CN215942001U

CN215942001U - Automatic welding device suitable for steam turbine pipeline

Info

Publication number: CN215942001U
Application number: CN202122383375.9U
Authority: CN
Inventors: 汤迪铭; 候景风
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-03-04
Anticipated expiration: 2031-09-28

Abstract

The utility model discloses an automatic welding device suitable for a steam turbine pipeline, which relates to the technical field of welding and comprises a fixed ring, a track ring and a welding machine, wherein the track ring is connected to one side of the fixed ring, a tooth groove ring is arranged on the inner side wall of the track ring, the welding machine is fixedly arranged on a moving mechanism, and the moving mechanism drives the welding machine to do circular motion around the track ring. The utility model provides an automatic welding device suitable for a steam turbine pipeline, which is characterized in that a fixing ring is fixed on the outer side wall of the steam turbine pipeline through a clamping mechanism, a movable base capable of making circular motion along a guide rail ring is arranged on the guide rail ring, a welding machine is arranged on the movable base, a welding head is connected onto the welding machine through a supporting plate, the welding head is aligned to a part of the steam turbine pipeline to be welded, the welding machine and a driving motor are started, and a driving gear is driven by the driving motor to move along a tooth socket ring, so that the welding machine can automatically weld around the welding pipeline, and the welding efficiency is improved.

Description

Automatic welding device suitable for steam turbine pipeline

Technical Field

The utility model relates to the technical field of welding, in particular to an automatic welding device suitable for a steam turbine pipeline.

Background

The steam turbine is also called as a steam turbine engine, and is a rotary steam power device.A high-temperature high-pressure steam passes through a fixed nozzle to become an accelerated airflow and then is sprayed onto blades, so that a rotor provided with blade rows rotates, and simultaneously, the rotor does work outwards. Steam turbines are the main equipment of modern thermal power plants, and are also used in the metallurgical industry, chemical industry and ship power plants.

At present, the manual welding that mostly all is when the welding to the steam turbine pipeline, the welding efficiency that leads to the steam turbine pipeline is lower, and shake phenomenon can appear gripping of welding gun when the manual work is to the welding of steam turbine pipeline, influences welding quality, for this reason we propose an automatic welder who is fit for the steam turbine pipeline.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to an automatic welding device for steam turbine pipelines, which solves the above problems.

In order to achieve the purpose, the utility model provides the following technical scheme:

an automatic welding device suitable for a steam turbine pipeline comprises a fixed ring, a track ring and a welding machine, wherein the track ring is connected to one side of the fixed ring, a tooth groove ring is arranged on the inner side wall of the track ring, the welding machine is fixedly arranged on a moving mechanism, and the moving mechanism drives the welding machine to do circular motion around the track ring;

the welding machine is connected with a welding head through a connecting wire, and one side of the welding machine is provided with a supporting plate for clamping the welding head;

and the fixed ring is provided with a plurality of clamping mechanisms, and is fixed on the pipeline of the steam turbine through the clamping mechanisms.

As the further improvement of above-mentioned scheme, moving mechanism is including removing the base, removing wheel, fixed plate, driving motor, pivot and drive gear, the lower terminal surface that removes the base is equipped with four and removes the wheel, the lateral surface roll connection who removes wheel and track circle, the side fixedly connected with fixed plate of removal bottom plate, drive gear rotates through the lower extreme of pivot and fixed plate and connects, driving motor fixed mounting is in the lower part outside of fixed plate, and driving motor's output and pivot are connected, intermeshing between drive gear and the tooth's socket circle.

As a further improvement of the scheme, a through hole for the welding head to pass through is formed in the end portion of the supporting plate, and a fastening bolt for fixing the welding head is arranged on the side wall of the end portion of the supporting plate.

As a further improvement of the scheme, the clamping mechanism comprises a rotating handle, a threaded rod and a clamping block, the threaded rod is in threaded connection with the fixing ring, the outer side end of the threaded rod is fixedly connected with the rotating handle, and the inner side end of the threaded rod is rotatably connected with the clamping block through a rotating shaft.

As a further improvement of the scheme, the inner side surface of the clamping block is of an arc-shaped structure, so that the clamping block can be conveniently attached to the outer side surface of the steam turbine pipeline better.

As a further improvement of the scheme, the outer side surface of the track ring is provided with a track groove, and the width of the track groove is consistent with the width of the movable wheels at the two sides of the movable base.

The utility model has the beneficial effects that:

the utility model provides an automatic welding device suitable for a steam turbine pipeline, which is characterized in that a fixing ring is fixed on the outer side wall of the steam turbine pipeline through a clamping mechanism, a movable base capable of making circular motion along a guide rail ring is arranged on the guide rail ring, a welding machine is arranged on the movable base, a welding head is connected to the welding machine through a supporting plate, the welding head is aligned to a part of the steam turbine pipeline to be welded, the welding machine and a driving motor are started, and a driving gear is driven by the driving motor to move along a tooth socket ring, so that the welding machine can automatically weld around the welding pipeline, the welding efficiency is improved, and the phenomenon of shaking caused by manual welding is avoided.

Drawings

Fig. 1 is a schematic structural view of an automatic welding apparatus for a steam turbine pipeline in a use state.

Fig. 2 is a schematic view of an automatic welding apparatus for a steam turbine pipeline.

Fig. 3 is a schematic perspective view of an automatic welding apparatus for a steam turbine pipeline.

Fig. 4 is an enlarged structural diagram of a in fig. 2.

Fig. 5 is a rear view of an automatic welding apparatus for a steam turbine pipeline.

In the figure: 1. a stationary ring; 2. a track ring; 3. a clamping mechanism; 31. rotating the handle; 32. a threaded rod; 33. a clamping block; 4. a moving mechanism; 41. moving the base; 42. a moving wheel; 43. a fixing plate; 44. a drive motor; 45. a rotating shaft; 46. a drive gear; 5. welding machine; 6. a connecting wire; 7. a support plate; 8. fastening a bolt; 9. welding a head; 10. a tooth groove ring; 11. a steam turbine pipeline.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Examples

Referring to fig. 1-5, an automatic welding device suitable for a steam turbine pipeline 11 comprises a fixed ring 1, a track ring 2 and a welding machine 5, wherein the track ring 2 is connected to one side of the fixed ring 1, a tooth groove ring 10 is arranged on the inner side wall of the track ring 2, the welding machine 5 is fixedly arranged on a moving mechanism 4, and the moving mechanism 4 drives the welding machine 5 to do circular motion around the track ring 2;

a welding head 9 is connected to the welding machine 5 through a connecting line 6, and a supporting plate 7 for clamping the welding head 9 is arranged on one side of the welding machine 5;

the fixed ring 1 is provided with a plurality of clamping mechanisms 3, and the fixed ring 1 is fixed on the steam turbine pipeline 11 through the clamping mechanisms 3.

The moving mechanism 4 comprises a moving base 41, a moving wheel 42, a fixed plate 43, a driving motor 44, a rotating shaft 45 and a driving gear 46;

four moving wheels 42 are arranged on the lower end face of the moving base 41, the moving wheels 42 are in rolling connection with the outer side face of the track ring 2, a fixing plate 43 is fixedly connected to the side face of the moving base plate, a driving gear 46 is rotatably connected with the lower end of the fixing plate 43 through a rotating shaft 45, a driving motor 44 is fixedly installed on the outer side of the lower portion of the fixing plate 43, the output end of the driving motor 44 is connected with the rotating shaft 45, and the driving gear 46 is meshed with the tooth socket ring 10.

The end of the supporting plate 7 is provided with a through hole for the welding head 9 to pass through, and the side wall of the end of the supporting plate 7 is provided with a fastening bolt 8 for fixing the welding head 9.

The clamping mechanism comprises a rotating handle 31, a threaded rod 32 and a clamping block 33, the threaded rod 32 is in threaded connection with the fixing ring 1, the outer side end of the threaded rod 32 is fixedly connected with the rotating handle 31, and the inner side end of the threaded rod 32 is rotatably connected with the clamping block 33 through a rotating shaft 45.

The inner side surface of the clamping block 33 is in an arc-shaped structure, so that the clamping block 33 can be conveniently attached to the outer side surface of the steam turbine pipeline 11 better.

The lateral surface of track circle 2 is equipped with the track recess, and the width of track recess is unanimous with the width that removes wheel 42 on the both sides of removal base 41, guarantees to remove wheel 42 and blocks all the time in the track recess to make soldered connection 9 can follow the weld seam welding, do not take place to deflect.

The working principle of the utility model is as follows: the utility model provides an automatic welding device suitable for a steam turbine pipeline 11, when in work, a fixed ring 1 is sleeved on the steam turbine pipeline 11, a threaded rod 32 moves inwards by rotating a rotary handle 31, so as to drive a clamping block 33 to move inwards and clamp the outer side wall of the steam turbine pipeline 11, finally the fixed ring 1 is fixed on the outer side wall of the steam turbine pipeline 11, a movable base 41 which can move circularly along a guide rail ring is arranged on the guide rail ring, a welding machine 5 is arranged on the movable base 41, a welding head 9 is connected on the welding machine 5 through a supporting plate 7, the welding head 9 is aligned to a part needing to be welded of the steam turbine pipeline 11, the welding machine 5 and a driving motor 44 are started, a driving gear 46 is driven by the driving motor 44 to move along a tooth socket ring 10, the movable bottom plate 41 and the welding machine 5 are driven to move circularly, so that the welding head 9 can automatically weld around the welding pipeline, the efficiency of welding is improved.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides an automatic welder who is fit for steam turbine pipeline, includes retainer plate (1), track circle (2) and welding machine (5), its characterized in that: the track ring (2) is connected to one side of the fixing ring (1), a tooth groove ring (10) is arranged on the inner side wall of the track ring (2), the welding machine (5) is fixedly installed on the moving mechanism (4), and the moving mechanism (4) drives the welding machine (5) to do circular motion around the track ring (2);

a welding head (9) is connected to the welding machine (5) through a connecting line (6), and a supporting plate (7) for clamping the welding head (9) is arranged on one side of the welding machine (5);

the clamping device is characterized in that the fixing ring (1) is provided with a plurality of clamping mechanisms (3), and the fixing ring (1) is fixed on a steam turbine pipeline (11) through the clamping mechanisms (3).

2. The automatic welding device for steam turbine pipelines according to claim 1, characterized in that the moving mechanism (4) comprises a moving base (41), a moving wheel (42), a fixed plate (43), a driving motor (44), a rotating shaft (45) and a driving gear (46);

the lower terminal surface that removes base (41) is equipped with four and removes wheel (42), the lateral surface roll connection who removes wheel (42) and track circle (2), the side fixedly connected with fixed plate (43) that removes the base, drive gear (46) rotate through the lower extreme of pivot (45) and fixed plate (43) and connect, driving motor (44) fixed mounting is in the lower part outside of fixed plate (43), and the output and pivot (45) of driving motor (44) are connected, intermeshing between drive gear (46) and tooth's socket circle (10).

3. The automatic welding device for steam turbine pipelines according to claim 2, characterized in that the end of the support plate (7) is provided with a through hole for the welding head (9) to pass through, and the side wall of the end of the support plate (7) is provided with a fastening bolt (8) for fixing the welding head (9).

4. An automatic welding device suitable for steam turbine pipelines according to any one of claims 1-3, wherein the clamping mechanism comprises a rotating handle (31), a threaded rod (32) and a clamping block (33), the threaded rod (32) is in threaded connection with the fixed ring (1), the outer end of the threaded rod (32) is fixedly connected with the rotating handle (31), and the inner end of the threaded rod (32) is rotatably connected with the clamping block (33) through a rotating shaft (45).

5. The automatic welding device for steam turbine pipelines according to claim 4, characterized in that the inner side surface of the clamping block (33) is in a circular arc structure.

6. The automatic welding device for steam turbine pipelines according to claim 5, characterized in that the outer side of the track ring (2) is provided with track grooves, and the width of the track grooves is consistent with the width of the moving wheels (42) on both sides of the moving base (41).