High-temperature-resistant clamping device for steel pipe production

Abstract

The utility model discloses a high-temperature-resistant clamping device for steel pipe production, which belongs to the technical field of steel pipe production and comprises a mounting plate, a bottom block is arranged at the upper end of the mounting plate, a moving structure is arranged in the bottom block, two groups of U-shaped frames are connected to the surface of the moving structure, a top groove is formed in the bottom block, and clamping structures are mounted in the U-shaped frames. The rotating assembly is arranged, the driving motor on the surface of the side plate drives the rotating shaft to rotate, the rotating shaft drives the mounting plate on the surface to rotate, equipment can be turned over conveniently, operation is easy and convenient, the auxiliary plate rotates in the limiting circular groove, and the mounting plate can be limited and supported; the shielding assembly is arranged, the shielding plate penetrates through the through groove in the U-shaped frame, then the shielding plate is magnetically attracted and fixed to the upper end of the supporting plate through the first magnetic clamping plate and the second magnetic clamping plate, the top groove can be shielded, machining chippings are prevented from falling into the bottom block, and the shielding and protecting effect is good.

Description

Technical Field

[0001] This utility model belongs to the field of steel pipe production technology, and specifically relates to a high-temperature resistant clamping device for steel pipe production. Background Technology

[0002] Steel pipes are steel products with a hollow cross-section, whose length is much greater than its diameter or circumference. They are classified by material into carbon structural steel pipes, low-alloy structural steel pipes, alloy steel pipes, and composite steel pipes; and by application into pipes for transportation, engineering structures, thermal equipment, petrochemical industry, machinery manufacturing, geological drilling, and high-pressure equipment, etc.

[0003] Chinese Patent Application No. 202420912884.7 discloses a high-temperature resistant clamping device for composite steel pipe production, comprising: a base block; a U-shaped frame provided at the upper end of the base block, and two sets of U-shaped frames; a positioning block provided on the inner side of the U-shaped frame; the positioning block being fixed to the inner side of the U-shaped frame by a first bolt; a nut being threadedly connected to the circumferential side of the first bolt; a sliding groove provided on the front of the positioning block; and two sets of sliding blocks being slidably connected inside the sliding groove. This utility model provides a high-temperature resistant clamping device for composite steel pipe production. The positioning block is installed inside the U-shaped frame and then fixed by the first bolt. Rotating the rotating block drives the first positive and negative threaded rod to rotate, which in turn drives the sliding block to slide along the sliding groove. The distance between the second clamping block and the first clamping block can be adjusted, allowing the device to be adapted to composite steel pipes of different specifications.

[0004] In the aforementioned patents, 1. when the device is flipped over as a whole, it needs to be manually rotated and then fixed, which is inconvenient to operate; 2. when processing the steel pipe, the debris generated during processing can easily fall into the bottom block through the top groove, which is inconvenient to clean. Utility Model Content

[0005] To address the problems mentioned in the background section, this invention provides a high-temperature resistant clamping device for steel pipe production, which features convenient rotation and good shielding effect.

[0006] To achieve the above objectives, the present invention provides the following technical solution: a high-temperature resistant clamping device for steel pipe production, comprising an installation plate, a bottom block provided at the upper end of the installation plate, a movable structure provided inside the bottom block, two sets of U-shaped frames connected to the surface of the movable structure, a top groove provided inside the bottom block, a clamping structure installed inside the U-shaped frames, a rotating component provided at the lower end of the installation plate, and a shielding component provided above the top groove.

[0007] Preferably, the rotating assembly includes side plates, a rotating shaft, an auxiliary structure, and a drive motor. Side plates are provided on both sides of the mounting plate, and a rotating shaft is provided between the two sets of side plates and through the mounting plate. One end of the rotating shaft is connected to the drive motor, and an auxiliary structure is provided between the mounting plate and the side plates.

[0008] Preferably, the auxiliary structure includes a fixing hole, an auxiliary plate, and a limiting groove, wherein the mounting plate is provided with auxiliary plates at both the upper and lower ends, the auxiliary plates are provided with fixing holes inside, and the side plates are provided with limiting grooves at positions corresponding to the auxiliary plates.

[0009] Preferably, the rotating assembly further includes a sleeve plate, connecting bolts, and positioning pins, wherein the lower end of the side plate is fitted with a sleeve plate, the side plate and the sleeve plate are fixed together by connecting bolts, and a positioning pin is fixed inside the sleeve plate and extending into the side plate.

[0010] Preferably, the shielding assembly includes a shielding plate, a support plate, a fixed baffle, a movable baffle, and a through groove. The support plates are fixed on both sides of the upper end of the mounting plate, the shielding plate is placed on the upper end of the support plate, the through groove is opened inside the U-shaped frame at the position corresponding to the shielding plate, a fixed baffle is fixed on the surface of one of the two sets of support plates, and a movable baffle is fixed on the end of the shielding plate away from the fixed baffle.

[0011] Preferably, the shielding assembly further includes a first magnetic plate and a second magnetic plate, wherein the second magnetic plate is fixed on the surface of the fixed baffle and the movable baffle, and the first magnetic plate is installed inside the shielding plate and the support plate at a position corresponding to the second magnetic plate.

[0012] Compared with the prior art, the beneficial effects of this utility model are:

[0013] 1. This utility model is equipped with a rotating component, which drives the rotating shaft to rotate on the side plate surface via a drive motor. The rotating shaft then drives the mounting plate on the surface to rotate, making it easy to flip the equipment. The operation is simple and convenient. The auxiliary plate rotates within the limiting groove, which can provide limiting support for the mounting plate.

[0014] 2. This utility model is equipped with a shielding component, which allows the shielding plate to pass through the through groove in the U-shaped frame, and then be magnetically fixed to the upper end of the support plate by the first magnetic plate and the second magnetic plate. This can shield the top groove and prevent processing debris from falling into the bottom block, with a good shielding and protection effect. Attached Figure Description

[0015] Figure 1 This is a perspective view of the present utility model;

[0016] Figure 2 This is the front view of the present invention;

[0017] Figure 3 This is a perspective view of the rotating component of this utility model;

[0018] Figure 4 This is a perspective view of the shielding component of this utility model;

[0019] In the diagram: 1. U-shaped frame; 2. Moving structure; 3. Base block; 4. Mounting plate; 5. Rotating assembly; 51. Side plate; 52. Sleeve plate; 53. Rotating shaft; 54. Auxiliary structure; 541. Fixing hole; 542. Auxiliary plate; 543. Limiting groove; 55. Connecting bolt; 56. Positioning post; 57. Drive motor; 6. Blocking assembly; 61. Blocking plate; 62. Support plate; 63. Fixed baffle; 64. First magnetic clamping plate; 65. Moving baffle; 66. Second magnetic clamping plate; 67. Through groove; 7. Clamping structure; 8. Top groove. Detailed Implementation

[0020] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0021] Example 1

[0022] Please see Figure 1-4 The present invention provides the following technical solution: a high-temperature resistant clamping device for steel pipe production, including an installation plate 4, a bottom block 3 at the upper end of the installation plate 4, a movable structure 2 inside the bottom block 3, two sets of U-shaped frames 1 connected to the surface of the movable structure 2, a top groove 8 inside the bottom block 3, a clamping structure 7 installed inside the U-shaped frames 1, a rotating component 5 at the lower end of the installation plate 4, and a shielding component 6 above the top groove 8.

[0023] Specifically, the rotating assembly 5 includes side plates 51, a rotating shaft 53, an auxiliary structure 54, and a drive motor 57. Side plates 51 are provided on both sides of the mounting plate 4, and a rotating shaft 53 is provided between the two sets of side plates 51 and extending through the mounting plate 4. One end of the rotating shaft 53 is connected to the drive motor 57. An auxiliary structure 54 is provided between the mounting plate 4 and the side plates 51.

[0024] By adopting the above technical solution, the drive motor 57 on the surface of the side plate 51 is started, causing the rotating shaft 53 to drive the mounting plate 4 to rotate. The auxiliary structure 54 provides auxiliary limit for it, which can easily complete the flipping of the device.

[0025] Specifically, the auxiliary structure 54 includes a fixing hole 541, an auxiliary plate 542, and a limiting groove 543. The mounting plate 4 has auxiliary plates 542 at its upper and lower ends, each with a fixing hole 541 inside. The side plate 51 has a limiting groove 543 at a position corresponding to the auxiliary plate 542.

[0026] By adopting the above technical solution, the screw passes through the fixing hole 541, which can easily fix the auxiliary plate 542. The auxiliary plate 542 rotates in the limiting circular groove 543, which can provide a limiting support effect for the mounting plate 4, making its structure more stable.

[0027] Specifically, the rotating assembly 5 also includes a sleeve plate 52, connecting bolts 55, and positioning pins 56. The sleeve plate 52 is fitted onto the lower end of the side plate 51, and the side plate 51 and the sleeve plate 52 are fixed together by connecting bolts 55. The positioning pins 56 are fixed inside the sleeve plate 52 and extend into the side plate 51.

[0028] By adopting the above technical solution, the side plate 51 can be moved within the sleeve plate 52 and then fixed by the connecting bolt 55. The position of the clamping structure 7 can be adjusted, and the positioning column 56 can play a limiting and stabilizing role.

[0029] In this embodiment, the mounting plate 4 is installed in a suitable position, and the moving structure 2 inside the base block 3 is activated to move the two sets of U-shaped frames 1 to a suitable distance to accommodate steel pipes of different lengths. The clamping structure 7 is adjusted to clamp and fix steel pipes of different specifications for processing and production. The first and second clamping blocks of the clamping structure 7 are made of zirconia ceramic, which has good high temperature resistance and heat insulation. The drive motor 57 on the surface of the side plate 51 is activated to make the rotating shaft 53 drive the mounting plate 4 to rotate. The auxiliary structure 54 provides auxiliary limit for it, which can easily complete the flipping of the device. The screw passes through the fixing hole 541 to easily fix the auxiliary plate 542. The auxiliary plate 542 rotates in the limiting circular groove 543, which can provide a limiting support effect for the mounting plate 4, making its structure more stable. The side plate 51 moves in the sleeve plate 52 and is then fixed by the connecting bolt 55. The position of the clamping structure 7 can be adjusted, and the positioning column 56 can provide a limiting and stabilizing effect.

[0030] Example 2

[0031] The difference between this embodiment and Embodiment 1 is that the shielding assembly 6 includes a shielding plate 61, a support plate 62, a fixed baffle 63, a movable baffle 65, and a through groove 67. Supporting plates 62 are fixed to both sides of the upper end of the mounting plate 4. The shielding plate 61 is placed on the upper end of the support plate 62. A through groove 67 is formed inside the U-shaped frame 1 at a position corresponding to the shielding plate 61. A fixed baffle 63 is fixed to the surface of one set of support plates 62, and a movable baffle 65 is fixed to the end of the shielding plate 61 away from the fixed baffle 63.

[0032] By adopting the above technical solution, the baffle 61 passes through the through groove 67, the fixed baffle 63 and the movable baffle 65 limit its position, and the support plate 62 supports it. It can be installed above the top groove 8 without affecting the movement of the U-shaped frame 1, thereby preventing processing debris from falling into the bottom block 3 and providing good protection.

[0033] Specifically, the shielding assembly 6 also includes a first magnetic plate 64 and a second magnetic plate 66. The second magnetic plate 66 is fixed to the surface of the fixed baffle 63 and the movable baffle 65, and the first magnetic plate 64 is installed inside the shielding plate 61 and the support plate 62 at a position corresponding to the second magnetic plate 66.

[0034] By adopting the above technical solution, the first magnetic card plate 64 and the second magnetic card plate 66 attract each other, which can achieve a magnetic fixation effect on the shielding plate 61, making its structure more stable.

[0035] In this embodiment, the baffle plate 61 passes through the through slot 67, and the fixed baffle plate 63 and the movable baffle plate 65 limit its position. The support plate 62 supports it, and it can be installed above the top slot 8 without affecting the movement of the U-shaped frame 1. This can prevent processing debris from falling into the bottom block 3, and the protection effect is good. The first magnetic card plate 64 and the second magnetic card plate 66 attract each other and can magnetically fix the baffle plate 61, making its structure more stable.

[0036] The structure and working principle of the moving structure 2, which consists of a connecting block, a threaded groove, a second positive and negative threaded rod, and a motor, and the clamping structure 7, which consists of a positioning block, a first bolt, a nut, a sliding groove, a slider, a first positive and negative threaded rod, a rotating block, a first clamping block, and a second clamping block, have been disclosed in Chinese Patent Application No. 202420912884.7, which discloses a high-temperature resistant clamping device for composite steel pipe production. The working principle of the moving structure 2 is that the motor drives the second positive and negative threaded rod to rotate, which causes the connecting block to drive the two sets of U-shaped frames 1 to move closer to each other. The working principle of the clamping structure 7 is that the positioning block is installed inside the U-shaped frame 1 and then fixed by the first bolt. Rotating the rotating block drives the first positive and negative threaded rod to rotate, and the first positive and negative threaded rod drives the slider to slide along the sliding groove. The distance between the second clamping block and the first clamping block is adjusted to clamp steel pipes of different specifications.

[0037] The working principle and usage process of this utility model are as follows: When using this utility model, the mounting plate 4 is installed in a suitable position, and the moving structure 2 inside the base block 3 is activated, causing the two sets of U-shaped frames 1 to move to a suitable distance to accommodate steel pipes of different lengths. The clamping structure 7 is adjusted to clamp and fix steel pipes of different specifications for processing and production. The first and second clamping blocks of the clamping structure 7 are made of zirconia ceramic, which has good high temperature resistance and heat insulation. The drive motor 57 on the surface of the side plate 51 is activated, causing the rotating shaft 53 to drive the mounting plate 4 to rotate. The auxiliary structure 54 provides auxiliary limiting, which can easily complete the flipping of the device. Screws pass through the fixing holes 541 to easily fix the auxiliary plate 542. The auxiliary plate 542 rotates within the limiting groove 543, which can provide limiting support for the mounting plate 4, making its structure more stable. The side plate 51 moves within the sleeve plate 52 and is then fixed by the connecting bolts 55. The position of the clamping structure 7 can be adjusted, and the positioning column 56 can provide limiting and stabilizing effects. The shielding plate 61 passes through the through groove 67, and the fixed baffle 63 and the movable baffle 65 limit it. The support plate 62 supports it, and it can be installed above the top groove 8 without affecting the movement of the U-shaped frame 1. This can prevent processing debris from falling into the bottom block 3, providing good protection. The first magnetic clamping plate 64 and the second magnetic clamping plate 66 attract each other, which can provide a magnetic fixation effect for the shielding plate 61, making its structure more stable.

[0038] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A high-temperature resistant clamping device for steel pipe production, comprising a mounting plate (4), wherein a bottom block (3) is provided at the upper end of the mounting plate (4), a movable structure (2) is provided inside the bottom block (3), two sets of U-shaped frames (1) are connected to the surface of the movable structure (2), a top groove (8) is provided inside the bottom block (3), and a clamping structure (7) is installed inside the U-shaped frame (1), characterized in that: The mounting plate (4) is provided with a rotating component (5) at the lower end, and a shielding component (6) is provided above the top groove (8).

2. The high-temperature resistant clamping device for steel pipe production according to claim 1, characterized in that: The rotating assembly (5) includes a side plate (51), a rotating shaft (53), an auxiliary structure (54), and a drive motor (57). The mounting plate (4) has side plates (51) on both sides, and a rotating shaft (53) is provided between the two sets of side plates (51) and through the mounting plate (4). One end of the rotating shaft (53) is connected to the drive motor (57), and an auxiliary structure (54) is provided between the mounting plate (4) and the side plates (51).

3. The high-temperature resistant clamping device for steel pipe production according to claim 2, characterized in that: The auxiliary structure (54) includes a fixing hole (541), an auxiliary plate (542), and a limiting groove (543). The mounting plate (4) is provided with auxiliary plates (542) at both the upper and lower ends. The auxiliary plate (542) has a fixing hole (541) inside. The side plate (51) has a limiting groove (543) at the corresponding position of the auxiliary plate (542).

4. The high-temperature resistant clamping device for steel pipe production according to claim 2, characterized in that: The rotating assembly (5) further includes a sleeve plate (52), connecting bolts (55) and positioning pins (56), wherein the lower end of the side plate (51) is fitted with the sleeve plate (52), and the side plate (51) and the sleeve plate (52) are fixed together by connecting bolts (55), and the positioning pins (56) are fixed inside the sleeve plate (52) and extending into the side plate (51).

5. The high-temperature resistant clamping device for steel pipe production according to claim 1, characterized in that: The shielding assembly (6) includes a shielding plate (61), a support plate (62), a fixed baffle (63), a movable baffle (65), and a through groove (67). The upper sides of the mounting plate (4) are fixed with support plates (62), and the shielding plate (61) is placed on the upper end of the support plate (62). The U-shaped frame (1) has a through groove (67) at the position corresponding to the shielding plate (61). One of the two sets of support plates (62) has a fixed baffle (63) fixed on its surface, and the end of the shielding plate (61) away from the fixed baffle (63) is fixed with a movable baffle (65).

6. The high-temperature resistant clamping device for steel pipe production according to claim 5, characterized in that: The shielding assembly (6) further includes a first magnetic card plate (64) and a second magnetic card plate (66), wherein the second magnetic card plate (66) is fixed on the surface of the fixed baffle (63) and the movable baffle (65), and the first magnetic card plate (64) is installed inside the shielding plate (61) and the support plate (62) at a position corresponding to the second magnetic card plate (66).

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