Pipe bending machine for installation of central air conditioner

Abstract

The utility model relates to the technical field of pipe benders, and discloses a pipe bender for mounting a central air conditioner, which comprises a moving table, a rotating roller, a movable table and a winding roller, an open slot is formed in one side of the top of the moving table in a penetrating manner, and a connecting plate is arranged in the open slot; the worm gear speed reduction motor drives the ball screw to rotate, and the external positioning rod of the ball screw can move up and down under the cooperation of the external guide rod and the guide groove in the inner wall of the moving table, so that the connecting plate at the top end of the positioning rod can be stored in the inner cavity of the moving table from the open groove in the top of the moving table; the top end of a threaded column at the top of the movable table can disassemble an independent winding roller, so that four sets of rotating rollers in the pipe bending machine can be adjusted and stored in the movable table, the winding roller at the top of the movable table is disassembled before and after use, the table top in the pipe bending machine is smooth, pipe bending structural parts at the top of the movable table are stored and disassembled, and the occupied area is reduced. And the pipe bending machine is convenient to carry when going out.

Description

Technical Field

[0001] The utility model relates to the technical field of pipe bending machines, in particular to a pipe bending machine for installing a central air conditioner. Background Art

[0002] During the installation of indoor central air conditioners, the connecting metal copper pipes need to be bent, and a pipe bender is needed in the bending process. A pipe bender is a mechanical device used to bend metal pipes into a specific shape. They usually use CNC or hydraulic systems to accurately control the curvature and bending angle of the pipe.

[0003] For example, the Chinese patent authorization announcement number is CN220144425U, which includes a processing table, the top of the processing table is rotatably connected with two pairs of rotating shafts, the interior of the processing table is provided with a driving mechanism for driving the rotating shafts to rotate, the top of the processing table is symmetrically fixed with two vertical plates, and the inner walls of the two vertical plates are simultaneously fixed with two sliding rods, the middle of the two sliding rods are simultaneously slidably connected with a moving plate, the bottom of the moving plate is fixedly equipped with a No. 1 motor, the output end of the No. 1 motor is fixedly connected with a guide shaft, the side of the vertical plate is equipped with a hydraulic cylinder for pushing the moving plate, the top of the guide shaft and the rotating shaft are both fixedly connected with diamond bars, and the top of each diamond bar is interspersed with a rotating roller;

[0004] In the prior art, a threaded hole is opened at the top of the diamond-shaped bar, a pressure pad is connected to the inner thread of the threaded hole, and the bottom of the pressure pad presses and contacts the top surface of the roller, so that the roller can be adjusted flexibly and conveniently to meet the bending needs of air-conditioning pipes with different diameters;

[0005] However, most of the pipe bending machines used for central air-conditioning installation need to be carried out for use, and the four sets of rollers on the top of the pipe bending machine protrude from the top of the mobile platform, and the individual winding rollers cannot be disassembled, which causes the structural parts on the top of the mobile platform of the pipe bending machine to protrude from the table surface. When carrying it out, it occupies a large area and is prone to bumps, which is inconvenient to carry out. Utility Model Content

[0006] The utility model aims to provide a pipe bending machine for central air-conditioning installation, which can realize the rapid storage of four sets of rollers before and after use, and the individual winding rollers can be disassembled, so that the pipe bending machine table is flat, the occupied area is reduced, and it is convenient to carry outside.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pipe bending machine for installing a central air conditioner, comprising a moving platform, a rotating roller, a movable platform, and a winding roller. An open groove is provided on one side of the top of the moving platform, and a connecting plate is provided inside the open groove. A worm gear reduction motor is fixedly installed on one side of the bottom of the inner wall of the moving platform, and a ball screw is fixedly connected to the output end of the worm gear reduction motor. A positioning rod is installed on the outside of the ball screw through a thread, and a guide rod is fixedly installed on the outer circumference of the positioning rod. The guide rod slides in the guide groove provided on the inner wall of the moving platform, and the top of the positioning rod is fixedly connected to the bottom of the connecting plate, and the connecting plate and the top of the movable platform are rotatably connected with threaded columns respectively, and the rotating roller and the winding roller are respectively installed on the top of the corresponding threaded column through threads.

[0008] Preferably, a control switch is installed at the inner corner of the front face of the moving platform, a driving motor is installed at the bottom of the connecting plate, and a connecting frame is fixedly installed between the driving motor and the connecting plate.

[0009] Preferably, a synchronization mechanism is installed at the bottom of the connecting plate near the connecting frame, and the synchronization mechanism includes a tensioning wheel and a synchronous belt. The tensioning wheel is fixedly sleeved on the threaded column at the bottom of the roller.

[0010] Preferably, a guide column is connected through one side of the inner wall of the moving platform close to the movable platform, and the winding roller slides on the guide column.

[0011] Preferably, a hydraulic cylinder is fixedly mounted on the back of the movable platform, and a telescopic end of the hydraulic cylinder is fixedly connected to the back of the movable platform.

[0012] Preferably, a synchronous motor is fixedly installed at the bottom of the movable platform, and the output end of the synchronous motor is fixedly connected to the threaded column at the bottom of the winding roller.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The utility model drives the ball screw to rotate through a worm gear reduction motor, and the external positioning rod of the ball screw can move up and down under the cooperation of the external guide rod and the guide groove on the inner wall of the moving platform, so that the connecting plate at the top of the positioning rod can be stored in the inner cavity of the moving platform from the opening groove at the top of the moving platform, and the top of the threaded column at the top of the moving platform can disassemble the separate winding roller, so that the four groups of rotating rollers in the pipe bending machine can be adjusted and stored in the interior of the moving platform, and the winding rollers on the top of the moving platform can be disassembled before and after use, so that the table surface of the pipe bending machine is flat, and the pipe bending structure parts on the top of the moving platform can be stored and disassembled, which reduces the occupied area and is convenient for carrying the pipe bending machine outside. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the side section structure of the utility model;

[0017] Figure 3 for Figure 2 Side structural diagram;

[0018] Figure 4 for Figure 2 Schematic diagram of the local enlarged structure at point A in the middle.

[0019] In the figure: 1. moving table; 2. rotating roller; 3. movable table; 4. winding roller; 5. worm gear reduction motor; 6. positioning rod; 7. threaded column; 11. control switch; 12. opening groove; 13. connecting plate; 21. driving motor; 22. synchronous mechanism; 23. connecting frame; 31. guide column; 32. hydraulic cylinder; 41. synchronous motor; 51. ball screw; 61. guide rod. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. The described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments.

[0021] See also Figure 1-4 The utility model provides a technical solution: a pipe bending machine for central air conditioning installation, comprising a moving platform 1, a rotating roller 2, a movable platform 3, and a winding roller 4. An opening groove 12 is provided on one side of the top of the moving platform 1, and a connecting plate 13 is provided inside the opening groove 12. A worm gear reduction motor 5 is fixedly installed on one side of the bottom of the inner wall of the moving platform 1, and a ball screw 51 is fixedly connected to the output end of the worm gear reduction motor 5;

[0022] The ball screw 51 is externally threadedly mounted with a positioning rod 6, and a guide rod 61 is fixedly mounted on the external circumference of the positioning rod 6. The guide rod 61 slides in a guide groove provided on the inner wall of the movable platform 1. The top of the positioning rod 6 is fixedly connected to the bottom of the connecting plate 13. The connecting plate 13 and the top of the movable platform 3 are rotatably connected with threaded columns 7 respectively. The rotating roller 2 and the winding roller 4 are respectively threadedly mounted on the top of the corresponding threaded columns 7.

[0023] The central air-conditioning copper pipe to be bent can be placed between the four groups of rollers 2. The output end of the driving motor 21 can cooperate with the tensioning wheel in the synchronous mechanism 22 and the synchronous belt sleeved outside the tensioning wheel to synchronously drive the two groups of rollers 2, and the hydraulic cylinder 32 can move the movable platform 3 along the guide rod 61. The winding roller 4 on the movable platform 3 can be synchronously driven by the synchronous motor 41, so that the central air-conditioning copper pipe can be bent into a certain shape. The bending machine for the central air-conditioning copper pipe bending is an existing technical solution, which will not be described in detail here.

[0024] The ball screw 51 is driven to rotate by the worm gear reduction motor 5, and the external positioning rod 6 of the ball screw 51 can move up and down with the cooperation of the external guide rod 61 and the guide groove on the inner wall of the movable platform 1, so that the connecting plate 13 at the top of the positioning rod 6 can be received into the inner cavity of the movable platform 1 from the opening groove 12 at the top of the movable platform 1, and the top of the threaded column 7 at the top of the movable platform 3 can disassemble the separate winding roller 4, so that the four groups of rotating rollers 2 in the pipe bending machine can be adjusted and stored in the interior of the movable platform 1, and the winding roller 4 on the top of the movable platform 3 can be disassembled before and after use, so that the table surface of the pipe bending machine is flat, and the pipe bending structure parts on the top of the movable platform 1 can be stored and disassembled, which reduces the occupied area and makes it convenient to carry the pipe bending machine outside.

[0025] Among them, a control switch 11 is installed at the inner corner of the front face of the moving platform 1, a driving motor 21 is installed at the bottom of the connecting plate 13, a connecting frame 23 is fixedly installed between the driving motor 21 and the connecting plate 13, and a synchronization mechanism 22 is installed at the bottom of the connecting plate 13 near the connecting frame 23. The synchronization mechanism 22 includes a tensioning wheel and a synchronous belt. The tensioning wheel is fixedly sleeved on the threaded column 7 at the bottom of the roller 2, and the driving motor 21 drives the threaded column 7 on the same straight line to rotate. The two groups of threaded columns 7 are synchronously driven by the tensioning wheel and the synchronous belt sleeved on the outside, so that the four groups of rollers 2 are synchronously driven through the laterally adjacent synchronization mechanisms 22, so that the two groups of rollers 2 can push the copper tube passing between them.

[0026] Among them, a guide column 31 is connected through the inner wall of the movable platform 1 near the movable platform 3, and the winding roller 4 slides on the guide column 31. A hydraulic cylinder 32 is fixedly installed on the back of the movable platform 1, and the telescopic end of the hydraulic cylinder 32 is fixedly connected to the back of the movable platform 3. A synchronous motor 41 is fixedly installed at the bottom of the movable platform 3, and the output end of the synchronous motor 41 is fixedly connected to the threaded column 7 at the bottom of the winding roller 4. The hydraulic cylinder 32 can move the movable platform 3 along the guide rod 61, and the winding roller 4 on the movable platform 3 can be synchronously driven by the synchronous motor 41, so that the central air-conditioning installation copper pipe pushed by the two sets of rollers 2 can be bent into a certain shape.

[0027] Working principle: When in use, the mobile station 1 can be carried to the installation location of the indoor central air conditioner;

[0028] Then, the worm gear reduction motor 5 is controlled by the front control switch 11 to drive the ball screw 51 to rotate, and the external positioning rod 6 of the ball screw 51 can move upward under the cooperation of the external guide rod 61 and the guide groove on the inner wall of the moving platform 1, so that the connecting plate 13 at the top of the positioning rod 6 can drive the four groups of rollers 2 to move to the top opening groove 12 of the moving platform 1;

[0029] Then, the winding roller 4 is installed on the threaded column 7 at the top of the movable platform 3 on site, so that the four groups of rotating rollers 2 in the pipe bending machine can be adjusted and stored inside the movable platform 1. The winding roller 4 on the top of the movable platform 3 is disassembled before and after use, so that the table surface of the pipe bending machine is flat, and the pipe bending structure parts on the top of the movable platform 1 are stored and disassembled, which reduces the occupied area and is convenient for carrying the pipe bending machine outside;

[0030] Finally, the central air-conditioning copper pipe to be bent can be placed between the four groups of rollers 2. The output end of the driving motor 21 can cooperate with the tensioning wheel in the synchronization mechanism 22 and the synchronous belt sleeved outside the tensioning wheel to synchronously drive the two groups of rollers 2, and the hydraulic cylinder 32 can move the movable platform 3 along the guide rod 61. The winding roller 4 on the movable platform 3 can be synchronously driven by the synchronous motor 41, so that the central air-conditioning installation copper pipe can be bent into a certain shape.

[0031] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes and modifications may be made to the embodiments without departing from the principles of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pipe bending machine for central air conditioning installation, comprising a moving platform (1), a rotating roller (2), a movable platform (3), and a winding roller (4), characterized in that: An open groove (12) is provided through one side of the top of the movable platform (1), and a connecting plate (13) is provided inside the open groove (12). A worm gear reduction motor (5) is fixedly installed on one side of the bottom of the inner wall of the movable platform (1), and a ball screw (51) is fixedly connected to the output end of the worm gear reduction motor (5). A positioning rod (6) is installed on the outside of the ball screw (51) through a thread, and a guide rod (61) is fixedly installed on the outer circumference of the positioning rod (6). The guide rod (61) slides in the guide groove provided on the inner wall of the movable platform (1). The top of the positioning rod (6) is fixedly connected to the bottom of the connecting plate (13), and the connecting plate (13) and the top of the movable platform (3) are respectively rotatably connected with threaded columns (7). The rotating roller (2) and the winding roller (4) are respectively installed on the top of the corresponding threaded column (7) through threads.

2. A pipe bending machine for central air conditioning installation according to claim 1, characterized in that: A control switch (11) is installed at the inner corner of the front face of the mobile platform (1), a driving motor (21) is installed at the bottom of the connecting plate (13), and a connecting frame (23) is fixedly installed between the driving motor (21) and the connecting plate (13).

3. A pipe bending machine for central air conditioning installation according to claim 2, characterized in that: A synchronization mechanism (22) is installed at the bottom of the connection plate (13) near the connecting frame (23). The synchronization mechanism (22) includes a tensioning wheel and a synchronization belt. The tensioning wheel is fixedly sleeved on the threaded column (7) at the bottom of the rotating roller (2).

4. A pipe bending machine for central air conditioning installation according to claim 1, characterized in that: A guide column (31) is connected through the inner wall of the movable platform (1) on one side close to the movable platform (3), and the winding roller (4) slides on the guide column (31).

5. A pipe bending machine for central air conditioner installation according to claim 4, characterized in that: A hydraulic cylinder (32) is fixedly mounted on the back of the movable platform (1), and a telescopic end of the hydraulic cylinder (32) is fixedly connected to the back of the movable platform (3).

6. A pipe bending machine for central air conditioner installation according to claim 1, characterized in that: A synchronous motor (41) is fixedly mounted on the bottom of the movable platform (3), and an output end of the synchronous motor (41) is fixedly connected to a threaded column (7) at the bottom of the winding roller (4).

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