CN204183139U - Internal welding machine - Google Patents

Abstract

This application discloses an internal welding machine, which is applied to a circular pipe tower, including: a welding arm, a flux conveyor, a welding machine, a driving trolley, a driven trolley, a guide rail, a display and a control system; the welding arm includes: flux conveying tube, support arm, camera device, straightening mold and welding nozzle, one end of the support arm is connected with the control system; The inside of the arm and the control system; the welding nozzle is also connected with the welding machine through a cable; the camera device is arranged at one end of the arm, and is close to the position of the welding nozzle; the camera device includes: a lighting lamp and a camera, and the camera passes through a wire The cable is connected with the control system; the support arm is connected with the welding nozzle through the support rod, and the straightening mold is arranged at the bottom of the support rod; the monitor is connected with the control system. The application solves the unrealizable technical problems of convenient operation, high welding quality, movable trolley support and small installation space.

Description

Internal welding machine

technical field

The utility model relates to the field of mechanical equipment, in particular to an internal welding machine.

Background technique

With the rapid development of the steel industry and technological progress, the requirements for welding equipment are also increasing. The internal welding machine is a kind of equipment that uses a flux layer to weld the inside of the pipe body. It is equipped with an AC welding machine as the arc power supply. It is suitable for all kinds of butt welding with or without grooves in the horizontal position or with an inclination of no more than 10 degrees from the horizontal position. seams, lap and fillet welds, etc.

In the prior art, the round tube tower is welded by workers entering the inside of the round tube tower for welding, or slotting outside the round tube tower for submerged arc welding, but the operation is relatively complicated, the welding quality is not good, and the efficiency is not high. In addition, the frame of the internal welding machine in the prior art cannot be moved, and they are all fixed supports fixed on the ground, so that the internal welding machine needs to manually adjust the length of the welded pipe tower when it is in use, and because the internal welding machine Most of the welded pipe towers are large-caliber circular pipe towers. When the trolley supports are close to the internal welding machine, it is easy to collide with the internal welding machine, causing damage to the internal welding machine.

Therefore, how to develop a kind of internal welding machine has just become a technical problem to be solved urgently.

Utility model content

The main problem to be solved by this application is to provide an internal welding machine to solve the unrealizable technical problems of convenient operation, high welding quality, movable trolley bracket and small installation space.

In order to solve the above technical problems, the utility model discloses an internal welding machine, which is applied to a circular pipe tower, including: welding arm, flux conveyor, welding machine, active trolley, driven trolley, guide rail, display and control system ,in,

The welding arm includes: a flux delivery pipe, a support arm, a camera device, a straightening mold and a welding nozzle, wherein,

One end of the support arm is connected with the control system;

The control system is respectively connected to the welding nozzle and the flux conveyor through a flux delivery pipe, and the flux delivery pipe is arranged inside the support arm and the control system;

The welding tip is also connected with the welding machine through a cable;

The imaging device is arranged at one end of the support arm, and is close to the position of the welding tip;

The camera device includes: a lighting lamp and a camera, and the camera is connected to the control system through a cable;

The support arm is connected to the welding nozzle through a support rod, and the alignment mold is arranged at the bottom of the support rod;

The active trolley includes: active trolley support, two sets of support mechanisms, traveling motors and traveling wheels, wherein,

Each set of said supporting mechanism includes: a supporting roller and a servo motor, wherein,

The supporting rollers are connected to the trolley bracket through detachable parts, and the servo motor is connected to the supporting rollers through cables;

The traveling wheels are arranged on the guide rails, and the traveling motors are connected with the traveling wheels through cables;

The display is connected to the control system.

Furthermore, a guide mechanism is further provided on one side of the guide rail, and the guide mechanism is connected to the welding arm through a cable.

Further, wherein, each set of supporting mechanisms is arranged radially symmetrically on the active trolley support.

Further, a support platform is further provided at the bottom of the support arm and at a position close to the control system.

Further, wherein, the support platform includes: a first flat plate and a second flat plate arranged axially symmetrically and at least two sets of hydraulic propulsion mechanisms, wherein,

The first flat plate is welded with the support arm, and the hydraulic propulsion mechanism is arranged at the bottom of the first flat plate and welded with the second flat plate.

Further, wherein, two groups of hydraulic propulsion mechanisms are arranged radially symmetrically between the first flat plate and the second flat plate.

Further, wherein, the driven trolley includes: a driven trolley bracket, two supporting rollers, a traveling motor and traveling wheels, wherein,

The two supporting rollers are respectively arranged on the driven trolley bracket through detachable parts;

The traveling wheels are arranged on the guide rails, and the traveling motors are connected with the traveling wheels through cables.

Further, wherein, the flux delivery pipe is made of insulating material.

Further, wherein, the insulating material is nylon, rubber or plastic.

Compared with the prior art, a kind of internal welding machine described in the utility model has achieved the following effects:

(1) The internal welding machine described in the utility model is equipped with a straightening die on the welding arm, which can be used to press the round pipe tower after welding to improve the welding quality.

(2) The internal welding machine described in the utility model is provided with a track, and the trolley support can move along the track without colliding with the internal welding machine.

(3) The internal welding machine described in the utility model can also be provided with a guide mechanism, which can prevent the support arm from swinging, so that the welding tip can be welded in a straight line.

(4) The internal welding machine described in the utility model has a simple structure and is easy to operate.

Of course, implementing any product of the utility model does not necessarily need to achieve all the technical effects described above at the same time.

Description of drawings

The accompanying drawings described here are used to provide a further understanding of the utility model and constitute a part of the utility model. The schematic embodiments of the utility model and their descriptions are used to explain the utility model and do not constitute an improper limitation of the utility model . In the attached picture:

Fig. 1 is the overall structural diagram of the internal welding machine described in the first embodiment of the utility model;

Fig. 2 is a partially enlarged view of the internal welding machine described in Embodiment 1 of the utility model;

Fig. 3 is a front view of the active trolley of the internal welding machine described in Embodiment 1 of the present utility model;

Fig. 4 is a front view of the support platform of the internal welding machine described in the second embodiment of the utility model;

Fig. 5 is a front view of the driven trolley of the internal welding machine described in the second embodiment of the utility model.

Detailed ways

Certain terms are used, for example, in the description and claims to refer to particular components. Those skilled in the art should understand that hardware manufacturers may use different terms to refer to the same component. The specification and claims do not use the difference in name as a way to distinguish components, but use the difference in function of components as a criterion for distinguishing. As mentioned throughout the specification and claims, "comprising" is an open term, so it should be interpreted as "including but not limited to". "Approximately" means that within an acceptable error range, those skilled in the art can solve the technical problem within a certain error range and basically achieve the technical effect. In addition, the term "coupled" herein includes any direct and indirect electrical coupling means. Therefore, if it is described that a first device is coupled to a second device, it means that the first device may be directly electrically coupled to the second device, or indirectly electrically coupled through other devices or coupling means. connected to the second device. The following descriptions in the specification are preferred implementation modes for implementing the present utility model, but the description is for the purpose of illustrating the general principles of the present utility model, and is not intended to limit the scope of the present utility model. The scope of protection of the present utility model should be defined by the appended claims.

Embodiment one

As shown in Figure 1, it is an internal welding machine described in Example 1. The internal welding machine is applied to a cylindrical tower and includes: a welding arm 1, a flux conveyor 2, a welding machine 3, and an active trolley 4 , driven trolley 5, guide rail 6, display and control system 7, wherein,

As shown in Figure 2, the welding arm 1 includes: a flux delivery pipe 11, a support arm 12, a camera 13, a straightening mold 14 and a welding tip 15, wherein,

One end of the support arm 12 is connected with the control system 7;

The control system 7 is respectively connected to the welding tip 15 and the flux conveyor 2 through a flux delivery pipe 11, and the flux delivery pipe 11 is arranged inside the support arm 12 and the control system 7;

The welding tip 15 is also connected with the welding machine 3 through a cable;

The camera device 13 is arranged at one end of the support arm 12, and is close to the position of the welding nozzle 15;

Specifically, the camera 13 includes: a lighting lamp and a camera 131, and the camera 131 is connected to the control system 7 through a cable;

The support arm 12 is connected to the welding tip 15 through a support rod 16, and the straightening mold 14 is arranged at the bottom of the support rod 16;

The flux is controlled by the control system 7, and is output from the flux conveyor 2 to the flux conveying pipe 11, and the flow rate of the flux is determined according to the size of the welding seam, and is input into the welding tip 15 from the flux conveying pipe 11 to match with the welding wire to weld.

As shown in Figure 3, the active trolley 4 includes: active trolley support 41, two sets of support mechanisms 42, traveling motor 43 and traveling wheels 44, wherein,

Each group of said supporting mechanism 42 includes: a supporting roller 421 and a servo motor 422, wherein,

Specifically, the supporting roller 421 is connected to the active trolley bracket 41 through a detachable part, the servo motor 422 is connected to the supporting roller 421 through a cable, and the supporting roller 421 is 422 drives its rotation;

The traveling wheel 44 is arranged on the guide rail 6, the traveling motor 43 is connected with the traveling wheel 44 through a cable, and the active trolley 4 moves on the guide rail 6;

Preferably, as shown in FIG. 3 , each set of support mechanisms 42 is arranged radially symmetrically on the support of the active trolley 41 .

The display is connected with the control system 7. Since the camera 13 is provided, it can be seen through the display whether the welding tip 15 shown in the camera 13 is facing the weld, and then the control system 7 controls the servo motor 422 to drive the support Roller 421 rotates and adjusts the position of circular tube tower 9.

Example 2

As shown in Figure 1, it is a kind of internal welding machine described in this embodiment 1, based on the basis of embodiment 1:

Preferably, a guide mechanism is also provided on one side of the guide rail 6, and the guide mechanism is connected to the support arm 12 through a cable. The guide mechanism can prevent the support arm 12 from swinging, and the welding tip 15 can follow the Straight line welding.

Preferably, as shown in FIG. 1 , at the bottom of the support arm 12 and close to the control system 7 , a support platform 8 is further provided.

Specifically, as shown in FIG. 4 , the support platform 8 includes: a first flat plate 81 and a second flat plate 82 arranged axially symmetrically and at least two sets of hydraulic propulsion mechanisms 83, wherein,

The first flat plate 81 is welded with the support arm 12 , and the hydraulic propulsion mechanism 83 is disposed at the bottom of the first flat plate 81 and welded with the second flat plate 82 .

The support table 8 is used to support the support arm 12, and the relative position of the support arm 12 is adjusted according to the pipe diameter of the circular pipe tower 9, so that the welding flux and the welding seam are matched.

Preferably, two groups of the hydraulic propulsion mechanisms 83 are arranged radially symmetrically between the first flat plate 81 and the second flat plate 82 .

As shown in Figure 5, the driven trolley 5 includes: a driven trolley bracket 51, two sets of supporting rollers 421, a traveling motor 43 and a traveling wheel 44, wherein,

Specifically, the two groups of supporting rollers 421 are respectively arranged on the driven trolley bracket 51 through detachable parts, the traveling wheels 44 are arranged on the guide rail 6, and the traveling motor 43 and the traveling wheels 44 are connected by cables; the driven trolley 5 follows the active trolley 4 and moves on the guide rail 6 .

In addition, the flux conveying pipe 11 is made of insulating material, and the insulating material can be nylon, rubber or plastic. In this embodiment, these three insulating materials are selected. Of course, in actual production, the deformable The soft material is not limited to these three materials.

Compared with the prior art, a kind of internal welding machine described in the utility model has achieved the following effects:

(1) The internal welding machine described in the utility model is equipped with a straightening mold on the welding arm, which can prevent the tower body of the round pipe tower from bending during welding, thereby improving the welding quality.

(2) The internal welding machine described in the utility model is provided with a track, and the trolley support can move along the track without colliding with the internal welding machine.

(3) The internal welding machine described in the utility model can also be provided with a guide mechanism, which can prevent the support arm from swinging, and the welding tip can be welded in a straight line.

(4) The internal welding machine described in the utility model has a simple structure and is easy to operate.

Of course, implementing any product of the utility model does not necessarily need to achieve all the technical effects described above at the same time.

It should also be noted that the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus comprising a set of elements includes not only those elements, but also includes Other elements not expressly listed, or elements inherent in the process, method, commodity, or apparatus are also included. Without further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of additional identical elements in the process, method, article or apparatus comprising said element.

Those skilled in the art should understand that the embodiments of the present invention may be provided as methods, systems or computer program products. Accordingly, the invention can take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the invention may take the form of a computer program product embodied on one or more computer-usable storage media (including but not limited to disk storage, CD-ROM, optical storage, etc.) having computer-usable program code embodied therein.

The above descriptions are only examples of the present utility model, and are not intended to limit the present utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model shall be included in the scope of claims of the present utility model.

Claims (9)

1. an internal welding machine, is applied to pipe tower, it is characterized in that, comprising: weldering arm, flux delivery machine, welding machine, driving trolley, driven bogie, guide rail, display and control system, wherein,

Described weldering arm, comprising: flux delivery pipe, support arm, camera head, straightening mould and tip, wherein,

One end of described support arm is connected with described control system;

Described control system, is connected by flux delivery pipe with described flux delivery machine with described tip respectively, and the inside of described support arm and control system is located at by this flux delivery pipe;

Described tip is also connected by cable with described welding machine;

Described camera head is arranged at one end of described support arm, and near the position of described tip;

Described camera head, comprising: illuminating lamp and camera, and described camera is connected with described control system by cable;

Described support arm is connected by support bar with described tip, and described straightening mould is arranged at the bottom of described support bar;

Described driving trolley, comprising: driving trolley support, two groups of supporting mechanisms, movable motor and road wheels, wherein,

Often organize described supporting mechanism, comprising: a support roller and a servomotor, wherein,

Described support roller is connected with described chassis support by detachable block, and described servomotor is connected with described support roller by cable;

Described road wheel is located on described guide rail, and described movable motor is connected by cable with described road wheel;

Described display is connected with described control system.

2. internal welding machine according to claim 1, is characterized in that, is also provided with a guiding mechanism in described guide rail side, and described guiding mechanism is connected by cable with described weldering arm.

3. internal welding machine according to claim 1, is characterized in that, often organizes described supporting mechanism radial symmetric and is arranged on described driving trolley support.

4. internal welding machine according to claim 1, is characterized in that, in the bottom of described support arm, and near the position of described control system, is also provided with brace table.

5. internal welding machine according to claim 4, is characterized in that, described brace table, comprising: axially symmetrically arranged first dull and stereotyped and the second dull and stereotyped and at least two group hydraulic-feed mechanisms, wherein,

Described first flat board welds mutually with described support arm, and the bottom that described hydraulic-feed mechanism is located at described first flat board is welded mutually with the second flat board.

6. internal welding machine according to claim 5, is characterized in that, being arranged between described first flat board and the second flat board of hydraulic-feed mechanism radial symmetric described in two groups.

7. internal welding machine according to claim 1, is characterized in that, described driven bogie, comprising: driven bogie support, two support rollers, movable motor and road wheels, wherein,

Two described support rollers are arranged on described driven bogie support respectively by detachable block;

Described road wheel is located on described guide rail, and described movable motor is connected by cable with described road wheel.

8. internal welding machine according to claim 1, is characterized in that, described flux delivery pipe is made up of insulating materials.

9. internal welding machine according to claim 8, is characterized in that, described insulating materials is nylon, rubber or plastics.