CN220659561U - Automatic laser welding device - Google Patents

Abstract

The utility model belongs to the technical field of laser welding, and particularly relates to an automatic laser welding device. It comprises the following steps: the conveying mechanism is used for conveying the welding jig loaded with the workpiece to be welded; the tin-plating mechanism is arranged corresponding to the transmission mechanism and can be close to or far away from the transmission mechanism; the laser welding mechanism is arranged corresponding to the transmission mechanism and is adjacent to the tin-plating mechanism, and the laser welding mechanism can be close to or far away from the transmission mechanism; the visual identification mechanism is positioned above the transmission mechanism and used for collecting the position information of the workpiece to be welded, the laser welding mechanism performs tin spot on the workpiece to be welded according to the position information, and the laser welding mechanism performs laser welding on the workpiece to be welded after tin spot welding according to the position information. The utility model can overcome the defect that the radar aluminum shell is not easy to weld, and can overcome the defect that the radar aluminum shell generally needs manual welding and has lower welding efficiency; the utility model improves the welding efficiency and the welding quality.

Description

Automatic laser welding device

Technical Field

The utility model belongs to the technical field of laser welding, and particularly relates to an automatic laser welding device.

Background

The function of an ultrasonic transducer is to convert the input electrical power into mechanical power (i.e., ultrasonic waves) and transmit the mechanical power out, while consuming a small portion of the power itself. The transducer consists of a shell, a matching layer, a piezoelectric ceramic disc transducer, a back lining, a lead-out cable and a Cymbal array receiver. The piezoelectric ceramic disc transducer is made of PZT-5 piezoelectric material polarized in the thickness direction, and the Cymbal array receiver consists of 8-16 Cymbal transducers, two metal rings and a rubber gasket. The ultrasonic transducer can be used for a reversing radar, and the ultrasonic transducer commonly used on the reversing radar mostly adopts an aluminum shell, and the aluminum shell has the characteristics of easy processing and lower cost; and the resonance frequency is lower under the same size; the aluminum shell has the defects of difficult welding wire, generally manual welding, and lower welding efficiency. For example, one end of a copper electrode is usually held by hand, the other end of the copper electrode is abutted to an aluminum shell, then the copper electrode and the aluminum shell are welded by a welding gun, and the copper electrode and the aluminum shell are connected by soldering tin; the welding mode is low in efficiency.

Disclosure of Invention

Aiming at the defects of difficult welding wire, generally needing manual welding and low welding efficiency in the prior art, the utility model provides an automatic laser welding device.

The present utility model provides an automatic laser welding apparatus, comprising:

the conveying mechanism is used for conveying the welding jig loaded with the workpiece to be welded;

the tin-plating mechanism is arranged corresponding to the transmission mechanism and can be close to or far away from the transmission mechanism;

the laser welding mechanism is arranged corresponding to the transmission mechanism and is adjacent to the tin spot-welding mechanism, and the laser welding mechanism can be close to or far away from the transmission mechanism;

the visual identification mechanism is positioned above the transmission mechanism and is used for collecting the position information of the workpiece to be welded; the laser welding mechanism performs tin spot welding on the workpiece to be welded according to the position information; and the laser welding mechanism performs laser welding on the workpiece to be welded after tin is dispensed according to the position information.

According to the automatic laser welding device provided by the utility model, the visual recognition mechanism is used for collecting the position information of the workpieces to be welded, the welding jig loaded with the workpieces to be welded is conveyed to the tin-plating mechanism through the conveying mechanism, and the tin-plating mechanism is used for plating tin on the workpieces to be welded according to the position information, so that the pre-welding among the workpieces to be welded is realized, and the workpieces to be welded are relatively fixed; the welding jig is conveyed to the laser welding mechanism through the conveying mechanism, the laser welding mechanism carries out laser welding on the workpiece to be welded after tin is carried out according to the position information, so that the welding positions of the workpiece to be welded are completely fused together, for example, a welding wire and a radar aluminum shell can be completely fused together at the welding positions, and the welding positions among the welding parts are firmer. The welding parts are completely fused together through spot tin pre-welding and then laser welding, so that the defect that the radar aluminum shell is not easy to weld wires can be overcome, and the defect that the radar aluminum shell generally needs manual welding and has lower welding efficiency can be overcome; the utility model improves the welding efficiency and the welding quality.

Preferably, the automatic laser welding device further comprises a machine base and at least two first sliding rails; the two first sliding rails are arranged on the machine base at intervals along a first direction and are respectively connected with the tin spot welding mechanism and the laser welding mechanism in a sliding manner; the transmission mechanisms are arranged at intervals along the second direction, and the transmission mechanisms are positioned below the first sliding rail; the tin-plating mechanism can move to the upper part of each transmission mechanism along the first sliding rail and comprises a tin-plating device and a tin-plating driving piece, the tin-plating device is used for plating tin on workpieces to be welded on each transmission mechanism, and the tin-plating driving piece is used for driving the tin-plating device to be close to or far away from the transmission mechanism; the laser welding mechanism can move to the upper part of each transmission mechanism along the first sliding rail, the laser welding mechanism comprises a laser welder and a welding driving piece, the laser welder performs laser welding on workpieces to be welded on each transmission mechanism, and the welding driving piece is used for driving the tin spot welder to be close to or far away from the transmission mechanism.

Preferably, the automatic laser welding device further comprises a frame, wherein the frame is erected on the machine base, and the two first sliding rails are respectively arranged on the frame in parallel; the two transmission mechanisms are located below the frame, are arranged in parallel and are perpendicular to the first sliding rail.

Preferably, the automatic laser welding device further comprises a control mechanism which is respectively connected with the tin spot welding mechanism, the laser welding mechanism and the visual recognition mechanism in a signal manner, wherein the control mechanism is used for receiving the position information transmitted by the visual recognition machine and controlling the tin spot welding of the tin spot welding mechanism and the laser welding of the laser welding mechanism according to the position information.

Preferably, the control mechanism further comprises a controller and a plurality of control buttons, wherein the control buttons are in signal connection with the controller and are used for controlling the starting and the stopping of the transmission mechanism.

Preferably, the transmission mechanism comprises a carrier, a second sliding rail, a driving screw and a driving motor; the second sliding rail is arranged in an extending mode along a second direction and is in sliding connection with the carrying platform; the driving screw rod is arranged in the second sliding rail in an extending mode along the second direction, one end of the driving screw rod is connected with the driving motor, and the other end of the driving screw rod penetrates through the carrying platform and is in threaded connection with the carrying platform; when the driving motor rotates, the driving screw is used for driving the carrying platform to move along the second direction, and the carrying platform is detachably connected with the welding jig.

Preferably, the welding jig includes:

the welding base is provided with a welding installation part which is used for detachably installing a welding piece;

the clamping mechanism comprises a first clamping mechanism and a second clamping mechanism, the first clamping mechanism and the second clamping mechanism are arranged on the welding base, and the first clamping mechanism and the second clamping mechanism are respectively positioned at two sides of the welding installation part;

the moving mechanism is respectively connected with the first clamping mechanism and the second clamping mechanism and is used for driving the first clamping mechanism and the second clamping mechanism to be close to or far away from the welding installation part; when the first clamping mechanism is close to the welding installation part, the first electrode welding piece can be moved to the welding piece and matched with the welding piece; when the second clamping mechanism is close to the welding installation part, the second electrode welding piece can be moved to the welding piece and matched with the welding piece;

the first clamping mechanism and the second clamping mechanism are respectively provided with a clamping state or a releasing state, when the first clamping mechanism and the second clamping mechanism are in the clamping state, the first clamping mechanism and the second clamping mechanism are respectively used for clamping the first electrode welding piece and the second electrode welding piece, and the moving mechanism can drive the first electrode welding piece and the second electrode welding piece to move; when the two are in a release state, the moving mechanism can drive the first clamping mechanism and the second clamping mechanism to separate from the first electrode welding piece and the second electrode welding piece respectively.

Preferably, the first clamping mechanism and the second clamping mechanism each comprise a clamping driving device, a first clamping piece and a second clamping piece; the first clamping piece and the second clamping piece are matched with each other and used for clamping the first electrode welding piece or the second electrode welding piece, the clamping driving device is at least connected with one of the first clamping piece and the second clamping piece, and the clamping driving device enables the first clamping piece and the second clamping piece to be close to or far away from each other; the first clamping piece and the second clamping piece are close to or far away from each other and have clamping states or release states.

Preferably, the first clamping mechanism and the second clamping mechanism are arranged at intervals along the first direction of the welding base, and a plurality of groups of first clamping pieces and second clamping pieces which can be matched with each other are arranged at intervals along the first direction; the welding installation parts are positioned between the first clamping mechanism and the second clamping mechanism, the number of the welding installation parts is multiple, the welding installation parts are weldment positioning grooves for installing weldments, the weldment positioning grooves are concave downwards along the upper surface of the welding base, and the weldment positioning grooves are arranged at intervals along the first direction; each weldment positioning groove is correspondingly provided with a group of first clamping pieces and second clamping pieces of the first clamping mechanism, and a group of first clamping pieces and second clamping pieces of the second clamping mechanism.

Preferably, both the first clamping mechanism and the second clamping mechanism are provided with a clamping driving device and a driving connecting piece, the driving connecting piece is arranged along a first direction, the first clamping piece is sequentially connected to the driving connecting piece along the first direction, the driving connecting piece and the clamping driving device move along the first direction under the driving of the clamping driving device, and the driving connecting piece drives the first clamping piece to be close to or far away from the second clamping piece.

Drawings

The foregoing and other objects, features and advantages of the utility model will be apparent from the following more particular description of preferred embodiments of the utility model, as illustrated in the accompanying drawings. Like reference numerals refer to like parts throughout the drawings, and the drawings are not intentionally drawn to scale on actual size or the like, with emphasis on illustrating the principles of the utility model.

Fig. 1 is a schematic structural diagram of an automatic laser welding apparatus according to an embodiment;

FIG. 2 is a schematic view of another view angle structure of an automatic laser welding apparatus according to an embodiment;

FIG. 3 is a top view of an automated laser welding apparatus according to an embodiment;

FIG. 4 is a front view of an automated laser welding apparatus provided in an embodiment;

FIG. 5 is an enlarged view of part of A in FIG. 4;

fig. 6 is a schematic structural diagram of a welding fixture and a carrier according to an embodiment;

fig. 7 is a schematic diagram of a part of a welding jig according to an embodiment;

fig. 8 is a schematic structural diagram of the first clamping member, the alignment connecting member and the rotating connecting rod according to the embodiment;

fig. 9 is a schematic structural view of a clamping mechanism provided in an embodiment in a clamped state;

FIG. 10 is a schematic view of a structure of a clamping mechanism in a released state according to an embodiment;

fig. 11 is a schematic structural view of a workpiece to be welded according to an embodiment.

The attached drawings are identified:

welding jig 1000, first clamping mechanism 110a, second clamping mechanism 110b, clamping driving device 1100, driving connecting piece 1101, first clamping piece 1102, second clamping piece 1103, alignment connecting piece 1104, clamping through hole 1105, fixed connection base 1106, telescopic rod 1107; the first moving mechanism 120a, the second moving mechanism 120b, the rotating device 1200, the rotating connecting rod 1201 and the shaft sleeve 1203; workpiece 1300 to be welded, first electrode weldment 1301, second electrode weldment 1302, weldment 1303; weld base 1500, weld mount 1501, locating holes 1502, weldment baffles 1503; f is the moving direction of the first clamping piece, which is parallel to the first direction;

The device comprises a base 2000, an overcap 2001, a frame 2003 and a first sliding rail 2004;

the conveying mechanism 3000, a second sliding rail 3001, an upper sliding rail 3002, a lower sliding rail 3003, a carrying platform 3004, positioning pins 3005, a second sliding block 3006, a driving screw 3007, a driving motor 3008 and a limiting sliding block 3009;

a tin dispensing mechanism 4000, a tin dispenser 4001, and a tin dispensing driver 4002;

a laser welding mechanism 5000, a laser welder 5001, and a welding driver 5002;

a control mechanism 6000, a controller 6001, and a control button 6002;

visual recognition mechanism 7000.

Detailed Description

In order that the utility model may be understood more fully, the utility model will be described with reference to the accompanying drawings.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to and integrated with the other element or intervening elements may also be present. The terms "mounted," "one end," "the other end," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art. The terminology used in the description herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-11, the present utility model provides an automatic laser welding apparatus, which includes:

a transfer mechanism 3000 for transferring the welding jig 1000 loaded with the workpiece 1300 to be welded;

the tin-plating mechanism 4000 is arranged corresponding to the transmission mechanism 3000, and the tin-plating mechanism 4000 can be close to or far from the transmission mechanism 3000;

the laser welding mechanism 5000 is arranged corresponding to the transmission mechanism 3000 and adjacent to the tin spot-welding mechanism 4000, and the laser welding mechanism 5000 can be close to or far from the transmission mechanism 3000;

the visual recognition mechanism 7000 is located above the transmission mechanism 3000 and is used for collecting the position information of the workpiece 1300 to be welded; the laser welding mechanism 5000 performs tin plating on the workpiece 1300 to be welded according to the position information; the laser welding mechanism 5000 performs laser welding on the work piece 1300 to be welded after tin-dispensing according to the positional information.

The automatic laser welding device provided by the utility model collects the position information of the workpiece 1300 to be welded through the visual recognition mechanism 7000, wherein the position information can refer to the position of the workpiece 1300 to be welded, which is required to be spot welded and welded. The welding jig 1000 loaded with the workpieces 1300 to be welded is conveyed to the tin-plating mechanism 4000 through the conveying mechanism 3000, the tin-plating mechanism 4000 carries out tin plating on the workpieces 1300 to be welded according to the position information, and pre-welding among the workpieces 1300 to be welded is achieved, so that the workpieces 1300 to be welded are relatively fixed; the welding jig 1000 is conveyed to the laser welding mechanism 5000 through the conveying mechanism 3000, the laser welding mechanism 5000 performs laser welding on the workpiece 1300 to be welded after tin is dispensed according to the position information, so that the workpiece 1300 to be welded, tin paste of the tin and a welding position are completely fused together, for example, a welding wire and a radar aluminum shell can be completely fused together at the welding position, and the welding position between welding parts is firmer. The welding parts are completely fused together through spot tin pre-welding and then laser welding, so that the defects of a radar aluminum shell and two welding wires which are not easy to weld are overcome, and the defect that the radar aluminum shell generally needs manual welding and has lower welding efficiency is overcome; the utility model improves the welding efficiency and the welding quality.

Referring to fig. 11, in a preferred embodiment, a work piece 1300 to be welded is finally weldable to form a radar aluminum case, the work piece 1300 to be welded including a first electrode weldment 1301, a second electrode weldment 1302, and a weldment 1303; first electrode weldment 1301 and second electrode weldment 1302 are positive and negative copper electrodes and weldment 1303 is an aluminum can. The welding parts are completely fused together through spot tin pre-welding and then laser welding, so that the first electrode welding part 1301 and the second electrode welding part 1302 can be prevented from being held manually, and then welding is performed by a welding gun; in addition, in the prior art, tin is directly dripped at the welding position of the copper electrode and the aluminum shell, and the welding position of the copper electrode and the aluminum shell is not molten during welding, so that the welding quality is poor.

Referring to fig. 1, 3 and 4, in a preferred embodiment, the automatic laser welding apparatus further includes a stand 2000 and at least two first slide rails 2004; the two first sliding rails 2004 are arranged on the stand 2000 at intervals along the first direction, and the two first sliding rails 2004 are respectively connected with the tin-plating mechanism 4000 and the laser welding mechanism 5000 in a sliding manner; at least two transmission mechanisms 3000, the transmission mechanisms 3000 are arranged at intervals along the second direction, and the transmission mechanisms 3000 are positioned below the first sliding rail 2004; the tin-plating mechanism 4000 can move to the upper part of each conveying mechanism 3000 along the first slide rail 2004, the tin-plating mechanism 4000 comprises a tin-plating device 4001 and a tin-plating driving piece 4002, the tin-plating device 4001 is used for plating tin on the workpieces 1300 to be welded on each conveying mechanism 3000, and the tin-plating driving piece 4002 is used for driving the tin-plating device 4001 to approach or separate from the conveying mechanism 3000; the spot tin driver 4002 is movable along the first slide rail 2004 to above each of the conveying mechanisms 3000, the laser welding mechanism 5000 includes a laser welder 5001 and a welding driver 5002, the laser welder 5001 performs laser welding on the workpieces 1300 to be welded on each of the conveying mechanisms 3000, and the welding driver 5002 is used for driving the spot tin welder 4001 to approach or separate from the conveying mechanism 3000.

When in use, taking two transmission mechanisms 3000, one tin-plating mechanism 4000 and one tin-plating mechanism 4000 as an example to realize double-station positioning, tin-plating and laser welding operation, the welding jig 1000 at the left station is placed on the carrying platform 3004 of the left transmission mechanism, the carrying platform 3004 drives the welding jig 1000 to move back and forth along the second sliding rail 3001 at the left side, the visual recognition mechanism 7000 collects the position information of the workpiece 1300 to be welded and transmits the position information to the tin-plating mechanism 4000 and the laser welding mechanism 5000, when the carrying platform 3004 moves to the position below the first sliding rail 2004 where the tin-plating mechanism 4000 is located, the tin-plating mechanism 4000 can move left and right along the first sliding rail 2004 and align the welding jig 1000 on the carrying platform 3004, after the alignment, the tin-plating mechanism 4000 can also move up and down to be close to the carrying platform 3004, and the tin-plating mechanism 4000 carries out tin-plating on the workpiece 1300 according to the position information. After the tin is dispensed, the carrying platform 3004 continues to drive the welding jig 1000 to move backward along the second sliding rail 3001 on the left side, at this time, the welding jig can move to the position below the first sliding rail 2004 where the laser welding mechanism 5000 is located, the laser welding mechanism 5000 moves left and right along the first sliding rail 2004 to align the welding jig 1000 on the carrying platform 3004, the laser welding mechanism 5000 can also move up and down to be close to the welding jig 1000, and the laser welding mechanism 5000 performs laser welding to melt welding at the tin-dispensing position. Of course, after the tin-plating process is completed by the tin-plating mechanism 4000, if the right transmission mechanism 3000 is being subjected to laser welding, the carrier 3004 continues to drive the welding tool 1000 to move along the left second slide rail 3001 directly to the rearmost end of the second slide rail 3001 for waiting, and when the laser welding is completed by the workpiece 1300 on the right transmission mechanism 3000, the laser welding mechanism 5000 moves leftwards to the left second slide rail 3001, the tool on the left second slide rail 3001 moves forwards along the left second slide rail 3001 to be aligned with the laser welding mechanism 5000, and the laser welding mechanism 5000 approaches downwards to weld the workpiece 1300 to be welded on the left second slide rail 3001, so as to complete the tin plating and laser welding of the workpiece 1300 to be welded on the left transmission mechanism 3000.

The double-station positioning, tin spot and laser welding operation principle on the right station are similar to those on the left station; the point of the workpiece 1300 to be welded on the left and right transmission mechanisms 3000 is alternately subjected to point tin and laser welding by a point tin mechanism 4000 and a laser welding mechanism 5000, so that the point tin mechanism 4000 and the laser welding mechanism 5000 can be matched to finish the point tin and laser welding of the workpiece 1300 to be welded on the two transmission mechanisms 3000, the use of expensive equipment of the point tin mechanism 4000 and the laser welding mechanism 5000 is saved, the cost of the whole production line is reduced, and meanwhile, the efficiency is improved. Of course, when one tin-plating mechanism 4000 and one laser-welding mechanism 5000 perform tin-plating and laser-welding on the workpieces 1300 to be welded on the plurality of conveying mechanisms 3000, as long as the beats of the tin-plating mechanism 4000 and the laser-welding mechanism 5000 for each conveying mechanism 3000 to perform tin-plating and laser-welding are controlled, the more conveying mechanisms 3000 are correspondingly matched with one tin-plating mechanism 4000 and one laser-welding mechanism 5000, and correspondingly, the longer the time period of each conveying mechanism 3000 to perform tin-plating and laser-welding is.

In a preferred embodiment, the automatic laser welding apparatus further includes a frame 2003, the frame 2003 is mounted on the frame 2000, the frame 2003 is a portal frame mounted on the frame 2000, two first sliding rails 2004 are respectively disposed on the frame 2003 in parallel, and the two first sliding rails 2004 are respectively disposed on the front side and the rear side of the frame 2003; two conveying mechanisms 3000 are located below the frame 2003, two conveying mechanisms 3000 are arranged in parallel and perpendicular to the first sliding rails 2004, and penetrate through the door-shaped frame 2003, and one tin-plating mechanism 4000 are respectively slidably mounted on the front and rear two first sliding rails 2004. A frame 2003 is provided with a spot-tin mechanism 4000 and a laser welding mechanism 5000, which reduces costs and saves space. The first direction may refer to a left-right direction, the second direction may refer to a front-rear direction, and the third direction may refer to an up-down direction. The tin spot-plating mechanism 4000 and the laser welding mechanism 5000 can automatically move along the left-right direction of the first slide rail 2004, and the two can automatically move along the up-down direction by using a motor or an air cylinder, or other prior art techniques, and the two can move along the first direction and the second direction, which is not limited herein.

Referring to fig. 5, in a preferred embodiment, the transmission mechanism 3000 includes a carrier 3004, a second slide rail 3001, a drive screw 3007, and a drive motor 3008; the second slide rail 3001 extends along the second direction, and the second slide rail 3001 is slidably connected with the carrier 3004; the driving screw 3007 extends along the second direction, the driving screw 3007 is positioned in the second sliding rail 3001, one end of the driving screw 3007 is connected with the driving motor 3008, and the other end of the driving screw 3007 penetrates through the carrying platform 3004 and is in threaded connection with the carrying platform 3004; when the driving motor 3008 rotates, the driving screw 3007 is used to drive the stage 3004 to move in the second direction. The second slide rail 3001 includes an upper slide rail 3002 and a lower slide rail 3003, the upper slide rail 3002 and the lower slide rail 3003 are disposed at intervals, the front end and the rear end of both the upper slide rail 3002 and the lower slide rail 3003 can be fixed on the machine base 2000, the driving screw 3007 is located between the upper slide rail 3002 and the lower slide rail 3003, the second slide block 3006 is sleeved on the periphery of the driving screw 3007, the two are connected through screw driving, when the driving screw 3007 rotates, the second slide block 3006 moves in the front-back direction, the left and right ends of the second slide block 3006 pass through a gap between the upper slide rail 3002 and the lower slide rail 3003 and are bent upwards, the bent portion is protruded compared with the upper surface of the upper slide rail 3002, the carrier 3004 is located on the upper surface of the upper slide rail 3002 and is connected with the bent portion, and the second slide block 3006 drives the carrier 3004 to move in the front-back direction. Further, the lower slide rail 3003 is provided with two limiting slide blocks 3009 extending along the front-rear direction, the limiting slide blocks 3009 are matched with the second slide blocks 3006 and are in sliding connection with the second slide blocks 3006, and the limiting slide blocks 3009 limit the second slide blocks 3006 from rotating and limit the second slide blocks 3006 from moving left and right. The drive motor 3008 may be in driving connection with the drive screw 3007 via a timing belt or gear set, which is not further limited herein, although the drive connection of the drive motor 3008 to the drive screw 3007 may be accomplished using prior art techniques. The carrier 3004 is detachably connected to the welding jig 1000, and generally, the carrier 3004 and the welding jig 1000 can be detachably connected by matching positioning pins 3005 with positioning holes 1502.

Referring to fig. 1 to 5, in a preferred embodiment, the visual recognition mechanism 7000 may be an industrial camera CCD visual detection device, which may be provided in plurality to cover each of the conveying mechanisms 3000, so as to ensure that the position of the workpiece 1300 to be welded can be monitored while moving on the conveying mechanism 3000. The top cover 2001 is covered above the machine base 2000, so that the transmission mechanism 3000, the tin spot-welding mechanism 4000 and the laser welding mechanism 5000 are positioned in a space between the top cover 2001 and the machine base 2000, and the tin spot-welding and the laser welding are ensured to be performed in a relatively airtight space of the two, so that the health of an operator is protected.

In a preferred embodiment, the automatic laser welding apparatus further comprises a control mechanism 6000, wherein the control mechanism 6000 is respectively in signal connection with the spot tin mechanism 4000, the laser welding mechanism 5000 and the visual recognition mechanism 7000, and the control mechanism 6000 is used for receiving the position information transmitted by the visual recognition machine and controlling the spot tin of the spot tin mechanism 4000 and the laser welding of the laser welding mechanism 5000 according to the position information.

Referring to fig. 2, in a preferred embodiment, the control mechanism 6000 further includes a controller 6001 and a plurality of control buttons 6002, the control buttons 6002 are in signal connection with the controller 6001, and the control buttons 6002 are used to control the start and pause of the transmission mechanism 3000. Each transmission mechanism 3000 is correspondingly provided with a start key and a pause key, and the start key and the pause key correspondingly control the start and pause of each transmission mechanism 3000 and send start and pause signals to the controller 6001, so that flexible control of the whole device is realized, and production is facilitated.

Another aspect of the present utility model provides a welding jig

The welding jig comprises a welding base 1500, a clamping mechanism and a moving mechanism, wherein the welding base 1500 is provided with a welding installation part 1501, and the welding installation part 1501 is used for detachably installing a welding element 1303; the clamping mechanism comprises a first clamping mechanism 110a and a second clamping mechanism 110b, the first clamping mechanism 110a and the second clamping mechanism 110b are arranged on the welding base 1500, and the first clamping mechanism 110a and the second clamping mechanism 110b are respectively positioned on two sides of the welding installation portion 1501; the moving mechanism is respectively connected with the first clamping mechanism 110a and the second clamping mechanism 110b, and is used for driving the first clamping mechanism 110a and the second clamping mechanism 110b to be close to or far from the welding installation portion 1501; the first clamping mechanism 110a may move the first electrode welding member 1301 onto the welding member 1303 and engage the welding member 1303 when it approaches the welding mount 1501; the second electrode weldment 1302 may be moved onto the weldment 1303 and mated with the weldment 1303 as the second clamping mechanism 110b approaches the weld mount 1501; the first clamping mechanism 110a and the second clamping mechanism 110b have clamping states or release states, when the first clamping mechanism 110a and the second clamping mechanism 110b are in the clamping states, the first clamping mechanism 110a and the second clamping mechanism 110b are respectively used for clamping the first electrode welding member 1301 and the second electrode welding member 1302, and the moving mechanism can drive the first electrode welding member 1301 and the second electrode welding member 1302 to move; after welding, the two welding devices can be in a released state, and at this time, the moving mechanism can drive the first clamping mechanism 110a and the second clamping mechanism 110b to separate from the first electrode welding member 1301 and the second electrode welding member 1302 respectively. In the welding jig provided by the utility model, the welding base 1500 is provided with the welding installation part 1501, the welding element 1303 such as an aluminum shell and the like is detachably installed and welded on, the first clamping mechanism 110a and the second clamping mechanism 110b are respectively used for clamping the first electrode welding element 1301 and the second electrode welding element 1302, the first electrode welding element 1301 and the second electrode welding element 1302 are generally copper electrodes, the moving mechanism can drive the first electrode welding element 1301 and the second electrode welding element 1302 to move, the first electrode welding element 1301 and the second electrode welding element 1302 can be moved to the welding element 1303, the first electrode welding element 1301 and the second electrode are matched with the welding element 1303 and then welded, one end of the electrode welding element is prevented from being held manually, and the other end of the electrode welding element is abutted to the welding element 1303 and then welded, so that the welding efficiency is improved.

Referring to fig. 6, 9 and 10, in a preferred embodiment, the first clamping mechanism 110a and the second clamping mechanism 110b each include a clamping driving device 1100, a first clamping member 1102 and a second clamping member 1103; the first clamping mechanism 110a and the second clamping mechanism 110b have the same structure, the connection relationship and the position relationship of the clamping driving device 1100, the first clamping piece 1102 and the second clamping piece 1103 are the same, and the principle that the first clamping piece 1102 and the second clamping piece 1103 have a clamping state or a releasing state when approaching or separating from each other is the same; however, the electrode weldments clamped by the two are different, for example, the first clamping member 1102 and the second clamping member 1103 of the first clamping mechanism 110a clamp the first electrode weldment 1301, the first clamping member 1102 and the second clamping member 1103 of the second clamping mechanism 110b clamp the second electrode weldment 1302, the positions of the welding installation parts 1501 are also different, the first clamping mechanism 110a and the second clamping machine are respectively positioned at the upper end and the lower end of the same row of welding installation parts 1501 by taking the first direction as the left-right direction as an example, the first clamping member 1102 and the second clamping member 1103 are matched with each other to clamp the first electrode weldment 1301 or the second electrode weldment 1302, the clamping driving device 1100 is connected with at least one of the first clamping member 1102 and the second clamping member 1103, and the clamping driving device 1100 enables the first clamping member 1102 and the second clamping member 1103 to be close to or far away from each other; the first clamp 1102 and the second clamp 1103 have a clamped state or a released state when they are moved toward or away from each other.

Referring to fig. 6, in a preferred embodiment, a first clamping mechanism 110a and a second clamping mechanism 110b are disposed at intervals along a first direction of a welding base 1500, and a plurality of sets of first clamping members 1102 and second clamping members 1103 that can be mutually matched are disposed at intervals along the first direction; the welding installation parts 1501 are positioned between the first clamping mechanism 110a and the second clamping mechanism 110b, the welding installation parts 1501 are a plurality of, and the welding installation parts 1501 are arranged at intervals along the first direction; each of the welding mounting portions 1501 is provided with a set of first and second clamping members 1102, 1103 of the first clamping mechanism 110a, and a set of first and second clamping members 1102, 1103 of the second clamping mechanism 110b, respectively. Taking the first direction as the left-right direction as an example, the welding installation parts 1501 are arranged in three rows, the three rows of welding installation parts 1501 are arranged at intervals along the up-down direction, and each row of welding installation parts 1501 is arranged at intervals along the left-right direction; the first clamping mechanism 110a, the second clamping mechanism 110b, the first moving mechanism 120a and the second moving mechanism 120b, which are correspondingly matched with the lower two rows of welding installation parts 1501, are not shown in fig. 6, and the corresponding first clamping mechanism 110a, second clamping mechanism 110b, first moving mechanism 120a and second moving mechanism 120b are all arranged in the actual use process; the four solder mounts 1501 of the uppermost row have correspondingly mounted solder 1303, with the corresponding first clamping mechanism 110a clamping the first electrode solder 1301 and the corresponding second clamping mechanism 110b clamping the second electrode solder 1302. Through setting up a plurality of welding installation department 1501 to the cooperation sets up a plurality of fixture, makes welding jig once can weld a plurality of welding components 1303 and a plurality of electrode weldments, has improved welding efficiency.

Referring to fig. 6, in the preferred embodiment, the welding installation portion 1501 is a weldment positioning groove for installing a weldment 1303, the weldment positioning groove is concave downward along the upper surface of the welding base 1500, and a plurality of weldment positioning grooves are distributed at intervals along the first direction; the weldment positioning grooves form a plurality of rows along a first direction; the two sides of each row of weldment positioning grooves are respectively provided with a first clamping mechanism 110a and a second clamping mechanism 110b. The welding element 1303 can be a radar aluminum shell, in the figure, the positioning grooves of the welding element are arranged in three rows and four columns on the upper surface of the welding base 1500, and twelve radar aluminum shells can be welded at one time. The welding element 1303 can be directly placed in the welding element positioning groove by the arrangement mode of the welding element positioning groove, so that fixation and positioning are realized.

Referring to fig. 6, in a preferred embodiment, a plurality of weldment baffles 1503 are disposed on the welding base 1500 along the first direction, and weldment baffles 1503 are disposed on two sides of each row of weldment positioning slots corresponding to the first clamping mechanism 110a and the second clamping mechanism 110b. The welding member baffle 1503 protrudes upward along the upper surface of the welding base 1500, the welding member baffle 1503 is respectively located at the upper and lower sides of each row of welding member positioning grooves, and the welding member baffle 1503 is used for limiting the welding member 1303 during welding, and further preventing the welding member 1303 from moving.

Referring to fig. 6, in a preferred embodiment, the welding base 1500 is further provided with positioning holes 1502 penetrating through the upper and lower surfaces thereof, at least three positioning holes 1502, and the positioning holes 1502 are not on the same straight line; typically four, and are arranged in a rectangular configuration. The positioning hole 1502 is used to cooperate with the positioning pin 3005 to detachably mount the welding base 1500 to the carrier 3004 for mounting and using the welding base 1500, and after the welding base 1500 is mounted to the carrier 3004, the welding base can move along with the carrier 3004 on a welding process production line to weld the electrode weldment and the welding element 1303, and the utility model is not limited to the welding of the subsequent electrode weldment and the welding element 1303.

Referring to fig. 7-8, in the preferred embodiment, both the first clamping mechanism 110a and the second clamping mechanism 110b are provided with a clamping driving device 1100 and a driving connection 1101, the driving connection 1101 is disposed along a first direction, the first clamping member 1102 is sequentially connected to the driving connection 1101 along the first direction, the driving connection 1101 and the clamping driving device 1100, the driving connection 1101 is driven by the clamping driving device 1100 to move along the first direction, and the driving connection 1101 drives the first clamping member 1102 to approach or separate from the second clamping member 1103. The clamping driving device 1100 may be that the driving motor and other telescopic connectors cooperate with the driving connector 1101 to realize the left-right movement of the first clamping member 1102, or the clamping driving device 1100 may be that a telescopic cylinder is connected with the driving connector 1101 to realize the left-right movement of the first clamping member 1102. Further, the clamping driving device 1100 is a telescopic cylinder, and the output end of the clamping driving device is connected with a telescopic rod 1107 to drive the telescopic rod 1107 to move in a left-right telescopic manner, and the telescopic rod 1107 is also connected with the driving connecting piece 1101 to drive the driving connecting piece 1101 to move in a left-right manner. One end of the clamping driving device 1100 is further connected with the rotating connecting rod 1201 through the fixed connecting base 1106, the rotating connecting rod 1201 drives the clamping driving device 1100 to rotate, and the clamping driving device 1100 sequentially drives the telescopic rod 1107, the driving connecting piece 1101 and the first clamping piece 1102 to rotate.

Referring to fig. 6-8, in a preferred embodiment the movement mechanism includes a first movement mechanism 120a and a second movement mechanism 120b; the first moving mechanism 120a is connected with a first end of the first clamping mechanism 110a, the first moving mechanism 120a drives a second end of the first clamping mechanism 110a to rotate around the first end of the first clamping mechanism, the first clamping mechanism 110a is close to or far from the welding installation portion 1501, and the first clamping mechanism 110a is close to the welding installation portion 1501 to drive the first electrode welding member 1301 to be close to the welding installation portion 1501; the second moving mechanism 120b is connected to the first end of the second clamping mechanism 110b, and the second moving mechanism 120b drives the second end of the second clamping mechanism 110b to rotate around the first end thereof, and makes the second clamping mechanism 110b approach or separate from the welding installation portion 1501, and the second clamping mechanism 110b approaches the welding installation portion 1501 to drive the second electrode weldment 1302 to approach the welding installation portion 1501. Of course, in other embodiments, the moving mechanism may use a lifting driving device to drive the first clamping mechanism 110a and the second clamping mechanism 110b to lift. The first moving mechanism 120a and the second moving mechanism 120b have the same structure, the rotating device 1200 and the rotating connecting rod 1201 have the same position relationship and connection relationship with the rotating connecting rod 1201, and the first clamping mechanism 110a and the second clamping mechanism 110b are driven to realize the same lifting principle, but are arranged at different positions at the welding installation part 1501.

Referring to fig. 6-8, in the preferred embodiment, the first moving mechanism 120a and the second moving mechanism 120b each include a rotating device 1200 and a rotating connecting rod 1201, the rotating device 1200 is connected to the rotating connecting rod 1201, and the two rotating connecting rods 1201 are connected in parallel along the first direction; the welding installation portion 1501 is located below the two rotating connection rods 1201, and the welding installation portion 1501 is disposed between the two rotating connection rods 1201; the rotating device 1200 may adopt a motor, and an output shaft of the motor and the rotating connecting rod 1201 drive the rotating connecting rod 1201 to rotate forward and backward to achieve that the first clamping piece 1102 and the second clamping piece 1103 are close to each other and far away from each other. The first clamping mechanism 110a and the second clamping mechanism 110b each comprise a clamping driving device 1100, a driving connecting piece 1101, and a plurality of groups of first clamping pieces 1102 and second clamping pieces 1103 which are matched with each other; four sets of first clamping members 1102 and second clamping members 1103 which are matched with each other are arranged on each first clamping mechanism 110a in the figure; each second clamping mechanism 110b is provided with four sets of first clamping members 1102 and second clamping members 1103 which are matched with each other; the clamping driving device 1100 is fixedly connected to the rotary connecting rod 1201, and the input end of the clamping driving device 1100 is connected with the driving connecting piece 1101; the driving connection 1101 is disposed along a first direction, and the driving connection 1101 is configured to drive the first clamping member 1102 to approach or depart from the corresponding second clamping member 1103 along the first direction; the upper end of the first clamping piece 1102 is fixedly connected to the driving connecting piece 1101, and the lower end of the second clamping piece 1103 extends to the welding installation part 1501; the upper end of the second clamp 1103 is fixedly attached to the pivoting connecting rod 1201 and the lower end of the second clamp 1103 extends to the welded mounting 1501. The end of the rotating connecting rod 1201 remote from the rotating device 1200 is provided with a bushing 1203 in rotational connection therewith, the bushing 1203 and the rotating device 1200 mount the rotating connecting rod 1201 above the welded mounting 1501 such that the first clamping mechanism 110a and the second clamping mechanism 110b are mounted above the welded mounting 1501.

Referring to fig. 6 to 10, in a preferred embodiment, a clamping through hole 1105 is formed on a side of the first clamping member 1102 and the second clamping member 1103, which is close to each other, and the clamping through hole 1105 extends from the upper end to the lower end of the first clamping member 1102 and the second clamping member 1103; the clamping through hole 1105 is formed by mutually matching the first clamping piece 1102 and the second clamping piece 1103, a semi-cylindrical groove is formed on one side, close to each other, of the first clamping piece 1102 and the second clamping piece 1103, and the clamping through hole 1105 is respectively matched with the shapes of the first electrode welding piece 1301 and the second electrode welding piece 1302. The electrode weldment is clamped in the clamping through hole 1105. An alignment connecting piece 1104 is further arranged between the first clamping piece 1102 and the second clamping piece 1103, the alignment connecting piece 1104 is positioned below the rotary connecting rod 1201 and is arranged in parallel with the rotary connecting rod 1201, the alignment connecting piece 1104 sequentially penetrates through the first clamping piece 1102 and the second clamping piece 1103, the first clamping piece 1102 is in sliding connection with the alignment connecting piece 1104, and the second clamping piece 1103 is fixedly connected with the alignment connecting piece 1104; in order to ensure that the first clamping member 1102 and the second clamping member 1103 can still be aligned in the process of approaching or separating from each other, and ensure that the two semi-cylindrical grooves are aligned to form a clamping through hole 1105 matched with the electrode weldment.

In the description of the present specification, a description referring to the terms "preferred embodiment," "further embodiment," "other embodiments," or "specific examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

Although embodiments of the present application have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the application, and that variations, modifications, alternatives, and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the application.

Claims (10)

1. An automatic laser welding apparatus, characterized in that the automatic laser welding apparatus comprises:

The conveying mechanism is used for conveying the welding jig loaded with the workpiece to be welded;

the tin-plating mechanism is arranged corresponding to the transmission mechanism and can be close to or far away from the transmission mechanism;

the laser welding mechanism is arranged corresponding to the transmission mechanism and is adjacent to the tin spot-welding mechanism, and the laser welding mechanism can be close to or far away from the transmission mechanism;

the visual identification mechanism is positioned above the transmission mechanism and is used for collecting the position information of the workpiece to be welded; the tin-plating mechanism is used for plating tin on the workpiece to be welded according to the position information; and the laser welding mechanism performs laser welding on the workpiece to be welded after tin is dispensed according to the position information.

2. The automated laser welding apparatus of claim 1, wherein the automated laser welding apparatus further comprises a frame and at least two first slide tracks; the two first sliding rails are arranged on the machine base at intervals along a first direction and are respectively connected with the tin spot welding mechanism and the laser welding mechanism in a sliding manner; the transmission mechanisms are arranged at intervals along the second direction, and the transmission mechanisms are positioned below the first sliding rail; the tin-plating mechanism can move to the upper part of each transmission mechanism along the first sliding rail and comprises a tin-plating device and a tin-plating driving piece, the tin-plating device is used for plating tin on workpieces to be welded on each transmission mechanism, and the tin-plating driving piece is used for driving the tin-plating device to be close to or far away from the transmission mechanism; the laser welding mechanism can move to the upper part of each transmission mechanism along the first sliding rail, the laser welding mechanism comprises a laser welder and a welding driving piece, the laser welder performs laser welding on workpieces to be welded on each transmission mechanism, and the welding driving piece is used for driving the tin spot welder to be close to or far away from the transmission mechanism.

3. The automated laser welding apparatus of claim 2, further comprising a frame, the frame being mounted on the frame, the two first slide rails being disposed in parallel on the frame, respectively; the two transmission mechanisms are located below the frame, are arranged in parallel and are perpendicular to the first sliding rail.

4. The automated laser welding apparatus of claim 1, further comprising a control mechanism in signal communication with the spot-tin mechanism, the laser welding mechanism, and the visual recognition mechanism, respectively, the control mechanism being configured to receive the positional information transmitted by the visual recognition machine and to control the spot-tin of the spot-tin mechanism and the laser welding of the laser welding mechanism based on the positional information.

5. The automated laser welding apparatus of claim 4, wherein the control mechanism further comprises a controller and a plurality of control buttons, the control buttons being in signal communication with the controller, the control buttons being for controlling the actuation and suspension of the transport mechanism.

6. The automated laser welding apparatus of claim 1, wherein the transport mechanism comprises a carrier, a second slide rail, a drive screw, and a drive motor; the second sliding rail is arranged in an extending mode along a second direction and is in sliding connection with the carrying platform; the driving screw rod is arranged in the second sliding rail in an extending mode along the second direction, one end of the driving screw rod is connected with the driving motor, and the other end of the driving screw rod penetrates through the carrying platform and is in threaded connection with the carrying platform; when the driving motor rotates, the driving screw is used for driving the carrying platform to move along the second direction, and the carrying platform is detachably connected with the welding jig.

7. The automated laser welding apparatus of claim 6, wherein the welding jig comprises:

the welding base is provided with a welding installation part which is used for detachably installing a welding piece;

the clamping mechanism comprises a first clamping mechanism and a second clamping mechanism, the first clamping mechanism and the second clamping mechanism are arranged on the welding base, and the first clamping mechanism and the second clamping mechanism are respectively positioned at two sides of the welding installation part;

the moving mechanism is respectively connected with the first clamping mechanism and the second clamping mechanism and is used for driving the first clamping mechanism and the second clamping mechanism to be close to or far away from the welding installation part; when the first clamping mechanism is close to the welding installation part, the first electrode welding piece can be moved to the welding piece and matched with the welding piece; when the second clamping mechanism is close to the welding installation part, the second electrode welding piece can be moved to the welding piece and matched with the welding piece;

the first clamping mechanism and the second clamping mechanism are respectively provided with a clamping state or a releasing state, when the first clamping mechanism and the second clamping mechanism are in the clamping state, the first clamping mechanism and the second clamping mechanism are respectively used for clamping the first electrode welding piece and the second electrode welding piece, and the moving mechanism can drive the first electrode welding piece and the second electrode welding piece to move; when the two are in a release state, the moving mechanism can drive the first clamping mechanism and the second clamping mechanism to separate from the first electrode welding piece and the second electrode welding piece respectively.

8. The automated laser welding apparatus of claim 7, wherein the first clamping mechanism and the second clamping mechanism each comprise a clamping drive, a first clamping member, and a second clamping member; the first clamping piece and the second clamping piece are matched with each other and used for clamping the first electrode welding piece or the second electrode welding piece, the clamping driving device is at least connected with one of the first clamping piece and the second clamping piece, and the clamping driving device enables the first clamping piece and the second clamping piece to be close to or far away from each other; the first clamping piece and the second clamping piece are close to or far away from each other and have clamping states or release states.

9. The automated laser welding apparatus of claim 8, wherein the first and second clamping mechanisms are spaced apart along a first direction of the weld base, and wherein the first and second clamping mechanisms each have a plurality of sets of first and second mutually engageable clamping members spaced apart along the first direction; the welding installation parts are positioned between the first clamping mechanism and the second clamping mechanism, the number of the welding installation parts is multiple, the welding installation parts are weldment positioning grooves for installing weldments, the weldment positioning grooves are concave downwards along the upper surface of the welding base, and the weldment positioning grooves are arranged at intervals along the first direction; each weldment positioning groove is correspondingly provided with a group of first clamping pieces and second clamping pieces of the first clamping mechanism, and a group of first clamping pieces and second clamping pieces of the second clamping mechanism.

10. The automated laser welding apparatus of claim 8, wherein the first clamping mechanism and the second clamping mechanism are both provided with a clamping drive and a drive connection, the drive connection being disposed in a first direction, the first clamping member being sequentially coupled to the drive connection in the first direction, the drive connection and the clamping drive, the drive connection being driven by the clamping drive to move in the first direction, the drive connection driving the first clamping member toward or away from the second clamping member.