CN206122909U - Laser welding processes auxiliary system - Google Patents

Abstract

The utility model discloses a laser welding processes auxiliary system, including work platform, be equipped with at least one welding and compress tightly platform, every on this work platform the welding compresses tightly the platform and respectively is furnished with two at least storage device, every storage device respectively is furnished with a robotic arm assembly, and this robotic arm assembly is used for treating that weld workpiece snatchs the welding and compresses tightly the bench in the storage device. In such a structure, through robotic arm assembly treating that weld workpiece snatchs to the welding and compress tightly the platform in with storage device, and through the welding compress tightly the platform will treat that weld workpiece compresses tightly, the location, whole system novel structure, the degree of automation of laser welding processing is greatly improved, reduces the labor intensity of workers, the efficiency of welding process is improved, and welding quality has effectively been improved, the stability of finished product quality has been guaranteed, the waste product incidence has been reduced by a wide margin, the production cost is lowered, has high practicality.

Description

Laser welding processes aid system

Technical field

This utility model belongs to technical field of laser processing, and in particular to a kind of laser welding processes aid system.

Background technology

Laser welding is a kind of new welding manner, mainly for thin-walled material, the welding of precision component, is capable of achieving point Weldering, butt welding, stitch welding, seal weld etc., high with depth-to-width ratio, weld width is little, and heat affected area is little, deformation is little, and speed of welding is fast, Smooth welded seam, attractive in appearance, without the need for processing or only needing simple process, weldquality is high, and pore-free is accurately controlled, and focuses on light for postwelding Point is little, and positioning precision is high, the advantages of easily realize automatization.

Traditional laser welding processing is placed on workpiece to be welded on welding bench using manual type, then hand-held Workpiece to be welded is simultaneously simply positioned, and reusing welding equipment carries out welding processing, whole automation technolo low degree, The problem that production and processing efficiency is low, labor strength is big, waste time and energy not only is caused, and welding bench can not be to be welded The workpiece for connecing reliably is positioned, and makes welding quality unstable, percent defective remain high.Solving problem above becomes when business It is anxious.

Utility model content

To solve above technical problem, this utility model provides a kind of laser welding and processes aid system, and structure is novel, from Dynamicization degree is high, can accurately, reliably position workpiece to be welded, effectively increases welding quality, and laser greatly improved Welding processing efficiency.

For achieving the above object, technical solutions of the utility model are as follows：

A kind of laser welding processes aid system, and it is characterized by：Including work platformses, be provided with the work platformses to Few welding pressing table, each described welding pressing table is respectively furnished with least two storage devices, and each described storage device is each It are furnished with a robot assemblies, the robot assemblies are used for the workpiece grabbing to be welded in storage device to welding pressing table On.

Using above structure, by robot assemblies by the workpiece grabbing to be welded in storage device to welding pressing table, And by welding pressing table workpiece to be welded is compressed, positioned, whole system structure is novel, substantially increases laser welding The automaticity of processing, reduces the labor intensity of workman, improves laser welding working (machining) efficiency, and effectively increases welding Quality, it is ensured that the stability of end product quality, significantly reduces waste product incidence rate, so as to reduce production cost, with high Practicality.

As preferred：The welding pressing table includes welding bench body and hold-down mechanism, and the hold-down mechanism includes being arranged on First telescopic cylinder of the work platformses bottom, the First piston bar of first telescopic cylinder connects through after the work platformses Pneumatic briquetting is connected to, the pneumatic briquetting has outwards horizontal-extending pressing plate, the pressing plate is located at just going up for the welding bench body Side, is provided with about at least one welding groove for running through on the pressing plate, and the bearing of trend of the welding groove prolongs with the pressing plate Stretch direction consistent.Using above structure, quickly to-be-welded pieces can be compressed on welding bench, be made both welding positions Laminating, cylinder control pressing plate accurately pushes down two welding laminating positions of to-be-welded pieces, it is ensured that will not between two weldments Generation relative movement, improves the welding quality of welding finished product.

As preferred：The puff prot for injecting protective gas is provided with the junction of the pneumatic briquetting and pressing plate, should The injection direction of puff prot is consistent with the bearing of trend of the pressing plate.Using above structure, protective gas can protect condenser lenses From metal vapors pollution and the sputtering of liquid molten drop, and can make workpiece in welding process from oxidation, while dispersing Gao Gong The plasma shielding that rate laser welding is produced.

As preferred：The alignment pin and limited block for positioning workpiece to be welded is provided with the welding bench body, The deck for positioning the pressing plate is provided with the welding bench body, the deck is located at the underface of the pressing plate outer end, Bottom width at the deck opening is identical with the width of the pressing plate outer end.Using above structure, it is ensured that weldment two Welding position laminating is accurate, substantially increases the welding quality of welding finished product.

As preferred：The storage device includes base, and rotatable rotation material storage mechanism, the rotation are provided with the base Turn material storage mechanism including rotation dish, the rotary cylinder for driving the turn disc and be arranged in the rotation dish extremely The material-storing box of few two upper openings, is provided with liftable material tray in each material-storing box, is provided with the base For driving the elevating mechanism of the material tray lifting.Using above structure, one of material-storing box is by material tray to weldering Pressing table feeding is connect, while workman can supplement material to other material-storing boxs, when there is no material in the material-storing box of feeding, is rotated Disk is rotated, and the material-storing box for loading full with substance is gone to into preliminary station to welding pressing table feeding, and workman continues to empty material-storing box Material is supplemented, whole laser welding system is substantially reduced because filler causes the time of shutdown, the labor intensity of workman is reduced, Improve the efficiency of laser welding processing.

As preferred：The elevating mechanism includes the double guide rod screw mandrel groups being arranged on the base and drives this pair to lead The motor of bar screw mandrel group；The described pair of guide rod screw mandrel group includes elevator, the outside framework being arranged on the base and The screw mandrel being arranged on the outside framework and two guide rods, two guide rods are located at the both sides of screw mandrel, and three is parallel to each other, institute Stating elevator can be along two guide rod lifting under the driving of the screw mandrel, and being provided with the elevator can drive the material tray The lifting block of lifting.Using above structure, the rotation of screw mandrel in double guide rod screw mandrel groups is driven by motor, can accurately be controlled The height of material tray lifting.

As preferred：The first belt pulley is arranged with the output shaft of the motor, is arranged with the screw mandrel Second belt pulley, is connected between second belt pulley and first belt pulley by belt.Using above structure, by stepping Motor and belt pulley transmission mechanism can accurately control the rotation of screw mandrel, realize the accurate control to elevator lifting distance, And then accurate control of the realization to lifting block lifting distance, realize self-feeding.

As preferred：The robot assemblies include mechanical arm body, rotary mounting seat, are arranged on the rotary mounting seat And the second telescopic cylinder of the mechanical arm body lifting can be driven, be arranged on the work platformses and the rotation can be driven Turn the drive mechanism of mounting seat rotation, one end of the mechanical arm body is fixed with the second piston bar of second telescopic cylinder Connection, in the other end of the mechanical arm body downward vacuum cup is provided with.Using above structure, by the second telescopic cylinder Tool arm body is rotated and is lifted with drive mechanism, and realize treating the crawl of welding workpiece by vacuum cup.

As preferred：The drive mechanism includes servomotor and is connected to the servomotor and the rotary mounting seat Between decelerator.Using above structure, the output shaft of servomotor is rotated mounting seat lifting Jing after decelerator deceleration.

As preferred：Finished product conveyer belt is provided with the work platformses.Using above structure, will by mechanical arm body The finished product that welding is completed is transferred on conveyer belt, realizes self-emptying.

Compared with prior art, the beneficial effects of the utility model are：

The laser welding processing aid system provided using this utility model, structure is novel, it is easy to accomplish, substantially increase The automaticity of laser welding processing, reduces the labor intensity of workman, improves welding processing efficiency, and effectively increases Welding quality, it is ensured that the stability of end product quality, significantly reduces waste product incidence rate, so as to reduce production cost, has High practicality.

Description of the drawings

Fig. 1 is structural representation of the present utility model；

Fig. 2 is the structural representation of storage device；

Fig. 3 is the cross-sectional view of Fig. 2；

Fig. 4 is the assembling schematic diagram of work platformses and welding pressing table；

Fig. 5 is the cross-sectional view of Fig. 4；

Fig. 6 is the enlarged drawing in Fig. 4 at A；

Fig. 7 is the structural representation of robot assemblies.

Specific embodiment

With reference to embodiments the utility model is described in further detail with accompanying drawing.

As shown in figure 1, a kind of laser welding processes aid system, including work platformses 1, it is provided with the work platformses 1 Two welding pressing tables 2, each described welding pressing table 2 is respectively furnished with two storage devices 3, and two storage devices 3 are located at respectively By the work platformses 1 of the left and right sides of welding pressing table 2, each described storage device 3 is respectively furnished with a robot assemblies 4, should Robot assemblies 4 are arranged on the work platformses 1, and each robot assemblies 4 is used for from a corresponding storage device 3 By on workpiece grabbing to be welded to welding pressing table 2, each welding pressing table 2 simultaneously compresses two workpiece to be welded, Laser welding processing is waited for, and finished product conveyer belt 5 is provided with the work platformses 1, robot assemblies 4 are by laser welding The finished work-piece for completing to be grabbed and be transported to specified location on the finished product conveyer belt 5, realizes self-emptying.

Fig. 4～Fig. 6 is referred to, the welding pressing table 2 includes welding bench body 21 and hold-down mechanism 22, the hold-down mechanism 22 include being arranged on the first telescopic cylinder 221 of the bottom of the work platformses 1, the First piston bar of first telescopic cylinder 221 221a is connected with pneumatic briquetting 222 through after the work platformses 1, and the pneumatic briquetting 222 has outwards horizontal-extending pressing plate 223, the pressing plate 223 is located at the surface of the welding bench body 21, is equipped with the pressing plate 223 about two and runs through Welding groove 223a, the bearing of trend of welding groove 223a is consistent with the bearing of trend of the pressing plate 223.And in the pneumatic briquetting 222 and the junction of pressing plate 223 be provided with puff prot 224 for injecting protective gas, the injection direction of the puff prot 224 and institute The bearing of trend for stating pressing plate 223 is consistent.

Fig. 6 is referred to, alignment pin 211 and limit for positioning workpiece to be welded are provided with the welding bench body 21 Position block 212, is not in cunning by alignment pin 211 and limited block 212 when two panels workpiece to be welded is placed on welding bench body 21 Dynamic and displacement, it is ensured that the welding position laminating between two weldments is accurate, substantially increases the welding quality of welding finished product. The deck 213 for positioning the pressing plate 223 is provided with the welding bench body 21, the deck 213 is located at outside the pressing plate 223 The underface at end, the bottom width at the opening of the deck 213 is identical with the width of the outer end of the pressing plate 223, it is ensured that treat Welding workpiece compresses spacing reliability.

Fig. 2 and Fig. 3 is referred to, the storage device 3 includes base 31, rotatable rotation storage is provided with the base 31 Material mechanism 32, the rotation material storage mechanism 32 include rotation dish 321, for the rotary cylinder 322 that drives the rotation dish 321 to rotate with And be arranged in the rotation dish 321, the material-storing box 323 of two upper openings, two material-storing boxs 323 are symmetrically disposed in and turn On Moving plate 321, and can under the driving of rotary cylinder 322 rapid interchangeable position.And can in interior being provided with of each material-storing box 323 The material tray 324 of lifting, is provided with the elevating mechanism 33 for driving the lifting of material tray 324 on the base 31.

Fig. 2 and Fig. 3 is referred to, the elevating mechanism 33 includes the double guide rod screw mandrel groups 331 being arranged on the base 31 And drive the motor 332 of this pair of guide rod screw mandrel group 331；Described pair of guide rod screw mandrel group 331 includes elevator 331a, arranges Outside framework 331d on the base 31 and screw mandrel 331b being arranged on outside framework 331d and two guide rod 331c, Two guide rod 331c are located at the both sides of screw mandrel 331b, and three is parallel to each other, and the elevator 331a is in the screw mandrel Can be along two guide rod 331c liftings under the drive of 331b, being provided with elevator 331a can drive 324 liters of the material tray The lifting block 333 of drop.The first belt pulley 334 is arranged with the output shaft 332a of the motor 332, in the screw mandrel The second belt pulley 335 is arranged with 331b, is connected by belt 336 between second belt pulley 335 and first belt pulley 334 Connect.

Fig. 7 is referred to, the robot assemblies 4 include mechanical arm body 41, rotary mounting seat 45, are arranged on the rotation peace Fill on seat 45 and can drive the second telescopic cylinder 42 of the lifting of the mechanical arm body 41, be arranged on the work platformses 1 And can drive the rotary mounting seat 45 rotate drive mechanism 43, the drive mechanism 43 include servomotor 431 and connection Decelerator 432 between the servomotor 431 and the rotary mounting seat 45.One end of the mechanical arm body 41 with it is described The second piston bar of the second telescopic cylinder 42 is fixedly connected, and the other end of the mechanical arm body 41 is provided with downward vacuum and inhales Disk 44.Mechanical arm body 41 being rotated by servomotor 431, under the driving of the second telescopic cylinder 42 lift, and By the grabbing workpiece of vacuum cup 44.

Fig. 3, Fig. 5 and Fig. 7 are referred to, by the vacuum cup 44 of mechanical arm body 41 first material detector is provided with 61, the first material detector 61 is used to detect whether vacuum cup 44 has captured workpiece.It is provided with welding bench body 21 Two second material detectors 62, the second material detector 62 be used for detect welding bench body 21 whether be placed with two pieces it is to be welded The workpiece for connecing.3 material detector 63 is provided with lifting block 333, and is provided with and the 3 material in material tray 324 The adaptable through hole of detector 63, the 3 material detector 63 is used to detect in material-storing box 323 whether need welding workpiece. 4 materials detector 64 is provided with the top of material-storing box 323, the 4 materials detector 64 is for detecting whether will be to be welded Workpiece gives rise to the position for treating that robot assemblies 4 are captured.Upper position-arresting photoelectric sensor 66 is provided with the outside framework 331d With lower position-arresting photoelectric sensor 65, the upper position-arresting photoelectric sensor 66 and lower position-arresting photoelectric sensor 65 are used to detect elevator Whether 331a reaches upper position-arresting and lower position-arresting.Housing between upper position-arresting photoelectric sensor 66 and lower position-arresting photoelectric sensor 65 Prepared position photoelectric sensor 67 is provided with frame 331d, whether the preparation position photoelectric sensor 67 is used to detect elevator 331a Lifting block 333 is raised to into ready position, the material tray in lifting block 333 and the material-storing box 323 for filling workpiece to be welded is made 324 just abut.

The course of work of the present utility model is as follows：

First all material-storing boxs 323 near work platformses 1 are loaded into workpiece completely to be welded, be that one of welding is compressed Two robot assemblies 4 of the service of platform 2 are each to insert a workpiece to be welded on welding pressing table 2, then welds pressing table 2 By two Work-sheet pressings to be welded, laser welding processing is then carried out, after the completion of welding processing, welding pressing table 2 is no longer limited The finished product that welding is completed is grabbed finished product conveyer belt 5 by the finished product that position welding is completed, one of robot assemblies 4.In welding The finished product that pressing table 2 is completed with welding is separated and the finished product that welding is completed is grabbed finished product conveyer belt 5 by robot assemblies 4 During, laser welding is just being carried out at the same time in another welding pressing table 2 of same work platformses 1.I.e. two welding pressures Tight platform 2 replaces the workpiece to be welded that compresses and have good positioning, and laser welding processing head is to and fro to treating on two welding pressing tables 2 Welding workpiece carries out laser welding processing, therefore whole system only needs to install a laser welding system, is greatling save While manufacturing cost, high laser welding working (machining) efficiency is still kept, with high practicality.

Finally it should be noted that foregoing description is only preferred embodiment of the present utility model, the common skill of this area Art personnel on the premise of without prejudice to this utility model objective and claim, can make under enlightenment of the present utility model Represent as multiple types, such conversion is each fallen within protection domain of the present utility model.

Claims (10)

1. a kind of laser welding processes aid system, it is characterised in that：Including work platformses (1), set on the work platformses (1) There is at least one welding pressing table (2), each described welding pressing table (2) is respectively furnished with least two storage devices (3), each institute State storage device (3) and be respectively furnished with a robot assemblies (4), the robot assemblies (4) are for will be to be welded in storage device (3) Workpiece grabbing is connect to welding pressing table (2).

2. laser welding according to claim 1 processes aid system, it is characterised in that：Welding pressing table (2) bag Welding bench body (21) and hold-down mechanism (22) are included, the hold-down mechanism (22) is including being arranged on the work platformses (1) bottom First telescopic cylinder (221), the First piston bar (221a) of first telescopic cylinder (221) is through after the work platformses (1) Pneumatic briquetting (222) is connected with, the pneumatic briquetting (222) is with outwards horizontal-extending pressing plate (223), pressing plate (223) position In the surface of the welding bench body (21), about at least one welding groove for running through is provided with the pressing plate (223) (223a), the bearing of trend of the welding groove (223a) is consistent with the bearing of trend of the pressing plate (223).

3. laser welding according to claim 2 processes aid system, it is characterised in that：In the pneumatic briquetting (222) The puff prot (224) for injecting protective gas, the injection direction of the puff prot (224) are provided with the junction of pressing plate (223) It is consistent with the bearing of trend of the pressing plate (223).

4. laser welding according to claim 2 processes aid system, it is characterised in that：In the welding bench body (21) On be provided with alignment pin (211) and limited block (212) for positioning workpiece to be welded, arrange on the welding bench body (21) Have the deck (213) for positioning the pressing plate (223), the deck (213) positioned at the underface of the pressing plate (223) outer end, Bottom width at deck (213) opening is identical with the width of the pressing plate (223) outer end.

5. the laser welding according to any one of Claims 1 to 4 processes aid system, it is characterised in that：The storing Device (3) includes base (31), and rotatable rotation material storage mechanism (32), the rotation material storage mechanism are provided with the base (31) (32) including rotation dish (321), for the rotary cylinder (322) that drives the rotation dish (321) to rotate and be arranged on described turning The material-storing box (323) of at least two upper openings on Moving plate (321), is provided with liftable in each material-storing box (323) Material tray (324), is provided with the elevating mechanism (33) for driving material tray (324) lifting on the base (31).

6. laser welding according to claim 5 processes aid system, it is characterised in that：The elevating mechanism (33) includes The double guide rod screw mandrel groups (331) being arranged on the base (31) and the motor for driving this pair of guide rod screw mandrel group (331) (332)；

Described pair of guide rod screw mandrel group (331) includes elevator (331a), the outside framework (331d) being arranged on the base (31) And the screw mandrel (331b) that is arranged on the outside framework (331d) and two guide rods (331c), two guide rod (331c) positions It is parallel to each other in the both sides of screw mandrel (331b), and three, the elevator (331a) can under the driving of the screw mandrel (331b) Along two guide rod (331c) liftings, the lifting that the material tray (324) can be driven to lift is provided with the elevator (331a) Block (333).

7. laser welding according to claim 6 processes aid system, it is characterised in that：In the motor (332) Output shaft (332a) on be arranged with the first belt pulley (334), be arranged with the second belt pulley on the screw mandrel (331b) (335), connected by belt (336) between second belt pulley (335) and first belt pulley (334).

8. laser welding according to claim 5 processes aid system, it is characterised in that：Robot assemblies (4) bag Include mechanical arm body (41), rotary mounting seat (45), be arranged on the rotary mounting seat (45) and can drive the mechanical arm Second telescopic cylinder (42) of body (41) lifting, it is arranged on the work platformses (1) and the rotary mounting seat can be driven (45) live with the second of second telescopic cylinder (42) drive mechanism (43) for rotating, one end of the mechanical arm body (41) Stopper rod is fixedly connected, and the other end of the mechanical arm body (41) is provided with downward vacuum cup (44).

9. laser welding according to claim 8 processes aid system, it is characterised in that：The drive mechanism (43) includes Servomotor (431) and the decelerator (432) being connected between the servomotor (431) and the rotary mounting seat (45).

10. the laser welding according to claim 1 or 8 or 9 processes aid system, it is characterised in that：It is flat in the work Platform (1) is provided with finished product conveyer belt (5).