CN115625476A - Metal pipe welding device and welding method - Google Patents

Abstract

The invention discloses a metal pipe welding device and a welding method, and relates to the technical field of metal pipe welding. The invention comprises an L-shaped base, both ends of the L-shaped base are fixed with transverse support plates, both sides of the top of the transverse support plate are provided with transverse connecting plates, and both ends of the transverse connecting plate are provided with clamping components; the transverse support The inside of the board is provided with a moving mechanism for moving the horizontal connecting board; a circular rotating ring is provided at the middle position inside the L-shaped base. The present invention enables the device to clamp metal pipes with different diameters through the clamping mechanism, and enables the two metal pipes to move in opposite directions through the moving mechanism, so that the two metal pipes can be aligned, thereby improving the accuracy of the device. The applicability of metal pipe clamping enables the welding head to perform circular rotation through the welding mechanism, so that the welding head can weld the joint of two metal pipes, which saves manpower and is more convenient.

Description

Metal pipe welding device and welding method

technical field

The invention belongs to the technical field of metal pipe welding, and in particular relates to a metal pipe welding device and a welding method.

Background technique

Metal pipes are frequently used building materials. When using metal pipes, metal pipes of different shapes need to be used according to different usage conditions, so welding devices are required.

Existing welding devices for metal pipe processing generally connect two metal pipe clamps by sliding on slides, respectively fix the pipes to be welded on the two metal pipe clamps, and then control the metal pipe clamps to approach each other to align the pipes.

However, the existing welding devices for processing metal pipes can only be used for welding metal pipes with a single diameter, thereby reducing the applicability of welding fixtures.

Therefore, a metal pipe welding device and welding method are designed to provide another solution to the above-mentioned problems.

Contents of the invention

The purpose of the present invention is to provide a metal pipe welding device and welding method to solve the existing problems: but the existing welding device for metal pipe processing can only be used for welding metal pipes with a single diameter, thereby reducing the number of welding fixtures applicability.

In order to solve the above technical problems, the present invention is achieved through the following technical solutions: a metal pipe welding device, including an L-shaped base, both ends of the L-shaped base are fixed with a horizontal support plate, and the top of the horizontal support plate Both sides of the horizontal connecting plate are provided with a transverse connecting plate, and both ends of the transverse connecting plate are provided with a clamping assembly;

The interior of the transverse support plate is provided with a moving mechanism for the movement of the transverse connecting plate;

A circular rotating ring is provided in the middle of the L-shaped base, and one end of the circular rotating ring is provided with a welding mechanism for welding the peripheral side of the metal pipe.

Further, the clamping mechanism includes a first clamping block, the transverse connection plate is fixedly connected to the first clamping block, and the top and bottom of the first clamping block are connected to the second clamping block through pin rotation. Holding block, one end of the first clamping block is fixed with a first jacking mechanism, and the output end of the first jacking mechanism is fixed with a U-shaped mounting bracket;

The top and bottom of the U-shaped mounting frame are rotatably connected with a rectangular transmission column, and one end of the rectangular transmission column close to the second clamping block is rotatably connected with a rectangular connecting column, and the rectangular connecting column is fixed to the second clamping block. connect.

Further, the first jacking mechanism is a push rod motor or an air cylinder or a hydraulic cylinder;

The U-shaped mounting frame and the rectangular transmission column, as well as the rectangular transmission column and the rectangular connecting column are all rotatably connected by pins.

Further, the moving mechanism includes a rectangular mounting plate, a rectangular mounting plate is fixed on the bottom of the transverse support plate, a first driving motor is fixed to one end of the rectangular mounting plate with a bolt, and the output end of the first driving motor is fixed There is a horizontal threaded rod, the outer thread of the horizontal threaded rod is connected with a horizontal U-shaped frame, the top of the horizontal U-shaped frame is fixed with a U-shaped mobile frame, and the two sides of the top of the U-shaped mobile frame are respectively connected with two horizontal The connecting plate is fixedly connected.

Further, a dovetail slider is fixed on the top of the transverse U-shaped frame, and a dovetail chute is provided inside the transverse support plate, and the dovetail slider and the dovetail chute are passed between the transverse U-shaped frame and the transverse support plate. The mating sliding connection.

Further, a rectangular groove is opened inside the transverse support plate, and the U-shaped mobile frame is located inside the rectangular groove and is slidably connected with the U-shaped mobile frame through the arrangement of the rectangular groove.

Further, the welding mechanism includes a conical support plate, the outer side of the circular rotating ring is rotatably connected with a conical support plate, one end of the conical support plate is fixed with a second drive motor, and the second drive The output end of the motor is connected with the circular rotating ring through the transmission track;

A second jacking mechanism is arranged inside the circular rotating ring, and a welding head is installed on the output end of the second jacking mechanism.

Further, the welding mechanism also includes a rectangular lifting block, a rectangular lifting block is slidably connected to the inside of the L-shaped base, and one end of the rectangular lifting block is fixedly connected to the tapered support plate;

One end of the L-shaped base is fixed with a third jacking mechanism, and the output end of the third jacking mechanism is fixedly connected with the rectangular lifting block.

Further, a vertical chute is provided inside the L-shaped base, and the rectangular lifting block is located inside the vertical chute and is slidably connected to the L-shaped base through the vertical chute.

Furthermore, a welding method of a metal pipe welding device is applicable to the above-mentioned metal pipe welding device, and the steps are as follows:

S1. Place the two metal tubes on top of the two transverse support plates respectively, and inside the first clamping block and the second clamping block;

S2. The operation of the first lifting mechanism enables the U-shaped mounting frame to move, and the movement of the U-shaped mounting frame enables the second clamping block to be clamped by the first clamping block and the second clamping block through the rectangular transmission column and the rectangular connecting column. The connection of the blocks is rotated at the center of the circle, so that the first clamping block and the second clamping block can clamp the metal pipe;

S3. The operation of the first driving motor makes the horizontal threaded rod rotate, the rotation of the horizontal threaded rod enables the horizontal U-shaped frame to slide on the bottom of the horizontal support plate, and the sliding of the horizontal U-shaped frame enables the U-shaped mobile frame to be supported in the lateral direction sliding inside the board;

S4. The operation of the second driving motor enables the circular rotating ring to rotate inside the conical support plate by driving the caterpillar, thereby enabling the second jacking mechanism to rotate.

The present invention has the following beneficial effects:

1. The present invention enables the device to clamp metal tubes of different diameters through the clamping mechanism, and through the moving mechanism, the two metal tubes can move in opposite directions so that the two metal tubes can be aligned, thereby improving the performance of the device. Suitability of the device for clamping metal pipes.

2. The present invention enables the welding head to perform circular rotation through the welding mechanism, so that the welding head can weld the butt joint of two metal pipes, which saves manpower and is more convenient.

Description of drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following will briefly introduce the accompanying drawings that are required for the description of the embodiments. Obviously, the accompanying drawings in the following description are only some embodiments of the present invention. Those of ordinary skill in the art can also obtain other drawings based on these drawings without any creative effort.

Fig. 1 is the overall structural representation of the present invention;

Fig. 2 is the structural representation of U-shaped mobile frame and transverse connecting plate of the present invention;

3 is a schematic structural view of the first clamping block and the second clamping block of the present invention;

Fig. 4 is the structural representation of moving mechanism of the present invention;

Fig. 5 is a schematic diagram of the structure inside the circular rotating ring of the present invention;

Fig. 6 is a structural schematic diagram of the third jacking mechanism and the rectangular lifting block of the present invention.

In the accompanying drawings, the list of parts represented by each label is as follows:

1. L-shaped base; 2. Horizontal support plate; 3. Circular rotating ring; 4. U-shaped moving frame; 5. Transverse connecting plate; 6. The first clamping block; 7. The first jacking mechanism; 8. U-shaped mounting frame; 9. Rectangular transmission column; 10. Rectangular connecting column; 11. Second clamping block; 12. Rectangular mounting plate; 13. First driving motor; 14. Transverse threaded rod; 15. Transverse U-shaped frame ; 16, conical support plate; 17, the second drive motor; 18, the transmission track; 19, the second jacking mechanism; 20, the rectangular lifting block; 21, the third jacking mechanism.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

Please refer to Figs. 1-6, the present invention is a metal pipe welding device, which includes an L-shaped base 1, the two ends of the L-shaped base 1 are fixed with a transverse support plate 2, and the two sides of the top of the transverse support plate 2 are A transverse connecting plate 5 is provided, and both ends of the transverse connecting plate 5 are provided with clamping components;

The interior of the transverse support plate 2 is provided with a moving mechanism for the movement of the transverse connecting plate 5;

A circular rotating ring 3 is arranged at the middle position inside the L-shaped base 1 , and one end of the circular rotating ring 3 is provided with a welding mechanism for welding the peripheral side of the metal pipe.

The clamping mechanism includes a first clamping block 6, the transverse connecting plate 5 is fixedly connected with the first clamping block 6, the top and the bottom of the first clamping block 6 are connected with the second clamping block 11 through pin rotation, the second One end of a clamping block 6 is fixed with a first jacking mechanism 7, and the output end of the first jacking mechanism 7 is fixed with a U-shaped mounting frame 8;

The top and the bottom of the U-shaped mounting bracket 8 are rotatably connected with a rectangular transmission column 9, and one end of the rectangular transmission column 9 close to the second clamping block 11 is rotatably connected with a rectangular connecting column 10, and the rectangular connecting column 10 is connected with the second clamping block 11. Fixed connection.

The first jacking mechanism 7 is a push rod motor or an air cylinder or a hydraulic cylinder, so that the first jacking mechanism 7 can have different usage options;

The first clamping block 6 and the inside of the second clamping block 11 are all provided with rubber pads, so that when the first clamping block 6 and the second clamping block 11 clamp the metal pipe, the rubber pads can be better compatible with The metal pipe fits together;

The U-shaped mounting frame 8 and the rectangular transmission column 9 and the rectangular transmission column 9 and the rectangular connecting column 10 are all connected by pin rotation. By setting the pins, the U-shaped mounting frame 8 and the rectangular transmission column 9 and the rectangular transmission column 9 Better rotational connection between the rectangular connecting columns 10;

The moving mechanism includes a rectangular mounting plate 12, the bottom of the transverse support plate 2 is fixed with a rectangular mounting plate 12, one end of the rectangular mounting plate 12 is fixed with a first drive motor 13, and the output end of the first drive motor 13 is fixed with a transverse threaded rod 14 , the outer thread of the transverse threaded rod 14 is connected with a transverse U-shaped frame 15, and the top of the transverse U-shaped frame 15 is fixed with a U-shaped mobile frame 4, and the two sides of the top of the U-shaped mobile frame 4 are fixedly connected with two transverse connecting plates 5 respectively .

The top of the transverse U-shaped frame 15 is fixed with a dovetail slider, and the inside of the transverse support plate 2 is provided with a dovetail chute. Through the setting of the dovetail slider and the dovetail chute, the transverse U-shaped frame 15 can slide on the bottom of the transverse support plate 2, so that the moving track of the transverse U-shaped frame 15 can be limited;

The inside of the transverse support plate 2 is provided with a rectangular groove, and the U-shaped mobile frame 4 is located in the inside of the rectangular groove and is slidably connected with the U-shaped mobile frame 4 through the setting of the rectangular groove. The inside of the transverse support plate 2 slides, so that the transverse connecting plate 5 can move;

The welding mechanism comprises a conical support plate 16, the outer side of the circular rotating ring 3 is rotatably connected with a conical support plate 16, and one end bolt of the conical support plate 16 is fixed with a second driving motor 17, and the output end of the second driving motor 17 is connected to the The circular rotating rings 3 are connected by transmission crawler belts 18;

The inside of the circular rotating ring 3 is provided with a second jacking mechanism 19, and the output end of the second jacking mechanism 19 is equipped with a welding head.

The welding mechanism also includes a rectangular lifting block 20, the inside of the L-shaped base 1 is slidably connected with a rectangular lifting block 20, and one end of the rectangular lifting block 20 is fixedly connected with the tapered support plate 16;

One end of the L-shaped base 1 is fixed with a third jacking mechanism 21 , and the output end of the third jacking mechanism 21 is fixedly connected with the rectangular lifting block 20 .

The inside of the L-shaped base 1 is provided with a vertical chute, and the rectangular lifting block 20 is located inside the vertical chute and is slidably connected with the L-shaped base 1 through the vertical chute. Through the setting of the vertical chute, the rectangular lifting block 20 can slide vertically inside the L-shaped base 1;

The operation of the third jacking mechanism 21 can adjust the height of the center of the circular rotating ring 3 to adapt to metal pipes of different diameters;

Here, the welding method of this device is announced, and the specific steps are as follows:

S1. Place the two metal tubes on top of the two transverse support plates 2 respectively, and inside the first clamping block 6 and the second clamping block 11;

S2. The operation of the first lifting mechanism 7 enables the U-shaped mounting frame 8 to move, and the movement of the U-shaped mounting frame 8 enables the second clamping block 11 to be clamped by the first clamping column 10 through the rectangular transmission column 9 and the rectangular connecting column 10. The joint between the block 6 and the second clamping block 11 is rotated as the center of the circle, so that the first clamping block 6 and the second clamping block 11 can clamp the metal pipe;

S3. The operation of the first driving motor 13 makes the transverse threaded rod 14 rotate, and the rotation of the transverse threaded rod 14 enables the transverse U-shaped frame 15 to slide on the bottom of the transverse support plate 2, and the sliding of the transverse U-shaped frame 15 makes the U-shaped The moving frame 4 can slide inside the transverse support plate 2, so that the two metal pipes are aligned;

S4. The operation of the second drive motor 17 enables the circular rotating ring 3 to rotate inside the conical support plate 16 through the transmission crawler belt 18, thereby enabling the second jacking mechanism 19 to rotate, so that the welding head can be used for two The joints of the metal pipes are welded.

Through the clamping mechanism, the device can clamp metal tubes of different diameters, and through the moving mechanism, the two metal tubes can move in opposite directions, so that the two metal tubes can be aligned, thereby improving the accuracy of the device for the metal tubes. Suitability for clamping.

Through the welding mechanism, the welding head can perform circular rotation, so that the welding head can weld the butt joint of two metal pipes, which saves manpower and is more convenient.

In the description of this specification, descriptions with reference to the terms "one embodiment", "example", "specific example" and the like mean that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one of the present invention. Examples or examples. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are only to help illustrate the invention. The preferred embodiments are not exhaustive in all detail, nor are the inventions limited to specific embodiments described. Obviously, many modifications and variations can be made based on the contents of this specification. This description selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can well understand and utilize the present invention. The invention is to be limited only by the claims, along with their full scope and equivalents.

Claims (10)

1. A metal pipe welding device comprises an L-shaped base (1), and is characterized in that transverse supporting plates (2) are fixed at two ends of the interior of the L-shaped base (1), transverse connecting plates (5) are arranged on two sides of the top of each transverse supporting plate (2), and clamping assemblies are arranged at two ends of each transverse connecting plate (5);

a moving mechanism for moving the transverse connecting plate (5) is arranged in the transverse supporting plate (2);

the welding device is characterized in that a circular rotating ring (3) is arranged at the middle position inside the L-shaped base (1), and a welding mechanism used for welding the periphery of the metal pipe is arranged at one end of the circular rotating ring (3).

2. The metal pipe welding device according to claim 1, wherein the clamping mechanism comprises a first clamping block (6), the transverse connecting plate (5) is fixedly connected with the first clamping block (6), the top and the bottom of the first clamping block (6) are rotatably connected with a second clamping block (11) through pins, a first jacking mechanism (7) is fixed at one end of the first clamping block (6), and a U-shaped mounting frame (8) is fixed at the output end of the first jacking mechanism (7);

the top and the bottom of U type mounting bracket (8) all rotate and are connected with rectangle transmission post (9), the one end that rectangle transmission post (9) are close to second grip block (11) is rotated and is connected with rectangle spliced pole (10), rectangle spliced pole (10) and second grip block (11) fixed connection.

3. A metal tube welding device according to claim 2, characterized in that said first lifting means (7) is a push rod motor or a pneumatic or hydraulic cylinder;

u type mounting bracket (8) all rotate through the pin between rectangle transmission post (9) and rectangle spliced pole (10) and be connected.

4. The metal pipe welding device according to claim 1, characterized in that the moving mechanism comprises a rectangular mounting plate (12), the rectangular mounting plate (12) is fixed at the bottom of the transverse support plate (2), a first driving motor (13) is fixed at one end of the rectangular mounting plate (12) through a bolt, a transverse threaded rod (14) is fixed at the output end of the first driving motor (13), a transverse U-shaped frame (15) is connected to the outer side of the transverse threaded rod (14) through a thread, a U-shaped moving frame (4) is fixed at the top of the transverse U-shaped frame (15), and two sides of the top of the U-shaped moving frame (4) are fixedly connected with the two transverse connecting plates (5) respectively.

5. The metal pipe welding device according to claim 4, characterized in that a dovetail slide block is fixed on the top of the transverse U-shaped frame (15), a dovetail slide groove is formed in the transverse support plate (2), and the transverse U-shaped frame (15) is in sliding connection with the transverse support plate (2) through the matching of the dovetail slide block and the dovetail slide groove.

6. A metal tube welding device according to claim 4, characterized in that the inside of the transverse supporting plate (2) is provided with a rectangular groove, and the U-shaped movable frame (4) is positioned inside the rectangular groove and is in sliding connection with the U-shaped movable frame (4) through the arrangement of the rectangular groove.

7. The metal pipe welding device according to claim 1, characterized in that the welding mechanism comprises a conical support plate (16), the conical support plate (16) is rotatably connected to the outer side of the circular rotating ring (3), a second driving motor (17) is fixed to one end of the conical support plate (16) through a bolt, and the output end of the second driving motor (17) is connected with the circular rotating ring (3) through a transmission crawler (18);

the inside of circular rotating ring (3) is provided with second climbing mechanism (19), the soldered connection is installed to the output of second climbing mechanism (19).

8. The metal pipe welding device according to claim 7, characterized in that the welding mechanism further comprises a rectangular lifting block (20), the inside of the L-shaped base (1) is slidably connected with the rectangular lifting block (20), and one end of the rectangular lifting block (20) is fixedly connected with the conical support plate (16);

one end of the L-shaped base (1) is fixed with a third jacking mechanism (21), and the output end of the third jacking mechanism (21) is fixedly connected with the rectangular lifting block (20).

9. The metal pipe welding device according to claim 8, wherein a vertical sliding groove is formed in the L-shaped base (1), and the rectangular lifting block (20) is located in the vertical sliding groove and is connected with the L-shaped base (1) in a sliding mode through the vertical sliding groove.

10. A welding method of a metal pipe welding apparatus, which is applied to the metal pipe welding apparatus according to any one of claims 1 to 9, characterized by using the steps of:

s1, placing two metal tubes on the tops of two transverse supporting plates (2) respectively and inside a first clamping block (6) and a second clamping block (11);

s2, the U-shaped mounting frame (8) can move due to the operation of the first jacking mechanism (7), the second clamping block (11) can rotate by taking the joint of the first clamping block (6) and the second clamping block (11) as the center of a circle due to the movement of the U-shaped mounting frame (8) through the rectangular transmission column (9) and the rectangular connecting column (10), and the metal pipe can be clamped by the first clamping block (6) and the second clamping block (11);

s3, the transverse threaded rod (14) is rotated by the operation of the first driving motor (13), the transverse U-shaped frame (15) can slide at the bottom of the transverse supporting plate (2) by the rotation of the transverse threaded rod (14), and the U-shaped moving frame (4) can slide in the transverse supporting plate (2) by the sliding of the transverse U-shaped frame (15);

s4, the second driving motor (17) operates to enable the circular rotating ring (3) to rotate inside the conical supporting plate (16) through the transmission crawler belt (18), and then the second jacking mechanism (19) can rotate.

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