Steel pipe surface grinding, polishing and dust removing device

Abstract

The utility model belongs to the field of steel pipe machining, and particularly relates to a steel pipe surface grinding, polishing and dust removing device which comprises a steel pipe grinding, polishing and dust removing device body. The rear end of the steel pipe grinding, polishing and dedusting device body is fixedly connected with the side end of the first fixing block, a water outlet is formed in the bottom end in the steel pipe grinding, polishing and dedusting device body, and a grinding and dedusting mechanism is arranged in the steel pipe grinding, polishing and dedusting device body. Through the design of the grinding and dust removing mechanism, the function of removing dust on the surface of the steel pipe during grinding and polishing is achieved, and the problems that an existing polishing and grinding machine is not provided with a device capable of effectively removing dust on the surface of the steel pipe, and during polishing, waste materials obtained after polishing and grinding are attached to the surface of the steel pipe very easily are solved. And the problem that the subsequent workload is increased due to the fact that the surface of the steel pipe needs to be cleaned after grinding is completed is solved, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the field of steel pipe processing, in particular to a steel pipe surface grinding, polishing and dust removal device. Background Art

[0002] In the steel pipe processing industry, when the steel pipe needs to be prepared for spraying, welding or other operations, it is generally necessary to clean the surface of the steel pipe in advance, such as grinding and polishing, to facilitate subsequent work.

[0003] The existing steel pipe surface grinding, polishing and dust removal device can be specifically referred to as application number: CN202020368310.X, which is a steel pipe inner hole polishing grinding machine, including a workbench, a clamping frame, and a steel pipe. A fixed support seat is welded on the upper surface of the right end of the workbench, a guide rail is welded on the upper surface of the workbench, and a roller is welded on the bottom of the movable support seat. A rotating groove is provided on the inner surface of the clamping frame, and teeth are evenly provided on the outer surface of the clamping turntable. Balls are inlaid between the left and right side surfaces of the clamping turntable and the inner wall of the rotating groove, and a clamping cylinder is fixedly connected to the inner surface of the clamping turntable. A gear is meshed at the bottom of the clamping turntable, and the other end of the gear is fixedly connected to a motor. The interior of the steel pipe is filled with abrasives, a first sealing plug is embedded in the right end face of the steel pipe, and a second sealing plug is embedded in the left end face of the steel pipe. By filling the inside of the steel pipe with granular abrasives, when the steel pipe rotates at high speed, the abrasives will rub and polish inside the steel pipe. This polishing method is simple and convenient, and the entire inner surface of the steel pipe can be polished during polishing, with high polishing efficiency;

[0004] The above-mentioned polishing and grinding machine is not equipped with a device that can effectively remove dust from the surface of the steel pipe. When polishing, the surface of the steel pipe is easily adhered to the waste material from polishing and grinding, and the surface of the steel pipe needs to be cleaned after the grinding is completed, which leads to an increase in the subsequent workload. Therefore, a steel pipe surface grinding and polishing dust removal device is proposed to address the above problems. Utility Model Content

[0005] In order to make up for the shortcomings of the prior art, the existing polishing and grinding machines are not equipped with a device that can effectively remove dust from the surface of the steel pipe. When polishing, the surface of the steel pipe is easily attached with polishing waste, and the surface of the steel pipe needs to be cleaned after the grinding is completed, which leads to the problem of increased subsequent workload. The utility model proposes a dust removal device for grinding and polishing the surface of the steel pipe.

[0006] The technical solution adopted by the utility model to solve the technical problem is as follows: a steel pipe surface grinding and polishing dust removal device described in the utility model comprises a steel pipe grinding and polishing dust removal device body; the rear end of the steel pipe grinding and polishing dust removal device body is fixedly connected to the side end of the first fixed block, a water outlet is provided at the bottom end of the steel pipe grinding and polishing dust removal device body, and a grinding dust removal mechanism is provided inside the steel pipe grinding and polishing dust removal device body;

[0007] The grinding and dust removal mechanism includes a second fixed block, which is arranged on one side of the steel pipe grinding and polishing dust removal device body, and the second fixed block is fixedly connected to the inside of the steel pipe grinding and polishing dust removal device body, one side of the second fixed block is fixedly connected to the rear end of the first motor, the front end of the first motor is fixedly connected to the rear end of the first threaded rod, the front end of the first threaded rod is fixedly connected to the first rotating block, the outer side of the first rotating block is sleeved with the front end of the third fixed block, the rear end of the third fixed block is fixedly connected to the side end of the fourth fixed block, and the bottom end of the fourth fixed block is fixedly connected to the steel pipe grinding and polishing dust removal device body.

[0008] Preferably, one side of the second fixed block is fixedly connected to one end of the first guide rod, the other end of the first guide rod is fixedly connected to the side end of the fourth fixed block, the outer side of the first rotating block and the outer side of the first guide rod are both sleeved with a first movable block, and the first movable block is threadedly connected to the first rotating block.

[0009] Preferably, the other side of the main body of the steel pipe grinding, polishing and dust removal device is fixedly connected to the bottom end of the fifth fixed block, and a sixth fixed block is provided on one side of the fifth fixed block and the first moving block, and the rear end of the sixth fixed block is fixedly connected to the side ends of the fifth fixed block and the first moving block, the front end of the sixth fixed block is sleeved on the rear end of the second rotating block, the front end of the second rotating block is fixedly connected to the rear end of the first fixed plate, the upper and lower ends of the first fixed plate are provided with return springs, and the first fixed plate is fixedly connected to the bottom end of the return spring, the top end of the return spring is fixedly connected to the bottom end of the limit block, and one side of the upper end of the limit block is designed as a slope.

[0010] Preferably, a gear disk is sleeved on the outer side of the second rotating block at the side end of the fifth fixed block, and the second rotating block is fixedly connected to the gear disk, one side of the gear disk is engaged with the gear, the rear end of the gear is fixedly connected to the front end of the second motor, the rear end of the second motor is fixedly connected to the side end of the seventh fixed block, and the bottom end of the seventh fixed block is fixedly connected to the main body of the steel pipe grinding, polishing and dust removal device.

[0011] Preferably, one side of the steel pipe grinding, polishing and dust removal device body near the upper position is fixedly connected to the rear end of the third motor, the front end of the third motor is fixedly connected to the rear end of the second threaded rod, the front end of the second threaded rod is fixedly connected to the third rotating block, the outer side of the third rotating block is sleeved with the front end of an eighth fixed block, the rear end of the eighth fixed block is fixedly connected to the steel pipe grinding, polishing and dust removal device body, the third rotating block is rotatably connected to the eighth fixed block, a second guide rod is provided at a position below the second threaded rod, and both sides of the second guide rod are fixedly connected to both sides of the inside of the steel pipe grinding, polishing and dust removal device body, the outer sides of the second threaded rod and the second guide rod are both sleeved with a second moving block, the second moving block is threadedly connected to the second threaded rod, and the second moving block is slidably connected to the second guide rod, the bottom end of the second moving block is fixedly connected to the bottom end of the electric push rod, and the top end of the electric push rod is fixedly connected to the top end of the grinding and polishing block.

[0012] Preferably, the upper end of the first fixed block is fixedly connected to the bottom end of the water tank near the rear position, one side of the water tank is fixedly connected to one end of the water pump, the bottom end of the water pump is fixedly connected to the first fixed block, the other end of the water pump is fixedly connected to the bottom end of the water pipe, the front end of the water pipe passes through the rear end of the steel pipe grinding and polishing dust removal device body and reaches the interior of the steel pipe grinding and polishing dust removal device body and is fixedly connected to the rear end of the spray head, and the spray head is fixedly connected to the interior of the steel pipe grinding and polishing dust removal device body.

[0013] The utility model is beneficial in that:

[0014] 1. The utility model realizes the function of dust removal on the surface of the steel pipe during grinding and polishing through the structural design of the grinding dust removal mechanism, solves the problem that the existing polishing and grinding machine is not provided with a device that can effectively remove dust from the surface of the steel pipe, and when polishing, the surface of the steel pipe is very easy to adhere to the waste from polishing and grinding, and the surface of the steel pipe needs to be cleaned after the grinding is completed, which leads to the problem of increased subsequent workload, and improves the work efficiency;

[0015] 2. The utility model realizes the function of cooling the surface of the steel pipe through the structural design of the grinding and dust removal mechanism, which solves the problem that the surface temperature of the steel pipe will rise rapidly when the existing polishing grinder is polishing the surface of the steel pipe. If the surface of the steel pipe is not cooled, the steel pipe is very likely to be deformed and damaged during the grinding and polishing process, thereby reducing the damage rate. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a schematic diagram of the first three-dimensional structure of the utility model;

[0018] Figure 2 It is a partial cross-sectional structural schematic diagram of the utility model;

[0019] Figure 3 It is a second three-dimensional structural schematic diagram of the utility model;

[0020] Figure 4 For the utility model Figure 1 A in the middle is an enlarged schematic diagram of the structure;

[0021] Figure 5 For the utility model Figure 2 The structural diagram of the enlarged schematic diagram at B in the middle;

[0022] Figure 6 For the utility model Figure 2 The structural diagram of the enlarged schematic diagram at C in the middle;

[0023] Figure 7 For the utility model Figure 2 Schematic diagram of the structure of the enlarged schematic diagram at D in the middle.

[0024] In the figure: 1. the main body of the steel pipe grinding, polishing and dust removal device; 2. the first fixed block; 10. the second fixed block; 11. the first motor; 12. the first threaded rod; 13. the first rotating block; 15. the third fixed block; 16. the fourth fixed block; 17. the first guide rod; 18. the first moving block; 19. the fifth fixed block; 20. the sixth fixed block; 21. the second rotating block; 22. the first fixed plate; 23. the return spring; 24. the limit block; 25. the toothed disc; 26. the seventh fixed block; 27. the second motor; 28. the gear; 29. ​​the third motor; 30. the second threaded rod; 31. the third rotating block; 32. the eighth fixed block; 33. the second guide rod; 34. the second moving block; 35. the electric push rod; 36. the grinding and polishing block; 37. the water storage tank; 38. the water pump; 39. the water pipe; 40. the spray head; 41. the water outlet. DETAILED DESCRIPTION

[0025] 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.

[0026] See also Figure 1-Figure 7 As shown, a steel pipe surface grinding and polishing dust removal device comprises a steel pipe grinding and polishing dust removal device body 1; the rear end of the steel pipe grinding and polishing dust removal device body 1 is fixedly connected to the side end of the first fixed block 2, a water outlet 41 is provided at the bottom end of the steel pipe grinding and polishing dust removal device body 1, and a grinding dust removal mechanism is provided inside the steel pipe grinding and polishing dust removal device body 1;

[0027] The grinding and dust removal mechanism includes a second fixed block 10, which is arranged on one side of the steel pipe grinding and polishing dust removal device body 1, and the second fixed block 10 is fixedly connected to the inside of the steel pipe grinding and polishing dust removal device body 1, one side of the second fixed block 10 is fixedly connected to the rear end of the first motor 11, the front end of the first motor 11 is fixedly connected to the rear end of the first threaded rod 12, the front end of the first threaded rod 12 is fixedly connected to the first rotating block 13, the outer side of the first rotating block 13 is sleeved with the front end of the third fixed block 15, the rear end of the third fixed block 15 is fixedly connected to the side end of the fourth fixed block 16, and the bottom end of the fourth fixed block 16 is fixedly connected to the steel pipe grinding and polishing dust removal device body 1;

[0028] During operation, when the steel pipe needs to be ground, polished and dusted, the first motor 11 on the side of the second fixed block 10 is started to drive the first threaded rod 12 to rotate. When the first threaded rod 12 rotates, it drives the first rotating block 13 to rotate inside the third fixed block 15 on the side of the fourth fixed block 16.

[0029] Further, one side of the second fixed block 10 is fixedly connected to one end of the first guide rod 17, the other end of the first guide rod 17 is fixedly connected to the side end of the fourth fixed block 16, the outer side of the first rotating block 13 and the outer side of the first guide rod 17 are both sleeved with a first moving block 18, and the first moving block 18 is threadedly connected to the first rotating block 13;

[0030] During operation, when the first threaded rod 12 rotates, the first moving block 18 is driven to move backward along the surfaces of the first threaded rod 12 and the first guide rod 17 .

[0031] Furthermore, the other side of the steel pipe grinding, polishing and dust removal device body 1 is fixedly connected to the bottom end of the fifth fixed block 19, and the fifth fixed block 19 and one side of the first moving block 18 are both provided with a sixth fixed block 20, and the rear ends of the sixth fixed block 20 are both fixedly connected to the side ends of the fifth fixed block 19 and the first moving block 18, and the front end of the sixth fixed block 20 is sleeved on the rear end of the second rotating block 21, and the front end of the second rotating block 21 is fixedly connected to the rear end of the first fixed plate 22, and the upper and lower ends of the first fixed plate 22 are both provided with a return spring 23, and the first fixed plate 22 is fixedly connected to the bottom end of the return spring 23, and the top end of the return spring 23 is fixedly connected to the bottom end of the limit block 24, and one side of the upper end of the limit block 24 is designed as an inclined surface;

[0032] During operation, one end of the steel pipe is inserted into the outer side of the limit block 24 at the side end of the first moving block 18. When one end of the steel pipe is inserted inward along the surface of the limit block 24, one end of the steel pipe squeezes the limit block 24 and causes the limit block 24 to drive the return spring 23 to shrink toward the surface of the first fixed plate 22 at the same time and press against the inside of the steel pipe. When the toothed disc 25 rotates, it drives the sixth fixed block 20 to rotate along the inside of the second rotating block 21.

[0033] Furthermore, a toothed disc 25 is sleeved on the outer side of the second rotating block 21 at the side end of the fifth fixed block 19, and the second rotating block 21 is fixedly connected to the toothed disc 25, one side of the toothed disc 25 is engaged with a gear 28, the rear end of the gear 28 is fixedly connected to the front end of the second motor 27, the rear end of the second motor 27 is fixedly connected to the side end of the seventh fixed block 26, and the bottom end of the seventh fixed block 26 is fixedly connected to the main body 1 of the steel pipe grinding, polishing and dust removal device;

[0034] During operation, the second motor 27 on one side of the seventh fixed block 26 is started to drive the gear 28 to rotate. When the gear 28 rotates, the toothed disc 25 is driven to rotate at the same time. When the toothed disc 25 rotates, the sixth fixed block 20 is driven to rotate along the inside of the second rotating block 21, and the steel pipe is rotated at the same time.

[0035] Further, one side of the steel pipe grinding, polishing and dust removal device body 1 near the upper position is fixedly connected to the rear end of the third motor 29, the front end of the third motor 29 is fixedly connected to the rear end of the second threaded rod 30, the front end of the second threaded rod 30 is fixedly connected to the third rotating block 31, the outer side of the third rotating block 31 is sleeved with the front end of the eighth fixed block 32, the rear end of the eighth fixed block 32 is fixedly connected to the steel pipe grinding, polishing and dust removal device body 1, the third rotating block 31 is rotatably connected to the eighth fixed block 32, a second guide rod 33 is provided at the lower position of the second threaded rod 30, and the two sides of the second guide rod 33 are fixedly connected to the two sides inside the steel pipe grinding, polishing and dust removal device body 1, the second threaded rod 30 and the second guide rod 33 are both sleeved with a second moving block 34, the second moving block 34 is threadedly connected to the second threaded rod 30, and the second moving block 34 is slidably connected to the second guide rod 33, the bottom end of the second moving block 34 is fixedly connected to the bottom end of the electric push rod 35, and the top of the electric push rod 35 is fixedly connected to the top of the grinding and polishing block 36;

[0036] During operation, the third motor 29 is started at the same time to drive the second threaded rod 30 to rotate, and at the same time drives the third rotating block 31 to rotate along the inside of the eighth fixed block 32, and at the same time drives the second movable block 34 to move along the surface of the second threaded rod 30 and the second guide rod 33, and then the electric push rod 35 is started to push the front end of the grinding and polishing block 36 to contact the surface of the steel pipe, and perform grinding and polishing.

[0037] Further, the upper end of the first fixed block 2 is fixedly connected to the bottom end of the water tank 37 near the rear position, one side of the water tank 37 is fixedly connected to one end of a water pump 38, the bottom end of the water pump 38 is fixedly connected to the first fixed block 2, the other end of the water pump 38 is fixedly connected to the bottom end of a water pipe 39, the front end of the water pipe 39 passes through the rear end of the steel pipe grinding and polishing dust removal device body 1 to reach the inside of the steel pipe grinding and polishing dust removal device body 1 and is fixedly connected to the rear end of a spray head 40, and the spray head 40 is fixedly connected to the inside of the steel pipe grinding and polishing dust removal device body 1;

[0038] During operation, the water pump 38 is started to pump the water inside the water tank 37 into the water pipe 39, and then the water is transported to the inside of the spray head 40 by the water pipe 39, and then the water is sprayed onto the surface of the steel pipe through the spray head 40, so that the surface of the steel pipe is frequently flushed, and the waste water after flushing will be discharged through the outlet 41.

[0039] Working principle: when the steel pipe needs to be ground, polished and dusted, the first motor 11 on the side of the second fixed block 10 is started to drive the first threaded rod 12 to rotate. When the first threaded rod 12 rotates, it drives the first rotating block 13 to rotate along the inside of the third fixed block 15 on the side of the fourth fixed block 16. When the first threaded rod 12 rotates, it drives the first moving block 18 to move backward along the surface of the first threaded rod 12 and the first guide rod 17. Then, one end of the steel pipe is inserted into the outer side of the limit block 24 at the side end of the first moving block 18. When one end of the steel pipe is inserted inward along the surface of the limit block 24, one end of the steel pipe squeezes the limit block 24 and causes the limit block 24 to drive the reset spring 23 to shrink toward the surface of the first fixed plate 22 at the same time and resist the inside of the steel pipe. Then the first motor 11 is started to drive the first moving block 18 to move forward, and the other end of the steel pipe is inserted into the surface of the limit block 24 on the side of the fifth fixed block 19 to fix the position of the steel pipe. Then the second motor 27 on the side of the seventh fixed block 26 is started to drive the gear 28 to rotate. When the gear 28 rotates, the toothed disc 25 is driven to rotate at the same time. When the toothed disc 25 rotates, the sixth fixed block 20 is driven to rotate along the inside of the second rotating block 21, and the steel pipe is rotated at the same time. At the same time, the third motor 29 is started to drive the second threaded rod 30 to rotate, and the third rotating block 31 is driven to rotate along the inside of the eighth fixed block 32, and the second moving block 34 is driven to move along the surface of the second threaded rod 30 and the second guide rod 33. Then the electric push rod 35 is started to push the front end of the grinding and polishing block 36 to contact the surface of the steel pipe and perform grinding and polishing. After that, the water pump 38 is started to pump the water inside the water tank 37 into the inside of the water pipe 39, and then the water is transported to the inside of the spray head 40 by the water pipe 39, and then the water is sprayed onto the surface of the steel pipe through the spray head 40, and the surface of the steel pipe is frequently flushed. The flushed waste water will be discharged through the water outlet 41.

[0040] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A steel pipe surface grinding, polishing and dust removal device, comprising a steel pipe grinding, polishing and dust removal device body (1); characterized in that: The rear end of the steel pipe grinding and polishing dust removal device body (1) is fixedly connected to the side end of the first fixed block (2), a water outlet (41) is provided at the bottom of the steel pipe grinding and polishing dust removal device body (1), and a grinding and dust removal mechanism is provided inside the steel pipe grinding and polishing dust removal device body (1); The grinding and dust removal mechanism comprises a second fixed block (10), the second fixed block (10) is arranged on one side inside the steel pipe grinding and polishing dust removal device body (1), and the second fixed block (10) is fixedly connected to the inside of the steel pipe grinding and polishing dust removal device body (1), one side of the second fixed block (10) is fixedly connected to the rear end of the first motor (11), the front end of the first motor (11) is fixedly connected to the rear end of the first threaded rod (12), the front end of the first threaded rod (12) is fixedly connected to the first rotating block (13), the front end of the third fixed block (15) is sleeved on the outer side of the first rotating block (13), the rear end of the third fixed block (15) is fixedly connected to the side end of the fourth fixed block (16), and the bottom end of the fourth fixed block (16) is fixedly connected to the steel pipe grinding and polishing dust removal device body (1).

2. A steel pipe surface grinding and polishing dust removal device according to claim 1, characterized in that: One side of the second fixed block (10) is fixedly connected to one end of the first guide rod (17), and the other end of the first guide rod (17) is fixedly connected to the side end of the fourth fixed block (16). The outer side of the first rotating block (13) and the outer side of the first guide rod (17) are both sleeved with a first moving block (18), and the first moving block (18) is threadedly connected to the first rotating block (13).

3. A steel pipe surface grinding and polishing dust removal device according to claim 2, characterized in that: The other side of the steel pipe grinding, polishing and dust removal device body (1) is fixedly connected to the bottom end of the fifth fixed block (19), and the fifth fixed block (19) and the first movable block (18) are both provided with a sixth fixed block (20), and the rear end of the sixth fixed block (20) is fixedly connected to the side ends of the fifth fixed block (19) and the first movable block (18), and the front end of the sixth fixed block (20) is sleeved on the rear end of the second rotating block (21), and the front end of the second rotating block (21) is fixedly connected to the rear end of the first fixed plate (22), and the upper and lower ends of the first fixed plate (22) are both provided with a return spring (23), and the first fixed plate (22) is fixedly connected to the bottom end of the return spring (23), and the top end of the return spring (23) is fixedly connected to the bottom end of the limit block (24), and one side of the upper end of the limit block (24) is designed as an inclined surface.

4. A steel pipe surface grinding and polishing dust removal device according to claim 3, characterized in that: A toothed disc (25) is sleeved on the outer side of the second rotating block (21) at the side end of the fifth fixed block (19), and the second rotating block (21) is fixedly connected to the toothed disc (25), one side of the toothed disc (25) is engaged with a gear (28), the rear end of the gear (28) is fixedly connected to the front end of the second motor (27), the rear end of the second motor (27) is fixedly connected to the side end of the seventh fixed block (26), and the bottom end of the seventh fixed block (26) is fixedly connected to the main body (1) of the steel pipe grinding, polishing and dust removal device.

5. The steel pipe surface grinding and polishing dust removal device according to claim 4, characterized in that: The side of the steel pipe grinding, polishing and dust removal device body (1) near the upper position is fixedly connected to the rear end of the third motor (29), the front end of the third motor (29) is fixedly connected to the rear end of the second threaded rod (30), the front end of the second threaded rod (30) is fixedly connected to the third rotating block (31), the front end of the eighth fixed block (32) is sleeved on the outer side of the third rotating block (31), the rear end of the eighth fixed block (32) is fixedly connected to the steel pipe grinding, polishing and dust removal device body (1), the third rotating block (31) is rotatably connected to the eighth fixed block (32), and the second threaded rod (30) is fixedly connected to the rear end of the second threaded rod (30). ) is provided at a position below the second guide rod (33), and the two sides of the second guide rod (33) are fixedly connected to the two sides inside the steel pipe grinding, polishing and dust removal device body (1), the outer sides of the second threaded rod (30) and the second guide rod (33) are both sleeved with a second moving block (34), the second moving block (34) is threadedly connected to the second threaded rod (30), and the second moving block (34) is slidably connected to the second guide rod (33), the bottom end of the second moving block (34) is fixedly connected to the bottom end of the electric push rod (35), and the top end of the electric push rod (35) is fixedly connected to the top end of the grinding and polishing block (36).

6. A steel pipe surface grinding and polishing dust removal device according to claim 5, characterized in that: The upper end of the first fixed block (2) is fixedly connected to the bottom end of the water tank (37) near the rear position, one side of the water tank (37) is fixedly connected to one end of a water pump (38), the bottom end of the water pump (38) is fixedly connected to the first fixed block (2), the other end of the water pump (38) is fixedly connected to the bottom end of a water pipe (39), the front end of the water pipe (39) passes through the rear end of the steel pipe grinding, polishing and dust removal device body (1) to reach the interior of the steel pipe grinding, polishing and dust removal device body (1) and is fixedly connected to the rear end of a spray head (40), and the spray head (40) is fixedly connected to the interior of the steel pipe grinding, polishing and dust removal device body (1).

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