CN202684286U - Robot welding workstation for exhaust manifold - Google Patents

Abstract

The utility model relates to an exhaust pipe manifold robot welding workstation, which includes a welding robot, adopts a double-station design, and sets up a welding safety workshop on the base. The positioner includes an external shaft turning mechanism and an external shaft rotating mechanism, and the external shaft turning mechanism includes an external shaft motor and an RV reducer. The positioner is equipped with a welding fixture, and the two positioners are separated by a shading fence. Behind the two positioners, a welding robot and an automatic gun cleaning and wire cutting device are respectively installed; the full digital inverter pulse welding machine and the electrical The control device is connected with the robot control cabinet through the cable, and the robot control cabinet is connected with the welding robot through the cable, and controls the welding robot. Its effect is to use the coordinated linkage between the robot and the external axis positioner to make the welding torch and the workpiece form the best welding posture, and perform one-time continuous arc welding on the workpiece, thereby improving the welding quality and welding efficiency.

Description

Exhaust Manifold Robotic Welding Workstation

technical field

The utility model relates to a robot automatic welding device, in particular to an exhaust pipe manifold robot welding workstation.

Background technique

At present, manual welding is mainly used for the welding of exhaust pipe manifolds. However, there are many deficiencies in the existing manual welding, which affect the welding quality and production efficiency: ① manual welding requires pre-spot welding, which makes it easy to produce large welding defects at the spot welding; moreover, it is impossible to complete all welds at one time during the welding process , so that a multi-pass welding seam is formed into a weld bead, because there is no continuous one-time welding, there will inevitably be a lap phenomenon, and welding defects are prone to occur at the lap joints, so that the welding quality cannot be guaranteed, and there are certain safety hazards. ② The uniformity of the weld seam of manual welding is poor, resulting in relatively unstable safety performance. ③ Welding quality is often restricted by welders' welding skills and operating specifications, and the welding quality is unstable. ④The welding workload is heavy, the welding efficiency is low, and the labor cost is high.

Utility model content

In order to effectively solve the problems existing in the above-mentioned prior art, the utility model provides an exhaust pipe manifold robot welding workstation, which can use the coordinated linkage between the robot and the external shaft positioner without pre-spot welding, and can work at 360 degrees Arbitrary positioning and coordination within the range, so that the robot welding torch and the workpiece form the best welding posture, and perform one-time continuous arc welding on the exhaust pipe manifold.

The utility model solves its technical problem and adopts the following technical solutions to realize.

An exhaust pipe manifold robot welding workstation adopts a double-station design, including a base, a welding safety workshop, a double-rotary servo external axis positioner, a shading fence, a welding fixture, a welding robot, an automatic gun cleaning and wire cutting device, and a complete Digital inverter pulse welding machine, electrical control device and robot control cabinet.

The exhaust pipe manifold robot welding workstation is characterized in that a welding safety workshop is set up on the base, and 2 double-rotation servo external shaft positioners are installed in the welding safety workshop, and 2 double-rotation servo external shaft positioners are installed in the welding safety workshop. There are welding fixtures on the axis positioner respectively, and a shading bar in the middle of the two double-rotary servo external axis positioners, and a welding robot and an automatic cleaning gun and wire cutting behind the two double-rotary servo external axis positioners. device; the full-digital inverter pulse welding machine and the electrical control device are connected to the robot control cabinet through cables and placed on the shelf, and the robot control cabinet is connected to the welding robot through cables to control the welding robot; the double-rotation The servo external shaft positioner includes an external shaft turning mechanism and an external shaft rotating mechanism, and the external shaft turning mechanism and the external shaft rotating mechanism include an external shaft motor and an RV reducer respectively.

The beneficial effects of the utility model are: the automatic welding device of the robot is used instead of the manual welding, so that the welding seam formation and the melting depth are stable, and the welding quality is stable; the coordination and linkage between the robot and the external shaft positioner can be used for any positioning within the range of 360 degrees , Coordination, to ensure that the welding torch of the welding robot and the workpiece form the best welding posture, and the workpiece can be welded continuously in one time, and the weld seam has excellent welding consistency, which greatly improves the welding quality and welding efficiency. At the same time, the double-station design is adopted, which greatly improves the working efficiency.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Fig. 1 is a front view of an exhaust pipe manifold robot welding workstation according to an embodiment of the present invention.

Fig. 2 is a top view of the exhaust pipe manifold robot welding workstation according to the embodiment of the present invention.

Fig. 3 is a front view of the external shaft positioner described in the embodiment of the present invention.

Fig. 4 is a longitudinal sectional view of the external shaft positioner described in the embodiment of the present invention.

In the figure: 1. Base, 2. Welding safety workshop, 3. Double-rotary servo external axis positioner, 4. Shading bar, 5. Welding fixture, 6. Welding robot, 7. Automatic gun cleaning and wire cutting device, 8. Full digital inverter pulse welding machine, 9. Electrical control device, 10. Robot control cabinet, 11. External shaft turning mechanism, 12. External shaft rotating mechanism, 13. External shaft motor, 14. RV reducer.

Detailed ways

The specific implementation of the utility model will be described below in conjunction with the accompanying drawings and examples.

As shown in Fig. 1-4, the exhaust pipe manifold robot welding workstation described in the utility model adopts a double-station design, including a base (1), a welding safety workshop (2), a double-rotation servo external shaft Bit computer (3), shading bar (4), welding fixture (5), welding robot (6), automatic gun cleaning and wire cutting device (7), full digital inverter pulse welding machine (8), electrical control device (9 ), robot control cabinet (10).

An exhaust pipe manifold robot welding workstation described in this embodiment, a welding safety workshop (2) is set up on the base (1), and two double-rotation servo external axis positioners are installed in the welding safety workshop (2) (3), 2 double-rotary servo external shaft positioners (3) are equipped with welding fixtures (5), 2 double-rotary servo external shaft positioners (3) are equipped with shading bars in the middle, and 2 double-rotary The servo external shaft positioner (3) is equipped with a welding robot (6) and an automatic gun cleaning and wire cutting device (7), and the full-digital inverter pulse welding machine (8) and the electrical control device (9) communicate with the robot through cables. The control cabinet (10) is connected and placed on the placement frame, and the robot control cabinet (10) is connected with the welding robot (6) through cables to control the welding robot.

The double-rotation servo external shaft positioner (3) includes an external shaft turning mechanism (11) and an external shaft rotating mechanism (12).

The external shaft turning mechanism (11) and the external shaft rotating mechanism (12) respectively include an external shaft motor (13) and an RV reducer (14).

In specific use, the robot body adopts OTC welding robot AⅡ-B4, and it is equipped with OTCDP400 full-digital inverter pulse welding machine. The arc is stable, the spatter is small, and the shape is beautiful, ensuring the best welding effect.

The following describes the specific welding operation process:

Manually position and clamp the workpiece on the welding fixture (5), press the "start" button; the welding robot (6) starts to reach the welding position, and coordinates with the double-rotary servo external axis positioner (3) to make the robot welding torch and the workpiece Maintain the best welding posture, and the robot welding torch starts arc welding; during the welding process, the welding robot (6) can adjust the welding posture and position of the robot welding torch in a timely manner by coordinating with the double-rotary servo external axis positioner (3) at any time to ensure the best The welding quality is the best until the welding is completed; the robot resets after the welding is completed, and the workpiece is manually unloaded to complete a working cycle.

The above-described embodiments are only preferred embodiments of the present utility model, so the scope of implementation of the present utility model cannot be limited with this, that is, the equivalent changes and modifications made according to the patent scope of the utility model and the contents of the description are all belong to Within the protection scope of the utility model patent.

Claims (3)

1. blast pipe manifold robot welding workstation, it is characterized in that: this work station adopts the double design, comprise base (1), set up Welding Safety worker-house (2) at base (1), be provided with 2 two rotary servovalve external shaft positioners (3) in the Welding Safety worker-house (2), be respectively equipped with weld jig (5) above 2 two rotary servovalve external shaft positioners (3), be provided with the shading hurdle in the middle of 2 two rotary servovalve external shaft positioners (3), 2 two rotary servovalve external shaft positioner (3) back be respectively equipped with welding robot (6) and automatically clearly rifle cut silk device (7), digital inversion pulse machine (8) is connected 9 with electrical control gear) be connected with robot control cabinet (10) by cable, and place on the rack, robot control cabinet (10) is connected with welding robot (6) by cable, and butt welding machine device people controls.

2. a kind of blast pipe manifold robot welding workstation according to claim 1, it is characterized in that: described pair of rotary servovalve external shaft positioner (3) comprises external shaft switching mechanism (11) and external shaft rotating mechanism (12).

3. a kind of blast pipe manifold robot welding workstation according to claim 2, it is characterized in that: described external shaft switching mechanism (11) comprises external shaft motor (13) and RV decelerator (14), and external shaft rotating mechanism (12) comprises external shaft motor (13) and RV decelerator (14).

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