CN116423047A

CN116423047A - Full-automatic laser welding device for sensor

Info

Publication number: CN116423047A
Application number: CN202310611761.XA
Authority: CN
Inventors: 孙文; 孙明睿
Original assignee: Wuhan Chutian Industrial Laser Equipment Co ltd
Current assignee: Wuhan Chutian Industrial Laser Equipment Co ltd
Priority date: 2023-05-29
Filing date: 2023-05-29
Publication date: 2023-07-14

Abstract

The invention relates to a full-automatic laser welding device for a sensor, which comprises a working box, wherein supporting plates are fixed on the left side and the right side of the top surface of the working box, top plates are fixed on the top surfaces of the two supporting plates, a welding mechanism is arranged on the working box, a fixed clamping mechanism is arranged on the working box, an auxiliary mechanism is arranged on the working box and comprises a fixing table, the fixing table is fixed on the front surface of the working box, a fan is fixedly arranged on the top surface of the fixing table, an air outlet pipe is fixed at the output end of the fan, and a fixing block is fixed on the outer surface of the air outlet pipe. This full-automatic laser welding device of sensor is equipped with assist mechanism, blows off cold wind through the fan to carry to the blowout of air-jet head by the tuber pipe and cool down to the work piece surface, can take off the work piece fast, the convulsions effect of accessible air exhauster simultaneously, clear up the welding slag in the welding process through the exhaust hood, avoid the welding slag to influence the welding quality of work piece.

Description

Full-automatic laser welding device for sensor

Technical Field

The invention relates to the technical field of laser welding, in particular to a full-automatic laser welding device for a sensor.

Background

The circuit board is required to provide control and signal units in many fields such as modern electronic product production, optical communication, household appliances and the like, with miniaturization of electronic components and use of a large number of integrated circuits, welding spots are smaller and smaller, and intervals between the welding spots are smaller and smaller, so that higher and higher requirements are put forward for welding the components of the circuit board.

For example, chinese patent (common number: CN 103962721B) discloses a laser welding head and a laser welding machine, comprising a base plate, a fixed block and a storage bin are mounted on the base plate, an air inlet and a feeding channel are respectively provided on the side wall of the fixed block, a tin outlet nozzle is mounted at the bottom of the fixed block, a laser fiber head is mounted at the top of the fixed block, a discharging through hole is provided at the bottom of the storage bin, a falling channel communicated with the feeding channel is provided on the floor, a material distributing slider driven by a linear driving device is mounted on the base plate in a sliding manner, a positioning hole is provided on the material distributing slider, the material distributing slider is driven to slide by a cylinder, so as to push a tin ball into the outlet of the tin outlet nozzle, then the tin ball is melted by a laser beam, and is ejected from the outlet of the tin outlet nozzle under the pressure of a protective gas, thereby performing welding.

However, after the device is welded by using the laser beam, the laser energy is absorbed by the workpiece, so that the temperature of the surface of the workpiece is very high, one end of the waiting time is needed when the workpiece is taken out, the working efficiency is reduced, operators are easy to scald when the workpiece is taken out, in addition, if impurities exist on the surface of the workpiece in the welding process, welding slag is easy to appear in the welding process, the welding quality is reduced, and the production quality of the workpiece is difficult to ensure.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a full-automatic laser welding device for a sensor, which has the advantages of good cooling effect, high production quality and the like, and solves the problems of scalding risk and low welding quality of the existing device.

In order to achieve the above purpose, the present invention provides the following technical solutions: the full-automatic laser welding device for the sensor comprises a working box, wherein supporting plates are fixed on the left side and the right side of the top surface of the working box, top plates are fixed on the top surfaces of the two supporting plates, a welding mechanism is arranged on the working box, a fixed clamping mechanism is arranged on the working box, and an auxiliary mechanism is arranged on the working box;

in addition, assist mechanism includes the fixed station, the front at the work box is fixed to the fixed station, the fan is fixed to the top surface of fixed station, the output of fan is fixed with out the tuber pipe, the outward appearance of going out the tuber pipe is fixed with the fixed block, the one end that the fan was kept away from to the tuber pipe is fixed with the wind guide case, the back of wind guide case is fixed with a plurality of air-jet heads, assist mechanism still includes the air exhauster of fixed mounting at the work box back, the input of air exhauster is fixed with the exhaust column, the one end that the exhaust column kept away from the air exhauster is fixed with the exhaust hood, the surface mounting of exhaust column has a plurality of supporting shoe, the output of air exhauster is fixed with the air-supply line, assist mechanism still includes the collection box of fixing at the bottom back in the work box, the right side of collection box is equipped with the chamber door.

Further, one end of the fixed block, which is far away from the air outlet pipe, is fixed with the working box, and one end of the supporting block, which is far away from the exhaust pipe, is fixed with the working box.

Further, the back of the working box is provided with a through hole, and the air inlet pipe penetrates through the through hole and extends to the inside of the working box and is fixed with the top surface of the collecting box.

Further, fixed fixture includes two guide bars, two the guide bar is fixed respectively between the left and right sides of work box inner wall, the bottom the surface sliding connection of guide bar has lower pinion rack, top the surface sliding connection of guide bar has the pinion rack, and the right side of pinion rack top surface is fixed with the support frame down, the left side of going up pinion rack top surface and the top surface of support frame all are fixed with the connecting rod, the top surface of connecting rod is fixed with the grip block, fixed fixture is still including fixed mounting at the positive driving motor of work box inner wall, driving motor's output shaft is fixed with the dwang, the back of dwang is fixed with the gear.

Further, square holes are formed in the side faces of the lower toothed plate and the upper toothed plate, the guide rods are rectangular rods, and the two guide rods penetrate through the two square holes respectively and are connected with the two square holes in a sliding mode.

Further, the top and the bottom of gear mesh with upper tooth plate and lower tooth plate respectively, the support frame is the U font.

Further, the top surface of work box has been seted up and has been put down the hole, two the connecting rod all runs through the hole of putting down and extends to the top surface of work box.

Further, two opposite sides of the clamping plates are respectively fixed with a protection pad, and the two guide rods are positioned in the same vertical plane.

Further, welding mechanism includes biax sharp module, biax sharp module fixed mounting is in the bottom surface of roof, biax sharp module's output is fixed with the fixed plate, the equal fixed mounting in the left and right sides of fixed plate bottom surface has electronic cylinder, two electronic cylinder bottom is fixed with the mounting panel, the bottom surface fixed mounting of mounting panel has the laser welding device body.

Further, the four corners of the bottom surface of the working box are respectively fixed with a base, and the laser welding device body is positioned right above the working box.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. this full-automatic laser welding device of sensor is equipped with assist mechanism, blows off cold wind through the fan to carry to the blowout of air-jet head by the tuber pipe and cool down to the work piece surface, can take off the work piece fast, the convulsions effect of accessible air exhauster simultaneously, clear up the welding slag in the welding process through the exhaust hood, avoid the welding slag to influence the welding quality of work piece.

2. The full-automatic laser welding device of this sensor is equipped with fixed fixture, drives the gear through driving motor and rotates to drive the relative or the back to back removal of pinion rack and lower pinion rack through the gear, thereby carry out the centre gripping through two grip blocks to the work piece and fix, further improve the stability of work piece in welding process.

3, the full-automatic laser welding device of this sensor is equipped with welding mechanism, can drive the laser welding device body through biax sharp module and electronic cylinder and weld the work piece, realizes full-automatic welding process, and human labor cost is low, and welding efficiency is high.

Drawings

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

FIG. 2 is a schematic diagram of an auxiliary mechanism according to the present invention;

FIG. 3 is a schematic view of a structure of a fixing and clamping mechanism according to the present invention;

FIG. 4 is a schematic diagram of the connection structure of the driving motor and the rotating rod of the present invention;

fig. 5 is a schematic structural view of the welding mechanism of the present invention.

In the figure: 1 working box, 2 base, 3 supporting plates, 4 top plates, 5 welding mechanism, 501 double-shaft linear module, 502 fixing plate, 503 electric cylinder, 504 mounting plate, 505 laser welding device body, 6 fixed clamping mechanism, 601 guide rod, 602 lower toothed plate, 603 upper toothed plate, 604 supporting frame, 605 connecting rod, 606 clamping plate, 607 driving motor, 608 rotating rod, 609 gear, 7 auxiliary mechanism, 701 fixing table, 702 fan, 703 air outlet pipe, 704 fixing block, 705 air guide box, 706 air jet head, 707 exhaust fan, 708 exhaust pipe, 709 exhaust hood, 710 supporting block, 711 air inlet pipe, 712 collecting box and 713 box door.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1, a full-automatic laser welding device for a sensor in this embodiment includes a working box 1, a hinge box door in the prior art is arranged on the right side of the working box 1, the hinge box door is convenient to open, welding slag is cleaned by the hinge box door, support plates 3 are fixed on the left and right sides of the top surface of the working box 1, top plates 4 are fixed on the top surfaces of the two support plates 3, a welding mechanism 5 is arranged on the working box 1, a fixing clamping mechanism 6 is arranged on the working box 1, and an auxiliary mechanism 7 is arranged on the working box 1.

Referring to fig. 2, in order to facilitate improvement of working efficiency and improvement of welding quality of workpieces, the auxiliary mechanism 7 includes a fixing table 701, the fixing table 701 is fixed on the front surface of the working box 1, a fan 702 is fixedly installed on the top surface of the fixing table 701, an air outlet pipe 703 is fixed at an output end of the fan 702, a fixing block 704 is fixed on an outer surface of the air outlet pipe 703, an air guide box 705 is fixed at one end of the air outlet pipe 703 far away from the fan 702, a plurality of air nozzles 706 are fixed at a back surface of the air guide box 705, the auxiliary mechanism 7 further includes an exhaust fan 707 fixedly installed at the back surface of the working box 1, an exhaust pipe 708 is fixed at an input end of the exhaust fan 707, an exhaust hood 709 is fixed at one end of the exhaust pipe 708 far away from the exhaust fan 707, a plurality of supporting blocks 710 are fixed at an outer surface of the exhaust pipe 708, an air inlet pipe 711 is fixed at an output end of the exhaust fan 707, the auxiliary mechanism 7 further includes a collecting box 712 fixed at the back surface of the bottom wall of the working box 1, and a box door 713 is arranged at the right side of the collecting box 712.

Wherein, the fixed block 704 is kept away from the one end of going out tuber pipe 703 and is fixed mutually with work box 1 for it is more stable to go out tuber pipe 703 at the in-process of air supply, and the one end that exhaust column 708 was kept away from to supporting shoe 710 is fixed mutually with work box 1, makes exhaust column 708 more stable at the in-process of clearance welding slag to provide holding power to exhaust column 708.

Meanwhile, the back of the working box 1 is provided with a through hole, the air inlet pipe 711 penetrates through the through hole and extends into the working box 1 and is fixed with the top surface of the collecting box 712, and welding slag is conveniently collected into the collecting box 712 through the air inlet pipe 711 in the welding slag cleaning process.

Referring to fig. 3-4, in order to facilitate fixing a workpiece and improve stability in a workpiece welding process, the fixing and clamping mechanism 6 includes two guide rods 601, the two guide rods 601 are respectively fixed between the left side and the right side of the inner wall of the working box 1, the outer surface of the bottom guide rod 601 is slidably connected with a lower toothed plate 602, the outer surface of the top guide rod 601 is slidably connected with an upper toothed plate 603, a supporting frame 604 is fixed on the right side of the top surface of the lower toothed plate 602, connecting rods 605 are fixed on the left side of the top surface of the upper toothed plate 603 and the top surface of the supporting frame 604, a clamping plate 606 is fixed on the top surface of the connecting rods 605, the fixing and clamping mechanism 6 further includes a driving motor 607 fixedly mounted on the front surface of the inner wall of the working box 1, a rotating rod 608 is fixed on an output shaft of the driving motor 607, and a gear 609 is fixed on the back surface of the rotating rod 608.

In addition, square holes are formed in the side faces of the lower toothed plate 602 and the upper toothed plate 603, the guide rods 601 are rectangular rods, the two guide rods 601 penetrate through the two square holes respectively and are in sliding connection with the two square holes, and the upper toothed plate 603 and the lower toothed plate 602 are prevented from rotating on the outer surface of the guide rods 601 and are kept horizontally in the left-right movement process.

It should be noted that, the top and the bottom of the gear 609 are respectively meshed with the upper toothed plate 603 and the lower toothed plate 602, so that the lower toothed plate 602 is driven to move relatively or reversely with the upper toothed plate 603 by the rotation of the gear 609, the support frame 604 is in a U shape, and the lower toothed plate 602 is not blocked by the top guide rod 601 in the process of moving left and right.

It can be appreciated that the top surface of the working box 1 is provided with a yielding hole, and the two connecting rods 605 penetrate through the yielding hole and extend to the top surface of the working box 1, and the two connecting rods 605 can drive the two clamping plates 606 to move relatively or reversely, so as to fix or release the workpiece.

Wherein, the opposite sides of the two clamping plates 606 are fixed with protection pads, so that the outer surface of the workpiece with too high hardness of the clamping plates 606 is prevented from being scratched, the quality of the workpiece is reduced, the two guide rods 601 are positioned in the same vertical plane, the upper toothed plate 603 and the lower toothed plate 602 can be positioned in the same vertical plane, and the gear 609 is convenient for driving the upper toothed plate 603 and the lower toothed plate 602 to move relatively or reversely.

Referring to fig. 5, in order to facilitate the full-automatic welding operation of the workpiece, the welding mechanism 5 includes a dual-axis linear module 501, which can move left and right and back, the dual-axis linear module 501 is fixedly installed on the bottom surface of the top plate 4, the output end of the dual-axis linear module 501 is fixed with a fixing plate 502, the left and right sides of the bottom surface of the fixing plate 502 are fixedly provided with electric cylinders 503, the two electric cylinders 503 are fixed with mounting plates 504, the bottom surface of the mounting plate 504 is fixedly provided with a laser welding device body 505, and the full-automatic welding operation of the laser welding device body 505 can be realized through the cooperation of the dual-axis linear module 501 and the electric cylinders 503, so that the welding efficiency and the welding quality are improved.

Finally, the base 2 is fixed at four corners of the bottom surface of the working box 1, and the laser welding device body 505 is located right above the working box 1, so that welding work on workpieces is facilitated.

The working principle of the embodiment is as follows: when the welding machine is used, a workpiece can be placed on the top surface of the working box 1, then the driving motor 607 drives the rotating rod 608 to rotate, the gear 609 further drives the lower toothed plate 602 and the upper toothed plate 603 to move to the opposite side, the lower toothed plate 602 and the upper toothed plate 603 can drive the two clamping plates 606 to move relatively together in the process of moving relatively, the two clamping plates 606 clamp and fix the workpiece, the double-shaft linear module 501 can drive the laser welding device body 505 to move left and right to adjust the welding position, finally the electric cylinder 503 drives the laser welding device body 505 to automatically weld the workpiece, if welding slag is generated in the welding process, the exhaust fan can be started to perform exhaust treatment through the exhaust fan 708, the welding slag is further sucked into the collecting box 712 through the exhaust hood 709, if the welding slag in the collecting box 712 is fully collected, the box door 713 can be opened to clean the welding slag, finally after the workpiece is welded, the welding slag is conveyed into the air guide pipe 705 through the air blower 702, and finally the air blower 706 is sprayed out, so that the workpiece is quickly cooled down, the workpiece is conveniently and the efficiency of the next workpiece is improved.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a full-automatic laser welding device of sensor, includes work box (1), its characterized in that: the welding device is characterized in that support plates (3) are fixed on the left side and the right side of the top surface of the working box (1), top plates (4) are fixed on the top surfaces of the two support plates (3), a welding mechanism (5) is arranged on the working box (1), a fixed clamping mechanism (6) is arranged on the working box (1), and an auxiliary mechanism (7) is arranged on the working box (1);

in addition, assist mechanism (7) include fixed station (701), the front at work box (1) is fixed to fixed station (701), fan (702) is fixed to the top surface of fixed station (701), the output of fan (702) is fixed with out tuber pipe (703), the surface fixation of out tuber pipe (703) has fixed block (704), the one end that fan (702) was kept away from to out tuber pipe (703) is fixed with wind guide case (705), the back of wind guide case (705) is fixed with a plurality of air-jet heads (706), assist mechanism (7) still include air exhauster (712) of fixed mounting at work box (1) back, the input of air exhauster (707) is fixed with exhaust column (708), the one end that air exhauster (708) kept away from air exhauster (707) is fixed with exhaust hood (709), the surface fixation of exhaust column (708) has a plurality of supporting shoe (710), the output of air exhauster (703) is fixed with air inlet tube (711), assist mechanism (7) still including fixing at the inner bottom (713) of work box (1) the collection box side, collection box (713) is equipped with.

2. The full-automatic laser welding device for a sensor according to claim 1, wherein: one end of the fixing block (704) far away from the air outlet pipe (703) is fixed with the working box (1), and one end of the supporting block (710) far away from the exhaust pipe (708) is fixed with the working box (1).

3. The full-automatic laser welding device for a sensor according to claim 1, wherein: the back of the working box (1) is provided with a through hole, and the air inlet pipe (711) penetrates through the through hole and extends to the inside of the working box (1) and is fixed with the top surface of the collecting box (712).

4. The full-automatic laser welding device for a sensor according to claim 1, wherein: fixed fixture (6) include two guide bars (601), two guide bars (601) are fixed respectively between the left and right sides of working box (1) inner wall, the bottom the surface sliding connection of guide bar (601) has lower pinion rack (602), the top the surface sliding connection of guide bar (601) has upper pinion rack (603), and the right side of lower pinion rack (602) top surface is fixed with support frame (604), the left side of upper pinion rack (603) top surface and the top surface of support frame 6 (04) all are fixed with connecting rod (605), the top surface of connecting rod (605) is fixed with grip block (606), fixed fixture (6) still include fixed mounting at positive driving motor (607) of working box (1) inner wall, the output shaft of driving motor (607) is fixed with dwang (608), the back of dwang (608) is fixed with gear (609).

5. The full-automatic laser welding device for sensors according to claim 4, wherein: square holes are formed in the side faces of the lower toothed plate (602) and the side faces of the upper toothed plate (603), the guide rods (601) are rectangular rods, and the two guide rods (601) penetrate through the two square holes respectively and are connected with the two square holes in a sliding mode.

6. The full-automatic laser welding device for sensors according to claim 4, wherein: the top and the bottom of gear (609) mesh with upper pinion rack (603) and lower pinion rack (602) respectively, support frame (604) are U font.

7. The full-automatic laser welding device for sensors according to claim 4, wherein: the top surface of work box (1) has seted up the hole of stepping down, two connecting rod (605) all run through the hole of stepping down and extend to the top surface of work box (1).

8. The full-automatic laser welding device for sensors according to claim 4, wherein: and the opposite sides of the two clamping plates (606) are respectively fixed with a protection pad, and the two guide rods (601) are positioned in the same vertical plane.

9. The full-automatic laser welding device for a sensor according to claim 1, wherein: welding mechanism (5) are including biax sharp module (501), biax sharp module (5) fixed mounting is in the bottom surface of roof (4), the output of biax sharp module (501) is fixed with fixed plate (502), the equal fixed mounting in left and right sides of fixed plate (502) bottom surface has electric cylinder (503), two electric cylinder (503) bottom mounting has mounting panel (504), the bottom surface fixed mounting of mounting panel (504) has laser welding device body (505).

10. The full-automatic laser welding device for sensors according to claim 9, wherein:

the four corners of the bottom surface of the working box (1) are respectively fixed with a base (2), and the laser welding device body (505) is positioned right above the working box (1).