Air conditioner copper pipe bending device

Abstract

The utility model relates to the field of copper pipe bending, in particular to an air conditioner copper pipe bending device. Comprising a vertical plate and a bending structure, an air cylinder is installed on one side wall of the vertical plate, the output end of the air cylinder is in transmission connection with a supporting frame, a supporting column is arranged in the supporting frame, the outer wall of the supporting column is rotationally sleeved with a limiting rolling wheel, and a fixing plate is installed on one side wall of the bending structure; according to the embodiment, the second motor is started to drive the clamping plate to limit and fix the copper pipe in the fixing seat, the copper pipes with different diameters can be clamped, and the limitation of the device is reduced. And an air cylinder is started to drive a limiting roller to abut against the clamped copper pipe, so that the copper pipe is fixed, and the copper pipe is prevented from moving in the bending process. And the compatibility of the device to copper pipes with different diameters is improved, and meanwhile, the stability of the device is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of copper tube bending, and particularly relates to a copper tube bending device for an air conditioner. Background Art

[0002] Since copper tubes have the advantages of good thermal conductivity, easy processing and long service life, refrigerators, air conditioners and other electrical equipment often use copper tubes as heat dissipation and medium delivery pipelines for refrigeration systems. Depending on the specific application, copper tubes need to be subjected to various mechanical processing, such as bending, punching, cutting, welding, etc. Among them, the bending process is to bend the copper tube at a certain angle to meet the needs of different products and different uses.

[0003] After searching, in the prior art, Chinese Patent Publication No.: CN209174653U, Authorization Publication Date: 2019-07-30, discloses a copper tube bending forming device, including a mounting plate, a vertical plate is fixedly installed on the top of the mounting plate, a positioning sleeve with one end penetrating and extending to the left side of the vertical plate is fixedly installed on the right side of the vertical plate, a translation slide is provided on the top of the mounting plate and on the left side of the vertical plate, a translation slider with one end penetrating and extending above the mounting plate is movably installed inside the translation slide, a side plate is fixedly installed on the top of the translation slider, a straight plate is fixedly installed on the right side of the side plate, a push-up device is fixedly installed on the top of the straight plate, and an adjustment slide is provided on the top of the mounting plate and on the right side of the vertical plate. The above embodiment uses the positioning sleeve set on the vertical plate, the overall operation of the equipment is simple, and the efficiency of bending copper tubes is also higher than that of traditional manual bending tubes, which eliminates the troubles of users and facilitates the use of users.

[0004] However, the device still has the following defects: it cannot clamp copper tubes of different diameters, and the copper tubes are prone to move during the bending process, which increases the limitations of the device, thereby reducing the compatibility of the device with copper tubes of different diameters and reducing the stability of the device. Utility Model Content

[0005] In view of the above problems, the utility model provides an air conditioner copper tube bending device. It comprises a vertical plate and a bending structure, a cylinder is installed on one side wall of the vertical plate, the output end of the cylinder is connected to a support frame in a transmission manner, a support column is arranged in the support frame, and a limit roller is rotatably sleeved on the outer wall of the support column, a fixing plate is installed on one side wall of the bending structure, a fixing seat is installed on the side wall of the fixing plate close to the bending structure, a cavity is provided on the side wall of the fixing plate close to the bending structure, two groups of screw rods are arranged in the cavity, a partition block is connected between the two groups of screw rods, one end of one group of screw rods away from the partition block passes through the fixing plate and is connected to a second motor in a transmission manner, each group of screw rods is threadedly connected to a group of sliders, the top of each group of sliders passes through the fixing plate and is installed with a group of fixing rods, push rods are installed on the side walls corresponding to the two groups of fixing rods, and one end of each group of push rods away from the fixing rod passes through the fixing seat and is installed with a group of clamping plates.

[0006] Furthermore, the vertical plate is a rectangular structure, a top plate is installed on the top of the vertical plate, and a through hole is opened on the top of the top plate.

[0007] Furthermore, the two ends of the support column are respectively fixedly mounted on the top inner wall and the bottom inner wall of the support frame, and a fixing column is installed on the top of the support frame. The top of the fixing column passes through the through hole and is connected to a limiting block.

[0008] Furthermore, a first motor is installed on the top of the top plate, and an output end of the first motor passes through the top plate and is transmission-connected to a rotating shaft.

[0009] Furthermore, a curved structure is sleeved on the outer wall of the rotating shaft, and a base is installed at the bottom of the rotating shaft.

[0010] Furthermore, a connecting block is installed on the inner wall of one side of the fixing plate, and one end of the other group of screw rods away from the partition block is rotatably connected to the connecting block.

[0011] Furthermore, the thread directions of the two groups of screw rods are opposite, and the central axes of the two groups of screw rods are located on the same horizontal line.

[0012] Furthermore, a heater is installed at the bottom of the top plate, and the heater is located directly above the side wall of the curved structure. A handle is installed on a side wall of the vertical plate away from the cylinder.

[0013] The beneficial effects of the utility model are:

[0014] 1. Start the second motor to drive the clamping plate to limit and fix the copper tube in the fixing seat. This setting can clamp copper tubes of different diameters and reduce the limitations of the device. Start the cylinder to drive the limit roller to contact the clamped copper tube, so as to complete the fixation of the copper tube and prevent the copper tube from moving during the bending process. This improves the compatibility of the device with copper tubes of different diameters and improves the stability of the device.

[0015] 2. A heater is provided at the bottom of the top plate to heat the copper tube before bending to prevent the copper tube from being deformed or broken due to extrusion, thus reducing the difficulty of bending the copper tube.

[0016] Other features and advantages of the utility model will be described in the following description, and partly become apparent from the description, or understood by implementing the utility model. The purpose and other advantages of the utility model can be realized and obtained by the structures indicated in the description, claims and drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 A schematic diagram of the structure of a bending device according to an embodiment of the utility model is shown;

[0019] Figure 2 A schematic cross-sectional view of a bending device according to an embodiment of the utility model is shown;

[0020] Figure 3 A schematic diagram of the structure of a fixing plate according to an embodiment of the utility model is shown;

[0021] Figure 4 A schematic diagram of the clamping plate structure according to an embodiment of the utility model is shown.

[0022] In the figure: 1. vertical plate; 2. top plate; 3. through hole; 4. cylinder; 5. support frame; 6. support column; 7. limit roller; 8. fixed column; 9. limit block; 10. first motor; 11. rotating shaft; 12. bending structure; 13. base; 14. fixed plate; 15. cavity; 16. screw rod; 17. partition block; 18. second motor; 19. connecting block; 20. slider; 21. fixed rod; 22. push rod; 23. clamping plate; 24. fixed seat; 25. heater; 26. handle. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] The utility model embodiment provides an air conditioner copper pipe bending device. It includes a vertical plate 1, exemplarily, as Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the vertical plate 1 is a rectangular structure, a top plate 2 is installed on the top of the vertical plate 1, a through hole 3 is opened on the top of the top plate 2, a cylinder 4 is installed on one side wall of the vertical plate 1, the output end of the cylinder 4 is connected to the support frame 5 by transmission, a support column 6 is arranged inside the support frame 5, and the two ends of the support column 6 are respectively fixedly installed on the top inner wall and the bottom inner wall of the support frame 5. A limiting roller 7 is rotatably sleeved on the outer wall of the support column 6. A fixing column 8 is installed on the top of the support frame 5, and the top of the fixing column 8 passes through the through hole 3 and is connected to a limiting block 9, and the diameter of the limiting block 9 is greater than the width of the through hole 3.

[0025] A first motor 10 is installed on the top of the top plate 2. The output end of the first motor 10 passes through the top plate 2 and is connected to a rotating shaft 11. A curved structure 12 is sleeved on the outer wall of the rotating shaft 11. A base 13 is installed at the bottom of the rotating shaft 11.

[0026] A fixing plate 14 is installed on one side wall of the bending structure 12, and a fixing seat 24 is installed on one side wall of the fixing plate 14 close to the bending structure 12. The fixing seat 24 is a cylindrical structure and an open structure. A cavity 15 is provided on one side wall of the fixing plate 14 close to the bending structure 12, and a connecting block 19 is installed on one inner wall of the fixing plate 14. Two groups of screw rods 16 are arranged in the cavity 15, and a partition block 17 is connected between the two groups of screw rods 16. The thread directions of the two groups of screw rods 16 are opposite, and the central axes of the two groups of screw rods 16 are located on the same horizontal line. One end of one group of screw rods 16 away from the partition block 17 passes through the fixing plate 14 and is connected to the second motor 18 after transmission, and the other group of screw rods 16 is connected to the second motor 18 after transmission. One end of the screw rod 16 away from the partition block 17 is rotatably connected to the connecting block 19, and each group of the screw rods 16 is threadedly connected to a group of sliders 20, and each group of the sliders 20 is slidably connected in the cavity 15. The top of each group of the sliders 20 passes through the fixed plate 14 and is installed with a group of fixed rods 21. Push rods 22 are installed on the side walls corresponding to the two groups of fixed rods 21, and one end of each group of the push rods 22 away from the fixed rods 21 passes through the fixed seat 24 and is installed with a group of clamping plates 23.

[0027] A heater 25 is installed at the bottom of the top plate 2, and the heater 25 is located just above the side wall of the curved structure 12. A handle 26 is installed on one side wall of the vertical plate 1 away from the cylinder 4.

[0028] Working principle:

[0029] One end of the copper tube is placed in the fixing seat 24, and the second motor 18 is started to drive the two sets of sliders 20 and the fixing rod 21 to move, thereby driving the clamping plate 23 to move toward the copper tube in the fixing seat 24 to limit and fix the copper tube.

[0030] The starting cylinder 4 drives the support frame 5 and the limiting roller 7 to move, and then the limiting roller 7 contacts the clamped copper tube, so that the copper tube is fixed, thereby improving the stability of the device and preventing the copper tube from moving during the bending process.

[0031] The first motor 10 is started to drive the rotating shaft 11 and the bending structure 12 to rotate, and then the copper tube is driven to bend. When the bending is completed, the second motor 18 is started to drive the clamping plate 23 to move outward, and the cylinder 4 is retracted, so that the copper tube can be easily removed.

[0032] 1. Start the second motor 18 to drive the clamping plate 23 to limit and fix the copper tube in the fixing seat 24. This setting can clamp copper tubes of different diameters and reduce the limitations of the device. Start the cylinder 4 to drive the limiting roller 7 to contact the clamped copper tube, so that the copper tube is fixed and the copper tube is prevented from moving during the bending process. The compatibility of the device with copper tubes of different diameters is improved while the stability of the device is improved.

[0033] 2. A heater 25 is provided at the bottom of the top plate 2 to heat the copper tube before bending the tube to prevent the copper tube from being deformed or broken due to extrusion, thereby reducing the difficulty of bending the copper tube.

[0034] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. An air-conditioning copper tube bending device, comprising a vertical plate (1) and a bending structure (12), characterized in that: A cylinder (4) is installed on one side wall of the vertical plate (1), and the output end of the cylinder (4) is drivingly connected to a support frame (5), a support column (6) is arranged inside the support frame (5), and a limit roller (7) is rotatably sleeved on the outer wall of the support column (6), a fixing plate (14) is installed on one side wall of the bending structure (12), and a fixing seat (24) is installed on a side wall of the fixing plate (14) close to the bending structure (12), and a cavity (15) is opened on a side wall of the fixing plate (14) close to the bending structure (12), and two groups of screw rods (16) are arranged in the cavity (15), and the two groups of screw rods (16) are arranged in the cavity (15). A partition block (17) is connected between the screw rods (16), one end of a group of the screw rods (16) away from the partition block (17) passes through the fixed plate (14) and is then connected to a second motor (18). A group of sliders (20) is threadedly connected to each group of the screw rods (16), the top of each group of the sliders (20) passes through the fixed plate (14) and is then installed with a group of fixed rods (21), push rods (22) are installed on the side walls corresponding to the two groups of the fixed rods (21), and one end of each group of the push rods (22) away from the fixed rod (21) passes through a fixed seat (24) and is then installed with a group of clamping plates (23).

2. The air conditioner copper tube bending device according to claim 1, characterized in that: The vertical plate (1) is a rectangular structure, a top plate (2) is installed on the top of the vertical plate (1), and a through hole (3) is opened on the top of the top plate (2).

3. The air conditioner copper tube bending device according to claim 1, characterized in that: The two ends of the support column (6) are respectively fixedly mounted on the top inner wall and the bottom inner wall of the support frame (5); a fixing column (8) is mounted on the top of the support frame (5); the top of the fixing column (8) passes through the through hole (3) and is connected to a limiting block (9).

4. The air conditioner copper tube bending device according to claim 2, characterized in that: A first motor (10) is installed on the top of the top plate (2); an output end of the first motor (10) passes through the top plate (2) and is transmission-connected to a rotating shaft (11).

5. The air conditioner copper tube bending device according to claim 4, characterized in that: A curved structure (12) is sleeved on the outer wall of the rotating shaft (11), and a base (13) is installed at the bottom of the rotating shaft (11).

6. The air conditioner copper tube bending device according to claim 1, characterized in that: A connecting block (19) is mounted on an inner wall of one side of the fixing plate (14), and one end of the other set of screw rods (16) away from the partition block (17) is rotatably connected to the connecting block (19).

7. The air conditioner copper tube bending device according to claim 1, characterized in that: The thread directions of the two groups of screw rods (16) are opposite, and the central axes of the two groups of screw rods (16) are located on the same horizontal line.

8. The air conditioner copper tube bending device according to claim 2, characterized in that: A heater (25) is installed at the bottom of the top plate (2), and the heater (25) is located directly above the side wall of the curved structure (12). A handle (26) is installed on a side wall of the vertical plate (1) away from the cylinder (4).

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