CN220127821U - Submerged arc welding equipment for steel plates - Google Patents

Abstract

The utility model discloses steel plate submerged-arc welding equipment, which relates to the technical field of submerged-arc welding and comprises an equipment frame, wherein the two equipment frames are connected through a supporting rod, guide grooves are formed in the front side and the rear side of the upper end of the equipment frame, the guide grooves are connected with side plates in a sliding manner through pulleys, supporting plates are fixed at the tops of the two side plates, and a collector is arranged in the middle of the tops of the supporting plates. According to the utility model, when the two cleaning scrapers are far away from each other and the transmission half gear is not meshed with the third transmission gear, the cleaning rod is reset under the action of the restoring force of the restoring spring, so that the two cleaning scrapers are driven to scrape the flux which is not pumped by the first material pumping barrel to the material pumping range of the next material pumping barrel, the flux is collected by the second material pumping barrel which passes through the welding part, the two material pumping barrels are used for pumping materials in sequence, and the excessive flux can be completely recovered by once scraping and collecting in the middle interval, thereby reducing the waste of the flux, avoiding the subsequent manual cleaning, and saving time and labor.

Description

A kind of steel plate submerged arc welding equipment

Technical field

The utility model relates to the technical field of submerged arc welding, specifically a steel plate submerged arc welding equipment.

Background technique

Submerged arc welding (including submerged arc surfacing and electroslag surfacing, etc.) is a method in which the arc burns under the flux layer for welding. It has the inherent advantages of stable welding quality, high welding productivity, no arc light and little smoke. Making it the main welding method in the production of important steel structures such as pressure vessels, pipe sections, and box beams and columns.

However, when existing submerged arc welding equipment cleans up excess flux, the flux spread on both sides of the molten pool is not easily recovered by the suction mechanism, leaving a lot of flux residue on the workpiece, which requires secondary collection, which is very troublesome. , does not meet people's needs. In this regard, we propose a steel plate submerged arc welding equipment.

Utility model content

The purpose of this utility model is to provide a steel plate submerged arc welding equipment to solve the problem that when the existing submerged arc welding equipment proposed in the above background technology cleans up excess flux, the flux spread on both sides of the molten pool is not easily absorbed. Due to the mechanical recycling, there is still a lot of flux residue on the workpiece, which requires secondary collection, which is a very troublesome problem.

In order to achieve the above purpose, the present utility model provides the following technical solution: a steel plate submerged arc welding equipment, including an equipment rack, two of the equipment racks are connected by a support rod, and guide grooves are provided on the front and rear sides of the upper end of the equipment rack. The guide groove is slidably connected with side plates through pulleys. A support plate is fixed on the top of the two side plates. A collector is installed in the middle of the top of the support plate. The feed head of the collector is connected with a pumping cylinder. A connecting plate is fixed between the lower ends of the side plates. The middle part of the connecting plate is symmetrically connected to a No. 2 transmission rod. The middle part of one end of the No. 2 transmission rod is connected to a No. 2 transmission gear through a keyway. The No. 2 transmission rod One end is connected to a transmission half gear through a keyway, and the connecting plate is rotated along one side of the No. 2 transmission rod to be connected to a No. 3 transmission rod. One end of the No. 3 transmission rod is connected to a No. 3 transmission gear through a keyway, and one end of the No. 3 transmission rod is fixed. There is a cleaning rod, a cleaning scraper is fixed at the lower end of the cleaning rod, and the upper end of the cleaning rod is connected to the side plate through a return spring.

Preferably, a welding wire barrel is installed at the bottom of the support plate along one side of the material extraction head, a welding wire is inserted inside the welding wire barrel, and a conductive nozzle is installed inside the welding wire barrel.

Preferably, a flux box is fixed on the other side of the top of the support plate, and a flux tube is fixed through the lower end of the flux box.

Preferably, a through slot is provided on one side of the support plate, and a No. 1 transmission rod is rotatably connected to the inside of the through groove, and a No. 1 transmission gear is fixed at both ends of the No. 1 transmission rod through keyways.

Preferably, a drive motor is installed on the top of the support plate along one side of the through slot, and the output end of the drive motor is connected to a drive gear through a keyway, and the drive gear is meshed with the No. 1 transmission gear.

Preferably, a transmission rack is fixed on the front and rear sides of the top of the support plate, and the No. 1 transmission gear meshes with the transmission rack.

Preferably, the No. 1 bevel gear is connected to the middle part of the No. 1 transmission rod through a keyway, and the No. 2 bevel gear is meshed and connected to one side of the No. 1 bevel gear. The No. 2 bevel gear is rotationally connected to the equipment rack through a connecting rotating rod. The connecting rotating rod and the No. 3 transmission rod are drivingly connected through a transmission member.

Preferably, the two No. 2 transmission gears mesh with each other, the transmission half gear and the No. 3 transmission gear mesh with each other, and the cleaning scraper is located between the two extraction heads.

Compared with the existing technology, the beneficial effects of this utility model are:

In this utility model, by arranging the No. 2 transmission rod, the No. 3 transmission rod and the upper structure thereof, during use, the first pumping cylinder passing through the welding part can recover the excess flux under the action of the collector, and then By rotating the No. 2 transmission rod, the No. 2 transmission rod drives the two No. 2 transmission gears to rotate tangentially. The No. 2 transmission rod simultaneously drives the transmission half gear to rotate. When the transmission half gear meshes with the No. 3 transmission gear, the return spring stretches, and the two No. 2 transmission gears rotate tangentially. The two cleaning scrapers are far away from each other. When the transmission half gear and the No. 3 transmission gear are not meshed, the cleaning rod resets under the restoring force of the return spring, driving the two cleaning scrapers to remove the unused material from the first passing pumping cylinder. The flux is scraped into the pumping range of the next pumping cylinder, so that the flux is collected by the second pumping cylinder passing through the welding part. By pumping twice, one after the other, with one scraper in between, the excess flux can be concentrated. Recycling all the components can not only reduce the waste of flux, but also eliminate the need for manual subsequent cleaning, saving time and effort.

Description of drawings

Figure 1 is a perspective view of the utility model;

Figure 2 is a side cross-sectional view of the utility model;

Figure 3 is a schematic view of the front structure of the utility model;

Figure 4 is a perspective view of the support plate and its upper structure of the present utility model;

Figure 5 is a perspective view of the connection relationship between the connecting plate and the No. 2 transmission rod of the present utility model.

In the picture: 1. Equipment rack; 2. Guide groove; 3. Side plate; 4. Support plate; 5. No. 1 transmission rod; 6. No. 1 transmission gear; 7. No. 1 bevel gear; 8. Transmission rack; 9. Driving gear; 10. No. 2 bevel gear; 11. Connecting plate; 12. Connecting rotating rod; 13. No. 2 transmission rod; 14. No. 2 transmission gear; 15. Transmission half gear; 16. No. 3 transmission rod; 17. No. 3 transmission gear; 18. Cleaning rod; 19. Return spring; 20. Cleaning scraper; 21. Collector; 22. Drawing cylinder; 23. Drawing head; 24. Welding wire cylinder; 25. Flux box; 26. Flux tube.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, not all implementations. example.

Please refer to Figures 1-5. An embodiment of the present utility model is provided: a steel plate submerged arc welding equipment, including an equipment rack 1. Two equipment racks 1 are connected through support rods. The upper equipment rack 1 has openings on the front and rear sides. Guide trough 2, the guide trough 2 is slidingly connected with side plates 3 through pulleys, a support plate 4 is fixed on the top of the two side plates 3, a collector 21 is installed in the middle of the top of the support plate 4, and the feed head of the collector 21 is connected with a pump Barrel 22, the collector 21 is provided to recycle excess flux through the pumping barrel 22. A connecting plate 11 is fixed between the lower ends of the two side plates 3. The middle part of the connecting plate 11 is symmetrically connected to a No. 2 transmission rod 13, and the second The middle part of one end of the No. 2 transmission rod 13 is connected to the No. 2 transmission gear 14 through a keyway. One end of the No. 2 transmission rod 13 is connected to a transmission half gear 15 through a keyway. The connecting plate 11 rotates along one side of the No. 2 transmission rod 13 and is connected to the No. 3 transmission rod 16. One end of the No. 3 transmission rod 16 is connected to the No. 3 transmission gear 17 through a keyway. One end of the No. 3 transmission rod 16 is fixed with a cleaning rod 18. The lower end of the cleaning rod 18 is fixed with a cleaning scraper 20. The upper end of the cleaning rod 18 is connected to the side plate 3 through a return spring 19. The No. 2 transmission rod 13, the No. 3 transmission rod 16 and their upper structures are connected. When in use, the No. 2 transmission rod 13 is rotated. The No. 2 transmission rod 13 drives the two No. 2 transmission gears 14 to rotate tangentially. The No. 3 transmission rod 13 drives the transmission half gear 15 to rotate at the same time. The transmission half gear 15 drives the No. 3 transmission rod 16 to rotate through meshing with the No. 3 transmission gear 17. The No. 3 transmission rod 16 drives the cleaning rod 18 to swing. The transmission half gear 15 and the No. 3 transmission gear 17 When the No. 3 transmission gear 17 meshes, the return spring 19 stretches and the two cleaning scrapers 20 move away from each other. When the transmission half gear 15 and the No. 3 transmission gear 17 do not mesh, the cleaning rod 18 resets under the restoring force of the return spring 19 , driving the two cleaning scrapers 20 to scrape the flux that has not been removed by the first pumping cylinder 22 to the pumping range of the next pumping cylinder 22, through two pumpings one after the other, with one scraping interval in between. The materials are concentrated and all excess flux can be recycled, which can not only reduce the waste of flux, but also eliminate the need for manual subsequent cleaning, saving time and effort.

Further, a welding wire barrel 24 is installed at the bottom of the support plate 4 along one side of the material extraction head 23. A welding wire is inserted into the welding wire barrel 24. A conductive nozzle is installed inside the welding wire barrel 24. The conductive nozzle is used to energize the welding wire. During welding, The positive and negative poles of the external control box are electrically connected to the contact tip and the workpiece respectively. During welding, the welding wire contacts the workpiece and generates a welding arc and releases heat. The flux and the workpiece in the welding groove are melted to form a molten pool, thus forming a molten pool. The workpiece is welded.

Furthermore, a flux box 25 is fixed on the other side of the top of the support plate 4, and a flux tube 26 is fixed through the lower end of the flux box 25. The flux box 25 can continuously provide flux during welding through the flux tube 26, ensuring the normal progress of submerged arc welding. .

Further, a through slot is provided on one side of the support plate 4, and the interior of the through slot is rotatably connected to the No. 1 transmission rod 5. Both ends of the No. 1 transmission rod 5 are fixed with the No. 1 transmission gear 6 through keyways, and the top of the support plate 4 is installed along one side of the through groove. There is a drive motor, and the output end of the drive motor is connected to a drive gear 9 through a keyway. The drive gear 9 is meshed with the No. 1 transmission gear 6. The provided drive motor can drive the No. 1 transmission through the meshing of the drive gear 9 with the No. 1 transmission gear 6. The rotation of rod 5 provides power for the rotation of No. 1 transmission rod 5.

Further, a transmission rack 8 is fixed on the front and rear sides of the top of the support plate 4, and the No. 1 transmission gear 6 meshes with the transmission rack 8. The provided transmission rack 8 can rotate with the No. 1 transmission gear 6 when the No. 1 transmission gear 6 rotates. The engagement drives the support plate 4 to move to ensure the normal progress of welding.

Further, the middle part of the No. 1 transmission rod 5 is connected to the No. 1 bevel gear 7 through a keyway. One side of the No. 1 bevel gear 7 is meshed and connected with the No. 2 bevel gear 10. The No. 2 bevel gear 10 is rotationally connected to the equipment rack 1 through the connecting rotating rod 12. The connecting rotating rod 12 and the No. 3 transmission rod 16 are connected through transmission components. The No. 1 bevel gear 7, the No. 2 bevel gear 10 and the transmission components are provided, and can be meshed and transmitted through the No. 1 bevel gear 7 and the No. 2 bevel gear 10. The transmission of the components enables the No. 1 transmission rod 5 to drive the No. 2 transmission rod 13 to rotate when rotating, ensuring the normal recovery of flux.

Working principle: When in use, load sufficient flux into the flux box 25, place the workpiece to be welded on the equipment rack below, and ensure that the welding position is directly below the wire barrel 24 and corresponds to the path of the support plate 4. Then start the driving motor and collector 21, and energize the workpiece and the contact nozzle. The driving motor drives the driving gear 9 to rotate. The driving gear 9 drives the No. 1 transmission rod 5 to rotate through meshing with the No. 1 transmission gear 6. The No. 1 transmission gear 6 The support plate 4 is driven to move by engaging with the transmission rack 8. During the second process, the welding wire contacts the workpiece and generates a welding arc and releases heat. The flux flows out from the flux tube 26 and accumulates in the welding part. The flux and the workpiece in the welding groove are evenly distributed. It melts under the action of high heat to form a molten pool, thereby welding the workpiece, and the collector 21 collects the excess flux through the pumping cylinder 22. When collecting, the first pumping cylinder 22 that passes through the welding part collects the flux. To roughly collect, the No. 1 transmission rod 5 drives the No. 2 transmission rod 13 to rotate through the meshing of the No. 1 bevel gear 7 and the No. 2 bevel gear 10 and the transmission of the transmission components. The No. 2 transmission rod 13 drives the two No. 2 transmission gears. 14 rotates tangentially and drives the transmission half gear 15 to rotate at the same time. When the transmission half gear 15 meshes with the No. 3 transmission gear 17, the return spring 19 is elongated, and the two cleaning scrapers 20 move away from each other. When the gear 17 is not meshed, the cleaning rod 18 is reset under the restoring force of the return spring 19, driving the two cleaning scrapers 20 to scrape the flux that has not been removed from the first passing pumping cylinder 22 to the next pumping cylinder 22 The second pumping cylinder 22 passing through the welding part collects the remaining flux. By moving the support plate 4 from one end of the workpiece to the other end, during this process, the parts cooperate to complete the process. Welding of workpieces.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic characteristics of the present invention. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the appended claims rather than the above description, and it is therefore intended that all claims falling within the rights All changes within the meaning and scope of the required equivalent elements are included in the present invention. Any reference signs in the claims shall not be construed as limiting the claim in question.

Claims (8)

1. A steel plate submerged arc welding equipment, including an equipment rack (1), characterized in that: two of the equipment racks (1) are connected through support rods, and guides are provided on the front and rear sides of the upper end of the equipment rack (1) Groove (2), the guide groove (2) is slidingly connected with side plates (3) through pulleys, a support plate (4) is fixed on the top of the two side plates (3), and the top of the support plate (4) is in the middle A collector (21) is installed, the feed head of the collector (21) is connected with a pumping tube (22), and a connecting plate (11) is fixed between the lower ends of the two side plates (3). The No. 2 transmission rod (13) is symmetrically and rotationally connected to the middle part of the connecting plate (11). The No. 2 transmission gear (14) is connected to the No. 2 transmission gear (14) in the middle of one end of the No. 2 transmission rod (13) through a keyway. The No. 2 transmission rod (13) One end is connected to a transmission half gear (15) through a keyway, and the connecting plate (11) is connected to a No. 3 transmission rod (16) along one side of the No. 2 transmission rod (13). One end of the No. 3 transmission rod (16) passes through The No. 3 transmission gear (17) is connected to the keyway. A cleaning rod (18) is fixed at one end of the No. 3 transmission rod (16). A cleaning scraper (20) is fixed at the lower end of the cleaning rod (18). The cleaning rod (18) 18) The upper end is connected to the side plate (3) through the return spring (19). 2. A steel plate submerged arc welding equipment according to claim 1, characterized in that: a welding wire barrel (24) is installed at the bottom of the support plate (4) along one side of the drawing head (23), and the welding wire A welding wire is inserted into the barrel (24), and a conductive tip is installed inside the welding wire barrel (24). 3. A steel plate submerged arc welding equipment according to claim 2, characterized in that: a flux box (25) is fixed on the other side of the top of the support plate (4), and the lower end of the flux box (25) passes through A flux tube (26) is fixed. 4. A steel plate submerged arc welding equipment according to claim 3, characterized in that: a through slot is provided on one side of the support plate (4), and a No. 1 transmission rod (5) is rotatably connected to the inside of the through slot. The No. 1 transmission gear (6) is fixed at both ends of the No. 1 transmission rod (5) through keyways. 5. A steel plate submerged arc welding equipment according to claim 4, characterized in that: a drive motor is installed on the top of the support plate (4) along one side of the slot, and the output end of the drive motor is connected to a drive through a keyway. Gear (9), the driving gear (9) is meshed with the No. 1 transmission gear (6). 6. A steel plate submerged arc welding equipment according to claim 5, characterized in that: a transmission rack (8) is fixed on the front and rear sides of the top of the support plate (4), and the No. 1 transmission gear (6) Engage with the transmission rack (8). 7. A steel plate submerged arc welding equipment according to claim 6, characterized in that: the middle part of the No. 1 transmission rod (5) is connected to the No. 1 bevel gear (7) through a keyway, and the No. 1 bevel gear (7) 7) The No. 2 bevel gear (10) is meshed and connected on one side. The No. 2 bevel gear (10) is rotationally connected to the equipment rack (1) through a connecting rotating rod (12). The connecting rotating rod (12) is connected to the third gear. The transmission rod (16) is connected through transmission components. 8. A steel plate submerged arc welding equipment according to claim 7, characterized in that: the two No. 2 transmission gears (14) mesh with each other, and the transmission half gear (15) and the No. 3 transmission gear (14) mesh with each other. 17) Engage with each other, and the cleaning blade (20) is located between the two pumping heads (23).