CN220217201U - Steel member robot welding gantry workstation - Google Patents

Abstract

The utility model discloses a steel member robot welding gantry workstation which comprises a gantry, two gantry rails, a gantry driving mechanism, a tool clamp and a welding robot assembly, wherein the gantry rail is arranged on the gantry; the gantry driving mechanism drives the gantry to slide on the gantry rail along the length direction of the gantry rail, the welding robot assembly is arranged on a beam of the gantry, and the tool clamp is arranged below the gantry and used for overturning a workpiece to be welded; at least two tool clamps are arranged in sequence along the moving direction of the portal frame. According to the utility model, at least two tooling clamps are arranged, one side is used for blanking, and the other side is used for welding, so that the working efficiency is greatly improved; and the fixture is fixed at one end, and the other end is movable, so that the adaptability of the equipment to workpieces is improved.

Description

Steel member robot welding gantry workstation

Technical Field

The utility model relates to a gantry welding workstation for a steel member robot.

Background

After robotic welding has become popular, some large work pieces have slowly become unnecessary to manually weld. In order to better weld large workpieces, the workpiece needs to be turned over. However, most of the existing welding equipment can only work pieces with fixed sizes, and most of the existing welding equipment needs to be subjected to blanking and feeding after welding, so that the welding can be continued, and the working efficiency is required to be improved.

Disclosure of Invention

The utility model aims to provide a steel member robot welding gantry workstation which aims to solve the technical problems in the background technology.

The technical scheme for realizing the aim of the utility model is as follows: a steel member robot welding gantry workstation comprises a gantry, two gantry rails, a gantry driving mechanism, a tooling fixture and a welding robot assembly; the gantry driving mechanism drives the gantry to slide on the gantry rail along the length direction of the gantry rail, the welding robot assembly is arranged on a beam of the gantry, and the tool clamp is arranged below the gantry and used for overturning a workpiece to be welded; at least two tool clamps are arranged in sequence along the moving direction of the portal frame.

Further, the portal frame driving mechanism comprises a first motor, a first gear and a first rack, wherein the first motor is arranged on supporting frames on two sides of the portal frame, the first gear is arranged on an output shaft of the first motor, the first rack is fixed on a portal frame track, and the first gear is meshed with the first rack.

Further, the fixture comprises a fixed base, a position-changing headstock, a position-changing machine tailstock and position-changing machine rails, wherein the fixed base is fixed between the two gantry rails, the position-changing headstock is fixed at one end of the fixed base, the position-changing machine rails are fixed at the other end of the fixed base, and the position-changing machine tailstock is in sliding connection with the position-changing machine rails.

Further, a second motor is arranged on the tailstock of the positioner, a second gear is arranged on an output shaft of the second motor, one end of the fixed base, provided with the positioner, is provided with a second rack parallel to the positioner, and the second gear is meshed with the second rack.

Further, a locking device is arranged on the tailstock of the positioner, and the locking device comprises a locking disc, a locking shaft, a locking gear, a locking rod and a locking pin; the locking disc is fixed on a tailstock of the positioner, the locking shaft penetrates through the center of the locking disc, one end of the locking shaft is fixed with a locking gear meshed with the second rack, the other end of the locking shaft is matched with the locking rod, the locking rod is provided with a locking through hole, and the locking disc is uniformly provided with a plurality of locking blind holes; when the locking device is locked, the lock pin penetrates through the locking through hole, and one end of the lock pin is inserted into the locking blind hole.

Further, the position-changing headstock comprises a frame body, a first rotating mechanism, a lifting mechanism and a fixing mechanism; the first rotating mechanism is arranged on the frame body, the lifting mechanism is arranged on the first rotating mechanism, and the first rotating mechanism drives the lifting mechanism to rotate on a plane perpendicular to the moving direction of the tailstock of the positioner; the fixing mechanism is arranged on the lifting mechanism, and the lifting mechanism drives the fixing mechanism to move up and down.

Further, the first rotating mechanism comprises a third motor, a third gear and a turntable; the third motor is fixed on the frame body, the third gear is fixed on an output shaft of the third motor, and the turntable is rotatably arranged on the frame body and meshed with the third gear.

Further, the positioner tailstock comprises a frame body, a second rotating mechanism, a lifting mechanism and a fixing mechanism; the second rotating mechanism is arranged on the frame body, the lifting mechanism is arranged on the second rotating mechanism, and the second rotating mechanism drives the lifting mechanism to rotate on a plane perpendicular to the moving direction of the tailstock of the positioner; the fixing mechanism is arranged on the lifting mechanism, and the lifting mechanism drives the fixing mechanism to move up and down.

The second rotating mechanism comprises a turntable and an anti-rotation device; the rotatable setting of carousel is on the support body, anti-rotating device is including preventing changeing cylinder, anti-rocking arm, anti-rotating shaft and anti-rotating pin, anti-rotating shaft is fixed on the support body, prevent rotating arm centre and anti-rotating shaft rotate and be connected, anti-rotating pin is fixed on the carousel, anti-rocking arm one end is articulated with anti-rotating cylinder one end, and the other end is provided with and prevents rotating pin matched with recess, the other end and the support body of anti-rotating cylinder are articulated.

Further, the welding robot assembly is in transmission connection with the portal frame through a welding driving mechanism; the welding drive mechanism comprises a welding base and a welding drive motor, the welding drive motor drives the welding base to move on the welding track, and the length direction of the welding track is perpendicular to the length direction of the gantry track.

By adopting the technical scheme, the utility model has the following beneficial effects:

(1) According to the utility model, at least two tooling clamps are arranged, one side is used for blanking, and the other side is used for welding, so that the working efficiency is greatly improved; and the fixture is fixed at one end, and the other end is movable, so that the adaptability of the equipment to workpieces is improved.

(2) According to the utility model, the locking device is arranged on the tailstock of the positioner, so that the tailstock of the positioner does not move any more, and a worker can conveniently fix one end of a workpiece to be welded to the tailstock of the positioner.

(3) According to the fixture disclosed by the utility model, the fixture can be automatically turned over through the rotating mechanism, so that the working efficiency is effectively improved, and the turning difficulty of the fixture is reduced.

(4) The rotation mechanism is provided with the anti-rotation device, so that the workpiece is prevented from overturning and injuring personnel in the manual feeding and discharging process, and the use safety is greatly improved.

Drawings

In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings, in which

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic structural view of a gantry driving mechanism according to the present utility model.

Fig. 3 is a schematic structural view of a base of the gantry of the present utility model.

Fig. 4 is a schematic structural view of an anti-rotation device according to the present utility model.

Fig. 5 is a schematic structural view of the gantry and welding robot assembly of the present utility model.

FIG. 6 is a side cross-sectional view of the tooling fixture of the present utility model.

Fig. 7 is an enlarged view of a portion of fig. 6 a in accordance with the present utility model.

Fig. 8 is a schematic structural diagram of the tooling fixture of the present utility model.

Fig. 9 is a partial enlarged view of B in fig. 8 according to the present utility model.

The reference numerals in the drawings are: portal frame 1, welding track 1-1, portal frame track 2, portal frame driving mechanism 3, first motor 3-1, first gear 3-2, first rack 3-3, fixture 4, fixed base 4-1, second rack 4-1-1, shift headstock 4-2, frame body 4-2-1, first rotary mechanism 4-2-2, lifting mechanism 4-2-3, fixed mechanism 4-2-4, shift machine tailstock 4-3, second rotary mechanism 4-3-1, shift machine track 4-4, welding robot assembly 5, welding robot 5-1, welding cylinder 5-2, locking device 6, locking disk 6-1, locking blind hole 6-1-1, locking shaft 6-2, locking rod 6-3, locking through hole 6-3-1, locking pin 6-4, anti-rotation device 7, anti-rotation cylinder 7-1, anti-rotation arm 7-2, groove 7-2-1, anti-rotation shaft 7-3, anti-rotation pin 7-4, welding base 8-1, motor driving mechanism 8-1, welding driving mechanism 8-2.

Detailed Description

In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the embodiments of the present utility model, it should be understood that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like indicate orientations or positional relationships based on those shown in the drawings, or those conventionally put in place when the inventive product is used, or those conventionally understood by those skilled in the art, merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the embodiments of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. The utility model is further described below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and are not intended to limit the scope of the present utility model.

Example 1

1-9, a steel member robot welding gantry workstation comprises a gantry 1, two gantry rails 2, a gantry driving mechanism 3, a tool fixture 4 and a welding robot assembly 5; the portal frame driving mechanism 3 drives the portal frame 1 to slide on the portal frame track 2 along the length direction of the portal frame track 2, the welding robot assembly 5 is arranged on a beam of the portal frame 1, and the tool clamp 4 is arranged below the portal frame 1 and used for overturning a workpiece to be welded; at least two tool clamps 4 are arranged in sequence along the moving direction of the portal frame 1. In the embodiment, at least two fixture clamps 4 are arranged, one side is used for blanking, and the other side is used for welding, so that the working efficiency is greatly improved; and the tool clamp 4 is fixed at one end and movable at the other end, so that the adaptability of the equipment to workpieces is improved.

The portal frame driving mechanism 3 comprises a first motor 3-1 arranged on supporting frames on two sides of the portal frame 1, a first gear 3-2 arranged on an output shaft of the first motor 3-1, and a first rack 3-3 fixed on the portal frame track 2, wherein the first gear 3-2 is meshed with the first rack 3-3.

The fixture clamp 4 comprises a fixed base 4-1, a position-changing machine head seat 4-2, a position-changing machine tail seat 4-3 and position-changing machine rails 4-4, wherein the fixed base 4-1 is fixed between the two gantry rails 2, the position-changing machine head seat 4-2 is fixed at one end of the fixed base 4-1, the other end of the fixed base 4-1 is fixed with the position-changing machine rails 4-4, and the position-changing machine tail seat 4-3 is in sliding connection with the position-changing machine rails 4-4.

The position changing machine tailstock 4-3 is provided with a second motor, the output shaft of the second motor is provided with a second gear, one end of the fixed base 4-1, on which the position changing machine track 4-4 is arranged, is provided with a second rack 4-1-1 parallel to the position changing machine track 4-4, and the second gear is meshed with the second rack 4-1-1.

The positioner tailstock 4-3 is provided with a locking device 6, and the locking device comprises a locking disc 6-1, a locking shaft 6-2, a locking gear, a locking rod 6-3 and a locking pin 6-4; the locking disc 6-1 is fixed on the tailstock 4-3 of the positioner, the locking shaft 6-2 penetrates through the center of the locking disc 6-1, one end of the locking shaft 6-2 is fixed with a locking gear meshed with the second rack 4-1-1, the other end of the locking shaft is matched with the locking rod 6-3, the locking rod 6-3 is provided with a locking through hole 6-3-1, and the locking disc 6-1 is uniformly provided with a plurality of locking blind holes 6-1-1; when the locking device 6 is locked, the lock pin 6-4 passes through the locking through hole 6-3-1, and one end is inserted into the locking blind hole 6-1-1. The locking device 6 is arranged on the tailstock 4-3 of the positioner, so that the tailstock 4-3 of the positioner can not move any more, and a person can conveniently fix one end of a workpiece to be welded to the tailstock 4-3 of the positioner.

The position-changing headstock 4-2 comprises a frame body 4-2-1, a first rotating mechanism 4-2-2, a lifting mechanism 4-2-3 and a fixing mechanism 4-2-4; the first rotating mechanism 4-2-2 is arranged on the frame body 4-2-1, the lifting mechanism 4-2-3 is arranged on the first rotating mechanism 4-2-2, and the first rotating mechanism 4-2-2 drives the lifting mechanism 4-2-3 to rotate on a plane perpendicular to the moving direction of the tailstock 4-3 of the positioner; the fixing mechanism 4-2-4 is arranged on the lifting mechanism 4-2-3, and the lifting mechanism 4-2-3 drives the fixing mechanism 4-2-4 to move up and down. Wherein the first rotating mechanism 4-2-2 comprises a third motor, a third gear and a turntable; the third motor is fixed on the frame body 4-2-1, the third gear is fixed on the output shaft of the third motor, and the turntable is rotatably arranged on the frame body 4-2-1 and meshed with the third gear. The lifting mechanism 4-2-3 comprises a lifting base, a fourth motor, a lifting sliding rail, a first screw rod and a lifting sliding seat; the lifting base is fixed on the rotating mechanism, the fourth motor and the lifting sliding rail are both fixed on the lifting base, and the first screw rod is fixed on an output shaft of the fourth motor and is arranged in parallel with the lifting sliding rail. The lifting sliding seat is in sliding connection with the lifting sliding rail and is in threaded connection with the first screw rod; the fixing mechanism 4-2-4 is fixed on the lifting slide seat. The fixing mechanism 4-2-4 comprises a translation base, a fifth motor, a second screw rod, a translation sliding rail and a clamp. The translation base is fixed on the lifting slide seat, the fifth motor and the translation slide rail are both fixed on the translation base, and the second screw rod is fixed on the output shaft of the fifth motor and is arranged in parallel with the translation slide rail. The clamp is in sliding connection with the translation sliding rail and is in threaded connection with the second screw rod. The two clamps are arranged, the second screw rod takes the middle of the second screw rod as a decomposition line, threads on the left side and the right side of the second screw rod are oppositely arranged, the two clamps are arranged on the two sides in a quasi-symmetrical mode by taking the middle dividing line of the second screw rod as a dividing line, and the two clamps are driven by a fifth motor to be close to or far away from each other simultaneously.

The positioner tailstock 4-3 comprises a frame body 4-2-1, a second rotating mechanism 4-3-1, a lifting mechanism 4-2-3 and a fixing mechanism 4-2-4. The second rotary mechanism 4-3-1 of the positioner tailstock 4-3 is different from the first rotary mechanism 4-2-2 of the positioner tailstock 4-2, and the rest is basically the same.

The second rotating mechanism 4-3-1 comprises a turntable and an anti-rotation device 7; the rotatable setting of carousel is on support body 4-2-1, anti-rotating device 7 includes anti-rotating cylinder 7-1, anti-rotating arm 7-2, anti-rotating shaft 7-3 and anti-rotating pin 7-4, anti-rotating shaft 7-3 is fixed on support body 4-2-1, anti-rotating arm 7-2 middle and anti-rotating shaft 7-3 rotate and be connected, anti-rotating pin 7-4 is fixed on the carousel, anti-rotating arm 7-2 one end is articulated with anti-rotating cylinder 7-1 one end, the other end is provided with anti-rotating pin 7-4 matched with recess 7-2-1, anti-rotating cylinder 7-1's the other end is articulated with support body 4-2-1. The anti-rotation device 7 is arranged on the second rotating mechanism 4-3-1, so that the workpiece is prevented from overturning and injuring personnel in the manual feeding and discharging process, and the use safety is greatly improved.

The welding robot assembly 5 is in transmission connection with the portal frame 1 through a welding driving mechanism 8; the upper end of a beam of the portal frame 1 is provided with a welding track 1-1, the welding driving mechanism 8 comprises a welding base 8-1 and a welding driving motor 8-2, the welding driving motor 8-2 drives the welding base 8-1 to move on the welding track 1-1, and the length direction of the welding track 1-1 is perpendicular to the length direction of the portal frame 2. The welding robot assembly 5 includes a welding robot 5-1 and a welding cylinder 5-2; the welding cylinder 5-1 is fixed on the welding base 8-1, and the welding cylinder 5-2 drives the welding robot 5-1 to move in a direction perpendicular to the ground. The welding robot 5-1 can move forward and backward, up and down, left and right by the movement of the portal frame 1, the welding base 8-1 and the welding cylinder 5-2.

The working mode of the utility model is as follows: the workpiece to be welded is fixed on a fixture 4 by manual assistance, a position changing machine head seat 4-2 is a driving end, a position changing machine tail seat 4-3 is a driven end, fixtures at two ends adopt a central cross adjusting mode to position the workpiece, and meanwhile, the position changing machine tail seat 4-3 can be movably adjusted to process different workpieces. When the workpiece needs to be overturned, the third motor of the position-changing headstock 4-2 drives the turntable to rotate, and the workpiece is driven to rotate so as to drive the turntable of the position-changing machine tailstock 4-3 to rotate. In order to prevent the driven end from shaking, overturning and injuring workers during loading and unloading, an anti-rotation device 7 is arranged. When welding the workpiece, the workpiece to be welded is fixed on the other fixture 4, one side is fed and discharged, and the other side is welded, so that the working efficiency is greatly improved.

While the foregoing is directed to embodiments of the present utility model, other and further details of the utility model may be had by the present utility model, it should be understood that the foregoing description is merely illustrative of the present utility model and that no limitations are intended to the scope of the utility model, except insofar as modifications, equivalents, improvements or modifications are within the spirit and principles of the utility model.

Claims (10)

1. A steel member robot welding longmen workstation which characterized in that: the welding robot comprises a portal frame (1), two portal frame rails (2), a portal frame driving mechanism (3), a tool clamp (4) and a welding robot assembly (5); the welding robot assembly (5) is arranged on a cross beam of the portal frame (1), and the tool clamp (4) is arranged below the portal frame (1) and used for overturning a workpiece to be welded; at least two tool clamps (4) are arranged in sequence along the moving direction of the portal frame (1).

2. A steel member robot welding gantry work station as claimed in claim 1, wherein: the portal frame driving mechanism (3) comprises a first motor (3-1) arranged on supporting frames on two sides of the portal frame (1), a first gear (3-2) arranged on an output shaft of the first motor (3-1), and a first rack (3-3) fixed on the portal frame track (2), wherein the first gear (3-2) is meshed with the first rack (3-3).

3. A steel member robot welding gantry work station as claimed in claim 1, wherein: the fixture clamp (4) comprises a fixed base (4-1), a position-changing headstock (4-2), a position-changing machine tailstock (4-3) and position-changing machine rails (4-4), wherein the fixed base (4-1) is fixed between two gantry rails (2), the position-changing headstock (4-2) is fixed at one end of the fixed base (4-1), the position-changing machine rails (4-4) are fixed at the other end of the fixed base (4-1), and the position-changing machine tailstock (4-3) is in sliding connection with the position-changing machine rails (4-4).

4. A steel member robot welding gantry work station according to claim 3, wherein: the automatic position changing machine is characterized in that a second motor is arranged on a tail seat (4-3) of the position changing machine, a second gear is arranged on an output shaft of the second motor, one end of a fixed base (4-1) for installing a position changing machine track (4-4) is provided with a second rack (4-1-1) parallel to the position changing machine track (4-4), and the second gear is meshed with the second rack (4-1-1).

5. A steel member robot welding gantry work station according to claim 3, wherein: the positioner tailstock (4-3) is provided with a locking device (6), and the locking device (6) comprises a locking disc (6-1), a locking shaft (6-2), a locking gear, a locking rod (6-3) and a locking pin (6-4); the locking disc (6-1) is fixed on the tail seat (4-3) of the positioner, the locking shaft (6-2) penetrates through the center of the locking disc (6-1), one end of the locking shaft (6-2) is fixed with a locking gear meshed with the second rack (4-1-1), the other end of the locking shaft is matched with the locking rod (6-3), the locking rod (6-3) is provided with a locking through hole (6-3-1), and the locking disc (6-1) is uniformly provided with a plurality of locking blind holes (6-1-1); when the locking device (6) is locked, the locking pin (6-4) penetrates through the locking through hole (6-3-1), and one end of the locking pin is inserted into the locking blind hole (6-1-1).

6. A steel member robot welding gantry work station according to claim 3, wherein: the position-changing headstock (4-2) comprises a frame body (4-2-1), a first rotating mechanism (4-2-2), a lifting mechanism (4-2-3) and a fixing mechanism (4-2-4); the first rotating mechanism (4-2-2) is arranged on the frame body (4-2-1), the lifting mechanism (4-2-3) is arranged on the first rotating mechanism (4-2-2), and the lifting mechanism (4-2-3) is driven by the first rotating mechanism (4-2-2) to rotate on a plane perpendicular to the moving direction of the tail seat (4-3) of the positioner; the fixing mechanism (4-2-4) is arranged on the lifting mechanism (4-2-3), and the lifting mechanism (4-2-3) drives the fixing mechanism (4-2-4) to move in a lifting manner.

7. A steel member robot welding gantry work station as claimed in claim 6, wherein: the first rotating mechanism (4-2-2) comprises a third motor, a third gear and a turntable; the third motor is fixed on the frame body, the third gear is fixed on an output shaft of the third motor, and the turntable is rotatably arranged on the frame body and meshed with the third gear.

8. A steel member robot welding gantry work station according to claim 3, wherein: the position changing machine tailstock (4-3) comprises a frame body (4-2-1), a second rotating mechanism (4-3-1), a lifting mechanism (4-2-3) and a fixing mechanism (4-2-4); the second rotating mechanism (4-3-1) is arranged on the frame body (4-2-1), the lifting mechanism (4-2-3) is arranged on the second rotating mechanism (4-3-1), and the second rotating mechanism (4-3-1) drives the lifting mechanism (4-2-3) to rotate on a plane perpendicular to the moving direction of the tailstock (4-3) of the positioner; the fixing mechanism (4-2-4) is arranged on the lifting mechanism (4-2-3), and the lifting mechanism (4-2-3) drives the fixing mechanism (4-2-4) to move in a lifting manner.

9. A steel member robot welding gantry work station as claimed in claim 8, wherein: the second rotating mechanism (4-3-1) comprises a turntable and an anti-rotation device (7); the rotary table is rotatably arranged on the frame body (4-2-1), the anti-rotation device (7) comprises an anti-rotation cylinder (7-1), an anti-rotation arm (7-2), an anti-rotation shaft (7-3) and an anti-rotation pin (7-4), the anti-rotation shaft (7-3) is fixed on the frame body (4-2-1), the middle of the anti-rotation arm (7-2) is rotatably connected with the anti-rotation shaft (7-3), the anti-rotation pin (7-4) is fixed on the rotary table, one end of the anti-rotation arm (7-2) is hinged with one end of the anti-rotation cylinder (7-1), a groove (7-2-1) matched with the anti-rotation pin (7-4) is formed in the other end of the anti-rotation cylinder (7-1), and the other end of the anti-rotation cylinder is hinged with the frame body (4-2-1).

10. A steel member robot welding gantry work station as claimed in claim 1, wherein: the welding robot assembly (5) is in transmission connection with the portal frame (1) through a welding driving mechanism (8); the welding device is characterized in that a welding track (1-1) is arranged at the upper end of a cross beam of the portal frame (1), the welding driving mechanism (8) comprises a welding base (8-1) and a welding driving motor (8-2), the welding driving motor (8-2) drives the welding base (8-1) to move on the welding track (1-1), and the length direction of the welding track (1-1) is perpendicular to the length direction of the portal frame (2).