Steel pipe surface shot blasting device

Abstract

The utility model discloses a steel pipe surface shot blasting device which comprises a bearing support, a polishing box is fixedly connected to the top of the bearing support, a plurality of assembling supports are fixedly connected to the top of the bearing support, and assembling rollers are rotationally connected between the two sides of the inner walls of the assembling supports. The front side and the rear side of the polishing box penetrate through and are rotationally connected with assembling hollow pipes, and the outer side walls of the assembling hollow pipes are fixedly sleeved with assembling worm wheels. According to the shot blasting device, the movable arc block drives the movable push rod and the movable spring to move in the direction on the polishing box, the movable push rod conveniently pushes the movable branch pipe on the movable lantern ring to move left and right, and then the movable branch pipe drives the movable spray head to be adjusted left and right to properly conduct shot blasting on the surface of a pipe fitting; and the surfaces of the pipe fittings at different angles are derusted without replacing different equipment, so that the using effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of shot blasting machines, in particular to a steel pipe surface shot blasting device. Background Art

[0002] Steel pipes have hollow cross-sections, and their lengths are much larger than their diameters or circumferences. According to the cross-sectional shapes, they are classified into circular, square, rectangular and special-shaped steel pipes; according to the materials, they are classified into carbon structural steel pipes, low alloy structural steel pipes, alloy steel pipes and composite steel pipes; according to the uses, they are classified into steel pipes for conveying pipelines, engineering structures, thermal equipment, petrochemical industry, machinery manufacturing, geological drilling, high-pressure equipment, etc.; and when rusted steel pipes are used, they need to be cleaned or strengthened by high-speed projectiles thrown from their surfaces by shot blasting machines. However, some existing shot blasting machines can only polish steel pipes at fixed angles when removing rust from rusted steel pipes. When it is necessary to remove rust from the surfaces of steel pipes at different angles, different equipment needs to be replaced, which is time-consuming and labor-intensive, thereby reducing the use effect. Utility Model Content

[0003] The utility model aims to solve the shortcomings in the prior art and provides a steel pipe surface shot blasting device.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a steel pipe surface shot blasting device, comprising a receiving bracket, a polishing box is fixedly connected to the top of the receiving bracket, a plurality of assembly brackets are fixedly connected to the top of the receiving bracket, an assembly roller is rotatably connected between the two sides of the inner wall of the assembly bracket, an assembly hollow tube is penetrated and rotatably connected to the front and rear sides of the polishing box, an assembly worm gear is fixedly sleeved on the outer side wall of the assembly hollow tube, and an assembly component for adjusting the rotation of the assembly worm gear is connected to the surface of the polishing box;

[0005] The outer wall of the assembled hollow tube is penetrated by a fixing rod, and the two ends of the fixing rod are respectively fixedly connected with a grinding arc plate and a fixed arc block, the outer wall of the fixing rod is movably sleeved with a fixing spring, and the two ends of the fixing spring are respectively fixedly connected with the side wall of the fixed arc block and the side wall of the assembled hollow tube, the outer wall of the assembled hollow tube is rotatably sleeved with a fixing collar, the outer wall of the fixing collar is fixedly sleeved with a fixing toothed ring, the inner wall of the fixing toothed ring is fixedly connected with a plurality of fixing protrusions, and the upper surface of the assembled hollow tube is connected with a connecting component;

[0006] A telescopic tube passes through and is fixedly connected to the top of the polishing box, an air compression tube is fixedly connected to the side wall of the telescopic tube, one end of the telescopic tube is connected to a movable nozzle through a movable branch pipe, a movable ring is fixedly sleeved on the outer wall of the movable branch pipe, a movable component that pushes the movable ring to move is connected to the side wall of the polishing box, and a transmission component is connected to the side wall of the polishing box.

[0007] As a further description of the above technical solution:

[0008] The assembly component includes two assembly blocks fixedly connected to the surface of the polishing box, wherein an assembly motor is fixedly connected to the side wall of one of the assembly blocks, an assembly worm is fixedly connected to the output end of the assembly motor, the end of the assembly worm passes through one of the assembly blocks and is rotatably connected to the other assembly block, and the assembly worm is meshingly connected to the assembly worm wheel.

[0009] As a further description of the above technical solution:

[0010] The connection assembly includes a connection support plate fixedly connected to the upper surface of the assembled hollow tube, the surface of the connection support plate is fixedly connected to a connection motor, the output shaft of the connection motor is fixedly connected to a connection gear, and the connection gear is meshed with a fixed gear ring.

[0011] As a further description of the above technical solution:

[0012] The movable assembly includes a movable push rod penetrating the side wall of the polishing box, one end of the movable push rod is fixedly connected to a movable arc block, the other end of the movable push rod is fixedly connected to a movable sleeve ring, and the outer side wall of the movable push rod is movably sleeved with a movable spring.

[0013] As a further description of the above technical solution:

[0014] The two ends of the movable spring are respectively fixedly connected to the side wall of the movable arc block and the side wall of the polishing box. The side wall of the polishing box is fixedly connected to two movable brackets, and a movable motor is fixedly connected to the surface of one of the movable brackets.

[0015] As a further description of the above technical solution:

[0016] The output end of the movable motor is fixedly connected with a movable rod, the end of the movable rod passes through one of the movable brackets and is rotatably connected with the other movable bracket, and the outer side wall of the movable rod is fixedly sleeved with a movable cam.

[0017] As a further description of the above technical solution:

[0018] The transmission assembly includes two transmission motors fixedly connected to the side walls of the polishing box, the output ends of the transmission motors are fixedly connected to transmission rollers, and the ends of the transmission rollers penetrate the polishing box and are rotationally connected to the inner wall of the polishing box.

[0019] The utility model has the following beneficial effects:

[0020] The transmission assembly can be used to match the polishing box, transmission motor and transmission roller, so that the transmission roller can be driven to rotate by the transmission motor, which is convenient for the two transmission rollers to rotate in opposite directions, so as to transmit the pipe fittings. The connecting assembly can be used to match the fixed gear ring, fixed protrusion, connecting support plate, connecting motor and connecting gear, so that the fixed gear ring on the connecting gear can be driven to rotate by the connecting motor, and then the fixed gear ring also drives the fixed sleeve ring to rotate along the outer wall of the assembled hollow tube. Then the fixed protrusion on the fixed gear ring gives the corresponding fixed arc block a driving force, which is convenient for the fixed arc block to drive the fixed rod and the fixed spring to move along the direction of the assembled hollow tube. At the same time, the polishing arc plate on the fixed rod contacts the pipe fittings that need to be polished. The assembly assembly can be used to match the assembly worm wheel, assembly block, assembly motor and assembly worm, so that The distribution motor drives the assembly worm wheel on the assembly worm to rotate, and then the assembly worm wheel also drives the assembly hollow tube to rotate, so that the assembly hollow tube drives the grinding arc plate and the surface of the pipe to rotate and grind. The movable assembly can make the movable ring, movable push rod, movable arc block, movable spring, movable bracket, movable motor, movable rod and movable cam cooperate, so that the movable cam on the movable rod can be driven by the movable motor to rotate. Then the movable cam gives a driving force to the movable arc block, so that the movable arc block drives the movable push rod and the movable spring to move along the direction of the polishing box, so that the movable push rod can push the movable branch pipe on the movable ring to move left and right, and then the movable branch pipe also drives the movable nozzle to adjust left and right to the appropriate position to perform shot blasting on the surface of the pipe, so that the rust on the surface of the pipe at different angles can be removed without changing different equipment, thereby improving the use effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the overall structure of the steel pipe surface shot blasting device proposed by the utility model;

[0022] Figure 2 for Figure 1 The enlarged structural diagram at A in the middle;

[0023] Figure 3 This is a schematic diagram of the internal structure of the polishing box of the steel pipe surface shot blasting device proposed by the utility model;

[0024] Figure 4 for Figure 1 Schematic diagram of the enlarged structure at point B.

[0025] Legend:

[0026] 1. Support bracket; 2. Polishing box; 3. Assembly bracket; 4. Assembly roller; 5. Assembly hollow tube; 6. Assembly worm gear; 7. Assembly block; 8. Assembly motor; 9. Assembly worm; 10. Fixing rod; 11. Grinding arc plate; 12. Fixing arc block; 13. Fixing spring; 14. Fixing collar; 15. Fixing gear ring; 16. Fixing convex block; 17. Connecting support plate; 18. Connecting motor; 19. Connecting gear; 20. Telescopic tube; 21. Air compression tube; 22. Movable branch pipe; 23. Movable nozzle; 24. Movable collar; 25. Movable push rod; 26. Movable arc block; 27. Movable spring; 28. Movable bracket; 29. ​​Movable motor; 30. Movable rod; 31. Movable cam; 32. Transmission motor; 33. Transmission roller. DETAILED DESCRIPTION

[0027] 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.

[0028] Reference Figure 1-4 The steel pipe surface shot blasting device provided by the utility model comprises a receiving bracket 1, a polishing box 2 is fixedly connected to the top of the receiving bracket 1, a plurality of assembly brackets 3 are fixedly connected to the top of the receiving bracket 1, assembly rollers 4 are rotatably connected between the inner walls of the assembly brackets 3, assembly hollow tubes 5 are penetrated and rotatably connected to the front and rear sides of the polishing box 2, an assembly worm wheel 6 is fixedly sleeved on the outer wall of the assembly hollow tube 5, an assembly component for adjusting the assembly worm wheel 6 for rotation is connected to the surface of the polishing box 2, and the assembly component plays a role in adjusting the assembly worm wheel 6 for rotation, refer to Figure 1 and Figure 2 The assembly component includes two assembly blocks 7 fixedly connected to the surface of the polishing box 2, one of the assembly blocks 7 has an assembly motor 8 fixedly connected to its side wall, the output end of the assembly motor 8 has an assembly worm 9 fixedly connected, the end of the assembly worm 9 passes through one of the assembly blocks 7 and is rotatably connected to the other assembly block 7, the assembly worm 9 is meshed with the assembly worm wheel 6 so as to facilitate.

[0029] A fixing rod 10 is provided through the outer wall of the assembled hollow tube 5, and the two ends of the fixing rod 10 are respectively fixedly connected with a grinding arc plate 11 and a fixed arc block 12, and the outer wall of the fixing rod 10 is movably sleeved with a fixing spring 13, and the two ends of the fixing spring 13 are respectively fixedly connected with the side wall of the fixed arc block 12 and the side wall of the assembled hollow tube 5, and the outer wall of the assembled hollow tube 5 is rotatably sleeved with a fixing collar 14, and the outer wall of the fixing collar 14 is fixedly sleeved with a fixing toothed ring 15, and the inner wall of the fixing toothed ring 15 is fixedly connected with a plurality of fixing protrusions 16, and the upper surface of the assembled hollow tube 5 is connected with a connecting component, refer to Figure 1 and Figure 2 The connecting component includes a connecting support plate 17 fixedly connected to the upper surface of the assembled hollow tube 5, a connecting motor 18 is fixedly connected to the surface of the connecting support plate 17, a connecting gear 19 is fixedly connected to the output shaft of the connecting motor 18, and the connecting gear 19 is meshed and connected with the fixed gear ring 15, and the connecting motor 18 drives the connecting gear 19 to rotate.

[0030] A telescopic tube 20 is passed through and fixedly connected to the top of the polishing box 2, and an air compression tube 21 is fixedly connected to the side wall of the telescopic tube 20. One end of the telescopic tube 20 is connected to a movable nozzle 23 through a movable branch pipe 22. A movable collar 24 is fixedly sleeved on the outer wall of the movable branch pipe 22. A movable assembly that pushes the movable collar 24 to move is connected to the side wall of the polishing box 2. Figure 1 and Figure 4 The movable component includes a movable push rod 25 that passes through the side wall of the polishing box 2, one end of the movable push rod 25 is fixedly connected to a movable arc block 26, the other end of the movable push rod 25 is fixedly connected to a movable collar 24, the outer wall of the movable push rod 25 is movably sleeved with a movable spring 27, the two ends of the movable spring 27 are respectively fixedly connected to the side wall of the movable arc block 26 and the side wall of the polishing box 2, two movable brackets 28 are fixedly connected to the side wall of the polishing box 2, one of the movable brackets 28 is fixedly connected to a movable motor 29 on its surface, the output end of the movable motor 29 is fixedly connected to a movable rod 30, the end of the movable rod 30 passes through one of the movable brackets 28 and is rotatably connected to the other movable bracket 28, the outer wall of the movable rod 30 is fixedly sleeved with a movable cam 31, which drives the movable rod 30 to rotate through the movable motor 29.

[0031] The side wall of the polishing box 2 is connected with a transmission assembly, refer to Figure 1 and Figure 3 The transmission assembly includes two transmission motors 32 fixedly connected to the side walls of the polishing box 2. The output end of the transmission motor 32 is fixedly connected to a transmission roller 33. The end of the transmission roller 33 passes through the polishing box 2 and is rotatably connected to the inner wall of the polishing box 2. The transmission motor 32 drives the transmission roller 33 to rotate.

[0032] Working principle: When in use, first pass the pipe to be polished through the assembly hollow tube 5, and the pipe is located between multiple polishing arc plates 11, and start two transmission motors 32 at the same time. The transmission motor 32 drives the transmission roller 33 to rotate, so that the pipe is driven to be transmitted, so that the pipe passes through another assembly hollow tube 5 and extends to the outside of the assembly hollow tube 5, thereby ensuring the transmission effect.

[0033] At the same time, the connecting motor 18 is started, and the fixed gear ring 15 on the connecting gear 19 is driven to rotate by the connecting motor 18, and then the fixed gear ring 15 also drives the fixed sleeve 14 to rotate along the outer wall of the assembled hollow tube 5, followed by the fixed protrusion 16 on the fixed gear ring 15 giving its corresponding fixed arc block 12 a driving force, so that the fixed arc block 12 drives the fixed rod 10 and the fixed spring 13 to move along the direction of the assembled hollow tube 5, and then the polishing arc plate 11 on the fixed rod 10 contacts the pipe fitting that needs to be polished to ensure the adjustment contact effect.

[0034] At the same time, the assembly motor 8 is started, and the assembly worm wheel 6 on the assembly worm 9 is driven by the assembly motor 8 to rotate, and then the assembly worm wheel 6 also drives the assembly hollow tube 5 to rotate, so that the assembly hollow tube 5 drives the grinding arc plate 11 and the surface of the pipe to rotate and grind, ensuring the adjustment and polishing effect.

[0035] Then the telescopic tube 20 and the external extraction pump are installed, and then the air compression tube 21 and the external air compressor are installed, and at the same time the external extraction pump is started, and the external shot blasting is driven by the extraction pump to be drawn into the telescopic tube 20, and then the external air compressor is started, so that the compressed gas is discharged into the telescopic tube 20 through the air compression tube 21, so as to push the shot blasting inside the telescopic tube 20, and then the shot blasting passes through the movable branch pipe 22 and is discharged from the movable nozzle 23, and at the same time the movable nozzle 23 polishes the surface of the pipe.

[0036] Then start the movable motor 29, and the movable cam 31 on the movable rod 30 is driven to rotate by the movable motor 29, and then the movable cam 31 gives a driving force to the movable arc block 26, so that the movable arc block 26 drives the movable push rod 25 and the movable spring 27 to move along the direction of the polishing box 2, followed by the movable push rod 25 also pushing the movable ring 24 to move, and then the movable ring 24 also drives the movable nozzle 23 on the movable branch pipe 22 to adjust to the appropriate position left and right, so that the surface of the pipe is adjusted and polished to ensure the adjustment and polishing effect.

[0037] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A steel pipe surface shot blasting device, comprising a receiving bracket (1), characterized in that: The top of the receiving bracket (1) is fixedly connected to a polishing box (2), the top of the receiving bracket (1) is fixedly connected to a plurality of assembly brackets (3), the inner walls of the assembly brackets (3) are rotatably connected to assembly rollers (4), the front and rear sides of the polishing box (2) are penetrated and rotatably connected to assembly hollow tubes (5), the outer wall of the assembly hollow tube (5) is fixedly sleeved with an assembly worm gear (6), and the surface of the polishing box (2) is connected to an assembly component for adjusting the rotation of the assembly worm gear (6); The outer wall of the assembled hollow tube (5) is penetrated by a fixing rod (10), and the two ends of the fixing rod (10) are respectively fixedly connected with a grinding arc plate (11) and a fixing arc block (12), and the outer wall of the fixing rod (10) is movably sleeved with a fixing spring (13), and the two ends of the fixing spring (13) are respectively fixedly connected with the side wall of the fixing arc block (12) and the side wall of the assembled hollow tube (5), and the outer wall of the assembled hollow tube (5) is rotatably sleeved with a fixing ring (14), and the outer wall of the fixing ring (14) is fixedly sleeved with a fixing toothed ring (15), and the inner wall of the fixing toothed ring (15) is fixedly connected with a plurality of fixing protrusions (16), and the upper surface of the assembled hollow tube (5) is connected with a connecting component; A telescopic tube (20) passes through and is fixedly connected to the top of the polishing box (2); an air compression tube (21) is fixedly connected to the side wall of the telescopic tube (20); one end of the telescopic tube (20) is connected to a movable nozzle (23) via a movable branch tube (22); a movable collar (24) is fixedly sleeved on the outer wall of the movable branch tube (22); a movable component for pushing the movable collar (24) to move is connected to the side wall of the polishing box (2); and a transmission component is connected to the side wall of the polishing box (2).

2. The steel pipe surface shot blasting device according to claim 1, characterized in that: The assembly component comprises two assembly blocks (7) fixedly connected to the surface of the polishing box (2), wherein an assembly motor (8) is fixedly connected to the side wall of one of the assembly blocks (7), an assembly worm (9) is fixedly connected to the output end of the assembly motor (8), a distal end of the assembly worm (9) passes through one of the assembly blocks (7) and is rotationally connected to the other assembly block (7), and the assembly worm (9) is meshingly connected to the assembly worm wheel (6).

3. The steel pipe surface shot blasting device according to claim 1, characterized in that: The connection assembly comprises a connection support plate (17) fixedly connected to the upper surface of the assembled hollow tube (5); a connection motor (18) is fixedly connected to the surface of the connection support plate (17); an output shaft of the connection motor (18) is fixedly connected to a connection gear (19); and the connection gear (19) is meshingly connected to a fixed gear ring (15).

4. The steel pipe surface shot blasting device according to claim 1, characterized in that: The movable assembly comprises a movable push rod (25) penetrating the side wall of the polishing box (2); one end of the movable push rod (25) is fixedly connected to a movable arc block (26); the other end of the movable push rod (25) is fixedly connected to a movable sleeve ring (24); and the outer side wall of the movable push rod (25) is movably sleeved with a movable spring (27).

5. The steel pipe surface shot blasting device according to claim 4, characterized in that: The two ends of the movable spring (27) are respectively fixedly connected to the side wall of the movable arc block (26) and the side wall of the polishing box (2); the side wall of the polishing box (2) is fixedly connected to two movable brackets (28); a movable motor (29) is fixedly connected to the surface of one of the movable brackets (28).

6. The steel pipe surface shot blasting device according to claim 5, characterized in that: The output end of the movable motor (29) is fixedly connected to a movable rod (30), the end of the movable rod (30) passes through one of the movable brackets (28) and is rotatably connected to the other movable bracket (28), and the outer side wall of the movable rod (30) is fixedly sleeved with a movable cam (31).

7. The steel pipe surface shot blasting device according to claim 1, characterized in that: The transmission assembly comprises two transmission motors (32) fixedly connected to the side walls of the polishing box (2), the output ends of the transmission motors (32) being fixedly connected to transmission rollers (33), the ends of the transmission rollers (33) passing through the polishing box (2) and being rotatably connected to the inner wall of the polishing box (2).

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