Steel structure gantry welding machine

Abstract

The utility model discloses a steel structure gantry welding machine which comprises a base, a portal frame is arranged on the upper side of the base through a first lead screw, a lifting plate is arranged on the inner wall of the portal frame through a second lead screw, a transverse sliding block is arranged in the lifting plate through a third lead screw, and stable supports are arranged on the upper side and the lower side of the transverse sliding block through supporting rods. Limiting sliding blocks are arranged on the inner sides of the stabilizing supports, the limiting sliding blocks and limiting sliding grooves in the outer sides of the lifting plates are arranged in a sliding mode, electric welding machines and electric welding heads are installed on the lower sides of the stabilizing supports, and baffles capable of being adjusted in a lifting mode are arranged on the outer sides of the lower ends of the stabilizing supports through supporting plates. Limiting sliding blocks are arranged on the inner sides of the stable supports, and the limiting sliding blocks and limiting sliding grooves in the outer sides of the lifting plates are arranged in a sliding mode, so that the stability of sliding connection between the stable supports and the outer sides of the lifting plates is high, the stability of transverse movement of the electric welding machine is conveniently improved, and then the welding precision of the electric welding head is conveniently improved.

Description

Technical Field

[0001] The utility model relates to the technical field of gantry welding machines, in particular to a steel structure gantry welding machine. Background Art

[0002] Steel structure is a structure composed of steel materials and is one of the main types of building structures. The structure is mainly composed of steel beams, steel columns, steel trusses and other components made of sections and steel plates. Gantry welding machines are required in the production process of steel structures. The gantry type automatic submerged arc welding machine is mainly used for the submerged arc welding of H-shaped steel, with high welding automation, simple and convenient operation; the welding head has functions such as vertical lifting and angle adjustment. To meet the needs of different welding workpieces, the welding flux is fed by gravity and recovered by a negative pressure vacuum machine; the two welding heads can weld simultaneously or separately.

[0003] In the prior art, the steel structure gantry welding machine with the application number 202222404509.5 includes a connecting bar, a workbench, a transmission mechanism, and a welding mechanism for welding materials and capable of adjusting the height of the welding point. The sparks at the welding splash are likely to contaminate the glass plate. After one welding, the second motor is started, and the second motor drives the second threaded shaft to rotate, so that the edge of the scraper scrapes the stains on the glass plate, facilitating the next processing. Through the above technical solution, the problem that the flying sparks in the prior art are likely to cause injuries to workers is solved. However, the stability of the horizontal movement support of the electric welding machine is general, thus affecting the welding accuracy of the electric welding head during movement, and the baffle is difficult to meet the covering and protection requirements at different heights. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a steel structure gantry welding machine to solve the problems in the prior art that the stability of the horizontal movement support of the electric welding machine is general, thus affecting the welding accuracy of the electric welding head during movement, and the baffle is difficult to meet the covering and protection requirements at different heights.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A steel structure gantry welding machine includes a base. A gantry is provided on the upper side of the base through a first lead screw. A lifting plate is provided on the inner wall of the gantry through a second lead screw. A horizontal slider is provided inside the lifting plate through a third lead screw. Stable brackets are provided on the upper and lower sides of the horizontal slider through support rods. A limit slider is provided inside the stable bracket, and the limit slider is slidably arranged in the limit chute on the outer side of the lifting plate. An electric welding machine and an electric welding head are installed on the lower side of the stable bracket. A baffle that can be adjusted in height is provided on the outer side of the lower end of the stable bracket through a support plate.

[0006] Further, the first lead screw is a Y-axis lead screw, the second lead screw is a Z-axis lead screw, the third lead screw is an X-axis lead screw, and a PLC control cabinet is provided on the outer side of the gantry.

[0007] Furthermore, the limiting sliding groove is an arc-shaped groove, and the limiting sliding grooves are symmetrically arranged about the middle of the lifting plate.

[0008] Furthermore, the limiting sliding block is arranged as a semi-cylindrical sliding block, and the arc-shaped end face of the limiting sliding block is slidably arranged in the limiting sliding groove.

[0009] Furthermore, the liftable and adjustable baffle plate includes a fixed baffle plate arranged on the lower side of the support plate. An adjustable baffle plate is inserted into the cavity inside the fixed baffle plate. A plurality of electric push rods are arranged on the outer side of the fixed baffle plate, and the other ends of the electric push rods are fixedly connected to the outer side of the adjustable baffle plate through connecting plates.

[0010] Furthermore, both the fixed baffle plate and the adjustable baffle plate are annular baffle plates, and both the fixed baffle plate and the adjustable baffle plate are transparent baffle plates.

[0011] Furthermore, a cleaning scraping block is fixedly adhered to the lower side of one end of the fixed baffle plate. The cleaning scraping block is a triangular block, and the tip of the cleaning scraping block is slidably arranged close to the inner wall of the adjustable baffle plate.

[0012] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0013] 1. In the present utility model, stable brackets are arranged on the upper and lower sides of the horizontal sliding block through support rods. A limiting sliding block is arranged inside the stable bracket, and the limiting sliding block is slidably arranged in the limiting sliding groove on the outer side of the lifting plate, so that the stability of the sliding connection between the stable bracket and the outer side of the lifting plate is relatively high, which is convenient for improving the stability of the horizontal movement of the electric welding machine, and further convenient for improving the welding precision of the welding head.

[0014] 2. In the present utility model, a liftable and adjustable baffle plate is arranged on the outer side of the lower end of the stable bracket through a support plate. The liftable and adjustable baffle plate includes a fixed baffle plate arranged on the lower side of the support plate. An adjustable baffle plate is inserted into the cavity inside the fixed baffle plate. A plurality of electric push rods are arranged on the outer side of the fixed baffle plate, and the other ends of the electric push rods are fixedly connected to the outer side of the adjustable baffle plate through connecting plates, so that the adjustable baffle plate is driven by the electric push rod to telescopically move inside the fixed baffle plate, thereby being able to adjust the use depth of the baffle plate, which can meet the covering and protection use treatments of different heights, and the adjustable baffle plate can be completely retracted into the fixed baffle plate when not in use.

[0015] 3. In the present utility model, a cleaning scraping block is fixedly adhered to the lower side of one end of the fixed baffle plate. The cleaning scraping block is a triangular block, and the tip of the cleaning scraping block is slidably arranged close to the inner wall of the adjustable baffle plate, so that when the adjustable baffle plate is driven by the electric push rod to telescopically move inside the fixed baffle plate, when the adjustable baffle plate passes through the cleaning scraping block, the inner wall of the adjustable baffle plate can be scraped to remove dust, preventing dust from adhering to the inner wall of the adjustable baffle plate and affecting the welding sight. Description of the Drawings

[0016] The accompanying drawings are used to provide a further understanding of the present utility model and constitute a part of the specification. Together with the embodiments of the present utility model, they are used to explain the present utility model and do not constitute a limitation to the present utility model. In the accompanying drawings:

[0017] Figure 1 It is a schematic diagram of the structure without a baffle of the present utility model;

[0018] Figure 2 It is a schematic diagram of the stable support structure of the present utility model;

[0019] Figure 3 It is a left view of the installation baffle stable support structure of the present utility model;

[0020] Figure 4 It is a bottom view of the baffle structure of the present utility model.

[0021] In the figure: 1. Base; 2. First lead screw; 3. Gantry; 4. Second lead screw; 5. Lifting plate; 6. Third lead screw; 7. Horizontal slider; 8. Stable support; 9. Electric welding machine; 10. Electric welding head; 11. Limit chute; 12. PLC control cabinet; 13. Support rod; 14. Limit slider; 15. Support plate; 16. Fixed baffle; 17. Cavity; 18. Movable baffle; 19. Electric push rod; 20. Connecting plate; 21. Cleaning scraping block. Detailed implementation manners

[0022] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0023] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4, in the embodiment of the present utility model, a steel structure gantry welding machine includes a base 1. A gantry 3 is provided on the upper side of the base 1 through a first lead screw 2. A lifting plate 5 is provided on the inner wall of the gantry 3 through a second lead screw 4. A transverse slider 7 is provided inside the lifting plate 5 through a third lead screw 6. Stable brackets 8 are provided on the upper and lower sides of the transverse slider 7 through support rods 13. A limit slider 14 is provided inside the stable bracket 8, and the limit slider 14 is slidably arranged with a limit chute 11 on the outer side of the lifting plate 5. The limit chute 11 is an arc-shaped groove, and the limit chute 11 is symmetrically arranged about the middle of the lifting plate 5. The limit slider 14 is arranged as a semi-cylindrical slider, and the arc-shaped end face of the limit slider 14 is slidably arranged with the limit chute 11, which can perform sliding guidance when the stable bracket 8 is moved and adjusted, so that the stable bracket 8 has a high stability when slidably connected to the outer side of the lifting plate 5, thereby facilitating the improvement of the stability of the horizontal movement of the welding machine 9, and further facilitating the improvement of the welding precision of the welding head 10. A welding machine 9 and a welding head 10 are installed on the lower side of the stable bracket 8. The first lead screw 2 is a Y-axis lead screw, the second lead screw 4 is a Z-axis lead screw, and the third lead screw 6 is an X-axis lead screw. A PLC control cabinet 12 is provided on the outer side of the gantry 3. The welding head 10 is welded by moving along the Y-axis, Z-axis, and X-axis through the provided first lead screw 2, second lead screw 4, and third lead screw 6.

[0024] As Figure 3 and Figure 4 shown, in order to meet the covering and protection use treatment at different heights, a liftable and adjustable baffle is provided on the outer side of the lower end of the stable bracket 8 through a support plate 15. The liftable and adjustable baffle includes a fixed baffle 16 provided on the lower side of the support plate 15. An activity baffle 18 is inserted into a cavity 17 inside the fixed baffle 16. A plurality of electric push rods 19 are provided on the outer side of the fixed baffle 16. The other end of the electric push rod 19 is fixedly connected to the outer side of the activity baffle 18 through a connecting plate 20. Both the fixed baffle 16 and the activity baffle 18 are annular baffles, and both the fixed baffle 16 and the activity baffle 18 are transparent baffles, so that the activity baffle 18 is driven by the electric push rod 19 to telescopically move and adjust inside the fixed baffle 16, thereby being able to adjust the use depth of the baffle, meeting the covering and protection use treatment at different heights, and the activity baffle 18 can be completely retracted into the fixed baffle 16 when not in use.

[0025] As Figure 3 , in order to scrape and clean the inner wall of the activity baffle 18, a cleaning scraping block 21 is fixedly bonded to the lower side of one end of the fixed baffle 16, and the cleaning scraping block 21 is a triangular block. The tip of the cleaning scraping block 21 is slidably arranged close to the inner wall of the activity baffle 18, so that the activity baffle 18 is driven by the electric push rod 19 to telescopically move and adjust inside the fixed baffle 16. When the activity baffle 18 passes through the cleaning scraping block 21, the inner wall of the activity baffle 18 can be scraped to remove dust, preventing dust from adhering to the inner wall of the activity baffle 18 and affecting the welding sight, and the cleaning is convenient and fast.

[0026] Working principle and usage process of the utility model: During use, place the workpiece to be welded on the base 1, and perform welding processing on the welding head 10 by moving it along the Y-axis, Z-axis, and X-axis through the provided first lead screw 2, second lead screw 4, and third lead screw 6. Moreover, stable brackets 8 are provided on both the upper and lower sides of the horizontal slider 7 through support rods 13. A limit slider 14 is provided inside the stable bracket 8, and the limit slider 14 is slidably arranged with the limit chute 11 on the outer side of the lifting plate 5, which can perform sliding guidance when the stable bracket 8 is moved and adjusted, so that the stable bracket 8 has a high stability when slidably connected to the outer side of the lifting plate 5, thereby facilitating the improvement of the stability of the horizontal movement of the electric welding machine 9, and further facilitating the improvement of the welding precision of the welding head 10.

[0027] Finally, it should be noted that the above are only the preferred embodiments of the present utility model and are not used to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A steel structure gantry welding machine, comprising a base (1), characterized in that: On the upper side of the base (1), a gantry (3) is provided through a first lead screw (2). Inside the inner wall of the gantry (3), a lifting plate (5) is provided through a second lead screw (4). Inside the lifting plate (5), a transverse slider (7) is provided through a third lead screw (6). On the upper and lower sides of the transverse slider (7), a stabilizing bracket (8) is provided through a support rod (13). Inside the stabilizing bracket (8), a limit slider (14) is provided, and the limit slider (14) is slidably arranged in a limit chute (11) on the outer side of the lifting plate (5). A welding machine (9) and a welding head (10) are installed on the lower side of the stabilizing bracket (8). On the outer side of the lower end of the stabilizing bracket (8), a liftable and adjustable baffle is provided through a support plate (15).

2. The steel structure gantry welding machine according to claim 1, characterized in that: The first lead screw (2) is a Y-axis lead screw, the second lead screw (4) is a Z-axis lead screw, and the third lead screw (6) is an X-axis lead screw.

3. A steel structure gantry welding machine according to claim 1, characterized in that: The limit chute (11) is an arc-shaped groove, and the limit chute (11) is symmetrically arranged about the middle of the lifting plate (5).

4. A steel structure gantry welding machine according to claim 3, characterized in that: The limit slider (14) is arranged as a semi-cylindrical slider, and the arc-shaped end face of the limit slider (14) is slidably arranged in the limit chute (11).

5. A steel structure gantry welding machine according to claim 1, characterized in that: The liftable and adjustable baffle includes a fixed baffle (16) arranged on the lower side of the support plate (15). An active baffle (18) is inserted into a cavity (17) inside the fixed baffle (16). A plurality of electric push rods (19) are arranged on the outer side of the fixed baffle (16). The other end of the electric push rod (19) is fixedly connected to the outer side of the active baffle (18) through a connecting plate (20).

6. The steel structure gantry welding machine according to claim 5, wherein: Both the fixed baffle (16) and the active baffle (18) are annular baffles, and both the fixed baffle (16) and the active baffle (18) are transparent baffles.

7. A steel structure gantry welding machine according to claim 5, characterized in that: One end of the lower side of the fixed baffle (16) is fixedly adhered with a cleaning scraping block (21), and the cleaning scraping block (21) is a triangular block. The tip of the cleaning scraping block (21) is slidably arranged close to the inner wall of the active baffle (18).

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