CN209664577U - Laser welding apparatus with auxiliary support mechanism - Google Patents

Abstract

A kind of laser welding apparatus with auxiliary support mechanism, it includes pedestal, workbench, the welding mechanism being set to above pedestal, it is set to the auxiliary support mechanism that welded workpiece is used to support below the welding mechanism, the pressing device for being used to compress welded workpiece being set on the pedestal, the workbench side is set to for clamping the clamping device of workpiece, the control system of the feeding mechanism and setting being connect with the clamping device on the base, the auxiliary support mechanism is equipped with several spaced support columns for being used to support to-be-welded pieces.

Description

Laser welding apparatus with auxiliary support mechanism

Technical field

The utility model relates to field of laser processing more particularly to a kind of laser welding with auxiliary support mechanism to set It is standby.

Background technique

Currently, development with advances in technology, social, the innovation of laser welding technology greatly pushes welding procedure Development, laser welding processing at this stage have higher requirement to the stability of equipment.However, being set since the devices such as fixture exist Defect is counted, so that phenomena such as welded workpiece is easy to happen sideslip, deformation during transportation；In the welding process, due to pressure The factors such as clamp force deficiency exist, and there are small gaps between two to-be-welded pieces, when the flatness of gap and to-be-welded pieces is more than Upper layer to-be-welded pieces thickness 5% when will will have a direct impact on welding quality, make welding after plate there are great security risks.

Utility model content

Stable, with long service life swashing with auxiliary support mechanism is transported the purpose of this utility model is to provide a kind of Photocoagulation equipment.

To achieve the above object, the utility model provides a kind of laser welding apparatus with auxiliary support mechanism, packet Pedestal is included, workbench, the welding mechanism being set to above pedestal, is set to below the welding mechanism and is used to support work to be welded The auxiliary support mechanism of part, is set to institute at the pressing device for compressing welded workpiece being set on the pedestal Clamping device, the feeding mechanism that with the clamping device connect and setting of the workbench side for clamping workpiece are stated at the bottom Control system on seat, the auxiliary support mechanism are equipped with several spaced support columns for being used to support to-be-welded pieces.

Preferably, the auxiliary support mechanism includes support plate and the first, second supporting block positioned at support plate two sides, institute Support column is stated to be set in support plate and extend to the direction far from ground.

Preferably, the top of the support column is located in same plane parallel to the ground.

Preferably, for the support plate by being not easy by laser breakdown and material resistant to high temperature is made, the material is red copper.

Preferably, the side of the first, second supporting block towards the support plate is equipped with spaced apart several first, Two is convex stupefied, described adjacent first it is convex stupefied and adjacent second it is convex it is stupefied between be equipped with the second rolling support.

Preferably, the welding mechanism includes mobile mould group, the driving portion for driving mobile mould group movement and is set to Laser welding head in mobile mould group, the support plate are located at the lower section of the laser welding head.

Preferably, the auxiliary support mechanism further includes the first, second support in first, second supporting block Piece.

Preferably, the pressing device includes the first, second cylinder for being fixed on pedestal, is respectively adjacent to the first, second gas First, second support rod of cylinder setting, respectively by the first, second drive rod that the first, second cylinder drives and be connected to first, Compressing member between second drive rod, the compressing member, which is equipped with, to be cooperated with first, second support chip to compress work to be welded The pressure plate of part.

Compared with prior art, the utility model has the welded workpiece of the laser welding apparatus of auxiliary support mechanism To-be-welded region is supported by the support column of auxiliary support mechanism, point contact between auxiliary support mechanism and welded workpiece, The degree of auxiliary support mechanism temperature distortion in laser beam welding is effectively reduced, improves the service life of auxiliary support mechanism, Meanwhile traditional flat support part is replaced by the auxiliary support mechanism of setting support column, it substantially reduces auxiliary support mechanism and exists With the active area of laser in laser beam welding, it effectively prevent auxiliary support mechanism by laser breakdown.

Detailed description of the invention

Fig. 1 is the overall structure diagram for the laser welding apparatus that the utility model has auxiliary support mechanism；

Fig. 2 is laser welding apparatus the removal workbench, clamping device, charging that the utility model has auxiliary support mechanism The structural schematic diagram of mechanism and control system；

Fig. 3 is the structural representation of the auxiliary support mechanism for the laser welding apparatus that the utility model has auxiliary support mechanism Figure；

Fig. 4 is the structural schematic diagram of the pressing device for the laser welding apparatus that the utility model has auxiliary support mechanism；

Fig. 5 is the structural schematic diagram of the clamping device for the laser welding apparatus that the utility model has auxiliary support mechanism.

Specific embodiment

In order to keep the purpose of this utility model, technical solution and advantage clearer, with reference to the accompanying drawing and it is embodied The utility model is described in detail in example.Below in explanation, the same symbol is marked to same or equivalent important document and omits repetition Explanation.

Join the laser welding apparatus 100 shown in Fig. 1, with auxiliary support mechanism to include pedestal 1, be set to 1 two sides of pedestal Workbench 2, be set to the top of pedestal 1 welding mechanism 3, be set to 3 lower section of welding mechanism auxiliary support mechanism 4, setting In on pedestal 1 pressing device 5, be set to 2 side of workbench for clamp workpiece (not shown) clamping device 6, with clamp The feeding mechanism 7 and the control system 8 being arranged on pedestal 1 that device 6 connects.

Continue to join shown in Fig. 1, sets the axis parallel with the moving direction of welded workpiece as X-axis, perpendicular to the ground Axis is Z axis, the axis orthogonal with X-axis and Z axis is Y-axis.The term of space correlation such as "upper", "lower", "left", "right", "front", "rear" etc. can be used herein to the positional relationship between description element, make the position for describing an element and another element The explanation for setting relationship becomes simple.And define that left and right directions is parallel to X-axis, front-rear direction is parallel to Y-axis, up and down direction is parallel to Z axis, wherein the one end for arranging close clamping device 6 is left end, is front end, separate ground close to one end of control system 8 One end is upper end.In addition, descriptor " parallel " used herein, " vertical " be not it is absolute parallel, vertical in mathematical meaning, The deviation for allowing to have certain angle；" connection ", " fixation ", " installation " etc. describe the vocabulary of the connection relationship between two elements, In the case where not doing specified otherwise, there can be third interelement to separate between two elements, be also possible to two elements Between directly contact.

As shown in connection with fig. 2, pedestal 1 includes the rectangular-shape body part 10 extended along the y axis, is located at 10 front end of body part The first support portion 11, positioned at the rear end of body part 10 the second support portion 12, close to ground lower surface 13, with lower surface 13 It is opposite and be set on body part 10 upper surface 14, positioned at the first, second support portion 11,12 tops top surface 15 and be located at the The front end face 16 of the front end of one support portion 11.Lower surface 13 is equipped with several the first support legs 131 for being used to support pedestal 1, Auxiliary support mechanism 4 and pressing device 5 are set to the upper surface 14 of body part 10, and welding mechanism 3 is set to the first, second of pedestal 1 On the top surface 15 of support portion 11,12, control system 8 is mounted on the front end face 16 of the first support portion 11 of pedestal 1.

Join shown in Fig. 1, workbench 2 includes the subtask positioned at the main workbench 20 in 1 left side of pedestal and positioned at 1 right side of pedestal Platform 26, main workbench 20 include bracket 21, the second support leg 22 for being set to 21 lower section of bracket, are set to 21 top of bracket and edge Workpiece direction of feed extend and be parallel to each other several raised lines 23, be set on bracket 21 and along workpiece direction of feed extend and phase Mutually parallel several guide parts 24 and several first rollings for being set between two adjacent raised lines 23 and extending along the y axis Supporting element 25.In the present embodiment, raised line 23 is set as 3, and the quantity of guide part 24 is 2 and is arranged on the stent 21, and is led The guide rail to raise upward is set as to part 24, the first rolling support 25 is the rolling being connected between two adjacent raised lines 23 The center line of column, roller is parallel with Y-axis.In other embodiments, the quantity of raised line 23 and guide part 24 can be according to actual needs It is configured, guide part 24 can be set on raised line 23, and guide part 24 can be set to guide groove, and the first rolling support 25 can It is formed with the other structures that can reduce the frictional force mutually moved between workpiece and the first rolling support 25 by ball etc..It is secondary Workbench 26 and the structure of main workbench 20 are essentially identical, and the guide part 24 being only the absence of on main workbench 20 omits herein To the detailed description of auxiliary working platform 26.Main workbench 20 is fixedly attached to pedestal 1 with auxiliary working platform 26 with conventional connection type The left and right sides.

Join shown in Fig. 2, welding mechanism 3 includes mobile mould group 31, for driving the driving portion of the mobile movement of mould group 31 (not scheme Show, preferably motor) and it is set to laser welding head 32 in mobile mould group 31.In the present embodiment, laser welding head 32 Quantity is 2, and in other embodiments, the quantity of laser welding head 32 can sets itself according to actual needs.

Join shown in Fig. 3, auxiliary support mechanism 4 is located between the first, second support portion 11,12 of pedestal 1 and is located at welding First 32 lower section is used to support the workpiece being soldered comprising the branch substantially in a rectangular parallelepiped shape extended along Y axis direction Fagging 40, is located at branch at several spaced support columns 41 for being set in support plate 40 and extending to the direction far from ground First, second supporting block 42,43 of 40 two sides of fagging and the first, second support chip in the first, second supporting block 42,43 421,431.The top of several support columns 41 is located in the same plane parallel with plane (i.e. ground) where X-axis, Y-axis, the One, the second supporting block 42,43 is equipped with spaced apart several first, second convex along the y axis towards the side of support plate 40 Stupefied 422,432 are equipped with the second rolling support 44 between adjacent first convex stupefied 422 and adjacent second convex stupefied 432.In this reality It applies in example, the second rolling support 44 is roller, and the center line of roller is parallel with Y-axis.In other embodiments, second branch is rolled Support member 44 can be reduced other knots of the frictional force mutually moved between workpiece and the second rolling support 44 by ball etc. Structure composition.Support plate 40 is not easy by red copper etc. by laser breakdown and material resistant to high temperature is made.

Join shown in Fig. 4, it is identical and be arranged in the left and right sides of auxiliary support mechanism 4 that pressing device 5 is set as two groups of structures And the air clamper being arranged symmetrically relative to the center line of the support plate of auxiliary support mechanism 4 40 along the y axis, herein only Wherein one group of pressing device 5 is described in detail.Pressing device 5 includes being fixed on the upper surface 102 of pedestal 1 and being respectively adjacent to First, second cylinder 51 of the first, second support portion 11,12 arrangement of pedestal 1,52, be respectively adjacent to the first, second cylinder 51, First, second support rod 53 of 52 settings, 54, the first, second drive rod for being driven respectively by the first, second cylinder 51,52 55,56 and the compressing member 58 that is connected between the first, second drive rod 55,56.First, second drive rod 55,56 is respectively with One, second support bar 53,54 is fulcrum being rotated by the first, second cylinder 51,52, so that compressing member 58 be driven to move The dynamic compression work realized to welded workpiece.

As shown in connection with fig. 1, the first, second cylinder 51,52 is respectively equipped with the first, second telescopic rod 511,521 and respectively position The first, second drive shaft 512,522 in the first, second telescopic rod 511,521 upper ends.First, second support rod 53,54 difference Equipped with the first, second pivotal axis 531,541 at its upper end.Compressing member 58 includes positioned at parallel with plane where Y-axis and Z axis Plane in connecting plate 581, be located at 581 lower end of connecting plate and with the vertically disposed pressure plate 582 of connecting plate 581, be located at connect First, second link block 583 at fishplate bar 581 and 582 both ends of pressure plate, 584, be respectively arranged on the first, second link block 583,584 Upper end the first, second connecting shaft 585,586 and the ribs 588 that is set between connecting plate 581 and pressure plate 582, pressure Tight plate 582 is substantially parallel with ground.First, second drive rod 55,56 be equipped with respectively with the first, second cylinder 51,52 the One, the first, second pivotal axis 531,541 and compressing member 58 on second the 512,522, first, second support rod of drive shaft 53,54 On the cooperation of the first, second connecting shaft 585,586 the first, second drive hole (not labeled), the first, second pivoting hole (do not mark Number) and the first, second connecting hole (not labeled), the first, second drive hole, the first, second pivoting hole and the first, second connecting hole Between first, second the 512,522, first, second pivotal axis 531,541 of drive shaft and the first, second connecting shaft 585,586 Clearance fit, so that those axis be allow to be freely rotated in some holes.First, second drive rod 55,56 is with the first, second pivot Shaft 531,541 is that fulcrum is rotated by first, second telescopic rod 511,521 of the first, second cylinder 51,52, from And drive the mobile compression work realized to welded workpiece of compressing member 58.In the present embodiment, the compression of two groups of pressing devices 5 Plate 582 extends towards direction close to each other, and in other embodiments, pressure plate 582 can be towards prolonging in the direction away from each other It stretches.

Join shown in Fig. 5, clamping device 6 includes base portion 61, is set to the clamping section 62 of 61 one end of base portion and is set to base portion The first, second adjustment portion on 61.Clamping section 62 includes the bottom plate 621 extended from 61 bottom of base portion and adjusts by first, second The clamping plate 622 that the adjusting in section portion can shift in X-axis, Y-axis and Z axis direction.First adjustment portion includes first flange 63 and sets Set the first transmission mechanism (not shown) being sequentially connected in 61 inside of base portion with first flange 61 and clamping plate 622.Second is adjusted Portion includes second flange 64 and the second driver that base portion 61 inside and second flange 64 and the transmission connection of clamping plate 622 is arranged in Structure (not shown).First, second transmission mechanism is that conventional transmission mechanism, such as gear, rack-driving etc. can make clamping plate 622 transmission mechanisms shifted in X-axis, Y-axis and Z axis direction.By can be manually rotated the first, second flange 631,641, not only Clamping plate 622 can be made to shift in the Z-axis direction to clamp workpiece, moreover it is possible to according to different tooling requirements, in X-axis and Y-axis Side adjusts upward the position of clamping plate 622 to satisfy the use demand.In the present embodiment, the quantity of clamping device 6 be three simultaneously And arranged for interval in the Y-axis direction, in other embodiments, the quantity of clamping device 6 can be depending on actual use demand.

Join shown in Fig. 1, feeding mechanism 7 is fixedly connected with clamping device 6 comprising is pushed away with what clamping device 6 was fixedly connected The mobile driving portion in dynamic portion 71, driving pushing part 71 (not shown, preferably motor) and it is located at 71 front and rear sides of pushing part and master Guide part 24 on workbench 20 cooperates so that the guide part 72 that pushing part 71 is moved in a predetermined direction.Guide part 72 can be Guide groove or guide rail, structure do corresponding adjustment according to the structure of guide part 24.

Control system 8 is CNC control system, special according to the size of welded workpiece, material after welded workpiece determines Property etc. be programmed in programming software library, then automatically generate processing program and be transferred to control system 8, start control system After 8, the laser welding apparatus 100 with auxiliary support mechanism is run, then welded workpiece is welded automatically.

The course of work of laser welding apparatus 100 with auxiliary support mechanism is as follows: after processing program generates, first will Welded workpiece direction of plane where being parallel to X-axis and Y-axis is horizontally arranged on main workbench 20, next, passing through hand Dynamic rotation 631,641 pairs of welded workpieces of the first, second flange are clamped, and then, start control system 8, control system 8 opens The driving portion of dynamic feeding mechanism 7 drives feeding mechanism 7, the clamping device 6 being fixedly connected with feeding mechanism 7 and is clamped in clamping Welded workpiece on device 6 is mobile, when in the support plate 40 that the to-be-welded region of to-be-welded pieces is moved to auxiliary support mechanism 4 Fang Shi, control system 8 close the driving portion of feeding mechanism 7, while starting pressing device 5, make the first, second of pressing device 5 First, second telescopic rod 511,521 of cylinder 51,52 stretches out upwards, the first, second telescopic rod 511,521 top first, the upwards Two drive rods 55,56, the one end for connecting the first, second drive rod 55,56 with the first, second drive shaft 512,52 with first, Second pivotal axis 531,541 is rotated up for fulcrum, and then drives the first, second drive rod 55,56 and the first, second connecting shaft 585, one end of 586 connections is rotated down with the first, second pivotal axis 531,541 for fulcrum, final to drive compressing member 58 downward Movement so that the first, second support chip 421,431 cooperation of the pressure plate 582 of pressing device 5 and auxiliary support apparatus 4 and incite somebody to action Welded workpiece closely compresses, fits together, and makes without displacement, deformation between welded workpiece, to ensure that welding section Focus it is constant, it is ensured that the consistency of the welding quality of welding section each point.At this point, the to-be-welded region of welded workpiece is by auxiliary The support column 41 of supporting mechanism 4 is helped to be supported, next, control system 8 starts the driving portion of welding mechanism 3, welding mechanism 3 driving portion driving plumb joint 32 welds to-be-welded pieces according to preset program.After the completion of welding, control system 8 control pressing device 5 of system, which unclamps workpiece and soldered workpiece is moved on auxiliary working platform 26, carries out blanking.

Main workbench 20 be equipped with the first rolling support 25 and guide part 24, feeding mechanism 7 be equipped with on main workbench 20 Guide part 24 cooperate so that the guide part 72 that pushing part 71 is moved in a predetermined direction, auxiliary support mechanism 4 is equipped with and second Rolling support 44, so that phenomena such as workpiece is less likely to occur sideslip, deformation during transportation, protects welding quality Card.

The to-be-welded region of welded workpiece is supported by the support column 41 of auxiliary support mechanism 4, auxiliary support mechanism 4 The degree of 4 temperature distortion of auxiliary support mechanism in laser beam welding is effectively reduced in the point contact between welded workpiece, improves The service life of auxiliary support mechanism 4, meanwhile, traditional flat support is replaced by the auxiliary support mechanism 4 of setting support column 41 Part substantially reduces auxiliary support mechanism 4 in laser beam welding with the active area of laser, effectively prevent Auxiliary support machine Structure 4 is by laser breakdown.

Clamping device 6 is equipped with first flange 631, the first transmission mechanism, second flange 641 and the second transmission mechanism, manually The first, second flange 631,641 is rotated, clamping plate 622 can not only shifted in the Z-axis direction to clamp workpiece, moreover it is possible to According to different tooling requirements, the position of clamping plate 622 is adjusted in X-axis and Y axis direction and is met so as to adjust clamped position Use demand.

Pressing device 5 combines the first, second cylinder 51,52 to drive compressing member 58 using the first, second drive rod 55,56 Welded workpiece is compressed with the first, second support chip 421,431 cooperation on auxiliary support mechanism 4, due to cylinder energy Biggish torque is provided, therefore two layers of plate to be welded can be closely compacted fit together, makes tape welding fitting without shifting Position and deformation, to ensure that the constant of welding section focus, it is ensured that the consistency of the welding quality of welding section each point mentions significantly High welding quality.

Above embodiments are merely to illustrate the utility model and not limit technical solution described in the utility model, right The understanding of this specification should be based on person of ordinary skill in the field, although this specification is referring to the above embodiments Detailed description is had been carried out to the utility model, still, those skilled in the art should understand that, technical field Technical staff still the utility model can be modified or replaced equivalently, and all do not depart from the essence of the utility model The technical solution and its improvement of mind and range, should all cover in the scope of the claims of the utility model.

Claims (8)

1. a kind of laser welding apparatus with auxiliary support mechanism, it is characterised in that: including pedestal, workbench, be set to bottom The welding mechanism of seat top, be set to be used to support below the welding mechanism welded workpiece the auxiliary support mechanism, The pressing device for compressing welded workpiece that is set on the pedestal is set to the workbench side for clamping work The clamping device of part, the control system of the feeding mechanism being connect with the clamping device and setting on the base, it is described auxiliary Supporting mechanism is helped to be equipped with several spaced support columns for being used to support to-be-welded pieces.

2. the laser welding apparatus according to claim 1 with auxiliary support mechanism, it is characterised in that: the auxiliary branch Support mechanism includes that support plate and the first, second supporting block positioned at support plate two sides, the support column are set in support plate simultaneously Extend to the direction far from ground.

3. the laser welding apparatus according to claim 2 with auxiliary support mechanism, it is characterised in that: the support column Top be located in same plane parallel to the ground.

4. the laser welding apparatus according to claim 2 with auxiliary support mechanism, it is characterised in that: the support plate By being not easy by laser breakdown and material resistant to high temperature is made, the material is red copper.

5. the laser welding apparatus according to claim 2 with auxiliary support mechanism, it is characterised in that: described first, The side of second supporting block towards support plate is equipped with spaced apart several first, second convex stupefied, and described adjacent first is convex Stupefied and adjacent second it is convex it is stupefied between be equipped with the second rolling support.

6. the laser welding apparatus according to claim 2 with auxiliary support mechanism, it is characterised in that: the bonding machine Structure includes mobile mould group, the driving portion for driving mobile mould group movement and the laser welding head being set in mobile mould group, institute State the lower section that support plate is located at the laser welding head.

7. the laser welding apparatus according to claim 2 with auxiliary support mechanism, it is characterised in that: the auxiliary branch Support mechanism further includes the first, second support chip in first, second supporting block.

8. the laser welding apparatus according to claim 7 with auxiliary support mechanism, it is characterised in that: the compression dress Set including be fixed on pedestal the first, second cylinder, be respectively adjacent to the first, second cylinder setting the first, second support rod, point Not by the first, second drive rod of the first, second cylinder driving and the compressing member being connected between the first, second drive rod, institute It states compressing member and is equipped with and cooperate with first, second support chip to compress the pressure plate of welded workpiece.