Efficient outfitting piece steel structure machining and welding device

Abstract

The utility model discloses an efficient outfitting steel structure machining and welding device, relates to the technical field of ship structure machining equipment, and solves the problems that an existing welding device is simple in structure, a positioning device needs to be disassembled and assembled before and after welding, the outfitting steel structure needs to be carried in place or away, and the working efficiency is low. Comprising a workbench and a movable frame, a welding part is connected to the movable frame, a plurality of welding stations are arranged on the workbench in the length direction of the workbench, and the movable frame moves to pass through the welding stations to weld outfitting parts on the welding stations; locating pieces are arranged on all or part of the welding stations of the workbench and comprise a plurality of locating bases which are close to or away from one another, the locating bases are located on the lower side of the top face of the workbench, and locating blocks are connected to the locating bases in an inserted mode and located on the upper side of the top face of the workbench. And in the welding process, workers are not hindered from carrying the steel structure workpieces in place or leaving, and the effect of improving the working efficiency is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of ship structure processing equipment, and particularly relates to an efficient welding device for outfitting steel structures. Background Art

[0002] Outfitting is one of the shipbuilding processes, which is divided into sectional outfitting, dock (berth) outfitting and wharf outfitting. In its construction, welding is the key and supporting technology, and the quality of welding technology is an important indicator reflecting the quality of hull construction. However, the existing welding device has a simple structure. Before and after welding, the positioning device needs to be disassembled and assembled, and the outfitting steel structure needs to be carried in place or carried away, resulting in low work efficiency. Content of the Utility Model

[0003] The purpose of the utility model is to provide an efficient welding device for outfitting steel structures, which is provided with a plurality of welding stations and an automatic positioning structure. The welding device is connected to a moving frame. After welding is completed, it can directly move to the next station. During welding, it does not prevent the staff from carrying the steel structure workpiece in place or carrying it away, greatly improving the work efficiency and facilitating the realization of automatic welding in the future.

[0004] The above technical purpose of the utility model is achieved through the following technical solutions:

[0005] An efficient welding device for outfitting steel structures includes a workbench and a moving frame. A welding part is connected to the moving frame. Along the length direction of the workbench, a number of welding stations are provided. The moving frame moves through each welding station to weld the outfitting parts thereon. On all or part of the welding stations of the workbench, positioning parts are provided. The positioning parts include a number of positioning bases that approach or move away from each other. The positioning bases are located below the top surface of the workbench, and positioning blocks are inserted on the positioning bases. The positioning blocks are located above the top surface of the workbench.

[0006] By adopting the above technical solutions, the positioning device realizes the automatic clamping of the workpiece, which is convenient for clamping small steel structures. When not needed, the positioning blocks can also be disassembled separately, which is convenient for directly placing large steel structures and reduces interference. The welding device is connected to the moving frame. After welding is completed, it can directly move to the next station for welding work. During welding, it does not prevent the staff from carrying the steel structure workpiece in place or carrying it away, greatly improving the work efficiency.

[0007] Furthermore, the positioning bases are driven to move by a lead screw. One positioning base is connected to the same lead screw, or two corresponding positioning bases are connected by two threads with opposite helix directions.

[0008] By adopting the above technical solutions, the automatic positioning of the workpiece by the positioning structure is realized, its automatic clamping is achieved, and its displacement during the welding process is reduced, etc.

[0009] Furthermore, jacks are provided in the positioning base, the jacks are symmetrically arranged, the bottom of the positioning block is connected with corresponding inserting blocks, and the inserting blocks are inserted into the positioning base.

[0010] By adopting the above technical solution, the positioning block can be separately disassembled when not needed, which is convenient for directly placing large steel structures, reduces interference, and the symmetrically arranged jacks are convenient for setting positioning surfaces of different shapes.

[0011] Furthermore, the positioning block includes a linear positioning surface on one side and an arc / V-shaped positioning surface on the other opposite side.

[0012] By adopting the above technical solution, the linear positioning surface is convenient for positioning a plane, and the arc / V-shaped positioning surface is convenient for positioning an arc surface, improving the adaptability to the structural shapes of different outfitting parts.

[0013] Furthermore, connecting arms are provided on one side or both sides of the moving frame, and a light-shielding plate is connected to the end of the connecting arm.

[0014] By adopting the above technical solution, it reduces the discomfort of workers when carrying welded or to-be-welded workpieces beside during welding, and at the same time improves the cleanliness and comfort of the environment in the workshop.

[0015] Furthermore, the connecting arm is hinged to the moving frame, and its rotating positions include a light-blocking position and an open position. The light-blocking position is the position where the connecting arm rotates to the horizontal, and the open position is the position where the connecting arm rotates upwards by a right angle / obtuse angle from the light-blocking position.

[0016] By adopting the above technical solution, the light-shielding plate can be put down to block light and rotated upwards to open. It can be put down or opened according to needs and the moving direction of the moving frame, so that one side of the moving frame blocks light and the other side is opened, reducing the wear of the flexible light-shielding plate, or facilitating multi-directional observation work during product testing or maintenance.

[0017] Furthermore, a limiting arc-shaped groove is provided on the moving frame, a limiting screw is connected in the connecting arm, the limiting screw penetrates through the connecting arm and extends into the limiting arc-shaped groove, and the two end positions of the limiting arc-shaped groove respectively correspond to the light-blocking position and the open position of the connecting arm.

[0018] By adopting the above technical solution, the rotation angle of the connecting arm is restricted, so that it can only rotate between the light-blocking position and the open position.

[0019] Furthermore, a sliding groove for the positioning base to slide is provided on the top surface of the workbench, and sliding groove baffles are connected to both sides of the positioning base, and the sliding groove baffles are blocked in the sliding groove.

[0020] By adopting the above technical solution, the entry of dust and other sundries into the interior of the workbench is reduced, and the influence on the interior of the workbench is reduced.

[0021] In summary, the utility model has the following beneficial effects:

[0022] A plurality of welding stations and an automatic positioning structure are provided. The welding device is connected to the movable frame. After welding is completed, it can be directly moved to the next station. During welding, it does not prevent the staff from carrying the steel structure workpiece in place or carrying it away, greatly improving the work efficiency and facilitating the realization of automated welding in the future;

[0023] And a light-shielding plate that can be lowered to block light or rotated upward to open is provided, reducing the discomfort of the staff when carrying the welded or to-be-welded workpiece beside during welding, and at the same time improving the cleanliness and comfort of the environment in the workshop. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the embodiments of the present utility model, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0025] Figure 1 is the overall structural schematic diagram of an efficient outfitting steel structure processing and welding device of the present utility model;

[0026] Figure 2 is the structural schematic diagram of the sliding groove part in an efficient outfitting steel structure processing and welding device of the present utility model;

[0027] Figure 3 is the structural schematic diagram of the light-shielding plate part in an efficient outfitting steel structure processing and welding device of the present utility model.

[0028] In the figure, 1, workbench; 11, sliding groove; 2, movable frame; 21, limiting arc groove; 3, positioning base; 31, chute baffle; 4, positioning block; 41, insertion block; 5, connecting arm; 51, light-shielding plate; 52, limiting screw. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0029] The following further illustrates the specific embodiments of the present utility model in conjunction with the drawings. This embodiment does not constitute a limitation to the present utility model. Based on the embodiments in this application, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the protection scope of this application.

[0030] An efficient outfitting steel structure processing and welding device, as Figure 1As shown, it includes a workbench 1 and a moving frame 2. A welding part is connected to the moving frame 2. Along the length direction of the workbench 1, there are several welding stations. The moving frame 2 moves past each welding station to weld the outfitting parts on it. The moving frame 2 can be a vehicle body structure moving along a slide rail, or a gantry structure driven to slide by a linear module, etc.;

[0031] Among them, two groups of workbenches 1 can be set, respectively located on both sides of the moving frame 2, which improves the working range of the welding parts. The welding parts can be set as welding manipulators. The welding manipulators are prior art and can be further optimized into automatic welding robots, which will not be elaborated here. In this embodiment, a rotary table is connected to the workbench 1, and the welding parts are connected through the rotary table to realize the driving rotation of the whole welding parts, facilitating their work on the other side of the workbench 1.

[0032] As Figure 1 and Figure 2 shown, positioning parts are provided on all or part of the welding stations of the workbench 1. The positioning parts include several positioning bases 3 that approach or move away from each other. The positioning bases 3 are located under the top surface of the workbench 1, and positioning blocks 4 are inserted into the positioning bases 3. The positioning blocks 4 are located above the top surface of the workbench 1;

[0033] The positioning bases 3 are driven to move by a lead screw and guided to move by a guide rod. One positioning base 3 is connected to the same lead screw, or two corresponding positioning bases 3 are connected by two threads with opposite helix directions to make them approach or move away from each other together.

[0034] As Figure 2 shown, jacks are opened in the positioning bases 3. The jacks are symmetrically arranged. The bottom of the positioning block 4 is connected with corresponding insertion blocks 41 and is inserted into the positioning bases 3 through the insertion blocks 41. The positioning block 4 includes a linear positioning surface on one side and an arc / V-shaped positioning surface on the other opposite side. In this embodiment, only two positioning parts are set on one welding station and are driven to approach or move away from each other together by two opposite threads on the lead screw. It can also be set with three or more. The jack is a regular hexagonal prism. The linear positioning surface side or the arc / V-shaped positioning surface is faced to the workpiece, and the positioning and clamping of the workpiece are realized after approaching the workpiece;

[0035] Sliding grooves 11 for the positioning bases 3 to slide are opened on the top surface of the workbench 1. Chute baffles 31 are connected to both sides of the positioning bases 3. The chute baffles 31 are blocked in the sliding grooves 11 to achieve dust prevention. The chute baffles 31 can be rigid plates slidably connected to the upper or lower side of the top plate of the workbench 1, or can be folded bellows plates with both ends respectively connected between the chute baffles 31 and the corresponding ends of the sliding grooves 11.

[0036] As Figure 3As shown, connecting arms 5 are connected to both sides of the moving frame 2, and a light-shielding plate 51 is connected to the end of the connecting arm 5. In this embodiment, the connecting arm 5 is connected to the rotary table and rotates together with the welded part. The light-shielding plate 51 includes a plurality of flexible plastic coloring strips at the lower part, and there is a gap of 1-5 mm between the bottom and the workbench 1. When moving, it gently sweeps across the surface of the workpiece and is arranged side by side to block one side of the corresponding welding station.

[0037] The connecting arm 5 is hinged to the upper side of the rotary table. Its rotation positions include a light-blocking position and an open position. The light-blocking position is the position where the connecting arm 5 rotates to the horizontal, and the open position is the position where the connecting arm 5 rotates upward by an obtuse angle from the light-blocking position. At the light-blocking position, the light-shielding of the light-shielding plate 51 is realized, and at the open position, the stable open position is realized by the self-weight of the connecting arm 5, and the light-shielding plate 51 leaves the side shielding direction of the welding position.

[0038] As Figure 3 As shown, a fixing plate is connected to the upper side of the rotary table, a welded part is connected between the fixing plates, a corresponding connecting arm 5 is connected to the outside of the fixing plate, a limiting arc-shaped groove 21 is also provided on the fixing plate, a limiting screw 52 is connected in the connecting arm 5, the limiting screw 52 penetrates through the connecting arm 5 and extends into the limiting arc-shaped groove 21, and the two ends of the limiting arc-shaped groove 21 respectively correspond to the light-blocking position and the open position of the connecting arm 5.

[0039] The above is only a preferred embodiment of the present invention and is not used to limit the present invention. Those skilled in the art can make various modifications or equivalent replacements to the present invention within the essence and protection scope of the present invention, and such modifications or equivalent replacements should also be regarded as falling within the protection scope of the technical solution of the present invention.

Claims

1. An efficient outfitting steel structure processing and welding device, characterized in that: It includes a workbench and a moving frame. A welding part is connected to the moving frame. The workbench is provided with a plurality of welding stations along its length direction. The moving frame moves past each welding station to weld the outfitting parts thereon. Positioning parts are provided on all or part of the welding stations of the workbench. The positioning parts include a number of positioning bases that approach or move away from each other. The positioning bases are located on the lower side of the top surface of the workbench, and positioning blocks are inserted into the positioning bases. The positioning blocks are located on the upper side of the top surface of the workbench.

2. An efficient outfitting steel structure processing and welding device according to claim 1, characterized in that: The positioning base is driven to move by a screw rod. One positioning base is connected to the same screw rod, or two corresponding positioning bases are connected by two threads with opposite helix directions.

3. An efficient outfitting steel structure processing and welding device according to claim 1 or 2, characterized in that: A jack is opened in the positioning base. The jacks are symmetrically arranged. The bottom of the positioning block is connected with corresponding insertion blocks and is inserted into the positioning base through the insertion blocks.

4. An efficient outfitting steel structure processing and welding device according to claim 3, characterized in that: The positioning block includes a linear positioning surface on one side and an arc-shaped / V-shaped positioning surface on the other opposite side.

5. An efficient outfitting steel structure processing and welding device according to claim 1, characterized in that: Connecting arms are provided on one side or both sides of the moving frame, and a light-shielding plate is connected to the end of the connecting arm.

6. An efficient outfitting steel structure processing and welding device according to claim 5, characterized in that: The connecting arm is hinged to the moving frame. Its rotation positions include a light-blocking position and an open position. The light-blocking position is the position where the connecting arm rotates to the horizontal. The open position is the position after the connecting arm rotates upward from the light-blocking position by a right angle / obtuse angle.

7. An efficient outfitting steel structure processing and welding device according to claim 6, characterized in that: A limiting arc-shaped groove is also opened on the moving frame. A limiting screw rod is connected in the connecting arm. The limiting screw rod penetrates through the connecting arm and extends into the limiting arc-shaped groove. The two end positions of the limiting arc-shaped groove respectively correspond to the light-blocking position and the open position of the connecting arm.

8. An efficient outfitting steel structure processing and welding device according to claim 1, characterized in that: A sliding groove for the positioning base to slide is opened on the top surface of the workbench. Chute baffles are connected to both sides of the positioning base, and the chute baffles are blocked in the sliding groove.

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