Pipe bending machine for building construction

Abstract

The utility model provides a pipe bending machine for building construction, which relates to the technical field of pipe bending and comprises a bending adjusting wheel, movable positioning plates are arranged on two sides of the bending adjusting wheel, a pneumatic telescopic rod is fixedly mounted at one end of each movable positioning plate, a pipe clamping plate is fixedly mounted at one end of each pneumatic telescopic rod, and the pipe clamping plate is fixedly mounted at the other end of each movable positioning plate. And pressure detection assemblies are fixedly mounted in the pipe clamping plate and the movable positioning plate. The pipe bending device has the advantages that the clamping structure for clamping and positioning the pipe is arranged between the bending structure and the pipe guiding structure, and the two end faces of the clamping structure are arranged to be adjustable structures; in the pipe bending process, the two end faces of the clamping structure can be controlled to move according to the size of a pipe, the clamping structure is combined with the bending structure and the pipe guiding structure to comprehensively limit the pipe, the stability in the pipe bending process is guaranteed, and the pipe bending machining efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pipe bending, in particular to a pipe bending machine for building construction. Background Art

[0002] Construction engineering refers to the engineering entity formed by the construction of various types of buildings and their ancillary facilities and the installation of supporting lines, pipelines, and equipment. A bending machine is needed to bend pipes.

[0003] CN202321094373.0 introduces a pipe bending machine for construction engineering. In order to better fix pipes of different sizes to be bent, a fixing mechanism is provided, which cooperates with a fixing plate and a threaded rod so that the slider can move up and down in the slide rail, so that the pipe can be fixed by a pressing block, a V-shaped groove and a rubber V-shaped plate. Furthermore, with a tightening spring, its deformation can be used to prevent excessive downward pressure from damaging the pipe, thereby achieving the effect of fixing pipes of different sizes through different downward pressure heights. However, the bending machine is not convenient for positioning the pipe during the process of bending the pipe, and the pipe is easily offset, affecting the stability of the bending. Utility Model Content

[0004] Therefore, the purpose of the utility model is to provide a pipe bending machine for construction to solve the problems mentioned in the background technology and overcome the shortcomings of the prior art.

[0005] In order to achieve the above-mentioned purpose, an embodiment of the utility model on one hand provides a pipe bending machine for construction, including a bending bracket, a pulley drive group is fixedly installed inside the bending bracket, bending guide wheels are fixedly installed at both ends of the pulley drive group, a bending adjustment wheel is arranged between the two bending guide wheels, an adjustment bracket is fixedly installed in the middle of the bending adjustment wheel, movable positioning plates are arranged on both sides of the bending adjustment wheel, a pneumatic telescopic rod is fixedly installed at one end of the movable positioning plate, a pipe clamping plate is fixedly installed at one end of the pneumatic telescopic rod, and pressure detection components are fixedly installed inside the pipe clamping plate and the movable positioning plate.

[0006] Preferably, any of the above schemes has a support frame fixedly installed in the middle of the top of the bending bracket, the two bending guide wheels are symmetrically distributed on both sides of the support frame, the pulley drive group is located below the support frame, and the bending guide wheels are rotatably connected to the two ends of the top of the bending bracket.

[0007] The above technical solution is adopted: the adjusting support frame is supported by the support frame, so that the bending bracket supports the bending guide wheel, and the control pulley drive group can output power from the motor, and the bending guide wheel is driven to rotate through the transmission of the pulley, so that the bending guide wheel can convey and guide the pipe.

[0008] Preferably, any of the above schemes comprises an adjusting cylinder, an adjusting seat and a guide wheel, wherein the adjusting cylinder is fixedly mounted on the top of the supporting frame, the adjusting seat is fixedly mounted on the output end of the adjusting cylinder, the adjusting seat is internally rotatably connected to a guide wheel, and one end of the guide wheel is fixedly mounted to the bending adjusting wheel.

[0009] The above technical solution is adopted: the support frame supports and positions the adjusting cylinder, controls the extension and retraction of the adjusting cylinder so that it can drive the adjusting seat to move up and down, and the adjusting seat drives the guide wheel to move up and down, and adjusts the distance between the guide wheel and the bending guide wheel. The position of the guide wheel can be adjusted according to the size of the pipe.

[0010] Preferably, any of the above schemes comprises a positioning cylinder and a movable plate, the positioning cylinder is fixedly mounted inside the support frame, and the movable plate is fixedly mounted on the output end of the positioning cylinder.

[0011] The above technical solution is adopted: the positioning cylinder is controlled to extend and retract according to the size of the pipe so that it drives the movable plate to move, so that the movable plate and the surface of the pipe are fitted.

[0012] Preferably, any of the above schemes is that the pneumatic telescopic rod is fixedly installed inside the movable plate, the pipe clamping plate is located on one side of the movable plate, and the inside of the pipe clamping plate and the movable plate are provided with detection grooves compatible with the pressure detection assembly.

[0013] The above technical solution is adopted: the pneumatic telescopic rod is controlled to extend and retract according to the size of the pipe so as to drive the pipe clamping plate to move, so that the pipe clamping plate and the surface of the pipe fit together, and the pipe is clamped by the movable plate and the pipe clamping plate, which is convenient for clamping and positioning pipes of different diameters.

[0014] Preferably, from any of the above schemes, the pressure detection assembly comprises a pressure sensor and a pressure plate, the pressure sensor is fixedly mounted inside the pipe clamping plate and the movable plate, and the detection end of the pressure sensor is fixedly mounted with the pressure plate.

[0015] The above technical solution is adopted: when the movable plate and the pipe clamping plate are in contact with the pipe surface, pressure is generated between the pipe surface and the pressure plate due to extrusion, the pressure sensor detects the pressure, and controls the positioning cylinder and the pneumatic telescopic rod to extend and retract according to the detected pressure value.

[0016] Preferably, any of the above schemes is that a bending tube is provided on one side of the pressure plate, and the bending tube is located between the bending guide wheel and the bending adjustment wheel.

[0017] The above technical solution is adopted: the bending pipe is circumferentially positioned by means of a bending guide wheel, a bending adjustment wheel movable plate and a pipe clamping plate, so as to ensure the stability of the bending pipe during the bending process and avoid deviation of the bending pipe.

[0018] Compared with the prior art, the advantages and beneficial effects of the utility model are:

[0019] 1. A clamping structure for clamping and positioning the pipe is arranged between the bending structure and the pipe guide structure, and both end faces of the clamping structure are arranged as adjustable structures. During the bending process of the pipe, the two end faces of the clamping structure can be controlled to move their positions according to the size of the pipe, so that the clamping structure is combined with the bending structure and the pipe guide structure to limit the pipe more comprehensively, thereby ensuring the stability of the pipe during the bending process and improving the efficiency of the pipe bending process.

[0020] 2. A pressure detection structure is set inside the clamping structure, and the pressure between the pipe and the clamping structure is detected by the pressure detection structure, so as to adjust the clamping degree of the clamping structure according to the pressure and ensure the safety of pipe clamping.

[0021] 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

[0022] 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:

[0023] Figure 1 It is a structural schematic diagram according to an embodiment of the utility model;

[0024] Figure 2 It is a structural schematic diagram of a movable positioning plate according to an embodiment of the utility model;

[0025] Figure 3 It is a schematic cross-sectional structure diagram of a bending bracket according to an embodiment of the utility model;

[0026] Figure 4 It is a schematic diagram of the cross-sectional structure of the pipe clamping plate according to an embodiment of the utility model;

[0027] Among them: 1-bending bracket, 2-pulley drive group, 3-bending guide wheel, 4-bending adjustment wheel, 5-adjusting bracket, 51-adjusting cylinder, 52-adjusting seat, 53-guide wheel, 6-movable positioning plate, 61-positioning cylinder, 62-movable plate, 7-pneumatic telescopic rod, 8-pipe clamping plate, 9-pressure detection component, 91-pressure sensor, 92-pressure plate, 10-support frame, 11-bending pipe. DETAILED DESCRIPTION

[0028] The present invention is further described below in conjunction with the accompanying drawings, but the protection scope of the present invention is not limited to the following description.

[0029] like Figure 1-4 As shown, a pipe bending machine for construction according to an embodiment of the utility model comprises a bending bracket 1, a pulley drive group 2 is fixedly installed inside the bending bracket 1, bending guide wheels 3 are fixedly installed at both ends of the pulley drive group 2, a bending adjustment wheel 4 is arranged in the middle of the two bending guide wheels 3, an adjustment bracket 5 is fixedly installed in the middle of the bending adjustment wheel 4, movable positioning plates 6 are arranged on both sides of the bending adjustment wheel 4, a pneumatic telescopic rod 7 is fixedly installed at one end of the movable positioning plate 6, a pipe clamping plate 8 is fixedly installed at one end of the pneumatic telescopic rod 7, and pressure detection components 9 are fixedly installed inside the pipe clamping plate 8 and the movable positioning plate 6.

[0030] Preferably, any of the above schemes has a support frame 10 fixedly installed in the middle of the top of the bending bracket 1, two bending guide wheels 3 are symmetrically distributed on both sides of the support frame 10, the pulley drive group 2 is located below the support frame 10, and the bending guide wheels 3 are rotatably connected to the two ends of the top of the bending bracket 1.

[0031] The above technical solution is adopted: the adjusting support frame 5 is supported by the support frame 10, so that the bending bracket 1 supports the bending guide wheel 3, and the pulley drive group 2 can be controlled to output power from the motor, and the bending guide wheel 3 is driven to rotate through the transmission of the pulley, so that the bending guide wheel 3 can convey and guide the pipe.

[0032] Preferably, any of the above schemes comprises an adjusting bracket 5 including an adjusting cylinder 51, an adjusting seat 52 and a guide wheel 53; the adjusting cylinder 51 is fixedly mounted on the top of the support frame 10; the adjusting seat 52 is fixedly mounted on the output end of the adjusting cylinder 51; the adjusting seat 52 is internally rotatably connected to the guide wheel 53; and one end of the guide wheel 53 is fixedly mounted to the bending adjusting wheel 4.

[0033] The above technical solution is adopted: the support frame 10 supports and positions the adjusting cylinder 51, controls the extension and retraction of the adjusting cylinder 51 so that it can drive the adjusting seat 52 to move up and down, and the adjusting seat 52 drives the guide wheel 53 to move up and down, and adjusts the distance between the guide wheel 53 and the bending guide wheel 3. The position of the guide wheel 53 can be adjusted according to the size of the pipe.

[0034] Preferably, any of the above schemes comprises a positioning cylinder 61 and a movable plate 62 . The positioning cylinder 61 is fixedly mounted inside the support frame 10 , and the movable plate 62 is fixedly mounted on the output end of the positioning cylinder 61 .

[0035] The above technical solution is adopted: the positioning cylinder 61 is controlled to extend and retract according to the size of the pipe so as to drive the movable plate 62 to move, so that the movable plate 62 and the surface of the pipe are fitted.

[0036] Preferably, any of the above schemes is that the pneumatic telescopic rod 7 is fixedly installed inside the movable plate 62, the pipe clamping plate 8 is located on one side of the movable plate 62, and the inside of the pipe clamping plate 8 and the movable plate 62 are provided with a detection groove compatible with the pressure detection component 9.

[0037] The above technical solution is adopted: the pneumatic telescopic rod 7 is controlled to extend and retract according to the size of the pipe so as to drive the pipe clamping plate 8 to move, so that the pipe clamping plate 8 and the surface of the pipe fit together, and the pipe is clamped by the movable plate 62 and the pipe clamping plate 8, which is convenient for clamping and positioning pipes of different diameters.

[0038] Preferably, from any of the above schemes, the pressure detection assembly 9 includes a pressure sensor 91 and a pressure plate 92 , the pressure sensor 91 is fixedly mounted inside the pipe clamping plate 8 and the movable plate 62 , and the detection end of the pressure sensor 91 is fixedly mounted with the pressure plate 92 .

[0039] The above technical solution is adopted: when the movable plate 62 and the pipe clamping plate 8 are in contact with the pipe surface, pressure is generated between the pipe surface and the pressure plate 92 due to extrusion, and the pressure sensor 91 detects the pressure and controls the positioning cylinder 61 and the pneumatic telescopic rod 7 to extend and retract according to the detected pressure value.

[0040] Preferably, in any of the above schemes, a bending tube 11 is provided on one side of the pressure plate 92 , and the bending tube 11 is located between the bending guide wheel 3 and the bending adjustment wheel 4 .

[0041] The above technical solution is adopted: the bending tube 11 is circumferentially positioned by the bending guide wheel 3, the movable plate 62 of the bending adjustment wheel 4 and the tube clamping plate 8 to ensure the stability of the bending tube 11 during the bending process and avoid the deviation of the bending tube 11.

[0042] The utility model is a pipe bending machine for construction, and its working principle is as follows:

[0043] Place the bent tube 11 between the bending guide wheel 3 and the bending adjustment wheel 4, control the adjusting cylinder 51 to drive the bending adjustment wheel 4 to rise and fall, control the positioning cylinder 61 and the pneumatic telescopic rod 7 to telescope and drive the movable plate 62 and the pipe clamping plate 8 to move, so that the movable plate 62 and the pipe clamping plate 8 clamp the bent tube 11.

[0044] Compared with the prior art, the present invention has the following beneficial effects:

[0045] 1. A clamping structure for clamping and positioning the pipe is arranged between the bending structure and the pipe guide structure, and both end faces of the clamping structure are arranged as adjustable structures. During the bending process of the pipe, the two end faces of the clamping structure can be controlled to move their positions according to the size of the pipe, so that the clamping structure is combined with the bending structure and the pipe guide structure to limit the pipe more comprehensively, thereby ensuring the stability of the pipe during the bending process and improving the efficiency of the pipe bending process.

[0046] 2. A pressure detection structure is set inside the clamping structure, and the pressure between the pipe and the clamping structure is detected by the pressure detection structure, so as to adjust the clamping degree of the clamping structure according to the pressure and ensure the safety of pipe clamping.

Claims

1. A pipe bending machine for construction, comprising a bending bracket (1), a belt pulley drive group (2) fixedly mounted inside the bending bracket (1), bending guide wheels (3) fixedly mounted at both ends of the belt pulley drive group (2), a bending adjustment wheel (4) arranged between the two bending guide wheels (3), and an adjustment bracket (5) fixedly mounted in the middle of the bending adjustment wheel (4), characterized in that: Movable positioning plates (6) are provided on both sides of the bending adjustment wheel (4); a pneumatic telescopic rod (7) is fixedly mounted on one end of the movable positioning plate (6); a pipe clamping plate (8) is fixedly mounted on one end of the pneumatic telescopic rod (7); and pressure detection components (9) are fixedly mounted inside the pipe clamping plate (8) and the movable positioning plate (6).

2. A pipe bending machine for construction as claimed in claim 1, characterized in that: A support frame (10) is fixedly mounted in the middle of the top of the bending support (1), the two bending guide wheels (3) are symmetrically distributed on both sides of the support frame (10), the pulley drive group (2) is located below the support frame (10), and the bending guide wheels (3) are rotatably connected to the two ends of the top of the bending support (1).

3. A pipe bending machine for construction as claimed in claim 2, characterized in that: The adjusting bracket (5) comprises an adjusting cylinder (51), an adjusting seat (52) and a guide wheel (53); the adjusting cylinder (51) is fixedly mounted on the top end of the supporting frame (10); the adjusting seat (52) is fixedly mounted on the output end of the adjusting cylinder (51); the adjusting seat (52) is rotatably connected inside the adjusting seat (52); and one end of the guide wheel (53) is fixedly mounted on the bending adjusting wheel (4).

4. A pipe bending machine for construction as claimed in claim 3, characterized in that: The movable positioning plate (6) comprises a positioning cylinder (61) and a movable plate (62); the positioning cylinder (61) is fixedly mounted inside the support frame (10); and the movable plate (62) is fixedly mounted on the output end of the positioning cylinder (61).

5. A pipe bending machine for construction as claimed in claim 4, characterized in that: The pneumatic telescopic rod (7) is fixedly mounted inside the movable plate (62), the pipe clamping plate (8) is located on one side of the movable plate (62), and a detection groove compatible with the pressure detection component (9) is provided inside the pipe clamping plate (8) and the movable plate (62).

6. A pipe bending machine for construction as claimed in claim 5, characterized in that: The pressure detection assembly (9) comprises a pressure sensor (91) and a pressure plate (92); the pressure sensor (91) is fixedly mounted inside the pipe clamping plate (8) and the movable plate (62); and the pressure plate (92) is fixedly mounted on the detection end of the pressure sensor (91).

7. A pipe bending machine for construction as claimed in claim 6, characterized in that: A bending tube (11) is provided on one side of the pressure plate (92), and the bending tube (11) is located between the bending guide wheel (3) and the bending adjustment wheel (4).

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