Sheet metal part laser welding equipment

Abstract

The utility model discloses laser welding equipment for sheet metal parts, which belongs to the technical field of laser welding and comprises a bottom plate. A vertical frame is fixedly connected to the upper end of the bottom plate. The upper end of the bottom plate is rotationally connected with a rotating disc. The bottom plate is connected with the positioning mechanism; welding mechanisms are connected to the upper ends of the vertical frames; the positioning mechanism comprises a first positioning assembly and a second positioning assembly, and the first positioning assembly is connected to the upper end of the rotating disc; the second positioning assembly is connected with the bottom plate. By means of the mode, when an operator places the first sheet metal part at the upper end of the rotating disc, the first positioning assembly conducts inner supporting positioning on the first sheet metal part, at the moment, the second sheet metal part is placed at the upper end of the first sheet metal part, the second positioning assembly conducts positioning on the second sheet metal part, and the first sheet metal part and the second sheet metal part are aligned; and at the moment, laser welding is conducted on the joint of the first sheet metal part and the second sheet metal part through the welding mechanism, the welding stability is guaranteed through automatic positioning of the first sheet metal part and the second sheet metal part, and the operation efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to laser welding technical field, concretely relates to a sheet metal part laser welding equipment. BACKGROUND

[0002] Laser welding technology is widely used in the fields of automobile, aerospace, electronics and the like owing to the advantages of high energy density, fast welding speed and small deformation, and the scale of laser welding technology will grow rapidly in the future and play a more important role in manufacturing industry.

[0003] Chinese patent CN220347526U discloses an aluminum barrel welding device, which comprises a clamping frame and a sliding column on the clamping frame, the sliding column is fixedly connected with a suction cup and a silica gel negative suction sleeve at both ends, and the silica gel negative suction sleeve is driven to deform to drive the suction cup to adsorb the barrel cover. However, the device still has the following problems:

[0004] The device fixes the barrel cover through negative pressure, so that workers need to manually weld, increasing the welding time and reducing the work efficiency.

[0005] Based on this, the utility model discloses a sheet metal part laser welding equipment to solve the above problems. UTILITY MODEL CONTENTS

[0006] In view of the above-mentioned shortcomings of the prior art, the utility model provides a sheet metal part laser welding equipment.

[0007] To achieve the above object, the utility model is realized through the following technical schemes:

[0008] A sheet metal part laser welding equipment, comprising a bottom plate;

[0009] The upper end of the bottom plate is fixedly connected with a stand, and the upper end of the bottom plate is rotatably connected with a rotating disc; the bottom plate is connected with a positioning mechanism for pre-positioning sheet metal part one and sheet metal part two; the upper end of the stand is connected with a welding mechanism for welding sheet metal part one and sheet metal part two;

[0010] The positioning mechanism comprises a first positioning assembly and a second positioning assembly, the first positioning assembly for internally supporting and positioning sheet metal part one is connected to the upper end of the rotating disc; the second positioning assembly for pre-positioning sheet metal part two is connected with the bottom plate.

[0011] Further, the first positioning assembly comprises a rotary air cylinder, a support, a rotating shaft, a driving block, a connecting rod, a guide rail, a limiting rod one and a gas guide slip ring, the rotary air cylinder is fixedly connected to the upper end of the rotating disc; the lower end of the bottom plate is fixedly connected with the stator of the gas guide slip ring, and the output end of the rotary air cylinder is fixedly connected with the rotor of the gas guide slip ring; the support is fixedly connected to the upper end of the rotating disc; the rotating shaft is fixedly connected to the output end of the rotary air cylinder at the lower end, and the driving block is fixedly connected to the upper end of the rotating shaft penetrating through the support; a plurality of guide rails in uniform circumferential array are fixedly connected to the upper end of the support; a plurality of connecting rods in uniform circumferential array are hingedly connected to the upper end of the driving block, and the connecting rods and the guide rails are in one-to-one correspondence, and the outer end of each connecting rod is hingedly connected to the upper end of the sliding block of the corresponding guide rail; the upper end of the sliding block of each guide rail is fixedly connected with the limiting rod one for the inner support fixed plate.

[0012] Further, the second positioning assembly comprises a cylinder one, an L-shaped block, a cylinder two, a connecting plate and a limiting rod two, the cylinder one is fixedly connected to the front and rear of the lower end of the bottom plate in a symmetrical manner; the output end of the cylinder one is fixedly connected with the L-shaped block; the back wall of each L-shaped block is fixedly connected with the cylinder two; the output end of the cylinder two is fixedly connected with the connecting plate; the side wall of each connecting plate facing each other is fixedly connected with a plurality of limiting rods two.

[0013] Further, the limiting rod two is connected with the connecting plate in a left-right symmetrical manner.

[0014] Further, the welding mechanism comprises a welding assembly and a rotary driving assembly, the welding assembly for welding the first plate and the second plate is connected with the stand; the rotary driving assembly for driving the first plate and the second plate to rotate synchronously is connected to the lower side of the bottom plate.

[0015] Further, the welding assembly comprises a cylinder three, a tooling plate, a linear module and a laser welding head, the cylinder three is fixedly connected to the upper end of the stand; the output end of the cylinder three is fixedly connected with the tooling plate; the left side of the lower end of the tooling plate is fixedly connected with the linear module; the moving end of the linear module is fixedly connected with the laser welding head for welding.

[0016] Further, the rotary driving assembly comprises a driving motor, a fixed disc and a universal ball, the lower end of the stator of the gas guide slip ring is fixedly connected with the driving motor; the right side of the lower end of the tooling plate is fixedly connected with the fixed disc; the lower end of the fixed disc is fixedly connected with a plurality of universal balls.

[0017] Further, the universal balls are in uniform circumferential array.

[0018] Compared with the prior art, the utility model discloses the beneficial effect is: when the operator places sheet metal piece one on the rotary disc upper end, first positioning assembly is to sheet metal piece one and supports the positioning, at this moment, places sheet metal piece two on the sheet metal piece one upper end, and the second positioning assembly is positioned to sheet metal piece two, so that sheet metal piece one and sheet metal piece two alignment, at this moment, through the welding mechanism to sheet metal piece one and the laser welding of sheet metal piece two junction, the automatic positioning of sheet metal piece one and sheet metal piece two guarantees the stability of welding, improves the operation efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the following will be briefly introduced to the drawing needed to be used in the embodiment or prior art description. Obviously, the drawing in the following description is only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without creating labor.

[0020] Figure 1 It is a perspective view of the sheet metal laser welding equipment of the utility model Figure One ;

[0021] Figure 2 It is a front view of the sheet metal laser welding equipment of the utility model

[0022] Figure 3 It is a perspective view of the sheet metal laser welding equipment of the utility model Figure Two ;

[0023] Figure 4 It is a perspective view of the sheet metal laser welding equipment of the utility model Figure Three ;

[0024] Figure 5 It is a perspective view of the sheet metal laser welding equipment of the utility model Figure Four ;

[0025] Figure 6 It is the enlarged view of A in Figure 5 ;

[0026] Figure 7 It is a perspective view of the sheet metal laser welding equipment of the utility model Figure Five .

[0027] The reference numerals in the drawing respectively represent:

[0028] 11, bottom plate; 12, stand; 13, sheet metal part one; 14, sheet metal part two; 15, rotating disc; 2, positioning mechanism; 21, first positioning assembly; 211, rotary cylinder; 212, support; 213, rotating shaft; 214, driving block; 215, connecting rod; 216, guide rail; 217, limiting rod one; 218, gas guide slip ring; 22, second positioning assembly; 221, cylinder one; 222, L-shaped block; 223, cylinder two; 224, connecting plate; 225, limiting rod two; 3, welding mechanism; 31, welding assembly; 311, cylinder three; 312, tool plate; 313, linear module; 314, laser welding head; 32, rotary drive assembly; 321, drive motor; 322, fixed disc; 323, universal ball. DETAILED DESCRIPTION

[0029] To make the objectives, technical solutions, and advantages of the embodiments of the present application clearer, the following will clearly and completely describe the technical solutions in the embodiments of the present application with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are some but not all of the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present application.

[0030] In the following description, "left", "right", "front", "back", "up", and "down" are oriented in the perspective of the front view.

[0031] Embodiment one: in some embodiments, referring to the accompanying drawings of the specification Figures 1-7 A sheet metal part laser welding device, comprising a bottom plate 11;

[0032] The upper end of the bottom plate 11 is fixedly connected with a stand 12; the upper end of the bottom plate 11 is rotatably connected with a rotating disc 15; the bottom plate 11 is connected with a positioning mechanism 2 for pre-positioning a sheet metal part one 13 and a sheet metal part two 14; the upper end of the stand 12 is connected with a welding mechanism 3 for welding the sheet metal part one 13 and the sheet metal part two 14;

[0033] The positioning mechanism 2 comprises a first positioning assembly 21 and a second positioning assembly 22; the first positioning assembly 21 for internally supporting and positioning the sheet metal part one 13 is connected to the upper end of the rotating disc 15; the second positioning assembly 22 for pre-positioning the sheet metal part two 14 is connected with the bottom plate 11.

[0034] The utility model discloses when the operator places sheet metal piece one 13 on the upper end of rotary disc 15, first positioning assembly 21 is positioned to sheet metal piece one 13 and supports from inside, at this time, sheet metal piece two 14 is placed on the upper end of sheet metal piece one 13, and second positioning assembly 22 is positioned to sheet metal piece two 14, so that sheet metal piece one 13 and sheet metal piece two 14 are aligned, and the automatic positioning of sheet metal piece one 13 and sheet metal piece two 14 guarantees the stability of welding, and improves operation efficiency.

[0035] The first positioning assembly 21 includes a rotary cylinder 211, a support 212, a rotating shaft 213, a drive block 214, a connecting rod 215, a guide rail 216, a limiting rod one 217 and a gas guide slip ring 218, the rotary cylinder 211 is fixedly connected to the upper end of the rotary disc 15, the stator of the gas guide slip ring 218 is fixedly connected to the lower end of the bottom plate 11, the gas guide slip ring 218 is a hollow gas slip ring, the output end of the rotary cylinder 211 is fixedly connected to the rotor of the gas guide slip ring 218, the support 212 is fixedly connected to the upper end of the rotary disc 15, the lower end of the rotating shaft 213 is fixedly connected to the output end of the rotary cylinder 211, the drive block 214 is fixedly connected to the upper end of the rotating shaft 213 and passes through the support 212, a plurality of guide rails 216 in uniform circumferential array are fixedly connected to the upper end of the support 212, a plurality of connecting rods 215 in uniform circumferential array are hingedly connected to the upper end of the drive block 214, the connecting rod 215 corresponds to the guide rail 216 one by one, and the outer side end of the connecting rod 215 is hingedly connected to the upper end of the sliding block of the corresponding guide rail 216; the limiting rod one 217 for supporting and fixing sheet metal piece one 13 is fixedly connected to the upper end of the sliding block of the guide rail 216;

[0036] The second positioning assembly 22 includes a cylinder one 221, an L-shaped block 222, a cylinder two 223, a connecting plate 224 and a limiting rod two 225, the cylinder one 221 is fixedly connected to the lower end of the bottom plate 11 and symmetrically arranged on the front and back, the L-shaped block 222 is fixedly connected to the output end of the cylinder one 221, the cylinder two 223 is fixedly connected to the back wall of the two L-shaped blocks 222, the connecting plate 224 is fixedly connected to the output end of the cylinder two 223, and the limiting rod two 225 is fixedly connected to the side wall of the two connecting plates 224 and symmetrically arranged on the left and right.

[0037] The utility model discloses, the operator places sheet metal piece one 13 on rotating disc 15 upper end, this time rotary cylinder 211 output end drive pivot shaft 213 drive connecting rod 215 rotation through drive block 214, and connecting rod 215 drive slide block along guide rail 216 drive limit rod one 217 and move to the outside, and multiple limit rod one 217 synchronous move to the outside realize the inside support fixed to sheet metal piece one 13, this time sheet metal piece two 14 are placed on sheet metal piece one 13 upper end, and the cylinder one 221 output end drive L type block 222 and move upwards on the both sides, and the cylinder two 223 output end drive connecting plate 224 drive limit rod two 225 and move to the inside on the both sides, and limit rod two 225 and sheet metal piece one 13 side wall abut, and limit rod two 225 drive sheet metal piece two 14 and move, make sheet metal piece one 13 with sheet metal piece two 14 alignment, convenient for welding mechanism 3 to sheet metal piece one 13 and sheet metal piece two 14 carry out welding.

[0038] The welding mechanism 3 includes a welding assembly 31 and a rotary drive assembly 32, the welding assembly 31 for welding sheet metal piece one 13 and sheet metal piece two 14 is connected with the stand 12, and the rotary drive assembly 32 for driving sheet metal piece one 13 and sheet metal piece two 14 to rotate synchronously is connected to the lower side of the bottom plate 11.

[0039] The welding assembly 31 includes a cylinder three 311, a tool plate 312, a linear module 313 and a laser welding head 314, the cylinder three 311 is fixedly connected to the upper end of the stand 12, the output end of the cylinder three 311 is fixedly connected with the tool plate 312, the left side of the lower end of the tool plate 312 is fixedly connected with the linear module 313, and the moving end of the linear module 313 is fixedly connected with the laser welding head 314 for welding.

[0040] The rotary drive assembly 32 includes a drive motor 321, a fixed disc 322 and universal ball bearings 323, the stator lower end of the gas guide slip ring 218 is fixedly connected with the drive motor 321, the right side of the lower end of the tool plate 312 is fixedly connected with the fixed disc 322, and the lower end of the fixed disc 322 is fixedly connected with a plurality of universal ball bearings 323 arranged in a uniform circumferential array.

[0041] In the utility model, the tool plate 312 is driven by the cylinder three 311 output end to drive the fixed disc 322 to move downwards, the fixed disc 322 drives the universal ball bearings 323 to move downwards, when the lower end of the universal ball bearings 323 is attached to the upper end of sheet metal piece two 14, the output end of the cylinder two 223 on the both sides drives the connecting plate 224 to drive the limit rod two 225 to move away from sheet metal piece two 14, at this time, the moving end of the linear module 313 drives the laser welding head 314 to move to the right side, at this time, the output end of the drive motor 321 drives the rotating disc 15 to rotate, the universal ball bearings 323 cooperate with the rotating disc 15 to drive sheet metal piece one 13 and sheet metal piece two 14 to rotate, and at the same time, the laser welding head 314 realizes automatic welding at the connection between sheet metal piece one 13 and sheet metal piece two 14, thereby improving the work efficiency.

[0042] The above embodiments are only used to illustrate the technical solutions of the present application, and are not intended to limit the present application; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that the technical solutions recorded in the foregoing embodiments can still be modified, or some technical features can be replaced by equivalents; and these modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A sheet metal laser welding device, comprising a base plate (11), characterized in that, It also includes a support frame (12), a rotating disk (15), a positioning mechanism (2), and a welding mechanism (3); The base plate (11) is fixedly connected to the upper end of the support frame (12); the base plate (11) is rotatably connected to the upper end of the support plate (15); the base plate (11) is connected to the positioning mechanism (2) for pre-positioning sheet metal part one (13) and sheet metal part two (14); the upper end of the support frame (12) is connected to the welding mechanism (3) for welding sheet metal part one (13) and sheet metal part two (14). The positioning mechanism (2) includes a first positioning component (21) and a second positioning component (22). The first positioning component (21) for internal support positioning of sheet metal part one (13) is connected to the upper end of the rotating disk (15); the second positioning component (22) for pre-positioning sheet metal part two (14) is connected to the base plate (11).

2. The sheet metal laser welding equipment according to claim 1, characterized in that, The first positioning component (21) includes a rotary cylinder (211), a bracket (212), a rotating shaft (213), a drive block (214), a connecting rod (215), a guide rail (216), a limit rod (217), and a guide slip ring (218). The rotary cylinder (211) is fixedly connected to the upper end of the rotating disk (15); the lower end of the base plate (11) is fixedly connected to the stator of the guide slip ring (218), and the output end of the rotary cylinder (211) is fixedly connected to the mover of the guide slip ring (218); the bracket (212) is fixedly connected to the upper end of the rotating disk (15); the lower end of the rotating shaft (213) is fixedly connected to the rotary cylinder (214). 211) The output end is fixedly connected, and the upper end of the rotating shaft (213) passes through the bracket (212) and is fixedly connected to the drive block (214); the upper end of the bracket (212) is fixedly connected to multiple guide rails (216) in a uniform circular array; the upper end of the drive block (214) is hinged to multiple connecting rods (215) in a uniform circular array, and the connecting rods (215) correspond one-to-one with the guide rails (216). The outer end of the connecting rod (215) is hinged to the upper end of the slider of the corresponding guide rail (216); the upper end of the slider of the guide rail (216) is fixedly connected to the limiting rod (217) for internal support and fixing of the sheet metal part (13).

3. The sheet metal laser welding equipment according to claim 2, characterized in that, The second positioning component (22) includes cylinder one (221), L-shaped block (222), cylinder two (223), connecting plate (224) and limiting rod two (225). Cylinder one (221) is fixedly connected to the lower end of the base plate (11) symmetrically. L-shaped block (222) is fixedly connected to the output end of cylinder one (221). Cylinder two (223) is fixedly connected to the back side wall of the L-shaped block (222) on both sides. Connecting plate (224) is fixedly connected to the output end of cylinder two (223). Multiple limiting rod two (225) are fixedly connected to the opposite side wall of the connecting plate (224) on both sides.

4. The sheet metal laser welding equipment according to claim 3, characterized in that, The limiting rod (225) is symmetrically connected to the connecting plate (224).

5. The sheet metal laser welding equipment according to claim 2, characterized in that, The welding mechanism (3) includes a welding assembly (31) and a rotary drive assembly (32). The welding assembly (31) for welding sheet metal part one (13) and sheet metal part two (14) is connected to the stand (12). The rotary drive assembly (32) for driving sheet metal part one (13) and sheet metal part two (14) to rotate synchronously is connected to the underside of the base plate (11).

6. The sheet metal laser welding equipment according to claim 5, characterized in that, The welding assembly (31) includes a cylinder three (311), a tooling plate (312), a linear module (313), and a laser welding head (314). The cylinder three (311) is fixedly connected to the upper end of the stand (12); the tooling plate (312) is fixedly connected to the output end of the cylinder three (311); the linear module (313) is fixedly connected to the lower left side of the tooling plate (312); and the laser welding head (314) for welding is fixedly connected to the moving end of the linear module (313).

7. The sheet metal laser welding equipment according to claim 6, characterized in that, The rotary drive assembly (32) includes a drive motor (321), a fixed disk (322), and universal ball bearings (323). The drive motor (321) is fixedly connected to the lower end of the stator of the air guide slip ring (218); the fixed disk (322) is fixedly connected to the lower right side of the tooling plate (312); and multiple universal ball bearings (323) are fixedly connected to the lower end of the fixed disk (322).

8. The sheet metal laser welding equipment according to claim 7, characterized in that, The universal ball bearings (323) are arranged in a uniform circumferential array.

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