CN219944939U - Multi-station laser welding workstation - Google Patents

Abstract

The utility model relates to a welding device, in particular to a multi-station laser welding workstation, which comprises a wire feeder, a mechanical arm, a laser welding gun head arranged on the mechanical arm, and further comprises: the fixed welding table is positioned at one side of the mechanical arm; the positioner is positioned at the other side of the mechanical arm; and the wire filling device is arranged on the laser welding gun head and is arranged opposite to the welding spot of the laser welding gun head. The multi-station laser welding workstation provided by the utility model can realize self-fusion welding and filler wire welding, has a plurality of welding stations, can weld various workpieces, and has the advantages of wide welding range and high welding efficiency.

Description

Multi-station laser welding workstation

Technical Field

The utility model relates to a welding device, in particular to a multi-station laser welding workstation.

Background

The utility model discloses a robot manipulator for welding as disclosed in CN210633105U, it includes supporting seat, rotation seat, first robotic arm, second robotic arm, laser emission mechanism and work piece place the platform, rotation seat and work piece place the platform setting in the both ends of supporting seat, first robotic arm sets up on rotating the seat, second robotic arm is connected with first robotic arm, laser emission mechanism sets up on the second robotic arm; the support base comprises a first driving motor, a driving screw, a first sliding block and a group of support legs, wherein the first driving motor is arranged on the inner surface of the bottom end of the support base through the group of support legs, the driving screw is arranged on one side of the first driving motor, and the first sliding block is sleeved on the driving screw. The device has only one workbench and can only realize self-fusion welding.

Disclosure of Invention

In order to solve the problems, the utility model provides a multi-station laser welding workstation capable of carrying out various welding and multiple welding stations, which comprises the following specific technical scheme:

the utility model provides a multistation laser welding workstation, includes wire feeder, arm and installs laser welder head on the arm, still includes: the fixed welding table is positioned at one side of the mechanical arm; the positioner is positioned at the other side of the mechanical arm; and the wire filling device is arranged on the laser welding gun head and is arranged opposite to the welding spot of the laser welding gun head.

Preferably, the wire filling device comprises: the filling screw rod is arranged on the laser welding gun head; the wire filling seat is hinged to the wire filling rod, and an angle adjusting groove and a clamping groove are formed in the wire filling seat; the angle adjusting screw is arranged on the filler wire seat and penetrates through the angle adjusting groove to fix the angle of the filler wire seat; the wire feeding pipe is arranged in the clamping groove; and the wire feeding head is arranged at the tail end of the wire filling rod and is opposite to the welding spot of the laser welding gun head.

Further, the method further comprises the following steps: the filler wire base is arranged on the laser welding gun head, a filler wire sliding groove is formed in the filler wire base, a filler wire guide block is arranged on the filler wire rod, and the filler wire guide block is movably inserted into the filler wire sliding groove; and the filler screw passes through a filler adjusting groove on the filler rod and is arranged on the filler base.

Preferably, the welding device further comprises an inclination angle connecting device, wherein the inclination angle connecting device is respectively connected with the laser welding gun head and the mechanical arm and is used for enabling the laser welding gun head to be in an inclined state convenient for welding.

Further, the tilt angle connecting device includes: the connecting disc is connected with the mechanical arm; one end of the connecting bent arm is connected with the connecting disc; and the connecting plate is respectively connected with the connecting bent arm and the laser welding gun head.

Preferably, the positioner includes: the displacement frame is positioned at one side of the mechanical arm; the deflection table is rotatably arranged on the deflection frame; and the displacement motor is connected with the displacement table.

Further, a welding through hole and a plurality of fixing screw holes are formed in the deflection table.

Preferably, a third clamping device is further included, the third clamping device including: a third clamping floor mounted on the positioner; the third side positioning block is arranged on the third clamping bottom plate; the third side elbow clamp is arranged opposite to the third side positioning block; the third end positioning block is arranged at one end of the third clamping bottom plate; and the third end elbow clamp is arranged opposite to the third end positioning block.

Preferably, the second clamping device is further included, the second clamping device includes: a second clamping base plate mounted on the positioner; the second positioning seat is arranged on the second clamping bottom plate; the second positioning blocks are arranged on the second positioning seats and are provided with a plurality of positioning blocks; the clamping cylinder is arranged on the second clamping bottom plate; and the second clamping block is arranged on the clamping cylinder and is positioned above the second positioning seat.

Preferably, the first clamping device is further included, and the first clamping device includes: the first clamping bottom plate is arranged on the fixed welding table; the first positioning rod is arranged on the first clamping bottom plate; the first positioning seat is provided with a first positioning groove, is arranged on the first clamping bottom plate and is positioned on one side of the first positioning rod; a first positioning block mounted on the first clamping base plate; and the first positioning frame is arranged on the first clamping bottom plate and is opposite to the first positioning block.

Compared with the prior art, the utility model has the following beneficial effects:

the multi-station laser welding workstation provided by the utility model can realize self-fusion welding and filler wire welding, has a plurality of welding stations, can weld various workpieces, and has the advantages of wide welding range and high welding efficiency.

Drawings

FIG. 1 is a schematic diagram of a multi-station laser welding station;

FIG. 2 is a top view of a multi-station laser welding station;

FIG. 3 is a schematic structural view of a wire filling device;

FIG. 4 is a side view of a filler wire apparatus;

FIG. 5 is a schematic view of the structure of the dip angle attachment and filler wire assembly mounted on a laser welding gun head;

FIG. 6 is a front view of FIG. 5;

FIG. 7 is a schematic view of a positioner;

FIG. 8 is a cross-sectional view of the positioner;

FIG. 9 is an assembled schematic view of a speed reducer and a shift motor;

FIG. 10 is a schematic view of the structure of the first clamping device;

FIG. 11 is a schematic view of a second clamping device;

fig. 12 is a schematic structural view of a third clamping device.

Detailed Description

The utility model will now be further described with reference to the accompanying drawings.

Example 1

As shown in fig. 1 to 12, a multi-station laser welding station includes a wire feeder, a laser torch head 2, a robot arm 1, a fixed welding table 41, a positioner 7, and a wire filling device 3.

The laser welding gun head 2 is mounted on the mechanical arm 1, and the mechanical arm 1 is mounted on the welding base 11. The fixed welding table 41 and the position changing machine 7 are respectively positioned on two sides of the mechanical arm 1 and in the working range of the mechanical arm 1, multi-station welding is realized, the position changing machine 7 can rotate a workpiece, complex welding can be realized by matching with the mechanical arm 1, and the welding application range is improved. The filler wire device 3 is arranged on the laser welding gun head 2 and is arranged opposite to a welding spot of the laser welding gun head 2, and is used for improving welding wires, realizing filler wire welding and expanding the welding application range.

As shown in fig. 3 and 4, the wire filling device 3 includes a wire filling base 31, a wire filling rod 32, a wire filling base 35, an angle adjusting screw 34, a wire feeding tube 36, and a wire feeding head 37. The filler wire base 31 is arranged on the laser welding gun head 2 through a screw, a filler wire sliding groove 311 arranged along the length direction is arranged on the filler wire base 31, a filler wire guide block 322 is arranged on the filler wire rod 32, and the filler wire guide block 322 is movably inserted into the filler wire sliding groove 311. The filler rod 32 is provided with a filler rod adjusting groove 321 arranged along the length direction, and the filler rod 32 is fixed on the filler rod base 31 by a filler rod screw 38 penetrating through the filler rod adjusting groove 321. The filler wire adjusting groove 321 facilitates adjusting the extension length of the filler wire rod 32. The end of the filler rod 32 is provided with a U-shaped rotating groove 323, and the filler rod seat 35 is rotatably installed in the rotating groove 323 through the connecting shaft 33. The angle adjusting groove 351 and the clamping groove 352 are further formed in the filler wire seat 35, the angle adjusting groove 351 is an arc-shaped groove formed along the axis of the connecting shaft, and the angle adjusting screw 34 is installed on the filler wire seat 35 and penetrates through the angle adjusting groove 351 and is used for clamping the end portion of the filler wire rod 32 to achieve angle fixing of the filler wire seat 35. The wire feeding tube 36 is arranged in the clamping groove 352, the wire feeding head 37 is arranged at the end part of the wire feeding tube 36, the wire feeding tube 36 can freely adjust the position of the wire feeding head 37, the angle adjusting screw 34 and the wire filling seat 35 are convenient for adjusting the angles of the wire feeding tube 36 and the wire feeding head 37, and then the welding wire is just positioned at the welding point.

As shown in fig. 5 and 6, for convenient welding, the welding difficulty of the mechanical arm 1 is reduced, and the welding device further comprises an inclination angle connecting device, wherein the inclination angle connecting device is respectively connected with the laser welding gun head 2 and the mechanical arm 1 and is used for enabling the laser welding gun head 2 to be in an inclined state for convenient welding. The inclination angle connecting device comprises a connecting disc 21, a connecting bent arm 22 and a connecting plate 23, wherein the connecting disc 21 is used for being connected with the mechanical arm 1, the connecting disc 21 and the connecting plate 23 are respectively arranged at two ends of the connecting bent arm 22, the clamping angle of the connecting bent arm 22 is 40-70 degrees, and the connecting plate 23 is used for being connected with the laser welding gun head 2.

As shown in fig. 7 to 9, the index 7 includes an index frame, an index table 79, and an index motor 73. The deflection frame comprises a deflection base 71 and deflection upright posts 72, and fork truck holes 711 are formed in the deflection base 71, so that the deflection frame is convenient to carry. The displacement posts 72 are fixed to both ends of the displacement base 71. The displacement table 79 is provided with a welding through hole 792 and a plurality of fixing screw holes 791, the welding through hole 792 enables the displacement table 79 to be called as a rectangular frame, and the fixing screw holes 791 are arranged along an edge array and used for installing a clamp. One end of a deflection table 79 is rotatably mounted on one of the deflection upright posts 72 through a deflection shaft 77 and a bearing seat 78, the other end of the deflection table is connected with a speed reducer 74, the speed reducer 74 is mounted on the other deflection upright post 72 through a connecting flange 75, and a deflection motor 73 is mounted on the connecting flange 75. The displacement motor 73 drives the displacement table 79 to rotate through the speed reducer 74, so as to perform duplicate welding in cooperation with the laser welding gun head 2.

In order to facilitate replacement of the displacement table 79, a displacement seat is further arranged between the displacement table 79 and the speed reducer 74 as well as between the displacement shaft 77, and the displacement seat is L-shaped, so that the displacement table 79 is convenient to install.

Example two

On the basis of the above embodiment, the first clamping device 4, the second clamping device 6 and the third clamping device 5 are also included.

As shown in fig. 10, the first clamping device 4 is used for welding a circular tube base 40, and the circular tube base comprises a circular tube, a screw hole plate welded inside the circular tube and a rectangular first fixing plate welded at the bottom of the circular tube. The first clamping device 4 includes a first clamping base plate 42, a first positioning rod 44, a first positioning seat 43, a first positioning block 45, and a first positioning frame 46. The first clamping bottom plate 42 is arranged on the fixed welding table 41, so that the replacement is convenient; the first positioning rod 44 is mounted on the first clamping bottom plate 42 and is used for being inserted into the circular tube to position the circular tube and the height of the screw hole plate. The first positioning seat 43 is provided with a first positioning groove matched with the round tube, the first positioning seat 43 is arranged on the first clamping bottom plate 42 and is positioned on one side of the first positioning rod 44, and the first positioning seat is used for being matched with the first positioning rod 44 to position the round tube. The first positioning block 45 is installed on the first clamping bottom plate 42 and is provided with four positioning grooves which are matched with the first fixing plates, so that the first fixing plates are positioned, the first positioning frame 46 is installed on the first clamping bottom plate 42 and is positioned on one side of the first positioning block 45, and the first positioning frame 46 is provided with the second positioning grooves matched with the round tubes. The first fixing plate is clamped in the first positioning block 45, the round tube is placed on the first fixing plate and clamped in the second positioning groove, positioning of the round tube and the first fixing plate is achieved, and then welding is conducted. The welding of the tube seat is realized in two steps.

As shown in fig. 11, the second clamping device 6 is used for welding a square tube holder 60, which includes a rectangular second fixing plate and a second square tube welded to the second fixing plate. The second clamping device 6 comprises a second clamping bottom plate 61, second positioning seats 67, second positioning blocks 68, clamping cylinders 64 and second clamping blocks 66, wherein the second clamping bottom plate 61 is mounted on a deflection table 79 through screws, the second positioning seats 67 are mounted on the second clamping bottom plate 61 through connecting blocks, and the second positioning blocks 68 are mounted on the second positioning seats 67 and are provided with four second positioning blocks for positioning a second fixing plate. The clamping cylinder 64 is arranged on the second clamping bottom plate 61 through the cylinder connecting plate 23, the clamping cylinder 64 is a multi-shaft cylinder, the clamping cylinder 64 is connected with the second clamping block 66 through a clamping connecting rod, an upper positioning groove matched with the square tube is arranged on the second clamping block 66, and the clamping cylinder 64 drives the second clamping block 66 to compress the square tube on the second fixing plate, and then welding is carried out. The square tube is inserted into the upper positioning groove.

As shown in fig. 12, the third clamping device 5 is used for welding an i-frame 50, which comprises three square tubes constituting an i-shape. The third clamping device 5 comprises a third clamping base plate 51, a third side positioning block 54, a third toggle clamp, a third end positioning block 53 and a third end toggle clamp 55, all mounted on the third clamping base plate 51. The third clamping base plate 51 is mounted to the displacement table 79 by screws. The third side positioning blocks 54 are installed on one side of the third clamping bottom plate 51, and four third side positioning blocks 54 are arranged, wherein two of the third side positioning blocks are respectively opposite to square tubes at two ends of the I-shaped frame, and the other two third side positioning blocks are used for positioning middle square tubes. The third side elbow clamp 56 is arranged on the other side of the third clamping bottom plate 51, and the third side elbow clamp 56 is arranged opposite to the third side positioning block 54; for pressing the h-bracket against the third side locating block 54. A third end positioning block 53 and a third end toggle clamp 55 are respectively installed at both ends of the third clamping base plate 51 for pressing the spool from both ends of the spool.

The technical principle of the present utility model is described above in connection with the specific embodiments. The description is made for the purpose of illustrating the general principles of the utility model and should not be taken in any way as limiting the scope of the utility model. Other embodiments of the utility model will occur to those skilled in the art from consideration of the specification and practice of the utility model without the need for inventive faculty, and are within the scope of the claims.

Claims (10)

1. The utility model provides a multistation laser welding workstation, includes wire feeder, arm (1) and installs laser welder head (2) on arm (1), its characterized in that still includes:

a fixed welding table (41), wherein the fixed welding table (41) is positioned on one side of the mechanical arm (1);

the positioner (7) is positioned on the other side of the mechanical arm (1); a kind of electronic device with high-pressure air-conditioning system

And the wire filling device (3) is arranged on the laser welding gun head (2) and is opposite to a welding spot of the laser welding gun head (2).

2. A multi-station laser welding station according to claim 1, characterized in that the filler wire device (3) comprises:

a filling rod (32), wherein the filling rod (32) is arranged on the laser welding gun head (2);

the wire filling seat (35), the wire filling seat (35) is hinged on the wire filling rod (32), and the wire filling seat (35) is provided with an angle adjusting groove (351) and a clamping groove (352);

an angle adjusting screw (34), wherein the angle adjusting screw (34) is installed on the filler wire seat (35) and penetrates through the angle adjusting groove (351) to fix the angle of the filler wire seat (35);

a wire feed pipe (36), the wire feed pipe (36) being mounted within the clamping groove (352); a kind of electronic device with high-pressure air-conditioning system

And the wire feeding head (37) is arranged at the tail end of the wire filling rod (32) and is opposite to the welding spot of the laser welding gun head (2).

3. A multi-station laser welding station as defined in claim 2, further comprising:

the wire filling base (31), the wire filling base (31) is arranged on the laser welding gun head (2), a wire filling sliding groove (311) is formed in the wire filling base (31), a wire filling guide block (322) is arranged on the wire filling rod (32), and the wire filling guide block (322) is movably inserted into the wire filling sliding groove (311); a kind of electronic device with high-pressure air-conditioning system

And the filler wire screw (38) passes through a filler wire adjusting groove (321) on the filler wire rod (32) and is arranged on the filler wire base (31).

4. A multi-station laser welding station according to any one of claims 1 to 3, further comprising tilt angle connection means connected to the laser torch head (2) and the robot arm (1), respectively, for bringing the laser torch head (2) into a tilted state for facilitating welding.

5. A multi-station laser welding station as set forth in claim 4 wherein said tilt angle attachment means comprises:

a connecting disc (21), wherein the connecting disc (21) is connected with the mechanical arm (1);

a connecting bent arm (22), wherein one end of the connecting bent arm (22) is connected with the connecting disc (21); a kind of electronic device with high-pressure air-conditioning system

The connecting plate (23), connecting plate (23) respectively with connect curved arm (22) and laser welder head (2).

6. A multi-station laser welding station according to claim 1, characterized in that said positioner (7) comprises:

the displacement frame is positioned at one side of the mechanical arm (1);

a displacement table (39), wherein the displacement table (39) is rotatably installed on the displacement frame; a kind of electronic device with high-pressure air-conditioning system

And a displacement motor (33), wherein the displacement motor (33) is connected with the displacement table (39).

7. A multi-station laser welding station as defined in claim 6, wherein,

the deflection table (39) is provided with a welding through hole (392) and a plurality of fixing screw holes (391).

8. A multi-station laser welding station according to claim 1, further comprising a third clamping device (5), said third clamping device (5) comprising:

a third clamping base plate (51), the third clamping base plate (51) being mounted on the positioner (7);

a third side positioning block (54), the third side positioning block (54) being mounted on the third clamping base plate (51);

a third lateral elbow clamp (56), the third lateral elbow clamp (56) being disposed opposite the third lateral locating block (54);

a third end positioning block (53), wherein the third end positioning block (53) is installed at one end of the third clamping bottom plate (51); a kind of electronic device with high-pressure air-conditioning system

And a third end elbow clamp (55), wherein the third end elbow clamp (55) is arranged opposite to the third end positioning block (53).

9. A multi-station laser welding station according to claim 1, further comprising a second clamping device (6), said second clamping device (6) comprising:

a second clamping base plate (61), the second clamping base plate (61) being mounted on the positioner (7);

a second positioning seat (67), wherein the second positioning seat (67) is installed on the second clamping bottom plate (61);

the second positioning blocks (68) are arranged on the second positioning seats (67) and are provided with a plurality of second positioning blocks (68);

-a clamping cylinder (64), said clamping cylinder (64) being mounted on said second clamping base plate (61); a kind of electronic device with high-pressure air-conditioning system

And the second clamping block (66) is arranged on the clamping cylinder (64) and is positioned above the second positioning seat (67).

10. A multi-station laser welding station according to claim 1, further comprising a first clamping device (4), said first clamping device (4) comprising:

a first clamping base plate (42), the first clamping base plate (42) being mounted on the fixed welding table (41);

a first positioning rod (44), the first positioning rod (44) being mounted on the first clamping base plate (42);

the first positioning seat (43), a first positioning groove is formed in the first positioning seat (43), and the first positioning seat (43) is installed on the first clamping bottom plate (42) and is located on one side of the first positioning rod (44);

a first positioning block (45), the first positioning block (45) being mounted on the first clamping base plate (42); a kind of electronic device with high-pressure air-conditioning system

And a first positioning frame (46), wherein the first positioning frame (46) is installed on the first clamping bottom plate (42) and is arranged opposite to the first positioning block (45).