Plastic pipe hot bending device

Abstract

The utility model relates to the field of plastic processing, in particular to a plastic pipe hot bending device which comprises a rectangular processing table, a sliding groove is formed in the top of the processing table, a sliding plate is connected to the sliding groove in a sliding mode, a circular groove is formed in the top of the processing table, and a first driving motor is installed in the circular groove. And one side of the machining table is fixedly connected with an extension plate. When the device is used, a second driving motor drives a threaded rod to rotate, the threaded rod drives an L-shaped plate to move, the L-shaped plate drives a moving plate to move back and forth, the moving plate drives a sliding plate to slide back and forth along a sliding groove, the moving plate drives a rectangular plate to move back and forth, and the rectangular plate drives a sleeve rod to be close to and away from a positioning column. And the distance can be adjusted according to the length of the plastic pipe, so that the plastic pipes with different lengths can be conveniently processed.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic processing, in particular to a plastic pipe hot bending device. Background Art

[0002] Plastic pipes are generally made of synthetic resin, that is, polyester, with stabilizers, lubricants, plasticizers, etc. added, and are extruded in a pipe making machine by the "plastic" method. They are mainly used as pipes for tap water supply systems in buildings, drainage, exhaust and sewage sanitary pipes, underground drainage pipe systems, rainwater pipes, and threading pipes for wire installation. Plastic pipes are divided into two categories: thermoplastic plastic pipes and thermosetting plastic pipes. Thermoplastic ones include polyvinyl chloride pipes, polyethylene pipes, polypropylene pipes, polyoxymethylene pipes, etc.; thermosetting ones include phenol plastic pipes, etc.

[0003] Usually, plastic pipes need to be hot-bent during processing, and different plastic pipes have different lengths. When processing these plastic pipes, adjustments need to be made according to the lengths of the plastic pipes. It is inconvenient to hot-bend plastic pipes of different lengths. Therefore, a plastic pipe hot-bending device is proposed. Utility Model Content

[0004] The utility model aims to solve the shortcoming that the existing plastic pipe hot bending device is inconvenient to hot bend plastic pipes of different lengths, and proposes a plastic pipe hot bending device.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A plastic pipe hot bending device comprises a rectangular processing table, a sliding groove is provided on the top of the processing table, a sliding plate is slidably connected to the sliding groove, a circular groove is provided on the top of the processing table, a first drive motor is installed in the circular groove, an extension plate is fixedly connected to one side of the processing table, a second drive motor is installed on the extension plate, a threaded rod is connected to the output end of the second drive motor, the threaded rod is threadedly connected to an L-shaped plate, a moving plate is fixedly connected to the top of the moving plate, a rectangular plate is fixedly connected to the top of the moving plate, and a sleeve rod is fixedly connected to one side of the rectangular plate.

[0007] Preferably, the output end of the first driving motor is connected to a first rotating rod, one end of the first rotating rod is connected to a rotating plate, one side of the rotating plate is fixedly connected to a positioning column, one side of the rotating plate is fixedly connected to a fixing plate, the fixing plate is fixedly connected to an electric push rod, and one end of the electric push rod is fixedly connected to a guide plate.

[0008] Preferably, the processing table is provided with a rectangular groove, an electric heating wire is installed on the rectangular groove, an O-shaped plate is fixedly connected to the bottom of the processing table, a support plate is fixedly connected to the inner wall of the O-shaped plate, a third drive motor is installed on the support plate, a second rotating rod is connected to the output end of the third drive motor, and one end of the second rotating rod is connected to an exhaust fan.

[0009] Preferably, a supporting leg is fixedly connected to the bottom of the processing table, one end of the L-shaped plate is fixedly connected to one side of the movable plate, and the exhaust fan is located directly below the electric heating wire.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] 1. When the equipment is in use, the second drive motor can be used to drive the threaded rod to rotate, the threaded rod drives the L-shaped plate to move, the L-shaped plate drives the moving plate to move back and forth, the moving plate drives the rectangular plate to move back and forth, and the rectangular plate drives the sleeve rod to approach and move away from the positioning column. The distance can be adjusted according to the length of the plastic pipe, which is convenient for hot bending of plastic pipes of different lengths.

[0012] 2. When the equipment is in use, the third driving motor can be used to drive the second rotating rod to rotate, and the second rotating rod can drive the exhaust fan to rotate. The wind blown by the exhaust fan blows the heat generated by the electric heating wire from the rectangular groove to the top of the processing table, heating the plastic pipe to be bent to soften it, and effectively avoiding the plastic pipe from breaking during the bending process. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the overall three-dimensional structure of a plastic pipe hot bending device proposed by the utility model;

[0014] Figure 2 This is a schematic diagram of the cross-sectional three-dimensional structure of a plastic pipe hot bending device proposed by the utility model;

[0015] Figure 3 The utility model is a partial cross-sectional three-dimensional structural schematic diagram of a plastic pipe hot bending device.

[0016] In the figure: 1. processing table; 2. sliding groove; 3. first driving motor; 4. extension plate; 5. rotating plate; 6. positioning column; 7. fixed plate; 8. electric push rod; 9. guide plate; 10. second driving motor; 11. threaded rod; 12. L-shaped plate; 13. moving plate; 14. rectangular plate; 15. sleeve rod; 16. electric heating wire; 17. third driving motor; 18. second rotating rod; 19. exhaust fan; 20. supporting leg. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0018] Reference Figure 1-Figure 3 A plastic pipe hot bending device includes a rectangular processing table 1, a sliding groove 2 is provided on the top of the processing table 1, a sliding plate is slidably connected to the sliding groove 2, a circular groove is provided on the top of the processing table 1, a first driving motor 3 is installed in the circular groove, and an extension plate 4 is fixedly connected to one side of the processing table 1.

[0019] Furthermore, the output end of the first driving motor 3 is connected to the first rotating rod, one end of the first rotating rod is connected to the rotating plate 5, one side of the rotating plate 5 is fixedly connected to the positioning column 6, one side of the rotating plate 5 is fixedly connected to the fixing plate 7, the fixing plate 7 is fixedly connected to the electric push rod 8, and one end of the electric push rod 8 is fixedly connected to the guide plate 9.

[0020] Among them, the first drive motor 3 is powered by an external device and controlled to be turned on and off, the first drive motor 3 drives the first rotating rod to rotate, the first rotating rod drives the rotating plate 5 to rotate, the rotation of the rotating plate 5 drives the positioning column 6 and the fixed plate 7 to rotate, the guide plate 9 rotates to one side of the plastic pipe, the electric push rod 8 extends, the guide plate 9 is against the surface of the plastic pipe, the first drive motor 3 drives the first rotating rod to rotate in the opposite direction, the guide plate 9 allows the plastic pipe to bend around the positioning column 6, thereby realizing the bending of the plastic pipe.

[0021] Furthermore, the second drive motor 10 is powered and controlled to be turned on and off by an external device. The second drive motor 10 is installed on the extension plate 4. The output end of the second drive motor 10 is connected to a threaded rod 11, and the threaded rod 11 is threadedly connected to an L-shaped plate 12.

[0022] The second driving motor 10 drives the threaded rod 11 to rotate, and the threaded rod 11 drives the L-shaped plate 12 to move.

[0023] Furthermore, a moving plate 13 is fixedly connected to the top of the sliding plate, a rectangular plate 14 is fixedly connected to the top of the moving plate 13 , and a sleeve rod 15 is fixedly connected to one side of the rectangular plate 14 .

[0024] Among them, the L-shaped plate 12 drives the movable plate 13 to move back and forth, the movable plate 13 drives the sliding plate to slide back and forth along the sliding groove 2, the movable plate 13 drives the rectangular plate 14 to move back and forth, and the rectangular plate 14 drives the sleeve rod 15 to approach and move away from the positioning column 6. The distance can be adjusted according to the length of the plastic pipe, which is convenient for hot bending processing of plastic pipes of different lengths.

[0025] Furthermore, the processing table 1 is provided with a rectangular groove, on which an electric heating wire 16 is installed, an O-shaped plate is fixedly connected to the bottom of the processing table 1, a support plate is fixedly connected to the inner wall of the O-shaped plate, a third drive motor 17 is installed on the support plate, and a second rotating rod 18 is connected to the output end of the third drive motor 17, and one end of the second rotating rod 18 is connected to an exhaust fan 19.

[0026] Among them, the third drive motor 17 is powered by an external device and controlled to be turned on and off. The third drive motor 17 drives the second rotating rod 18 to rotate, and the second rotating rod 18 drives the exhaust fan 19 to rotate. The wind blown by the exhaust fan 19 blows the heat generated by the electric heating wire 16 from the rectangular groove to the top of the processing table 1, heating the plastic pipe to be bent, softening it, and avoiding breakage during the bending process.

[0027] Meanwhile, the specific models and specifications of the first drive motor 3, the second drive motor 10 and the third drive motor 17 need to be selected and determined according to the actual specifications of the device, and the specific selection calculation method adopts the existing technology in this field, so it is not repeated here.

[0028] Furthermore, a support leg 20 is fixedly connected to the bottom of the processing table 1 , one end of the L-shaped plate 12 is fixedly connected to one side of the movable plate 13 , and the exhaust fan 19 is located directly below the electric heating wire 16 .

[0029] The supporting legs 20 support the entire device, and the back-and-forth movement of the L-shaped plate 12 drives the moving plate 13 to move back and forth.

[0030] The working principle of this utility model:

[0031] The threaded rod 11 is driven to rotate by the second driving motor 10, the threaded rod 11 drives the L-shaped plate 12 to move, the L-shaped plate 12 drives the moving plate 13 to move back and forth, the moving plate 13 drives the sliding plate to slide back and forth along the sliding groove 2, the moving plate 13 drives the rectangular plate 14 to move back and forth, the rectangular plate 14 drives the sleeve rod 15 to approach and move away from the positioning column 6, and the distance can be adjusted according to the length of the plastic pipe, so as to facilitate the hot bending processing of plastic pipes of different lengths.

[0032] The second rotating rod 18 is driven to rotate by the third driving motor 17, and the second rotating rod 18 drives the exhaust fan 19 to rotate. The wind blown by the exhaust fan 19 blows the heat generated by the electric heating wire 16 from the rectangular groove to the top of the processing table 1, heating the plastic pipe to be bent to soften it, and effectively avoiding the plastic pipe from breaking during the bending process.

[0033] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A plastic pipe hot bending device, comprising a rectangular processing table (1), characterized in that: The top of the processing table (1) is provided with a sliding groove (2), and the sliding groove (2) is slidably connected to a sliding plate. The top of the processing table (1) is provided with a circular groove, and a first driving motor (3) is installed in the circular groove. An extension plate (4) is fixedly connected to one side of the processing table (1), and a second driving motor (10) is installed on the extension plate (4). The output end of the second driving motor (10) is connected to a threaded rod (11), and the threaded rod (11) is threadedly connected to an L-shaped plate (12). The top of the sliding plate is fixedly connected to a moving plate (13), and the top of the moving plate (13) is fixedly connected to a rectangular plate (14), and one side of the rectangular plate (14) is fixedly connected to a sleeve rod (15).

2. A plastic pipe hot bending device according to claim 1, characterized in that: The output end of the first driving motor (3) is connected to a first rotating rod, one end of the first rotating rod is connected to a rotating plate (5), one side of the rotating plate (5) is fixedly connected to a positioning column (6), one side of the rotating plate (5) is fixedly connected to a fixing plate (7), the fixing plate (7) is fixedly connected to an electric push rod (8), and one end of the electric push rod (8) is fixedly connected to a guide plate (9).

3. A plastic pipe hot bending device according to claim 1, characterized in that: The processing table (1) is provided with a rectangular groove, an electric heating wire (16) is installed on the rectangular groove, an O-shaped plate is fixedly connected to the bottom of the processing table (1), a support plate is fixedly connected to the inner wall of the O-shaped plate, a third drive motor (17) is installed on the support plate, an output end of the third drive motor (17) is connected to a second rotating rod (18), and one end of the second rotating rod (18) is connected to an exhaust fan (19).

4. A plastic pipe hot bending device according to claim 3, characterized in that: A support leg (20) is fixedly connected to the bottom of the processing table (1), one end of the L-shaped plate (12) is fixedly connected to one side of the movable plate (13), and the exhaust fan (19) is located directly below the electric heating wire (16).

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