High-temperature-resistant clamping device for composite steel pipe production

Abstract

The utility model provides a high-temperature-resistant clamping device for composite steel pipe production. The high-temperature-resistant clamping device comprises a bottom block; two sets of U-shaped frames are arranged at the upper end of the bottom block, positioning blocks are arranged on the inner sides of the U-shaped frames and fixed to the inner sides of the U-shaped frames through first bolts, nuts are in threaded connection with the circumferential side faces of the first bolts, sliding grooves are formed in the front faces of the positioning blocks, and two sets of sliding blocks are slidably connected into the sliding grooves. According to the high-temperature-resistant clamping device for composite steel pipe production, the positioning block is installed on the inner side of the U-shaped frame, then the positioning block is fixed through the first bolt, the first forward and reverse thread lead screw can be driven to rotate by rotating the rotating block, and the first forward and reverse thread lead screw can rotate to drive the sliding block to slide along the sliding groove; at the moment, the distance between the second clamping block and the first clamping block can be adjusted, and the device can be suitable for composite steel pipes of different specifications by adjusting the distance between the first clamping block and the second clamping block.

Description

Technical Field

[0001] The utility model relates to the technical field of composite steel pipe production, in particular to a high temperature resistant clamping device for composite steel pipe production. Background Art

[0002] Composite pipes are based on a composite structure of metal and thermoplastics. They are lined with plastic polypropylene, polyethylene or welded with non-metallic materials such as cross-linked polyethylene. They have the advantages of both metal and non-metallic pipes.

[0003] In the technical field of composite steel pipe production, a clamping device is required to clamp and fix the steel pipe during the production of the composite steel pipe. Some existing composite steel pipe clamping devices are not convenient for clamping steel pipes of different specifications and are very inconvenient to use.

[0004] Therefore, it is necessary to provide a high temperature resistant clamping device for composite steel pipe production to solve the above technical problems. Utility Model Content

[0005] The utility model provides a high temperature resistant clamping device for composite steel pipe production, which solves the problem that some composite steel pipe clamping devices are inconvenient to clamp steel pipes of different specifications and are very inconvenient to use.

[0006] In order to solve the above technical problems, the utility model provides a high temperature resistant clamping device for composite steel pipe production, comprising: a bottom block;

[0007] A U-shaped frame is provided at the upper end of the bottom block, and two groups of U-shaped frames are provided, a positioning block is provided on the inner side of the U-shaped frame, the positioning block is fixed to the inner side of the U-shaped frame by a first bolt, a nut is threadedly connected to the side surface around the first bolt, a sliding groove is provided on the front side of the positioning block, a sliding block is slidably connected inside the sliding groove, and two groups of sliding blocks are provided, a first positive and negative screw rod is rotatably connected inside the sliding groove, the first positive and negative screw rod is threadedly connected to the two groups of sliding blocks, a rotating block is fixedly connected to the bottom end of the first positive and negative screw rod, a first clamping block is fixedly connected to the front side of the sliding block, and a second clamping block is fixedly connected to the front side of the other group of sliding blocks, and two groups of second clamping blocks are provided.

[0008] Preferably, a connecting block is fixedly connected to the bottom of the U-shaped frame, and a threaded groove is formed through the front side of the connecting block.

[0009] Preferably, a top groove is provided at the upper end of the bottom block, and the top groove matches the connecting block.

[0010] Preferably, a second forward and reverse threaded screw is rotatably connected inside the top groove, and the second forward and reverse threaded screw is threadedly connected to the connecting block via a thread groove.

[0011] Preferably, a motor is arranged on the front side of the bottom block, and an output end of the motor is fixedly connected to the second positive and negative threaded rod.

[0012] Preferably, a mounting plate is fixedly connected to the bottom of the bottom block, and a second bolt is arranged on the upper end of the mounting plate, and a plurality of groups of the second bolts are arranged.

[0013] Compared with the related art, the high temperature resistant clamping device for composite steel pipe production provided by the utility model has the following beneficial effects:

[0014] The utility model provides a high-temperature resistant clamping device for composite steel pipe production. A positioning block is installed on the inner side of a U-shaped frame, and then the positioning block is fixed by a first bolt. The first positive and negative screw rods can be driven to rotate by rotating the rotating block. The rotation of the first positive and negative screw rods can drive the slider to slide along the slide groove. At this time, the distance between the second clamping block and the first clamping block can be adjusted. The distance between the first clamping block and the second clamping block can be adjusted to be suitable for composite steel pipes of different specifications. The second positive and negative screw rods are driven to rotate by a motor to make two groups of U-shaped frames approach each other, so that the corresponding first clamping block and the second clamping block can clamp the steel pipe. The bottom block can be easily installed by the mounting plate and the second bolt. The device can also be turned over as a whole to make the mounting plate installed upward, which is very convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A schematic structural diagram of a preferred embodiment of a high temperature resistant clamping device for composite steel pipe production provided by the utility model;

[0016] Figure 2 for Figure 1 Schematic diagram of the structure of the U-shaped frame and its corresponding parts shown.

[0017] Numbers in the figure: 1. bottom block; 2. U-shaped frame; 3. positioning block; 4. first bolt; 5. nut; 6. slide groove; 7. slider; 8. first positive and negative threaded screw; 9. rotating block; 10. first clamping block; 11. second clamping block; 12. connecting block; 13. thread groove; 14. top groove; 15. second positive and negative threaded screw; 16. motor; 17. mounting plate; 18. second bolt. DETAILED DESCRIPTION

[0018] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0019] Please refer to Figure 1 and Figure 2 ,in Figure 1 A schematic structural diagram of a preferred embodiment of a high temperature resistant clamping device for composite steel pipe production provided by the utility model; Figure 2 for Figure 1The structural schematic diagram of the U-shaped frame and its corresponding parts shown, a high temperature resistant clamping device for composite steel pipe production, comprising: a bottom block 1;

[0020] A U-shaped frame 2 is arranged at the upper end of the bottom block 1, and the U-shaped frame 2 is arranged in two groups, a positioning block 3 is arranged on the inner side of the U-shaped frame 2, the positioning block 3 is fixed to the inner side of the U-shaped frame 2 by a first bolt 4, a nut 5 is threadedly connected to the side surface of the first bolt 4, a slide groove 6 is arranged on the front side of the positioning block 3, a slider 7 is slidably connected inside the slide groove 6, and two groups of sliders 7 are arranged, a first positive and negative threaded rod 8 is rotatably connected inside the slide groove 6, the first positive and negative threaded rod 8 is threadedly connected to the two groups of sliders 7, a rotating block 9 is fixedly connected to the bottom end of the first positive and negative threaded rod 8, and the front side of the slider 7 A first clamping block 10 is fixedly connected, and a second clamping block 11 is fixedly connected to the front of another group of sliders 7, and two groups of second clamping blocks 11 are provided, and the distance between the two groups of second clamping blocks 11 matches the first clamping block 10. The setting of the rotating block 9 can facilitate the rotation of the first positive and negative threaded rod 8, and the positioning block 3 can be conveniently fixed by the first bolt 4 and the nut 5. The U-shaped frame 2 and the positioning block 3 are both provided with grooves matching the first bolt 4. The first clamping block 10 and the second clamping block 11 are made of zirconia ceramic and have good high temperature resistance and heat insulation.

[0021] A connecting block 12 is fixedly connected to the bottom of the U-shaped frame 2 , and a threaded groove 13 is formed through the front side of the connecting block 12 .

[0022] A top groove 14 is formed at the upper end of the bottom block 1 , and the top groove 14 matches the connecting block 12 .

[0023] A second positive and negative threaded rod 15 is rotatably connected inside the top groove 14 . The second positive and negative threaded rod 15 is threadably connected to the connecting block 12 through the thread groove 13 . When the second positive and negative threaded rod 15 rotates, it can drive the connecting block 12 to slide along the top groove 14 by cooperating with the thread groove 13 .

[0024] A motor 16 is disposed on the front side of the bottom block 1 , and an output end of the motor 16 is fixedly connected to the second forward and reverse threaded rod 15 , so that the second forward and reverse threaded rod 15 is driven to rotate by the motor 16 .

[0025] A mounting plate 17 is fixedly connected to the bottom of the bottom block 1. A second bolt 18 is arranged on the upper end of the mounting plate 17. The second bolt 18 is arranged in multiple groups. The arrangement of the mounting plate 17 and the second bolt 18 facilitates the installation of the bottom block 1.

[0026] The working principle of a high temperature resistant clamping device for composite steel pipe production provided by the utility model is as follows:

[0027] Step 1: When in use, install the positioning block 3 to the inner side of the U-shaped frame 2, and then fix the positioning block 3 with the first bolt 4. By rotating the rotating block 9, the first positive and negative screw rod 8 can be driven to rotate. The rotation of the first positive and negative screw rod 8 can drive the slider 7 to slide along the slide groove 6. At this time, the distance between the second clamping block 11 and the first clamping block 10 can be adjusted.

[0028] Step 2: The second forward and reverse screw rod 15 is driven by the motor 16 to rotate so that the two sets of U-shaped frames 2 can be brought closer to each other, so that the corresponding first clamping block 10 and the second clamping block 11 can clamp the steel pipe. The bottom block 1 can be easily installed through the mounting plate 17 and the second bolt 18. The device can also be turned over as a whole so that the mounting plate 17 is installed upward.

[0029] Compared with the related art, the high temperature resistant clamping device for composite steel pipe production provided by the utility model has the following beneficial effects:

[0030] The positioning block 3 is installed to the inner side of the U-shaped frame 2, and then the positioning block 3 is fixed by the first bolt 4. The first positive and negative screw rod 8 can be driven to rotate by rotating the rotating block 9. The rotation of the first positive and negative screw rod 8 can drive the slider 7 to slide along the slide groove 6. At this time, the distance between the second clamping block 11 and the first clamping block 10 can be adjusted. By adjusting the distance between the first clamping block 10 and the second clamping block 11, the device can be applied to composite steel pipes of different specifications. The second positive and negative screw rod 15 is driven to rotate by the motor 16 to make the two groups of U-shaped frames 2 approach each other, so that the corresponding first clamping block 10 and the second clamping block 11 can clamp the steel pipe. The bottom block 1 can be easily installed by the mounting plate 17 and the second bolt 18. The device can also be turned over as a whole so that the mounting plate 17 is installed upward, which is very convenient to use.

[0031] 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 high temperature resistant clamping device for composite steel pipe production, characterized in that: include: Bottom block (1); A U-shaped frame (2) is arranged at the upper end of the bottom block (1), and the U-shaped frame (2) is provided with two groups. A positioning block (3) is arranged on the inner side of the U-shaped frame (2), and the positioning block (3) is fixed to the inner side of the U-shaped frame (2) by a first bolt (4). The first bolt (4) is threadedly connected to a nut (5) on the peripheral side surface. A slide groove (6) is provided on the front side of the positioning block (3), and a slider (7) is slidably connected inside the slide groove (6), and the slider (7) is provided with two groups. A first positive and negative threaded rod (8) is rotatably connected inside the slide groove (6), and the first positive and negative threaded rod (8) is threadedly connected to the two groups of sliders (7). A rotating block (9) is fixedly connected to the bottom end of the first positive and negative threaded rod (8), and a first clamping block (10) is fixedly connected to the front side of the slider (7), and a second clamping block (11) is fixedly connected to the front side of the other group of sliders (7), and the second clamping block (11) is provided with two groups.

2. The high temperature resistant clamping device for composite steel pipe production according to claim 1, characterized in that: A connecting block (12) is fixedly connected to the bottom of the U-shaped frame (2), and a threaded groove (13) is formed through the front of the connecting block (12).

3. The high temperature resistant clamping device for composite steel pipe production according to claim 2, characterized in that: A top groove (14) is provided at the upper end of the bottom block (1), and the top groove (14) matches the connecting block (12).

4. The high temperature resistant clamping device for composite steel pipe production according to claim 3, characterized in that: A second positive and negative threaded rod (15) is rotatably connected inside the top groove (14), and the second positive and negative threaded rod (15) is threadedly connected to the connecting block (12) via a thread groove (13).

5. The high temperature resistant clamping device for composite steel pipe production according to claim 4, characterized in that: A motor (16) is arranged on the front side of the bottom block (1), and an output end of the motor (16) is fixedly connected to a second positive and negative threaded rod (15).

6. The high temperature resistant clamping device for composite steel pipe production according to claim 5, characterized in that: The bottom of the bottom block (1) is fixedly connected to a mounting plate (17), and the upper end of the mounting plate (17) is provided with a second bolt (18).

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