Aluminum fin processing system and processing method

Abstract

The application relates to an aluminum fin processing system and a processing method, the processing system comprising an upper die plate and a lower die plate distributed to install a die, a guide column for guiding the die being arranged between the upper die plate and the lower die plate, and a die set for processing an aluminum plate being arranged between the upper die plate and the lower die plate in a horizontal direction; the die set comprising a pull god die set, a forming die set and a shaping die set. The aluminum fin of different fin types is formed by changing the cutting position and the bending position through cooperation of an end forming cutting die, a bending die and a straight line transverse cutting die, a set of die sets can realize forming of aluminum fins of multiple fin types, and the production cost is reduced.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of aluminum fin processing, in particular to an aluminum fin processing system and method. BACKGROUND

[0002] The heat dissipation fins in the traditional electric heater are formed by stamping, and different fin types need different mold sets for processing. The equipment is complex, and the production cost is high. With more and more electric appliances using electric heaters, the types of heat dissipation fins are becoming more and more complex. However, the aluminum fins currently used in the production of electric heaters can only be produced by one mold to produce one structure of aluminum fin. Due to the development needs of different application scenarios of electric heaters, especially the development of electric heaters with different aluminum fin structures. The previous mold set can only produce one structure of aluminum fin, which cannot meet the production needs. Therefore, an aluminum fin processing system and method are designed. SUMMARY

[0003] In order to solve the above technical problems, the present application provides an aluminum fin processing system and method. The technical problems to be solved by the present application are solved by the following technical solutions:

[0004] An aluminum fin processing system, comprising an upper die plate and a lower die plate distributed to install a mold, a guide column for guiding the mold is arranged between the upper die plate and the lower die plate, and a mold set for processing aluminum plate is arranged between the upper die plate and the lower die plate in the horizontal direction.

[0005] The mold set comprises:

[0006] The god of war module: used for stretching the aluminum plate;

[0007] The forming module: used for hole removal, hole turning, side edge cutting of the aluminum plate, and controlling the side edge cutting position to form fins of different lengths;

[0008] The shaping module: used for bending, positioning, feeding and cutting of the fin.

[0009] The god of war module includes a thousand island force stretching die for stretching the aluminum plate to form a hole turning part, and the thousand island force stretching die is connected with a reinforcing rib forming die for increasing the strength around the hole turning part.

[0010] The forming module includes a hole removal and turning die for punching processing of the hole turning part, a hole turning die for turning the end part of the hole turning part outward, an end forming and cutting die for cutting the end part between two adjacent fins to form and control the length of each fin to process fins of different types, and a guide die for cutting and positioning the side edge of each fin.

[0011] The end forming cutting die comprises air cylinders symmetrically distributed along a vertical direction, and a swing rod is arranged between the air cylinders to adjust the position of a cutting knife in the end forming cutting die to form different shaped ends.

[0012] The shaping die set comprises a slitting die for slitting and guiding each row of fins after punching, a bending die for bending the edges of each row of fins, and a pulling die for feeding and positioning after bending.

[0013] The bending die is provided with a hidden positioning groove, the hidden positioning groove is provided with a first bending part for bending the fins, and the bending die is provided with an adjusting bolt for adjusting the position of the first bending part in the hidden positioning groove.

[0014] The shaping die set further comprises a straight cross-cutting die for cutting each row of fins to a specified length, and the straight cross-cutting die is connected with a straight cross-cutting die sub-knife for avoiding the bent part of the fins when cutting.

[0015] A processing method of an aluminum fin processing system, the method comprising:

[0016] First step: the aluminum plate is stretched to form a flange by a thousand island force stretching die, and the reinforcing ribs are formed by a reinforcing rib forming die;

[0017] Second step: the flange is punched, flanged and the ends between the adjacent two fins are cut and formed by a hole-removing, flanging and end forming cutting die in sequence, then each row of fins is positioned, punched and separated by a guide die, and fins of different widths are formed by adjusting the punching position of the guide die;

[0018] Third step: each row of fins is slitted and guided by a slitting die, then the edges of the fins are bent by a bending part, and the position of the bending part is changed by an adjusting bolt to adapt to the bending or non-bending requirements of different fin types;

[0019] Fourth step: after bending, the fins are positioned and fed by a pulling die, and finally cut by a straight cross-cutting die, and the length of the fins is controlled by the straight cross-cutting die to meet fins of different lengths.

[0020] The beneficial effects of the present application are: the present application forms aluminum fins of different fin types by changing the cutting position and bending position through the cooperation of the end forming cutting die, the bending die and the straight cross-cutting die, a set of die set can realize the forming of multiple fin types of aluminum fins, and the production cost is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0021] The present application will be further described below in conjunction with the drawings and examples.

[0022] Figure 1 It is a front view structural diagram of the present application;

[0023] Figure 2 This is a schematic diagram of the partial structure of the linear cross-cutting die of the present invention;

[0024] Figure 3 This is a schematic diagram of the top view of the end forming cutting die of the present invention;

[0025] Figure 4 Schematic diagram of the top view of the fin of the present invention;

[0026] Figure 5 It is a schematic diagram of the bending die structure from the right side of the present invention;

[0027] Figure 6 For the present invention Figure 2 Magnified view of center I.

[0028] As shown in the figure: 1. Upper template; 2. Lower template; 3. Guide column; 4. Die set; 5. Drawing module; 6. Forming module; 7. Shaping module; 8. Chamfer; 9. Fin; 51. Thousand Island force stretching die; 52. Rib forming die; 61. Hole removal and drawing die; 62. Hole turning die; 63. End forming and cutting die; 64. Guide die; 631. Cylinder; 632. Rocker; 71. Stripping die; 72. Bending die; 73. Drawing die; 74. Straight line cross-cutting die; 721. Hidden positioning groove; 722. No. 1 bending part; 723. Adjusting bolt; 741. Straight line cross-cutting die knife; 742. Notch. DETAILED DESCRIPTION

[0029] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be explained more clearly and completely below in conjunction with the drawings in the embodiments. Of course, the described embodiments are only a part of the present invention, not all of it. Based on this embodiment, other embodiments obtained by those skilled in the art without creative work are all within the scope of protection of the present invention.

[0030] like Figures 1 to 6 As shown, an aluminum fin processing system includes an upper template 1 and a lower template 2 for installing a mold, a guide column 3 for guiding the mold is provided between the upper template 1 and the lower template 2, and a mold group 4 distributed in a horizontal direction for processing the aluminum plate is provided between the upper template 1 and the lower template 2;

[0031] The mold set 4 includes:

[0032] Pulling module 5: used to stretch the aluminum plate;

[0033] Forming module 6: used to remove holes, flip holes, and punch the sides of the aluminum plate while controlling the side punching position to form fins of different lengths;

[0034] Shaping module 7: to bend, position, feed and cut the fins.

[0035] The drawing module 5 includes the island force drawing die 51 to stretch the aluminum plate to form the hole flanging part, and the reinforcing rib forming die 52 connected with the island force drawing die 51 to increase the strength around the hole flanging part.

[0036] The forming module 6 includes the hole flanging die 61 to punch the hole flanging part, the hole flanging die 62 to make the flange hole end out-flanging, the end forming cutting die 63 to cut the end between the two adjacent fins and control the length of each fin to process different fin types, and the guide die 64 to punch and position the side edge of each fin. The aluminum plate can be formed with multiple parallel distributed hole flanging parts through the hole flanging die 61 and the hole flanging die 62. The punching position of the guide die 64 can be changed according to different requirements to form fins with different widths.

[0037] The end forming cutting die 63 includes the cylinder 631 distributed symmetrically perpendicular to the horizontal direction, and the swing rod 632 arranged between the cylinders 631 to adjust the position of the cutting knife in the end forming cutting die 63 to form different shaped ends. According to the design requirements, some fin types have chamfers around the four sides, and some fin types do not have chamfers, and the positions of the chamfers are different. The swing rod 632 is driven by the cylinder 631 to slide to adjust the position of the cutting knife in the end forming cutting die 63, so that the cutting knife in the end forming cutting die 63 can form different chamfers or no chamfer. Figure 4 As shown in the figure, 8 is the chamfer formed by the end forming cutting die 63, and 9 is the fin.

[0038] The shaping module 7 includes the strip dividing die 71 to divide and position the fins after the side edge punching, the bending die 72 to bend the edge of each fin, and the drawing die 73 to feed and position the fins after bending.

[0039] The bending die 72 is provided with the hidden positioning groove 721, the hidden positioning groove 721 is provided with the first bending part 722 to bend the fin, and the bending die 72 is provided with the adjusting bolt 723 to cooperate with the first bending part 722 to adjust the position of the first bending part 722 in the hidden positioning groove 721. To realize the bending or non-bending requirements of different fin types, the position of the first bending part 722 in the hidden positioning groove 721 can be adjusted through the adjusting bolt 723 to form multiple bending shapes of different fin types, and the position of the first bending part 722 can be adjusted to make the fin 9 bent.

[0040] The straight cutting die 74 is connected with a straight cutting die sub-knife 741 which avoids the bending part on the fin when the fin is cut off, and the straight cutting die sub-knife 741 is fixed on the lower die plate 2 by bolts and can be disassembled and installed reversely to meet the production requirements of different fin types, and the straight cutting die sub-knife 741 is provided with a notch 742 which avoids the bending part on the fin, if the cut-off fin 9 has a bending part, the notch 742 is directed upward to avoid the bending part of the fin 9, if the fin 9 has no bending part, the notch 742 is directed downward by disassembling the bolts and installing reversely to meet the length cutting requirement of the fin.

[0041] A processing method of an aluminum fin processing system, the method comprising:

[0042] First step: the aluminum plate is stretched to form a flanging part by the island force stretching die 51, and the reinforcing rib is formed by the reinforcing rib forming die 52;

[0043] Second step: the flanging part is punched, flanged and the end part between the two adjacent fins is cut and formed by the hole-removing punching and flanging die 61, the flanging die 62 and the end forming cutting die 63 in sequence, then each fin is positioned and cut and separated by the guide die 64, and fins with different widths are formed by adjusting the cutting position of the guide die 64;

[0044] Third step: each fin is routed and positioned by the striping die 71, then the fin edge is bent by the first bending part 722, and the bending part position is changed by adjusting the bolts to adapt to the bending or non-bending requirements of different fin types;

[0045] Fourth step: after bending, the positioning and feeding are performed by the material pulling die 73, and finally the cutting is performed by the straight cutting die 74, and the fin length is controlled by the straight cutting die 74 to meet the fins with different lengths.

[0046] The basic principles, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only the principles of the present application, and various changes and improvements can be made without departing from the spirit and scope of the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. An aluminum fin processing system comprising an upper die plate and a lower die plate to mount a die, a guide pillar to guide the die being provided between the upper die plate and the lower die plate, characterized in that: The upper and lower die plates are provided with die sets distributed in horizontal direction to process the aluminum plate; The die sets comprise: a stretching die set to stretch the aluminum plate to form the hole flanging part; a forming die set to punch, flange, and cut the side edge of the aluminum plate while controlling the position of the side edge cutting to form fins of different lengths; a shaping die set to bend, position, feed, and cut the fins; the forming die set comprises a hole flanging die to punch the hole flanging part, a flanging die to form the flange hole end, an end forming and cutting die to cut the end between two adjacent fins and control the length of each fin to process fins of different types, and a guide die to punch and position the side edge of each fin; the end forming and cutting die comprises air cylinders distributed symmetrically in a direction perpendicular to the horizontal direction, and the air cylinders are provided with a swing lever to adjust the position of the inner cutter of the end forming and cutting die to form different shaped ends; the shaping die set comprises a slitting die to separate and position each fin, a bending die to bend the edge of each fin, and a feeding die to feed and position the bent fin; the bending die is provided with a hidden positioning groove, the hidden positioning groove is provided with a first bending part to bend the fin, and the bending die is provided with an adjusting bolt to adjust the position of the first bending part in the hidden positioning groove; the swing lever is driven by the air cylinder to slide to adjust the position of the inner cutter of the end forming and cutting die, so that the inner cutter of the end forming and cutting die can form different chamfers or no chamfer.

2. The aluminum fin processing system of claim 1, wherein: The stretching die set comprises a thousand island force stretching die to stretch the aluminum plate to form the hole flanging part, and the thousand island force stretching die is connected with a reinforcing rib forming die to increase the strength around the hole flanging part.

3. An aluminum fin processing system as defined in claim 2, wherein: The shaping die set further comprises a straight cross-cutting die to cut each fin along a specified length, and the straight cross-cutting die is connected with a straight cross-cutting die sub-cutter to avoid the bent part of the fin when cutting.

4. A method of processing for an aluminum fin processing system as set forth in claim 3, characterized by: The method comprises: First step: stretching the aluminum plate by the thousand island force stretching die to form the hole flanging part, and forming the reinforcing rib by the reinforcing rib forming die; Second step: punching, flanging, and cutting the end between two adjacent fins by the hole flanging die, the flanging die, and the end forming and cutting die in sequence, positioning and cutting each fin by the guide die, and adjusting the cutting position of the guide die to form fins of different widths; Third step: separating and positioning each fin by the slitting die, and then bending the edge of the fin by the first bending part, and changing the position of the first bending part by the adjusting bolt to adapt to the bending or non-bending requirements of different fin types; Fourth step: positioning and feeding the bent fin by the feeding die, and then cutting the fin by the straight cross-cutting die, and controlling the length of the fin by the straight cross-cutting die to form fins of different lengths.

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