Manual steel pipe bending machine

Abstract

The utility model discloses a manual steel pipe bending machine, which relates to the technical field of bending machines, and comprises a workbench, a first turntable and a second turntable, the first rotating disc is installed at the center of the workbench, a mounting frame is rotationally installed on the workbench and rotationally connected with the first rotating disc, a groove is formed in the mounting frame, a first threaded rod is rotationally installed in the groove, a sliding block is connected to the first threaded rod in a screwed mode, and the sliding block is connected with the first rotating disc in a screwed mode. The sliding block is installed in the groove in a sliding mode, the second rotating disc is rotatably installed at the bottom of the sliding block, a driven bevel gear is fixedly installed on the first threaded rod, and a driving bevel gear meshed with the driven bevel gear is rotatably installed in the groove; according to the manual steel pipe bending machine, the technical problems that a fixing piece in an existing manual steel pipe bending machine is inconvenient to fix steel pipes with different diameters, the steel pipes with different diameters are inconvenient to bend, and the applicability is low are effectively solved.

Description

Technical Field

[0001] The utility model relates to the technical field of bending machines, in particular to a manual steel pipe bending machine. Background Art

[0002] The steel pipe bending machine is used for bending thin-walled round pipes, square pipes and rectangular pipes of stainless steel and other non-ferrous metals, and bending them into any arc according to needs. When using this machine to bend pipes, different shaped steel pipes can be cold-bent into shape according to different needs.

[0003] However, the fixing parts in the existing manual steel pipe bending machines are not convenient for fixing steel pipes with different diameters. Therefore, the existing bending machines are not convenient for bending steel pipes with different diameters, and the applicability is low. Summary of the Utility Model

[0004] Aiming at the deficiencies of the prior art, the utility model provides a manual steel pipe bending machine, which solves the technical problems put forward in the above background art.

[0005] To achieve the above purposes, the utility model is realized through the following technical solutions: A manual steel pipe bending machine includes a workbench, and also includes a first turntable and a second turntable; the first turntable is installed at the center of the workbench, an installation frame is rotatably installed on the workbench, the installation frame is rotationally connected with the first turntable, a groove is opened in the installation frame, a first threaded rod is rotatably installed in the groove, a slider is screwed on the first threaded rod, the slider is slidably installed in the groove, the second turntable is rotatably installed at the bottom of the slider, a driven bevel gear is fixedly installed on the first threaded rod, and a driving bevel gear meshing with the driven bevel gear is rotatably installed in the groove; a fixing component for fixing the steel pipe is installed on the workbench.

[0006] Preferably, a motor for driving the driving bevel gear to rotate is fixedly installed on the installation frame.

[0007] Preferably, the fixing component includes a pressing plate. A fixing plate is fixedly installed on the workbench on the circumferential line between the first turntable and the second turntable. A placing groove is opened in the fixing plate. A second threaded rod is screwed on the top of the fixing plate. The bottom end of the second threaded rod extends into the placing groove. The pressing plate is rotatably installed at the bottom of the second threaded rod. A rotating rod is fixedly installed at the top of the second threaded rod.

[0008] Preferably, a handle is fixedly installed on the installation frame.

[0009] Preferably, anti-slip layers are provided on the sides of the first turntable, the second turntable and the pressing plate in contact with the steel pipe.

[0010] Advantageous Effects

[0011] The utility model provides a manual steel pipe bending machine, which has the following beneficial effects:

[0012] 1. By installing a workbench, the steel pipe can be placed on the workbench for bending. By installing a mounting frame and rotating the mounting frame, the second turntable can be driven to rotate around the center of the workbench. At the same time, the second turntable is in contact with the surface of the steel pipe to be bent, and the second turntable can rotate by itself. Through the cooperation between the first turntable and the second turntable, the steel pipe can be bent. By installing a driving bevel gear and rotating the driving bevel gear, the driven bevel gear can be driven to rotate through the meshing between the driving bevel gear and the driven bevel gear, so as to drive the first threaded rod to rotate. By installing the first threaded rod and rotating the first threaded rod, the slider can be driven to move, so as to drive the second turntable to move and adjust the position of the second turntable, so that steel pipes with different diameters can be bent;

[0013] 2. By installing a fixing plate, the second threaded rod can be installed. By installing the second threaded rod and rotating the second threaded rod, the pressing plate can be driven to lift and lower, so as to fix steel pipes with different diameters, which is convenient for bending the steel pipes. By installing a rotating rod and rotating the rotating rod, the second threaded rod can be driven to rotate. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a front internal structure schematic diagram of the utility model;

[0015] Figure 2 is Figure 1 an enlarged schematic diagram of A in

[0016] Figure 3 is a schematic diagram of the utility model;

[0017] Figure 4 is a top view of the utility model.

[0018] In the figure: 1, workbench; 2, first turntable; 3, mounting frame; 4, groove; 5, first threaded rod; 6, slider; 7, driving bevel gear; 8, driven bevel gear; 9, motor; 10, fixing plate; 11, second threaded rod; 12, rotating rod; 13, pressing plate; 14, second turntable; 15, handle. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0019] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model with reference to the accompanying drawings in the embodiments of the present utility model. Among them, the orientation terms such as "upper" and "lower" mentioned in this article are referenced based on Figure 1 the orientation of

[0020] Please refer to Figures 1-4, the present utility model provides a technical solution: a manual steel pipe bending machine, including a workbench 1, characterized in that it further includes a first turntable 2 and a second turntable 14; the first turntable 2 is installed at the center of the workbench 1, and an installation frame 3 is rotatably installed on the workbench 1. The installation frame 3 is rotatably connected to the first turntable 2. A groove 4 is opened in the installation frame 3. A first threaded rod 5 is rotatably installed in the groove 4. A slider 6 is screwed onto the first threaded rod 5. The slider 6 is slidably installed in the groove 4. The second turntable 14 is rotatably installed at the bottom of the slider 6. A driven bevel gear 8 is fixedly installed on the first threaded rod 5. A driving bevel gear 7 meshing with the driven bevel gear 8 is rotatably installed in the groove 4; a fixing component for fixing the steel pipe is installed on the workbench 1. By installing the workbench 1, the steel pipe can be placed on the workbench 1 for bending. By installing the installation frame 3 and rotating the installation frame 3, the second turntable 14 can be driven to rotate around the center of the workbench 1. At the same time, the second turntable 14 is in contact with the surface of the steel pipe to be bent. The second turntable 14 can rotate itself. Through the cooperation between the first turntable 2 and the second turntable 14, the steel pipe can be bent. By installing the driving bevel gear 7 and rotating the driving bevel gear 7, the driven bevel gear 8 can be driven to rotate through the meshing of the driving bevel gear 7 and the driven bevel gear 8, so as to drive the first threaded rod 5 to rotate. By installing the first threaded rod 5 and rotating the first threaded rod 5, the slider 6 can be driven to move, so as to drive the second turntable 14 to move, and the position of the second turntable 14 can be adjusted, so that steel pipes of different diameters can be bent.

[0021] Furthermore, a motor 9 for driving the driving bevel gear 7 to rotate is fixedly installed on the installation frame 3. By installing the motor 9, starting the motor 9 can drive the driving bevel gear 7 to rotate.

[0022] Furthermore, the fixing component includes a pressing plate 13. A fixing plate 10 is fixedly installed on the workbench 1 on the circumferential line between the first turntable 2 and the second turntable 14. A placing groove is opened in the fixing plate 10. A second threaded rod 11 is screwed on the top of the fixing plate 10. The bottom end of the second threaded rod 11 extends into the placing groove. The pressing plate 13 is rotatably installed at the bottom of the second threaded rod 11. A rotating rod 12 is fixedly installed on the top of the second threaded rod 11. By installing the fixing plate 10, the second threaded rod 11 can be installed. By installing the second threaded rod 11 and rotating the second threaded rod 11, the pressing plate 13 can be driven to lift and lower, so as to fix steel pipes of different diameters, facilitating the bending of the steel pipes. By installing the rotating rod 12 and rotating the rotating rod 12, the second threaded rod 11 can be driven to rotate.

[0023] Furthermore, a handle 15 is fixedly installed on the installation frame 3. By installing the handle 15 and rotating the handle 15, the installation frame 3 can be driven to rotate.

[0024] Furthermore, anti-slip layers are provided on the sides of the first turntable 2, the second turntable 14, and the pressing plate 13 that come into contact with the steel pipe. By providing the anti-slip layers, slipping during the process of fixing and bending the steel pipe can be effectively prevented, facilitating use.

[0025] Those skilled in the art should connect all the electrical components in this case to their adapted power sources through wires, and should select a suitable controller according to the actual situation to meet the control requirements. For the specific connection and control sequence, reference should be made to the sequence of operations among the electrical components in the following working principle to complete the electrical connection. The detailed connection means are well-known techniques in the art. The following mainly introduces the working principle and process, and no further description of the electrical control will be given.

[0026] The working principle and usage process of the present utility model: When in use, place the steel pipe between the first turntable 2 and the second turntable 14, and make one end of the steel pipe pass through the placement groove. Rotate the rotating rod 12 to drive the second threaded rod 11 to rotate, driving the pressing plate 13 to descend until the steel pipe is fixed. Start the motor 9 to drive the driving bevel gear 7 to rotate. Through the meshing of the driving bevel gear 7 and the driven bevel gear 8, the driven bevel gear 8 can be driven to rotate, and then the first threaded rod 5 can be driven to rotate to drive the slider 6 to move, thereby driving the second turntable 14 to move until the second turntable 14 moves to contact the surface of the steel pipe to be bent. Pull the handle 15 to rotate, driving the mounting frame 3 to rotate around the center of the workbench 1, thereby driving the second turntable 14 to rotate around the center of the workbench 1. At the same time, the second turntable 14 is in contact with the surface of the steel pipe, and the second turntable 14 rotates accordingly. The steel pipe is bent through the cooperation between the first turntable 2 and the second turntable 14.

[0027] Although the embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A manual steel pipe bending machine, comprising a workbench (1), characterized in that: The machine tool further comprises a first turntable (2) and a second turntable (14); the first turntable (2) is mounted at the center of the workbench (1); a mounting frame (3) is rotatably mounted on the workbench (1); the mounting frame (3) is rotatably connected to the first turntable (2); a groove (4) is provided in the mounting frame (3); a first threaded rod (5) is rotatably mounted in the groove (4); a slider (6) is screwed onto the first threaded rod (5); the slider (6) is slidably mounted in the groove (4); the second turntable (14) is rotatably mounted on the bottom of the slider (6); a driven bevel gear (8) is fixedly mounted on the first threaded rod (5); a driving bevel gear (7) meshing with the driven bevel gear (8) is rotatably mounted in the groove (4); a fixing component for fixing a steel pipe is installed on the workbench (1).

2. A manual steel pipe bending machine according to claim 1, characterized in that: A motor (9) for driving the active bevel gear (7) to rotate is fixedly mounted on the mounting frame (3).

3. A manual steel pipe bending machine according to claim 1, characterized in that: The fixing assembly comprises a pressing plate (13), a fixing plate (10) is fixedly mounted on a workbench (1) on a circumferential line between the first rotating disk (2) and the second rotating disk (14), a placement groove is provided on the fixing plate (10), a second threaded rod (11) is screwed on the top of the fixing plate (10), the bottom end of the second threaded rod (11) extends into the placement groove, the pressing plate (13) is rotatably mounted on the bottom of the second threaded rod (11), and a rotating rod (12) is fixedly mounted on the top of the second threaded rod (11).

4. A manual steel pipe bending machine according to claim 1, characterized in that: A handle (15) is fixedly mounted on the mounting frame (3).

5. A manual steel pipe bending machine according to claim 3, characterized in that: The first rotating disc (2), the second rotating disc (14) and the pressing plate (13) are all provided with anti-slip layers on the sides in contact with the steel pipe.

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