Scar scraping device for burrs in longitudinal welded pipe

Abstract

The invention discloses a device for scraping burrs in a longitudinal welded pipe, and relates to the field of welded pipe burr scraping equipment. The device comprises a machining base, the machining base comprises a working table and a protective shell, the protective shell is vertically installed on the upper end face of the working table and fixedly connected with the working table, a pipe fixing assembly is installed on the upper end face of the working table, and a first electric cylinder for driving the pipe fixing assembly to move horizontally is further fixedly installed on the working table; and a guide seat is fixedly mounted on the front end surface of the protective shell. The pipe fixing assembly capable of horizontally moving is mounted on the machining seat, and meanwhile, the pipe fixing assembly is designed into a structure in which the horizontal sliding seat, the clamping wheels, the vertical frame and the pressing assembly are matched, so that during machining, the two clamping wheels and the pressing assembly are matched to quickly fix a pipe; and after the pipe is fixed, the pipe and the grinding disc can be rapidly positioned under the control of the first electric cylinder, and therefore scar scraping machining can be conveniently conducted through the grinding disc.

Description

Technical Field

[0001] The invention relates to the technical field of equipment for scraping burrs from welded pipes, in particular to a device for scraping burrs from inside a straight seam welded pipe. Background Art

[0002] At present, in the production process of welded pipes, hot-rolled or cold-rolled steel plates need to be rolled into shape on the production line and then connected by welding. After welding, the weld scars and burrs on the weld seam of the welded pipe need to be scraped off to ensure the smoothness of the weld seam of the welded pipe.

[0003] The existing Chinese patent with publication number CN215700365U discloses a device for scraping scars inside a welded pipe, comprising a welded pipe frame, a forming welding unit is arranged above the welded pipe frame, and a burr removal mechanism is arranged above the welded pipe frame. The burr removal mechanism can quickly and efficiently grind the inner wall of the straight seam welded pipe to achieve the effect of removing burrs.

[0004] With regard to the above-mentioned related technologies, it is found that the existing internal scraping device of welded pipes uses a fixed grinding disc as a processing mechanism during processing, which can only process pipes of corresponding sizes, has poor adaptability, and is inconvenient to accurately insert the grinding disc into the pipe during processing, which makes it cumbersome to use. Summary of the invention

[0005] In order to achieve the effect of rapid positioning and processing of pipes of different sizes, the present application provides a device for scraping burrs inside a straight seam welded pipe.

[0006] The present invention is achieved in that: A device for scraping burrs inside a straight seam welded pipe comprises a processing seat, the processing seat comprises a workbench and a protective shell, the protective shell is vertically mounted on the upper end surface of the workbench, and the protective shell is fixedly connected to the workbench, a fixed pipe assembly is mounted on the upper end surface of the workbench, and a first electric cylinder for driving the fixed pipe assembly to move horizontally is also fixedly mounted on the workbench, a guide seat is fixedly mounted on the front end surface of the protective shell, a movable frame is slidably mounted on the front end of the guide seat, and a driving assembly for driving the movable frame to move forward and backward is also fixedly mounted on the guide seat, a grinding disc is rotatably mounted on the head of the movable frame, and a first motor for driving the grinding disc to rotate is mounted on the movable frame, a plurality of scraping assemblies are evenly mounted in the grinding disc along the circumferential direction, and a control mechanism for adjusting the extension length of the scraping assembly is mounted at the center of the grinding disc.

[0007] By adopting the above technical scheme, the structure of the processing seat is set to ensure that the fixed pipe assembly can be installed through the workbench when in use, and the fixed pipe assembly can be used to limit and fix the pipe to be processed when it is easy to use, and the fixed pipe assembly can be horizontally slid to adjust the use position after being installed on the workbench. During the processing, the size of the position can be controlled by the first electric cylinder, and then the pipe to be processed can be driven to move synchronously, so that the pipe can be stably moved to the position corresponding to the scraping assembly. By fixing the protective shell on the workbench, it is convenient to fix the guide seat through the protective shell, and then the movable frame is slidably installed through the guide seat. During use, it is ensured that the position of the sliding movable frame on the guide frame is displaced forward and backward, and by fixing the driving assembly on the guide seat, it is convenient to drive the movable frame to move forward and backward through the driving assembly, so that the grinding disc can be driven to move inside the pipe during the processing. At the same time, the scraping assembly is evenly installed on the grinding disc, and the scraping treatment can be achieved by the grinding disc and the scraping assembly under the drive of the first motor. The extension length of the scraping assembly is conveniently adjusted by installing a control mechanism at the center of the grinding disc, so that pipes of different sizes can be easily processed.

[0008] Furthermore, the fixed pipe assembly includes a horizontal slide, a clamping wheel, a vertical frame and a pressing assembly. The horizontal slide is slidably installed on the upper end surface of the workbench, and one end of the horizontal slide is connected to the output end of the first electric cylinder. There are two clamping wheels, which are arranged at the same horizontal position and are fixed on the horizontal slide. The vertical frame is vertically installed on the rear end surface of the horizontal slide, and the vertical frame is fixedly connected to the horizontal slide. The pressing assembly is arranged directly above the two clamping wheels, and the pressing assembly is fixedly connected to the vertical frame.

[0009] By adopting the above technical scheme, the fixed pipe assembly is designed into a structure that cooperates with a horizontal slide, a clamping wheel, a vertical frame and a pressing assembly. When it is easy to use, it is slidably installed on the upper end surface of the workbench through the horizontal slide, and then the clamping wheel and the vertical frame are installed through the horizontal slide. The pipes to be processed are placed on the two horizontally fixed clamping wheels, and the pressing assembly is suspended and installed through the vertical frame, so that the pipes on the clamping wheel are clamped and fixed by the pressing assembly, and the stability of the pipe processing process is guaranteed. The setting of the vertical frame can not only ensure the stable installation of the pressing assembly, but also facilitate the grinding disc to pass through the middle of the vertical frame and extend into the pipe for processing.

[0010] Furthermore, the horizontal slide is horizontally provided with a plurality of positioning holes for installing the clamping wheel, the clamping wheel is provided with threaded holes corresponding to the positioning holes, and the clamping wheel is fixedly connected to the horizontal slide by bolts, the vertical frame includes a vertical pole and a top plate, the vertical pole is fixedly installed on the rear end surface of the horizontal slide, and the top plate is fixedly installed on the head of the vertical pole, the holding assembly includes a second electric cylinder and a holding block, the second electric cylinder is fixedly installed on the lower end surface of the top plate, and the holding block is fixedly installed on the output end of the second electric cylinder.

[0011] By adopting the above technical scheme, a number of positioning holes are horizontally opened on the horizontal slide, so that when the clamping wheel is installed, the positioning holes can be selected according to actual needs for installation, and then the distance between the clamping wheels at both ends can be controlled to adapt to the placement of pipes of different sizes. After the corresponding positioning holes are determined, bolts can be passed through the positioning holes and connected to the threaded holes on the clamping wheel, thereby achieving the purpose of locking the clamping wheel. At the same time, by designing the vertical frame to have a structure that matches the vertical rods and the top plate, the top plate can be supported by the two vertical rods when it is easy to use, ensuring that the top plate can stably suspend the pressing and holding assembly, and at the same time, a certain gap is left between the two vertical rods to facilitate the grinding disc to pass through for processing. By designing the pressing and holding assembly to have a structure that matches the second electric cylinder and the pressing and holding block, when it is necessary to fix the pipe, the second electric cylinder can be used to drive the pressing and holding block to move downward to achieve pressing and fixing of the pipe. After the processing is completed, the second electric cylinder can be used to lift the pressing and holding block to remove the pipe, which is very convenient to use.

[0012] Furthermore, the guide seat includes a seat shell, an extension frame and a guide rod, the extension frame is installed in the middle of the side of the seat shell, the guide rod is symmetrically arranged at both ends of the extension frame, and the extension frame and the guide rod are both fixedly connected to the seat shell, and a motor seat for installing a drive assembly is provided in the seat shell, and the motor seat is fixedly connected to the seat shell.

[0013] By adopting the above technical solution, the guide seat is designed into a structure that matches a seat shell, an extension frame and a guide rod. The seat shell is fixedly installed on the protective shell of the processing seat when it is easy to use, and the extension frame is used to ensure that the drive assembly can be stably installed. The guide rod is set to ensure that the movable frame can be slidably installed on the guide rod, and the motor seat is fixedly installed in the seat shell, so that the drive assembly can be conveniently positioned and installed through the motor seat.

[0014] Furthermore, the movable frame includes a fixed frame, a sleeve and a seat plate for rotatably mounting the grinding disc, the fixed frame is fixedly mounted on one end of the sleeve, the seat plate is fixedly mounted on the other end of the sleeve, the fixed frame includes an X-shaped frame and a connecting bent plate, the connecting bent plates are symmetrically mounted on the upper and lower ends of the X-shaped frame, and the connecting bent plates are symmetrically mounted on the upper and lower ends of the X-shaped frame, the center of the X-shaped frame is integrally formed with a threaded sleeve, and the sleeve is sleeved and mounted on the guide rod.

[0015] By adopting the above technical scheme, the movable frame is designed to be a structure in which a fixed frame, a sleeve and a seat plate cooperate. When in use, the fixed frame and the seat plate are fixedly installed at both ends of the sleeve, and then the sleeve is sleeved on the guide rod of the guide seat, so that the movable frame can be slidably adjusted on the guide rod for use. At the same time, the fixed frame is designed to be a structure in which an X-shaped frame and two connecting bent plates cooperate. This ensures that the sleeves at both ends are fixedly connected to each other through the connecting bent plates, and the X-shaped frame ensures that the use strength of the two connecting bent plates is increased. At the same time, a threaded sleeve is arranged in the center of the X-shaped frame to facilitate the connection of the drive assembly. The seat plate is arranged to ensure that the grinding disc can be stably installed, and the grinding disc can rotate on the seat plate when in use.

[0016] Furthermore, the driving assembly includes a second motor and a threaded rod matched with the threaded sleeve, the second motor is fixedly mounted on the motor seat, and one end of the threaded rod is connected to the output end of the second motor through a coupling.

[0017] By adopting the above technical solution, by designing the driving component into a structure in which the second motor and the threaded rod cooperate, the second motor can drive the threaded rod to rotate when it is easy to use, and then the purpose of driving the threaded sleeve to move is achieved through the cooperation of the threaded rod and the threaded sleeve.

[0018] Furthermore, the grinding disc includes a disc shell and an auxiliary pressure cover, the auxiliary pressure cover is buckled and installed on the disc shell, and the auxiliary pressure cover is fixed with the disc shell, an outer frame plate of a limited scraping assembly is evenly arranged on the outer side of the auxiliary pressure cover, and an auxiliary baffle cover is arranged on the side of the outer frame plate, and the auxiliary pressure cover, the outer frame plate and the auxiliary baffle cover are integrally formed.

[0019] By adopting the above technical solution, and designing the grinding disc into a structure in which a disc shell and an auxiliary pressure cover cooperate, the scraping assembly can be installed through the disc shell when it is easy to use, and the auxiliary pressure cover is fixedly installed on the disc shell to limit the part of the control mechanism installed on the disc shell. At the same time, a number of outer frame plates are evenly arranged on the outer side of the auxiliary pressure cover, and the purpose of limiting the scraping assembly is achieved through the outer frame plates, which can ensure that the scraping assembly can only be slidably installed and used on the disc shell.

[0020] Furthermore, a center groove and a limiting slide groove for sliding installation of the scraping assembly are opened in the center of the disk shell, the limiting slide groove is evenly arranged along the circumferential direction of the grinding disk, and the lower end of the limiting slide groove is connected to the center groove, and the grinding disk is provided with a matching side groove corresponding to the limiting slide groove.

[0021] By adopting the above technical solution, a center groove and a limiting groove are provided on the disk shell to ensure that the lower end of the scraper assembly can be extended into the center groove after being slidably installed in the limiting groove, thereby facilitating the connection with the control mechanism, thereby ensuring that the control mechanism can better control the extension length of the scraper assembly. At the same time, by providing a matching side groove on the grinding disk, it is convenient to limit the scraper assembly through the matching side groove, thereby ensuring that the scraper assembly can only be slid and used within a certain range.

[0022] Furthermore, the scar scraping assembly includes a slide plate, a cylindrical rod and a tool cap, the slide plate is slidably installed in a limiting slide groove, and the side of the slide plate is integrally formed with a side plate, the side plate is installed in a matching side groove, and a spring supporting the side plate is fixedly installed in the matching side groove, the cylindrical rod is fixedly installed at the lower end of the slide plate, the tool cap includes a triangular cutter head, a sleeve and a plurality of oblique scrapers, the sleeve is fixedly installed on the lower end surface of the triangular cutter head, and the sleeve is fixed on the head of the slide plate, the oblique scrapers are evenly arranged on one side of the triangular cutter head, and the oblique scraper is integrally formed with the triangular cutter head.

[0023] By adopting the above technical scheme, the scar scraping component is designed into a structure in which a slide plate, a cylindrical rod and a tool cap cooperate with each other. When it is convenient to use, the scraping component can be installed in the limiting slide groove through the slide plate part, and the cylindrical rod is fixedly installed at the lower end of the slide plate to better cooperate with the control mechanism. At the same time, the tool cap is fixedly installed on the head of the slide plate to drive the tool cap to perform the scar scraping operation. By arranging side plates on the side of the slide plate to ensure that it is installed in the matching side groove, the scar scraping component can be limited to prevent the scar scraping component from slipping out of the limiting slide groove. By fixing the spring supporting the side plate in the matching side groove, the scar scraping component can be prevented from slipping out of the limiting slide groove. When the mechanism supports the force, the slide plate can be stored in the limiting slide groove under the action of the spring. By designing the tool cap into a triangular cutter head, a sleeve shell and an oblique scraper matching structure, it can be sleeved on the head of the slide plate during installation, and then connected and locked by bolts. In this way, it can be ensured that the tool cap can move synchronously with the slide plate during use. After extending into the inside of the pipe, the weld scar can be cleaned by the triangular cutter head and the oblique scraper. During cleaning, the oblique scraper contacts the weld scar in turn, and then the triangular cutter head is used to process the weld scar. In this way, multiple layered processing can be achieved, the processing effect is better, and the damage to the tool can be reduced.

[0024] Furthermore, the control mechanism includes a multi-head support block, a rotating frame and a third electric cylinder. The multi-head support block is rotatably installed in the center groove, and a positioning slot is opened at the center of the multi-head support block. The rotating frame is rotatably installed at the center of the auxiliary pressure cover, and a plug rod corresponding to the positioning slot is provided on the rotating frame. The tail of the third electric cylinder is installed on the outer surface of the auxiliary pressure cover, and the head of the third electric cylinder is rotatably connected to the multi-head support block. A battery pack and a controller connected to the third electric cylinder are fixedly installed in the auxiliary pressure cover.

[0025] By adopting the above technical scheme, by designing the control mechanism into a structure in which a multi-head support block, a rotating frame and a third electric cylinder cooperate, it can be installed in the center groove through the multi-head support block when it is easy to use, and a plurality of inclined surfaces are arranged on the multi-head support block to support the cylindrical rod of the skateboard. When in use, the cylindrical rod can be supported to extend by rotating the multi-head support block, and by providing a positioning slot at the center of the multi-head support block, it is convenient for the rotating frame to be stably inserted into the slot through the insertion rod, so that the multi-head support block can be driven by the rotating frame to adjust the angle, and at the same time, by installing the third electric cylinder on the outer surface of the auxiliary pressure cover, it is convenient to control the rotation of the rotating frame through the third electric cylinder, thereby achieving the purpose of automatically adjusting the angle of the multi-head support block, by fixing the battery pack in the auxiliary pressure cover, the third electric cylinder and the controller are powered by the battery pack, the third electric cylinder can be controlled to be extended and retracted through the controller when it is convenient to use, and a controller with wireless control function can also be selected to control the third electric cylinder, which can eliminate the need for corresponding wiring.

[0026] Compared with the prior art, the present invention has the following beneficial effects: (1) The present application installs a horizontally movable fixed pipe assembly on a processing seat, and designs the fixed pipe assembly into a structure that cooperates with a horizontal slide seat, a clamping wheel, a vertical frame and a pressing assembly. During processing, the pipe can be quickly fixed by the cooperation of two clamping wheels and the pressing assembly. After the pipe is fixed, it can be quickly positioned with the grinding disc under the control of the first electric cylinder, thereby facilitating the scar scraping process with the grinding disc. At the same time, the center height of the pipe can be adjusted by adjusting the distance between the two clamping wheels, so that pipes of different sizes can be matched with the grinding disc, thereby increasing the scope of use of the equipment.

[0027] (2) The present application achieves a method of rotatably installing a grinding disc on the head of a movable frame, so that the grinding disc can achieve a stable rotation operation under the drive of a first motor during processing. At the same time, a scar scraping assembly is slidably installed in the grinding disc, so that the scar scraping assembly can be driven by the grinding disc to achieve scar removal when in convenient use. At the same time, the scar scraping assembly is designed to be a three-part structure of a slide plate, a cylindrical rod and a tool cap, and the tool cap is fixed to the slide plate by bolts, so that the tool cap can be quickly replaced after being worn. The tool cap is designed to be a structure that cooperates with a triangular cutter head, a sleeve shell and an oblique scraper. In this way, when scraping scars, the weld scar is first pre-treated by the oblique scraper, and then the weld scar is thoroughly treated by the triangular cutter head, so as to achieve the purpose of layered treatment, thereby reducing the wear and damage risk of the triangular cutter head, thereby achieving the purpose of stable and safe weld scar removal.

[0028] (3) The present application designs the control mechanism into a structure that cooperates with a multi-head support block, a rotating frame and a third electric cylinder. When it is easy to use, the multi-head support block is installed in the disk shell of the grinding disk. In this way, the scraping assembly can be supported by the multi-head support block, and the ejection length of the scraping assembly can be controlled by rotating the multi-head support block, thereby achieving the control of the size of the tool cap rotating grinding. It is easy and stable to use, and the rotation angle of the multi-head support block can be controlled by the third electric cylinder, thereby achieving the purpose of layered scraping operation and scraping pipes of different sizes. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for use in the embodiments. It should be understood that the following drawings only show certain embodiments of the present invention and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without creative work.

[0030] Figure 1 It is a schematic diagram of the overall structure of the device of the present invention; Figure 2 It is a structural schematic diagram of the processing seat in the present invention; Figure 3 yes Figure 2 A partial enlarged view of the device A shown; Figure 4 It is a three-dimensional diagram of the cooperation of the guide seat, the movable frame, the driving assembly, the grinding disc, the scar scraping assembly and the control mechanism in the present invention; Figure 5 yes Figure 4 a front view of the device shown; Figure 6 yes Figure 4 a bottom view of the device shown; Figure 7It is a three-dimensional diagram of the grinding disc, the scar scraping assembly and the control mechanism in the present invention; Figure 8 yes Figure 7 a front view of the device shown; Fig. 9 yes Figure 8 The schematic diagram of the structure of the tool cap shown; Fig.10 It is a three-dimensional diagram of the grinding disc and the multi-head support block in the present invention; Fig.11 yes Fig.10 a front view of the device shown; Fig.12 It is a three-dimensional diagram of the grinding disc, the rotating frame and the third electric cylinder in the present invention; Fig.13 yes Fig.12 A top view of the device shown.

[0031] In the figure: 1, processing seat; 11, workbench; 12, protective shell; 2, fixed pipe assembly; 21, horizontal slide; 211, positioning hole; 22, clamping wheel; 221, bolt; 23, vertical frame; 231, vertical rod; 232, top plate; 24, holding assembly; 241, second electric cylinder; 242, holding block; 3, first electric cylinder; 4, guide seat; 41, seat shell; 411, motor seat; 42, extension frame; 43, guide rod; 5, movable frame; 50, first motor; 51, fixed frame; 511, X-shaped frame; 512, connecting bent plate; 513, threaded sleeve; 52, sleeve; 53, seat plate; 6, drive Assembly; 61. Second motor; 62. Threaded rod; 7. Grinding disc; 71. Disc shell; 711. Center groove; 712. Limiting slide groove; 713. Matching side groove; 72. Auxiliary pressure cover; 721. Outer frame plate; 722. Auxiliary baffle cover; 723. Battery pack; 724. Controller; 8. Scar scraping assembly; 81. Slide plate; 811. Side plate; 812. Spring; 82. Cylindrical rod; 83. Tool cap; 831. Triangular cutter head; 832. Sleeve shell; 833. Oblique scraper; 9. Control mechanism; 91. Multi-head support block; 911. Positioning slot; 92. Rotating frame; 921. Insert rod; 93. Third electric cylinder. DETAILED DESCRIPTION

[0032] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are 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 creative work are within the scope of protection of the present invention. Therefore, the following detailed description of the embodiments of the present invention provided in the drawings is not intended to limit the scope of the invention claimed for protection, but merely represents selected embodiments of the present invention.

[0033] Reference Figure 1 , Figure 2 and Figure 3 As shown, a burr scraping device inside a straight seam welded pipe comprises a processing seat 1, the processing seat 1 comprises a workbench 11 and a protective shell 12, the protective shell 12 is vertically mounted on the upper end surface of the workbench 11, and the protective shell 12 is fixedly connected to the workbench 11, a fixed pipe assembly 2 is mounted on the upper end surface of the workbench 11, and a first electric cylinder 3 for driving the fixed pipe assembly 2 to move horizontally is also fixedly mounted on the workbench 11, a guide seat 4 is fixedly mounted on the front end surface of the protective shell 12, a movable frame 5 is slidably mounted on the front end of the guide seat 4, and a driving assembly 6 for driving the movable frame 5 to move forward and backward is also fixedly mounted on the guide seat 4, a grinding disc 7 is rotatably mounted on the head of the movable frame 5, and a first motor 50 for driving the grinding disc 7 to rotate is mounted on the movable frame 5, a plurality of scraping assemblies 8 are evenly mounted in the grinding disc 7 along the circumferential direction, and a control mechanism 9 for adjusting the extension length of the scraping assembly 8 is mounted at the center of the grinding disc 7. The structure of the processing seat 1 is set to ensure that the fixed pipe assembly 2 can be installed through the workbench 11 when in use, and the fixed pipe assembly 2 can be used to limit and fix the pipe to be processed when it is easy to use, and the fixed pipe assembly 2 can be horizontally slid to adjust the use position after being installed on the workbench 11. The size of the position can be controlled by the first electric cylinder 3 during the processing, and then the pipe to be processed can be driven to move synchronously, so that the pipe can be stably moved to the position corresponding to the scraping assembly 8. By fixing the protective shell 12 on the workbench 11, it is convenient to fix the guide seat 4 through the protective shell 12, and then through the guide The movable frame 5 is slidably installed on the seat 4. During use, it is ensured that the movable frame 5 is displaced forward and backward by sliding the position on the guide frame. By fixing the driving component 6 on the guide seat 4, it is convenient to drive the movable frame 5 to move forward and backward through the driving component 6, ensuring that the grinding disc 7 can be driven to move inside the pipe during processing. At the same time, the scraping component 8 is evenly installed on the grinding disc 7. Driven by the first motor 50, the scraping process can be achieved through the grinding disc 7 and the scraping component 8. The control mechanism 9 is installed at the center of the grinding disc 7 to facilitate the adjustment of the extended length of the scraping component 8, so that pipes of different sizes can be easily processed.

[0034] Reference Figure 2 and Figure 3 As shown, the fixed pipe assembly 2 includes a horizontal slide 21, a clamping wheel 22, a vertical frame 23 and a pressing assembly 24. The horizontal slide 21 is slidably installed on the upper end surface of the workbench 11, and one end of the horizontal slide 21 is connected to the output end of the first electric cylinder 3. There are two clamping wheels 22, and the two clamping wheels 22 are arranged at the same horizontal position, and the two clamping wheels 22 are fixed on the horizontal slide 21. The vertical frame 23 is vertically installed on the rear end surface of the horizontal slide 21, and the vertical frame 23 is fixedly connected to the horizontal slide 21. The pressing assembly 24 is arranged directly above the two clamping wheels 22, and the pressing assembly 24 is fixedly connected to the vertical frame 23. By designing the fixed pipe assembly 2 into a structure that cooperates with a horizontal slide 21, a clamping wheel 22, a vertical frame 23 and a pressing assembly 24, when it is easy to use, it is slidably installed on the upper end surface of the workbench 11 through the horizontal slide 21, and then the clamping wheel 22 and the vertical frame 23 are installed through the horizontal slide 21. The two horizontally fixed clamping wheels 22 are used to place the pipes to be processed, and the pressing assembly 24 is suspended and installed through the vertical frame 23 to ensure that the pipes on the clamping wheels 22 are clamped and fixed by the pressing assembly 24 to ensure stability during pipe processing. The setting of the vertical frame 23 can not only ensure the stable installation of the pressing assembly 24, but also facilitate the grinding disc 7 to pass through the middle of the vertical frame 23 and extend into the interior of the pipe for processing.

[0035] Reference Figure 2 and Figure 3As shown, the horizontal slide 21 is horizontally provided with a plurality of positioning holes 211 for installing the clamping wheel 22, the clamping wheel 22 is provided with threaded holes corresponding to the positioning holes 211, and the clamping wheel 22 is fixedly connected to the horizontal slide 21 by bolts 221, the vertical frame 23 includes a vertical rod 231 and a top plate 232, the vertical rod 231 is fixedly installed on the rear end surface of the horizontal slide 21, and the top plate 232 is fixedly installed on the head of the vertical rod 231, the holding assembly 24 includes a second electric cylinder 241 and a holding block 242, the second electric cylinder 241 is fixedly installed on the lower end surface of the top plate 232, and the holding block 242 is fixedly installed on the output end of the second electric cylinder 241. By horizontally opening a plurality of positioning holes 211 on the horizontal slide 21, it is convenient to select the positioning holes 211 for installation according to actual needs when installing the clamping wheel 22, and then the distance between the clamping wheels 22 at both ends can be controlled to accommodate the placement of pipes of different sizes. After the corresponding positioning holes 211 are determined, the positioning holes 211 can be connected to the threaded holes on the clamping wheel 22 by bolts 221, thereby achieving the purpose of locking the clamping wheel 22. At the same time, by designing the vertical frame 23 with a structure that matches the vertical rod 231 and the top plate 232, it is easy to use. At the same time, the top plate 232 can be supported by two vertical rods 231 to ensure that the top plate 232 can stably suspend the holding component 24. At the same time, a certain gap is left between the two vertical rods 231 to facilitate the grinding disc 7 to pass through for processing. By designing the holding component 24 into a structure that cooperates with the second electric cylinder 241 and the holding block 242, when it is necessary to fix the pipe, the second electric cylinder 241 can be used to drive the holding block 242 to move downward to achieve the holding and fixing of the pipe. After the processing is completed, the holding block 242 can be raised by the second electric cylinder 241 to remove the pipe, which is very convenient to use.

[0036] Reference Figure 4 and Figure 5 As shown, the guide seat 4 includes a seat shell 41, an extension frame 42 and a guide rod 43. The extension frame 42 is installed in the middle of the side of the seat shell 41. The guide rod 43 is symmetrically arranged at both ends of the extension frame 42, and the extension frame 42 and the guide rod 43 are both fixedly connected to the seat shell 41. A motor seat 411 for installing the drive assembly 6 is arranged in the seat shell 41, and the motor seat 411 is fixedly connected to the seat shell 41. By designing the guide seat 4 into a structure in which the seat shell 41, the extension frame 42 and the guide rod 43 cooperate, the seat shell 41 is fixedly installed on the protective shell 12 of the processing seat 1 when it is easy to use, and the extension frame 42 is used to ensure that the drive assembly 6 can be stably installed, and the guide rod 43 is set to ensure that the movable frame 5 can be sleeved on the guide rod 43 for sliding installation, and the motor seat 411 is fixedly installed in the seat shell 41, so that the drive assembly 6 can be conveniently positioned and installed through the motor seat 411.

[0037] Reference Figure 4 , Figure 5 and Figure 6 As shown, the movable frame 5 includes a fixed frame 51, a sleeve 52 and a seat plate 53 for rotatably mounting the grinding disc 7. The fixed frame 51 is fixedly mounted on one end of the sleeve 52, and the seat plate 53 is fixedly mounted on the other end of the sleeve 52. The fixed frame 51 includes an X-shaped frame 511 and a connecting bent plate 512. The connecting bent plate 512 is symmetrically mounted on the upper and lower ends of the X-shaped frame 511, and the connecting bent plate 512 is symmetrically mounted on the upper and lower ends of the X-shaped frame 511. A threaded sleeve 513 is integrally formed at the center of the X-shaped frame 511, and the sleeve 52 is sleeved and mounted on the guide rod 43. By designing the movable frame 5 as a structure in which a fixed frame 51, a sleeve 52 and a seat plate 53 cooperate, the fixed frame 51 and the seat plate 53 are fixedly installed at both ends of the sleeve 52 during use, and then the sleeve 52 is sleeved on the guide rod 43 of the guide seat 4, so that the movable frame 5 can be slidably adjusted on the guide rod 43 for use. At the same time, by designing the fixed frame 51 as a structure in which an X-shaped frame 511 and two connecting bent plates 512 cooperate, it is ensured that the sleeves 52 at both ends are fixedly connected to each other through the connecting bent plates 512, and the X-shaped frame 511 is used to increase the use strength of the two connecting bent plates 512. At the same time, a threaded sleeve 513 is provided at the center of the X-shaped frame 511 to facilitate the coordinated connection of the drive assembly 6, and the setting of the seat plate 53 is used to ensure that the grinding disc 7 can be stably installed, and the grinding disc 7 can be rotated on the seat plate 53 during use.

[0038] Reference Figure 4 and Figure 6 As shown, the driving assembly 6 includes a second motor 61 and a threaded rod 62 matched with the threaded sleeve 513. The second motor 61 is fixedly mounted on the motor seat 411, and one end of the threaded rod 62 is connected to the output end of the second motor 61 through a coupling. By designing the driving assembly 6 as a structure in which the second motor 61 and the threaded rod 62 match, the second motor 61 can drive the threaded rod 62 to rotate when it is easy to use, and then the threaded sleeve 513 is driven to move through the matching of the threaded rod 62 and the threaded sleeve 513.

[0039] Reference Figure 7 , Figure 8 , Fig.10 and Fig.12As shown, the grinding disc 7 includes a disc shell 71 and an auxiliary pressure cover 72, the auxiliary pressure cover 72 is buckled and installed on the disc shell 71, and the auxiliary pressure cover 72 is fixed with the disc shell 71, and the outer frame plate 721 for limiting the position of the scar scraping assembly 8 is evenly arranged on the outer surface of the auxiliary pressure cover 72, and the side of the outer frame plate 721 is provided with an auxiliary stop cover 722, and the auxiliary pressure cover 72, the outer frame plate 721 and the auxiliary stop cover 722 are integrally formed. By designing the grinding disc 7 into a structure in which the disc shell 71 and the auxiliary pressure cover 72 cooperate, the scar scraping assembly 8 can be installed through the disc shell 71 when it is easy to use, and the control mechanism 9 is fixedly installed on the disc shell 71 to limit the part of the disc shell 71, and at the same time, a plurality of outer frame plates 721 are evenly arranged on the outer surface of the auxiliary pressure cover 72, and the scar scraping assembly 8 is limited by the outer frame plates 721, so that the scar scraping assembly 8 can only be slidably installed on the disc shell 71 for use. The center of the disk shell 71 is provided with a central groove 711 and a limiting slide groove 712 for sliding installation of the scar scraping assembly 8. The limiting slide groove 712 is evenly arranged along the circumferential direction of the grinding disk 7, and the lower end of the limiting slide groove 712 is connected to the central groove 711. The grinding disk 7 is provided with a matching side groove 713 corresponding to the limiting slide groove 712. By providing the central groove 711 and the limiting slide groove 712 on the disk shell 71, it is ensured that the lower end of the scar scraping assembly 8 can be extended into the central groove 711 after being slidably installed in the limiting slide groove 712, so as to facilitate the connection with the control mechanism 9, and ensure that the control mechanism 9 can better control the extension length of the scar scraping assembly 8. At the same time, by providing the matching side groove 713 on the grinding disk 7, it is convenient to limit the scar scraping assembly 8 through the matching side groove 713, and ensure that the scar scraping assembly 8 can only be used for sliding within a certain range.

[0040] Reference Figure 7 , Fig.11 , Fig.12 and Fig.13As shown, the control mechanism 9 includes a multi-head support block 91, a rotating frame 92 and a third electric cylinder 93. The multi-head support block 91 is rotatably installed in the central groove 711, and a positioning slot 911 is opened at the center of the multi-head support block 91. The rotating frame 92 is rotatably installed at the center of the auxiliary pressure cover 72, and a plug rod 921 corresponding to the positioning slot 911 is provided on the rotating frame 92. The tail of the third electric cylinder 93 is installed on the outer surface of the auxiliary pressure cover 72, and the head of the third electric cylinder 93 is rotatably connected to the multi-head support block 91. A battery pack 723 and a controller 724 connected to the third electric cylinder 93 are fixedly installed in the auxiliary pressure cover 72. By designing the control mechanism 9 into a structure in which a multi-head support block 91, a rotating frame 92 and a third electric cylinder 93 cooperate, the multi-head support block 91 can be installed in the central groove 711 when it is easy to use, and a plurality of inclined surfaces are provided on the multi-head support block 91 to support the lower end of the scar scraping assembly 8. When in use, the scar scraping assembly 8 can be supported to extend by rotating the multi-head support block 91, and a positioning slot 911 is provided at the center of the multi-head support block 91, so that the rotating frame 92 can be stably inserted into the slot through the insertion rod 921, so that the multi-head support block 91 can be driven by the rotating frame 92 to perform an angular movement. The third electric cylinder 93 can be installed on the outer side of the auxiliary pressure cover 72 to conveniently control the rotation of the rotating frame 92 through the third electric cylinder 93, thereby achieving the purpose of automatically adjusting the angle of the multi-head support block 91. The battery pack 723 is fixedly installed in the auxiliary pressure cover 72, and the third electric cylinder 93 and the controller 724 are powered by the battery pack 723. When it is convenient to use, the controller 724 can be used to control the extension and retraction of the third electric cylinder 93, and the controller 724 with a wireless control function can also be used to control the third electric cylinder 93, which can eliminate the need for corresponding wiring.

[0041] Example 2 Reference Figure 7 , Figure 8 and Fig. 9 As shown, a burr scraping device inside a straight seam welded pipe comprises a processing seat 1, the processing seat 1 comprises a workbench 11 and a protective shell 12, the protective shell 12 is vertically mounted on the upper end surface of the workbench 11, and the protective shell 12 is fixedly connected to the workbench 11, a fixed pipe assembly 2 is mounted on the upper end surface of the workbench 11, and a first electric cylinder 3 for driving the fixed pipe assembly 2 to move horizontally is also fixedly mounted on the workbench 11, a guide seat 4 is fixedly mounted on the front end surface of the protective shell 12, a movable frame 5 is slidably mounted on the front end of the guide seat 4, and a driving assembly 6 for driving the movable frame 5 to move forward and backward is also fixedly mounted on the guide seat 4, a grinding disc 7 is rotatably mounted on the head of the movable frame 5, and a first motor 50 for driving the grinding disc 7 to rotate is mounted on the movable frame 5, and a plurality of scraping assemblies 8 are evenly mounted in the grinding disc 7 along the circumferential direction.

[0042] Reference Figure 7 , Figure 8 , Fig. 9 and Fig.11 As shown, the scar scraping assembly 8 includes a slide plate 81, a cylindrical rod 82 and a tool cap 83. The slide plate 81 is slidably installed in the limiting slide groove 712, and the side of the slide plate 81 is integrally formed with a side plate 811, the side plate 811 is installed in the matching side groove 713, and a spring 812 supporting the side plate 811 is fixedly installed in the matching side groove 713, the cylindrical rod 82 is fixedly installed at the lower end of the slide plate 81, and the tool cap 83 includes a triangular cutter head 831, a sleeve shell 832 and a plurality of oblique scrapers 833, the sleeve shell 832 is fixedly installed on the lower end surface of the triangular cutter head 831, and the sleeve shell 832 is sleeved and fixed on the head of the slide plate 81, the oblique scrapers 833 are evenly arranged on one side of the triangular cutter head 831, and the oblique scraper 833 is integrally formed with the triangular cutter head 831, and the outer diameter of the oblique scraper 833 is smaller than the outer diameter of the triangular cutter head 831. By designing the scar scraping assembly 8 into a structure in which a slide plate 81, a cylindrical rod 82 and a tool cap 83 cooperate with each other, the scar scraping assembly 8 can be installed in the limiting slide groove 712 through the slide plate 81 part when it is convenient to use, and the cylindrical rod 82 is fixedly installed at the lower end of the slide plate 81 to better cooperate with the control mechanism 9, and at the same time, the tool cap 83 is fixedly installed on the head of the slide plate 81 to drive the tool cap 83 to perform the scar scraping operation, and the side plate 811 is arranged on the side of the slide plate 81 to ensure that it is installed in the matching side groove 713, so that the scar scraping assembly 8 can be limited, and the scar scraping assembly 8 can be prevented from slipping out of the limiting slide groove 712, and the spring 812 supporting the side plate 811 is fixedly installed in the matching side groove 713, so that when it is not supported by the control mechanism 9, When the support force is applied, the slide plate 81 can be stored in the limiting slide groove 712 under the action of the spring 812. By designing the tool cap 83 into a matching structure of a triangular cutter head 831, a sleeve shell 832 and an oblique scraper 833, it can be sleeved on the head of the slide plate 81 during installation, and then connected and locked by a bolt 221. In this way, it can be ensured that the tool cap 83 can move synchronously with the slide plate 81 during use. After extending into the interior of the pipe, the weld scar can be cleaned by the triangular cutter head 831 and the oblique scraper 833. During cleaning, the oblique scraper 833 contacts the weld scar in turn, and then the triangular cutter head 831 is used to process the weld scar. In this way, multiple layered processing can be achieved, the processing effect is better, and the damage to the tool can be reduced.

[0043] The implementation principle and technical effects of the device provided in the embodiment of the present invention are the same as those of Example 1. For the sake of brief description, for matters not mentioned in this embodiment, reference may be made to the corresponding contents in Example 1.

[0044] Working principle: During actual processing, the distance between the clamping wheels 22 at both ends is first adjusted according to the diameter of the pipe to be processed, so as to ensure that the center height of the pipe is the same as the center height of the grinding disc 7 after it is placed on the clamping wheel 22. After determining the installation position of the clamping wheel 22, the clamping wheel 22 can be fixed on the horizontal slide 21, so that the pipe can be placed on the clamping wheel 22, and then the second electric cylinder 241 is started to drive the pressing block 242 to press and fix the pipe. After the pipe is fixed, the first electric cylinder 3 can be started to drive the fixed pipe assembly 2 to move forward. It moves horizontally. When the fixed pipe component 2 drives the pipe to move to the position corresponding to the grinding disc 7, the first motor 50 can be started to drive the grinding disc 7 to rotate, and then the driving component 6 drives the grinding disc 7 to move stably into the pipe, and then the third electric cylinder 93 is started to drive the rotating frame 92 and the multi-head support block 91 to rotate, and then the scar scraping component 8 is pushed out by the multi-head support block 91, and the weld scar is processed by the tool cap 83. During the processing, the scar scraping component 8 can be slowly extended, so that the purpose of layered processing of the weld scar can be achieved.

[0045] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A device for scraping burrs inside a straight seam welded pipe, comprising a processing seat (1), characterized in that: The processing seat (1) comprises a working table (11) and a protective shell (12), wherein the protective shell (12) is vertically mounted on the upper end surface of the working table (11) and is fixedly connected to the working table (11), a fixed pipe assembly (2) is mounted on the upper end surface of the working table (11), and a first electric cylinder (3) for driving the fixed pipe assembly (2) to move horizontally is also fixedly mounted on the working table (11), a guide seat (4) is fixedly mounted on the front end surface of the protective shell (12), and the front end of the guide seat (4) is fixedly mounted on the front end surface of the protective shell (12). A movable frame (5) is slidably mounted on the end, and a driving assembly (6) for driving the movable frame (5) to move forward and backward is fixedly mounted on the guide seat (4); a grinding disc (7) is rotatably mounted on the head of the movable frame (5), and a first motor (50) for driving the grinding disc (7) to rotate is mounted on the movable frame (5); a plurality of scraping assemblies (8) are evenly mounted in the grinding disc (7) along the circumferential direction, and a control mechanism (9) for adjusting the extension length of the scraping assemblies (8) is mounted at the center of the grinding disc (7).

2. The device for scraping burrs inside a straight seam welded pipe according to claim 1 is characterized in that: The fixed pipe assembly (2) comprises a horizontal slide (21), a clamping wheel (22), a vertical frame (23) and a pressing assembly (24); the horizontal slide (21) is slidably mounted on the upper end surface of the workbench (11), and one end of the horizontal slide (21) is connected to the output end of the first electric cylinder (3); there are two clamping wheels (22), the two clamping wheels (22) are arranged at the same horizontal position, and the two clamping wheels (22) are fixed on the horizontal slide (21); the vertical frame (23) is vertically mounted on the rear end surface of the horizontal slide (21), and the vertical frame (23) is fixedly connected to the horizontal slide (21); the pressing assembly (24) is arranged directly above the two clamping wheels (22), and the pressing assembly (24) is fixedly connected to the vertical frame (23).

3. The device for scraping burrs inside a straight seam welded pipe according to claim 2 is characterized in that: The horizontal slide (21) is horizontally provided with a plurality of positioning holes (211) for mounting a clamping wheel (22); the clamping wheel (22) is provided with threaded holes corresponding to the positioning holes (211); and the clamping wheel (22) is fixedly connected to the horizontal slide (21) via bolts (221); the vertical frame (23) comprises a vertical rod (231) and a top plate (232); the vertical rod (231) is fixedly mounted on the rear end surface of the horizontal slide (21); and the top plate (232) is fixedly mounted on the head of the vertical rod (231); the pressing assembly (24) comprises a second electric cylinder (241) and a pressing block (242); the second electric cylinder (241) is fixedly mounted on the lower end surface of the top plate (232); and the pressing block (242) is fixedly mounted on the output end of the second electric cylinder (241).

4. The device for scraping burrs inside a straight seam welded pipe according to claim 1, characterized in that: The guide seat (4) comprises a seat shell (41), an extension frame (42) and a guide rod (43); the extension frame (42) is mounted on the middle part of the side of the seat shell (41); the guide rod (43) is symmetrically arranged at both ends of the extension frame (42); the extension frame (42) and the guide rod (43) are both fixedly connected to the seat shell (41); a motor seat (411) for mounting a drive assembly (6) is arranged in the seat shell (41); and the motor seat (411) is fixedly connected to the seat shell (41).

5. The device for scraping burrs inside a straight seam welded pipe according to claim 4 is characterized in that: The movable frame (5) comprises a fixed frame (51), a sleeve (52), and a seat plate (53) for rotatably mounting a grinding disc (7); the fixed frame (51) is fixedly mounted on one end of the sleeve (52); the seat plate (53) is fixedly mounted on the other end of the sleeve (52); the fixed frame (51) comprises an X-shaped frame (511) and a connecting bent plate (512); the connecting bent plate (512) is symmetrically mounted on the upper and lower ends of the X-shaped frame (511); and the connecting bent plate (512) is symmetrically mounted on the upper and lower ends of the X-shaped frame (511); a threaded sleeve (513) is integrally formed at the center of the X-shaped frame (511); and the sleeve (52) is sleeved and mounted on a guide rod (43).

6. The device for scraping burrs inside a straight seam welded pipe according to claim 5, characterized in that: The drive assembly (6) comprises a second motor (61) and a threaded rod (62) matched with a threaded sleeve (513); the second motor (61) is fixedly mounted on a motor seat (411); one end of the threaded rod (62) is connected to an output end of the second motor (61) via a coupling.

7. The device for scraping burrs inside a straight seam welded pipe according to claim 6, characterized in that: The grinding disc (7) comprises a disc shell (71) and an auxiliary pressure cover (72); the auxiliary pressure cover (72) is buckled and mounted on the disc shell (71), and the auxiliary pressure cover (72) is fixedly engaged with the disc shell (71); an outer frame plate (721) of a limited scraping assembly (8) is evenly arranged on the outer side of the auxiliary pressure cover (72); an auxiliary stop cover (722) is arranged on the side of the outer frame plate (721); and the auxiliary pressure cover (72), the outer frame plate (721) and the auxiliary stop cover (722) are integrally formed.

8. The device for scraping burrs inside a straight seam welded pipe according to claim 7, characterized in that: The center of the disk shell (71) is provided with a central groove (711) and a limiting slide groove (712) for slidingly installing the scar scraping component (8); the limiting slide groove (712) is evenly arranged along the circumferential direction of the grinding disk (7), and the lower end of the limiting slide groove (712) is connected to the central groove (711); and the grinding disk (7) is provided with a matching side groove (713) corresponding to the limiting slide groove (712).

9. The device for scraping burrs inside a straight seam welded pipe according to claim 8, characterized in that: The scar scraping assembly (8) comprises a slide plate (81), a cylindrical rod (82) and a tool cap (83); the slide plate (81) is slidably mounted in a limiting slide groove (712); a side plate (811) is integrally formed on a side of the slide plate (81); the side plate (811) is mounted in a matching side groove (713); a spring (812) supporting the side plate (811) is fixedly mounted in the matching side groove (713); the cylindrical rod (82) is fixedly mounted in a At the lower end of the slide plate (81), the tool cap (83) comprises a triangular cutter head (831), a sleeve (832) and a plurality of oblique scrapers (833); the sleeve (832) is fixedly mounted on the lower end surface of the triangular cutter head (831), and the sleeve (832) is sleeved and fixed on the head of the slide plate (81); the oblique scrapers (833) are evenly arranged on one side of the triangular cutter head (831), and the oblique scrapers (833) and the triangular cutter head (831) are integrally formed.

10. The device for scraping burrs inside a straight seam welded pipe according to claim 9, characterized in that: The control mechanism (9) comprises a multi-head support block (91), a rotating frame (92) and a third electric cylinder (93); the multi-head support block (91) is rotatably mounted in the central groove (711), and a positioning slot (911) is provided at the center of the multi-head support block (91); the rotating frame (92) is rotatably mounted at the center of the auxiliary pressure cover (72), and a plug rod (921) corresponding to the positioning slot (911) is provided on the rotating frame (92); the tail of the third electric cylinder (93) is mounted on the outer side of the auxiliary pressure cover (72), and the head of the third electric cylinder (93) is rotatably connected to the multi-head support block (91); and a battery pack (723) and a controller (724) connected to the third electric cylinder (93) are fixedly mounted in the auxiliary pressure cover (72).

Images