Scar scraping device for longitudinal welding seam of steel pipe

Abstract

The utility model discloses a steel pipe longitudinal weld joint scar scraping device, and belongs to the technical field of steel pipe longitudinal weld joint scar scraping. The steel pipe longitudinal weld joint scar scraping device comprises a scraping table, a steel pipe containing groove is formed in the middle of the scraping table, driving grooves are formed in the two sides of the interior of the scraping table correspondingly, and driving mechanisms are installed in the two driving grooves correspondingly; the driving mechanism comprises a mounting plate, a rotating cylinder and a first driving motor, the rotating cylinder is mounted below one side of the mounting plate, the first driving motor is located above the rotating cylinder, the output end of the first driving motor penetrates through the mounting plate and is fixedly connected with the rotating cylinder, and a scraping mechanism is mounted above the scraping table and comprises a scraping frame and a rotating screw. The rotating screw rod penetrates through the middle part of the scraping frame; when the multi-layer scraping device is used, scraping scars can be effectively scraped in a layered mode, the scraping efficiency of each scraping knife can be effectively improved through multi-layer scraping, meanwhile, the service life of the scraping knives can be effectively prolonged, the service life is effectively prolonged, and the scraping efficiency is effectively improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of steel pipe longitudinal weld scar scraping, and particularly relates to a steel pipe longitudinal weld scar scraping device. BACKGROUND

[0002] In the current steel pipe production industry, square and rectangular pipes are mostly formed by welding after strip steel bending (the square and rectangular pipes are generally formed by bending strip steel along the axis extending in the length direction of the strip steel; after the strip steel is bent into a steel pipe, a gap extending in the length direction of the steel pipe is left on the steel pipe, and after welding, a weld scar extending in the length direction of the steel pipe is left on the steel pipe.

[0003] This process can effectively realize large-scale production of steel pipes, but a longitudinal weld scar is inevitably formed on the surface of the steel pipe during the welding process. Such a scar not only affects the overall appearance of the steel pipe, but also may reduce the mechanical properties of the steel pipe to some extent. In addition, with the increasing market demand for the quality of steel pipes, how to improve the surface quality of the steel pipe has become one of the focuses of the industry.

[0004] The existing device often uses a single-layer scraper for scraping during use, and the wear of the tool is further strengthened during the scraping process of the weld scar, and the scraping effect of the single-layer scraper is not good enough during the scraping process. CONTENT OF THE UTILITY MODEL

[0005] In view of the deficiencies of the prior art, the present application provides a steel pipe longitudinal weld scar scraping device, which overcomes the deficiencies of the prior art and aims to solve the problem that the existing device in the prior art often uses a single-layer scraper for scraping, the wear of the tool is further strengthened during the scraping process of the weld scar, and the scraping effect of the single-layer scraper is not good enough during the scraping process.

[0006] To achieve the above object, the present application provides the following technical scheme: a kind of steel pipe longitudinal weld scar device, including scraping table, the middle part of the scraping table is equipped with steel pipe placing groove, the inside of the scraping table is equipped with driving groove on both sides, the inside of two groups of driving grooves is equipped with driving mechanism, the driving mechanism includes mounting plate, rotating cylinder and drive motor one, the rotating cylinder is installed in the lower side of the mounting plate, the drive motor one is located above the rotating cylinder, the output end of the drive motor one is fixedly connected with the rotating cylinder by penetrating the mounting plate, the top of the scraping table is installed with scraping mechanism, the scraping mechanism includes scraping frame and rotating screw, the rotating screw penetrates the middle part of the scraping frame, the bottom of the rotating screw is rotatably connected with mounting plate, the bottom of the mounting plate is installed with three groups of tool holder, the bottom of three groups of tool holder is provided with scraping knife, the two sides of three groups of tool holder are installed with mounting block, the two sides of the mounting plate are installed with three groups of mounting bolts, one end of three groups of mounting bolts is screw-connected with the mounting plate by penetrating the mounting block.

[0007] By adopting the above technical scheme, by setting the scraping table, the steel pipe inside the steel pipe placing groove is moved under the drive of the rotating cylinder during use, and then the multiple scraping knives can effectively realize the effective scraping of the weld scar outside the steel pipe. The three groups of mounting blocks and mounting bolts cooperate with each other to effectively control the height of the three groups of scraping knives. During use, the steel pipe outside can be scraped in layers, and the height of the mounting plate can be further adjusted by the rotating screw. Therefore, the scraping in layers can be effectively realized during use, and the efficiency of scraping of each scraping knife can be effectively improved, and the service life of the scraping knife can also be effectively improved, thereby effectively improving the service life and the efficiency of scraping.

[0008] As a preferred technical scheme of the present application, the inside of the scraping table is equipped with two groups of stable grooves one, and the inside of the two groups of stable grooves one is provided with a stable mechanism. The stable mechanism includes spring one, fixed frame and drive motor two. The other end of the spring one is fixedly connected with one side of the stable groove one. The inside of the fixed frame is installed with stable rotating cylinder. The drive motor two is installed above the fixed frame. The output end of the drive motor two is rotatably connected with the stable rotating cylinder by penetrating the fixed frame.

[0009] By adopting the above technical scheme, by setting the stable mechanism, the stability of the forward and backward movement of the steel pipe inside the steel pipe placing groove can be realized during use, so as to prevent the steel pipe from deviating during use. Furthermore, the stable mechanism can be further cooperated with the driving mechanism during use to further improve the efficiency of the movement of the steel pipe inside the steel pipe placing groove, thereby improving the practicability of the device.

[0010] The upper part of the scraping table is provided with a grinding frame, the bottom of the grinding frame is provided with a mounting frame, the upper part of the grinding frame is provided with a driving motor three, and the output end of the driving motor three is fixedly connected with a grinding brush through the mounting frame.

[0011] By adopting the above technical scheme, the driving motor three can drive the rotation during use, so that the scar can be further removed after the preliminary scraping of the scar, and the cleaning efficiency of the scar can be effectively improved, and the practicability of the device is improved.

[0012] As a preferred technical solution of the present application, the inside of the scraping table is provided with two groups of stable grooves two, and the inside of the two groups of stable grooves two is provided with a clamping mechanism, the clamping mechanism includes a spring two and a connecting plate, one end of the spring two is fixedly connected with the stable groove two, the other end of the spring two is fixedly connected with the connecting plate, and the connecting plate is provided with a clamping ring.

[0013] By adopting the above technical scheme, the stable groove two is provided, and the steel pipe can be further clamped by the clamping mechanism during use, so as to prevent the offset phenomenon of the steel pipe when moving and improve the stability of the device.

[0014] As a preferred technical solution of the present application, the inside of the steel pipe placing groove is provided with a plurality of displacement sensors, one side of the scraping table is provided with a control panel, and the control panel and the plurality of displacement sensors are electrically connected.

[0015] By adopting the above technical scheme, the displacement sensor is provided, so that the device can be more accurately controlled during use, and the staff can control the operation of the device more conveniently, and the practicability of the device is improved.

[0016] As a preferred technical solution of the present application, the inside of the spring one is provided with a telescopic rod, one end of the telescopic rod is fixedly connected with a driving groove, and the other end of the telescopic rod is fixedly connected with a fixing frame.

[0017] By adopting the above technical scheme, the telescopic rod is provided, so that the spring one can be more stable during extension and contraction, and the phenomenon of deviation is prevented.

[0018] As a preferred technical solution of the present application, the bottom of the scraping table is provided with four groups of supporting legs, and the supporting legs are provided with a connecting rod.

[0019] By adopting the technical scheme, the support legs are arranged, so that better support of the device can be realized during use, and the connecting rods are arranged, so that the mutual connection between the multiple sets of stable mechanisms can be further realized.

[0020] As a preferred technical scheme of the present application, the bottom of each of the four sets of support legs is provided with a universal wheel.

[0021] By adopting the technical scheme, the universal wheels are arranged, so that the staff can move the device more conveniently, and the practicability of the device is improved.

[0022] The beneficial effects of the present application are as follows:

[0023] 1. The scraping table is arranged, so that the steel pipes inside the steel pipe placing groove are moved under the driving of the rotating cylinder, and then the multiple sets of scraping knives are arranged to effectively scrape the welding scars outside the steel pipes. The three sets of mounting blocks and mounting bolts are arranged to cooperate with each other to effectively control the height of the three sets of scraping knives. During use, the welding scars outside the steel pipes can be scraped in layers, and the rotating screw rod is arranged to further adjust the height of the mounting plate. In this way, during use, the scraping of the scars in layers can be effectively realized, and the multiple-layer scraping can effectively improve the scraping efficiency of each scraping knife and effectively prolong the service life of the scraping knife, thereby effectively prolonging the service life and improving the scraping efficiency.

[0024] 2. The stable mechanism is arranged, so that the stability of the forward and backward movement of the steel pipes inside the steel pipe placing groove can be realized during use, and the phenomenon of deviation of the steel pipes during use can be prevented. During use, the stable mechanism can further cooperate with the driving mechanism to further improve the efficiency of the movement of the steel pipes inside the steel pipe placing groove, thereby improving the practicability of the device. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 The figure is a schematic diagram of the overall structure of the present application.

[0026] Figure 2 The figure is a schematic diagram of the scraping mechanism structure of the present application.

[0027] Figure 3 The figure is a schematic diagram of the stable mechanism structure of the present application.

[0028] Figure 4 The figure is a schematic diagram of the grinding frame structure of the present application.

[0029] In the figure: 1, scraping table; 101, steel pipe placing groove; 102, driving groove; 103, stabilizing groove one; 104, stabilizing groove two; 2, scraping mechanism; 201, scraping frame; 202, rotating screw; 203, mounting plate; 205, knife holder; 206, scraping knife; 207, mounting block; 208, mounting bolt; 3, driving mechanism; 301, mounting plate; 302, rotating cylinder; 303, driving motor one; 4, stabilizing mechanism; 401, spring one; 402, fixed frame; 403, driving motor two; 404, stabilizing rotating cylinder; 405, telescopic rod; 5, clamping mechanism; 501, spring two; 502, connecting plate; 503, clamping ring; 6, grinding frame; 602, mounting frame; 603, driving motor three; 604, grinding brush; 7, control panel; 701, displacement sensor; 8, supporting leg; 801, connecting rod; 802, universal wheel. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0031] REFERENCE Figures 1-3 A steel pipe longitudinal weld scar scraping device, comprising a scraping table 1, a steel pipe placing groove 101 is formed in the middle of the scraping table 1, driving grooves 102 are formed in the inside of both sides of the scraping table 1, driving mechanisms 3 are installed in the inside of the two groups of driving grooves 102, the driving mechanism 3 comprises a mounting plate 301, a rotating cylinder 302 and a driving motor one 303, the rotating cylinder 302 is installed below one side of the mounting plate 301, the driving motor one 303 is located above the rotating cylinder 302, the output end of the driving motor one 303 is fixedly connected with the rotating cylinder 302 through the mounting plate 301, a scraping mechanism 2 is installed above the scraping table 1, the scraping mechanism 2 comprises a scraping frame 201 and a rotating screw 202, the rotating screw 202 penetrates through the middle of the scraping frame 201, the bottom of the rotating screw 202 is rotatably connected with a mounting plate 203, three groups of knife holders 205 are installed at the bottom of the mounting plate 203, scraping knives 206 are arranged at the bottom of the three groups of knife holders 205, mounting blocks 207 are installed at the two sides of the three groups of knife holders 205, three groups of mounting bolts 208 are installed at the two sides of the mounting plate 203, one end of the three groups of mounting bolts 208 penetrates through the mounting blocks 207 and is threadedly connected with the mounting plate 203. A grinding frame 6 is arranged above the scraping table 1, the bottom of the grinding frame 6 is installed with a mounting frame 602, a driving motor three 603 is installed above the grinding frame 6, the output end of the driving motor three 603 is fixedly connected with a grinding brush 604 through the mounting frame 602.

[0032] By setting the scraping table 1, in use, the steel pipe placed inside the steel pipe placing groove 101 moves under the drive of the rotating cylinder 302, and then the effective scraping of the weld scar on the outer surface of the steel pipe can be effectively achieved by setting multiple groups of scraping knives 206. The effective control of the height of the three groups of scraping knives 206 can be achieved by the cooperation of the three groups of mounting blocks 207 and mounting bolts 208. In use, the weld scar on the outer surface of the steel pipe can be scraped in layers, and the height of the mounting plate 203 can be further adjusted by the rotating screw 202. Thus, in use, the layered scraping of the weld scar can be effectively achieved, and the efficiency of scraping of each scraping knife 206 can be effectively improved, and the service life of the scraping knife 206 can also be effectively improved, effectively improving the service life and the efficiency of scraping. By setting the grinding frame 6, in use, the driving motor three 603 can drive 605 to rotate, so that the weld scar can be further ground after the preliminary scraping of the weld scar, which can effectively improve the efficiency of removing the weld scar and improve the practicality of the device.

[0033] With reference to Figure 1The interior of the scraping table 1 is provided with two groups of stable grooves 103, and the interiors of the two groups of stable grooves 103 are provided with stable mechanisms 4. The stable mechanism 4 comprises a spring 401, a fixed frame 402 and a driving motor 403. The other end of the spring 401 is fixedly connected to one side of the stable groove 103. The interior of the fixed frame 402 is provided with a stable rotating drum 404. The driving motor 403 is installed above the fixed frame 402. The output end of the driving motor 403 is rotatably connected with the stable rotating drum 404 through the fixed frame 402. The interior of the scraping table 1 is provided with two groups of stable grooves 103. The interiors of the two groups of stable grooves 103 are provided with clamping mechanisms 5. Each clamping mechanism 5 comprises a spring 501 and a connecting plate 502. One end of the spring 501 is fixedly connected to the stable groove 103. The other end of the spring 501 is fixedly installed with the connecting plate 502. One side of the connecting plate 502 is installed with a clamping ring 503. The interior of the spring 401 is provided with a telescopic rod 405. One end of the telescopic rod 405 is fixedly installed with a driving groove 102. The other end of the telescopic rod 405 is fixedly installed with the fixed frame 402. Through the stable mechanism 4, the stability of the forward and backward movement of the steel pipe in the steel pipe placing groove 101 can be realized during use. The phenomenon of deviation of the steel pipe during use is prevented. During use, the driving mechanism 3 can be further matched to further improve the efficiency of the movement of the steel pipe in the steel pipe placing groove 101 and improve the practicality of the device. Through the stable groove 103, the clamping mechanism 5 can further clamp the steel pipe during use to prevent the deviation phenomenon when the steel pipe moves and improve the stability of the device operation. Through the telescopic rod 405, the telescopic rod 405 can make the spring 401 more stable during extension to prevent the deviation phenomenon.

[0034] Referring to Figure 1 The interior of the steel pipe placing groove 101 is provided with a plurality of displacement sensors 701. One side of the scraping table 1 is installed with a control panel 7. The control panel 7 is electrically connected with the plurality of displacement sensors 701. Through the displacement sensor 701, the device can be more accurately controlled during use. The staff can control the operation of the device more conveniently, and the practicality of the device is improved. The bottom of the scraping table 1 is provided with four groups of supporting legs 8. The connecting rods 801 are installed between the four groups of supporting legs 8. Through the supporting legs 8, the device can be better supported during use. The connecting rods 801 can further realize the mutual connection between the plurality of stable mechanisms 4. The bottom of each of the four groups of supporting legs 8 is installed with a universal wheel 802. Through the universal wheel 802, the staff can move the device more conveniently, and the practicality of the device is improved.

[0035] Working principle: by setting the scraping table 1, in use, the steel pipe placed in the steel pipe placing groove 101 moves under the driving of the rotating cylinder 302, and then the multiple sets of scraping knives 206 can effectively scrape the weld scars on the outside of the steel pipe. The three sets of mounting blocks 207 and mounting bolts 208 can effectively control the height of the three sets of scraping knives 206. In use, the weld scars on the outside of the steel pipe can be scraped in layers, and the rotating screw 202 can further adjust the height of the mounting plate 203. Thus, in use, the scraping of the scars can be effectively implemented in layers, and the multiple layers of scraping can effectively improve the scraping efficiency of each scraping knife 206, while effectively prolonging the service life of the scraping knife 206, effectively improving the service life and scraping efficiency. By setting the stabilizing mechanism 4, the stability of the forward and backward movement of the steel pipe in the steel pipe placing groove 101 can be achieved in use, preventing the steel pipe from deviating during use. In use, it can further cooperate with the driving mechanism 3 to further improve the efficiency of the movement of the steel pipe in the steel pipe placing groove 101, improving the practicality of the device.

[0036] Among them, by setting the grinding frame 6, in use, the driving motor three 603 can drive 605 to rotate, so that after the preliminary scraping of the scars, the scars can be further ground off, which can effectively improve the removal efficiency of the scars and improve the practicality of the device. By setting the stabilizing groove two 103, in use, the clamping mechanism 5 can further clamp the steel pipe to prevent deviation when the steel pipe moves, improving the stability of the device operation.

[0037] At the same time, by setting the displacement sensor 701, in use, the device can be more accurately controlled, and the operator can control the device more conveniently, improving the practicality of the device;

[0038] In addition, by setting the telescopic rod 405, in use, the telescopic rod 405 can make the spring one 401 more stable during extension and contraction, preventing deviation; by setting the supporting leg 8, in use, the device can be better supported, and the connecting rod 801 can further connect multiple stabilizing mechanisms 4; by setting the universal wheel 802, the operator can move the device more conveniently, improving the practicality of the device.

[0039] The above merely describes the preferred embodiments of the present application, and is not intended to limit the present application. Although the present application is described in detail with reference to the foregoing embodiments, modifications to the foregoing embodiments or equivalent replacements to some technical features thereof can be made by those skilled in the art. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A longitudinal weld scar scraping device for steel pipes, comprising a scraping station (1), characterized in that, The middle part of the scraping table (1) is provided with a steel pipe placing groove (101), both sides of the inside of the scraping table (1) are provided with a driving groove (102), the inside of the two groups of driving grooves (102) is provided with a driving mechanism (3), the driving mechanism (3) comprises an installation plate (301), a rotating cylinder (302) and a driving motor (303), the rotating cylinder (302) is installed below one side of the installation plate (301), the driving motor (303) is located above the rotating cylinder (302), the output end of the driving motor (303) penetrates the installation plate (301) and is fixedly connected with the rotating cylinder (302), the top of the scraping table (1) is provided with a scraping mechanism (2), the scraping mechanism (2) comprises a scraping frame (201) and a rotating screw (202), the rotating screw (202) penetrates the middle part of the scraping frame (201), the bottom of the rotating screw (202) is rotatably connected with an installation plate (203), the bottom of the installation plate (203) is provided with three groups of knife holders (205), the bottom of the three groups of knife holders (205) is provided with a scraping knife (206), the two sides of the three groups of knife holders (205) are provided with an installation block (207), the two sides of the installation plate (203) are provided with three groups of installation bolts (208), one end of the three groups of installation bolts (208) penetrates the installation block (207) and is threadedly connected with the installation plate (203).

2. A device for removing the longitudinal weld flash from a steel pipe according to claim 1, characterized in that The inside of the scraping table (1) is provided with two groups of stable grooves (103), the inside of the two groups of stable grooves (103) is provided with a stable mechanism (4), the stable mechanism (4) comprises a spring (401), a fixed frame (402) and a driving motor (403), the other end of the spring (401) is fixedly connected with one side of the stable groove (103), the inside of the fixed frame (402) is provided with a stable rotating cylinder (404), the top of the fixed frame (402) is provided with a driving motor (403), the output end of the driving motor (403) is rotatably connected with the stable rotating cylinder (404) penetrating the fixed frame (402).

3. A device for removing the longitudinal weld flash from a steel pipe as defined in claim 1, characterized in that The top of the scraping table (1) is provided with a grinding frame (6), the bottom of the grinding frame (6) is provided with an installation frame (602), the top of the grinding frame (6) is provided with a driving motor (603), the output end of the driving motor (603) is fixedly connected with a grinding brush (604) penetrating the installation frame (602).

4. A device for removing the longitudinal weld flash from a steel pipe as defined in claim 1, characterized in that The inside of the scraping table (1) is provided with two groups of stable grooves (103), the inside of the two groups of stable grooves (103) is provided with a clamping mechanism (5), the two groups of clamping mechanisms (5) comprise a spring (501) and a connecting plate (502), one end of the spring (501) is fixedly connected with the stable groove (103), the other end of the spring (501) is fixedly connected with the connecting plate (502), one side of the connecting plate (502) is provided with a clamping ring (503).

5. A device for removing the longitudinal weld flash from a steel pipe as defined in claim 1, wherein The inside of the steel pipe placing groove (101) is provided with a plurality of groups of displacement sensors (701), one side of the scraping table (1) is provided with a control panel (7), and the control panel (7) is electrically connected with the plurality of groups of displacement sensors (701).

6. A device for removing the longitudinal weld flash from a steel pipe as defined in claim 2, characterized in that The inside of the spring one (401) is provided with a telescopic rod (405), one end of the telescopic rod (405) is fixedly provided with a driving groove (102), and the other end of the telescopic rod (405) is fixedly provided with a fixing frame (402).

7. A device for removing the longitudinal weld flash from a steel pipe as defined in claim 1, characterized in that The bottom of the scraping table (1) is provided with four groups of supporting legs (8), and the four groups of supporting legs (8) are all provided with connecting rods (801).

8. A device for removing a longitudinal weld flash from a steel pipe according to claim 7, characterized in that The bottoms of the four groups of supporting legs (8) are all provided with universal wheels (802).

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