A pipe bending device for construction engineering

Abstract

The present invention discloses a pipe bending device for construction engineering, which relates to the technical field of construction engineering; the present invention includes an installation bracket, and a bending mechanism is provided on one side of the lower end of the installation bracket for use in conjunction with it; through the setting and use of the processing mechanism, the processing scraper can be made to adhere to the outer wall of the old steel pipe to be bent and tested and pass the inspection, and drive the driving gear to rotate, thereby driving the two driven half-face gear rings to rotate, and then driving the two third electric push rods and the processing scraper to rotate through the connecting side column and the fixed insert ring, and the electric cylinder body will drive the first outer frame and the second outer frame to move horizontally through the electric cylinder slider and the transfer vertical plate, thereby driving the two rotating processing scrapers to move horizontally, and then effectively cleaning the welding points and the like on the outer wall of the old steel pipe to be bent and tested and pass the inspection, thereby ensuring the accurate implementation of the bending operation of the old steel pipe that has passed the inspection, and providing a guarantee for the convenient application of the old steel pipe that has passed the inspection after bending.

Description

Technical Field

[0001] The present invention relates to the technical field of construction engineering, in particular to a pipe bending device for construction engineering. Background Art

[0002] During the construction process of a building project, it is sometimes necessary to arrange pipelines in different directions. Therefore, it is often necessary to bend the steel pipes to make them turn smoothly to meet the requirements of use. In order to save resources, the old steel pipes that have passed the inspection will be reused.

[0003] Existing pipe bending devices used in construction projects are unable to clean the welds on the outer wall of the old steel pipes that have passed the bending inspection when in use, but directly carry out the bending operation, thereby failing to ensure the accurate implementation of the bending operation of the old steel pipes that have passed the inspection, and it is inconvenient to use the old steel pipes that have passed the inspection after bending.

[0004] In response to the above problems, the inventors proposed a pipe bending device for construction engineering to solve the above problems. Summary of the Invention

[0005] In order to solve the problem that the existing pipe bending device for construction engineering cannot clean the outer wall welding points of the old steel pipe to be bent and tested to be qualified during use; the purpose of the present invention is to provide a pipe bending device for construction engineering.

[0006] In order to solve the above technical problems, the present invention adopts the following technical solutions: a pipe bending device for construction engineering, comprising a mounting bracket, a bending mechanism is provided on one side of the lower end of the mounting bracket, and a feeding mechanism and a clamping mechanism are provided on the other side of the mounting bracket, the upper end of the mounting bracket is provided with a processing mechanism, and the bottom end of the mounting bracket is provided with a dust removal mechanism used in conjunction with the processing mechanism. The coordinated use of the bending mechanism, the feeding mechanism and the clamping mechanism can conveniently and quickly stably clamp the end of the old steel pipe to be bent and tested, and can rotate and shift the old steel pipe to be bent and tested after stable clamping, thereby ensuring the cleaning operation of the outer wall of the old steel pipe to be bent and tested and the stable implementation of the bending operation. The setting and use of the processing mechanism can effectively clean the welding points and the like on the outer wall of the old steel pipe to be bent and tested, thereby ensuring the accurate implementation of the bending operation of the old steel pipe to be bent and tested, and provides a guarantee for the convenient application of the old steel pipe to be bent and tested. The setting and use of the dust removal mechanism creates a good working environment, thereby ensuring the health of the staff.

[0007] Preferably, the bending mechanism includes a first motor and a fixed insertion rod, the first motor is fixedly mounted on the mounting bracket, the mounting bracket is fixedly mounted with a fixed bracket, and the first motor is fixedly inserted in the fixed bracket, and the end of the output end of the first motor is fixedly sleeved with a bending rotating plate, the top of the bending rotating plate is fixedly mounted with a first electric telescopic rod, and the end of the output end of the first electric telescopic rod is fixedly connected to a movable slider, the movable slider is fixedly inserted with a bending rotating rod, and one end of the bending rotating plate is penetrated by a limiting guide groove, the bottom end of the bending rotating rod is slidably clamped in the limiting guide groove, and the upper end of the bending rotating rod is rotatably sleeved with a bending rotating tube, the mounting bracket is penetrated by an arc-shaped through-groove, and the bending rotating rod movably penetrates the arc-shaped through-groove, the fixed insertion rod is fixedly inserted at one end of the mounting bracket close to the first motor, and the top of the fixed insertion rod is fixedly sleeved with a bending rotating tube for use with the bending rotating tube The bending guide roller and the feeding mechanism include a second motor, the second motor is fixedly mounted on the middle part of one side of the mounting bracket, and the output end of the second motor rotates through the mounting bracket and is fixedly sleeved with a feeding turn frame at its end, and a mounting groove for cooperation is provided on one side of the feeding turn frame, and a second electric telescopic rod is fixedly inserted in the mounting groove, and a feeding slide is fixedly sleeved at the end of the output end of the second electric telescopic rod, and the feeding slide is slidably clamped in the mounting groove, and the clamping mechanism includes a clamping frame, the clamping frame is fixedly connected to one side of the feeding slide, and a clamping inner hole and a storage groove are provided inside the clamping frame, and a first electric push rod is fixedly mounted on one side of the clamping frame, and the output end of the first electric push rod slides through the storage groove, and the end of the output end of the first electric push rod is fixedly sleeved with an arc splint, and the arc splint can be slidably clamped in the storage groove.

[0008] The cam is secured to the bottom of the first frame and is adapted to engage the driver of the second frame with respect to the first outer frame, and the cam is secured to the bottom of the first frame with respect to the first outer frame. A symmetrically distributed limit plug is fixedly installed on the lower end of the side, and a symmetrically arranged limit plug hole is provided on the upper end of the side of the second outer frame away from the second side block. The limit plug can be slidably inserted in the limit plug hole, and a driven half-face gear ring used in conjunction with the second outer frame is rotatably installed on the inner wall of the second outer frame and the first outer frame. An L-shaped arc guide rail is fixedly connected on the inner wall of the first outer frame and the second outer frame on the side close to the third motor, and an L-shaped arc guide groove is provided on one side of the driven half-face gear ring, and the L-shaped arc guide rail is slidably clamped in the L-shaped arc guide groove, the driven half-face gear ring is meshed with the driving gear, and one side of the driven half-face gear ring is fixedly connected to a connecting side column, and the end of the connecting side column is fixedly connected to a fixed insert ring, and a third electric push rod is fixedly inserted in the fixed insert ring, and the end of the output end of the third electric push rod is fixedly connected to a processing scraper used in conjunction with it.

[0009] Preferably, the dust removal mechanism includes a dust removal box, which is fixedly mounted on the inner side of the mounting bracket, a cleaning window is provided at the lower end of one side of the dust removal box, and a sealing rotating plate is hinged in the cleaning window, and a dust removal fan is fixedly plugged into the upper end of one side of the dust removal box for use, a U-shaped duct is provided at the lower end of the other side of the dust removal box, and two fixing holes are provided on the mounting bracket, the U-shaped duct is fixedly plugged into the fixing holes, and a connecting hose is provided at the end of the U-shaped duct, a connecting through hole is provided on the first outer frame, and the first outer frame is provided with a connecting through hole. A connecting duct connected to the connecting through-hole is fixedly installed, and the end of the connecting hose is fixedly connected to the connecting duct. A Z-shaped through-groove is provided on one side of the dust removal box body, and a Z-shaped filter plate is detachably provided in the Z-shaped through-groove. A first inner plate and a second inner plate used in conjunction with the Z-shaped filter plate are fixedly installed in the inner cavity of the dust removal box body, and a Z-shaped sealing plate is fixedly connected to one end of the Z-shaped filter plate. Fixed through-holes are provided at both ends of the Z-shaped sealing plate, and two fixed countersunk holes are provided on one side of the dust removal box body, and fixing bolts can be threadedly inserted in the fixed through-holes and the fixed countersunk holes.

[0010] Compared with the prior art, the present invention has the following beneficial effects:

[0011] 1. Through the coordinated use of the bending mechanism, feeding mechanism and clamping mechanism, the end of the old steel pipe to be bent and tested can be clamped quickly and stably, and the old steel pipe to be bent and tested can be rotated and shifted after being stably clamped, thereby ensuring the stable cleaning of the outer wall of the old steel pipe to be bent and tested and the stable implementation of the bending operation;

[0012] 2. Through the setting and use of the processing mechanism, the processing scraper can be made to adhere to the outer wall of the old steel pipe to be bent and tested and drive the driving gear to rotate, thereby driving the two driven half-face gear rings to rotate, and then driving the two third electric push rods and the processing scraper to rotate through the connecting side column and the fixed insert ring, and the electric cylinder body will drive the first outer frame and the second outer frame to move horizontally through the electric cylinder slider and the transfer vertical plate, thereby driving the two rotating processing scrapers to move horizontally, and then effectively cleaning the welding points and the like on the outer wall of the old steel pipe to be bent and tested, thereby ensuring the accurate implementation of the bending operation of the tested old steel pipe and providing a guarantee for the convenient application of the tested old steel pipe after bending;

[0013] 3. Through the setting and use of the dust removal mechanism, the U-shaped duct, connecting hose, connecting duct and connecting through hole can be used together to suck the dust generated when cleaning the outer wall of the old steel pipe to be bent and inspected in the first outer frame and the second outer frame together with the air into the lower end of the dust removal box cavity, and the Z-shaped filter plate can intercept the dust, and the filtered air will be discharged, thereby creating a good working environment and ensuring the health of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0015] Figure 1 It is a structural schematic diagram of the present invention.

[0016] Figure 2 This is a schematic diagram of the installation of the feeding mechanism in the present invention.

[0017] Figure 3 For the present invention Figure 2 A magnified schematic diagram of the structure in the middle.

[0018] Figure 4 For the present invention Figure 2 A magnified schematic diagram of the structure at point B in the middle.

[0019] Figure 5 For the present invention Figure 2Enlarged schematic diagram of the structure at point C in the middle.

[0020] Figure 6 For the present invention Figure 2 Enlarged schematic diagram of the structure at point D in the middle.

[0021] Figure 7 For the present invention Figure 2 Enlarged schematic diagram of the structure at E in the middle.

[0022] Figure 8 This is a connection diagram of the processing mechanism in the present invention.

[0023] Figure 9 For the present invention Figure 8 Enlarged schematic diagram of the structure at F in the middle.

[0024] Figure 10 For the present invention Figure 8 Enlarged schematic diagram of the structure at G in the middle.

[0025] In the figure: 1. Mounting bracket; 11. Arc-shaped slot; 12. Fixed socket; 2. Bending mechanism; 21. First motor; 22. Fixed plug rod; 23. Bending plate; 24. First electric telescopic rod; 25. Moving slider; 26. Bending rod; 27. Limiting guide groove; 28. Bending tube; 29. Bending guide roller; 210. Fixed bracket; 3. Feeding mechanism; 31. Second motor; 32. Feeding frame; 33. Mounting trough; 34. Second electric telescopic rod; 35. Feeding slide; 4. Clamping mechanism; 41. Clamping frame; 42. Clamping inner hole; 43. Storage trough; 44. First electric push rod; 45. Arc clamping plate; 5. Processing mechanism; 51. Electric cylinder body; 52. Electric cylinder slider; 53. Transfer vertical plate; 54. First outer frame; 55. First concave hole; 56. Third motor; 57. Driving gear ; 58, first side block; 59, second electric push rod; 510, second side block; 511, second outer frame; 512, second concave hole; 513, driven half-face gear ring; 514, connecting side column; 515, fixed insert ring; 516, third electric push rod; 517, processing scraper; 518, L-shaped arc guide rail; 519, L-shaped arc guide groove; 520, limit insert rod; 521, limit insert hole; 522, Connecting through hole; 523, connecting duct; 6, dust removal mechanism; 61, dust removal box; 62, dust removal fan; 63, U-shaped duct; 64, connecting hose; 65, Z-shaped groove; 66, Z-shaped filter plate; 67, first inner plate; 68, second inner plate; 69, Z-shaped sealing plate; 610, fixing through hole; 611, fixing countersunk hole; 612, fixing bolt; 613, cleaning window; 614, sealing rotary plate. DETAILED DESCRIPTION

[0026] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0027] Example: Figure 1-10 As shown, the present invention provides a pipe bending device for construction engineering, including an installation bracket 1, a bending mechanism 2 is provided on one side of the lower end of the installation bracket 1 for use, and a feeding mechanism 3 and a clamping mechanism 4 are provided on the other side of the installation bracket 1 for use, an upper end of the installation bracket 1 is provided with a processing mechanism 5, and a bottom end of the installation bracket 1 is provided with a dust removal mechanism 6 for use with the processing mechanism 5, the bending mechanism 2, the feeding mechanism 3 and the clamping mechanism 4 are used in conjunction with each other to conveniently and quickly clamp the end of the old steel pipe to be bent and tested and stably, and can rotate and shift the old steel pipe to be bent and tested after stable clamping, thereby ensuring the cleaning operation of the outer wall of the old steel pipe to be bent and tested and the stable implementation of the bending operation, the setting and use of the processing mechanism 5 can effectively clean the welding points and the like on the outer wall of the old steel pipe to be bent and tested, thereby ensuring the accurate implementation of the bending operation of the old steel pipe to be bent and tested, and providing a guarantee for the convenient application of the old steel pipe to be bent and tested. The setting and use of the dust removal mechanism 6 creates a good working environment, thereby ensuring the health of the staff.

[0028] The bending mechanism 2 includes a first motor 21 and a fixed plug rod 22. The first motor 21 is fixedly mounted on the mounting bracket 1. A fixed bracket 210 is fixedly mounted on the mounting bracket 1, and the first motor 21 is fixedly inserted in the fixed bracket 210. The setting and use of the fixed bracket 210 provide a guarantee for the stable installation of the first motor 21. The end of the output end of the first motor 21 is fixedly sleeved with a bending turn plate 23. The top of the bending turn plate 23 is fixedly mounted with a first electric telescopic rod 24. The end of the output end of the first electric telescopic rod 24 is fixedly connected to a movable The slider 25 is fixedly connected with a bending rod 26 on the movable slider 25, and one end of the bending rotating plate 23 is penetrated to provide a limited guide groove 27, the bottom end of the bending rotating rod 26 is slidably carded in the limited guide groove 27, and the upper end of the bending rotating rod 26 is rotatably sleeved with a bending rotating tube 28, the mounting bracket 1 is penetrated with an arc-shaped through-groove 11, and the bending rotating rod 26 is movable through the arc-shaped through-groove 11, the fixed insertion rod 22 is fixedly inserted at one end of the mounting bracket 1 close to the first motor 21, and the top end of the fixed insertion rod 22 is fixedly sleeved with a bending rotating tube 28 for use with the bending rotating tube 28 Bending guide roller 29, feeding mechanism 3 includes a second motor 31, the second motor 31 is fixedly mounted on the middle of one side of the mounting bracket 1, and the output end of the second motor 31 rotates through the mounting bracket 1 and is fixedly sleeved with a feeding rotating frame 32 at its end, and a matching mounting sink 33 is provided on one side of the feeding rotating frame 32, and a second electric telescopic rod 34 is fixedly inserted in the mounting sink 33, and the end of the output end of the second electric telescopic rod 34 is fixedly sleeved with a feeding slide 35, and the feeding slide 35 is slidably carded in the mounting sink 33, and the clamping mechanism 4 includes The clamping frame 41 is fixedly connected to one side of the feeding slide 35, and the interior of the clamping frame 41 is provided with a clamping inner hole 42 and a receiving groove 43 for use together. A first electric push rod 44 is fixedly installed on one side of the clamping frame 41, and the output end of the first electric push rod 44 slides through the receiving groove 43. The end of the output end of the first electric push rod 44 is fixedly sleeved with an arc-shaped splint 45, and the arc-shaped splint 45 can be slidably clamped in the receiving groove 43. The setting and use of the receiving groove 43 provides convenience for the storage of the arc-shaped splint 45.

[0029] By adopting the above technical solution, when in use, one end of the old steel pipe to be bent and tested is inserted into the clamping inner hole 42, and then the first electric push rod 44 will be started, thereby driving the arc clamping plate 45 to move to the side away from the first electric push rod 44, so that one end of the old steel pipe to be bent and tested is stably clamped and fixed, and then the second motor 31 will be started, thereby driving the feeding rotating frame 32 to rotate upward, and then the clamped old steel pipe to be bent and tested is driven to rotate upward through the clamping frame 41. At the same time, the second electric telescopic rod 34 will be started, thereby driving the feeding slide plate 35 to move, and then the clamped old steel pipe to be bent and tested is driven to move through the clamping frame 41, until the old steel pipe to be bent and tested is rotated upward ninety degrees and moved to the appropriate position, and the second motor 31 and the second electric telescopic rod 34 are turned off. After the outer wall is cleaned, the second motor 31 and the second electric telescopic rod 34 are started again, so that the old steel pipe to be bent and inspected after the outer wall is cleaned can be driven to rotate downward and contact the bending guide roller 29. Then the first electric telescopic rod 24 will be started, so that the bending rotating rod 26 can be driven by the moving slider 25 to move toward the side close to the old steel pipe to be bent and inspected, and then the bending rotating tube 28 can be driven to move toward the side close to the old steel pipe to be bent and inspected, and the first electric telescopic rod 24 is closed when the bending rotating tube 28 contacts the outer wall of the old steel pipe to be bent and inspected. After that, the first motor 21 will be started, so that the bending rotating plate 23 can be driven to rotate, and then the bending rotating tube 28 can be driven to rotate and bend the cleaned old steel pipe to be bent and inspected, and after the bending process, the bending rotating tube 28 and the like are reset and the bent old steel pipe is removed.

[0030] The processing mechanism 5 includes an electric cylinder body 51, which is fixedly mounted on the top of the mounting bracket 1, and an electric cylinder slider 52 is slidably provided on the electric cylinder body 51, a transfer vertical plate 53 is fixedly mounted in the middle of the bottom end of the electric cylinder slider 52, and the bottom end of the transfer vertical plate 53 is fixedly connected to a first outer frame 54, a first concave hole 55 symmetrically distributed is opened in the middle of the bottom end of the first outer frame 54, and a third motor 56 is fixedly mounted on the upper end of one side of the first outer frame 54, the output end of the third motor 56 rotates through the first outer frame 54 and a driving gear 57 is fixedly sleeved at its end, the first outer frame 5 4 is fixedly connected to a first side block 58 at the lower end of one side, and a second electric push rod 59 is fixedly plugged into the first side block 58, and the end of the output end of the second electric push rod 59 is fixedly sleeved with a second side block 510, and one side of the second side block 510 is fixedly connected to a second outer frame 511, and a symmetrically arranged second concave hole 512 is opened in the middle of the top of the second outer frame 511, and a symmetrically distributed limit plug 520 is fixedly installed on the lower end of the side of the first outer frame 54 away from the first side block 58, and a symmetrically arranged limit plug hole is opened on the upper end of the side of the second outer frame 511 away from the second side block 510 521, the limiting plug rod 520 can be slidably inserted in the limiting plug hole 521, and the setting and use of the limiting plug rod 520 and the limiting plug hole 521 provide a guarantee for the stable docking of the first outer frame 54 and the second outer frame 511, and the inner walls of the second outer frame 511 and the first outer frame 54 are rotatably installed with a driven half-face gear ring 513 used in conjunction with them, and the inner walls of the first outer frame 54 and the second outer frame 511 on one side near the third motor 56 are fixedly connected with an L-shaped arc guide rail 518, and an L-shaped arc guide groove 519 is opened on one side of the driven half-face gear ring 513, and the L-shaped arc guide rail 518 is fixedly connected to the inner wall of the first outer frame 54 and the second outer frame 511 on the side near the third motor 56. 18 The sliding card is arranged in the L-shaped arc guide groove 519. The coordinated use of the L-shaped arc guide rail 518 and the L-shaped arc guide groove 519 provides a guarantee for the stable rotation of the driven half-face gear ring 513. The driven half-face gear ring 513 is engaged with the driving gear 57, and one side of the driven half-face gear ring 513 is fixedly connected with a connecting side column 514, and the end of the connecting side column 514 is fixedly connected with a fixed plug ring 515, and a third electric push rod 516 is fixedly plugged in the fixed plug ring 515, and the end of the output end of the third electric push rod 516 is fixedly connected with a processing scraper 517 used in conjunction with it.

[0031] By adopting the above technical solution, when in use, the second electric push rod 59 will be started, thereby being able to drive the second side block 510 to move upward, and then being able to drive the second outer frame 511 to move upward, until the top of the second outer frame 511 is in contact with the bottom of the first outer frame 54, the second electric push rod 59 is closed, and at this time the two driven half-face gear rings 513 will form a complete annular structure, and then the two third electric push rods 516 are synchronously started, thereby being able to drive the two processing scrapers 517 to move in opposite directions, and the third electric push rod 516 is closed when the processing scrapers 517 are in contact with the outer wall of the old steel pipe to be bent and tested and qualified, and then the third motor 56 and the electric cylinder body 51 are started. Thereby, the driving gear 57 can be driven to rotate, and the two driven half-face gear rings 513 can be driven to rotate, and the two third electric push rods 516 and the processing scraper 517 can be driven to rotate by connecting the side column 514 and the fixed insert ring 515. The electric cylinder body 51 will drive the first outer frame 54 and the second outer frame 511 to move horizontally through the electric cylinder slider 52 and the transfer vertical plate 53, thereby driving the two rotating processing scrapers 517 to move horizontally, and thus the welding points on the outer wall of the old steel pipe to be bent and tested can be effectively cleaned, and the two driven half-face gear rings 513 and the second outer frame 511 will be reset after the cleaning is completed.

[0032] The dust removal mechanism 6 includes a dust removal box 61, which is fixedly mounted on the inner side of the mounting bracket 1. A cleaning window 613 is provided on the lower end of one side of the dust removal box 61, and a sealing rotating plate 614 is hinged in the cleaning window 613. The cleaning window 613 and the sealing rotating plate 614 cooperate to provide convenience for sealing and cleaning the lower end of the dust removal box 61, and a dust removal fan 62 is fixedly plugged into the upper end of one side of the dust removal box 61. A U-shaped duct 63 is provided at the lower end of the other side of the dust removal box 61, and two fixed sockets 12 are provided on the mounting bracket 1. The U-shaped duct 63 is fixedly inserted in the fixed socket 12, and the end of the U-shaped duct 63 is connected with a connecting hose 64. A A connecting through-hole 522 is provided, and a connecting duct 523 communicating with the connecting through-hole 522 is fixedly installed on the first outer frame 54, and the end of the connecting hose 64 is fixedly connected to the connecting duct 523. A Z-shaped through-groove 65 is provided on one side of the dust removal box 61, and a Z-shaped filter plate 66 is removably provided in the Z-shaped through-groove 65. A first inner plate 67 and a second inner plate 68 used in conjunction with the Z-shaped filter plate 66 are fixedly installed in the inner cavity of the dust removal box 61, and one end of the Z-shaped filter plate 66 is fixedly connected to a Z-shaped sealing plate 69, and both ends of the Z-shaped sealing plate 69 are penetrated by fixed through-holes 610, and two fixed countersunk holes 611 are provided on one side of the dust removal box 61, and fixing bolts 612 can be threadedly inserted in the fixing through-holes 610 and the fixing countersunk holes 611.

[0033] By adopting the above technical solution, when in use, the dust removal fan 62 will be started, so that the dust generated when cleaning the outer walls of the old steel pipes to be bent and inspected and qualified in the first outer frame 54 and the second outer frame 511 can be sucked into the lower end of the inner cavity of the dust removal box 61 together with the air through the coordinated use of the U-shaped duct 63, the connecting hose 64, the connecting duct 523 and the connecting through hole 522, and then the Z-shaped filter plate 66 can intercept the dust, and the filtered air will be discharged.

[0034] Working principle: when in use, one end of the old steel pipe to be bent and tested is inserted into the clamping inner hole 42, and then the first electric push rod 44 will be started, thereby driving the arc clamping plate 45 to move to the side away from the first electric push rod 44, so that one end of the old steel pipe to be bent and tested is stably clamped and fixed, and then the second motor 31 will be started, thereby driving the feeding rotating frame 32 to rotate upward, and then the clamped old steel pipe to be bent and tested is driven to rotate upward through the clamping frame 41. At the same time, the second electric telescopic rod 34 will be started, thereby driving the feeding slide plate 35 to move, and then the clamped old steel pipe to be bent and tested is driven to move through the clamping frame 41, until the old steel pipe to be bent and tested is rotated upward ninety degrees and the center of the old steel pipe to be bent and tested overlaps with the center of the first concave hole 55, and then the second motor 31 and the second electric telescopic rod 34 are turned off;

[0035] After that, the second electric push rod 59 will be started, thereby driving the second side block 510 to move upward, and then driving the second outer frame 511 to move upward until the top of the second outer frame 511 is in contact with the bottom of the first outer frame 54, and the second electric push rod 59 is closed. At this time, the two driven half-face gear rings 513 will form a complete annular structure, and then the two third electric push rods 516 will be started synchronously, thereby driving the two processing scrapers 517 to move in opposite directions, and when the processing scrapers 517 are in contact with the outer wall of the old steel pipe to be bent and tested, the third electric push rod 516 is closed, and then the third motor 56 and the electric cylinder body 51 are started, thereby driving The driving gear 57 rotates, thereby driving the two driven half-face gear rings 513 to rotate, and further driving the two third electric push rods 516 and the processing scraper 517 to rotate through the connecting side column 514 and the fixed insert ring 515. The electric cylinder body 51 drives the first outer frame 54 and the second outer frame 511 to move horizontally through the electric cylinder slider 52 and the transfer vertical plate 53, thereby driving the two rotating processing scrapers 517 to move horizontally, thereby effectively cleaning the welding points on the outer wall of the old steel pipe to be bent and tested. After cleaning, the two driven half-face gear rings 513 and the second outer frame 511 are reset;

[0036] During this period, the dust removal fan 62 will start, so that the dust generated when cleaning the outer wall of the old steel pipe to be bent and tested qualified in the first outer frame 54 and the second outer frame 511 can be sucked into the lower end of the inner cavity of the dust removal box 61 together with the air through the U-shaped duct 63, the connecting hose 64, the connecting duct 523 and the connecting through hole 522. Then, the Z-shaped filter plate 66 can intercept the dust, and the filtered air will be discharged;

[0037] Then the second motor 31 and the second electric telescopic rod 34 are started again, so that the old steel pipe to be bent and tested after the outer wall is cleaned can be driven to rotate downward and contact the bending guide roller 29, and then the first electric telescopic rod 24 will be started, so that the bending rotating rod 26 can be driven by the moving slider 25 to move closer to the side of the old steel pipe to be bent and tested, and then the bending rotating tube 28 can be driven to move closer to the side of the old steel pipe to be bent and tested, and the first electric telescopic rod 24 is closed when the bending rotating tube 28 contacts the outer wall of the old steel pipe to be bent and tested. After that, the first motor 21 will start, thereby driving the bending rotary plate 23 to rotate, and then driving the bending rotary tube 28 to rotate and bend the cleaned old steel pipe that has passed the bending inspection, and after the bending processing, the bending rotary tube 28 will be reset and the bent old steel pipe will be removed, and then the subsequent cleaning operation of the outer wall of the old steel pipe that has passed the bending inspection and the bending operation will be carried out in sequence according to the above steps, and after the use of the device is finished, the Z-type filter plate 66 will be removed and cleaned, and the dust in the dust removal box 61 will be cleaned. In addition, the solid particle impurities retained in the second outer frame 511 need to be cleaned.

[0038] Obviously, those skilled in the art may make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if such changes and modifications fall within the scope of the claims and their equivalents, the present invention is intended to include such changes and modifications.

Claims

1. A pipe bending device for construction engineering, comprising a mounting bracket (1), characterized in that: A bending mechanism (2) is provided on one side of the lower end of the mounting bracket (1) for use with the mounting bracket, and a feeding mechanism (3) and a clamping mechanism (4) are provided on the other side of the mounting bracket (1) for use with the mounting bracket, a processing mechanism (5) is provided on the upper end of the mounting bracket (1), and a dust removal mechanism (6) is provided on the bottom end of the mounting bracket (1) for use with the processing mechanism (5). The coordinated use of the bending mechanism (2), the feeding mechanism (3) and the clamping mechanism (4) can conveniently and quickly stably clamp the end of the old steel pipe to be bent and tested to be qualified, and can also After being stably clamped, the qualified old steel pipe to be bent is subjected to rotation adjustment and displacement adjustment, thereby ensuring the stable implementation of the cleaning operation and bending operation of the outer wall of the qualified old steel pipe to be bent. The setting and use of the processing mechanism (5) can effectively clean the welding points and the like on the outer wall of the qualified old steel pipe to be bent, thereby ensuring the accurate implementation of the bending operation of the qualified old steel pipe, and providing a guarantee for the convenient application of the qualified old steel pipe after bending. The setting and use of the dust removal mechanism (6) creates a good working environment, thereby ensuring the health of the staff. The feeding mechanism (3) includes a second motor (31), the second motor (31) is fixedly mounted on the middle of one side of the mounting bracket (1), and the output end of the second motor (31) rotates through the mounting bracket (1) and is fixedly sleeved with a feeding rotating frame (32) at its end, a mounting sink (33) for matching is provided on one side of the feeding rotating frame (32), and a second electric telescopic rod (34) is fixedly inserted in the mounting sink (33), a feeding slide (35) is fixedly sleeved at the end of the output end of the second electric telescopic rod (34), and the feeding slide (35) is slidably mounted in the mounting sink (33); The processing mechanism (5) includes an electric cylinder body (51), the electric cylinder body (51) is fixedly mounted on the top of the mounting bracket (1), and an electric cylinder slider (52) is slidably provided on the electric cylinder body (51), a transfer vertical plate (53) is fixedly mounted at the middle of the bottom end of the electric cylinder slider (52), and the bottom end of the transfer vertical plate (53) is fixedly connected to a first outer frame (54), a symmetrically distributed first concave hole (55) is opened at the middle of the bottom end of the first outer frame (54), and a third motor (56) is fixedly mounted on the upper end of one side of the first outer frame (54), the output end of the third motor (56) rotates through the first outer frame (54) and a driving gear (57) is fixedly sleeved at its end, a first side block (58) is fixedly connected to the lower end of one side of the first outer frame (54), and a second electric push rod (59) is fixedly plugged into the first side block (58), and the second electric push rod (59) is fixedly plugged into the second electric push rod (59). The end of the output end of the dynamic push rod (59) is fixedly sleeved with a second side block (510), and one side of the second side block (510) is fixedly connected to a second outer frame (511), a second concave hole (512) is symmetrically arranged in the middle of the top of the second outer frame (511), and the inner walls of the second outer frame (511) and the first outer frame (54) are both rotatably mounted with a driven half-face gear ring (513) for use, the driven half-face gear ring (513) is meshed with the driving gear (57), and one side of the driven half-face gear ring (513) is fixedly connected to a connecting side column (514), the end of the connecting side column (514) is fixedly connected to a fixed insert ring (515), and a third electric push rod (516) is fixedly inserted in the fixed insert ring (515), and the end of the output end of the third electric push rod (516) is fixedly connected to a processing scraper (517) for use.

2. A pipe bending device for construction engineering according to claim 1, characterized in that: The bending mechanism (2) comprises a first motor (21) and a fixed plug rod (22), wherein the first motor (21) is fixedly mounted on the mounting bracket (1), and the end of the output end of the first motor (21) is fixedly sleeved with a bending plate (23), the top of the bending plate (23) is fixedly mounted with a first electric telescopic rod (24), and the end of the output end of the first electric telescopic rod (24) is fixedly connected with a moving slider (25), the moving slider (25) is fixedly plugged with a bending rod (26), and one end of the bending plate (23) is penetrated by a hole. A limiting guide groove (27) is provided, the bottom end of the bending rod (26) is slidably clamped in the limiting guide groove (27), and the upper end of the bending rod (26) is rotatably sleeved with a bending tube (28), the mounting bracket (1) is provided with an arcuate through-groove (11), and the bending rod (26) movably penetrates the arcuate through-groove (11), the fixed insertion rod (22) is fixedly inserted at one end of the mounting bracket (1) close to the first motor (21), and the top end of the fixed insertion rod (22) is fixedly sleeved with a bending guide roller (29) used in conjunction with the bending tube (28).

3. A pipe bending device for construction engineering according to claim 2, characterized in that: A fixing bracket (210) is fixedly mounted on the mounting bracket (1), and the first motor (21) is fixedly inserted into the fixing bracket (210).

4. A pipe bending device for construction engineering according to claim 1, characterized in that: The clamping mechanism (4) includes a clamping frame (41), the clamping frame (41) is fixedly connected to one side of the feeding slide (35), and the interior of the clamping frame (41) is provided with a clamping inner hole (42) and a receiving trough (43) for use together, a first electric push rod (44) is fixedly installed on one side of the clamping frame (41), and the output end of the first electric push rod (44) slides through the receiving trough (43), the end of the output end of the first electric push rod (44) is fixedly sleeved with an arc-shaped clamping plate (45), and the arc-shaped clamping plate (45) can be slidably clamped in the receiving trough (43).

5. A pipe bending device for construction engineering according to claim 1, characterized in that: An L-shaped arc guide rail (518) is fixedly connected to the inner wall of the first outer frame (54) and the second outer frame (511) on one side close to the third motor (56); an L-shaped arc guide groove (519) is provided on one side of the driven half-face gear ring (513), and the L-shaped arc guide rail (518) is slidably clamped in the L-shaped arc guide groove (519).

6. A pipe bending device for construction engineering according to claim 1, characterized in that: A symmetrically distributed limiting rod (520) is fixedly mounted on the lower end of the first outer frame (54) on a side away from the first side block (58), and a symmetrically arranged limiting socket (521) is provided on the upper end of the second outer frame (511) on a side away from the second side block (510), wherein the limiting rod (520) can be slidably inserted into the limiting socket (521).

7. A pipe bending device for construction engineering according to claim 1, characterized in that: The dust removal mechanism (6) includes a dust removal box (61), the dust removal box (61) is fixedly mounted on the inner side of the mounting bracket (1), and a dust removal fan (62) is fixedly plugged into the upper end of one side of the dust removal box (61), and a U-shaped duct (63) is connected to the lower end of the other side of the dust removal box (61), and two fixed sockets (12) are provided through the mounting bracket (1), the U-shaped duct (63) is fixedly inserted into the fixed sockets (12), and a connecting hose (64) is connected to the end of the U-shaped duct (63), a connecting through hole (522) is provided through the first outer frame (54), and a connecting duct (523) connected to the connecting through hole (522) is fixedly installed on the first outer frame (54), The end of the connecting hose (64) is fixedly connected to the connecting conduit (523), a Z-shaped through-groove (65) is provided through one side of the dust removal box (61), and a Z-shaped filter plate (66) is detachably provided in the Z-shaped through-groove (65), a first inner plate (67) and a second inner plate (68) for use with the Z-shaped filter plate (66) are fixedly installed in the inner cavity of the dust removal box (61), and one end of the Z-shaped filter plate (66) is fixedly connected to a Z-shaped sealing plate (69), both ends of the Z-shaped sealing plate (69) are provided with fixed through-holes (610), and two fixed countersunk holes (611) are provided on one side of the dust removal box (61), and fixing bolts (612) can be threadedly inserted in the fixing through-holes (610) and the fixing countersunk holes (611).

8. A pipe bending device for construction engineering according to claim 7, characterized in that: A cleaning window (613) is provided through the lower end of one side of the dust removal box (61), and a sealing rotating plate (614) is hinged in the cleaning window (613).

Images