CN217859335U

CN217859335U - Laser welding device convenient to aluminum alloy automobile body removes

Info

Publication number: CN217859335U
Application number: CN202220456276.0U
Authority: CN
Inventors: 孙振峰; 蒋冰松
Original assignee: Hefei Strict Intelligent Technology Co ltd
Current assignee: Hefei Strict Intelligent Technology Co ltd
Priority date: 2022-03-03
Filing date: 2022-03-03
Publication date: 2022-11-22
Anticipated expiration: 2032-03-03

Abstract

The utility model discloses a laser welding device convenient to aluminum alloy automobile body removes, the on-line screen storage device comprises a base, the fixed pneumatic cylinder that is equipped with in base upside middle part, and the fixed block that is equipped with in pneumatic cylinder upper end, four sides of fixed block all articulate there is preceding slide bar, and preceding slide bar outer end sliding connection has the sleeve pipe, the sleeve pipe downside rotates and is connected with the support frame of fixing at the base upside, support frame outer end sliding connection has back slide bar, and back slide bar outer end articulates there is the lifting support pole, lifting support pole outside sliding connection has the fixed stay tube of vertical fixation at the base upside. The utility model discloses the accessible pneumatic cylinder realizes adjusting the automobile body height, and positive and negative motor of accessible realizes adjusting automobile body forward rotation angle and reverse rotation angle at will, can make the welding position on the automobile body with multiple angle and position towards laser welder head, avoids appearing the welding dead angle, makes laser welder head more convenient and quick welding to welding efficiency has been improved.

Description

Laser welding device convenient to aluminum alloy automobile body removes

Technical Field

The utility model relates to a laser welding technical field specifically is a laser welding device convenient to aluminum alloy automobile body removes.

Background

As a welding process which is often selected in the welding process of an automobile body, compared with other traditional welding processes, the laser welding process has higher welding quality, faster welding speed and less slag inclusion and welding defects, and along with the popularization and the popularization of full-automatic production lines, people have higher and higher requirements on the technological standard of automobile body welding.

The automobile body is fixed through a fixing clamp in the traditional welding process, then welding is carried out, however, the welding position of the fixed automobile body is inconvenient to adjust, the overall flexibility is reduced, welding dead angles easily occur, and the position and the angle of the automobile body need to be adjusted newly, so that the welding efficiency is reduced.

Based on this, the utility model designs a laser welding device convenient to aluminum alloy automobile body removes to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a laser welding device convenient to aluminum alloy automobile body removes to the fixed automobile body that proposes in solving above-mentioned background is inconvenient adjusts the welding position, has reduced whole flexibility, appears the problem at welding dead angle easily.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a laser welding device convenient to aluminum alloy automobile body removes, includes the base, the fixed pneumatic cylinder that is equipped with in base upside middle part, and the fixed block that is equipped with in pneumatic cylinder upper end, four sides of fixed block all articulate there is preceding slide bar, and preceding slide bar outer end sliding connection has the sleeve pipe, the sleeve pipe downside rotates and is connected with the support frame of fixing at the base upside, sleeve pipe outer end sliding connection has back slide bar, and back slide bar outer end articulates there is the lifting support pole, lifting support pole outside sliding connection has the fixed stay tube of vertical fixation at the base upside.

Two adjacent around the lift bracing piece upper end fixedly connected with crossbearers, and about between two crossbearers the middle part run through there is main pivot, main pivot one end is fixed to be equipped with the master gear, and the meshing of master gear one side has the actuating mechanism who fixes at the crossbearer upside.

Preferably, the driving mechanism comprises a positive and negative motor fixed on the upper side of the cross frame, one end of the positive and negative motor is connected with a secondary rotating shaft, and one end of the secondary rotating shaft, which is far away from the positive and negative motor, is fixedly provided with a secondary gear meshed with the main gear.

Preferably, the main rotating shaft is fixedly provided with a supporting plate between the two cross frames, the two ends of the two sides of the supporting plate are fixedly provided with outer expanding plates, and the tail end of the upper side of each outer expanding plate is fixedly provided with a vehicle body clamp for fixing a vehicle body.

Preferably, a front sliding rod is arranged between the fixed block and the front sliding rod; an inclined hinge seat is arranged between the rear sliding rod and the lifting support rod, and a vertical groove used for the inclined hinge seat to move up and down is formed in one side, facing the inclined hinge seat, of the fixed support pipe surface.

Preferably, a U-shaped groove is formed in the middle of the upper end of the support frame, an inner rotating shaft is arranged at the upper end of the inner side of the U-shaped groove, and the support frame is rotatably connected with the sleeve through the inner rotating shaft.

Preferably, a bearing is arranged at the joint of the main rotating shaft and the cross frame; the size of the main gear is larger than that of the secondary gear.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses the accessible pneumatic cylinder realizes adjusting the automobile body height, and positive and negative motor of accessible realizes adjusting automobile body forward rotation angle and reverse rotation angle at will, can make the welding position on the automobile body with multiple angle and position towards laser welder head, avoids appearing the welding dead angle, makes laser welder head more convenient and quick welding to welding efficiency has been improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of a front side view angle of the present invention;

FIG. 2 is a schematic structural view of a front side view angle of the present invention;

FIG. 3 is an enlarged schematic view of A of the present invention;

fig. 4 is an enlarged schematic view of the middle B of the present invention.

In the drawings, the reference numbers indicate the following list of parts:

1. a base; 2. a hydraulic cylinder; 3. a fixed block; 4. a positive hinge base; 5. a front slide bar; 6. a sleeve; 7. a support frame; 8. an inner rotating shaft; 9. a rear slide bar; 10. an oblique hinge seat; 11. lifting the supporting rod; 12. fixing a supporting tube; 13. a cross frame; 14. a main rotating shaft; 15. a support plate; 16. an outward expansion plate; 17. a vehicle body clamp; 18. a main gear; 19. a secondary gear; 20. a secondary rotating shaft; 21. a positive and negative motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a laser welding device convenient to aluminum alloy automobile body removes, including base 1, the fixed pneumatic cylinder 2 that is equipped with in 1 upside middle part of base, and the fixed block 3 that is equipped with in 2 upper ends of pneumatic cylinder, 3 four sides of fixed block all articulate there is preceding slide bar 5, and preceding slide bar 5 outer end sliding connection has

sleeve pipe

6, 6 downside rotations of sleeve pipe are connected with the support frame 7 of fixing at 1 upside of base, 6 outer end sliding connection of sleeve pipe has back slide bar 9, and back slide bar 9 outer end articulates there is

lifting support pole

11, 11 outside sliding connection of lifting support pole has the fixed stay tube 12 of vertical fixation at 1 upside of base.

The upper ends of the front and the rear adjacent lifting support rods 11 are fixedly connected with cross frames 13, a main rotating shaft 14 penetrates through the middle part between the left and the right cross frames 13, a main gear 18 is fixedly arranged at one end of the main rotating shaft 14, and a driving mechanism fixed on the upper side of the cross frame 13 is meshed with one side of the main gear 18.

Before the utility model is used, the vehicle body needs to be transported to the upper side of the supporting plate 15, and the vehicle body is firmly fixed by the vehicle body clamp 17; the utility model discloses the lift of backup pad 15 is adjusted to accessible pneumatic cylinder 2, i, when pneumatic cylinder 2 contracts, fixed block 3 descends along with pneumatic cylinder 2, fixed block 3 descends through positive hinge seat 4 drives the inner of preceding slide bar 5 and descends, outer end and the cooperation of the preceding slide bar 5 of the inner sliding connection of sleeve pipe 6 through support frame 7 make the outer end of sleeve pipe 6 upwarp, slide bar 9 drives lifting support bar 11 along the inboard upwards slip of fixed stay tube 12 through oblique hinge seat 10 behind the sliding connection of sleeve pipe 6 outer end, lifting support bar 11 promotes crossbearer 13 and backup pad 15 of its upper end and rises, when pneumatic cylinder 2 extends, with the same principle, reverse drive, can make backup pad 15 descend, thereby realize the regulation to the automobile body height, thus, just can control four lifting support bar 11 synchronous lifts through a pneumatic cylinder 2, not only equipment cost is reduced, and can guarantee main pivot 14 with accurate horizontality when going up and down, so that accurate weldment work can carry out.

The utility model discloses accessible actuating mechanism drives backup pad 15 and carries out just reversal rotation, promptly, positive and negative motor 21 drives inferior gear 19 through inferior pivot 20 and rotates, and inferior gear 19 drives main pivot 14 through master gear 18 and rotates, and main pivot 14 drives backup pad 15 and rotates, and when positive and negative motor 21 corotation, backup pad 15 reversal, when positive and negative motor 21 reversal, backup pad 15 corotation to realize adjusting automobile body forward rotation angle and reverse rotation angle at will.

To sum up, the utility model discloses accessible pneumatic cylinder 2 realizes adjusting the automobile body height, and accessible positive and negative motor 21 realizes adjusting automobile body forward rotation angle and reverse rotation angle at will, can make the welding position on the automobile body with multiple angle and position orientation laser welder head, avoids appearing the welding dead angle, makes laser welder head more convenient and quick welding to welding efficiency has been improved.

Wherein, the driving mechanism comprises a positive and negative motor 21 fixed on the upper side of the cross frame 13, one end of the positive and negative motor 21 is connected with a secondary rotating shaft 20, and one end of the secondary rotating shaft 20 far away from the positive and negative motor 21 is fixedly provided with a secondary gear 19 meshed with the main gear 18; the started forward and reverse motor 21 can drive the secondary gear 19 to rotate through the secondary rotating shaft 20, the secondary gear 19 drives the main rotating shaft 14 to rotate through the main gear 18, and the main rotating shaft 14 drives the supporting plate 15 to rotate, so that the vehicle body turning angle can be adjusted.

Wherein, a support plate 15 is fixedly arranged between the two cross frames 13 on the main rotating shaft 14, two ends of two sides of the support plate 15 are respectively fixedly provided with an external expansion plate 16, and the tail end of the upper side of the external expansion plate 16 is fixedly provided with a vehicle body clamp 17 for fixing a vehicle body; by the arrangement of the vehicle body clamp 17, the vehicle body can be fixed on the support plate 15; the larger gap between two adjacent outer expansion plates 16 can reduce the shielding of the vehicle body, thereby reducing the possibility of occurrence of welding dead angles.

Wherein, a front slide bar 5 is arranged between the fixed block 3 and the front slide bar 5; an inclined hinge seat 10 is arranged between the rear sliding rod 9 and the lifting support rod 11, and a vertical groove for the upward and downward movement of the inclined hinge seat 10 is formed in one side of the fixed support tube 12 facing the inclined hinge seat 10.

Wherein, U type groove has been seted up at support frame 7 upper end middle part, and U type inslot inboard upper end is equipped with interior pivot 8, and support frame 7 rotates through interior pivot 8 and be connected with sleeve 6.

Wherein, a bearing is arranged at the joint of the main rotating shaft 14 and the cross frame 13; the size of the primary gear 18 is larger than the size of the secondary gear 19; the main rotating shaft 14 can rotate more smoothly through the arrangement of the bearing; by setting the size of the main gear 18 larger than that of the secondary gear 19, the load on the forward/reverse motor 21 can be relatively reduced, and the forward/reverse motor 21 can control the rotation of the main shaft 14 more stably.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, thereby enabling others skilled in the art to best understand the invention and its practical application. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a laser welding device convenient to aluminum alloy automobile body removes which characterized in that: the lifting device comprises a base (1), wherein a hydraulic cylinder (2) is fixedly arranged in the middle of the upper side of the base (1), a fixed block (3) is fixedly arranged at the upper end of the hydraulic cylinder (2), front slide bars (5) are hinged to four sides of the fixed block (3), a sleeve (6) is connected to the outer end of each front slide bar (5) in a sliding manner, a support frame (7) fixed to the upper side of the base (1) is rotatably connected to the lower side of the sleeve (6), a rear slide bar (9) is connected to the outer end of each sleeve (6) in a sliding manner, a lifting support rod (11) is hinged to the outer end of each rear slide bar (9), and a fixed support tube (12) vertically fixed to the upper side of the base (1) is connected to the outer side of each lifting support rod (11) in a sliding manner;

two adjacent around lift bracing piece (11) upper end fixedly connected with crossbearers (13), and the middle part has run through main shaft (14) between two crossbearers (13) about and, main shaft (14) one end is fixed and is equipped with master gear (18), and the meshing of master gear (18) one side has the actuating mechanism who fixes at crossbearer (13) upside.

2. The laser welding device for facilitating movement of an aluminum alloy vehicle body according to claim 1, wherein: the driving mechanism comprises a positive and negative motor (21) fixed on the upper side of the cross frame (13), one end of the positive and negative motor (21) is connected with a secondary rotating shaft (20), and one end, far away from the positive and negative motor (21), of the secondary rotating shaft (20) is fixedly provided with a secondary gear (19) meshed with the main gear (18).

3. The laser welding device for facilitating movement of the aluminum alloy vehicle body as claimed in claim 1, wherein: the automobile body supporting device is characterized in that a supporting plate (15) is fixedly arranged between the two cross frames (13) on the main rotating shaft (14), two ends of two sides of the supporting plate (15) are fixedly provided with outer expanding plates (16), and the tail end of the upper side of each outer expanding plate (16) is fixedly provided with an automobile body clamp (17) used for fixing an automobile body.

4. The laser welding device for facilitating movement of an aluminum alloy vehicle body according to claim 1, wherein: a front sliding rod (5) is arranged between the fixed block (3) and the front sliding rod (5); an inclined hinge seat (10) is arranged between the rear sliding rod (9) and the lifting support rod (11), and a vertical groove used for the inclined hinge seat (10) to move up and down is formed in one side, facing the inclined hinge seat (10), of the fixed support tube (12).

5. The laser welding device for facilitating movement of the aluminum alloy vehicle body as claimed in claim 1, wherein: u type groove has been seted up at support frame (7) upper end middle part, and U type inslot inboard upper end is equipped with interior pivot (8), support frame (7) are connected with sleeve pipe (6) rotation through interior pivot (8).

6. The laser welding device for facilitating movement of the aluminum alloy vehicle body as claimed in claim 1, wherein: a bearing is arranged at the joint of the main rotating shaft (14) and the transverse frame (13); the size of the main gear (18) is larger than that of the secondary gear (19).