Welding device for pipe fitting machining

Abstract

The utility model belongs to the technical field of pipe fitting machining, and particularly relates to a welding device for pipe fitting machining, which comprises a bottom plate, supporting plates are fixedly connected to the left side and the right side of the top of the bottom plate, through type mounting holes are formed in the supporting plates, and mounting cylinders are rotatably connected to the interiors of the mounting holes through bearings. Mounting cylinders are fixedly connected to the top of the bottom plate, clamping assemblies are arranged in the mounting cylinders, a rotating assembly is arranged between the two mounting cylinders, a supporting frame is fixedly connected to the center of the top of the bottom plate, a welding assembly is arranged on the upper surface of the interior of the supporting frame, and a grinding assembly is arranged in the center of the interior of the bottom plate. A welded pipe fitting is driven to rotate through the rotating assembly, and a welding surface can be rotationally polished through the polishing assembly, so that the welding surface can be polished to be smooth, and the device can meet more use requirements and is high in practicability.

Description

Technical Field

[0001] The utility model relates to the technical field of pipe fitting processing, in particular to a welding device used for pipe fitting processing. Background Art

[0002] Pipe fittings play a crucial role in both daily life and industrial production. They are used for everything from transporting materials to laying ventilation ducts within factories. Due to the limited length of pipe fittings that can be formed in one piece, welding is often required for long-distance pipelines to avoid the hassles of installation and maintenance caused by the use of too many connectors. This process requires the use of welding equipment. When butt-welding two pipe fittings, the fittings must first be fixed, then the welding torch is aimed at the joint, and manual welding is performed around the pipes. This welding method is inefficient and labor-intensive.

[0003] A Chinese patent application, CN219542110U, discloses a welding device for pipe processing, comprising a base frame, a sliding device, a support, a clamping device, a pipe, and a welding device. The sliding device is mounted on the base frame, the support is mounted on the sliding device, the clamping device is mounted on the support, the pipe is mounted within the clamping device, and the welding device is mounted on the base frame. This utility model belongs to the field of welding technology and specifically refers to a welding device for pipe processing that can clamp and fix pipes for docking, while also achieving welding around the pipes to improve welding quality.

[0004] However, the existing welding device is inconvenient to polish the welding surface after welding to make it smoother, and the device cannot meet more usage requirements, making the device less practical. Therefore, a welding device for pipe processing is proposed to address the above problems. Utility Model Content

[0005] In order to make up for the shortcomings of the existing technology and solve the problem that the existing welding device is inconvenient to polish the welding surface after welding to make it smoother during use, and the device cannot meet more usage requirements, thus making the device less practical, the utility model proposes a welding device for pipe processing.

[0006] The technical solution adopted by the utility model to solve the technical problem is as follows: the utility model is a welding device for pipe processing, comprising a bottom plate;

[0007] The left and right sides of the top of the base plate are fixedly connected to support plates, a through-type mounting hole is opened inside the support plate, a mounting cylinder is rotatably connected inside the mounting hole through a bearing, a clamping assembly is provided inside the mounting cylinder, a rotating assembly is provided between the two mounting cylinders, a support frame is fixedly connected to the center of the top of the base plate, a welding assembly is provided on the upper surface of the support frame, and a grinding assembly is provided at the center of the base plate.

[0008] Preferably, the welding assembly includes an electric lifting rod fixedly mounted on the top of the support frame, the bottom end of the electric lifting rod passes through the inner upper surface of the support frame and is fixedly connected to a sliding plate, a welding gun is fixed through the front of the sliding plate, a through-type slot is opened at the center of the support frame, and the top of the welding gun is inserted into the slot.

[0009] Preferably, the rotating assembly includes a through hole opened at the lower part of the support plate, a rotating rod is rotatably connected between the two through holes through a bearing, spur gears are fixedly connected to the left and right sides of the outer surface of the rotating rod, a spur gear ring is fixedly connected to one side of the outer surface of the mounting cylinder, and is meshed with the spur gear, a motor 1 is provided on the upper left side of the top of the base plate, and the output end of the motor 1 is fixedly connected to the left end of the rotating rod.

[0010] Preferably, a support block is fixedly connected to the left side of the top of the base plate, and the outer surface of the motor 1 is fixedly installed to the top of the support block.

[0011] Preferably, the clamping assembly includes a plurality of evenly distributed guide holes opened inside the mounting tube, a guide rod sliding through the guide hole, a clamping plate fixedly connected to one end of the guide rod, a spring fixedly connected between the clamping plate and the inner wall of the mounting tube, and the spring is sleeved on the outer surface of the guide rod.

[0012] Preferably, the other end of the guide rod passes through the outer surface of the mounting tube and is fixedly connected to a handle.

[0013] Preferably, the grinding assembly includes an inner groove opened at the inner center of the base plate, and a through-type slide groove is opened at the front and rear of the upper surface of the inner groove, and a two-way threaded rod is rotatably connected between the front and rear surfaces of the inner groove through a bearing, and a second motor is fixedly installed at the center of the front surface of the base plate, and the output end of the second motor is fixedly connected to the front end of the two-way threaded rod, and the front and rear of the outer surface of the two-way threaded rod are threadedly connected with a T-shaped block, the top of the T-shaped block passes through the slide groove and is fixedly connected to a vertical plate, one side of the vertical plate is fixedly connected to a connecting rod, one end of the connecting rod is fixedly connected to a semicircular ring, and the inner side wall of the semicircular ring is fixedly connected to a grinding plate.

[0014] Preferably, the grinding sheet is arranged in an arc shape.

[0015] The utility model is beneficial in that:

[0016] 1. The utility model drives the welded pipe to rotate through the rotating assembly, and can rotate and grind the welding surface through the grinding assembly, so that the welding surface can be polished to make it smooth, and the device can meet more usage needs and is more practical.

[0017] 2. The utility model can make the installation tube adapt to the installation of pipes of different sizes through the clamping assembly, and make the device adapt to the welding of pipes of different sizes, so that the device is easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0019] Figure 1 It is a schematic diagram of the three-dimensional structure in Example 1;

[0020] Figure 2 It is a schematic diagram of a partial front cross-section structure in Example 1;

[0021] Figure 3 For Example 1 Figure 2 A in the middle is an enlarged structural diagram;

[0022] Figure 4 It is a partial right-side cross-sectional structural diagram in Example 1;

[0023] Figure 5 For Example 1 Figure 4 Enlarged structural diagram at point B in the middle.

[0024] In the figure: 1. Base plate; 2. Support plate; 3. Mounting hole; 4. Mounting cylinder; 5. Clamping assembly; 501. Handle; 502. Guide hole; 503. Guide rod; 504. Spring; 505. Clamping plate; 6. Rotating assembly; 601. Motor 1; 602. Support block; 603. Spur gear ring; 604. Spur gear; 605. Through hole; 606. Rotating rod; 7. Support frame; 8. Welding assembly; 801. Electric lifting rod; 802. Through slot; 803. Welding gun; 804. Sliding plate; 9. Grinding assembly; 901. Motor 2; 902. Bidirectional threaded rod; 903. T-block; 904. Slide; 905. Inner groove; 906. Vertical plate; 907. Connecting rod; 908. Semicircular ring; 909. Grinding disc. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0026] Example 1

[0027] See also Figure 1-4 As shown, a welding device for pipe processing includes a base plate 1;

[0028] The left and right sides of the top of the bottom plate 1 are fixedly connected to support plates 2, and a through-type mounting hole 3 is opened inside the support plate 2. A mounting cylinder 4 is rotatably connected to the inside of the mounting hole 3 through a bearing. A clamping component 5 is provided inside the mounting cylinder 4, and a rotating component 6 is provided between the two mounting cylinders 4. A support frame 7 is fixedly connected to the center of the top of the bottom plate 1, and a welding component 8 is provided on the upper surface of the support frame 7. A grinding component 9 is provided at the center of the bottom plate 1. When working, the bottom of the bottom plate 1 is first placed in contact with the flat ground to make the device stable. After the device is placed stably, the pipe fittings to be welded are installed inside the installation tube 4 and are firmly installed by the clamping assembly 5 during installation. The clamping assembly 5 can also be used to facilitate the installation of pipe fittings of different sizes inside the installation tube 4. Then, after the installation is firm, the two pipe fittings are welded by the welding assembly 8. During the welding process, the two pipe fittings are driven to rotate simultaneously by the rotating assembly 6. Immediately after the welding is completed, the welding surface can be polished to make it smooth by the cooperation of the grinding assembly 9 and the rotating assembly 6, so that the device can meet more usage requirements and is more practical.

[0029] The welding assembly 8 includes an electric lifting rod 801 fixedly installed on the top of the support frame 7, the bottom end of the electric lifting rod 801 passes through the internal upper surface of the support frame 7 and is fixedly connected to a sliding plate 804, a welding gun 803 is fixed through the front of the sliding plate 804, a through-type through-slot 802 is opened at the center of the support frame 7, and the top of the welding gun 803 is inserted into the through-slot 802; when working, the electric lifting rod 801 is energized to drive the sliding plate 804 to move, and the movement of the sliding plate 804 can drive the welding movement to weld the two pipes, and the welding top can be installed with the equipment required for welding with the welding gun 803 through the through-slot 802, thereby ensuring smooth welding.

[0030] The rotating assembly 6 includes a through hole 605 opened at the lower part of the inner part of the support plate 2, and a rotating rod 606 is rotatably connected between the two through holes 605 through a bearing. The left and right sides of the outer surface of the rotating rod 606 are fixedly connected to spur gears 604, and one side of the outer surface of the mounting cylinder 4 is fixedly connected to a spur gear ring 603 and meshed with the spur gear 604. A motor 1 601 is provided on the upper left side of the top of the bottom plate 1, and the output end of the motor 1 601 is fixedly connected to the left end of the rotating rod 606; when working, the motor 1 601 is connected to the external power supply to make the motor 1 601 work, and after the motor 1 601 works, it drives the rotating rod 606 to rotate, and then the rotating rod 606 rotates to drive the two spur gears 604 to rotate, and after the two spur gears 604 rotate, they can drive the two spur gear rings 603 to rotate, and make the two mounting cylinders 4 rotate at the same time, so that the two pipe fittings installed between the two mounting cylinders 4 rotate at the same time during welding, and the welding effect is better.

[0031] A support block 602 is fixedly connected to the left side of the top of the base plate 1, and the outer surface of the motor 1 601 is fixedly installed on the top of the support block 602; when working, the motor 1 601 is supported by the support block 602.

[0032] The clamping assembly 5 includes a plurality of evenly distributed guide holes 502 provided inside the mounting tube 4, a guide rod 503 slidingly passing through the guide hole 502, one end of the guide rod 503 is fixedly connected to a clamping plate 505, a spring 504 is fixedly connected between the clamping plate 505 and the inner wall of the mounting tube 4, and the spring 504 is sleeved on the outer surface of the guide rod 503; when working, the guide rod 503 is moved to drive the clamping plate 505 to move, and after the clamping plate 505 moves, it squeezes the spring 504 so that the spring 504 has a rebound force, and then the rebound force of the spring 504 makes the clamping plate 505 squeeze and clamp the pipe fittings that need to be welded and inserted into the mounting tube 4, and the rebound force of the spring 504 makes it easy for the clamping plate 505 to squeeze and clamp pipe fittings of different sizes.

[0033] The other end of the guide rod 503 passes through the outer surface of the mounting tube 4 and is fixedly connected to a handle 501 ; during operation, the handle 501 facilitates the movement of the guide rod 503 .

[0034] The grinding assembly 9 includes an inner groove 905 opened at the inner center of the base plate 1, and a through-type slide groove 904 is opened at the front and rear of the inner upper surface of the inner groove 905. A two-way threaded rod 902 is rotatably connected between the front and rear surfaces of the inner groove 905 through a bearing. A second motor 901 is fixedly installed at the center of the front surface of the base plate 1, and the output end of the second motor 901 is fixedly connected to the front end of the two-way threaded rod 902. The front and rear surfaces of the outer surface of the two-way threaded rod 902 are threadedly connected with a T-block 903. The top of the T-block 903 passes through the slide groove 904 and is fixedly connected to a vertical plate 906. A connecting rod 907 is fixedly connected to one side of the vertical plate 906. One end of the connecting rod 907 is fixedly connected to a semicircular ring 908. 8 The inner wall is fixedly connected with a grinding sheet 909; during operation, when the welding surface is ground after welding, the motor 2 901 is first connected to the external power supply to make the motor 2 901 work, and the motor 2 901 rotates to drive the two-way threaded rod 902 after working, and then the two-way threaded rod 902 rotates to drive the two T-blocks 903 to move toward each other, and the movement of the T-block 903 drives the vertical plate 906 and the connecting rod 907 and the semicircular ring 908 to move, and then the semicircular ring 908 moves and drives the grinding sheet 909 to fit the welding surface, and after fitting, the welded pipe fitting is driven to rotate through the rotating component 6, and the welding surface can be rotated and ground on the outer surface of the grinding sheet 909, so that the welding surface can be polished to make it smooth, and the device can meet more usage requirements and has strong practicality.

[0035] Example 2

[0036] See also Figure 5As shown, compared with Example 1, as another implementation of the present invention, the grinding sheet 909 is configured to be arc-shaped; during operation, it is convenient for the grinding sheet 909 to fit and grind the welding surface, thereby achieving a better grinding effect.

[0037] Throughout this specification, references to terms such as "one embodiment," "example," or "specific example" indicate that a specific feature, structure, material, or characteristic described in conjunction with that embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of these 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.

[0038] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements fall within the scope of the present invention as claimed.

Claims

1. A welding device for pipe processing, comprising a base plate (1); Its characteristics are: The left and right sides of the top of the base plate (1) are fixedly connected to support plates (2), a through-type mounting hole (3) is provided inside the support plate (2), a mounting cylinder (4) is rotatably connected inside the mounting hole (3) through a bearing, a clamping assembly (5) is provided inside the mounting cylinder (4), a rotating assembly (6) is provided between the two mounting cylinders (4), a support frame (7) is fixedly connected at the center of the top of the base plate (1), a welding assembly (8) is provided on the upper surface of the support frame (7), and a grinding assembly (9) is provided at the center of the inside of the base plate (1).

2. A welding device for pipe processing according to claim 1, characterized in that: The welding assembly (8) includes an electric lifting rod (801) fixedly mounted on the top of the support frame (7), the bottom end of the electric lifting rod (801) passes through the inner upper surface of the support frame (7) and is fixedly connected to a sliding plate (804), a welding gun (803) is fixedly passed through the front of the sliding plate (804), a through-type slot (802) is opened at the center of the support frame (7), and the top of the welding gun (803) is inserted into the inside of the slot (802).

3. A welding device for pipe processing according to claim 2, characterized in that: The rotating assembly (6) includes a through hole (605) opened at the lower part of the inner portion of the support plate (2), a rotating rod (606) is rotatably connected between the two through holes (605) via a bearing, and spur gears (604) are fixedly connected to the left and right sides of the outer surface of the rotating rod (606), and a spur gear ring (603) is fixedly connected to one side of the outer surface of the mounting cylinder (4) and is meshed with the spur gear (604). A motor (601) is provided on the upper left side of the top of the bottom plate (1), and the output end of the motor (601) is fixedly connected to the left end of the rotating rod (606).

4. A welding device for pipe processing according to claim 3, characterized in that: A support block (602) is fixedly connected to the left side of the top of the base plate (1), and the outer surface of the motor 1 (601) is fixedly mounted to the top of the support block (602).

5. A welding device for pipe processing according to claim 4, characterized in that: The clamping assembly (5) comprises a plurality of evenly distributed guide holes (502) provided inside the mounting tube (4), a guide rod (503) slidingly passing through the guide hole (502), one end of the guide rod (503) being fixedly connected to a clamping plate (505), a spring (504) being fixedly connected between the clamping plate (505) and the inner side wall of the mounting tube (4), and the spring (504) being sleeved on the outer surface of the guide rod (503).

6. The welding device for pipe processing according to claim 5, characterized in that: The other end of the guide rod (503) passes through the outer surface of the mounting tube (4) and is fixedly connected to a handle (501).

7. The welding device for pipe processing according to claim 6, characterized in that: The grinding assembly (9) includes an inner groove (905) provided at the center of the inner surface of the bottom plate (1), a through-type slide groove (904) is provided at the front and rear of the inner upper surface of the inner groove (905), a bidirectional threaded rod (902) is rotatably connected between the front and rear surfaces of the inner groove (905) through a bearing, a second motor (901) is fixedly installed at the center of the front surface of the bottom plate (1), and the output end of the second motor (901) is connected to the bidirectional threaded rod (902). ) is fixedly connected to the front end of the bidirectional threaded rod (902), the front and rear of the outer surface of the bidirectional threaded rod (902) are both threadedly connected to a T-block (903), the top of the T-block (903) passes through the slide groove (904) and is fixedly connected to a vertical plate (906), one side of the vertical plate (906) is fixedly connected to a connecting rod (907), one end of the connecting rod (907) is fixedly connected to a semicircular ring (908), and the inner wall of the semicircular ring (908) is fixedly connected to a grinding sheet (909).

8. The welding device for pipe processing according to claim 7, characterized in that: The grinding sheet (909) is configured to be in an arc shape.

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