Steel pipe sizing and cooling device for steel pipe production

Abstract

The utility model provides a steel pipe sizing and cooling device for steel pipe production. A first mounting plate is fixedly connected to the right side of the cooling tank, a first vertical plate is fixedly connected to the upper end of the first mounting plate, a motor is arranged on the right side of the first vertical plate, a connecting rod is fixedly connected to the output end of the motor, a vertical plate is fixedly connected to the left end of the connecting rod, and a transverse rod is fixedly connected to the left side of the vertical plate. According to the steel pipe sizing and cooling device for steel pipe production, a steel pipe is placed at the upper end of a second limiting rod and between two sets of first limiting rods, then a motor drives a connecting rod to rotate, the connecting rod drives a vertical plate to rotate, the vertical plate drives a transverse rod to rotate, and the transverse rod drives a connecting plate to move through a connecting block; the steel pipe can be driven to move at the moment, the connecting plate is always located below the transverse rod due to gravity, and therefore the steel pipe can be kept stable, and when the transverse rod is located at the bottommost portion, the steel pipe can be immersed in cooling liquid in the cooling groove to be cooled.

Description

Technical Field

[0001] The utility model relates to the technical field of steel pipe production, in particular to a steel pipe sizing and cooling device used for steel pipe production. Background Art

[0002] Steel pipe is a steel material with a hollow section whose length is much greater than its diameter or circumference. According to the cross-sectional shape, it can be divided into round, square, rectangular and special-shaped steel pipes; according to the material, it can be divided into carbon structural steel pipes, low alloy structural steel pipes, alloy steel pipes and composite steel pipes; according to the purpose, it can be divided into steel pipes for pipelines, engineering structures, thermal equipment, petrochemical industry, machinery manufacturing, geological drilling, high-pressure equipment, etc.; according to the production process, it can be divided into seamless steel pipes and welded steel pipes, of which seamless steel pipes can be divided into hot-rolled and cold-rolled types, and welded steel pipes can be divided into straight seam welded steel pipes and spiral seam welded steel pipes.

[0003] After searching, the utility model patent with patent number CN212191810U discloses "a steel pipe sizing and cooling device for steel pipe production". This steel pipe sizing and cooling device for steel pipe production is implemented by contacting one end of the steel pipe to be cooled with a fixed frame, and then the cylinder is operated, and the piston rod pushes the rotating frame close to the other end of the steel pipe, so that the two ends of the steel pipe are fixed, and then the motor is operated, and the rotating shaft drives the fixed frame to rotate, and since the rotating frame is rotatably connected to the piston rod through an annular slide rail, and since the rotating frame is rotatably connected to the second drain pipe, the rotation of the fixed frame will cause the rotating frame and the steel pipe between the fixed frame and the rotating frame to rotate, so that after the first water pump is operated and water is injected into the dispersion pipe through the first drain pipe, the water sprayed from multiple sprinkler heads can be evenly distributed on the outer surface of the steel pipe.

[0004] The device fixes both ends of the steel pipe and then performs sizing and cooling. However, this fixing method will cause uneven force on the steel pipe. Due to the principle of thermal expansion and contraction, the steel pipe is easily deformed when cooled, which affects the quality of the steel pipe.

[0005] Therefore, it is necessary to provide a steel pipe sizing and cooling device for steel pipe production to solve the above technical problems. Utility Model Content

[0006] The utility model provides a steel pipe sizing and cooling device for steel pipe production, which solves the problem that the two ends of the steel pipe are fixed, the force is uneven, the steel pipe is easily deformed when it is cooled, and the quality of the steel pipe is affected.

[0007] In order to solve the above technical problems, the utility model provides a steel pipe sizing and cooling device for steel pipe production, comprising: a cooling tank;

[0008] The right side of the cooling groove is fixedly connected to the first mounting plate, the upper end of the first mounting plate is fixedly connected to the first vertical plate, the right side of the first vertical plate is provided with a motor, the output end of the motor is fixedly connected to a connecting rod, the left end of the connecting rod is fixedly connected to the vertical plate, the left side of the vertical plate is fixedly connected to a cross bar, and the cross bar is provided with two groups, the peripheral side of the cross bar is rotatably connected to a connecting block, the peripheral side of the cross bar is fixedly connected to a limiting ring, and two groups of limiting rings are provided, the two groups of limiting rings are located at the left and right sides of the connecting block, the bottom of the connecting block is fixedly connected to a connecting plate, the right side of the connecting plate is penetrated by a transverse groove, the inside of the transverse groove is slidably connected with a sliding block, and the sliding block is provided with two groups, the left side of the sliding block is fixedly connected to the first limiting rod, the upper and lower ends of the sliding block are fixedly connected to the limiting plate, the right side of the connecting plate is penetrated by a vertical groove, the inside of the vertical groove is slidably connected with a second limiting rod, and the left and right ends of the second limiting rod are fixedly connected to the limiting plates.

[0009] Preferably, the structures arranged at the left ends of the first and second limit rods are the same as those at the right ends, and positive and negative threaded rods are threadedly connected between the two groups of sliders, and swivels are fixedly connected to the peripheral sides of the positive and negative threaded rods.

[0010] Preferably, a first screw rod is threadedly connected to the bottom of the connecting plate, and a rotating block is fixedly connected to the bottom of the first screw rod.

[0011] Preferably, a second mounting plate is fixedly connected to the left side of the cooling groove, and a second vertical plate is fixedly connected to the upper end of the second mounting plate.

[0012] Preferably, the right side of the second vertical plate is rotatably connected to a positioning rod, and the positioning rod is fixedly connected to another set of vertical plates.

[0013] Preferably, a drain pipe is fixedly connected to the right side of the cooling trough, the drain pipe is communicated with the cooling trough, and a drain valve is arranged on the side surface of the drain pipe.

[0014] Compared with the related art, the steel pipe sizing and cooling device for steel pipe production provided by the utility model has the following beneficial effects:

[0015] The utility model provides a steel pipe sizing and cooling device for steel pipe production, wherein the steel pipe is placed between the upper end of a second limiting rod and two groups of first limiting rods, and then a connecting rod is driven to rotate by a motor, the connecting rod drives a vertical plate to rotate, the vertical plate drives a horizontal rod to rotate, and the horizontal rod drives a connecting plate to follow the movement through a connecting block, and the steel pipe can be driven to move at this time. Due to gravity, the connecting plate is always located below the horizontal rod, so the stability of the steel pipe can be maintained. When the horizontal rod is located at the bottom, the steel pipe can be immersed in the coolant inside the cooling tank for cooling. By setting two groups of horizontal rods and the same mechanism The working efficiency of the device can be improved. Through this mechanism, the upward force applied to the steel pipe when it enters the coolant can be uniform, and the steel pipe is not easily deformed during cooling, and it is very easy to use. The positive and negative screws can be driven to rotate by rotating the swivel ring, and the rotation of the positive and negative screws can adjust the distance between the two groups of slide blocks. The first screw can be driven to rotate by rotating the rotating block, and the rotation of the first screw can push the second limit rod upwards. At this time, the distance between the two groups of first limit rods and second limit rods can be adjusted, so that it can be suitable for steel pipes of different specifications. Through this mechanism, it is very convenient to cool steel pipes of different specifications. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A schematic structural diagram of a preferred embodiment of a steel pipe sizing and cooling device for steel pipe production provided by the utility model;

[0017] Figure 2 for Figure 1 A schematic diagram of the structure of the parts above the cooling slot shown;

[0018] Figure 3 for Figure 2 A schematic diagram of the enlarged structure of area A is shown.

[0019] Numbers in the figure: 1. cooling groove; 2. first mounting plate; 3. first vertical plate; 4. motor; 5. connecting rod; 6. vertical plate; 7. cross rod; 8. connecting block; 9. limiting ring; 10. connecting plate; 11. cross groove; 12. slider; 13. first limiting rod; 14. limiting plate; 15. vertical groove; 16. second limiting rod; 17. limiting plate; 18. positive and negative threaded screw; 19. swivel; 20. first screw; 21. swivel block; 22. second mounting plate; 23. second vertical plate; 24. positioning rod; 25. drain pipe; 26. drain valve. DETAILED DESCRIPTION

[0020] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0021] Please refer to Figure 1 , Figure 2 and Figure 3 ,in Figure 1A schematic structural diagram of a preferred embodiment of a steel pipe sizing and cooling device for steel pipe production provided by the utility model; Figure 2 for Figure 1 A schematic diagram of the structure of the parts above the cooling slot shown; Figure 3 for Figure 2 The structural enlarged schematic diagram of area A shown in the figure shows a steel pipe sizing and cooling device for steel pipe production, comprising: a cooling tank 1;

[0022] A first mounting plate 2 is fixedly connected to the right side of the cooling tank 1, a first vertical plate 3 is fixedly connected to the upper end of the first mounting plate 2, a motor 4 is arranged on the right side of the first vertical plate 3, a connecting rod 5 is fixedly connected to the output end of the motor 4, a vertical plate 6 is fixedly connected to the left end of the connecting rod 5, a cross bar 7 is fixedly connected to the left side of the vertical plate 6, and two groups of cross bars 7 are arranged, a connecting block 8 is rotatably connected to the side of the cross bar 7, a limiting ring 9 is fixedly connected to the side of the cross bar 7, and two groups of limiting rings 9 are arranged, and the two groups of limiting rings 9 are located on the left and right sides of the connecting block 8, and a connecting plate 10 is fixedly connected to the bottom of the connecting block 8, A transverse groove 11 is provided through the right side of the connecting plate 10, and a slider 12 is slidably connected inside the transverse groove 11, and two groups of sliders 12 are provided. A first limiting rod 13 is fixedly connected to the left side of the slider 12, and limiting plates 14 are fixedly connected to the upper and lower ends of the slider 12. A vertical groove 15 is provided through the right side of the connecting plate 10, and a second limiting rod 16 is slidably connected inside the vertical groove 15. The left and right ends of the second limiting rod 16 are fixedly connected to limiting plates 17. A groove matching the cross bar 7 is provided through the right side of the connecting block 8, and the slider 12 can be limited by the setting of the limiting plate 14.

[0023] The structure set at the left end of the first limit rod 13 and the second limit rod 16 is the same as that at the right end. A positive and negative screw rod 18 is threadedly connected between the two groups of sliders 12. A swivel 19 is fixedly connected to the side surface of the positive and negative screw rod 18. The setting of the swivel 19 facilitates the rotation of the positive and negative screw rod 18.

[0024] A first screw rod 20 is threadedly connected to the bottom of the connecting plate 10, and a rotating block 21 is fixedly connected to the bottom of the first screw rod 20. A threaded groove matching the first screw rod 20 is opened at the bottom of the connecting plate 10, and the groove is connected to the vertical groove 15. The top of the first screw rod 20 is a plane, and the second limit rod 16 can be pushed upward by rotating the first screw rod 20.

[0025] A second mounting plate 22 is fixedly connected to the left side of the cooling tank 1 , and a second vertical plate 23 is fixedly connected to the upper end of the second mounting plate 22 .

[0026] The second vertical plate 23 is rotatably connected to a positioning rod 24 on the right side, and the positioning rod 24 is fixedly connected to another set of vertical plates 6. The second vertical plate 23, the positioning rod 24 and the structure on the right side can reinforce the first limiting rod 13 and the second limiting rod 16, making the first limiting rod 13 and the second limiting rod 16 more stable.

[0027] A drain pipe 25 is fixedly connected to the right side of the cooling tank 1. The drain pipe 25 is connected to the cooling tank 1. A drain valve 26 is arranged on the side of the drain pipe 25. The drain pipe 25 and the drain valve 26 can facilitate the draining of the cooling tank 1.

[0028] The working principle of the steel pipe sizing and cooling device for steel pipe production provided by the utility model is as follows:

[0029] Step 1: When in use, place the steel pipe between the upper end of the second limit rod 16 and the two groups of first limit rods 13, and then drive the connecting rod 5 to rotate through the motor 4, the connecting rod 5 drives the vertical plate 6 to rotate, the vertical plate 6 drives the cross bar 7 to rotate, and the cross bar 7 drives the connecting plate 10 to follow the movement through the connecting block 8. At this time, the steel pipe can be driven to move. Due to gravity, the connecting plate 10 is always located below the cross bar 7, so the stability of the steel pipe can be maintained. When the cross bar 7 is at the bottom, the steel pipe can be immersed in the coolant inside the cooling tank 1 for cooling. By setting two groups of cross bars 7 and the same mechanism, the working efficiency of the device can be improved.

[0030] Step 2: By rotating the swivel 19, the forward and reverse screw rods 18 can be driven to rotate. The rotation of the forward and reverse screw rods 18 can adjust the distance between the two sets of sliders 12. By rotating the rotating block 21, the first screw rod 20 can be driven to rotate. The rotation of the first screw rod 20 can push the second limit rod 16 upward. At this time, the distance between the two sets of first limit rods 13 and the second limit rod 16 can be adjusted, so that it can be suitable for steel pipes of different specifications.

[0031] Compared with the related art, the steel pipe sizing and cooling device for steel pipe production provided by the utility model has the following beneficial effects:

[0032] The steel pipe is placed between the upper end of the second limit rod 16 and the two groups of first limit rods 13, and then the motor 4 drives the connecting rod 5 to rotate, the connecting rod 5 drives the vertical plate 6 to rotate, the vertical plate 6 drives the cross bar 7 to rotate, and the cross bar 7 drives the connecting plate 10 to follow the movement through the connecting block 8. At this time, the steel pipe can be driven to move. Due to gravity, the connecting plate 10 is always located below the cross bar 7, so the stability of the steel pipe can be maintained. When the cross bar 7 is at the bottom, the steel pipe can be immersed in the coolant inside the cooling tank 1 for cooling. By setting two groups of cross bars 7 and the same mechanism, the working efficiency of the device can be improved. This mechanism can make the upward force on the steel pipe uniform when it enters the coolant, and it is not easy to deform the steel pipe during cooling. It is very easy to use. The positive and negative screw rods 18 can be driven to rotate by rotating the swivel 19. The rotation of the positive and negative screw rods 18 can adjust the distance between the two groups of sliders 12. The first screw rod 20 can be driven to rotate by rotating the rotating block 21. The rotation of the first screw rod 20 can lift the second limit rod 16 upward. At this time, the distance between the two groups of first limit rods 13 and second limit rods 16 can be adjusted, so that it can be suitable for steel pipes of different specifications. This mechanism is very convenient for cooling steel pipes of different specifications.

[0033] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A steel pipe sizing and cooling device for steel pipe production, characterized in that: include: Cooling tank (1); The cooling trough (1) is fixedly connected to a first mounting plate (2) on the right side, the first mounting plate (2) is fixedly connected to a first vertical plate (3) on the upper end, a motor (4) is arranged on the right side of the first vertical plate (3), the output end of the motor (4) is fixedly connected to a connecting rod (5), the left end of the connecting rod (5) is fixedly connected to a vertical plate (6), the left side of the vertical plate (6) is fixedly connected to a cross bar (7), and two groups of cross bars (7) are arranged, the side surface of the cross bar (7) is rotatably connected to a connecting block (8), the side surface of the cross bar (7) is fixedly connected to a limiting ring (9), and two groups of limiting rings (9) are arranged, and the two groups of limiting rings (9) are located on the connecting block (8) On the left and right sides, the bottom of the connecting block (8) is fixedly connected with a connecting plate (10), a transverse groove (11) is provided through the right side of the connecting plate (10), a sliding block (12) is slidably connected inside the transverse groove (11), and two groups of sliding blocks (12) are provided, a first limiting rod (13) is fixedly connected to the left side of the sliding block (12), and the upper and lower ends of the sliding block (12) are fixedly connected to limiting plates (14), a vertical groove (15) is provided through the right side of the connecting plate (10), a second limiting rod (16) is slidably connected inside the vertical groove (15), and the left and right ends of the second limiting rod (16) are fixedly connected to limiting plates (17).

2. The steel pipe sizing and cooling device for steel pipe production according to claim 1, characterized in that: The structures arranged at the left ends of the first limiting rod (13) and the second limiting rod (16) are the same as those at the right ends; a positive and negative threaded rod (18) is threadedly connected between the two groups of sliders (12); and a swivel (19) is fixedly connected to the peripheral side of the positive and negative threaded rod (18).

3. The steel pipe sizing and cooling device for steel pipe production according to claim 2, characterized in that: The bottom of the connecting plate (10) is threadedly connected to a first screw rod (20), and the bottom of the first screw rod (20) is fixedly connected to a rotating block (21).

4. The steel pipe sizing and cooling device for steel pipe production according to claim 3, characterized in that: A second mounting plate (22) is fixedly connected to the left side of the cooling trough (1), and a second vertical plate (23) is fixedly connected to the upper end of the second mounting plate (22).

5. The steel pipe sizing and cooling device for steel pipe production according to claim 4, characterized in that: The right side of the second vertical plate (23) is rotatably connected to a positioning rod (24), and the positioning rod (24) is fixedly connected to another set of vertical plates (6).

6. The steel pipe sizing and cooling device for steel pipe production according to claim 5, characterized in that: A drain pipe (25) is fixedly connected to the right side of the cooling tank (1), and a drain valve (26) is provided on the side surface of the drain pipe (25).

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