Steel pipe bending machine

Abstract

The utility model discloses a steel pipe bending machine which comprises a driving mechanism and a bending mechanism. The driving mechanism comprises an upper driving roller, a lower driving roller, a first cylinder, an upper mounting base and a lower mounting base, the upper driving roller is mounted on one side of the upper mounting base, the lower driving roller is mounted on one side of the lower mounting base, the upper driving roller is located above the lower driving roller, the first cylinder is connected with the upper mounting base, and the first cylinder is used for driving the upper mounting base to be close to or away from the lower mounting base. The bending mechanism comprises a first motor, a base, a first abutting piece and a second abutting piece, the output end of the first motor is connected with one side of the base, the first abutting piece is located on the side, away from the first motor, of the base, and the rotating center of the first abutting piece coincides with the rotating center of an output shaft of the first motor; the second abutting piece is arranged at the end, away from the first abutting piece, of the base, and a steel pipe can pass through the space between the first abutting piece and the second abutting piece. According to the steel pipe bending machine, the friction force of the driving roller to a steel pipe can be increased.

Description

Technical Field

[0001] The utility model relates to the technical field of civil air defense equipment manufacturing, in particular to a steel pipe bending machine. Background Art

[0002] In the manufacturing process of some civil air defense equipment, bent steel pipes with a certain angle are required. The manufacturing of bent steel pipes requires a steel pipe bending machine.

[0003] The basic structure of a steel pipe bending machine includes a frame, which is provided with a bending roller, a driving roller, a limiting roller and a corresponding motor, etc. The existing steel pipe bending machine has the following shortcomings: the friction force of the driving roller on the steel pipe is small when driving, and it is easy to slip, which easily causes quality problems of the steel pipe. Utility Model Content

[0004] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model provides a steel pipe bending machine, which can increase the friction force of the driving roller on the steel pipe.

[0005] According to the first aspect of the present invention, a steel pipe bending machine includes a driving mechanism and a bending mechanism. The driving mechanism includes an upper driving roller, a lower driving roller, a first cylinder, an upper mounting seat, and a lower mounting seat, wherein the upper driving roller is mounted on one side of the upper mounting seat, the lower driving roller is mounted on one side of the lower mounting seat, the upper driving roller is located above the lower driving roller, a steel pipe is accommodated between the upper driving roller and the lower driving roller, the upper driving roller cooperates with the lower driving roller to transport the steel pipe, the first cylinder is connected to the upper mounting seat, and the first cylinder is used to drive the upper mounting seat to approach and move away from the lower mounting seat.

[0006] The bending mechanism is used to receive the steel pipe from the driving mechanism, and includes a first motor, a base, a first abutment and a second abutment. The output end of the first motor is connected to one side of the base, the first abutment is located on the side of the base away from the first motor, the rotation center of the first abutment coincides with the rotation center of the output shaft of the first motor, and the second abutment is arranged at an end of the base away from the first abutment. The steel pipe is accommodated between the first abutment and the second abutment.

[0007] A steel pipe bending machine according to an embodiment of the utility model has at least the following beneficial effects:

[0008] 1. The utility model arranges an upper driving roller, a lower driving roller, a first cylinder, an upper mounting seat and a lower mounting seat. The upper driving roller and the upper mounting seat cooperate with the lower driving roller and the lower mounting seat to compress and convey the steel pipe. The first cylinder can drive the upper mounting seat to approach and move away from the lower mounting seat, so that the upper driving roller can fit the steel pipe more closely, increase the friction between the upper driving roller and the lower driving roller and the steel pipe, avoid slipping, ensure the driving effect, and be easy to install, disassemble and maintain.

[0009] 2. The utility model sets a first motor, a base, a first abutment and a second abutment. The first abutment and the second abutment limit the steel pipe. The first motor can drive the base to rotate, thereby driving the first abutment and the second abutment to rotate to bend the steel pipe.

[0010] According to some embodiments of the utility model, two upper drive rollers are provided, and the two upper drive rollers are arranged in parallel on the upper mounting seat, and the lower drive roller is arranged correspondingly.

[0011] Advantageously, the utility model has two upper driving rollers, which can contact the steel pipe in a more balanced manner, and the steel pipe can be placed more straight, so that the transportation of the steel pipe is smoother and more stable.

[0012] According to some embodiments of the utility model, the upper driving roller has a first groove, and the lower driving roller is provided with a second groove, and the first groove cooperates with the second groove to abut and transport the steel pipe.

[0013] Advantageously, the utility model provides the first groove and the second groove, the shape of which is adapted to the shape of the steel pipe, and is more suitable for conveying the steel pipe.

[0014] According to some embodiments of the present invention, the first groove is provided with a first pad, and the first pad is used to abut against the steel pipe.

[0015] Advantageously, the utility model provides the first pad to enhance the friction force on the steel pipe, thereby avoiding slipping and making the transportation of the steel pipe more stable.

[0016] According to some embodiments of the present invention, the second groove is provided with a second pad, and the second pad is used to abut against the steel pipe.

[0017] Advantageously, the utility model provides the second pad to enhance the friction force on the steel pipe, thereby avoiding slipping and making the transportation of the steel pipe more stable.

[0018] According to some embodiments of the utility model, a limit seat is arranged between the driving mechanism and the bending mechanism, and the limit seat is provided with a first hole for accommodating the steel pipe to pass through.

[0019] Advantageously, the utility model limits the position of the steel pipe by setting a limit seat, which is convenient for smooth transportation and subsequent bending and cutting.

[0020] According to some embodiments of the utility model, a swingable knife seat is provided on one side of the limiting seat close to the bending mechanism, the knife seat is provided with a third groove, the third groove accommodates the steel pipe to pass through, and the knife seat can swing to cut the steel pipe.

[0021] Advantageously, the utility model provides a knife seat, which is used to swing and cut the steel pipe, thereby increasing the function of the bending machine and the practicality of the machine.

[0022] According to some embodiments of the utility model, a cutter is provided in the third groove, and the cutter is used for abutting and cutting the steel pipe.

[0023] Advantageously, the utility model provides a cutter, which is used to abut against the steel pipe for cutting, so the cutting effect is more efficient.

[0024] According to some embodiments of the utility model, a limiting roller is provided on one side of the driving mechanism close to the bending mechanism, and the limiting roller is used to limit the position of the steel pipe.

[0025] Advantageously, the utility model sets limiting rollers to limit the position of the steel pipe, thereby avoiding deviation of the position of the steel pipe during transportation and ensuring that the transportation process of the steel pipe is stable and reliable.

[0026] According to some embodiments of the utility model, the limiting rollers are provided in two rows, upper and lower rows, and the limiting rollers in the upper and lower rows cooperate with limiting steel pipes.

[0027] Advantageously, the utility model further limits the position of the steel pipe by arranging two upper and lower rows of limiting rollers, thereby avoiding deviation of the position of the steel pipe during transportation and ensuring that the transportation process of the steel pipe is stable and reliable.

[0028] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0030] Figure 1 This is a structural schematic diagram of a steel pipe bending machine according to an embodiment of the utility model;

[0031] Figure 2 for Figure 1 A schematic diagram of the structure of the driving mechanism shown;

[0032] Figure 3 for Figure 1 The schematic diagram of the structure of the knife seat shown;

[0033] Figure 4 for Figure 1 The structural schematic diagram of the limit seat is shown.

[0034] Figure markings: 100-upper driving roller, 110-lower driving roller, 120-first cylinder, 130-upper mounting seat, 140-lower mounting seat, 150-first motor, 160-base, 170-first abutment member, 180-second abutment member, 190-first groove, 200-second groove, 210-first pad, 220-second pad, 230-limiting seat, 240-knife seat, 250-third groove, 260-knife, 270-limiting roller. DETAILED DESCRIPTION

[0035] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0036] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0037] In the description of the present utility model, "several" means one or more, "more" means more than two, "greater than", "less than", "exceed" etc. are understood to exclude the number itself, and "above", "below", "within" etc. are understood to include the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0038] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0039] A steel pipe bending machine according to an embodiment of the utility model is described below in conjunction with the accompanying drawings.

[0040] Reference Figure 1-Figure 4 A steel pipe bending machine according to an embodiment of the utility model includes a driving mechanism and a bending mechanism.

[0041] As for the driving mechanism, in some embodiments of the present invention, the driving mechanism includes an upper driving roller 100, a lower driving roller 110, a first cylinder 120, an upper mounting seat 130 and a lower mounting seat 140. The upper driving roller 100 is installed on one side of the upper mounting seat 130, and the lower driving roller 110 is installed on one side of the lower mounting seat 140. The upper driving roller 100 is located above the lower driving roller 110. A steel pipe is accommodated between the upper driving roller 100 and the lower driving roller 110. The upper driving roller 100 and the lower driving roller 110 cooperate to transport the steel pipe. The first cylinder 120 is connected to the upper mounting seat 130. The first cylinder 120 is used to drive the upper mounting seat 130 to approach and move away from the lower mounting seat 140.

[0042] It can be understood that the utility model provides an upper drive roller 100, a lower drive roller 110, a first cylinder 120, an upper mounting seat 130 and a lower mounting seat 140. The upper drive roller 100 and the upper mounting seat 130 cooperate with the lower drive roller 110 and the lower mounting seat 140 to compress and convey the steel pipe. The first cylinder 120 can drive the upper mounting seat 130 to move closer to and away from the lower mounting seat 140, so that the upper drive roller 100 can fit the steel pipe more closely, increase the friction between the upper drive roller 100 and the lower drive roller 110 and the steel pipe, avoid slipping, ensure the driving effect, and facilitate installation, disassembly and maintenance.

[0043] In some embodiments of the present invention, two upper driving rollers 100 are provided, and the two upper driving rollers 100 are arranged in parallel on the upper mounting seat 130, and the lower driving roller 110 is arranged correspondingly.

[0044] It can be understood that the utility model is provided with two upper driving rollers 100, which can contact the steel pipe in a more balanced manner, and the steel pipe can be placed more straight, so that the transportation of the steel pipe is smoother and more stable.

[0045] In some embodiments of the present invention, the upper driving roller 100 has a first groove 190 , and the lower driving roller 110 is provided with a second groove 200 . The first groove 190 and the second groove 200 cooperate to abut and transport the steel pipe.

[0046] It can be understood that, by providing the first groove 190 and the second groove 200, the shapes of the present invention are adapted to the shape of the steel pipe, and are more suitable for conveying the steel pipe.

[0047] In some embodiments of the present invention, the first groove 190 is provided with a first pad 210 , and the first pad 210 is used to abut against the steel pipe.

[0048] It can be understood that the utility model enhances the friction force on the steel pipe by providing the first pad 210, thereby avoiding slipping and transporting the steel pipe more smoothly.

[0049] In some embodiments of the present invention, the second groove 200 is provided with a second pad 220, and the second pad 220 is used to abut against the steel pipe.

[0050] It can be understood that the utility model enhances the friction force on the steel pipe by providing the second pad 220, thereby avoiding slipping and transporting the steel pipe more smoothly.

[0051] As for the bending mechanism, in some embodiments of the utility model, the bending mechanism is used to receive the steel pipe from the driving mechanism, and includes a first motor 150, a base 160, a first abutment 170 and a second abutment 180. The output end of the first motor 150 is connected to one side of the base 160. The first abutment 170 is located on the side of the base 160 away from the first motor 150. The rotation center of the first abutment 170 coincides with the rotation center of the output shaft of the first motor 150. The second abutment 180 is arranged at one end of the base 160 away from the first abutment 170. The steel pipe is accommodated between the first abutment 170 and the second abutment 180.

[0052] It can be understood that the utility model sets a first motor 150, a base 160, a first abutment 170 and a second abutment 180. The first abutment 170 and the second abutment 180 limit the steel pipe. The first motor 150 can drive the base 160 to rotate, thereby driving the first abutment 170 and the second abutment 180 to rotate to bend the steel pipe.

[0053] In some embodiments of the present invention, a limit seat 230 is provided between the driving mechanism and the bending mechanism, and the limit seat 230 is provided with a first hole for accommodating the steel pipe to pass through.

[0054] It is understandable that the utility model limits the position of the steel pipe by setting the limit seat 230, which is convenient for smooth transportation and subsequent bending and cutting.

[0055] In some embodiments of the utility model, a swingable knife seat 240 is provided on one side of the limiting seat 230 close to the bending mechanism. The knife seat 240 is provided with a third groove 250. The third groove 250 accommodates the steel pipe to pass through. The knife seat 240 can swing to cut the steel pipe.

[0056] It can be understood that the utility model provides a knife holder 240, and the knife holder 240 is used to swing to cut the steel pipe, thereby increasing the function of the bending machine and the practicality of the machine.

[0057] In some embodiments of the present invention, a cutter 260 is disposed in the third groove 250 , and the cutter 260 is used to abut and cut the steel pipe.

[0058] It can be understood that the present invention provides a cutter 260, and the cutter 260 is used to abut against the steel pipe for cutting, so the cutting effect is more efficient.

[0059] In some embodiments of the present invention, a limiting roller 270 is provided on one side of the driving mechanism close to the bending mechanism, and the limiting roller 270 is used to limit the position of the steel pipe.

[0060] It can be understood that the utility model limits the position of the steel pipe by setting the limiting roller 270, thereby avoiding the position deviation of the steel pipe during transportation and ensuring that the transportation process of the steel pipe is stable and reliable.

[0061] In some embodiments of the present invention, the limiting rollers 270 are provided in two rows, the upper and lower rows of limiting rollers 270 cooperate with the limiting steel pipes.

[0062] It can be understood that the utility model further limits the position of the steel pipe by providing two upper and lower rows of limiting rollers 270, thereby avoiding deviation of the position of the steel pipe during transportation and ensuring that the transportation process of the steel pipe is stable and reliable.

[0063] In some embodiments of the present invention, a frame is provided, and the frame is used to place and support the driving mechanism and the bending mechanism.

[0064] In some embodiments of the present invention, the process of the present invention includes transporting, bending and cutting.

[0065] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "illustrative embodiments", "examples", "specific examples", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0066] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A steel pipe bending machine, characterized in that: include: A driving mechanism, comprising an upper driving roller (100), a lower driving roller (110), a first cylinder (120), an upper mounting seat (130) and a lower mounting seat (140), wherein the upper driving roller (100) is mounted on one side of the upper mounting seat (130), the lower driving roller (110) is mounted on one side of the lower mounting seat (140), the upper driving roller (100) is located above the lower driving roller (110), a steel pipe is accommodated between the upper driving roller (100) and the lower driving roller (110), the upper driving roller (100) and the lower driving roller (110) cooperate to transport the steel pipe, the first cylinder (120) is connected to the upper mounting seat (130), and the first cylinder (120) is used to drive the upper mounting seat (130) to approach and move away from the lower mounting seat (140); A bending mechanism, for receiving a steel pipe from the driving mechanism, comprises a first motor (150), a base (160), a first abutment member (170) and a second abutment member (180), wherein the output end of the first motor (150) is connected to one side of the base (160), the first abutment member (170) is located on a side of the base (160) away from the first motor (150), the rotation center of the first abutment member (170) coincides with the rotation center of the output shaft of the first motor (150), the second abutment member (180) is arranged at one end of the base (160) away from the first abutment member (170), and the steel pipe is accommodated to pass between the first abutment member (170) and the second abutment member (180).

2. A steel pipe bending machine according to claim 1, characterized in that: Two upper drive rollers (100) are provided, and the two upper drive rollers (100) are arranged in parallel on the upper mounting seat (130), and the lower drive roller (110) is arranged correspondingly.

3. A steel pipe bending machine according to claim 1, characterized in that: The upper driving roller (100) has a first groove (190), and the lower driving roller (110) is provided with a second groove (200), and the first groove (190) and the second groove (200) cooperate to abut and transport the steel pipe.

4. A steel pipe bending machine according to claim 3, characterized in that: The first groove (190) is provided with a first pad (210), and the first pad (210) is used to abut against the steel pipe.

5. The steel pipe bending machine according to claim 3, characterized in that: The second groove (200) is provided with a second pad (220), and the second pad (220) is used to abut against the steel pipe.

6. A steel pipe bending machine according to claim 1, characterized in that: A limit seat (230) is arranged between the driving mechanism and the bending mechanism, and the limit seat (230) is provided with a first hole for accommodating the steel pipe to pass through.

7. A steel pipe bending machine according to claim 6, characterized in that: A swingable knife seat (240) is arranged on one side of the limiting seat (230) close to the bending mechanism. The knife seat (240) is provided with a third groove (250). The third groove (250) accommodates the steel pipe to pass through. The knife seat (240) can swing to cut the steel pipe.

8. A steel pipe bending machine according to claim 7, characterized in that: A cutter (260) is disposed in the third groove (250), and the cutter (260) is used for abutting and cutting the steel pipe.

9. The steel pipe bending machine according to claim 1, characterized in that: A limiting roller (270) is arranged on one side of the driving mechanism close to the bending mechanism, and the limiting roller (270) is used to limit the position of the steel pipe.

10. A steel pipe bending machine according to claim 9, characterized in that: The limiting rollers (270) are provided in two upper and lower rows, and the upper and lower rows of limiting rollers (270) cooperate with the limiting steel pipes.

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