阅读说明：本技术 一种工作效率高的自动化激光焊接装置 (Automatic laser welding device that work efficiency is high ) 是由 叶江明 辜柱根 许木林 于 2020-08-07 设计创作，主要内容包括：本发明公开了一种工作效率高的自动化激光焊接装置,包括工作台、罩壳、两组直线移动模组、两个工件夹持板、两组气动定位机构、三轴移动机构及激光焊接器,两组直线移动模组分别纵设于工作台上,两个工件夹持板分别设于直线移动模组上,所述激光焊接器设于三轴移动机构上,所述三轴移动机构设于工作台后端两侧。本发明在工作台上设置两组直线移动模组进行上料,通过三轴移动机构来切换工位焊接,以实现上下料与焊接工序的同时进行,减少了激光焊接器在更换工件中的等待时间,有效提高焊接工件的生产效率；工件夹持板的设置,可对待焊接工件进行定位以提高焊接精度；气动定位机构可对两工件之间进行压实,有效提高工件焊接的质量。(The invention discloses an automatic laser welding device with high working efficiency, which comprises a workbench, a housing, two groups of linear moving modules, two workpiece clamping plates, two groups of pneumatic positioning mechanisms, a three-axis moving mechanism and a laser welding device, wherein the two groups of linear moving modules are respectively and longitudinally arranged on the workbench, the two workpiece clamping plates are respectively arranged on the linear moving modules, the laser welding device is arranged on the three-axis moving mechanism, and the three-axis moving mechanism is arranged on two sides of the rear end of the workbench. According to the invention, two groups of linear moving modules are arranged on the workbench for feeding, and the stations are switched for welding through the three-axis moving mechanism, so that feeding, discharging and welding processes are simultaneously carried out, the waiting time of a laser welder in workpiece replacement is reduced, and the production efficiency of welded workpieces is effectively improved; the workpiece clamping plate is arranged, so that a workpiece to be welded can be positioned to improve the welding precision; the pneumatic positioning mechanism can compact the space between two workpieces, and the welding quality of the workpieces is effectively improved.)

1. The utility model provides an automatic laser welding device that work efficiency is high which characterized in that: the laser welding device comprises a workbench, a housing, two groups of linear moving modules, two workpiece clamping plates, two groups of pneumatic positioning mechanisms, three-axis moving mechanisms and a laser welding device, wherein the housing is arranged at the rear end of the workbench;

the linear moving module comprises a mounting seat, a servo motor, a rotating screw rod, a screw rod nut, two first slide rails and a plurality of first slide blocks, wherein a sliding groove is longitudinally formed in the workbench, the mounting seat is arranged at the bottom of the workbench, the rotating screw rod is sleeved on the mounting seat and is positioned below the sliding groove, an output shaft of the servo motor is connected with the rotating screw rod, the screw rod nut is sleeved on the rotating screw rod, the top of the screw rod nut is connected with a workpiece clamping plate, the first slide rails are respectively arranged on the workbench at two sides of the sliding groove, and two sides of the bottom of the workpiece clamping plate are respectively connected with the first slide rails through the first slide blocks;

the pneumatic positioning mechanism comprises a fixed plate, two connecting plates, two air cylinders and two rubber pressing blocks, the fixed plate is connected with the side wall of the housing, two sides of the bottom of the fixed plate are connected with the air cylinders through the connecting plates respectively, and the piston ends of the air cylinders are connected with the rubber pressing blocks.

2. The high-efficiency automated laser welding apparatus according to claim 1, wherein: triaxial moving mechanism includes that Y axle removes subassembly, X axle removal module, Z axle removal module and two bases, the workstation left and right sides is located respectively to the base, Y axle removes the subassembly and includes that Y axle removes module, second slide rail and second slider, Y axle removes the module and locates on the left base of workstation, the second slide rail is located on the base on workstation right side, X axle removes the module left side and is connected with Y axle removal module, X axle removes the module right side and passes through second slider and second slide linkage, Z axle removes the module and is connected with X axle removal module, the laser-beam welding ware is located on Z axle removal module.

3. The automated laser welding apparatus with high working efficiency according to claim 2, characterized in that: the middle part of the fixing plate is provided with a dodging groove which is convenient for the laser welding device to carry out laser welding.

4. The high-efficiency automated laser welding apparatus according to claim 1, wherein: the workpiece clamping plate is provided with two clamping blocks with the same structure, each clamping block is of an L-shaped structure, one clamping block is arranged at the front end of the workpiece clamping plate, and the other clamping block is arranged at the rear end of the workpiece clamping plate.

5. The high-work-efficiency automated laser welding apparatus according to claim 4, wherein: the clamping block is made of rubber materials.

6. The high-efficiency automated laser welding apparatus according to claim 1, wherein: four angles of the bottom of the workbench are respectively provided with a supporting disc and a universal pulley, the top of the supporting disc is provided with a screw rod, and the screw rod is connected with the workbench through threads.

7. The high-efficiency automated laser welding apparatus according to claim 1, wherein: and the front side, the left side and the right side of the housing are respectively provided with a glass window convenient for observing the working state.

Technical Field

The invention relates to the field of laser welding devices, in particular to an automatic laser welding device with high working efficiency.

Background

Laser welding is an efficient precision welding method using a laser beam of high energy density as a heat source, by which two workpieces are fused together. The novel welding mode is mainly used for welding thin-wall materials and precision parts, can realize spot welding, butt welding, seal welding and the like, and has the advantages of small welding seam width, small heat affected zone, small deformation, high welding speed, smooth and attractive welding seam, high welding seam quality and no air holes.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: the automatic laser welding device is high in automation degree, convenient to operate, stable in clamping and high in welding precision and working efficiency.

The technical scheme of the invention is as follows: an automatic laser welding device with high working efficiency comprises a workbench, a housing, two groups of linear moving modules, two workpiece clamping plates, two groups of pneumatic positioning mechanisms, a three-axis moving mechanism and a laser welder, wherein the housing is arranged at the rear end of the workbench, the two groups of linear moving modules are longitudinally arranged on the workbench respectively, the two workpiece clamping plates are arranged on the linear moving modules respectively, the two groups of pneumatic positioning mechanisms are arranged on the housing above the tail end of the linear moving module respectively, the laser welder is arranged on the three-axis moving mechanism, the three-axis moving mechanism is arranged on two sides of the rear end of the workbench, and the three-axis moving mechanism is positioned in the housing;

the linear moving module comprises a mounting seat, a servo motor, a rotating screw rod, a screw rod nut, two first slide rails and a plurality of first slide blocks, wherein a sliding groove is longitudinally formed in the workbench, the mounting seat is arranged at the bottom of the workbench, the rotating screw rod is sleeved on the mounting seat and is positioned below the sliding groove, an output shaft of the servo motor is connected with the rotating screw rod, the screw rod nut is sleeved on the rotating screw rod, the top of the screw rod nut is connected with a workpiece clamping plate, the first slide rails are respectively arranged on the workbench at two sides of the sliding groove, and two sides of the bottom of the workpiece clamping plate are respectively connected with the first slide rails through the first slide blocks;

the pneumatic positioning mechanism comprises a fixed plate, two connecting plates, two air cylinders and two rubber pressing blocks, the fixed plate is connected with the side wall of the housing, two sides of the bottom of the fixed plate are connected with the air cylinders through the connecting plates respectively, and the piston ends of the air cylinders are connected with the rubber pressing blocks.

Adopt above-mentioned technical scheme, automatic laser welding device that work efficiency is high among, triaxial moving mechanism includes that Y axle removes subassembly, X axle removal module, Z axle removal module and two bases, the workstation left and right sides is located respectively to the base, Y axle removal subassembly includes that Y axle removes module, second slide rail and second slider, Y axle removes the module and locates on the left base of workstation, the second slide rail is located on the base on workstation right side, X axle removes the module left side and is connected with Y axle removal module, X axle removes the module right side and passes through second slider and second slide linkage, Z axle removes the module and is connected with X axle removal module, laser welding ware is located on Z axle removal module.

Adopt above-mentioned each technical scheme, automatic laser welding device that work efficiency is high in, the fixed plate middle part is equipped with the groove of dodging that is convenient for the laser welding ware to carry out laser welding.

By adopting the technical scheme, the automatic laser welding device with high working efficiency is characterized in that two clamping blocks with the same structure are arranged on the workpiece clamping plate, each clamping block is of an L-shaped structure, one clamping block is arranged at the front end of the workpiece clamping plate, and the other clamping block is arranged at the rear end of the workpiece clamping plate.

By adopting the technical scheme, the automatic laser welding device with high working efficiency is characterized in that the clamping block is made of rubber.

By adopting the technical scheme, the automatic laser welding device with high working efficiency is characterized in that a supporting disc and a universal pulley are respectively arranged at four corners of the bottom of the workbench, a screw rod is arranged at the top of the supporting disc, and the screw rod is connected with the workbench through threads.

By adopting the technical scheme, the automatic laser welding device with high working efficiency is characterized in that a glass window convenient for observing the working state is respectively arranged on the front side, the left side and the right side of the housing.

By adopting the technical schemes, the two groups of linear moving modules are arranged on the workbench to feed and weld the workpieces to be welded, and the stations are switched for welding through the three-axis moving mechanism, so that the simultaneous feeding, discharging and welding procedures are realized, the advantage of efficient welding of the laser welder is reasonably utilized, the waiting time of the laser welder in the process of replacing the workpieces is saved, the maximum utilization rate of equipment resources is ensured, and the production efficiency of the welded workpieces is effectively improved; the clamping block arranged on the workpiece clamping plate can stably position the workpiece to be welded, so that the workpiece to be welded is prevented from shifting due to inertia effect in the feeding process, and the welding precision of the workpiece is improved; in the welding process, the pneumatic positioning mechanism can compact two workpieces on the workpiece clamping plate, so that a gap between the two workpieces to be welded is prevented, and the welding quality of the workpieces is effectively improved; the automatic welding device has the advantages of high overall automation degree, convenience in operation, stability in clamping, high welding precision, good welding quality, high working efficiency and popularization and application.

Drawings

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

FIG. 2 is a schematic bottom view of the present invention;

FIG. 3 is a schematic structural view of a pneumatic positioning mechanism of the present invention;

FIG. 4 is a schematic structural view of a three-axis moving mechanism of the present invention;

FIG. 5 is a schematic view of a clamping block structure according to the present invention.

Detailed Description

The invention is described in detail below with reference to the figures and the specific embodiments.

As shown in fig. 1 and 2, an automatic laser welding device with high working efficiency comprises a workbench 1, a housing 2, two sets of linear movement modules 3, two workpiece clamping plates 4, two sets of pneumatic positioning mechanisms 5, a three-axis moving mechanism 6 and a laser welding device 7, wherein the housing 2 is arranged at the rear end of the workbench 1, and is two sets of the linear movement modules 3 are respectively and longitudinally arranged on the workbench 1 and are two on the workpiece clamping plates 4 are respectively arranged on the linear movement modules 3 and are two sets of the pneumatic positioning mechanisms 5 are respectively arranged on the housing 2 above the tail ends of the linear movement modules 3, the laser welding device 7 is arranged on the three-axis moving mechanism 6, the three-axis moving mechanism 6 is arranged on the two rear ends of the workbench 1, and the three-axis moving mechanism 6 is positioned in the housing 2. In the embodiment, a user can place two vertically-laminated workpieces to be welded on the workpiece clamping plate 4, and the two workpieces are positioned through the workpiece clamping plate 4, so that the positioning is convenient, the operation is simple, and the workpieces are prevented from shifting due to inertia effect in the feeding process; the linear moving module 3 can be used for feeding workpieces, and after the feeding is finished, the pneumatic positioning mechanism 5 can be used for compacting the workpieces, so that the influence of a gap between the two workpieces on the welding quality of the laser welding device 7 is avoided; laser-beam welding ware 7 is when welding the work piece on a station grip block 4, the user can place the next work piece of treating welding process on another rectilinear movement module 3, after the welding is accomplished, a set of rectilinear movement module 3 carries out the unloading, another group of rectilinear movement module 3 carries out the material loading, triaxial moving mechanism 6 action, switch laser-beam welding ware 7 to the work piece on another rectilinear movement module 3 and carry out welding operation, go on when having realized going on with welding process on going up unloading, the high-efficient welded advantage of laser-beam welding ware 7 has rationally been utilized, the latency of laser-beam welding ware 7 in changing the work piece has been saved, the maximum utilization of equipment resource has been guaranteed, the production efficiency of welding work piece has effectively been improved.

As shown in fig. 1 and 2, the linear moving module 3 includes a mounting base 31, a servo motor (not shown), a rotating screw 32, a screw nut 33, two first sliding rails 34, and a plurality of first sliding blocks (not shown), the workbench 1 is provided with a chute 10 longitudinally arranged, the mounting base 31 is arranged at the bottom of the workbench 1, the rotating screw 32 is sleeved on the mounting base 31, the rotating screw 32 is located below the chute 10, an output shaft of the servo motor is connected with the rotating screw 32, the screw nut 33 is sleeved on the rotating screw 32, the top of the screw nut 33 is connected with a workpiece clamping plate 4, the first sliding rails 34 are respectively arranged on the workbench 1 at two sides of the chute 10, and two sides of the bottom of the workpiece clamping plate 4 are respectively connected with the first sliding rails 34 through the first sliding blocks. In this embodiment, after a workpiece to be welded is placed on the workpiece clamping plate 4, the servo motor operates to drive the rotating screw rod 32 to rotate, and the screw nut 33 is sleeved on the rotating screw rod 32, so that the workpiece clamping plate 4 connected with the top of the screw nut 33 can move, and the workpiece on the workpiece clamping plate 4 is conveyed to the position below the pneumatic positioning mechanism 5 at the tail end to achieve compaction welding. The first slide rail 34 and the first slide block are provided to improve the stability of the linear movement of the workpiece holding plate 4.

As shown in fig. 3, the pneumatic positioning mechanism 5 includes a fixing plate 51, two connecting plates 52, two air cylinders 53 and two rubber pressing blocks 54, the fixing plate 51 is connected to the side wall of the housing 2, two sides of the bottom of the fixing plate 51 are respectively connected to the air cylinders 53 through the connecting plates 52, and the piston ends of the air cylinders 53 are connected to the rubber pressing blocks 54. In this embodiment, after the workpiece to be welded is subjected to the feeding operation, the pneumatic positioning mechanism 5 can stably compact the workpiece on the workpiece clamping plate 4. Specifically, the piston ends of the cylinders on both sides of the fixing plate 51 move outward, so that the rubber pressing blocks 54 are pressed on both sides of the workpiece, and the phenomenon that the welding quality of the workpiece is affected by a gap between two vertically stacked workpieces is prevented.

As shown in fig. 4, the three-axis moving mechanism 6 further includes a Y-axis moving assembly 61, an X-axis moving module 62, a Z-axis moving module 63, and two bases 64, the bases 64 are respectively disposed on the left and right sides of the worktable 1, the Y-axis moving assembly 61 includes a Y-axis moving module 611, a second slide rail 612, and a second slide block 613, the Y-axis moving module 611 is disposed on the base 64 on the left side of the worktable 1, the second slide rail 612 is disposed on the base 64 on the right side of the worktable 1, the left side of the X-axis moving module 62 is connected to the Y-axis moving module 611, the right side of the X-axis moving module 62 is connected to the second slide rail 612 via the second slide block 613, the Z-axis moving module 63 is connected to the X-axis moving module 62, and the laser welder 7 is disposed on the Z-axis. In this embodiment, after the laser welder 7 completes laser welding on the workpiece on the linear moving module 3, the three-axis moving mechanism 6 can switch and move the laser welder 7 to another linear moving module 3, so as to rapidly perform laser welding on the next group of workpieces. Specifically, the Y-axis moving assembly 61 can drive the laser welder 7 to longitudinally move on the base 64, the X-axis moving module 62 can drive the laser welder 7 to transversely move on the worktable 1 so as to switch back and forth between the two linear moving modules 3, and the Z-axis moving module 63 can drive the laser welder 7 to move up and down. When needs weld the work piece, under control system's effect, realize treating the location removal of welding point on the work piece through X axle removal module 62 and Y axle removal module 611, after the location is accomplished, Z axle removal module 63 drives laser welder 7 and descends, laser welder 7 works, realize the quick laser welding to the work piece, after the welding is accomplished, Z axle removal module 63 group drives laser welder 7 and rises, X axle removal module 62 drives laser welder 7 lateral shifting and switches over to the work piece on another rectilinear movement module 3 and carries out the tack welding. It should be noted that, since the X-axis moving module 62, the Y-axis moving module 611 and the Z-axis moving module 63 are disclosed as the prior art, the internal structure and the operation principle of the X-axis moving module 62, the Y-axis moving module 611 and the Z-axis moving module 63 are not described in detail in this embodiment.

As shown in fig. 3, further, the fixing plate 51 is provided at a middle portion thereof with an escape groove 510 for facilitating laser welding by the laser welder 7. In this embodiment, the fixing plate 51 is prevented from interfering with the normal operation of the laser welder 7 by avoiding the provision of the groove 510.

As shown in fig. 1 and fig. 5, two clamping blocks 41 with the same structure are further disposed on the workpiece clamping plate 4, the clamping blocks 41 are L-shaped, one clamping block 41 is disposed at the front end of the workpiece clamping plate 4, and the other clamping block 41 is disposed at the rear end of the workpiece clamping plate 4. In this embodiment, the front end and the rear end of the workpiece clamping plate 4 are respectively provided with the clamping blocks 41 with the L-shaped structures, and the two clamping blocks 41 arranged in the front and the rear can position and clamp the workpiece on the workpiece clamping plate 4, so that the workpiece is prevented from shifting due to the inertia effect in the moving process, and the laser welding accuracy of the workpiece is reduced.

Further, the clamping block 41 is made of rubber. In this embodiment, the clamping block 41 made of rubber is soft, so that the surface of the workpiece is effectively prevented from being scratched by the clamping block 41 in the clamping and positioning process.

As shown in fig. 2, further, a supporting disk 11 and a universal pulley 12 are respectively disposed at four corners of the bottom of the working platform 1, a screw 110 is disposed at the top of the supporting disk 11, and the screw 110 is connected to the working platform 1 through a thread. In this embodiment, the universal pulley 12 is provided to facilitate the user to move the position of the present invention. The supporting disc 11 is arranged, so that a user can conveniently fix and support the invention, and when the supporting is needed, the lifting adjustment of the supporting disc 11 can be realized only by rotating the screw 110.

As shown in fig. 1, further, the front side, the left side and the right side of the housing 2 are respectively provided with a glass window 20 for facilitating the observation of the working state. In this embodiment, the housing 2 is provided to prevent the present invention from causing mechanical damage to a human body during a working process. The glass window 20 is arranged to facilitate the user to observe the working state of the laser welder 7 in real time.

By adopting the technical schemes, the two groups of linear moving modules are arranged on the workbench to feed and weld the workpieces to be welded, and the stations are switched for welding through the three-axis moving mechanism, so that the simultaneous feeding, discharging and welding procedures are realized, the advantage of efficient welding of the laser welder is reasonably utilized, the waiting time of the laser welder in the process of replacing the workpieces is saved, the maximum utilization rate of equipment resources is ensured, and the production efficiency of the welded workpieces is effectively improved; the clamping block arranged on the workpiece clamping plate can stably position the workpiece to be welded, so that the workpiece to be welded is prevented from shifting due to inertia effect in the feeding process, and the welding precision of the workpiece is improved; in the welding process, the pneumatic positioning mechanism can compact two workpieces on the workpiece clamping plate, so that a gap between the two workpieces to be welded is prevented, and the welding quality of the workpieces is effectively improved; the automatic welding device has the advantages of high overall automation degree, convenience in operation, stability in clamping, high welding precision, good welding quality, high working efficiency and popularization and application.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.