CN113333952B

CN113333952B - Welding device for eliminating laser welding air holes

Info

Publication number: CN113333952B
Application number: CN202110896065.9A
Authority: CN
Inventors: 张�荣
Original assignee: Nantong Hailande Machinery Co ltd
Current assignee: Nantong Hailande Machinery Co ltd
Priority date: 2021-08-05
Filing date: 2021-08-05
Publication date: 2021-10-01
Anticipated expiration: 2041-08-05
Also published as: CN113333952A

Abstract

The invention relates to the field of laser welding devices, in particular to a welding device for eliminating laser welding air holes, which comprises a platform, a moving structure, a welding structure, an eliminating structure, a clamping structure and a jacking structure, wherein the platform is provided with a plurality of air holes; through the top installation moving structure at the platform, can realize laser welder's accurate steady movement, thereby increase welding quality, and cooperation welded structure's setting, not only can carry out the centre gripping with welder fixed, can also conveniently carry out welder's installation dismantlement, structure is eliminated in welded structure's one end installation, can also pass through welded structure's removal, realize the elimination effect to the welding bubble, thereby improve welding quality greatly, through the one end installation clamping structure at the platform, not only can carry out the centre gripping with treating welded panel and fix, thereby can effectively avoid panel the condition that the dislocation appears when the welding, can also guarantee that the butt joint of panel just in time is in under welder, so that weld the panel of different models.

Description

Welding device for eliminating laser welding air holes

Technical Field

The invention relates to the field of laser welding devices, in particular to a welding device for eliminating laser welding air holes.

Background

Laser welding is an efficient precision welding method using a laser beam with high energy density as a heat source. Laser welding is one of the important aspects of the application of laser material processing techniques. The 20 th century and the 70 th century are mainly used for welding thin-wall materials and low-speed welding, and the welding process belongs to a heat conduction type, namely, the surface of a workpiece is heated by laser radiation, the surface heat is diffused inwards through heat conduction, and the workpiece is melted to form a specific molten pool by controlling parameters such as the width, the energy, the peak power, the repetition frequency and the like of laser pulses. Due to the unique advantages, the welding method is successfully applied to the precise welding of micro and small parts.

However, in the laser welding process, the inside of a small hole in laser welding is in an unstable vibration state, the flow of the small hole and a molten pool is very violent, metal steam in the small hole is sprayed outwards to cause steam vortex at the opening of the small hole, protective gas (Ar) is drawn into the bottom of the small hole, the protective gas enters the molten pool in a bubble form along with the forward movement of the small hole, the solubility of the Ar is extremely low, and in addition, the cooling speed of the laser welding is very high, the bubbles cannot escape in time and are remained on a welding line to form air holes, so that the welding quality is greatly reduced.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a welding device for eliminating a laser welding air hole.

The technical scheme adopted by the invention for solving the technical problems is as follows: a welding device for eliminating laser welding air holes comprises a platform, a moving structure, a welding structure, an eliminating structure, a clamping structure and a jacking structure, wherein the moving structure capable of controlling a laser welding gun to perform uniform translation is arranged at the top end of the platform for supporting and installing other parts; the welding structure which can be conveniently mounted and dismounted on the laser welding gun is mounted at one end of the moving structure, and the eliminating structure capable of eliminating welding bubbles is arranged at one end of the moving structure; the interior installation on the top of platform can be with treating that the weldment carries out the centre gripping fixed so that improve welding quality the clamping structure the bottom of the panel of platform sets up can conveniently carry out the jack-up with the material of centre gripping through the mode of foot stepping on get the material the jack-up structure.

It is specific, the removal structure includes stand, crossbeam, lead screw, motor, guide rail, slider, mounting panel and thread bush the top of platform is that parallel relation is fixed two the stand is two the top of stand is fixed the crossbeam the inside of crossbeam is rotated and is set up the lead screw the one end installation of crossbeam the motor, the lead screw with the motor passes through the coupling joint the one end of crossbeam is parallel relation installation two the guide rail is two the outside of guide rail slides respectively and sets up two the slider is four the one end of slider is fixed the mounting panel the outside threaded connection of lead screw the thread bush, just the one end of thread bush with the mounting panel is connected.

Specifically, the welding structure includes a first fixing plate, a second fixing plate, a welding head, a pull ring, a moving block, a sliding rod, and a first spring, the first fixing plate is fixed to one end of the mounting plate, the sliding rod is fixed to the inside of the mounting plate, the moving block is slidably disposed outside the sliding rod, the first spring is clamped and fixed between the moving block and the mounting plate, the second fixing plate is fixed to one end of the moving block, and the pull ring is fixed to one end of the second fixing plate.

It is specific, eliminate the structure including arch, fixed cover, fixed block, light beam pen, guide bar, second spring, bracing piece and gyro wheel the one end of crossbeam is the fixed a plurality of arcs that are of linear relation the arch the one end of mounting panel is fixed cover the inside of fixed cover is fixed two in parallel relation the guide bar is two the outside of guide bar slides and sets up the fixed block with the centre gripping is fixed between the fixed cover the second spring the inside of fixed block is fixed the light beam pen the one end of fixed block is the vertical relation fixed the bracing piece, just the bracing piece runs through fixed cover and with fixed cover slides and sets up the one end of bracing piece is rotated and is set up the gyro wheel.

Specifically, the clamping structure comprises a first clamping plate, two fixing rods, a third spring, a rubber pad, a second clamping plate, a screw rod and a crank, wherein the two fixing rods are arranged at one end of the platform in a parallel sliding manner, one end of the two fixing rods is jointly fixed on the first clamping plate, the first clamping plate is arranged in the platform in a sliding manner, the third spring is clamped and fixed between the first clamping plate and the platform, the rubber pad is cemented at one end of the first clamping plate, which is far away from the fixing rods, the second clamping plate is arranged in the platform in a sliding manner, the second clamping plate is arranged in a parallel manner with the first clamping plate, the rubber pad is cemented at one end of the second clamping plate, the screw rod is arranged at one end of the second clamping plate in a rotating manner through a bearing, and the screw rod penetrates through the platform and is in threaded connection with the platform, and the crank is fixed at one end of the screw rod.

Specifically, the jack-up structure includes box, dwang, footboard, kicking plate, slide and fourth spring the bottom mounting of platform the box the inside of box slides and sets up the slide with the centre gripping is fixed between the box the fourth spring the top of slide is fixed the kicking plate, just the cross-section of kicking plate is T shape structure, the kicking plate with the platform slides and sets up the one end of box is rotated and is set up the dwang, just the one end of dwang with the slide is contradicted the other end of dwang is fixed the footboard.

The invention has the beneficial effects that:

(1) the welding device for eliminating the laser welding air hole can realize accurate and stable movement of a laser welding gun by installing the moving structure at the top end of the platform, thereby increasing the welding quality, can clamp and fix the welding gun and can also facilitate the installation and the disassembly of the welding gun by matching with the arrangement of the welding structure, can realize the elimination effect of welding air bubbles by installing the eliminating structure at one end of the welding structure and also can realize the elimination effect of the welding air bubbles by moving the welding structure, thereby greatly improving the welding quality, namely when plates need to be welded, a motor electrically connected with an external power supply can start to work, as a lead screw rotationally arranged in a cross beam is connected with an output shaft of the motor through a coupler, the lead screw can be driven to rotate when the motor works, and as a thread sleeve is connected with the external thread of the lead screw, the mounting plate connected with the threaded sleeve is arranged on one side of the cross beam in a sliding way through the guide rail and the sliding block, so that the mounting plate can be driven to move stably and accurately when the motor works, thereby greatly improving the welding quality, because the first fixing plate is fixed at one end of the mounting plate, the moving block is arranged in the mounting plate in a sliding way through the sliding rod, the first spring is clamped and fixed between the moving block and the mounting plate, the second fixing plate fixed at one end of the moving block can be automatically abutted and close to the first fixing plate under the action of the elastic force of the first spring, therefore, the two fixing plates can be pulled apart by pulling the pull ring, so that the welding head is placed in, thereby facilitating the installation and the disassembly of the welding head, being convenient for taking down for maintenance in the later period, the fixing sleeve is fixed at one end of the mounting plate, the fixing block is arranged in the fixing sleeve in a sliding way through the two guide rods, the two ends of the two guide rods are respectively sleeved with a second spring, a light beam pen is fixed in the fixed block, the support rod is fixed at one end of the fixed block in a vertical relation, a roller is rotatably arranged at one end of the support rod, when the fixed sleeve moves along with the mounting plate, the roller can continuously abut against a bulge arranged at one end of the cross beam in a linear relation, so that the light beam pen in the fixed block can continuously swing, due to the fact that the swing is added in welding, the reciprocating swing of the beam on the welding seam enables repeated remelting of partial welding seam on one hand, the stay time of liquid metal in a welding pool is prolonged, meanwhile, the deflection of the beam also increases the input heat in unit area, the depth-to-width ratio of the welding seam is reduced, bubbles can be favorably floated, the function of eliminating air holes is achieved, on the other hand, the swing of the beam causes small holes to swing along with the small holes, and the function of providing a stirring force for the welding pool can be achieved, the convection and the stirring of the welding pool are increased, and the effect of eliminating pores is facilitated.

(2) The welding device for eliminating the laser welding air hole can clamp and fix the plates to be welded by installing the clamping structure at one end of the platform, thereby effectively avoiding the dislocation of the plates during welding, ensuring that the butt joint position of the plates is just under a welding gun so as to weld the plates of different models, and being matched with the arrangement of the jacking structure, and also being capable of jacking and unloading the welded butt joint plates in a treading mode, thereby being convenient and labor-saving, namely, because two fixed rods are arranged in the platform in a parallel manner in a sliding manner, a first clamping plate is jointly fixed at one end of the two fixed rods, a third spring is clamped and fixed between the first clamping plate and the platform, and under the elastic force action of the third spring, the two butt joint plates can be preliminarily connected and fixed by matching with the arrangement of the second clamping plate, the crank is rotated outside, the screw rod can be driven to rotate, the screw rod and the second clamp plate are rotatably arranged, so that the second clamp plate can be close to one end of the first clamp plate by rotating the crank, two plates can be fixedly butted, the welding quality can be ensured by reversely rotating the crank after the plates are welded according to the types of different plates, the butt joint of the two plates is just right under a welding head, the plates can be conveniently fixed, the plates can be conveniently positioned, the welding quality can be ensured, the two clamp plates can not be butted and fixedly butted with the plates by reversely rotating the crank after the plates are welded, the operation is convenient and fast, when the welded plates need to be taken out, only the pedal needs to be treaded at the moment, the pedal is fixed with the rotating rod, therefore, when the pedal is treaded, the rotating rod can be driven to rotate, the dwang contradicts the slide, just can with slide jack-up, the slide shifts up and just can drive and be fixed in the flitch on slide top and go up, and the flitch just can carry out the jack-up with placing the welded plate on the platform to the work of unloading conveniently facilitates the use, and convenient and fast unloads.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a structural diagram illustrating an overall structure of a welding device for eliminating a laser welding blowhole according to a preferred embodiment of the present invention;

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

FIG. 3 is a schematic structural view of the welded structure shown in FIG. 1;

FIG. 4 is a schematic structural diagram of the cancellation structure shown in FIG. 1;

FIG. 5 is an enlarged view of the portion B shown in FIG. 1;

fig. 6 is a schematic view of a connection structure of the platform and the jacking structure shown in fig. 1.

In the figure: 1. platform, 2, moving structure, 21, upright column, 22, cross beam, 23, screw rod, 24, motor, 25, guide rail, 26, slide block, 27, mounting plate, 28, thread bushing, 3, welding structure, 31, first fixing plate, 32, second fixing plate, 33, welding head, 34, pull ring, 35, moving block, 36, slide rod, 37, first spring, 4, eliminating structure, 41, protrusion, 42, fixing sleeve, 43, fixing block, 44, light beam pen, 45, guide rod, 46, second spring, 47, support rod, 48, roller, 5, clamping structure, 51, first clamping plate, 52, fixing rod, 53, third spring, 54, rubber pad, 55, second clamping plate, 56, screw rod, 57, crank, 6, jacking structure, 61, box, 62, rotating rod, 63, pedal, 64, jacking plate, 65, sliding plate, 66, fourth spring.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1-6, the welding device for eliminating the laser welding blowhole according to the present invention includes a platform 1, a moving structure 2, a welding structure 3, an eliminating structure 4, a clamping structure 5, and a jacking structure 6, wherein the moving structure 2 capable of controlling a laser welding gun to perform uniform translation is installed at the top end of the platform 1 for supporting and installing other components; the welding structure 3 which can be conveniently mounted and dismounted on the laser welding gun is mounted at one end of the moving structure 2, and the eliminating structure 4 which can eliminate welding bubbles is arranged at one end of the moving structure 2; the interior installation on the top of platform 1 can be with treating that the weldment carries out the centre gripping fixed so that improve welding quality clamping structure 5 the bottom of the panel of platform 1 sets up can conveniently carry out the jack-up with the material of centre gripping through the mode of stepping on by the foot and get the material jack-up structure 6.

Specifically, the moving structure 2 includes a column 21, a beam 22, a screw rod 23, a motor 24, guide rails 25, sliders 26, a mounting plate 27 and a thread bushing 28, the top end of the platform 1 is parallel to fix two columns 21, the top end of the column 21 is fixed to the beam 22, the inside of the beam 22 is rotated to set the screw rod 23, one end of the beam 22 is installed to the motor 24, the screw rod 23 is connected to the motor 24 through a coupler, one end of the beam 22 is parallel to install two guide rails 25, two guide rails 25 are respectively arranged outside the slide blocks 26, four of the slide blocks 26 are fixed to one end of the mounting plate 27, the outer thread of the screw rod 23 is connected to the thread bushing 28, one end of the thread bushing 28 is connected to the mounting plate 27, when the plate is required to be welded, with external power source electric connection motor 24 will begin work, owing to rotate set up in inside crossbeam 22 lead screw 23 pass through the shaft coupling with motor 24's output shaft is connected, consequently motor 24 during operation can drive lead screw 23 rotates, owing to the outside threaded connection of lead screw 23 thread bush 28, with thread bush 28 is connected mounting panel 27 passes through guide rail 25 with slider 26 slides set up in one side of crossbeam 22, consequently motor 24 carries out the during operation, can drive mounting panel 27 carries out accurate even movement to welding quality can be improved greatly.

Specifically, the welded structure 3 includes a first fixed plate 31, a second fixed plate 32, a welding head 33, a pull ring 34, a moving block 35, a slide bar 36, and a first spring 37, the first fixed plate 31 is fixed to one end of the mounting plate 27, the slide bar 36 is fixed to the inside of the mounting plate 27, the moving block 35 is slidably provided on the outside of the slide bar 36, the first spring 37 is held and fixed between the moving block 35 and the mounting plate 27, the second fixed plate 32 is fixed to one end of the moving block 35, the pull ring 34 is fixed to one end of the second fixed plate 32, the first fixed plate 31 is fixed to one end of the mounting plate 27, the moving block 35 is slidably provided to the inside of the mounting plate 27 via the slide bar 36, and the first spring 37 is held and fixed between the moving block 35 and the mounting plate 27, under the elastic force of the first spring 37, the second fixing plate 32 fixed at one end of the moving block 35 can automatically abut against and approach the first fixing plate 31, so that the two fixing plates can be pulled apart by pulling the pull ring 34, so as to conveniently place the welding head 33, and thus, the welding head 33 can be conveniently mounted and dismounted, and can be conveniently taken down for maintenance at a later stage.

Specifically, the elimination structure 4 includes a protrusion 41, a fixing sleeve 42, a fixing block 43, a light beam pen 44, a guide rod 45, a second spring 46, a support rod 47 and a roller 48, one end of the cross beam 22 is linearly fixed with a plurality of arc-shaped protrusions 41, one end of the mounting plate 27 is fixed with the fixing sleeve 42, the inside of the fixing sleeve 42 is parallel with two fixed guide rods 45, the outside of the two guide rods 45 is slidably provided with the fixing block 43, the fixing block 43 is fixedly clamped between the fixing block 43 and the fixing sleeve 42 with the second spring 46, the inside of the fixing block 43 is fixed with the light beam pen 44, one end of the fixing block 43 is vertically fixed with the support rod 47, and the support rod 47 penetrates through the fixing sleeve 42 and is slidably provided with the fixing sleeve 42, one end of the support rod 47 is rotatably provided with the roller 48, the one end of mounting panel 27 is fixed cover 42 the inside of fixed cover 42 is through two guide bar 45 slides and sets up fixed block 43, two the both ends of guide bar 45 are overlapped respectively and are equipped with one second spring 46 the inside of fixed block 43 is fixed beam pen 44 the one end of fixed block 43 is the vertical relation fixed bracing piece 47 the one end of bracing piece 47 is rotated and is set up gyro wheel 48 fixed cover 42 follows when mounting panel 27 moves, gyro wheel 48 will continuously contradict and be located in linear relation the arch 41 of crossbeam 22 one end, thereby make the inside beam pen 44 of fixed block 43 carries out continuous swing, because add the swing in the welding, the reciprocal swing of beam butt weld makes partial weld take place to resmelt repeatedly on the one hand, has prolonged the time that welding molten bath liquid metal stops, meanwhile, the deflection of the beam increases the input heat per unit area, reduces the depth-to-width ratio of a welding seam, is beneficial to the floating of bubbles, and thus plays a role in eliminating air holes.

Specifically, the clamping structure 5 includes a first clamping plate 51, two fixing rods 52, a third spring 53, a rubber pad 54, a second clamping plate 55, a screw 56 and a crank 57, wherein two fixing rods 52 are slidably disposed at one end of the platform 1 in parallel, the first clamping plate 51 is jointly fixed at one ends of the two fixing rods 52, the first clamping plate 51 is slidably disposed inside the platform 1, the third spring 53 is clamped and fixed between the first clamping plate 51 and the platform 1, the rubber pad 54 is glued at one end of the first clamping plate 51 away from the fixing rods 52, the second clamping plate 55 is further slidably disposed inside the platform 1, the second clamping plate 55 is in parallel with the first clamping plate 51, the rubber pad 54 is glued at one end of the second clamping plate 55 close to the first clamping plate 51, the screw 56 is rotatably disposed at one end of the second clamping plate 55 through a bearing, the screw 56 penetrates through the platform 1 and is in threaded connection with the platform 1, the crank 57 is fixed at one end of the screw 56, the two fixing rods 52 are slidably arranged in the platform 1 in a parallel relationship, the first clamping plate 51 is fixed at one end of the two fixing rods 52 together, the third spring 53 is clamped and fixed between the first clamping plate 51 and the platform 1, under the elastic force of the third spring 53, the two butted plates can be preliminarily connected and fixed by matching with the arrangement of the second clamping plate 55, the screw 56 can be driven to rotate by externally rotating the crank 57, and the screw 56 and the second clamping plate 55 are rotatably arranged, so that the second clamping plate 55 can approach one end of the first clamping plate 51 by rotating the crank 57, and the two plates can be butted and fixed, and through the elasticity effect of third spring 53, can be according to the model of different panel, make the butt joint department of two panels just in time be in under soldered connection 33 to both conveniently carry out the fixed of panel, can also conveniently carry out the location of panel, thereby guarantee welding quality, after finishing with panel welding, can be through the contra-rotation crank 57, make two splint no longer to butt joint panel conflict fixed can convenient and fast.

Specifically, jack-up structure 6 includes box 61, dwang 62, footboard 63, liftout plate 64, slide 65 and fourth spring 66 the bottom mounting of platform 1 the box 61 the inside of box 61 slides and sets up slide 65 with the centre gripping is fixed between the box 61 fourth spring 66 the top of slide 65 is fixed liftout plate 64, just the cross-section of liftout plate 64 is T shape structure, liftout plate 64 with platform 1 slides and sets up the one end of box 61 is rotated and is set up dwang 62, just the one end of dwang 62 with slide 65 contradicts the other end of dwang 62 is fixed footboard 63, when needs take out the panel that the welding finishes, only need to trample this moment footboard 63 can, because footboard 63 with dwang 62 is fixed, consequently, trampling during footboard 63, can drive dwang 62 rotates, dwang 62 is contradicted slide 65, just can with slide 65 jack-up, slide 65 shifts up just can drive to be fixed in slide 65 top slide 64 is gone up to the kicking plate 64, the kicking plate 64 just can with place in the welded plate on platform 1 carries out the jack-up to conveniently unload work, facilitate the use, the convenient and fast of unloading.

When the invention is used, when the welding of the plate material is needed, the motor 24 electrically connected with the external power supply starts to work, because the screw rod 23 rotatably arranged inside the cross beam 22 is connected with the output shaft of the motor 24 through the coupling, the motor 24 can drive the screw rod 23 to rotate when working, because the thread bushing 28 is connected with the external thread of the screw rod 23, the mounting plate 27 connected with the thread bushing 28 is arranged on one side of the cross beam 22 through the guide rail 25 and the slide block 26 in a sliding way, the mounting plate 27 can be driven to accurately and smoothly move when the motor 24 works, thereby greatly improving the welding quality, because the first fixing plate 31 is fixed at one end of the mounting plate 27, the moving block 35 is arranged inside the mounting plate 27 through the slide rod 36 in a sliding way, the first spring 37 is clamped and fixed between the moving block 35 and the mounting plate 27, under the action of the elastic force of the first spring 37, the second fixing plate 32 fixed at one end of the moving block 35 can automatically abut against and approach the first fixing plate 31, so that the two fixing plates can be pulled apart by pulling the pull ring 34 to put the welding head 33 in, thereby facilitating the installation and disassembly of the welding head 33 for later maintenance, the fixing sleeve 42 is fixed at one end of the mounting plate 27, the fixing blocks 43 are slidably arranged in the fixing sleeve 42 through the two guide rods 45, the two ends of the two guide rods 45 are respectively sleeved with one second spring 46, the light beam pen 44 is fixed in the fixing block 43, and the support rod 47 is fixed at one end of the fixing block 43 in a vertical relation, the one end of bracing piece 47 is rotated and is set up gyro wheel 48 fixed cover 42 is followed when mounting panel 27 removes, gyro wheel 48 will be contradicted constantly and is located in linear relation crossbeam 22 one end protruding 41, thereby make inside fixed block 43 light beam pen 44 carries out continuous swing, because add the swing in the welding, the reciprocal swing of beam to welding seam makes partial welding seam take place to resmelting repeatedly on the one hand, has prolonged the time that welding bath liquid metal stops, simultaneously, the deflection of beam has also increased the unit area input heat, has reduced the aspect ratio of welding seam, is favorable to the emergence of bubble, thereby plays the effect of eliminating the gas pocket, and on the other hand the swing of beam leads to the aperture to swing along with it, can play the effect of providing a stirring power to the welding bath again, has increaseed the convection current and the stirring of welding bath, plays favourable effect to eliminating the gas pocket, because the two fixing rods 52 are slidably arranged in the platform 1 in a parallel relationship, the first clamping plate 51 is fixed at one end of the two fixing rods 52 together, the third spring 53 is clamped and fixed between the first clamping plate 51 and the platform 1, and the two butted plates can be preliminarily connected and fixed by matching with the arrangement of the second clamping plate 55 under the elastic force action of the third spring 53, the crank 57 is rotated outside to drive the screw 56 to rotate, and because the screw 56 and the second clamping plate 55 are rotatably arranged, the second clamping plate 55 can be moved close to one end of the first clamping plate 51 by rotating the crank 57, so that the two plates can be butted and fixed, and the butted position of the two plates can be just under the welding head 33 according to the types of the different plates by the elastic force action of the third spring 53, therefore, the fixing of the plates can be conveniently carried out, the positioning of the plates can also be conveniently carried out, the welding quality is ensured, after the plates are welded, the two clamping plates can not be abutted and fixed any more by reversely rotating the crank 57, the welding device is convenient and quick, when the welded plates need to be taken out, only the pedal 63 needs to be trampled, as the pedal 63 is fixed with the rotating rod 62, the rotating rod 62 can be driven to rotate when the pedal 63 is trampled, the rotating rod 62 is abutted against the sliding plate 65, the sliding plate 65 can be jacked up, the sliding plate 65 can be moved upwards to drive the jacking plate 64 fixed at the top end of the sliding plate 65 to slide upwards, the jacking plate 64 can jack up the welding plates placed on the platform 1, the unloading work is convenient, and the use is convenient, the unloading is convenient and fast.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an eliminate welding set of laser welding gas pocket which characterized in that: the device comprises a platform (1), a moving structure (2), a welding structure (3), an eliminating structure (4), a clamping structure (5) and a jacking structure (6), wherein the moving structure (2) capable of controlling a laser welding gun to perform uniform translation is arranged at the top end of the platform (1) for supporting and mounting other parts; the welding structure (3) which can be conveniently mounted and dismounted on the laser welding gun is mounted at one end of the moving structure (2), and the eliminating structure (4) which can eliminate welding bubbles is arranged at one end of the moving structure (2); the clamping structure (5) capable of clamping and fixing the to-be-welded part so as to improve welding quality is arranged inside the top end of the platform (1), and the jacking structure (6) capable of jacking and taking the clamped material conveniently in a foot stepping mode is arranged at the bottom end of the panel of the platform (1);

the movable structure (2) comprises upright columns (21), cross beams (22), screw rods (23), motors (24), guide rails (25), sliders (26), mounting plates (27) and thread sleeves (28), the tops of the platforms (1) are fixed by two parallel relations, the tops of the upright columns (21) are fixed by the cross beams (22), the screw rods (23) are rotatably arranged in the cross beams (22), the motors (24) are mounted at one ends of the cross beams (22), the screw rods (23) are connected with the motors (24) through couplers, one ends of the cross beams (22) are provided with two parallel relations, the guide rails (25) are arranged at two ends of the guide rails (25) in a sliding mode respectively, the sliders (26) are arranged at four ends of the sliders (26) are fixed by the mounting plates (27), the threaded sleeve (28) is connected with the outer part of the screw rod (23) in a threaded mode, and one end of the threaded sleeve (28) is connected with the mounting plate (27);

the welding structure (3) comprises a first fixing plate (31), a second fixing plate (32), a welding head (33), a pull ring (34), a moving block (35), a sliding rod (36) and a first spring (37), wherein the first fixing plate (31) is fixed at one end of the mounting plate (27), the sliding rod (36) is fixed inside the mounting plate (27), the moving block (35) is arranged outside the sliding rod (36) in a sliding manner, the first spring (37) is clamped and fixed between the moving block (35) and the mounting plate (27), the second fixing plate (32) is fixed at one end of the moving block (35), and the pull ring (34) is fixed at one end of the second fixing plate (32);

eliminate structure (4) including arch (41), fixed cover (42), fixed block (43), light beam pen (44), guide bar (45), second spring (46), bracing piece (47) and gyro wheel (48) the one end of crossbeam (22) is the fixed a plurality of arc that are of linear relation protruding (41) the one end of mounting panel (27) is fixed cover (42) the inside of fixed cover (42) is fixed two in parallel relation guide bar (45) two the outside slip setting of guide bar (45) fixed block (43) with the centre gripping is fixed between fixed cover (42) second spring (46) the inside of fixed block (43) is fixed light beam pen (44) the one end of fixed block (43) is the vertical relation and fixes bracing piece (47), and the support rod (47) penetrates through the fixed sleeve (42) and is arranged in a sliding manner with the fixed sleeve (42), and one end of the support rod (47) is rotatably provided with the roller (48).

2. The welding device for eliminating the blowholes in the laser welding according to claim 1, wherein: the clamping structure (5) comprises a first clamping plate (51), fixing rods (52), a third spring (53), a rubber pad (54), a second clamping plate (55) and a screw (56), wherein the two fixing rods (52) are arranged at one end of the platform (1) in a parallel sliding manner, the first clamping plate (51) is jointly fixed at one end of the two fixing rods (52), the first clamping plate (51) is arranged in the platform (1) in a sliding manner, the third spring (53) is clamped and fixed between the first clamping plate (51) and the platform (1), the rubber pad (54) is cemented at one end of the first clamping plate (51) deviating from the fixing rods (52), the second clamping plate (55) is arranged in the platform (1) in a sliding manner, and the second clamping plate (55) and the first clamping plate (51) are in a parallel relationship, the rubber pad (54) is glued at one end, close to the first clamping plate (51), of the second clamping plate (55), the screw rod (56) is rotatably arranged at one end of the second clamping plate (55) through a bearing, and the screw rod (56) penetrates through the platform (1) and is in threaded connection with the platform (1).

3. The welding device for eliminating the blowholes in the laser welding according to claim 2, wherein: the clamping structure (5) further comprises a crank (57), and the crank (57) is fixed at one end of the screw (56).

4. A welding device for eliminating blowholes in laser welding according to claim 3, wherein: the jacking structure (6) comprises a box body (61), a rotating rod (62), a pedal (63), a jacking plate (64), a sliding plate (65) and a fourth spring (66), the box body (61) is fixed at the bottom end of the platform (1), the sliding plate (65) is arranged in the box body (61) in a sliding way, the fourth spring (66) is clamped and fixed between the sliding plate (65) and the box body (61), the ejector plate (64) is fixed at the top end of the sliding plate (65), the section of the ejector plate (64) is of a T-shaped structure, the ejector plate (64) and the platform (1) are arranged in a sliding manner, the one end of box (61) is rotated and is set up dwang (62), just the one end of dwang (62) with slide (65) are contradicted the other end of dwang (62) is fixed footboard (63).