Special equipment for cleaning weld joints of stainless steel welded pipes

Abstract

The utility model relates to the technical field of special cleaning equipment, in particular to special stainless steel welded pipe welding seam cleaning equipment which comprises a cleaning equipment body and a hydraulic cylinder, one side of the cleaning equipment body is fixedly connected with the hydraulic cylinder, one side of the hydraulic cylinder is fixedly connected with a top plate, and one side of the top plate is fixedly connected with an internal thread plate. The inner side of the cleaning equipment body is fixedly connected with a supporting assembly, the top end of the cleaning equipment body is fixedly connected with limiting supporting equipment, the inner side of the limiting supporting equipment is rotationally connected with a polishing angle adjusting device, the inner side of an internal thread plate is spirally connected with a threaded rod, and the upper end of the supporting assembly is provided with a welded pipe body; according to the welding pipe welding line cleaning device, the position of the cleaning device can be adjusted according to the welding mode of a welding pipe, so that the welding line cleaning device is suitable for cleaning work of welding lines of different welding pipes, the usability of the welding line cleaning device is improved, and the cleaning difficulty and labor intensity of the welding lines of the welding pipes are reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of special cleaning equipment, in particular to special cleaning equipment for the weld seam of a stainless steel welded pipe. Background Art

[0002] Special equipment for cleaning the weld seam of stainless steel welded pipes is used to remove impurities, oxide layers and other unwanted substances in the weld seam area of ​​stainless steel welded pipes. These equipment are essential to ensure the quality and performance of welded pipes, because the quality of the weld seam directly affects the sealing, corrosion resistance and overall structural integrity of the welded pipes.

[0003] There are different ways to weld stainless steel welded pipes, including circular welding and linear welding. Circular welding is to fix two pipe bodies together, and linear welding is to weld a plate together.

[0004] It is difficult for the existing device to switch the cleaning mode of the special cleaning equipment according to the welding mode of the welded pipe. At the same time, the weight of the welded pipe is heavy. When cleaning different parts of the welded pipe, it is difficult to adjust the position of the welded pipe. Therefore, a special equipment for cleaning the weld of a stainless steel welded pipe is proposed to solve the above problems. Utility Model Content

[0005] The utility model aims to provide a special device for cleaning the weld of a stainless steel welded pipe, so as to solve the problem that the existing device is difficult to switch the cleaning mode of the special cleaning device according to the welding mode of the welded pipe, and at the same time, the weight of the welded pipe is heavy, and it is difficult to adjust the position of the welded pipe when cleaning different parts of the welded pipe.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A special device for cleaning the weld seam of a stainless steel welded pipe comprises a cleaning device body and a hydraulic cylinder, one side of the cleaning device body is fixedly connected to the hydraulic cylinder, one side of the hydraulic cylinder is fixedly connected to a top plate, one side of the top plate is fixedly connected to an internal threaded plate, the inner side of the cleaning device body is fixedly connected to a support assembly, the top of the cleaning device body is fixedly connected to a limited support device, the inner side of the limited support device is rotatably connected to a grinding angle adjustment device, the inner side of the internal threaded plate is spirally connected to a threaded rod, the upper end of the support assembly is provided with a welded pipe body, the limited support device comprises a limited rotating frame, the inner side of the limited rotating frame is opened A limit swivel groove is provided, a toothed ring is fixedly connected to the inner side of the limit swivel groove, a movable empty groove is opened on the inner side of the limit swivel frame, the grinding and angle adjustment device comprises an inner rotating hollow disk, a fixed ear seat is fixedly connected to the outer side of the inner rotating hollow disk, a servo motor is fixedly connected to one side of the fixed ear seat, a gear rod is fixedly connected to the end of the servo motor main shaft, a limit ring is fixedly connected to the outer side of the inner rotating hollow disk, a double-plate is fixedly connected to the inner side of the inner rotating hollow disk, a telescopic rod is fixedly connected to the inner side of the double-plate, a second electric telescopic rod is fixedly connected to the inner side of the double-plate, and a grinding wheel is installed on one side of the double-plate.

[0008] As a further optimization of the present invention, one side of the top plate is fitted with one side of the welded pipe body, a threaded hole is provided on the inner side of the internal threaded plate, one side of the threaded rod is fitted with the outer side of the welded pipe body, the internal threaded plates correspond one to one with the threaded rods, and the number of the internal threaded plates is not less than two.

[0009] As a further optimization of the present invention, the support assembly includes a limiting slide plate, the top of the limiting slide plate is fixedly connected to a connecting plate, the bottom of the connecting plate is fixedly connected to a first electric telescopic rod, the top of the connecting plate is fixedly connected to a slope support plate, and the inner side of the slope support plate is rotatably connected to an inclined wheel.

[0010] As further optimization content of the present utility model, the number of the limiting slide plates is not less than four, a slide groove is provided on the inner side of the cleaning device body, the limiting slide plate is slidably connected to the inner side of the slide groove of the cleaning device body, an installation opening is provided on the inner side of the cleaning device body, and the outer side of the first electric telescopic rod is fixed to the inner side of the installation opening of the cleaning device body.

[0011] As a further optimization of the present invention, there are several slope support plates and several inclined wheels, the inclined wheels are inclined structures, and the outer side of the inclined wheels is in contact with the outer side of the welded pipe body.

[0012] As a further optimization of the present invention, the bottom end of the limit rotating frame is fixedly connected to the top of the cleaning equipment body, the middle end of the limit rotating frame is hollow, the shape of the limit rotating ring groove is a hollow cylinder, and the limit rotating ring groove is opened at the left and right ends of the limit rotating frame.

[0013] As further optimized content of the present invention, the inner rotating hollow disk is in the shape of a hollow cylinder, the limiting ring is in the shape of a circular ring structure, the inner rotating hollow disk is rotatably connected to the inner side of the limiting rotating frame through the limiting ring, the double-plate is a two-section structure, the telescopic rod and the second electric telescopic rod are fixed between the double-plate, a motor is installed on one side of the double-plate, and the grinding wheel is fixed to the end of the main shaft of the motor on one side of the double-plate.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] In the utility model, by means of the hydraulic cylinder, top plate, internal threaded plate, support assembly, limit support equipment, grinding angle adjustment device and threaded rod, the device can adjust the position of the cleaning device according to the welding method of the welded pipe, so as to be suitable for the cleaning work of the welds of different welded pipes, improve the usability of the device, and reduce the difficulty and labor intensity of cleaning the welds of the welded pipes. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the main structure of the cleaning device of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the support assembly of the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the limit support device of the utility model;

[0020] Figure 5 This is a schematic diagram of the structure of the grinding and angle adjustment device of the utility model;

[0021] Figure 6 For this utility model Figure 5 A schematic diagram of the structure at A;

[0022] Figure 7 For this utility model Figure 5 Schematic diagram of the structure at point B.

[0023] In the figure: 1. cleaning equipment body; 2. hydraulic cylinder; 3. top plate; 4. internal thread plate; 5. support assembly; 51. limit slide plate; 52. connecting support plate; 53. first electric telescopic rod; 54. slope support plate; 55. oblique rotating wheel; 6. limit support device; 61. limit rotating frame; 62. limit rotating ring groove; 63. gear ring; 64. movable empty slot; 7. grinding and angle adjustment device; 71. internal rotating hollow disk; 72. fixed ear seat; 73. servo motor; 74. gear rod; 75. limit ring; 76. double plate; 77. telescopic rod; 78. second electric telescopic rod; 79. grinding wheel; 8. threaded rod; 9. welding pipe body. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0026] See also Figure 1-7 , the utility model provides a technical solution:

[0027] A special device for cleaning the weld of a stainless steel welded pipe comprises a cleaning device body 1 and a hydraulic cylinder 2, wherein one side of the cleaning device body 1 is fixedly connected to the hydraulic cylinder 2, one side of the hydraulic cylinder 2 is fixedly connected to a top plate 3, one side of the top plate 3 is fixedly connected to an internal threaded plate 4, a support assembly 5 is fixedly connected to the inner side of the cleaning device body 1, a limited support device 6 is fixedly connected to the top of the cleaning device body 1, a grinding and angle adjustment device 7 is rotatably connected to the inner side of the limited support device 6, a threaded rod 8 is spirally connected to the inner side of the internal threaded plate 4, a welded pipe body 9 is arranged at the upper end of the support assembly 5, the limited support device 6 comprises a limited rotation frame 61, and a limited rotation ring groove 62 is arranged on the inner side of the limited rotation frame 61. A toothed ring 63 is fixedly connected to the inner side of the limit rotating ring groove 62, and a movable empty slot 64 is opened on the inner side of the limit rotating frame 61. The grinding and angle adjustment device 7 includes an inner rotating hollow disk 71, and a fixed ear seat 72 is fixedly connected to the outer side of the inner rotating hollow disk 71. A servo motor 73 is fixedly connected to one side of the fixed ear seat 72. A gear rod 74 is fixedly connected to the end of the main shaft of the servo motor 73. A limit ring 75 is fixedly connected to the outer side of the inner rotating hollow disk 71, and a double-piece plate 76 is fixedly connected to the inner side of the inner rotating hollow disk 71. A telescopic rod 77 is fixedly connected to the inner side of the double-piece plate 76. A second electric telescopic rod 78 is fixedly connected to the inner side of the double-piece plate 76, and a grinding wheel 79 is installed on one side of the double-piece plate 76.

[0028] As a further implementation of this solution, one side of the top plate 3 is fitted with one side of the welded pipe body 9, a threaded hole is opened on the inner side of the internal threaded plate 4, one side of the threaded rod 8 is fitted with the outer side of the welded pipe body 9, the internal threaded plates 4 correspond to the threaded rods 8 one by one, and the number of internal threaded plates 4 is not less than two, which is convenient for fixing one end of the welded pipe body 9, thereby facilitating the movement of the welded pipe body 9;

[0029] As a further implementation of the present solution, the support assembly 5 includes a limiting slide plate 51, the top of the limiting slide plate 51 is fixedly connected to a connecting plate 52, the bottom of the connecting plate 52 is fixedly connected to a first electric telescopic rod 53, the top of the connecting plate 52 is fixedly connected to a slope support plate 54, and the inner side of the slope support plate 54 is rotatably connected to an inclined rotating wheel 55, which plays a role in supporting the welding pipe body 9 and can reduce the friction of the movement of the welding pipe body 9;

[0030] As a further implementation of the present invention, the number of the limiting slide plates 51 is not less than four, a slide groove is provided on the inner side of the cleaning device body 1, the limiting slide plate 51 is slidably connected to the inner side of the slide groove of the cleaning device body 1, a mounting opening is provided on the inner side of the cleaning device body 1, and the outer side of the first electric telescopic rod 53 is fixed to the inner side of the mounting opening of the cleaning device body 1.

[0031] As a further implementation of this solution, the number of the slope support plate 54 and the inclined rotating wheel 55 are both several, and the inclined rotating wheel 55 is an inclined structure. The outer side of the inclined rotating wheel 55 is in contact with the outer side of the welding pipe body 9, which is convenient for moving the welding pipe body 9 upward, so that the center of the welding pipe body 9 coincides with the center of the inner rotating hollow disk 71, which is convenient for grinding the welding pipe body 9;

[0032] As a further implementation of this solution, the bottom end of the limit rotating frame 61 is fixedly connected to the top of the cleaning device body 1, the middle end of the limit rotating frame 61 is hollow, the limit rotating ring groove 62 is in the shape of a hollow cylinder, and the limit rotating ring groove 62 is provided at the left and right ends of the limit rotating frame 61, so as to limit the grinding angle adjustment device 7 and adjust the position of the grinding wheel 79;

[0033] As a further implementation scheme of the present scheme, the inner rotating hollow disk 71 is shaped like a hollow cylinder, the limiting ring 75 is shaped like a circular ring structure, the inner rotating hollow disk 71 is rotatably connected to the inner side of the limiting rotating frame 61 through the limiting ring 75, the double-piece plate 76 is a two-section structure, the telescopic rod 77 and the second electric telescopic rod 78 are fixed between the double-piece plate 76, a motor is installed on one side of the double-piece plate 76, and a grinding wheel 79 is fixed on the end of the main shaft of the motor on one side of the double-piece plate 76, so that one circle of the welding pipe body 9 can be cleaned, and the effect of linear cleaning can be achieved by pushing the hydraulic cylinder 2.

[0034] Working process: During the use of the device, the external power supply is powered on, the device is placed between the inclined rotating wheels 55, and the first electric telescopic rod 53 is started. The first electric telescopic rod 53 pushes the connecting plate 52 to move upward. The connecting plate 52 is slidably connected with the cleaning device body 1 through the limiting slide plate 51, which can improve the stability of the connecting plate 52 when moving. The connecting plate 52 drives the slope support plate 54, the inclined rotating wheels 55 and the welding pipe body 9 to move upward. When the center of the welding pipe body 9 and the center of the grinding angle adjustment device 7 are in the same horizontal plane, , push the welding pipe body 9, so that the welding pipe body 9 passes through the central part of the inner rotating hollow disk 71. When the left end of the welding pipe body 9 is fitted with the top plate 3, rotate the threaded rod 8, and the threaded rod 8 is spirally connected with the internal threaded plate 4, so that the threaded rod 8 and the welding pipe body 9 are clamped to fix the welding pipe body 9. Start the hydraulic cylinder 2, and the welding pipe body 9 can be pushed to move through the top plate 3 to make the weld seam of the welding pipe body 9 close to the grinding wheel 79. If the welding pipe bodies 9 are annularly welded, start the servo motor 73, and the main shaft of the servo motor 73 rotates The gear rod 74 is driven to rotate, and the outer side of the gear rod 74 meshes with the outer side of the gear ring 63. When the gear rod 74 rotates, the inner rotating hollow disk 71 is driven to rotate through the fixed ear seat 72. The inner rotating hollow disk 71 is rotatably connected to the limiting rotating frame 61 through the limiting ring ring 75. The limiting ring ring 75 is rotatably connected to the inner side of the limiting rotating ring groove 62, which plays a role in limiting the rotation of the inner rotating hollow disk 71. The rotation of the inner rotating hollow disk 71 drives the grinding wheel 79 to rotate, and at the same time starts the second electric telescopic rod 78, which pushes The double plate 76 at one end moves, and the double plates 76 move away from each other. The telescopic rod 77 serves to limit the two double plates 76 when they move away from each other, so that the grinding wheel 79 contacts the outer side of the welding pipe body 9. The welding seam of the welding pipe body 9 is rubbed by the grinding wheel 79, so as to clean the impurities. At the same time, when the inner rotating hollow disk 71 rotates, a circle of the welding pipe body 9 can be cleaned. If it is a straight weld, the grinding wheel 79 is adjusted to a certain angle, and the cleaning effect can be achieved by pushing the hydraulic cylinder 2.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A special device for cleaning the weld of a stainless steel welded pipe, comprising a cleaning device body (1) and a hydraulic cylinder (2), characterized in that: One side of the cleaning device body (1) is fixedly connected to a hydraulic cylinder (2), one side of the hydraulic cylinder (2) is fixedly connected to a top plate (3), one side of the top plate (3) is fixedly connected to an internal threaded plate (4), the inner side of the cleaning device body (1) is fixedly connected to a support assembly (5), the top of the cleaning device body (1) is fixedly connected to a limited support device (6), the inner side of the limited support device (6) is rotatably connected to a grinding angle adjustment device (7), the inner side of the internal threaded plate (4) is spirally connected to a threaded rod (8), the upper end of the support assembly (5) is provided with a welding pipe body (9), the limited support device (6) comprises a limited rotation frame (61), the inner side of the limited rotation frame (61) is provided with a limited rotation ring groove (62), the inner side of the limited rotation ring groove (62) is fixedly connected to a gear The tooth ring (63) is provided with a movable slot (64) on the inner side of the limit rotating frame (61); the grinding angle adjustment device (7) comprises an inner rotating hollow disk (71); a fixed ear seat (72) is fixedly connected to the outer side of the inner rotating hollow disk (71); a servo motor (73) is fixedly connected to one side of the fixed ear seat (72); a gear rod (74) is fixedly connected to the end of the main shaft of the servo motor (73); a limit ring (75) is fixedly connected to the outer side of the inner rotating hollow disk (71); a double plate (76) is fixedly connected to the inner side of the inner rotating hollow disk (71); a telescopic rod (77) is fixedly connected to the inner side of the double plate (76); a second electric telescopic rod (78) is fixedly connected to the inner side of the double plate (76); and a grinding wheel (79) is installed on one side of the double plate (76).

2. The special equipment for cleaning the weld of a stainless steel welded pipe according to claim 1, characterized in that: One side of the top plate (3) is fitted with one side of the welding pipe body (9), a threaded hole is provided on the inner side of the internal thread plate (4), one side of the threaded rod (8) is fitted with the outer side of the welding pipe body (9), the internal thread plate (4) and the threaded rod (8) correspond one to one, and the number of the internal thread plates (4) is not less than two.

3. The special equipment for cleaning the weld seam of a stainless steel welded pipe according to claim 1, characterized in that: The support assembly (5) comprises a limiting slide plate (51), the top end of the limiting slide plate (51) is fixedly connected to a connecting plate (52), the bottom end of the connecting plate (52) is fixedly connected to a first electric telescopic rod (53), the top end of the connecting plate (52) is fixedly connected to a slope supporting plate (54), and the inner side of the slope supporting plate (54) is rotatably connected to an inclined rotating wheel (55).

4. The special equipment for cleaning the weld seam of a stainless steel welded pipe according to claim 3, characterized in that: The number of the limiting slide plates (51) is not less than four, a slide groove is provided on the inner side of the cleaning device body (1), the limiting slide plate (51) is slidably connected to the inner side of the slide groove of the cleaning device body (1), a mounting opening is provided on the inner side of the cleaning device body (1), and the outer side of the first electric telescopic rod (53) is fixed to the inner side of the mounting opening of the cleaning device body (1).

5. The special equipment for cleaning the weld seam of a stainless steel welded pipe according to claim 3, characterized in that: The number of the slope support plates (54) and the number of the inclined wheels (55) are both several, and the inclined wheels (55) are of an inclined structure, and the outer side of the inclined wheels (55) is in contact with the outer side of the welding pipe body (9).

6. The special equipment for cleaning the weld of a stainless steel welded pipe according to claim 1, characterized in that: The bottom end of the position-limiting rotating frame (61) is fixedly connected to the top end of the cleaning device body (1); the middle end of the position-limiting rotating frame (61) is hollow; the position-limiting rotating ring groove (62) is in the shape of a hollow cylinder; and the position-limiting rotating ring groove (62) is provided at the left and right ends of the position-limiting rotating frame (61).

7. The special equipment for cleaning the weld seam of a stainless steel welded pipe according to claim 1, characterized in that: The inner rotating hollow disk (71) is in the shape of a hollow cylinder, the limiting ring (75) is in the shape of a circular ring structure, the inner rotating hollow disk (71) is rotatably connected to the inner side of the limiting rotating frame (61) through the limiting ring (75), the double-piece plate (76) is a two-section structure, the telescopic rod (77) and the second electric telescopic rod (78) are fixed between the double-piece plates (76), a motor is installed on one side of the double-piece plate (76), and the grinding wheel (79) is fixed to the end of the main shaft of the motor on one side of the double-piece plate (76).

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