Processing device and method for finned tube of air cooler
By designing a processing device integrating ultra-high pressure liquid control, a pinch mechanism and a connecting rod system, the problems of low processing efficiency and unstable quality of the fin tube in the prior art are solved, and automated production and efficient cooling effects are achieved.
Patent Information
- Application Number
- CN202411927949.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-25
- Publication Date
- 2025-04-11
AI Technical Summary
The existing air cooler fin tube processing technology has problems such as manual operation and forced mechanical swelling, resulting in low production efficiency, unstable quality, and difficulty in achieving automated production.
A processing device including an ultra-high pressure liquid controlled distribution valve system, a pinch mechanism and a connecting rod system is designed. The ultra-high pressure liquid is injected into the inner cavity of the fin tube, expanding and deforming it, and closely bonding it with the fins to form a closed cavity.
The automated production of fin tubes is realized, which improves the heat transfer effect and quality of the product, reduces production costs, and allows the cold storage to greatly save power.
Smart Images
Figure CN119794193A_ABST
Abstract
Description
Technical Field
[0001] The invention relates to the technical field of heat exchange, and in particular to a processing device and method for finned tubes of an air cooler. Background Art
[0002] The air cooler finned tube is a seamless aluminum tube, a seamless copper tube, a galvanized steel tube, or a seamless stainless steel tube with heat sinks (fins) of the same material set on the outside. The purpose is to maximize the heat dissipation area of the existing length of the seamless tube and reduce the volume of the heat exchanger.
[0003] The conventional fin tube processing technology is to pre-process a single fin, and then use manual or mechanical methods to set a distance (fin pitch) on the outer surface of the tube, and then use a bulging head with a diameter slightly larger than the inner diameter of the seamless tube to force it through the inside of the seamless tube by mechanical methods, thereby expanding the diameter of the seamless tube and fixing the fin with a flange hole on the seamless tube. Summary of the invention
[0004] To solve the above problems, the present invention provides a processing device and method for finned tubes of air coolers, so as to realize the automated production of finned tubes, improve the quality of finned tubes, greatly improve the refrigeration effect of air coolers, and achieve the purpose of saving production costs and significantly saving electricity in cold storage.
[0005] To achieve the above object, the technical solution adopted by the present invention is: A processing device for finned tubes of an air cooler comprises a base at the bottom and a fixed plate arranged at the rear, cam mechanisms are respectively arranged at the left and right ends of the fixed plate, a left chuck mechanism and a right chuck mechanism symmetrical to each other are respectively arranged on the inner sides of the left and right cam mechanisms, an ultra-high pressure liquid control distribution valve system is arranged on the left side above the base, a liquid inlet of the ultra-high pressure liquid control distribution valve system is connected to a liquid inlet pipeline, a gravity type ultra-high pressure safety valve is arranged between an ultra-high pressure pump and a control valve on an ultra-high pressure pipeline of the liquid inlet pipeline, a left chuck core of the left chuck mechanism passes through the ultra-high pressure liquid control distribution valve system, a liquid injection hole built in the left chuck core is connected to the inside of the ultra-high pressure liquid control distribution valve system, a nozzle fixing part is arranged on the right side above the base, and a right chuck core of the right chuck mechanism passes through the nozzle fixing part and is arranged horizontally; A symmetrical nozzle clamping mechanism is arranged on the inner side of the nozzle clamping fixing part and the ultra-high pressure liquid control distribution valve system, and a nozzle clamping sleeve is arranged on the circumferential direction of the inner end of the nozzle clamping mechanism; A workbench system is arranged between two clamping nozzle sleeves above the base.
[0006] Preferably, the left chuck mechanism and the right chuck mechanism respectively include mutually symmetrical connecting rod fixing parts, a connecting rod system is arranged on the connecting rod fixing part, a power hydraulic cylinder is arranged at the bottom of the connecting rod system, a chuck fixing part is arranged on the inner end of the connecting rod system, and the corresponding left chuck core and right chuck core are horizontally arranged on the chuck fixing part, the left chuck core has a built-in first liquid injection hole, and the right chuck core is solid.
[0007] Preferably, the workbench system includes a lower bracket arranged on the left and a locking lower bracket arranged on the right, a rotating shaft is arranged on the top of the lower bracket, an upper bracket is arranged at the rotating shaft, a locking mechanism is arranged on the upper end of the locking lower bracket, a locking upper bracket is arranged at the corresponding position of the locking lower bracket and the upper bracket, an upper workbench is arranged between the upper bracket and the locking upper bracket, a lower workbench is arranged between the lower bracket and the bottom of the locking lower bracket, an upper mold is arranged at the bottom of the upper workbench, a lower mold is arranged at the top of the lower workbench, corresponding grooves are arranged on the inner sides of the upper mold and the lower mold, and annular convex grooves are arranged between the grooves.
[0008] Preferably, the nozzle mechanism includes a nozzle fixing frame fixed to the nozzle fixing part and the ultra-high pressure liquid control distribution valve system, and the left and right nozzle cores are respectively arranged in the circumferential direction of the outer periphery of the left and right nozzle cores. The inner end of the nozzle fixing frame is respectively provided with left narrow and right wide nozzles in the circumferential direction of the outer periphery of the left and right nozzle cores to act on the workbench system, and the nozzle is divided into three petals along the radial direction.
[0009] Preferably, the ultra-high pressure liquid controlled distribution valve system includes an integral valve seat placed on a base, a through hole for the left clamp core to pass through is horizontally provided inside the integral valve seat, a left-right symmetrical ultra-high pressure seal B is provided between the inner side of the through hole and the left clamp core, a valve head guide sleeve is provided inside the integral valve seat, a distribution valve sealing gasket is provided between the bottom of the valve head guide sleeve and the integral valve seat, an ultra-high pressure seal A is provided inside the valve head guide sleeve, a valve head is provided inside the ultra-high pressure seal A, a valve head lifting mechanism is provided at the upper part of the valve head, a liquid inlet is provided at the left side of the lower end of the valve head, and a second liquid injection hole communicated with the first liquid injection hole is provided at the bottom of the valve head.
[0010] Preferably, the gravity-type ultra-high-pressure safety valve includes a fixed seat, a third liquid injection hole is arranged in the fixed seat, a safety valve seat is arranged on the top of the third liquid injection hole, a safety valve sealing gasket is arranged on the top of the recessed part of the safety valve seat, a safety valve guide sleeve is arranged on the safety valve sealing gasket, a valve stem is arranged in the safety valve guide sleeve, a counterweight support frame with an opening facing right is arranged on the left side of the fixed seat, a counterweight rod is arranged horizontally at the right end of the top of the counterweight support frame and is placed on the top of the valve head, and a counterweight block is arranged at the end of the counterweight rod.
[0011] Preferably, the locking mechanism includes a locking bracket fixed on the upper bracket, the locking bracket is provided with an inclined iron to lock the lower bracket, the inclined iron on the top of the locking bracket is used to lock the lower bracket in a circumferential direction to set a fixed inclined iron, and a movable inclined iron is set outside the fixed inclined iron.
[0012] Preferably, the valve head is made of die steel; The distribution valve sealing gasket and the safety valve sealing gasket are made of soft sheet materials by punching and processing the flanging holes; The integral valve seat is made of a whole rectangular steel material and is processed into a plurality of parallel holes in a row for installing various components.
[0013] Preferably, a processing device and method for air cooler fin tubes include the following steps: a. Feeding: After the movable inclined iron is withdrawn from the locking lower bracket, the upper workbench rotates 90 degrees counterclockwise around the rotating axis, the upper mold opens to a certain height, the feeding system sends the fin to the predetermined position, and fixes the fin in the groove of the lower mold, then the upper workbench rotates 90 degrees clockwise to reset, pushes in the movable inclined iron, resets the upper workbench and locks it, the upper and lower molds are closed, the seamless tube is inserted, and the fin and seamless tube are completely enclosed in the mold; b. Clamping: Start the clamping mechanism at the same time to make the clamping mechanism clamp the left and right ends of the fin tube at the same time, and then start the left clamping mechanism and the right clamping mechanism at the same time to press the left and right ends of the fin tube tightly, so that the left and right ends of the fin tube are sealed, so that the inner cavity of the fin tube forms a closed cavity; c. Liquid injection: Start the ultra-high pressure hydraulic pump and the ultra-high pressure liquid control distribution valve to allow the ultra-high pressure liquid to pass through the second liquid injection hole of the distribution valve and the first liquid injection hole of the left clamp core and be injected into the inner cavity of the fin tube. Then the ultra-high pressure pump continues to pressurize, and the mold firmly fixes the fin tube and the fin in the mold cavity, so that the fin tube expands and deforms in the mold cavity and is tightly combined with the fin to form the target product fin tube.
[0014] The advantages of the present invention are: 1. The fins involved are squeezed in the groove between the two annular convex grooves, which are tightly combined and cannot be loosened, thereby improving the heat transfer effect of the fin tube. The shape of the fins of the fin tube and the fin spacing between the fins are very important technical parameters. The present invention can produce fin tubes in rows or groups at one time with size specifications and fin spacing that meet technical requirements and user requirements; 2. The present invention saves raw materials, reduces production costs, and is conducive to automated production. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 It is a structural schematic diagram of the finned tube of the air cooler of the present invention; Figure 2 It is a schematic diagram of the overall structure of the present invention; Figure 3 It is a cross-sectional view of the internal structure of the ultra-high pressure liquid control distribution valve; Figure 4 This is a cross-sectional view of the internal structure of a gravity-type safety valve; Figure 5It is a schematic diagram of the workbench system structure; Figure 6 is a schematic diagram of the locking mechanism; Figure 7 Schematic diagram of the nozzle.
[0016] Figure numerals: 4, left clamp mechanism, 405, hydraulic cylinder, 406, connecting rod system, 407, left clamp core, 5, ultra-high pressure liquid control distribution valve, 501, valve head lifting mechanism, 502, valve head, 503, ultra-high pressure seal A, 504, valve head guide sleeve, 505, integral valve seat, 506, distribution valve sealing gasket, 507, ultra-high pressure seal B, 6, nozzle clamp mechanism, 601, cam mechanism, 602, nozzle clamp sleeve, 603, nozzle clamp, 7, workbench system, 101, lower workbench, 102, lower bracket, 103, rotation Shaft, 104, upper bracket, 105, upper workbench, 106, locking mechanism, 107, locking upper bracket, 108, locking lower bracket, 109, upper mold, 110, lower mold, 111, bevel iron locking lower bracket, 112, fixed bevel iron, 113, movable bevel iron, 114, locking bracket, 8, right chuck mechanism, 807, right chuck core, 9, gravity type ultra-high pressure safety valve, 701, counterweight support frame, 702, valve stem, 703, safety valve guide sleeve, 704, safety valve sealing gasket, 705, fixed seat, 706, counterweight rod. DETAILED DESCRIPTION
[0017] The preferred examples of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred examples described herein are only used to illustrate and explain the present invention, and do not limit the present invention.
[0018] It should be noted that the directions or positional relationships indicated by terms such as “center”, “up”, “down”, “left”, “right”, “vertical”, “horizontal”, “inside” and “outside” are based on the directions or positional relationships shown in the accompanying drawings and are only for the convenience of describing the present invention and simplifying the description. They do not indicate or imply that the state or component referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they should not be understood as limitations on the present invention.
[0019] As shown in the figure, a processing device for finned tubes of an air cooler comprises a base at the bottom and a fixed plate placed at the rear, cam mechanisms 601 are respectively arranged at the left and right ends of the fixed plate, and mutually symmetrical left and right clamp mechanisms 4 and 8 are respectively arranged on the inner sides of the left and right cam mechanisms 601, an ultra-high pressure liquid control distribution valve 5 system is arranged on the left side above the base, the liquid inlet of the ultra-high pressure liquid control distribution valve 5 system is connected to the liquid inlet pipeline, a gravity type ultra-high pressure safety valve 9 is arranged between the ultra-high pressure pump and the control valve on the ultra-high pressure pipeline of the liquid inlet pipeline, a left clamp core 407 of the left clamp mechanism 4 passes through the ultra-high pressure liquid control distribution valve 5 system, and a built-in injection hole of the left clamp core 407 is connected to the inside of the ultra-high pressure liquid control distribution valve 5 system, a clamp nozzle 603 fixing part is arranged on the right side above the base, and a right clamp core 807 of the right clamp mechanism 8 passes through the clamp nozzle 603 fixing part and is arranged horizontally; A symmetrical nozzle clamping mechanism 6 is arranged inside the nozzle clamping mechanism 603 fixing part and the ultra-high pressure liquid control distribution valve 5 system, and a nozzle clamping sleeve 602 is arranged in the circumferential direction of the inner end of the nozzle clamping mechanism 6; A workbench system 7 is arranged between the two nozzle sleeves 602 above the base.
[0020] The left chuck mechanism 4 and the right chuck mechanism 8 respectively include mutually symmetrical connecting rod fixing parts, a connecting rod system 406 is arranged on the connecting rod fixing part, a power hydraulic cylinder 405 is arranged at the bottom of the connecting rod system 406, a chuck fixing part is arranged at the inner end of the connecting rod system 406, and the corresponding left chuck core 407 and right chuck core 807 are horizontally arranged on the chuck fixing part, the left chuck core 407 is built-in with a first injection hole, and the right chuck core 807 is solid.
[0021] The workbench system 7 includes a lower bracket 102 arranged on the left and a locking lower bracket 108 arranged on the right, a rotating shaft 103 is arranged on the top of the lower bracket 102, an upper bracket 104 is arranged at the rotating shaft 103, a locking mechanism is arranged on the upper end of the locking lower bracket 108, a locking upper bracket 107 is arranged at the corresponding position between the locking lower bracket 108 and the upper bracket 104, an upper workbench 105 is arranged between the upper bracket 104 and the locking upper bracket 107, a lower workbench 101 is arranged between the lower bracket 102 and the locking lower bracket 108, an upper mold 109 is arranged at the bottom of the upper workbench 105, a lower mold 110 is arranged on the top of the lower workbench 101, corresponding grooves are arranged on the inner sides of the upper mold 109 and the lower mold 110, and an annular convex groove is arranged between the grooves.
[0022] The nozzle mechanism 6 includes a nozzle fixing frame fixed to the nozzle fixing part and the ultra-high pressure liquid control distribution valve 5 system, and the left and right nozzle cores 407 and 807 are respectively arranged in the circumferential direction of the outer periphery of the left and right nozzle cores 407 and 807. The inner end of the nozzle fixing frame is respectively provided with a left narrow and right wide nozzle 603 in the circumferential direction of the outer periphery of the left and right nozzle cores 407 and 807 to act on the workbench system 7, and the nozzle 603 is divided into three petals along the radial direction.
[0023] The ultra-high pressure liquid control distribution valve 5 system includes an integral valve seat 505 placed on a base, a through hole for the left clamp core 407 to pass through is horizontally provided inside the integral valve seat 505, a left-right symmetrical ultra-high pressure seal B507 is provided between the inner side of the through hole and the left clamp core 407, a valve head guide sleeve 504 is provided inside the integral valve seat 505, a distribution valve sealing gasket 506 is provided between the bottom of the valve head guide sleeve 504 and the integral valve seat 505, an ultra-high pressure seal A503 is provided inside the valve head guide sleeve 504, a valve head 502 is provided inside the ultra-high pressure seal A503, a valve head lifting mechanism 501 is provided on the upper part of the valve head 502, a liquid inlet is provided on the left side of the lower end of the valve head 502, and a second liquid injection hole interconnected with the first liquid injection hole is provided at the bottom of the valve head 502.
[0024] The gravity-type ultra-high-pressure safety valve 9 includes a fixed seat 705, a third liquid injection hole is arranged in the fixed seat 705, a safety valve sealing gasket 704 is arranged on the top of the third liquid injection hole, a safety valve guide sleeve 703 is arranged on the safety valve sealing gasket 704, a valve stem 702 is arranged in the safety valve guide sleeve 703, a counterweight support frame 701 opening to the right is arranged on the left side of the fixed seat 705, a counterweight rod 706 is horizontally arranged at the top right end of the counterweight support frame 701 and placed on the top of the valve head 502, and a counterweight block is arranged at the end of the counterweight rod 706.
[0025] The locking mechanism includes a locking bracket 114 fixed on the upper bracket 104. The locking bracket 114 is provided with an inclined iron to lock the lower bracket 111. The top inclined iron of the locking bracket 114 is used to lock the lower bracket 111. A fixed inclined iron 112 is provided in the circumferential direction. A movable inclined iron 113 is provided outside the fixed inclined iron 112.
[0026] The valve head 502 is made of die steel; The distribution valve sealing gasket 506 and the safety valve sealing gasket 704 are made of soft sheet material by punching and processing the flanging holes; The integral valve seat 505 is made of a whole rectangular steel material and is processed into a plurality of parallel holes in a row for installing various components.
[0027] The processing device and method of the air cooler fin tube are characterized by the following steps: A. Feeding: After the movable inclined iron 113 is withdrawn from the locking lower bracket 108, the upper workbench 105 rotates 90 degrees counterclockwise around the rotating shaft 103, the upper mold 109 opens to a certain height, the feeding system sends the fin to the predetermined position, and fixes the fin in the lower groove, then the upper workbench 105 rotates 90 degrees clockwise to reset, pushes the movable inclined iron 113, the upper workbench 105 resets and locks, the upper and lower molds 110 are closed, the seamless tube is inserted, and the fin and the seamless tube are completely enclosed in the mold; B. Clamping: Start the clamping nozzle mechanism 6 at the same time so that the clamping nozzle 603 clamps the left and right ends of the fin tube at the same time, and then start the left clamping head mechanism 4 and the right clamping head mechanism 8 at the same time to press the left and right ends of the fin tube tightly, so that the left and right ends of the fin tube are sealed, so that the inner cavity of the fin tube forms a closed cavity; c. Liquid injection: Start the ultra-high pressure hydraulic pump and the ultra-high pressure liquid control distribution valve 5 to allow the ultra-high pressure liquid to pass through the second liquid injection hole of the distribution valve and the first liquid injection hole of the left clamp core 407 and be injected into the inner cavity of the fin tube. Then the ultra-high pressure pump continues to pressurize, and the mold firmly fixes the fin tube and the fin in the mold cavity, so that the fin tube expands and deforms in the mold cavity and is tightly combined with the fin to form the target product fin tube.
[0028] Working principle: After the high-pressure liquid below the design pressure enters the safety valve, the valve stem 702 presses the safety valve sealing gasket 704 under the gravity of the counterweight, and the safety valve is closed. When the pressure of the hydraulic system exceeds the set pressure, the high-pressure liquid pushes the valve stem 702 open and the high-pressure liquid leaks out from the pressure relief port to ensure the safety of the device system.
[0029] The above description is only a preferred example of the present invention and is not intended to limit the present invention. Although the present invention is described in detail with reference to the aforementioned implementation cases, those skilled in the art can still modify the technical solutions recorded in the aforementioned embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.
Claims
1. A processing device for air cooler fin tubes, characterized in that: The invention comprises a base at the bottom and a fixed plate arranged at the rear, wherein cam mechanisms (601) are respectively arranged at the left and right ends of the fixed plate, and mutually symmetrical left and right clamp mechanisms (4) and right clamp mechanisms (8) are respectively arranged on the inner sides of the left and right cam mechanisms (601). An ultra-high pressure liquid control distribution valve (5) system is arranged on the left side above the base, and a liquid inlet of the ultra-high pressure liquid control distribution valve (5) system is connected to a liquid inlet pipeline, and a gravity-type ultra-high pressure safety valve (9) is arranged between an ultra-high pressure pump and a control valve on an ultra-high pressure pipeline of the liquid inlet pipeline, and a left clamp core (407) of the left clamp mechanism (4) passes through the ultra-high pressure liquid control distribution valve (5) system, and a built-in liquid injection hole of the left clamp core (407) is connected to the inside of the ultra-high pressure liquid control distribution valve (5) system. A clamp nozzle (603) fixing part is arranged on the right side above the base, and a right clamp core (807) of the right clamp mechanism (8) passes through the clamp nozzle (603) fixing part and is arranged horizontally; A symmetrical nozzle clamping mechanism (6) is arranged on the inner side of the nozzle clamping (603) fixing portion and the ultra-high pressure liquid control distribution valve (5) system, and a nozzle clamping sleeve (602) is arranged on the inner end of the nozzle clamping mechanism (6) in the circumferential direction; A workbench system (7) is arranged between the two clamping nozzle sleeves (602) above the base.
2. The processing device for air cooler fin tubes according to claim 1, characterized in that: The left chuck mechanism (4) and the right chuck mechanism (8) respectively comprise mutually symmetrical connecting rod fixing parts, a connecting rod system (406) being arranged on the connecting rod fixing part, a power hydraulic cylinder (405) being arranged at the bottom of the connecting rod system (406), a chuck fixing part being arranged at the inner end of the connecting rod system (406), a corresponding left chuck core (407) and a right chuck core (807) being arranged transversely on the chuck fixing part, the left chuck core (407) being provided with a first injection hole, and the right chuck core (807) being solid.
3. The processing device for air cooler fin tubes according to claim 1, characterized in that: The workbench system (7) comprises a lower bracket (102) arranged on the left side and a locking lower bracket (108) arranged on the right side, a rotating shaft (103) being arranged on the top of the lower bracket (102), an upper bracket (104) being arranged at the rotating shaft (103), a locking mechanism being arranged on the upper end of the locking lower bracket (108), a locking upper bracket (107) being arranged at the corresponding position between the locking lower bracket (108) and the upper bracket (104), an upper workbench (105) being arranged between the upper bracket (104) and the locking upper bracket (107), a lower workbench (101) being arranged between the lower bracket (102) and the lower portion of the locking lower bracket (108), an upper mold (109) being arranged at the bottom of the upper workbench (105), a lower mold (110) being arranged at the top of the lower workbench (101), corresponding grooves being arranged on the inner sides of the upper mold (109) and the lower mold (110), and an annular convex groove being arranged between the grooves.
4. The processing device for air cooler fin tubes according to claim 1, characterized in that: The nozzle mechanism (6) comprises a nozzle fixing frame fixed to the nozzle fixing part and the ultra-high pressure liquid control distribution valve (5) system, and the left and right nozzle cores (407) and (807) are respectively arranged in the circumferential direction of the outer periphery, and the left and right nozzles (603) are respectively arranged in the circumferential direction of the outer periphery of the left and right nozzle cores (407 and (807)) at the inner end of the nozzle fixing frame to act on the workbench system (7), and the nozzle (603) is divided into three petals in the radial direction.
5. The processing device for air cooler fin tubes according to claim 1, characterized in that: The ultra-high pressure liquid control distribution valve (5) system comprises an integral valve seat (505) placed on a base, a through hole for a left clamp core (407) to pass through is transversely arranged inside the integral valve seat (505), an ultra-high pressure sealing member B (507) is arranged symmetrically between the inner side of the through hole and the left clamp core (407), a valve head guide sleeve (504) is arranged inside the integral valve seat (505), a distribution valve sealing gasket (506) is arranged between the bottom of the valve head guide sleeve (504) and the integral valve seat (505), an ultra-high pressure sealing member A (503) is arranged inside the valve head guide sleeve (504), a valve head (502) is arranged inside the ultra-high pressure sealing member A (503), a valve head lifting mechanism (501) is arranged on the upper part of the valve head (502), a liquid inlet is arranged on the left side of the lower end of the valve head (502), and a second liquid injection hole communicating with the first liquid injection hole is arranged at the bottom of the valve head (502).
6. The processing device for air cooler fin tubes according to claim 1, characterized in that: The gravity-type ultra-high pressure safety valve (9) comprises a fixed seat (705), a third liquid injection hole is arranged in the fixed seat (705), a safety valve sealing gasket (704) is arranged on the top of the third liquid injection hole, a safety valve guide sleeve (703) is arranged on the safety valve sealing gasket (704), a valve stem (702) is arranged in the safety valve guide sleeve (703), a counterweight support frame (701) with an opening facing right is arranged on the left side of the fixed seat (705), a counterweight rod (706) is arranged horizontally at the right end of the top of the counterweight support frame (701) and is placed on the top of the valve head (502), and a counterweight block is arranged at the end of the counterweight rod (706).
7. The processing device for air cooler fin tubes according to claim 1, characterized in that: The locking mechanism comprises a locking bracket (114) fixed on the upper bracket (104), the locking bracket (114) being provided with an inclined iron to lock the lower bracket (111), a fixed inclined iron (112) being provided in a circumferential direction of the inclined iron at the top of the locking bracket (114) to lock the lower bracket (111), and a movable inclined iron (113) being provided outside the fixed inclined iron (112).
8. The processing device for air cooler fin tubes according to claim 5 or 6, characterized in that: The valve head (502) is made of die steel; The distribution valve sealing gasket (506) and the safety valve sealing gasket (704) are made of soft sheet material by punching and processing the flanging holes; The integral valve seat (505) is made of a whole rectangular steel material and is processed into a plurality of parallel holes in a row for installing various components.
9. The processing device and method of the air cooler fin tube according to claim 1, characterized by the following steps: A. Feeding: After the movable inclined iron (113) is withdrawn from the locking lower bracket (108), the upper workbench (105) rotates 90 degrees counterclockwise around the rotating shaft (103), the upper mold (109) is opened to a certain height, the feeding system sends the fin to a predetermined position, and fixes the fin in the groove of the lower mold, then the upper workbench (105) rotates 90 degrees clockwise to reset, the movable inclined iron (113) is pushed in, the upper workbench (105) is reset and locked, the upper and lower molds (110) are closed, the seamless tube is inserted, and the fin and the seamless tube are completely enclosed in the mold; B. Clamping: The clamping nozzle mechanism (6) is started at the same time so that the clamping nozzle (603) clamps the left and right ends of the fin tube at the same time, and then the left clamping head mechanism (4) and the right clamping head mechanism (8) are started at the same time to press the left and right ends of the fin tube tightly, so that the left and right ends of the fin tube are sealed, so that the inner cavity of the fin tube forms a closed cavity; c. Liquid injection: starting the ultra-high pressure hydraulic pump and the ultra-high pressure liquid control distribution valve (5) to allow the ultra-high pressure liquid to pass through the second liquid injection hole of the distribution valve and the first liquid injection hole of the left clamp core (407) and be injected into the inner cavity of the fin tube. Then the ultra-high pressure pump continues to pressurize, and the mold firmly fixes the fin tube and the fin in the mold cavity, so that the fin tube expands and deforms in the mold cavity and is tightly combined with the fin to form the target product fin tube.