CN115889994A

CN115889994A - Special-shaped workpiece laser welding equipment

Info

Publication number: CN115889994A
Application number: CN202211615665.4A
Authority: CN
Inventors: 姚嘉
Original assignee: Taizhou Tianrong Technology Co ltd
Current assignee: Taizhou Tianrong Technology Co ltd
Priority date: 2022-12-15
Filing date: 2022-12-15
Publication date: 2023-04-04

Abstract

The invention discloses special-shaped workpiece laser welding equipment which comprises a base, wherein the top of the base is connected with two clamps in a sliding manner, a workpiece is arranged at the top of each clamp, a support is arranged at the top of the base, a top plate is arranged at the top of the support and positioned above the clamps, a welding assembly is arranged at the top of the base and comprises a first flexible guide rail, the first flexible guide rail is arranged at the bottom of the top plate, a guide mechanism is connected in the first flexible guide rail in a sliding manner, and the bottom of the guide mechanism extends to the outside of the first flexible guide rail; the bottom of the base is connected with the welding mechanism in a sliding mode, the top of the welding mechanism is connected inside the first flexible guide rail in a sliding mode, the guide mechanism comprises flexible plates, and the flexible plates are symmetrically arranged.

Description

Special-shaped workpiece laser welding equipment

Technical Field

The invention relates to the technical field of welding equipment, in particular to special-shaped workpiece laser welding equipment.

Background

Laser welding is an efficient and precise welding method using a laser beam with high energy density as a heat source. Laser welding is one of the important aspects of laser material processing technology application, and current device is when welding workpiece laser, and the mode through the centre gripping will need welded two parts to dock to accomplish welding operation to two parts through the laser welding head, however, if there is certain radian in two work piece butt joint positions, and unsmooth and there is impurity dust, two work pieces are in the laser welding process, if these impurity dusts spatter to unwelded part, can cause the influence to the welding effect.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide special-shaped workpiece laser welding equipment.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a special-shaped workpiece laser welding equipment, includes the base, the top sliding connection of base has two anchor clamps, the top of anchor clamps is provided with the work piece, the support is installed at the top of base, the roof is installed at the top of support, the roof is located the top of anchor clamps, its characterized in that: the welding assembly comprises a first flexible guide rail, the first flexible guide rail is mounted at the bottom of the top plate, a guide mechanism is connected inside the first flexible guide rail in a sliding mode, and the bottom of the guide mechanism extends to the outside of the first flexible guide rail;

the bottom sliding connection of base has welding mechanism, just welding mechanism's top sliding connection is in the inside of first flexible guide rail.

The invention is further configured to: the guiding mechanism comprises flexible plates, the flexible plates are symmetrically arranged, a plurality of air bags are installed between the flexible plates, one side of the guiding mechanism is connected with a connecting frame, and one end, far away from the guiding mechanism, of the connecting frame is connected with a baffle.

The invention is further configured to: the welding mechanism comprises a slide rail, the slide rail is located below the top plate, a slide column is connected to the inside of the slide rail in a sliding mode, the top of the slide column is inserted into the inside of the first flexible guide rail, the bottom of the slide column extends to the position below the slide rail and is provided with a laser welding head, and one side of the laser welding head is detachably connected with one side of the flexible plate.

The invention is further configured to: the welding mechanism further comprises two groups of clamping plates which are fixedly connected to the tops of the sliding rails respectively, and two sides of the top plate are inserted into the two clamping plates respectively.

The invention is further configured to: the top of base is installed the second flexible guide rail, the inside of locating the second flexible guide rail is inserted to the bottom of flexible board.

The invention is further configured to: the inside of anchor clamps is provided with the clearance subassembly, the clearance subassembly includes the push pedal, the push pedal is two sets of, and is two sets of push pedal sliding connection is in the inside of two anchor clamps respectively.

The invention is further configured to: one side of the push plate is connected with a first connecting rod, and one end, far away from the push plate, of the first connecting rod extends to the outside of the clamp and is movably connected with a second connecting rod.

The invention is further configured to: the cylinder is installed to the bottom of base, the output fixed connection in one side of baffle of cylinder, the one end swing joint in the output of cylinder that the head rod was kept away from to the second connecting rod, two be connected with the extension spring between the second connecting rod.

The invention is further configured to: and a plurality of exhaust holes are respectively formed in the inner walls of the two clamps.

The invention is further configured to: the adjusting part is all installed to the inner wall of anchor clamps, the adjusting part includes leading to the groove, it sets up, two to lead to the groove and set up respectively in the inner wall of two anchor clamps, the inside swing joint who leads to the groove has the blast pipe, the top fixedly connected with dead lever of blast pipe, the top fixedly connected with carriage of anchor clamps, the inside of carriage is worn to locate at the top of dead lever, one side threaded connection of carriage has the locking bolt.

The flexible welding device has the advantages that by arranging the flexible plates, when two workpieces are butted, the two workpieces extrude the two flexible plates in the middle, so that the two flexible plates are adaptively adjusted according to the bending angle of the middle position of the two workpieces, the flexible plates drive the first flexible guide rail and the second flexible guide rail to deform when being bent, when a welding head is displaced, the flexible plates slide according to the bending directions of the first flexible guide rail and the second flexible guide rail, so that the two workpieces are welded in the bending directions, the welding effect of the welding device is greatly improved, and when the laser welding head is displaced, air is extruded, so that the air is gradually sprayed out of the box body, and the welding effect is prevented from being influenced by falling of dust.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a rear view of the present invention;

FIG. 3 is a schematic illustration of an explosive structure according to the present invention;

FIG. 4 is a schematic bottom view of the present invention;

FIG. 5 is a schematic view of a welding mechanism;

FIG. 6 is a schematic view of the guiding mechanism;

FIG. 7 is a schematic structural view of a workpiece in a butt joint state in one case;

FIG. 8 is a structural diagram illustrating another workpiece butting state;

FIG. 9 is a schematic view of a vent in one embodiment;

FIG. 10 is a schematic view of an adjustment assembly in one embodiment;

in the figure: 1. a base; 2. a support; 3. a top plate; 4. a clamp; 401. a tension spring; 5. welding the assembly; 51. a baffle plate; 52. a connecting frame; 53. a first flexible guide rail; 54. a second flexible guide rail; 55. a welding mechanism; 551. a slide rail; 552. a traveler; 553. a laser welding head; 554. clamping a plate; 56. a guide mechanism; 561. an air bag; 562. a flexible board; 57. a cylinder; 6. cleaning the assembly; 61. a first connecting rod; 62. pushing a plate; 63. a second connecting rod; 7. an exhaust hole; 8. an adjustment assembly; 81. a through groove; 82. an exhaust pipe; 83. fixing the rod; 84. locking the bolt; 85. a carriage; 9. and (5) a workpiece.

Detailed Description

It should be noted that, in the present application, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

It is noted that, unless otherwise indicated, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

In the present invention, unless stated to the contrary, the use of the terms "up" and "down" generally refer to the orientation as shown in the drawings, or to the vertical, perpendicular, or gravitational orientation; likewise, for ease of understanding and description, "left and right" are generally directed to the left and right as shown in the drawings; "inner and outer" refer to the inner and outer relative to the profile of the respective member itself, but the above directional terms are not intended to limit the present invention.

Example one

Referring to fig. 1-9, the present invention provides the following technical solutions:

a laser welding device for special-shaped workpieces 9 comprises a base 1, two clamps 4 are slidably connected to the top of the base 1, a workpiece 9 is arranged on the top of each clamp 4, a support 2 is mounted on the top of the base 1, a top plate 3 used for mounting welding equipment is mounted on the top of the support 2, the top plate 3 is located above the clamps 4, a welding assembly 5 is arranged on the top of the base 1, the welding assembly 5 comprises a first flexible guide rail 53, the first flexible guide rail 53 is mounted at the bottom of the top plate 3, two ends of the first flexible guide rail 53 are connected with the bottom of the top plate 3, the middle of the first flexible guide rail is attached to the bottom of the top plate 3, a guide mechanism 56 is slidably connected inside the first flexible guide rail 53, the guide mechanism 56 comprises a flexible plate 562, the flexible plates 562 are symmetrically arranged, the second flexible guide rail 54 is installed at the top of the base 1, the bottom of the flexible plate 562 is inserted into the second flexible guide rail 54, when the flexible plate 562 is clamped by the two workpieces 9, the flexible plate 562 deforms under the influence of the shapes of the side walls of the workpieces 9, so that the first flexible guide rail 53 and the second flexible guide rail 54 synchronously deform, a plurality of air bags 561 are installed between the two flexible plates 562, the air bags 561 are located between the two flexible plates 562, a certain gap exists between the two flexible plates 562 and are influenced by the expansion of the air bags 561, the two flexible plates 562 apply force in opposite directions far away from each other, and the two flexible plates 562 can be attached to the side walls of the workpieces 9;

one side of the guide mechanism 56 is connected with a connecting frame 52, one end of the connecting frame 52, which is far away from the guide mechanism 56, is connected with a baffle 51, namely, the baffle 51 pulls the connecting frame 52 to drive the guide mechanism 56 to move when moving, so that the flexible plate 562 slides between the two workpieces 9, the bottom of the base 1 is connected with a welding mechanism 55 in a sliding manner, the welding mechanism 55 comprises a sliding rail 551, the sliding rail 551 is positioned below the top plate 3, the inside of the sliding rail 551 is connected with a sliding column 552 in a sliding manner, the top of the sliding column 552 is inserted into the first flexible guide rail 53, the bottom of the sliding column 552 extends to the lower side of the sliding rail 551 and is provided with a laser welding head 553, one side of the laser welding head 553 is detachably connected with one side of the flexible plate 562, when the flexible plate 562 moves, the welding mechanism 55 is pulled to slide integrally, so that the laser welding head 553 moves synchronously along with the flexible plate 562, and the laser welding head is adjusted adaptively according to the bending direction of the flexible plate 562, so that the laser welding head 553 adjusts the welding positions of the two workpieces 9 synchronously;

the welding mechanism 55 further comprises two groups of clamping plates 554, the two groups of clamping plates 554 are respectively and fixedly connected to the tops of the slide rails 551, two sides of the top plate 3 are respectively inserted into the two clamping plates 554, and when the welding mechanism 55 slides, the clamping plates 554 slide on one side of the top plate 3, so that a guiding effect is achieved on the welding mechanism 55;

the cleaning assembly 6 is arranged inside the clamp 4, the cleaning assembly 6 comprises push plates 62, the push plates 62 are divided into two groups, the two groups of push plates 62 are respectively connected inside the two clamps 4 in a sliding manner, a plurality of exhaust holes 7 are respectively formed in the inner walls of the two clamps 4, one side of each push plate 62 is connected with a first connecting rod 61, one end, far away from the push plates 62, of each first connecting rod 61 extends to the outside of the corresponding clamp 4 and is movably connected with a second connecting rod 63, an air cylinder 57 is installed at the bottom of the base 1, the output end of the air cylinder 57 is fixedly connected to one side of the support 2, one end, far away from the first connecting rod 61, of each second connecting rod 63 is movably connected to the output end of the air cylinder 57, the air cylinder 57 is used for providing power for displacement of the baffle 51, when the baffle 51 displaces, the baffle 51 pulls the second connecting rods 63 and the first connecting rods 61 to move along the horizontal direction, the first connecting rods 61 pull the push plates 62 to slide inside the clamps 4, so that air inside the clamps 4 flows, and the air inside the clamps 4 is exhausted through the exhaust impurities through the exhaust holes 7, and accordingly the surface of the workpiece 9 is blown;

a tension spring 401 for resetting is connected between the two second connecting rods 63, when the two clamps 4 are separated from each other, the two second connecting rods 63 are synchronously separated and pull the tension spring 401, and after the workpiece 9 is placed, the elasticity of the tension spring 401 drives the two second connecting rods 63 and the clamps 4 to approach each other, so that the workpiece 9 is positioned;

specifically, the worker pulls the two second connecting rods 63 to swing radially, so that the two second connecting rods 63 pull the tension spring 401, the two clamps 4 are separated from each other, the two workpieces 9 to be welded are placed at the tops of the two clamps 4 respectively, the clamps 4 are released, and the elastic force of the tension spring 401 pulls the two clamps 4 to approach each other and position the workpieces 9;

at the moment, the two clamps 4 drive the corresponding workpieces 9 to approach and butt, so that the two flexible plates 562 are clamped, the two flexible plates 562 are adaptively adjusted according to the bending angle of the butt joint surface of the workpieces 9, the first flexible guide rail 53 and the second flexible guide rail 54 synchronously deform, the air bag 561 is positioned between the two flexible plates 562, so that a certain gap exists between the two flexible plates 562, and the two flexible plates 562 are influenced by the expansion of the air bag 561, and the two flexible plates 562 apply force to the opposite direction away from each other, so that the two flexible plates 562 can be attached to the side wall of the workpieces 9;

after the operation is finished, a worker presses a switch started by the control cylinder 57, a piston rod of the cylinder 57 pushes the baffle 51 to displace, the connecting frame 52 is pulled to drive the guide mechanism 56 to displace when the baffle 51 displaces, so that the flexible plate 562 slides between the two workpieces 9, and the welding surface between the two workpieces 9 adsorbs residual impurities before the two workpieces 9 are welded, so that the welding effect of the two workpieces 9 is influenced, and therefore, the flexible plate 562 polishes the impurities on the side wall of the workpiece 9 when the side wall of the workpiece 9 slides;

when the baffle 51 is displaced, the baffle 51 pulls the second connecting rod 63 and the first connecting rod 61 to move, the first connecting rod 61 pulls the push plate 62 to slide in the clamp 4, so that air in the clamp 4 flows, the air in the clamp 4 is exhausted through the exhaust hole 7, and impurities on the surface of the workpiece 9 are blown off;

when the flexible plate 562 moves, the welding mechanism 55 is pulled to integrally slide, so that the laser welding head 553 synchronously moves along with the flexible plate 562, and the laser welding head 553 is adaptively adjusted according to the bending direction of the flexible plate 562, so that the laser welding head 553 synchronously adjusts the welding positions of the two workpieces 9, and the welding effect of the workpieces 9 is improved;

example two

As shown in fig. 10, this embodiment is modified from the first embodiment as follows,

adjusting part 8 is all installed to the inner wall of anchor clamps 4, adjusting part 8 is including leading to groove 81, it sets up to lead to the groove 81 symmetry, two lead to groove 81 and set up respectively in the inner wall of two anchor clamps 4, the inside swing joint that leads to groove 81 has blast pipe 82, the top fixedly connected with dead lever 83 of blast pipe 82, the top fixedly connected with carriage 85 of anchor clamps 4, the inside of carriage 85 is worn to locate at the top of dead lever 83, one side threaded connection of carriage 85 has locking bolt 84.

Specifically, the baffle 51 pulls the second connecting rod 63 and the first connecting rod 61 to move, the first connecting rod 61 pulls the push plate 62 to slide in the clamp 4, so that air in the clamp 4 flows, the air in the clamp 4 is exhausted into the exhaust pipe 82 through the through groove 81, and the air in the exhaust pipe 82 is blown to the surface of the workpiece 9, so that the polished impurity dust is blown off, and the impurity dust is prevented from being accumulated;

when equipment welds work piece 9 thicker or thinner, the staff slides in the inside of carriage 85 through promoting dead lever 83, and dead lever 83 promotes blast pipe 82 and swings in the inside of logical groove 81, and when the air passed through blast pipe 82 and discharges, because blast pipe 82 swings and leads to the angle to change, causes blast pipe 82 to blow off the direction of air and changes to adjust the direction that blast pipe 82 blew off the air according to the thickness difference of work piece 9, improve the clearance effect of impurity greatly.

It is to be understood that the above-described embodiments are only a few, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular forms "a", "an", and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the accompanying drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

The above description is only a preferred embodiment of the present invention, and the scope of the present invention is not limited to the above embodiments, and all technical solutions that belong to the idea of the present invention belong to the scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims

1. The utility model provides a special-shaped workpiece laser welding equipment, includes base (1), the top sliding connection of base (1) has two anchor clamps (4), the top of anchor clamps (4) is provided with work piece (9), support (2) are installed at the top of base (1), roof (3) are installed at the top of support (2), roof (3) are located the top of anchor clamps (4), its characterized in that: the welding assembly (5) is arranged at the top of the base (1), the welding assembly (5) comprises a first flexible guide rail (53), the first flexible guide rail (53) is installed at the bottom of the top plate (3), a guide mechanism (56) is connected to the inside of the first flexible guide rail (53) in a sliding mode, and the bottom of the guide mechanism (56) extends to the outside of the first flexible guide rail (53);

the bottom of base (1) sliding connection has welding mechanism (55), just the top sliding connection of welding mechanism (55) is in the inside of first flexible guide rail (53).

2. The special-shaped workpiece laser welding device as claimed in claim 1, characterized in that: guiding mechanism (56) includes flexoplate (562), flexoplate (562) symmetry sets up, two install a plurality of gasbag (561) between flexoplate (562), one side of guiding mechanism (56) is connected with link (52), the one end that guiding mechanism (56) were kept away from in link (52) is connected with baffle (51).

3. The laser welding apparatus for the special-shaped workpieces as claimed in claim 2, wherein: the welding mechanism (55) comprises a sliding rail (551), the sliding rail (551) is located below the top plate (3), a sliding column (552) is connected to the inside of the sliding rail (551) in a sliding mode, the top of the sliding column (552) is inserted into the first flexible guide rail (53), the bottom of the sliding column (552) extends to the lower portion of the sliding rail (551) and is provided with a laser welding head (553), and one side of the laser welding head (553) is detachably connected with one side of the flexible plate (562).

4. The special-shaped workpiece laser welding device as claimed in claim 3, characterized in that: the welding mechanism (55) further comprises two clamping plates (554), the two clamping plates (554) are fixedly connected to the tops of the sliding rails (551) respectively, and two sides of the top plate (3) are inserted into the two clamping plates (554) respectively.

5. The special-shaped workpiece laser welding device as claimed in claim 4, characterized in that: and a second flexible guide rail (54) is installed at the top of the base (1), and the bottom of the flexible plate (562) is inserted into the second flexible guide rail (54).

6. The special-shaped workpiece laser welding device as claimed in claim 5, characterized in that: the inside of anchor clamps (4) is provided with clearance subassembly (6), clearance subassembly (6) are including push pedal (62), push pedal (62) are two sets of, two sets of push pedal (62) sliding connection respectively in the inside of two anchor clamps (4).

7. The special-shaped workpiece laser welding device as claimed in claim 6, characterized in that: one side of push pedal (62) is connected with first connecting rod (61), the one end that push pedal (62) were kept away from in first connecting rod (61) extends to the outside of anchor clamps (4) and swing joint has second connecting rod (63).

8. The special-shaped workpiece laser welding device as claimed in claim 7, characterized in that: cylinder (57) are installed to the bottom of base (1), the output fixed connection of cylinder (57) is in one side of baffle (51), the one end swing joint in the output of cylinder (57), two of head rod (61) is kept away from in second connecting rod (63) be connected with extension spring (401) between second connecting rod (63).

9. The laser welding apparatus for special-shaped workpieces as claimed in claim 8, wherein: the inner walls of the two clamps (4) are respectively provided with a plurality of exhaust holes (7).

10. The laser welding apparatus for special-shaped workpieces as claimed in claim 8, wherein: adjusting part (8) are all installed to the inner wall of anchor clamps (4), adjusting part (8) are including leading to groove (81), it sets up, two to lead to groove (81) symmetry the inner wall of seting up respectively in two anchor clamps (4), the inside swing joint that leads to groove (81) has blast pipe (82), the top fixedly connected with dead lever (83) of blast pipe (82), the top fixedly connected with carriage (85) of anchor clamps (4), the inside of carriage (85) is worn to locate at the top of dead lever (83), one side threaded connection of carriage (85) has locking bolt (84).