CN218657613U

CN218657613U - Full-automatic pressure steel pipe straight seam group is to welding set

Info

Publication number: CN218657613U
Application number: CN202222326428.8U
Authority: CN
Inventors: 肖丹亚; 朱玉堂; 王志刚
Original assignee: Sichuan Shang Yang Electromechanical Equipment Co ltd
Current assignee: Sichuan Shang Yang Electromechanical Equipment Co ltd
Priority date: 2022-08-31
Filing date: 2022-08-31
Publication date: 2023-03-21
Anticipated expiration: 2032-08-31

Abstract

The utility model provides a full-automatic pressure steel pipe straight seam assembly welding device, which comprises a base component for fixing steel pipe tiles and a welding mechanism movably arranged on the base component; the welding mechanism comprises two welding carriage assemblies, the two welding carriage assemblies are respectively positioned on the inner side and the outer side of the steel pipe tile, a locking mechanism for limiting the relative movement of the two welding carriage assemblies is arranged on the welding carriage assemblies, and a welding seam butting mechanism is further arranged on the welding carriage assemblies and connected with the two adjacent steel pipe tiles. The utility model discloses a base subassembly realizes the fixed and preliminary group of steel pipe tile to steel pipe tile after will tentatively assembling passes through welding seam docking mechanism drawknot and is in the same place, and the straight seam welding between the steel pipe tile is realized in the mutually supporting between rethread locking mechanical system and the welding carriage subassembly.

Description

Full-automatic pressure steel pipe straight seam group is to welding set

Technical Field

The utility model relates to a steel pipe welding technology field, concretely relates to full-automatic penstock transversal joint group is to welding set.

Background

Welding, also known as fusion welding, is a manufacturing process and technique for joining metals or other thermoplastic materials, such as plastics, in a heated, high temperature or high pressure manner.

In the technical field of production and manufacturing of large-scale pressure steel pipes, welding technologies such as manual welding, secondary shielded welding, submerged-arc welding and the like are used for welding straight seams of steel pipes at present. The manual welding and the secondary protection welding have the advantages that labor intensity is high for workers, welding time is long, and dust and arc light in the welding process are obviously harmful to human bodies; the existing submerged-arc welding technology adopts multilayer multi-pass welding for large pressure steel pipes, a better mode is to be provided with a welding seam tracking technology, welding seams are tracked in real time by adopting welding seam laser scanning imaging, the welding accuracy is improved to a great extent, and workers do not need to observe the positions of the welding seams at any time and make adjustments. The adoption of submerged-arc welding reduces the labor cost, shortens part of the welding time, improves the production efficiency and saves the manufacturing cost in a certain sense, but the tracking technology of the submerged-arc welding also has certain disadvantages, for the pressure steel pipe with large thickness of the steel pipe, firstly, the submerged-arc welding adopts multilayer multi-pass welding, because of the influence of other factors, the welding can not be in place at one time at present, a trolley needs to be manually placed at the welding starting position before each welding line is welded, the continuous welding can not be carried out, and a large part of time is wasted; secondly, the tracking technology adopted in the current market is not completely reliable for submerged arc welding, and has certain deviation on welding seam image acquisition due to the process and welding conditions of the submerged arc welding.

In the prior art, the steel pipe tile assembly splicing adopted in the market mainly adopts riveting tool assembly and manual spot welding to realize steel pipe assembly, and the problems of high labor cost, time consumption and labor consumption exist. In order to improve large-scale pressure steel pipe welded condition, reduce manufacturing cost, improve economic efficiency, improve working environment, the utility model provides a to assembling before the welding of large-scale pressure steel pipe, to, the full automatic device of welding integration aims at realizing full automatic function to the equipment butt joint of pressure steel pipe tile. In the modern society with high-speed scientific and technological development, the production efficiency can be improved by adopting an effective new technology, and effective assistance can be provided for the development of the society.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a full-automatic penstock transversal joint group is to welding set for there is the cost of labor height, the technical problem of consuming time power to the concatenation to steel pipe tile group in solving prior art.

In order to achieve the above object, an embodiment of the present invention provides a full-automatic pressure steel pipe straight seam pairing welding device, which includes a base assembly for fixing steel pipe tiles and a welding mechanism movably disposed on the base assembly;

the welding mechanism comprises two welding carriage assemblies, the two welding carriage assemblies are respectively positioned on the inner side and the outer side of the steel pipe tile, a locking mechanism for limiting the relative movement of the two welding carriage assemblies is arranged on the welding carriage assemblies, and a welding seam butting mechanism is further arranged on the welding carriage assemblies and connected with the two adjacent steel pipe tiles.

The utility model discloses a solve the problem of steel pipe tile group to the difficulty, preferably include the base at the base subassembly and along a plurality of first tracks of base circumference setting, install locating component on every first track.

Preferably, the positioning assembly comprises a sliding table and two positioning wheels mounted on the sliding table, and the sliding table is slidably connected with the first rail.

Preferably, the welding carriage assembly comprises a carriage, a guide groove is formed in the upper portion, close to one side of the steel pipe tile, of the carriage, the guide groove is located above the steel pipe tile, an induction coil is vertically arranged on the carriage, and pressure head mechanisms are arranged at the two ends of the induction coil.

Preferably, the bottom of the carriage is provided with a plurality of rollers, the rollers slide on a second rail, and the second rail is fixed on the base.

Preferably, the pressure head mechanism comprises a first telescopic rod and a pressure head arc plate arranged on the first telescopic rod, and one end of the first telescopic rod is fixed on the sliding frame.

Preferably, the locking mechanism comprises a locking frame and a second telescopic rod, the locking frame is hinged to one of the welding carriage assemblies, the telescopic end of the second telescopic rod is hinged to the locking frame, and a blocking piece is arranged at one end, close to the other welding carriage assembly, of the locking frame.

Preferably, the welding seam docking mechanism includes that demountable installation is in the mounting bracket of guide way and sliding connection is at the slide on the mounting bracket, and the slide is connected with the third telescopic link, and slide swing joint still has the steel pipe cardboard, is provided with the fourth telescopic link on the steel pipe cardboard.

Preferably, a roundness detector is arranged on the base and is positioned on the inner side of the steel pipe tile.

To sum up, the beneficial effects of the utility model are that:

1. the utility model discloses a base subassembly realizes the fixed and preliminary group of steel pipe tile to steel pipe tile after will tentatively assembling passes through welding seam docking mechanism drawknot and is in the same place, and the straight seam welding between the steel pipe tile is realized in the mutually supporting between rethread locking mechanical system and the welding carriage subassembly. The whole welding process of the straight seam of the steel pipe tiles is controlled by the controller, so that the automation of assembling and splicing the steel pipe tiles is realized.

2. The utility model discloses a base subassembly includes the base and along a plurality of first tracks of base circumference setting, installs locating component on every first track, locating component include with first track sliding connection's slip table and install two locating wheels on the slip table. Two locating wheels in the locating component are used for fixing the steel pipe tiles, and the locating wheels can slide on the first tracks, so that preliminary pairing between the steel pipe tiles is realized.

3. The utility model discloses a welding carriage subassembly includes the balladeur train, and the upper portion that the balladeur train is close to steel pipe tile one side is provided with the guide way, and the guide way is located the top of steel pipe tile, the vertical induction coil that is provided with on the balladeur train, and induction coil's both ends are provided with pressure head mechanism. The guide groove is used for realizing the connection and fixation of the two welding sliding frame assemblies and the welding seam butt joint mechanism, and the pressure head mechanism is used for pressing the pressure head at the butt joint of the steel pipe tiles so as to achieve the straight seam flatness before steel pipe welding. The utility model discloses a butt joint transversal joint adopts induction coil heating metal to fuse the welding that the technique accomplished the transversal joint, and heat conversion rate is high, heating efficiency is high to it can be disposable accomplish the welding seam welding, and the required time is short, fuses outward appearance good, to a great extent has improved economic benefits.

4. The utility model discloses a bottom of balladeur train is provided with a plurality of gyro wheels, and the gyro wheel slides on the second track, and the second track is fixed on the base. The rollers are arranged to facilitate the movement of the sliding frame, so that the welding sliding frame assembly can move conveniently, and the smooth completion of the subsequent steel pipe straight seam welding is ensured.

5. The utility model discloses a be provided with the circularity detector on the base, the circularity detector is located the inboard of steel pipe tile. The roundness detector is used for detecting the roundness of the steel pipe, and fusion welding can be carried out only when the roundness detector detects that the steel pipe is qualified. When the roundness detector detects that the roundness of the steel pipe does not meet the requirement, the roundness needs to be adjusted by adjusting the position of the positioning wheel.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a top view of an embodiment of the present invention;

fig. 3 is a side view of an embodiment of the present invention;

FIG. 4 is a schematic view of a welding carriage assembly according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a weld joint docking mechanism according to an embodiment of the present invention.

The device comprises a base assembly 1, a welding mechanism 2, a welding slide frame assembly 3, a locking mechanism 4, a welding seam butting mechanism 5, a base 6, a first rail 7, a positioning assembly 8, a sliding table 9, a positioning wheel 10, a sliding frame 11, a guide groove 12, an induction coil 13, a pressure head mechanism 14, a roller 15, a second rail 16, a first telescopic rod 17, a pressure head arc plate 18, a locking frame 19, a second telescopic rod 20, a blocking piece 21, a mounting frame 22, a sliding plate 23, a fourth telescopic rod 24, a steel pipe clamping plate 25, a third telescopic rod 26 and a roundness detector 27.

Detailed Description

The utility model provides a full-automatic penstock transversal joint group is to welding set, including the base subassembly 1 and the movable welding mechanism 2 that sets up on base subassembly 1 that are used for fixed steel pipe tile, welding mechanism 2 is used for accomplishing the transversal joint welding of steel pipe tile.

The base component 1 comprises a base 6 and a plurality of first tracks 7 arranged along the circumferential direction of the base 6, and each first track 7 is provided with a positioning component 8 for positioning steel pipe tiles. The positioning assembly 8 comprises a sliding table 9 and two positioning wheels 10 arranged on the sliding table 9, wherein the sliding table 9 is connected with the first track 7 in a sliding manner. The steel tube tiles are fixed between two positioning wheels 10 and the positioning assembly 8 slides on the first track 7. When the steel pipe tiles are hoisted between the positioning wheels 10, the steel pipe tiles are positioned and adjusted by adjusting the positioning wheels 10, and then the preliminary group of the steel pipes is ensured.

The welding mechanism 2 comprises two welding sliding frame assemblies 3 used for realizing the welding of the steel pipe straight seam group, and the two welding sliding frame assemblies 3 are respectively positioned on the inner side and the outer side of the steel pipe tile. The welding carriage assembly 3 is provided with a locking mechanism 4 for limiting the relative movement of the two welding carriage assemblies 3, and the welding carriage assembly 3 is also provided with two welding seam butting mechanisms 5 for ensuring the flatness of straight seams before welding the steel pipe tiles. The two welding seam butting mechanisms 5 are respectively positioned above and below the steel pipe tiles, and the welding seam butting mechanisms 5 are connected with the two adjacent steel pipe tiles.

The welding carriage assembly 3 comprises a carriage 11, a plurality of self-locking rollers 15 are arranged at the bottom of the carriage 11, and the rollers 15 are used for realizing the movement and fixation of the carriage 11; and the rollers 15 slide on the second rails 16, the second rails 16 being fixed to the base 6. The upper part of the sliding frame 11, which is close to one side of the steel pipe tile, is provided with a guide groove 12, the guide groove 12 is positioned above the steel pipe tile, and the guide groove 12 is used for realizing the connection and fixation of the two welding sliding frame assemblies 3 and the welding seam butting mechanism 5, so that the subsequent steel pipe straight seam welding can be smoothly completed.

An induction coil 13 is vertically arranged on the sliding frame 11, and the induction coil 13 is fixed on an induction coil supporting seat. Both ends of the induction coil 13 are provided with a pressure head mechanism 14, and the pressure head mechanism 14 is used for ensuring the flatness of the straight seam of the steel pipe before welding. The pressure head mechanism 14 comprises a first telescopic rod 17 and a pressure head arc plate 18 arranged on the first telescopic rod 17, and one end of the first telescopic rod 17 is fixed on the sliding frame 11. After the two steel pipe tiles are pulled and tied, because the steel pipe tile joint possibly has the problem of unevenness, the pressure head mechanism 14 drives the pressure head arc plate 18 to move through the first telescopic rod 17, and then the pressure head at the steel pipe tile joint is completed, so that the straight seam flatness before steel pipe welding is ensured.

The locking mechanism 4 comprises a locking frame 19 and a second telescopic rod 20 which are hinged with one of the welding carriage assemblies 3, the telescopic end of the second telescopic rod 20 is hinged with the locking frame 19, one end of the locking frame 19, which is close to the other welding carriage assembly 3, is provided with a stop piece 21, and the stop piece 21 is clamped with the carriage 11 of the welding carriage assembly 3. The locking mechanism 4 is used for locking the two welding sliding frame assemblies 3, the locking frame 19 is driven by the movement of the second telescopic rod 20, and then the locking of the welding sliding frame assemblies 3 is completed, the locking mechanism is matched with the self-locking of the roller 15 on the sliding frame 11, the stability of the welding sliding frame assemblies 3 is further ensured, and therefore the assembling and welding positions of the steel pipe tiles are not changed.

The weld seam abutting mechanism 5 comprises a mounting frame 22 detachably mounted in the guide groove 12 and a sliding plate 23 slidably connected to the mounting frame 22. The sliding plate 23 is hinged with a third telescopic rod 26, and the third telescopic rod 26 drives the sliding plate 23 to move so as to complete the horizontal movement of the welding seam butting mechanism 5. Because the steel pipe height of tile preparation is fixed, and the difference is little, so the height need not adjust, but because the steel pipe diameter of preparation requires differently, the diameter change is great, so the radian change of tile is also great, consequently needs 5 horizontal migration of welding seam docking mechanism to following steel pipe cardboard 25 can be smooth in the assurance welding seam docking structure 5 the butt joint department centre gripping of two tiles in the draw-in groove. Slide 23 swing joint has steel pipe cardboard 25, is provided with fourth telescopic link 24 on the steel pipe cardboard 25, and fourth telescopic link 24 is articulated with steel pipe cardboard 25, and fourth telescopic link 24 drives steel pipe cardboard 25 relative motion, and then accomplishes the adjustment in gap between the steel pipe tile. After the steel pipe tiles are initially assembled, the gap between the two steel pipe tiles is in a larger state, so that the joint of the two steel pipe tiles needs to be drawn together by the welding seam butting mechanism 5.

And a roundness detector 27 is arranged on the base 6, and the roundness detector 27 is positioned on the inner side of the steel pipe tile. The roundness detector 27 is used for detecting the roundness of the steel pipe, and fusion welding can be performed only when the roundness detector 27 detects that the steel pipe is qualified. When the roundness detector 27 detects that the roundness of the steel pipe does not meet the requirement, the roundness of the steel pipe needs to be adjusted by adjusting the position of the positioning wheel 10.

The utility model discloses the transversal joint group of well steel pipe tile adopts induction coil 13 to heat the welding that the metal fusion technique accomplished the transversal joint to the welding, after accomplishing the transversal joint and fusing the welding and accomplish a period, relevant welding carriage subassembly 3, locking mechanism 4 and welding seam docking mechanism 5 need break away from the steel pipe, carry out the group of next steel pipe tile to, assemble and weld.

The working principle and the process are as follows: firstly, steel pipe tiles are hoisted between positioning wheels 10, initial assembly of the steel pipe tiles is carried out, then a welding sliding frame assembly 3 is moved to the position of a straight steel pipe seam, self-locking of a roller 15 on a sliding frame 11 and locking of the welding sliding frame assembly 3 are completed through a locking mechanism 4, then a gap between the steel pipe tiles is adjusted through a welding seam butting mechanism 5, then flattening processing is carried out on the welding straight steel pipe seam through a pressure head mechanism 14 in the welding sliding frame assembly 3, finally the roundness of the steel pipe is detected through a roundness detector 27, if the roundness of the steel pipe meets the condition, assembly welding of the straight steel pipe seam is carried out through an induction coil 13, if the roundness of the steel pipe is not met, the roundness of the steel pipe is corrected through the moving positioning wheels 10 until the roundness of the steel pipe meets the condition.

While the present invention has been described in detail and with reference to the accompanying drawings, it is not to be considered as limited to the scope of the invention. Various modifications and changes may be made by those skilled in the art without inventive step within the scope of the appended claims.

Claims

1. The utility model provides a full-automatic pressure steel pipe transversal joint group is to welding set which characterized in that: comprises a base component for fixing the steel pipe tiles and a welding mechanism movably arranged on the base component;

the welding mechanism comprises two welding sliding frame assemblies, the two welding sliding frame assemblies are respectively located on the inner side and the outer side of the steel pipe tile, a locking mechanism for limiting the relative movement of the two welding sliding frame assemblies is arranged on each welding sliding frame assembly, a welding seam butt joint mechanism is further arranged on each welding sliding frame assembly, and the welding seam butt joint mechanism is connected with two adjacent steel pipe tiles.

2. The full-automatic pressure steel pipe straight seam pairing welding device as claimed in claim 1, characterized in that: the base component comprises a base and a plurality of first rails arranged along the circumferential direction of the base, and each first rail is provided with a positioning component.

3. The full-automatic pressure steel pipe straight seam pairing welding device as claimed in claim 2, characterized in that: the positioning assembly comprises a sliding table and two positioning wheels arranged on the sliding table, and the sliding table is connected with the first track in a sliding manner.

4. The full-automatic pressure steel pipe straight seam pairing welding device as claimed in claim 1, characterized in that: the welding carriage assembly comprises a carriage, a guide groove is formed in the upper portion, close to one side of the steel pipe tile, of the carriage, the guide groove is located above the steel pipe tile, an induction coil is vertically arranged on the carriage, and pressure head mechanisms are arranged at the two ends of the induction coil.

5. The full-automatic pressure steel pipe straight seam pairing welding device as claimed in claim 4, characterized in that: the bottom of the sliding frame is provided with a plurality of rollers, the rollers slide on a second rail, and the second rail is fixed on the base.

6. The full-automatic pressure steel pipe straight seam pairing welding device as claimed in claim 4, characterized in that: the pressure head mechanism comprises a first telescopic rod and a pressure head arc plate arranged on the first telescopic rod, and one end of the first telescopic rod is fixed on the sliding frame.

7. The full-automatic pressure steel pipe straight seam pairing welding device as claimed in claim 1, characterized in that: the locking mechanism comprises a locking frame and a second telescopic rod, the locking frame and the second telescopic rod are hinged to one of the welding sliding frame assemblies, the telescopic end of the second telescopic rod is hinged to the locking frame, and a blocking piece is arranged at one end, close to the other welding sliding frame assembly, of the locking frame.

8. The full-automatic pressure steel pipe straight seam pairing and welding device as claimed in claim 4, characterized in that: the welding seam docking mechanism comprises a mounting frame which is detachably mounted in the guide groove and a sliding plate which is connected to the mounting frame in a sliding mode, the sliding plate is connected with a third telescopic rod, the sliding plate is further movably connected with a steel pipe clamping plate, and a fourth telescopic rod is arranged on the steel pipe clamping plate.

9. The full-automatic pressure steel pipe straight seam pairing welding device as claimed in claim 2, characterized in that: and a roundness detector is arranged on the base and is positioned on the inner side of the steel pipe tile.