CN215280384U

CN215280384U - Laser splicing welding device for steel with different thicknesses

Info

Publication number: CN215280384U
Application number: CN202121405328.3U
Authority: CN
Inventors: 乐庸辉; 袁建; 潘洪文; 杨亚涛
Original assignee: Liuzhou Hongde Laser Technology Co Ltd
Current assignee: Liuzhou Hongde Laser Technology Co Ltd
Priority date: 2021-06-23
Filing date: 2021-06-23
Publication date: 2021-12-24
Anticipated expiration: 2031-06-23

Abstract

The utility model belongs to the technical field of the technique of steel sheet tailor-welding and specifically relates to a device is welded in laser concatenation that varies thick steel is related to, it includes the workstation and sets up the welding mechanism who just is used for welding the steel sheet on the workstation, the up end of workstation is provided with the fixed subassembly that is used for restricting the steel sheet, fixed subassembly is including setting up the setting element on the workstation, set up on the setting element and be used for the first bearing portion and the second bearing portion of bearing steel sheet, set up on first bearing portion and be used for restricting the first spacing subassembly of steel sheet and set up on second bearing portion and be used for restricting the spacing subassembly of second of steel sheet. This application has the effect that can improve steel sheet concatenation precision.

Description

Laser splicing welding device for steel with different thicknesses

Technical Field

The application relates to the technical field of steel plate tailor-welding, in particular to a laser splice welding device for steel with different thicknesses.

Background

Nowadays, the development of the automobile industry is faster and faster, and automobiles gradually enter thousands of households, so that higher and higher requirements on the quality of the automobiles are provided.

At present, how to improve the welding strength of the steel plate of the automobile body is an important factor for improving the quality of the automobile. The existing steel plate welding method mainly comprises equal-thickness welding and unequal-thickness welding, and the unequal-thickness welding method of the steel plate can meet the requirements of compactness and light weight and is safe and reliable, so that the method is widely applied. The welding of the unequal thickness of current steel sheet mainly adopts laser welding, and during the welding, the workman is direct to be treated welding steel sheet with two unequal thicknesses and place on the workstation to treat welded lateral wall with two steel sheets and support each other tightly, then start the manipulator that the centre gripping held the laser welding head, control the laser welding head through the manipulator, in order to realize welding two steel sheets.

In view of the above-mentioned related art, the inventor believes that high heat is generated when the conventional laser welding head is used for welding, and the high temperature easily causes the position of the steel plate to be deviated, thereby having the defect of affecting the welding precision of the steel plate.

SUMMERY OF THE UTILITY MODEL

In order to be able to effectively improve the accuracy of steel sheet concatenation, this application provides a device is welded in laser concatenation of steel of unequal thickness.

The application provides a laser splicing welding device of steel that varies thickness adopts following technical scheme:

the utility model provides a device is welded in laser concatenation of steel that varies thickness, includes the workstation and sets up the welding mechanism who just is used for welding the steel sheet on the workstation, the up end of workstation is provided with the fixed subassembly that is used for restricting the steel sheet, fixed subassembly is including setting up the setting element on the workstation, set up on the setting element and be used for first bearing portion and the second bearing portion of bearing steel sheet, set up on first bearing portion and be used for restricting the first spacing subassembly of steel sheet and set up on second bearing portion and be used for restricting the spacing subassembly of second of steel sheet.

Through adopting above-mentioned technical scheme, the workman can be when the tailor-welding, at first adjust first bearing portion and the position of second bearing portion on the setting element, then will treat two steel sheets of concatenation to place on first bearing portion and second bearing portion, after that the joint action through first spacing subassembly and the spacing subassembly of second is used for spacing two steel sheets, use welding mechanism to splice two steel sheets after spacing again at last, thereby can effectually reduce rocking that two steel sheets produced when the tailor-welding, promote the shaping quality of welding seam to a certain extent.

Optionally, the positioning element includes a first base rod and a second base rod which are arranged on the upper end surface of the workbench, and the first base rod and the second base rod are arranged oppositely.

Through adopting above-mentioned technical scheme, set up first base lever and second base lever, the workman of can being convenient for will treat the steady placing of tailor-welded steel sheet, simultaneously can also effectual save material.

Optionally, the first bearing portion and the second bearing portion are in sliding fit with the positioning element.

Through adopting above-mentioned technical scheme, can be convenient for supply the workman to adjust the position of first bearing portion and second bearing portion according to the steel sheet size to effectual improvement the device use flexibility.

Optionally, the first bearing portion is located below the joint of the two steel plates, the second bearing portions are two, and the two second bearing portions are located below one side, away from the joint, of the two steel plates respectively.

Through adopting above-mentioned technical scheme, the during operation, the workman at first comes the position adjustment of first bearing portion and second bearing portion according to two steel sheet sizes, then put the one end of sheet steel in one side of first bearing portion up end, the other end of sheet steel is put in one of them second bearing portion upper end, put the one end of thick steel plate in the opposite side of first bearing portion up end and make two steel sheets support tightly each other after that, put the other end of thick steel plate in the upper end of another second bearing portion, use first spacing subassembly and the spacing subassembly of second to restrict two steel sheets at last again, thereby reach the purpose of stable tailor welding.

Optionally, the first limiting assembly comprises two pressing pieces arranged on the first supporting portion, and the two pressing pieces are respectively located on two sides of the splicing position of the steel plate.

Through adopting above-mentioned technical scheme, the piece that compresses tightly that sets up can support tightly the up end that the steel sheet is close to concatenation department to can effectual reduction steel sheet produced vertical displacement when the tailor-welding, play the effect of further reinforcing laser welding quality.

Optionally, the second limiting assembly comprises two pushing pieces arranged on the second supporting portion, and the two pushing pieces are both located on one side, far away from the splicing part, of the steel plate.

Through adopting above-mentioned technical scheme, the piece that pushes away that sets up can keep away from the minor face of concatenation department one side to the steel sheet and support tightly to can make two better mutual hugs closely when the tailor-welding, reach the purpose that improves laser tailor-welding quality.

Optionally, the pressing piece and the pushing piece are detachably arranged.

Through adopting above-mentioned technical scheme, the workman of can being convenient for adjusts the position that compresses tightly piece and push away the piece according to treating the size of concatenation steel sheet to can effectual improvement compress tightly the piece and push away the use flexibility of piece.

Optionally, the first bearing part comprises a first supporting plate and a second supporting plate, a first lifting piece used for adjusting the height of the first supporting plate is arranged on the positioning piece, a second lifting piece used for adjusting the second bearing part is arranged on the positioning piece, and the first lifting piece and the second lifting piece are in sliding fit with the positioning piece.

Through adopting above-mentioned technical scheme, the workman can use first lifting member and second lifting member to make the thin steel sheet of size rise when needs splice two steel sheets that the thickness is different to make the up end of two steel sheet concatenation departments can keep equal, thereby can further improve the concatenation quality of two steel sheets.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the split welding is carried out, a worker can firstly adjust the positions of the first bearing part and the second bearing part on the positioning piece, then the two steel plates to be spliced are placed on the first bearing part and the second bearing part, then the two steel plates are limited through the common action of the first limiting assembly and the second limiting assembly, and finally the welding mechanism is used for carrying out the split welding on the two limited steel plates, so that the shaking of the two steel plates during the split welding can be effectively reduced, and the forming quality of a welding line is improved to a certain extent;

2. the workman can use first lift spare and second lift spare to make the thin steel sheet of size rise when need splice two steel sheets of thickness difference to the up end that makes two steel sheet concatenation departments can keep equal, thereby can further improve the concatenation quality of two steel sheets.

Drawings

Fig. 1 is a schematic structural diagram of an overall structure of a laser splicing welding device and a steel plate according to a first embodiment of the present application;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an enlarged view of portion B of FIG. 1;

fig. 4 is a schematic overall structure diagram of a laser stitch welding apparatus according to a second embodiment of the present application;

fig. 5 is a schematic overall structure diagram of a fixing assembly according to a second embodiment of the present application.

Description of reference numerals: 1. a work table; 10. a welding mechanism; 2. a steel plate; 3. a positioning member; 30. a first base shaft; 31. a second base shaft; 32. a first lifting member; 320. a cylinder; 321. a slider; 33. a second lifting member; 34. mounting grooves; 4. a first bearing part; 40. a first pallet; 41. a second pallet; 5. a second bearing part; 6. a compression member; 60. a first lower pressing portion; 61. a second pressing portion; 62. a first screw; 7. a pushing member; 70. a second screw; 8. and (7) installing holes.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The first embodiment is as follows:

the embodiment of the application discloses device is welded in laser concatenation of steel that varies thickness. Referring to fig. 1, the laser splicing welding device includes a worktable 1 and a welding mechanism 10, wherein the welding mechanism 10 is integrally disposed on one side of the upper end surface of the worktable 1.

Meanwhile, in order to limit the two steel plates 2 to be tailor welded, a fixing component is disposed on the upper end surface of the working table 1, and in this embodiment, the fixing component includes a positioning element 3, a first bearing portion 4 and a second bearing portion 5. The positioning part 3 is horizontally placed on the upper end face of the workbench 1, the first bearing parts 4 are integrally arranged in the middle of the upper end of the positioning part 3, in addition, the number of the second bearing parts 5 is two, the two second bearing parts 5 are respectively arranged at two ends of the upper end face of the positioning part 3, and in addition, the first bearing parts 4 and the second bearing parts 5 are in sliding fit with the upper end face of the positioning part 3.

Referring to fig. 1, a first limiting component is disposed on the upper end surface of the first supporting portion 4, and a second limiting component is disposed on the upper end surface of each second supporting portion 5.

When the device works, a worker firstly adjusts the positions of the first bearing part 4 and the second bearing part 5 on the positioning piece 3 according to the sizes of the two steel plates 2 to be spliced and welded, then places one end of the steel plate 2 with a thin size on one side of the upper end face of the first bearing part 4, places the other end of the steel plate 2 with a thin size on the upper end face of the second bearing part 5 which is relatively close to the position, places one side of the steel plate 2 with a thick size on the other side of the upper end face of the first bearing part 4 and tightly supports the steel plate 2 with a thin size, places the other side of the steel plate 2 with a thick size on the upper end face of the second bearing part 5, and finally uses the first limiting component and the second limiting component to limit the two steel plates 2 together.

Referring to fig. 1, in the present embodiment, the positioning member 3 includes a first base rod 30 and a second base rod 31, wherein the first base rod 30 is horizontally disposed on a side of the upper end surface of the workbench 1 close to the welding mechanism 10, and a length direction of the first base rod 30 is identical to a length direction of the workbench 1, and further, the second base rod 31 is disposed on a side of the upper end surface of the workbench 1 far from the welding mechanism 10, and the second base rod 31 is parallel to the first base rod 30, and at the same time, the second base rod 31 is identical to a shape of the first base rod 30.

Referring to fig. 1 and 2, mounting grooves 34 are formed in one sides of the first base rod 30 and the second base rod 31, which are far away from the workbench 1, wherein one end of the bottom surface of the first bearing part 4 is connected in the mounting groove 34 of the first base rod 30 in a sliding manner, the other end of the bottom surface of the first bearing part 4 is connected in the mounting groove 34 of the second base rod 31 in a sliding manner, in addition, one end of the lower end surfaces of the two second bearing parts 5 is connected in the mounting groove 34 of the first base rod 30 in a sliding manner, and the other end of the lower end surfaces of the two second bearing parts 5 is connected in the mounting groove 34 of the second base rod 31 in a sliding manner.

Referring to fig. 1 and 2, a plurality of mounting holes 8 are formed in the upper end surfaces of the first bearing portion 4 and the second bearing portion 5, and the mounting holes 8 are uniformly arranged on the first bearing portion 4 and the second bearing portion 5 at equal intervals. In addition, in this embodiment, the first limiting component includes two pressing pieces 6, and the two pressing pieces 6 are located on two sides of the splicing position of the steel plate 2, meanwhile, in this embodiment, the pressing pieces 6 include a first pressing portion 60 and a second pressing portion 61, wherein a plurality of first screws 62 are disposed on the peripheral sides of the first pressing portion 60 and the second pressing portion 61, and the first pressing portion 60 and the second pressing portion 61 are fixed on the mounting hole 8 corresponding to the first bearing portion 4 through the first screws 62, and in this embodiment, the number of the first pressing portion 60 and the second pressing portion 61 can be determined according to the size of the steel plate 2 to be actually spliced and welded, and the first pressing portion 60 can be selected as a horizontal quick clamp, and the second pressing portion 61 can be selected as a vertical quick clamp.

Referring to fig. 1 and 3, in the present embodiment, the second limiting assembly includes two pushing members 7, and a plurality of second screws 70 are disposed on the circumferential side of each pushing member 7, wherein the pushing member 7 on each second supporting portion 5 is connected and fixed with the corresponding mounting hole 8 on the upper end surface of the second supporting portion 5 through the second screw 70, and in the present embodiment, the pushing member 7 may be a flat pushing type quick clamp.

When the device works, firstly, a worker places two steel plates 2 to be spliced and welded on the first bearing part 4 and the second bearing part 5 and enables the positions, to be welded, of the two steel plates 2 to be mutually abutted, then the positions of the first pressing part 60 and the second pressing part 61 in each pressing part 6 are adjusted according to the size of the steel plates 2 to be spliced and welded, one first pressing part 60 and one second pressing part 61 in each pressing part 6 simultaneously press down the thin steel plates 2, and meanwhile, the other first pressing part 60 and the other second pressing part 61 in each pressing part 6 simultaneously press down the steel plates 2 with thick size to abut and limit the joint of the two steel plates 2 to be spliced and welded.

Support tight spacing back to two 2 concatenation departments of waiting to splice welding steel sheet, the workman need adjust every pusher 7's on every second bearing portion 5 position, then reuse pusher 7 comes to support tightly the minor face of 2 concatenation departments of keeping away from steel sheet 2 to through the tight dynamics of supporting that improves two steel sheet 2, further improve the welding stability of two steel sheet 2, thereby can more effectual promotion steel sheet 2's laser splice welding quality.

Example two:

referring to fig. 4, the difference from the first embodiment is that in the present embodiment, the first supporting portion 4 includes a first supporting plate 40 and a second supporting plate 41, wherein the first supporting plate 40 abuts against one end of the lower end surface of the steel plate 2 with a thinner dimension, and the second supporting plate 41 abuts against one end of the lower end surface of the steel plate 2 with a thicker dimension.

In addition, referring to fig. 4 and 5, in order to adjust the position of the first pallet 40, two first lifters 32 are provided on the side wall of the positioning member 3, one of the first lifters 32 is provided on the side wall of the first base bar 30 close to the second base bar 31, and the other first lifter 32 is provided on the side wall of the second base bar 31 close to the first base bar 30.

In the present embodiment, the first lifting member 32 includes a cylinder 320 and a slider 321, wherein the slider 321 in the first lifting member 32 located on the side wall of the first base rod 30 is connected with the side wall of the first base rod 30 in a sliding manner, the slider 321 in the second lifting member 33 located on the side wall of the second base rod 31 is connected with the side wall of the second base rod 31 in a sliding manner, and meanwhile, the cylinder 320 in each first lifting member 32 is fixed on the side wall of the slider 321 in each first lifting member 32, and the piston rod of each cylinder 320 abuts against the lower end surface of the first supporting plate 40.

Referring to fig. 5, in order to adjust the height of the second supporting portion 5 supporting the thin steel plate 2, two second lifting members 33 are disposed at the positioning member 3 corresponding to the second supporting portion 5, wherein one of the second lifting members 33 is slidably connected to a side wall of the first base rod 30 near the second base rod 31, and the other second lifting member is slidably connected to a side wall of the second base rod 31 near the first base rod 30.

In this embodiment, the second lifting member 33 located on the side wall of the first base rod 30 and the first lifting member 32 located on the side wall of the first base rod 30 have the same structure, and the second lifting member 33 located on the side wall of the second base rod 31 and the first lifting member 32 located on the side wall of the second base rod 31 have the same structure, so that the description is omitted here, and meanwhile, the output ends of the two second lifting members 33 are both abutted to the lower end surface of the second supporting portion 5 supporting the thin steel plate 2 with a smaller size.

During operation, the workman can start four cylinders 320 simultaneously, makes first layer board 40 and the second supporting part 5 of the thin steel sheet 2 of bearing size rise under the promotion of four cylinders 320 simultaneously, and the splice department that steel sheet 2 and the thick steel sheet 2 of size are flat mutually up until making the thin steel sheet 2 of size to can further promote the tailor-welding stability of two steel sheets 2, and can more effectual improvement laser welding seam's shaping quality.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a device is welded in laser concatenation of steel that varies thickness which characterized in that: including workstation (1) and set up welding mechanism (10) that just is used for welding steel sheet (2) on workstation (1), the up end of workstation (1) is provided with the fixed subassembly that is used for restricting steel sheet (2), fixed subassembly is including setting up setting element (3) on workstation (1), setting up on setting element (3) and being used for first bearing portion (4) and second bearing portion (5) of bearing steel sheet (2), set up on first bearing portion (4) and be used for restricting the first spacing subassembly of steel sheet (2) and set up on second bearing portion (5) and be used for restricting the spacing subassembly of second of steel sheet (2).

2. The laser splicing welding device for steel materials with different thicknesses as claimed in claim 1, wherein: the positioning piece (3) comprises a first base rod (30) and a second base rod (31) which are arranged on the upper end face of the workbench (1), and the first base rod (30) and the second base rod (31) are arranged oppositely.

3. The laser splicing welding device for steel materials with different thicknesses as claimed in claim 1, wherein: the first bearing part (4) and the second bearing part (5) are in sliding fit with the positioning piece (3).

4. The laser splicing welding device for steel materials with different thicknesses as claimed in claim 3, wherein: the first bearing part (4) is located below the splicing position of the two steel plates (2), the second bearing parts (5) are arranged in two, and the second bearing parts (5) are located below one side, away from the splicing position of the two steel plates (2), of the two steel plates (2) respectively.

5. The laser splicing welding device for steel materials with different thicknesses as claimed in claim 1, wherein: the first limiting assembly comprises two pressing pieces (6) arranged on the first bearing portion (4), and the two pressing pieces (6) are respectively located on two sides of the splicing position of the steel plate (2).

6. The laser splicing welding device for steel materials with different thicknesses according to claim 5, characterized in that: the second limiting assembly comprises two pushing pieces (7) arranged on the second bearing part (5), and the two pushing pieces (7) are located on one side, far away from the splicing part, of the steel plate (2).

7. The laser splicing welding device for steel materials with different thicknesses as claimed in claim 6, wherein: the pressing piece (6) and the pushing piece (7) are detachably arranged.

8. The laser splicing welding device for steel materials with different thicknesses as claimed in claim 3, wherein: first supporting part (4) include first layer board (40) and second layer board (41), be provided with on setting element (3) and be used for adjusting first lifting member (32) of first layer board (40) place height, be provided with on setting element (3) and be used for adjusting second supporting part (5) second lifting member (33), first lifting member (32) and second lifting member (33) all with setting element (3) sliding fit.