Automatic flattening and bending prevention device for copper pipe of air conditioning unit

Abstract

The utility model discloses an automatic flattening and bending prevention device for a copper pipe of an air conditioning unit, which comprises a concave plate, a rotatable first concave block arranged in the concave plate, two guide rollers arranged in the concave plate, and a servo motor arranged at the top of the concave plate, an adjusting block is installed at the top end of an output shaft of the servo motor, an adjusting column is installed at the bottom of the adjusting block, and an arc-shaped groove matched with the adjusting column is formed in the position, corresponding to the adjusting column, of the top of the concave plate. According to the copper pipe bending device, the concave plate, the first concave block, the guide roller, the servo motor, the adjusting block, the adjusting column, the arc-shaped groove, the first electric push rod, the bending roller, the positioning roller, the second concave block, the second electric push rod, the movable plate and the limiting roller are matched with one another, so that a copper pipe can be conveniently and automatically bent, and copper pipes of different sizes can be bent; the applicability is improved, the size of the bending device is small, and therefore the portability is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of copper tube bending, in particular to an automatic anti-flattening bending device for copper tubes of an air conditioner unit. Background Technique

[0002] Copper tubes, also known as red copper tubes, are commonly used in tap water pipes, heating and refrigeration pipes and can be used in different environments. Copper tubes combine the advantages of metal and non-metal pipes and take the lead in the cold and hot water systems, being the best connecting pipes. An anti-flattening bending device is required for the processing of copper tubes of an air conditioner unit.

[0003] According to the application number: CN202021434325.8, an air conditioner copper tube bending device includes a device base. One side of the top surface of the device base is fixedly connected with a hydraulic cylinder. One side of the hydraulic cylinder is fixedly installed with a piston rod. The end of the piston rod far away from the hydraulic cylinder is fixedly connected with a connecting rod. The connecting rod is connected with a roller through a rotating shaft. The other side of the top surface of the device base is fixedly installed with a bottom plate. The top surface of the bottom plate is movably connected with a bender. One end of the bender is provided with a fixing groove. A bolt is fixedly connected to the top surface of the bottom plate. The bolt penetrates through the bender and extends into the fixing groove and is threadedly connected with a nut. A bending groove is provided on the outer surface of the other end of the bender.

[0004] The copper tube bending device in the above case has a low degree of automation, resulting in the need for manual participation during bending. Moreover, the volume of the bending device is small, thus affecting portability. Therefore, we provide an automatic anti-flattening bending device for copper tubes of an air conditioner unit. Content of the Utility Model

[0005] The purpose of the utility model is to provide an automatic anti-flattening bending device for copper tubes of an air conditioner unit to solve the problems raised in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solution: an automatic anti-flattening bending device for copper tubes of an air conditioner unit, including a concave plate and a first concave block rotatably arranged inside the concave plate. Two guide rollers are arranged inside the concave plate.

[0007] Preferably, it further includes a servo motor. The servo motor is installed on the top of the concave plate. The top end of the output shaft of the servo motor is installed with an adjusting block. The bottom of the adjusting block is installed with an adjusting column. An arc-shaped groove adapted to the adjusting column is provided at the position corresponding to the adjusting column on the top of the concave plate.

[0008] Preferably, the bottom end of the adjusting column sequentially penetrates through the arc-shaped groove and the concave plate from top to bottom and extends into the inside of the concave plate. The bottom end of the adjusting column is fixedly connected with the top of the first concave block.

[0009] Preferably, a first electric push rod is installed on the back surface of the first concave block. The front end of the output shaft of the first electric push rod penetrates through the first concave block and extends to the outside thereof. A bending roller is installed at the front end of the first electric push rod.

[0010] Preferably, a positioning roller is arranged inside the concave plate at a position corresponding to the output shaft of the servo motor. The top and bottom of the positioning roller are respectively rotationally connected to the bearings in the grooves of the concave plate.

[0011] Preferably, a second concave block is installed on the inner wall of the concave plate. A second electric push rod is installed on the back surface of the second concave block. The front end of the output shaft of the second electric push rod penetrates through the second concave block and extends to the inside thereof.

[0012] Preferably, a movable plate is installed at the front end of the output shaft of the second electric push rod. A limiting roller is installed on the front surface of the movable plate at a position corresponding to the guiding roller.

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

[0014] Through the mutual cooperation of the concave plate, the first concave block, the guiding roller, the servo motor, the adjusting block, the adjusting column, the arc-shaped groove, the first electric push rod, the bending roller, the positioning roller, the second concave block, the second electric push rod, the movable plate and the limiting roller, the present utility model facilitates the automatic bending processing of copper tubes, and can bend copper tubes of different sizes, improving the applicability, and making the bending device smaller in size, thereby improving the portability. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0016] Figure 2 is a three-dimensional structural schematic diagram of the side view of the present utility model;

[0017] Figure 3 is a structural sectional view of the top view of the present utility model.

[0018] In the figure: 1 concave plate, 2 first concave block, 3 guiding roller, 4 servo motor, 5 adjusting block, 6 adjusting column, 7 arc-shaped groove, 8 first electric push rod, 9 bending roller, 10 positioning roller, 11 second concave block, 12 second electric push rod, 13 movable plate, 14 limiting roller. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0019] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0020] Please refer to Figures 1-3 , an automatic anti-flattening and bending device for copper pipes of an air-conditioning unit, including a concave plate 1, and a first concave block 2 rotatably arranged inside the concave plate 1. One side of the first concave block 2 close to the inner wall of the concave plate 1 is in rotational contact with the inner wall of the concave plate 1. Two guide rollers 3 are arranged inside the concave plate 1, and the top and bottom of the guide rollers 3 are respectively rotationally connected to the bearings in the grooves of the concave plate 1.

[0021] Furthermore, the concave plate 1 is made of alloy steel, thereby improving the anti-flattening effect of the bending device and prolonging its service life.

[0022] Furthermore, a through hole is opened on the left side of the concave plate 1, two handles are fixedly connected to the left side of the concave plate 1, and a controller is fixedly connected to the top of the left side of the concave plate 1.

[0023] It further includes a servo motor 4. The servo motor 4 is installed on the top of the concave plate 1. The top of the output shaft of the servo motor 4 is fixedly connected with an adjusting block 5. The bottom of the adjusting block 5 is fixedly connected with an adjusting column 6. An arc-shaped groove 7 adapted to the adjusting column 6 is opened at the position corresponding to the adjusting column 6 on the top of the concave plate 1. The bottom end of the adjusting column 6 sequentially passes through the arc-shaped groove 7 and the concave plate 1 from top to bottom and extends to the inside of the concave plate 1. The bottom end of the adjusting column 6 is fixedly connected with the top of the first concave block 2, and the surface of the adjusting column 6 is in rotational contact with the inner wall of the arc-shaped groove 7.

[0024] A first electric push rod 8 is fixedly connected to the back of the first concave block 2. The front end of the output shaft of the first electric push rod 8 passes through the first concave block 2 and extends to its outside. The front end of the first electric push rod 8 is fixedly connected with a bending roller 9. A positioning roller 10 is arranged inside the concave plate 1 at the position corresponding to the output shaft of the servo motor 4. The top and bottom of the positioning roller 10 are respectively rotationally connected to the bearings in the grooves of the concave plate 1.

[0025] A second concave block 11 is fixedly connected to the inner wall of the concave plate 1. A second electric push rod 12 is fixedly connected to the back of the second concave block 11. The front end of the output shaft of the second electric push rod 12 passes through the second concave block 11 and extends to its inside. The front end of the output shaft of the second electric push rod 12 is fixedly connected with a movable plate 13. A limiting roller 14 is fixedly connected to the front of the movable plate 13 at the position corresponding to the guide roller 3.

[0026] Further, the servo motor 4, the first electric push rod 8, and the second electric push rod 12 are respectively electrically connected to the controller.

[0027] Further, according to the size of the copper tube, the distance between the guide roller 3 and the limiting roller 14, and the distance between the bending roller 9 and the positioning roller 10 are adjusted. The first electric push rod 8 is started, and the first electric push rod 8 can drive the bending roller 9 to move backward or forward, so as to adjust the distance between the bending roller 9 and the positioning roller 10. The second electric push rod 12 is started, and the second electric push rod 12 can drive the limiting roller 14 to move backward or forward through the movable plate 13, so as to adjust the distance between the limiting roller 14 and the guide roller 3.

[0028] Through the mutual cooperation of the concave plate 1, the first concave block 2, the guide roller 3, the servo motor 4, the adjusting block 5, the adjusting column 6, the arc groove 7, the first electric push rod 8, the bending roller 9, the positioning roller 10, the second concave block 11, the second electric push rod 12, the movable plate 13 and the limiting roller 14, it is convenient to automatically bend the copper tube, and the copper tubes of different sizes can be bent, improving the applicability, and making the bending device smaller in size, thus improving the portability.

[0029] When in use, the copper tube is inserted into the interior of the concave plate 1 from left to right through the through hole, so that the copper tube passes through the guide roller 3, the limiting roller 14, the bending roller 9 and the positioning roller 10 and extends to the right side of the concave plate 1. Then the servo motor 4 is started, and the servo motor 4 drives the adjusting block 5 to rotate clockwise through the output shaft. The adjusting block 5 drives the first concave block 2 and the bending roller 9 to rotate around the positioning roller 10 through the adjusting column 6, so as to bend the copper tube.

[0030] Although the embodiments of the present invention 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 invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An automatic anti-flattening and bending device for copper pipes of an air-conditioning unit, characterized in that: It includes a concave plate (1), and a first concave block (2) rotatably arranged inside the concave plate (1). Two guide rollers (3) are arranged inside the concave plate (1). It further includes a servo motor (4). The servo motor (4) is installed on the top of the concave plate (1). The top end of the output shaft of the servo motor (4) is installed with an adjusting block (5). The bottom of the adjusting block (5) is installed with an adjusting column (6). An arc-shaped groove (7) adapted to the adjusting column (6) is opened at the top of the concave plate (1) corresponding to the position of the adjusting column (6). The bottom end of the adjusting column (6) sequentially penetrates through the arc-shaped groove (7) and the concave plate (1) from top to bottom and extends to the inside of the concave plate (1). The bottom end of the adjusting column (6) is fixedly connected to the top of the first concave block (2). A first electric push rod (8) is installed on the back of the first concave block (2). The front end of the output shaft of the first electric push rod (8) penetrates through the first concave block (2) and extends to its outside. A bending roller (9) is installed at the front end of the first electric push rod (8). A positioning roller (10) is arranged inside the concave plate (1) corresponding to the position of the output shaft of the servo motor (4). The top end and the bottom end of the positioning roller (10) are respectively rotationally connected to the bearings in the groove of the concave plate (1). A second concave block (11) is installed on the inner wall of the concave plate (1). A second electric push rod (12) is installed on the back of the second concave block (11). The front end of the output shaft of the second electric push rod (12) penetrates through the second concave block (11) and extends to its inside. A movable plate (13) is installed at the front end of the output shaft of the second electric push rod (12). A limiting roller (14) is installed on the front of the movable plate (13) corresponding to the position of the guide roller (3).

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