Necking forming machine for multi-channel aluminum alloy flat pipe

Abstract

The utility model discloses a multi-channel aluminum alloy flat pipe necking forming machine which comprises a placing plate, the upper side of the placing plate is fixedly connected with a fixing frame, the upper side of the fixing frame is fixedly connected with a first hydraulic cylinder, the output end of the lower side of the first hydraulic cylinder is fixedly connected with a pressing plate, the front side and the rear side of the fixing frame are fixedly connected with third hydraulic cylinders, and the pressing plate is fixedly connected with a second hydraulic cylinder. A third hydraulic cylinder is fixedly connected to the upper side of the left end of the containing plate, an extrusion head is fixedly connected to the output end of the third hydraulic cylinder, a second hydraulic cylinder is fixedly connected to the upper side of the left end of the containing plate, a mold body is fixedly connected to the output end of the second hydraulic cylinder, a cooling unit is arranged on the upper side of the containing plate and comprises a cooling frame, and the cooling frame is fixedly connected to the right side of the containing plate. Through the arrangement of the placing plate, the die body, the extrusion head and the pressing plate, the aluminum alloy flat pipe can be subjected to necking operation conveniently, through the first conveying belt, the second conveying belt, the conveying plate, the spray head and the air cooler, the necking position can be cooled rapidly after necking is completed, and workers can receive materials conveniently.

Description

Technical Field

[0001] The utility model relates to the field of aluminum alloy flat tubes, in particular to a shrinking forming machine for multi-hole aluminum alloy flat tubes. Background Art

[0002] Multi-channel aluminum alloy flat tube is a flat aluminum alloy tube with multiple channels, usually used in heat exchange systems, air conditioning systems, cooling systems and other fields.

[0003] After searching, the application number is "202223436656.7", which provides a shrinking forming machine for multi-channel aluminum alloy flat tubes. First, the aluminum alloy flat tube G is placed horizontally, and the end and the side are respectively in contact with the end guard and the side guard; secondly, the two mold bodies move synchronously toward the shrinking processing center until the plug joint and the inner support plug are respectively inserted into the through hole k at the end of the aluminum alloy flat tube G, and the pressing module moves downward and is pressed on the upper surface of the aluminum alloy flat tube G; finally, the first extrusion head and the second extrusion head on both sides move toward each other synchronously, and form a rounded corner at the bottom of the U-shape to match the rounded corner of the aluminum alloy flat tube and extrude inward to form a shrinkage.

[0004] The above-mentioned closing operation is performed on the aluminum alloy flat tube through an extrusion head, a pressure plate and a mold body. However, during the closing process, the aluminum alloy flat tube needs to be heated to facilitate the closing. After the closing is completed, the temperature of the surface of the aluminum alloy flat tube increases. The staff who directly discharge the material are likely to burn their hands, which poses a safety hazard. Utility Model Content

[0005] In order to overcome the shortcomings of the prior art that the surface temperature of the aluminum alloy flat tube is high after the closing is completed, which can easily burn the hands of the staff, one of the purposes of the utility model is to provide a shrinking forming machine for multi-porous aluminum alloy flat tubes.

[0006] One of the purposes of the utility model is achieved by the following technical solution: a shrinking forming machine for multi-hole aluminum alloy flat tubes, comprising a placing plate: a fixing frame is fixedly connected to the upper side of the placing plate, a hydraulic cylinder 1 is fixedly connected to the upper side of the fixing frame, a pressing plate is fixedly connected to the output end of the lower side of the hydraulic cylinder, a hydraulic cylinder 3 is fixedly connected to the front and rear sides of the fixing frame, an extrusion head is fixedly connected to the output end of the hydraulic cylinder 3, a hydraulic cylinder 2 is fixedly connected to the upper side of the left end of the placing plate, a mold body is fixedly connected to the output end of the hydraulic cylinder 2, and a cooling unit is arranged on the upper side of the placing plate;

[0007] The cooling unit includes a cooling frame, which is fixedly connected to the right side of the placement plate, a conveying plate is fixedly connected to the inner wall of the lower side of the cooling frame, a nozzle is fixedly connected to the lower side of the conveying plate, a water pump is fixedly connected to the front side of the cooling frame, a connecting pipe is fixedly connected between the water pump and the conveying plate, the upper side of the placement plate is fixedly connected to a limiting plate, a rectangular hole is provided on the outer side of the limiting plate, the inner sides of the left and right ends of the rectangular hole are rotatably connected with a rotating shaft, the outer sides of the rotating shafts on the left and right sides are fixedly connected with guide wheels, a conveyor belt 1 is arranged between the guide wheels on the left and right sides, a placement groove is provided at the bottom of the inner side of the cooling frame, a conveyor belt 2 is arranged on the inner side of the placement groove, and a motor is fixedly connected to the upper side of the limiting plate.

[0008] According to the multi-hole aluminum alloy flat tube shrinking forming machine, the conveying plate is a hollow structure, which is convenient for the nozzle to spray water.

[0009] According to the shrinking forming machine for multi-hole aluminum alloy flat tubes, both the front and rear sides of the cooling frame are fixedly connected with cooling fans, so as to facilitate cooling of the aluminum alloy flat tubes.

[0010] According to the shrinking forming machine for multi-porous aluminum alloy flat tubes, the upper side of the second conveyor belt is arranged to be flush with the upper side of the placement plate.

[0011] According to the shrinking forming machine for multi-porous aluminum alloy flat tubes, the fixing frame is arranged in a U-shaped structure.

[0012] According to the shrinking forming machine for multi-porous aluminum alloy flat tubes, a plurality of nozzles are provided.

[0013] According to the multi-hole aluminum alloy flat tube shrinkage forming machine, an aluminum alloy flat tube is arranged on the upper side of the placement plate, and the aluminum alloy flat tube is slidably connected to the conveyor belt.

[0014] According to the shrinking forming machine for multi-porous aluminum alloy flat tubes, the connecting tube is arranged in a U-shaped structure.

[0015] Beneficial effects:

[0016] By providing a placement plate, a die body, an extrusion head and a pressing plate, it is convenient to carry out the closing operation on the aluminum alloy flat tube, and through conveyor belt one, conveyor belt two, a conveying plate, a nozzle and a cold air fan, it is convenient to quickly cool the closing part after the closing is completed, so that the staff can collect the materials conveniently.

[0017] 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

[0018] The present invention is further described below with reference to the accompanying drawings and embodiments;

[0019] Figure 1 It is the overall three-dimensional structure diagram of the shrinking forming machine of the multi-hole aluminum alloy flat tube of the utility model;

[0020] Figure 2 It is a three-dimensional structural diagram of the cooling unit in the shrinking forming machine of the multi-hole aluminum alloy flat tube of the utility model;

[0021] Figure 3 for Figure 2 The enlarged view of point A in the middle;

[0022] Figure 4 This is a three-dimensional structural diagram from another perspective of the cooling unit in the shrinking forming machine for multi-pore aluminum alloy flat tubes of the utility model.

[0023] Legend:

[0024] 1. Placement plate; 2. Fixed frame; 3. Hydraulic cylinder one; 4. Press plate; 5. Hydraulic cylinder two; 6. Mold body; 7. Hydraulic cylinder three; 8. Extrusion head; 9. Cooling unit; 901. Cooling frame; 902. Conveying plate; 903. Nozzle; 904. Connecting pipe; 905. Water pump; 907. Air cooler; 908. Limiting plate; 909. Rectangular hole; 910. Rotating shaft; 911. Guide wheel; 912. Conveyor belt one; 913. Motor; 914. Placement slot; 915. Conveyor belt two. DETAILED DESCRIPTION

[0025] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0026] Reference Figure 1-4The shrinking forming machine for multi-pore aluminum alloy flat tubes comprises a placing plate 1: a fixing frame 2 is fixedly connected to the upper side of the placing plate 1, a hydraulic cylinder 1 3 is fixedly connected to the upper side of the fixing frame 2, a pressing plate 4 is fixedly connected to the output end of the lower side of the hydraulic cylinder 1 3, hydraulic cylinders 3 7 are fixedly connected to the front and rear sides of the fixing frame 2, an extrusion head 8 is fixedly connected to the output end of the hydraulic cylinder 3 7, a hydraulic cylinder 2 5 is fixedly connected to the upper side of the left end of the placing plate 1, a mold body 6 is fixedly connected to the output end of the hydraulic cylinder 2 5, a cooling unit 9 is arranged on the upper side of the placing plate 1, and the fixing frame 2 is a U-shaped structure. When the multi-pore aluminum alloy flat tube is closed, the multi-pore aluminum alloy flat tube is first placed on the placing plate 1, and then the hydraulic cylinder 2 5 mobilizes the mold body 6 to extrude the end of the multi-pore aluminum alloy flat tube, and then the extrusion head 8 is controlled by the hydraulic cylinder 3 7 to extrude the multi-pore aluminum alloy flat tube, and at the same time, the hydraulic cylinder 1 3 drives the pressing plate 4 to press down the multi-pore aluminum alloy flat tube to complete the closing operation of the multi-pore aluminum alloy flat tube.

[0027] The cooling unit 9 includes a cooling frame 901, which is fixedly connected to the right side of the placement plate 1, a conveying plate 902 is fixedly connected to the inner wall of the lower side of the cooling frame 901, a nozzle 903 is fixedly connected to the lower side of the conveying plate 902, a water pump 905 is fixedly connected to the front side of the cooling frame 901, a connecting pipe 904 is fixedly connected between the water pump 905 and the conveying plate 902, a limiting plate 908 is fixedly connected to the upper side of the placement plate 1, and a rectangular hole 909 is opened on the outer side of the limiting plate 908, and the left and right ends of the rectangular hole 909 are fixedly connected to the limiting plate 908. The inner side is rotatably connected with a rotating shaft 910, the outer sides of the rotating shafts 910 on the left and right sides are fixedly connected with guide wheels 911, a conveyor belt 1 912 is arranged between the guide wheels 911 on the left and right sides, a placement groove 914 is provided at the bottom of the inner side of the cooling frame 901, a conveyor belt 2 915 is arranged on the inner side of the placement groove 914, a motor 913 is fixedly connected to the upper side of the limiting plate 908, an aluminum alloy flat tube is arranged on the upper side of the placement plate 1, and the aluminum alloy flat tube is slidably connected to the conveyor belt 1 912, the conveying plate 902 is a hollow structure, and the cooling The front and rear sides of the cooling frame 901 are fixedly connected with a cooling fan 907, the upper side of the conveyor belt 915 is arranged to be flush with the upper side of the placing plate 1, the number of nozzles 903 is arranged to be multiple, and the connecting pipe 904 is arranged to be a U-shaped structure. After the closing is completed, the motor 913 is started, the motor 913 drives the rotating shaft 910 to rotate, the rotating shaft 910 drives the guide wheel 911 to rotate, and the guide wheel 911 drives the conveyor belt 1 912 to rotate, and the friction between the conveyor belt 1 912 and the multi-porous aluminum alloy flat tube controls the multi-porous aluminum alloy. The flat tube moves to the right, and the multi-channel aluminum alloy flat tube moves to the second conveyor belt 915, so that the multi-channel aluminum alloy flat tube moves to the inner side of the cooling frame 901, and then the water pump 905 and the air cooler 907, under the action of the connecting pipe 904, facilitate the nozzle 903 on the conveying plate 902 to spray cold water on the multi-channel aluminum alloy flat tube, and at the same time, the cold air blown by the air cooler 907 acts on the multi-channel aluminum alloy flat tube, which is convenient for cooling the closing part of the multi-channel aluminum alloy flat tube and facilitating the collection of the multi-channel aluminum alloy flat tube to avoid burns to the hands.

[0028] Working principle: When in use, place the multi-channel aluminum alloy flat tube on the placement plate 1, and then control the mold body 6, the extrusion head 8 and the pressing plate 4 to close the multi-channel aluminum alloy flat tube. After closing, start the motor 913. Under the action of the rotating shaft 910 and the guide wheel 911, it is convenient to control the multi-channel aluminum alloy flat tube to move to the right. Then the conveyor belt 915 controls the multi-channel aluminum alloy flat tube to move to the cooling frame 901, and start the water pump 905 and the cold air blower 907, so that the nozzle 903 sprays water on the multi-channel aluminum alloy flat tube, which is convenient for cooling the multi-channel aluminum alloy flat tube and convenient for collecting the material.

[0029] 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, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. The multi-hole aluminum alloy flat tube shrinking forming machine is characterized by: It comprises a placement plate (1): the upper side of the placement plate (1) is fixedly connected to a fixing frame (2), the upper side of the fixing frame (2) is fixedly connected to a hydraulic cylinder one (3), the output end of the lower side of the hydraulic cylinder one (3) is fixedly connected to a pressing plate (4), the front and rear sides of the fixing frame (2) are fixedly connected to hydraulic cylinder three (7), the output end of the hydraulic cylinder three (7) is fixedly connected to an extrusion head (8), the upper side of the left end of the placement plate (1) is fixedly connected to hydraulic cylinder two (5), the output end of the hydraulic cylinder two (5) is fixedly connected to a mold body (6), and a cooling unit (9) is provided on the upper side of the placement plate (1); The cooling unit (9) comprises a cooling frame (901), the cooling frame (901) is fixedly connected to the right side of the placement plate (1), the inner wall of the lower side of the cooling frame (901) is fixedly connected to a conveying plate (902), the lower side of the conveying plate (902) is fixedly connected to a nozzle (903), the front side of the cooling frame (901) is fixedly connected to a water pump (905), a connecting pipe (904) is fixedly connected between the water pump (905) and the conveying plate (902), the upper side of the placement plate (1) is fixedly connected to a limiting plate (908), the limiting plate A rectangular hole (909) is provided on the outer side of (908), and the inner sides of the left and right ends of the rectangular hole (909) are rotatably connected to a rotating shaft (910), and the outer sides of the rotating shafts (910) on the left and right sides are fixedly connected to guide wheels (911), and a conveyor belt 1 (912) is arranged between the guide wheels (911) on the left and right sides. A placement groove (914) is provided at the bottom of the inner side of the cooling frame (901), and a conveyor belt 2 (915) is arranged on the inner side of the placement groove (914), and a motor (913) is fixedly connected to the upper side of the limiting plate (908).

2. The shrinking forming machine for multi-porous aluminum alloy flat tube according to claim 1, characterized in that: The conveying plate (902) is a hollow structure.

3. The necking forming machine for multi-porous aluminum alloy flat tube according to claim 1, characterized in that: Air coolers (907) are fixedly connected to both the front and rear sides of the cooling frame (901).

4. The necking forming machine for multi-porous aluminum alloy flat tube according to claim 1, characterized in that: The upper side of the conveyor belt 2 (915) is arranged to be flush with the upper side of the placement plate (1).

5. The necking forming machine for multi-porous aluminum alloy flat tube according to claim 1, characterized in that: The fixing frame (2) is arranged in a U-shaped structure.

6. The necking forming machine for multi-porous aluminum alloy flat tube according to claim 1, characterized in that: The number of the nozzles (903) is multiple.

7. The necking forming machine for multi-porous aluminum alloy flat tube according to claim 1, characterized in that: An aluminum alloy flat tube is arranged on the upper side of the placement plate (1), and the aluminum alloy flat tube is slidably connected to a conveyor belt (912).

8. The necking forming machine for multi-porous aluminum alloy flat tube according to claim 1, characterized in that: The connecting pipe (904) is arranged in a U-shaped structure.

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