The butt welded elbow is formed by steel hot press molding or forging molding, and the connecting mode is that the elbow and the steel pipe are directly butt welded. The butt welded elbow needs to be positioned.

The welding device for the butt-welded elbow has the application number of CN201921040576.5 in the prior art, is applied to the field of welding of the butt-welded elbow, and can be fixed in the whole welding process of the butt-welded elbow so as to facilitate the welding operation of the butt-welded elbow by workers. However, the positioning stability is poor, the disassembly and assembly operations are inconvenient, and the butt welding treatment of the straight pipe and the bent pipe is inconvenient, so that the welding precision of the two ends of the bent pipe is affected.

Disclosure of Invention

The utility model aims to provide a welding device for butt welding elbows, which solves the problems that in the prior art, the positioning stability is poor, the disassembly and assembly operations are inconvenient, and the butt welding treatment of a straight pipe and a bent pipe is inconvenient, so that the welding precision of two ends of the bent pipe is affected.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a welding set for butt welding elbow, includes the bottom plate, first return bend locating plate and second return bend locating plate are installed to the bottom plate upside, the spout has all been seted up to inside first return bend locating plate and the second return bend locating plate, and the middle part rotation installs the lead screw in the spout, screw thread slidable mounting has first slide and second slide on the lead screw, first holder is installed to first slide upside, the second holder is installed to second slide upside, the riser is installed to bottom plate one end upside, first cylinder is installed to riser upper end one side, the straight tube locating plate is installed to first cylinder one end, the constant head tank has been seted up to inside the straight tube locating plate, and installs positioning fixture in the constant head tank, and the PLC switch board is installed to bottom plate one end upside.

Further, the first clamping seat and the second clamping seat are both arranged to be arc-shaped clamping seats, and anti-skid pads are arranged on the inner walls of the first clamping seat and the second clamping seat.

Further, first external screw thread and second external screw thread have been seted up in the lead screw outside, and the screw thread opposite direction of first external screw thread and second external screw thread, first slide and first external screw thread threaded sliding connection, second slide and second external screw thread threaded sliding connection, lead screw one end transmission is connected with servo motor.

Further, the second elbow locating plate is perpendicular to the first elbow locating plate, and the second elbow locating plate is symmetrically provided with two groups relative to the first elbow locating plate.

Further, the positioning clamp comprises a second cylinder arranged on the outer side of the straight pipe positioning plate, one end of the second cylinder is provided with a positioning clamping plate, and the positioning clamping plate is arranged in the positioning groove in a sliding mode.

Further, the second cylinder and the locating clamping plate are symmetrically arranged relative to the locating groove, and the locating clamping plate is arranged to be an arc plate.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the first clamping seat and the second clamping seat are arranged on the bent pipe locating plate through the first bent pipe locating plate and the second bent pipe locating plate, so that clamping and locating treatment can be carried out on two ends of the bent pipe, the locating stability is high, the disassembly and assembly are convenient and quick, and the improvement of the welding precision of the two ends of the bent pipe is facilitated.

2. According to the utility model, the straight pipe locating plate is arranged at one end of the first cylinder, the locating groove is formed in the straight pipe locating plate, and the locating clamp is arranged in the locating groove, so that one end of the straight pipe to be welded can be clamped and located, and the straight pipe is driven to move towards the bent pipe structure for butt joint through the first cylinder, so that the butt joint precision is high, and the welding precision of the straight pipe and the bent pipe is improved.

3. According to the utility model, the second bent pipe locating plate is arranged vertically to the first bent pipe locating plate, and two groups of second bent pipe locating plates are symmetrically arranged relative to the first bent pipe locating plate, so that the bent pipe can be subjected to overturning locating treatment, the overturning welding treatment on one end of the bent pipe is facilitated, and the welding efficiency is improved.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a top view of the overall structure of the present utility model;

FIG. 2 is a top view of the bent pipe locating plate structure of the present utility model;

FIG. 3 is a front view of the elbow positioning plate structure of the present utility model;

fig. 4 is a front view of the straight tube positioning plate structure of the present utility model.

In the figure: 1. a bottom plate; 2. a first elbow locating plate; 3. a second elbow locating plate; 4. a vertical plate; 5. a straight pipe positioning plate; 6. a second cylinder; 7. positioning clamping plates; 8. a positioning groove; 9. a first cylinder; 10. a PLC control cabinet; 11. a screw rod; 12. a chute; 13. a first slider; 14. a servo motor; 15. a second clamping seat; 16. a second slider; 17. a first clamping seat.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, 2 and 3, and 4, in an embodiment of the present utility model, a welding device for butt welding an elbow includes a bottom plate 1, a first elbow locating plate 2 and a second elbow locating plate 3 are installed on the upper side of the bottom plate 1, and are used for clamping and locating the elbow, a chute 12 is formed inside the first elbow locating plate 2 and the second elbow locating plate 3, a screw rod 11 is rotatably installed in the middle of the chute 12, a first sliding seat 13 and a second sliding seat 16 are slidably installed on the screw rod 11, the moving directions of the first sliding seat 13 and the second sliding seat 16 are opposite, a first clamping seat 17 is installed on the upper side of the first sliding seat 13, a second clamping seat 15 is installed on the upper side of the second sliding seat 16, so that the two clamping seats are driven by the screw rod to move and adjust, and therefore clamping and locating treatment can be performed on two ends of the elbow, the elbow is high in locating stability, the disassembly is convenient and quick, the welding precision of two ends of the elbow is improved, a vertical plate 4 is installed on the upper side of the bottom plate 1, a first cylinder 9 is installed on one side of the upper end of the vertical plate 4, a straight pipe 9 is installed on one end, a straight pipe locating plate 5 is slidably installed on the screw rod 9, a first sliding seat 13 is installed on one end, a first sliding seat 5 is installed on the first sliding seat 5 is opposite to the first sliding seat 16, a first sliding seat is installed on the upper seat 15 is opposite to the upper side, and the first sliding seat is convenient to be used for carrying a straight pipe, and is installed on the upper end to be well, and is located, and is welded to be located, and is opposite to be located, and is located.

Preferably, the first clamping seat 17 and the second clamping seat 15 are both arranged to be arc-shaped clamping seats, and anti-slip pads are arranged on the inner walls of the first clamping seat 17 and the second clamping seat 15, so that the stability of clamping and positioning of two ends of the bent pipe is improved.

Preferably, first external screw thread and second external screw thread have been seted up in the lead screw 11 outside, and the screw thread opposite direction of first external screw thread and second external screw thread, first slide 13 and first external screw thread sliding connection, second slide 16 and second external screw thread sliding connection, lead screw 11 one end transmission is connected with servo motor 14 for through servo motor 14 drive lead screw 11 rotation regulation, thereby can drive first slide 13 and second slide 16 relative movement regulation processing, thereby be convenient for carry out centre gripping location processing to return bend both ends.

Preferably, the second elbow locating plate 3 is perpendicular to the first elbow locating plate 2, and the second elbow locating plate 3 is symmetrically provided with two groups relative to the first elbow locating plate 2, so that the elbow can be subjected to overturning locating treatment, overturning welding treatment is conveniently carried out on one end of the elbow, and welding efficiency is improved.

Preferably, the positioning fixture comprises a second cylinder 6 arranged outside the straight pipe positioning plate 5, a positioning clamping plate 7 is arranged at one end of the second cylinder 6, the positioning clamping plate 7 is arranged in a positioning groove 8 in a sliding mode, the second cylinder 6 and the positioning clamping plate 7 are symmetrically arranged about the positioning groove 8, the positioning clamping plate 7 is arranged to be an arc-shaped plate, clamping and positioning treatment is conducted on one end of the straight pipe conveniently, and positioning stability is high.

The working principle and the using flow of the utility model are as follows: the first bent pipe locating plate 2 and the second bent pipe locating plate 3 are arranged on the upper side of the bottom plate 1, and the first clamping seat 17 and the second clamping seat 15 are arranged on the bent pipe locating plate in a sliding manner through the lead screw, so that the two clamping seats are driven to move and adjust through the lead screw, the two ends of the bent pipe can be clamped and located, the locating stability is high, the disassembly and assembly are convenient and quick, and the welding precision of the two ends of the bent pipe is improved; and through the first cylinder 9 and the straight tube locating plate 5 that bottom plate 1 upside was equipped with, the constant head tank 8 has been seted up to the inside constant head tank 5, and installs positioning fixture in the constant head tank 8 for can treat welded straight tube one end and carry out centre gripping location and handle, and drive straight tube one end through first cylinder 9 and remove the butt joint to the return bend structure, the butt joint precision is high, is favorable to improving straight tube and return bend welded precision.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. Welding device for butt welding elbows, comprising a bottom plate (1), characterized in that: first return bend locating plate (2) and second return bend locating plate (3) are installed to bottom plate (1) upside, spout (12) have all been seted up to first return bend locating plate (2) and second return bend locating plate (3) inside, and middle part rotation installs lead screw (11) in spout (12), screw thread slidable mounting has first slide (13) and second slide (16) on lead screw (11), first holder (17) are installed to first slide (13) upside, second holder (15) are installed to second slide (16) upside, riser (4) are installed to bottom plate (1) one end upside, first cylinder (9) are installed to riser (4) upper end one side, straight tube locating plate (5) are installed to first cylinder (9) one end, locating slot (8) have been seted up to straight tube locating plate (5) inside, and install positioning fixture in locating slot (8).

2. A welding apparatus for butt welding elbows as in claim 1, wherein: the first clamping seat (17) and the second clamping seat (15) are both arranged into arc-shaped clamping seats, and anti-slip pads are arranged on the inner walls of the first clamping seat (17) and the second clamping seat (15).

3. A welding apparatus for butt welding elbows as in claim 1, wherein: the screw rod (11) is provided with a first external thread and a second external thread, the directions of the threads of the first external thread and the second external thread are opposite, the first sliding seat (13) is in sliding connection with the first external thread, the second sliding seat (16) is in sliding connection with the second external thread, and one end of the screw rod (11) is in transmission connection with a servo motor (14).

4. A welding apparatus for butt welding elbows as in claim 1, wherein: the second bent pipe locating plate (3) is perpendicular to the first bent pipe locating plate (2), and the second bent pipe locating plate (3) is symmetrically provided with two groups relative to the first bent pipe locating plate (2).

5. A welding apparatus for butt welding elbows as in claim 1, wherein: the locating clamp comprises a second air cylinder (6) arranged on the outer side of the straight pipe locating plate (5), a locating clamping plate (7) is arranged at one end of the second air cylinder (6), and the locating clamping plate (7) is arranged in the locating groove (8) in a sliding mode.

6. A welding apparatus for butt welding elbows as in claim 5, wherein: the second air cylinder (6) and the locating clamp plate (7) are symmetrically arranged about the locating groove (8), and the locating clamp plate (7) is arranged to be an arc plate.