A laser composite welding equipment for shell parts

Abstract

The utility model discloses a shell component laser composite welding device, including a bottom plate, wherein a slide groove 1 and a slide groove 2 are provided on the surface of the bottom plate, a reduction motor 1 and a reduction motor 2 are provided on the side of the bottom plate, a screw rod 1 is provided at the output end of the reduction motor 1, and one end of the screw rod 1 passes through the side of the bottom plate and is rotatably connected to the side wall of the slide groove 1, and a moving block is provided on the outer surface of the screw rod 1. In the shell component laser composite welding device, the driving motor 1 can control the fixed blocks on both sides to fix the two shell components to be welded, and it is also convenient to align the welding surfaces of the two shells. After the mechanical arm with the laser welding head and the welding gun finishes welding one side of the shell component, the shell component can be turned over by the clamping mechanism, so that the device does not need to manually control the shell component, which not only reduces the labor intensity of manpower, but also improves the welding efficiency of the shell components.

Description

Technical Field

[0001] The utility model relates to the technical field of welding, in particular to a shell part laser composite welding device. Background Art

[0002] Laser-arc hybrid welding is a method that combines laser and arc heat sources to obtain greater welding penetration and achieve efficient and high-quality welding processes. It can make use of the characteristics of both laser and arc to make up for the shortcomings of laser welding and arc welding. It combines the advantages of the two independent heat sources of laser and arc (such as laser heat source has high energy density, excellent directivity, and transparent medium conduction characteristics, arc plasma has high heat-to-electric conversion efficiency, low equipment cost and operating cost, mature technology development, etc.), and greatly avoids the shortcomings of the two (such as laser energy loss caused by high reflectivity of metal materials to laser, high equipment cost of laser equipment, low electro-optical conversion efficiency, etc., arc heat source has low energy density, poor discharge stability when moving at high speed, etc.), and the organic combination of the two has derived many new characteristics (high energy density, high energy utilization, high arc stability, low tooling preparation accuracy and surface quality of workpieces to be welded, etc.), making it a new type of welding heat source with great application prospects.

[0003] Existing laser composite welding equipment generally requires manual control of the shell parts when welding shell parts. This not only increases people's work intensity, but also reduces the welding efficiency of shell parts. For this reason, we propose a shell part laser composite welding equipment to solve the above problems. Utility Model Content

[0004] The utility model aims to provide a shell component laser composite welding device to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a shell part laser composite welding equipment, comprising a bottom plate, a slide groove 1 and a slide groove 2 are provided on the surface of the bottom plate, a reduction motor 1 and a reduction motor 2 are arranged on the side of the bottom plate, a screw 1 is arranged on the output end of the reduction motor 1, and one end of the screw 1 passes through the side of the bottom plate and is rotatably connected to the side wall of the slide groove 1, a moving block is arranged on the outer surface of the screw 1, a fixed plate is arranged on the surface of the moving block, a mechanical arm is arranged on the surface of the fixed plate, a bidirectional screw 1 is arranged on the output end of the reduction motor 2, and one end of the bidirectional screw 1 passes through the side of the bottom plate and is rotatably connected to the side wall of the slide groove 2, a slider 1 is arranged on the outer surface of the bidirectional screw 1, a connecting plate is arranged on the surface of the slider 1, a positioning rod is arranged on the surface of the connecting plate, A limiting block is provided at the top of the positioning rod, a synchronous motor is provided at the top of the limiting block, a screw rod 2 is provided at the output end of the synchronous motor, and one end of the screw rod 2 penetrates and is rotatably connected to the surface of the connecting plate, a supporting plate is sleeved on the outer surfaces of the positioning rod and the screw rod 2, a stepping motor is provided on the surface of the supporting plate, a rotating rod 1 is provided at the output end of the stepping motor, a clamping mechanism is provided on the outer surface of one end of the rotating rod 1, a placing table and a driving motor 1 are provided on the surface of the bottom plate, a rotating rod 2 is provided at the output end of the driving motor 1, and one end of the rotating rod 2 penetrates the side surface of the placing table and extends to the other side of the placing table, a sliding rod 1 is provided on the side surface of the placing table, and one end of the sliding rod 1 penetrates the side surface of the placing table and extends to the other side of the placing table, and a fixing block is provided on the outer surfaces of the sliding rod 1 and the rotating rod 2.

[0006] On the basis of the above technical solution, the present invention can also be improved as follows.

[0007] Preferably, the number of the positioning rods is eight, four of the positioning rods form a group, the two groups of positioning rods are symmetrically arranged, and the support plate is slidingly connected to the positioning rods and threadedly connected to the second screw. By providing the positioning rods, when the synchronous motor drives the second screw to rotate, the positioning rods can position the support plate to facilitate the reciprocating motion of the support plate.

[0008] Preferably, the clamping mechanism includes a positioning plate, which is arranged on the outer surface of the rotating rod 1, and the side of the positioning plate is provided with a clearance groove 1 and a clearance groove 2, and the top of the positioning plate is provided with a driving motor 2, and the output end of the driving motor 2 is provided with a bidirectional screw rod 2, and one end of the bidirectional screw rod 2 passes through and is rotatably connected to the bottom of the clearance groove 1, and a sliding rod 2 is arranged inside the clearance groove 2, and a sliding block is fixedly connected to the side of the sliding block 2. By providing the clamping mechanism, when the robot arm with the laser welding head and the welding gun finishes welding one side of the shell part, the shell part can be turned over by the clamping mechanism to facilitate welding on the other side of the shell.

[0009] Preferably, there are two slide bars 1, which are symmetrically arranged on both sides of the rotating rod 2, and the two slide bars 1 are on the same horizontal line with the central axis of the rotating rod 2. By providing the slide bar 1 and the rotating rod 2, when the driving motor 1 drives the rotating rod 2 to rotate, the fixed block can be driven to move, and the slide bar 1 facilitates the movement of the fixed block to be more stable.

[0010] Preferably, the number of the clamping blocks is two, two of the clamping blocks form a group, and the two groups of clamping blocks are symmetrically arranged. By providing the clamping blocks, when the shell part needs to be turned over, the synchronous motor can drive the clamping blocks to clamp the part, making it easier for people to control the part.

[0011] Preferably, the number of the sliding rods 2 is four, two of the sliding rods 2 form a group, and the two groups of sliding rods 2 are symmetrically arranged. By setting the sliding rod 2, when the driving motor 2 drives the bidirectional screw 2 to rotate, the bidirectional screw 2 will move with the clamping block, and the sliding rod 2 facilitates the movement of the clamping block to be more stable.

[0012] Preferably, there are two fixing blocks, which are symmetrically arranged. By providing the fixing blocks, when two shell parts need to be welded, the driving motor can control the fixing blocks on both sides to fix the two shell parts, thereby aligning the welding surfaces of the two shells.

[0013] Beneficial Effects

[0014] Compared with the prior art, the technical solution of the present application has the following beneficial technical effects: the shell parts laser composite welding equipment is provided with a fixed plate, two rotating rods and one driving motor. The driving motor can control the fixed blocks on both sides to fix the two shell parts to be welded, and it is also convenient to align the welding surfaces of the two shells. In addition, a clamping mechanism is provided. After the robotic arm with the laser welding head and the welding gun has welded one side of the shell part, the shell part can be turned over by the clamping mechanism, and then the turned side can be continued to be welded, so that the equipment does not need manual control of the shell parts. This not only reduces the workload of manpower, but also improves the welding efficiency of the shell parts. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the front view structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the side section structure of the utility model;

[0017] Figure 3 for Figure 1 The enlarged structural diagram at A in the middle;

[0018] Figure 4 It is a schematic diagram of the structure of the utility model from top view.

[0019] In the figure: 1, bottom plate; 2, slide slot 1; 3, reduction motor 1; 4, screw rod 1; 5, moving block; 6, fixed plate; 7, mechanical arm; 8, slide slot 2; 9, reduction motor 2; 10, two-way screw rod 1; 11, slider 1; 12, connecting plate; 13, positioning rod; 14, limit block; 15, synchronous motor; 16, screw rod 2; 17, support plate; 18, stepping motor; 19, rotating rod 1; 20, clamping mechanism; 201, positioning plate; 202, make way slot 1; 203, drive motor 2; 204, two-way screw rods; 205, make way slot 2; 206, slide rod 2; 207, slider 2; 208, clamping block; 21, placing table; 22, drive motor 1; 23, rotating rod 2; 24, slide rod 1; 25, fixed block. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-4The utility model provides a technical solution: a shell part laser composite welding device, including a bottom plate 1, a slide groove 2 and a slide groove 8 are opened on the surface of the bottom plate 1, a reduction motor 3 and a reduction motor 9 are arranged on the side of the bottom plate 1, a screw rod 4 is arranged at the output end of the reduction motor 3, and one end of the screw rod 4 passes through the side of the bottom plate 1 and is rotatably connected to the side wall of the slide groove 2, a moving block 5 is arranged on the outer surface of the screw rod 4, a fixed plate 6 is arranged on the surface of the moving block 5, and a mechanical arm 7 is arranged on the surface of the fixed plate 6.

[0022] A bidirectional screw 10 is provided at the output end of the reduction motor 29, and one end of the bidirectional screw 10 passes through the side of the bottom plate 1 and is rotatably connected to the side wall of the slide groove 28, a slider 11 is provided on the outer surface of the bidirectional screw 10, a connecting plate 12 is provided on the surface of the slider 11, a positioning rod 13 is provided on the surface of the connecting plate 12, a limiting block 14 is provided on the top of the positioning rod 13, a synchronous motor 15 is provided on the top of the limiting block 14, a screw 2 16 is provided at the output end of the synchronous motor 15, and one end of the screw 2 16 passes through and is rotatably connected to the surface of the connecting plate 12.

[0023] The outer surfaces of the positioning rod 13 and the screw rod 16 are sleeved with a support plate 17. There are eight positioning rods 13, four positioning rods 13 form a group, and the two groups of positioning rods 13 are symmetrically arranged. The support plate 17 is slidably connected to the positioning rod 13 and is threadedly connected to the screw rod 16. By providing the positioning rod 13, when the synchronous motor 15 drives the screw rod 16 to rotate, the positioning rod 13 can position the support plate 17 to facilitate the reciprocating motion of the support plate 17. A stepping motor 18 is provided on the surface of the support plate 17, and a rotating rod 19 is provided at the output end of the stepping motor 18. A clamping mechanism 20 is provided on the outer surface of one end of the rotating rod 19. The clamping mechanism 20 includes a positioning plate 201, and the positioning plate 201 is provided on the outer surface of the rotating rod 19.

[0024] A clearance groove 1 202 and a clearance groove 205 are provided on the side of the positioning plate 201, and a driving motor 203 is arranged on the top of the positioning plate 201. A bidirectional screw 204 is arranged at the output end of the driving motor 203, and one end of the bidirectional screw 204 passes through and is rotatably connected to the bottom of the clearance groove 1 202, a sliding bar 206 is arranged inside the clearance groove 205, and a sliding block 207 is arranged on the outer surfaces of the bidirectional screw 204 and the sliding bar 206.

[0025] The number of the second slide bar 206 is four, and two slide bars 206 form a group. The two groups of slide bars 206 are symmetrically arranged. By providing the second slide bar 206, when the driving motor 203 drives the bidirectional screw 204 to rotate, the bidirectional screw 204 will move with the clamping block 208, and the second slide bar 206 facilitates the movement of the clamping block 208 to be more stable. The side of the slide block 207 is fixedly connected with the clamping block 208. By providing the clamping mechanism 20, when the robot arm 7 brings the laser welding head and the welding gun to weld one side of the shell part, the clamping mechanism 20 can be used to turn over the shell part to facilitate welding on the other side of the shell. The number of the clamping block 208 is two, and two clamping blocks 208 form a group. The two groups of clamping blocks 208 are symmetrically arranged. By providing the clamping block 208, when the shell part needs to be turned over, the synchronous motor 15 can drive the clamping block 208 to clamp the part, which is convenient for people to control the part.

[0026] A placing table 21 and a driving motor 22 are provided on the surface of the bottom plate 1. A rotating rod 23 is provided at the output end of the driving motor 22, and one end of the rotating rod 23 passes through the side of the placing table 21 and extends to the other side of the placing table 21. A sliding rod 24 is provided on the side of the placing table 21, and one end of the sliding rod 24 passes through the side of the placing table 21 and extends to the other side of the placing table 21. There are two sliding rods 24, and the two sliding rods 24 are symmetrically arranged on both sides of the rotating rod 23.

[0027] And the central axes of the two sliding bars 24 and the rotating bar 23 are on the same horizontal line. By providing the sliding bar 24 and the rotating bar 23, when the driving motor 1 22 drives the rotating bar 23 to rotate, the fixed block 25 can be driven to move, and the sliding bar 24 facilitates the movement of the fixed block 25 to be more stable. The outer surfaces of the sliding bar 24 and the rotating bar 23 are provided with fixed blocks 25. The number of the fixed blocks 25 is two, and the two fixed blocks 25 are symmetrically arranged. By providing the fixed blocks 25, when it is necessary to weld the two shell parts, the driving motor 1 22 can control the fixed blocks 25 on both sides to fix the two shell parts, which is also convenient for aligning the welding surfaces of the two shells.

[0028] Working principle: Place the two shell parts that need to be welded on the placement table 21, and then start the driving motor 22 to drive the rotating rod 23 to rotate, so that the rotating rod 23 drives the fixed blocks 25 on both sides to move, so that the fixed blocks 25 can fix the two shell parts, and it is also convenient to align the welding surfaces of the two shell parts, and then use the robot arm 7 with the laser welding head and the welding gun to weld the shell parts. When one side of the shell is welded, start the reduction motor 29, so that the reduction motor 29 drives the bidirectional screw 10 to rotate, and the bidirectional screw 10 drives the slider 11 to move to the appropriate position.

[0029] Start the synchronous motor 15, so that the synchronous motor 15 drives the screw rod 2 16 to rotate, and the rotation of the screw rod 2 16 drives the support plate 17 to move, and the movement of the support plate 17 drives the stepper motor 18 to move, so that the stepper motor 18 drives the clamping block 208 to move to a suitable position, and then start the drive motor 203, so that the drive motor 203 drives the bidirectional screw rod 204 to rotate, and the rotation of the bidirectional screw rod 204 drives two clamping blocks 208 to clamp the shell parts, and then move the clamping block 208 to a suitable position, and then start the stepper motor 18 to drive the rotating rod 19 to rotate, so that the rotating rod 19 drives the positioning plate 201 to rotate, and the rotation of the positioning plate 201 drives the clamping block 208 to turn over the shell parts, and then the robot arm 7 is used with a laser welding head and a welding gun to weld the flipped shell parts.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A shell parts laser composite welding equipment, characterized in that: The invention comprises a bottom plate (1), wherein a slide groove 1 (2) and a slide groove 2 (8) are provided on the surface of the bottom plate (1), a reduction motor 1 (3) and a reduction motor 2 (9) are arranged on the side of the bottom plate (1), a screw rod 1 (4) is arranged at the output end of the reduction motor 1 (3), and one end of the screw rod 1 (4) passes through the side of the bottom plate (1) and is rotatably connected to the side wall of the slide groove 1 (2), a moving block (5) is arranged on the outer surface of the screw rod 1 (4), a fixed plate (6) is arranged on the surface of the moving block (5), and a mechanical arm (7) is arranged on the surface of the fixed plate (6), and a bidirectional screw rod 1 (10) is arranged at the output end of the reduction motor 2 (9), and one end of the bidirectional screw rod 1 (10) passes through the side of the bottom plate (1) and is rotatably connected to the side wall of the slide groove 2 (8); The outer surface of the bidirectional screw rod 1 (10) is provided with a slider 1 (11), the surface of the slider 1 (11) is provided with a connecting plate (12), the surface of the connecting plate (12) is provided with a positioning rod (13), the top end of the positioning rod (13) is provided with a limit block (14), the top of the limit block (14) is provided with a synchronous motor (15), the output end of the synchronous motor (15) is provided with a screw rod 2 (16), and one end of the screw rod 2 (16) passes through and is rotatably connected to the surface of the connecting plate (12), the outer surfaces of the positioning rod (13) and the screw rod 2 (16) are sleeved with a supporting plate (17), the surface of the supporting plate (17) is provided with a stepping motor (18), and the stepping motor (18) is provided with a stepping motor (18) A rotating rod (19) is provided at the output end, and a clamping mechanism (20) is provided on the outer surface of one end of the rotating rod (19); a placing table (21) and a driving motor (22) are provided on the surface of the bottom plate (1); a rotating rod (23) is provided at the output end of the driving motor (22), and one end of the rotating rod (23) passes through the side of the placing table (21) and extends to the other side of the placing table (21); a sliding rod (24) is provided on the side of the placing table (21), and one end of the sliding rod (24) passes through the side of the placing table (21) and extends to the other side of the placing table (21); and a fixing block (25) is provided on the outer surfaces of the sliding rod (24) and the rotating rod (23).

2. The shell parts laser hybrid welding equipment according to claim 1 is characterized in that: The number of the positioning rods (13) is eight, four positioning rods (13) form a group, two groups of positioning rods (13) are symmetrically arranged, and the support plate (17) is slidably connected to the positioning rods (13) and threadedly connected to the second screw rod (16).

3. The shell parts laser hybrid welding equipment according to claim 1 is characterized in that: The clamping mechanism (20) includes a positioning plate (201), the positioning plate (201) is arranged on the outer surface of the rotating rod (19), the side of the positioning plate (201) is provided with a first clearance groove (202) and a second clearance groove (205), the top of the positioning plate (201) is provided with a second driving motor (203), the output end of the second driving motor (203) is provided with a second bidirectional screw (204), and one end of the second bidirectional screw (204) passes through and is rotatably connected to the bottom of the first clearance groove (202), the interior of the second clearance groove (205) is provided with a second sliding bar (206), the outer surfaces of the second bidirectional screw (204) and the second sliding bar (206) are both provided with a second sliding block (207), and the side of the second sliding block (207) is fixedly connected with a clamping block (208).

4. The shell parts laser hybrid welding equipment according to claim 1 is characterized in that: The number of the sliding rods 1 (24) is two, and the two sliding rods 1 (24) are symmetrically arranged on both sides of the rotating rod 2 (23), and the central axis of the two sliding rods 1 (24) and the rotating rod 2 (23) are on the same horizontal line.

5. The shell parts laser hybrid welding equipment according to claim 3 is characterized in that: The number of the clamping blocks (208) is two, two of the clamping blocks (208) form a group, and the two groups of clamping blocks (208) are symmetrically arranged.

6. The shell parts laser hybrid welding equipment according to claim 3 is characterized in that: The number of the second sliding bars (206) is four, two of the second sliding bars (206) form a group, and the two groups of the second sliding bars (206) are symmetrically arranged.

7. The shell parts laser hybrid welding equipment according to claim 1 is characterized in that: The number of the fixing blocks (25) is two, and the two fixing blocks (25) are symmetrically arranged.

Images