Outer wall rust removal device for high-frequency welded pipe machining

Abstract

The utility model relates to the technical field of welded pipe rust removal, and discloses an outer wall rust removal device for high-frequency welded pipe processing, which comprises a base and a movable seat, the upper end of the movable seat is fixedly connected with a first fixed plate through a plurality of first support rods, and the upper end of the first fixed plate is fixedly connected with a second fixed plate through a plurality of second support rods. And electric telescopic rods are fixedly arranged at the front and back positions of the opposite ends of the first fixing plate and the second fixing plate. According to the grinding device, the dust suction head, the dust suction box and the dust suction fan are arranged, so that sweeps drifting in the air can be effectively sucked and conveyed into the dust suction box in the grinding process, the working environment can be effectively improved, and the body health of workers can be effectively maintained; and therefore, the dismounting and mounting operation of the polished part can be effectively simplified, the dismounting and mounting process is quicker and more convenient, and the operation difficulty is effectively reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of rust removal of welded pipes, in particular to an outer wall rust removal device for high-frequency welded pipe processing. Background Art

[0002] High-frequency welded pipes are produced by hot-rolled coils that are formed by a forming machine. The skin effect and proximity effect of high-frequency current are used to heat and melt the edges of the pipe blanks, and pressure welding is performed under the action of extrusion rollers. When rust stains are found on the surface of the high-frequency welded pipe, the surface of the welded pipe needs to be derusted to prevent further oxidation and corrosion of the welded pipe.

[0003] The existing related rust removal devices may generate some waste chips floating in the air during the grinding process, which not only pollutes the working environment but also endangers the health of workers. At the same time, it is not easy to quickly disassemble and assemble the grinding parts during use. Therefore, when grinding high-frequency welded pipes of different specifications, it takes a lot of time to disassemble and replace the grinding parts, which is not convenient enough. Therefore, the technical personnel in this field provide an outer wall rust removal device for high-frequency welded pipe processing to solve the problems raised in the above background technology. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art, and to propose a device for removing rust from the outer wall of a high-frequency welded pipe. By providing a dust suction head, a dust suction box and a dust suction fan, the waste chips floating in the air can be effectively absorbed and transported to the dust suction box during the grinding process, thereby effectively improving the working environment and maintaining the health of the workers. By providing a movable block, a return spring and a fixed slot, the disassembly and assembly operation of the grinding part can be effectively simplified, making the disassembly and replacement process faster and more convenient, and effectively reducing the difficulty of operation.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a device for removing rust from the outer wall of a high-frequency welded pipe, comprising a base and a movable base, the upper end of the movable base is fixedly connected to a first fixing plate by a plurality of first support rods, the upper end of the first fixing plate is fixedly connected to a second fixing plate by a plurality of second support rods, an electric telescopic rod is fixedly arranged at the front and rear positions of the opposite ends of the first fixing plate and the second fixing plate, the output ends of the two electric telescopic rods at the same height both penetrate the corresponding first fixing plate and the second fixing plate and are fixedly connected to a mounting plate, a grinding seat is arranged at the opposite ends of the two mounting plates, dust suction pipes are fixedly connected to both sides of the upper end of the first fixing plate, dust suction heads are fixedly connected to the upper ends of the two dust suction pipes, a dust suction box is fixedly connected to the middle part of the lower end of the first fixing plate, and a dust suction fan is fixedly arranged at the lower end of the dust suction box;

[0006] The two mounting plates are fixedly connected with connecting blocks on both sides of the opposite ends, the two grinding seats are provided with connecting grooves on both sides, a plurality of connecting blocks are provided with movable grooves on one side, a plurality of movable grooves are provided with movable blocks movably arranged inside, a plurality of return springs are fixedly connected between the plurality of movable blocks and the inner walls on the opposite side of the corresponding movable grooves, and the two grinding seats are provided with fixed card grooves on both sides near the corresponding connecting grooves;

[0007] Through the above technical scheme, by providing a dust suction head, a dust suction box and a dust suction fan, the waste chips floating in the air can be effectively absorbed and transported to the dust suction box during the grinding process, thereby effectively improving the working environment and maintaining the health of workers. By providing a movable block, a return spring and a fixed slot, the disassembly and assembly operations of the grinding parts can be effectively simplified, making the disassembly and replacement process faster and more convenient, and effectively reducing the difficulty of operation.

[0008] Further, a fixing frame is fixedly connected to one side of the upper end of the base, a three-jaw chuck is rotatably connected to an upper portion of one side of the fixing frame, a first gear is fixedly sleeved on an outer wall of the three-jaw chuck, a transmission shaft is rotatably connected to a lower portion of one side of the fixing frame, a second gear is fixedly sleeved on an outer wall of the transmission shaft, and the first gear is meshed with the second gear;

[0009] Through the above technical solution, by providing a three-jaw chuck, the pipe to be polished can be passed through the fixed frame and fixed by the three-jaw chuck. Then, by controlling the rotation of the transmission shaft, the three-jaw chuck can be rotated through the first gear and the second gear, and then the pipe can be rotated accordingly, which is convenient for subsequent comprehensive polishing.

[0010] Furthermore, the front and rear ends of the base are both provided with moving grooves, a moving screw is rotatably connected between the inner walls on both sides of one of the moving grooves, a positioning rod is fixedly connected between the inner walls on both sides of the other moving groove, a moving slider is threadedly sleeved on the outer wall of the moving screw, a positioning slider is slidably sleeved on the outer wall of the positioning rod, the moving slider and the positioning slider are both fixedly connected to a connecting frame at the opposite ends, a second motor is fixedly provided on one side of the base near the moving screw, an output end of the second motor passes through the base and is fixedly connected to the moving screw, and the two connecting frames are both fixedly connected to the moving seat;

[0011] Through the above technical solution, the second motor is started to rotate the movable screw, and the movable seat can be moved laterally through the movable slider, positioning slider and connecting frame, so that the grinding seat also moves laterally, thereby cooperating with the control of the rotation of the pipe fitting to fully grind its entire surface.

[0012] Furthermore, the plurality of connecting blocks are all snap-fitted in the corresponding connecting slots, and the plurality of movable blocks are all snap-fitted in the corresponding fixed slots;

[0013] Through the above technical solution, the grinding seat can be fixedly mounted on the mounting plate by engaging a plurality of connecting blocks in corresponding connecting grooves and engaging a plurality of movable blocks in corresponding fixed grooves.

[0014] Furthermore, one end of the two dust suction pipes passes through the first fixing plate and is connected to the dust suction box, and a connecting pipe is fixedly connected between the dust suction fan and the dust suction box;

[0015] Through the above technical solution, by connecting the dust collection pipe with the dust collection box and providing a connecting pipe between the dust collection fan and the dust collection box, the waste debris floating in the air can be effectively absorbed and transported to the dust collection box.

[0016] Furthermore, a first motor is fixedly arranged at a lower part of a side of the fixing frame away from the three-jaw chuck, and an output end of the first motor passes through the fixing frame and is fixedly connected to the transmission shaft;

[0017] According to the above technical solution, by providing a first motor and fixing the output end of the first motor to the transmission shaft, the transmission shaft can be rotated by starting the first motor.

[0018] Furthermore, a placement groove is provided on one side of the two grinding seats, and grinding sandpaper is provided inside the two placement grooves;

[0019] Through the above technical solution, by providing a placement groove, it is convenient for operators to install and replace the grinding sandpaper.

[0020] Furthermore, a filter plate is fixedly arranged inside the dust collection box;

[0021] Through the above technical solution, by providing a filter plate, the sucked waste debris can be effectively filtered and intercepted.

[0022] The utility model has the following beneficial effects:

[0023] 1. The utility model proposes an outer wall rust removal device for high-frequency welded pipe processing. When in use, first start the corresponding electric telescopic rod to make the two grinding seats move closer to the pipe fitting, so that the corresponding grinding sandpaper fits the surface of the pipe fitting, and then start the first motor and the second motor to achieve comprehensive grinding of the entire surface of the pipe fitting. At the same time, during the grinding process, the dust suction fan can be started, and the waste debris floating in the air can be effectively absorbed and transported to the dust suction box through the provided dust suction head, dust suction pipe and connecting pipe. The provided filter plate can effectively filter and intercept the waste debris, thereby effectively improving the working environment and maintaining the health of workers.

[0024] 2. The utility model proposes a device for removing rust from the outer wall of a high-frequency welded pipe. When it is necessary to process pipes of different specifications, the movable block can be directly pressed to disengage it from the fixed slot, thereby releasing the fixed restriction on the grinding seat and allowing it to be removed. Then, the movable block only needs to be pressed again to retract it into the movable slot, and the connecting block on the mounting plate can be re-inserted into the connecting slot of the required grinding seat. The return spring provided can enable the movable block to quickly pop out and re-insert itself into the corresponding fixed slot, thereby completing the removal and replacement operation of the grinding seat. This is quick and convenient, and effectively reduces the difficulty of operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is an axonometric schematic diagram of an outer wall rust removal device for high-frequency welded pipe processing proposed by the utility model;

[0026] Figure 2 It is a front cross-sectional schematic diagram of an outer wall rust removal device for high-frequency welded pipe processing proposed by the utility model;

[0027] Figure 3 for Figure 2 A schematic diagram of the structure enlargement at the center A;

[0028] Figure 4 It is a side cross-sectional schematic diagram of an outer wall rust removal device for high-frequency welded pipe processing proposed by the utility model;

[0029] Figure 5 for Figure 4 A schematic diagram of the structure enlarged at B in the middle;

[0030] Figure 6 The utility model is a schematic front section diagram of a dust collection box of an outer wall rust removal device for high-frequency welded pipe processing.

[0031] Legend:

[0032] 1. Base; 2. Fixed frame; 3. Three-jaw chuck; 4. First gear; 5. Transmission shaft; 6. Second gear; 7. First motor; 8. Moving slot; 9. Moving screw rod; 10. Positioning rod; 11. Moving slider; 12. Positioning slider; 13. Connecting frame; 14. Moving seat; 15. First support rod; 16. First fixed plate; 17. Second support rod; 18. Second fixed plate; 19. Electric telescopic rod; 20. Mounting plate; 21. Grinding seat; 22. Dust suction pipe; 23. Dust suction head; 24. Dust suction box; 25. Dust suction fan; 26. Connecting pipe; 27. Filter plate; 28. Connecting block; 29. ​​Connecting slot; 30. Movable slot; 31. Movable block; 32. Return spring; 33. Fixed slot; 34. Second motor; 35. Placement slot; 36. Grinding sandpaper. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings in the specific implementation of the utility model to clearly and completely describe the technical solutions in the specific implementation of the utility model. Obviously, the specific implementation described is only a part of the specific implementation of the utility model, not all of the specific implementation. Based on the specific implementation of the utility model, all other specific implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0034] Reference Figure 1-6 The utility model provides a specific implementation mode: a rust removal device for the outer wall of a high-frequency welded pipe, comprising a base 1 and a movable seat 14, the upper end of the movable seat 14 is fixedly connected to a first fixed plate 16 through a plurality of first support rods 15, the upper end of the first fixed plate 16 is fixedly connected to a second fixed plate 18 through a plurality of second support rods 17, an electric telescopic rod 19 is fixedly arranged at the front and rear positions of the opposite ends of the first fixed plate 16 and the second fixed plate 18, the output ends of the two electric telescopic rods 19 at the same height penetrate the corresponding first fixed plate 16 and the second fixed plate 18 and are fixedly connected to a mounting plate 20, a grinding seat 21 is arranged at the opposite ends of the two mounting plates 20, a placement groove 35 is opened on one side of the two grinding seats 21, and a grinding sandpaper 36 is arranged inside the two placement grooves 35, and the placement grooves 35 are provided to facilitate The operator installs and replaces the sandpaper 36. Dust suction pipes 22 are fixedly connected to both sides of the upper end of the first fixed plate 16. Dust suction heads 23 are fixedly connected to the upper ends of the two dust suction pipes 22. A dust suction box 24 is fixedly connected to the middle part of the lower end of the first fixed plate 16. A dust suction fan 25 is fixedly arranged at the lower end of the dust suction box 24. One end of the two dust suction pipes 22 penetrates the first fixed plate 16 and is connected to the dust suction box 24. A connecting pipe 26 is fixedly connected between the dust suction fan 25 and the dust suction box 24. By connecting the dust suction pipes 22 and the dust suction box 24, and providing a connecting pipe 26 between the dust suction fan 25 and the dust suction box 24, waste debris floating in the air can be effectively absorbed and transported to the dust suction box 24. A filter plate 27 is fixedly arranged inside the dust suction box 24. By providing the filter plate 27, the inhaled waste debris can be effectively filtered and intercepted.

[0035] Connecting blocks 28 are fixedly connected to both sides of the opposite ends of the two mounting plates 20, connecting grooves 29 are provided on both sides of the opposite ends of the two grinding seats 21, movable grooves 30 are provided on one side of the plurality of connecting blocks 28, movable blocks 31 are movably arranged inside the plurality of movable grooves 30, and a plurality of return springs 32 are fixedly connected between the plurality of movable blocks 31 and the inner wall of the opposite side of the corresponding movable grooves 30, and fixed slots 33 are provided on both sides of the two grinding seats 21 near the corresponding connecting slots 29, and the plurality of connecting blocks 28 are snap-fitted in the corresponding connecting slots 29, and the plurality of movable blocks 31 are snap-fitted in the corresponding fixed slots 33. By snap-fitting the plurality of connecting blocks 28 in the corresponding connecting slots 29 and snap-fitting the plurality of movable blocks 31 in the corresponding fixed slots 33, the grinding seat 21 can be fixedly mounted on the mounting plate 20.

[0036] A fixing frame 2 is fixedly connected to one side of the upper end of the base 1, and a three-jaw chuck 3 is rotatably connected to one side of the fixing frame 2 at the upper part, and a first gear 4 is fixedly sleeved on the outer wall of the three-jaw chuck 3, and a transmission shaft 5 is rotatably connected to the lower part of one side of the fixing frame 2, and a second gear 6 is fixedly sleeved on the outer wall of the transmission shaft 5, and the first gear 4 and the second gear 6 are meshed. By providing the three-jaw chuck 3, the pipe to be polished can be passed through the fixing frame 2 first and fixed via the three-jaw chuck 3, and then the transmission shaft 5 is controlled to rotate, and the three-jaw chuck 3 can be rotated via the first gear 4 and the second gear 6, so that the pipe also rotates accordingly, which is convenient for subsequent comprehensive polishing. A first motor 7 is fixedly arranged at the lower part of the side of the fixing frame 2 away from the three-jaw chuck 3, and the output end of the first motor 7 passes through the fixing frame 2 and is fixedly connected to the transmission shaft 5. By providing the first motor 7, and fixing the output end of the first motor 7 to the transmission shaft 5, the transmission can be started by starting the first motor 7. The shaft 5 rotates, and moving grooves 8 are opened at the front and rear ends of the base 1. A moving screw rod 9 is rotatably connected between the inner walls on both sides of one of the moving grooves 8, and a positioning rod 10 is fixedly connected between the inner walls on both sides of the other moving groove 8. The outer wall of the moving screw rod 9 is threadedly sleeved with a moving slider 11, and the outer wall of the positioning rod 10 is slidably sleeved with a positioning slider 12. The opposite ends of the moving slider 11 and the positioning slider 12 are fixedly connected with a connecting frame 13. A second motor 34 is fixedly arranged on one side of the base 1 near the moving screw rod 9. The output end of the second motor 34 passes through the base 1 and is fixedly connected to the moving screw rod 9. The two connecting frames 13 are fixedly connected to the moving seat 14. The moving screw rod 9 is rotated by starting the second motor 34, and the moving seat 14 can be moved laterally through the moving slider 11, the positioning slider 12 and the connecting frame 13, so that the grinding seat 21 is also moved laterally, so as to cooperate with the control of the rotation of the pipe fitting, and its entire surface can be comprehensively polished.

[0037] Working principle: When in use, first pass the pipe to be polished through the fixed frame 2 and fix it via the three-jaw chuck 3, then start the corresponding electric telescopic rod 19 to make the two polishing seats 21 move closer to the pipe, so that the corresponding polishing sandpaper 36 fits the surface of the pipe, then start the first motor 7 to rotate the transmission shaft 5, and the three-jaw chuck 3 can be rotated through the first gear 4 and the second gear 6, so that the pipe rotates between the two polishing sandpapers 36, so that the surface of the pipe at the current position can be fully polished, and then start the second motor 34 to rotate the moving screw 9, and through the moving slider 11, the positioning slider 12 and the connecting frame 13, the moving seat 14 can be moved horizontally, so that the polishing seat 21 also moves horizontally, so that the overall surface of the pipe can be fully polished. At the same time, during the polishing process, the suction The dust blower 25 can effectively absorb the waste debris floating in the air and transport it to the dust box 24 through the provided dust suction head 23, dust suction pipe 22 and connecting pipe 26. The provided filter plate 27 can effectively filter and intercept the waste debris, thereby effectively improving the working environment and maintaining the health of workers. When it is necessary to process pipes of different specifications, the movable block 31 can be directly pressed to disengage it from the fixed slot 33, so as to release the fixed restriction on the grinding seat 21 and then remove it. Then, it is only necessary to press the movable block 31 again to retract it into the movable slot 30, so that the connecting block 28 on the mounting plate 20 can be re-inserted into the connecting slot 29 of the required grinding seat 21. The provided return spring 32 can make the movable block 31 pop out quickly and re-insert it into the corresponding fixed slot 33, so that the removal and replacement operation of the grinding seat 21 can be completed, which is quick and convenient and effectively reduces the difficulty of operation.

[0038] Finally, it should be noted that the above is only a preferred specific implementation method 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 specific implementation methods, those skilled in the art can still modify the technical solutions recorded in the aforementioned specific implementation methods, 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. An outer wall rust removal device for high-frequency welded pipe processing, comprising a base (1) and a movable seat (14), characterized in that: The upper end of the movable seat (14) is fixedly connected to a first fixed plate (16) via a plurality of first support rods (15); the upper end of the first fixed plate (16) is fixedly connected to a second fixed plate (18) via a plurality of second support rods (17); electric telescopic rods (19) are fixedly arranged at the front and rear ends of the first fixed plate (16) and the second fixed plate (18); the output ends of the two electric telescopic rods (19) at the same height both penetrate the corresponding first fixed plate (16); ) and a second fixing plate (18) and fixedly connected with a mounting plate (20), a grinding seat (21) is provided at the opposite end of the two mounting plates (20), dust suction pipes (22) are fixedly connected to both sides of the upper end of the first fixing plate (16), dust suction heads (23) are fixedly connected to the upper ends of the two dust suction pipes (22), a dust suction box (24) is fixedly connected to the middle part of the lower end of the first fixing plate (16), and a dust suction fan (25) is fixedly provided at the lower end of the dust suction box (24); Connecting blocks (28) are fixedly connected on both sides of opposite ends of the two mounting plates (20); connecting grooves (29) are provided on both sides of opposite ends of the two grinding seats (21); movable grooves (30) are provided on one side of the plurality of connecting blocks (28); movable blocks (31) are movably arranged inside the plurality of movable grooves (30); a plurality of return springs (32) are fixedly connected between the plurality of movable blocks (31) and the inner walls of the corresponding movable grooves (30) on the opposite side; and fixed clamping grooves (33) are provided on both sides of the two grinding seats (21) near the corresponding connecting grooves (29).

2. The outer wall rust removal device for high-frequency welded pipe processing according to claim 1 is characterized in that: A fixing frame (2) is fixedly connected to one side of the upper end of the base (1); a three-jaw chuck (3) is rotatably connected to an upper portion of one side of the fixing frame (2); a first gear (4) is fixedly sleeved on an outer wall of the three-jaw chuck (3); a transmission shaft (5) is rotatably connected to a lower portion of one side of the fixing frame (2); a second gear (6) is fixedly sleeved on an outer wall of the transmission shaft (5); and the first gear (4) and the second gear (6) are meshed.

3. The outer wall rust removal device for high-frequency welded pipe processing according to claim 1 is characterized in that: The front and rear ends of the base (1) are both provided with moving grooves (8), a moving screw (9) is rotatably connected between the inner walls on both sides of one of the moving grooves (8), a positioning rod (10) is fixedly connected between the inner walls on both sides of the other moving groove (8), a moving slider (11) is threadedly sleeved on the outer wall of the moving screw (9), a positioning slider (12) is slidably sleeved on the outer wall of the positioning rod (10), and the opposite ends of the moving slider (11) and the positioning slider (12) are both fixedly connected to a connecting frame (13), a second motor (34) is fixedly arranged on one side of the base (1) near the moving screw (9), the output end of the second motor (34) passes through the base (1) and is fixedly connected to the moving screw (9), and the two connecting frames (13) are both fixedly connected to the moving seat (14).

4. The outer wall rust removal device for high-frequency welded pipe processing according to claim 1 is characterized in that: The plurality of connection blocks (28) are all snap-fitted and arranged in the corresponding connection slots (29), and the plurality of movable blocks (31) are all snap-fitted and arranged in the corresponding fixed slots (33).

5. The outer wall rust removal device for high-frequency welded pipe processing according to claim 1 is characterized in that: One end of each of the two dust suction pipes (22) passes through the first fixing plate (16) and is connected to the dust suction box (24); a connecting pipe (26) is fixedly connected between the dust suction fan (25) and the dust suction box (24).

6. The outer wall rust removal device for high-frequency welded pipe processing according to claim 2, characterized in that: A first motor (7) is fixedly arranged at a lower portion of a side of the fixing frame (2) away from the three-jaw chuck (3); an output end of the first motor (7) passes through the fixing frame (2) and is fixedly connected to the transmission shaft (5).

7. The outer wall rust removal device for high-frequency welded pipe processing according to claim 1 is characterized in that: One side of the two grinding seats (21) is provided with a placement groove (35), and the inside of the two placement grooves (35) is provided with grinding sandpaper (36).

8. The outer wall rust removal device for high-frequency welded pipe processing according to claim 1 is characterized in that: A filter plate (27) is fixedly arranged inside the dust collection box (24).

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