CN113770273A

CN113770273A - Full-automatic stamping production line of radiator main fin

Info

Publication number: CN113770273A
Application number: CN202111142895.9A
Authority: CN
Inventors: 刘鸿坤; 丰尧; 叶志鹏; 颜春才
Original assignee: Guangzhou Kunjiang Auto Parts Industrial Co ltd
Current assignee: Guangzhou Kunjiang Auto Parts Industrial Co ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2021-12-10

Abstract

The invention discloses a full-automatic stamping production line of a main radiator fin, which comprises a feeding device, a lubricating device, a stamping device and a receiving platform which are sequentially arranged, wherein the stamping device comprises a cutting stamping part, a cutting tooth flanging stamping part and a punching stamping part which are sequentially arranged. The material is lubricated through the lubricating arrangement who sets up before the welding, and the thickness measurement piece passes through the thickness of test material, conveys the centre gripping group in spouting the oil tank, and the centre gripping is organized and is adapted the adjustment through thickness data, makes self can not cover the too much area of material again with material centre gripping group, lets the material surface can receive the abundant lubrication of lubricating oil. Meanwhile, lubricating oil in the oil storage cavity can be injected into the surface of the material in the stamping process, so that the probability of damaging the material in the stamping process is reduced, and the stamping effect is improved. The lubricating process is performed automatically, and the efficiency of the whole stamping process is improved.

Description

Full-automatic stamping production line of radiator main fin

Technical Field

The invention relates to the field of stamping devices, in particular to a full-automatic stamping production line for main fins of a radiator.

Background

Stamping is a special process for working materials (metallic or non-metallic) into parts (or semi-finished products) in a cold stamping process. The desired part is obtained by applying pressure to the material at room temperature using a die mounted on a press to cause separation or plastic deformation. The main sheet of the radiator is a product which is punched.

In the process of stamping the main radiator piece, the metal material is stamped and cut by the die, abrasion can be generated in a stamped cutting opening or a stamped forming area, the metal material is rough and even broken, the stamping effect is influenced, and even the whole material can be scrapped. Therefore, the material needs to be lubricated during stamping, and friction in the stamping process is reduced. However, the existing stamping production device does not have a lubricating device, mostly adopts a manual lubricating mode, and is low in efficiency.

Disclosure of Invention

The invention aims to solve the technical problem that the existing stamping and lubricating process is low in efficiency, and in order to overcome the defects of the prior art, the invention provides a full-automatic stamping production line of a main radiator sheet, which can automatically lubricate materials and uniformly spray lubricating oil on the materials.

In order to achieve the purpose, the invention adopts the following technical scheme:

the invention provides a full-automatic stamping production line of a radiator main sheet, which comprises a feeding device, a lubricating device, a stamping device and a receiving platform, wherein the feeding device, the lubricating device, the stamping device and the receiving platform are sequentially arranged, the stamping device comprises a cutting stamping part, a cutting tooth flanging stamping part and a punching stamping part, the cutting tooth flanging stamping part is matched with the cutting stamping part, the punching stamping part is matched with the cutting tooth flanging stamping part, the lubricating device and the cutting stamping part are matched with each other, and the punching stamping part and the receiving platform are matched with each other.

In a preferred technical scheme of the invention, the lubricating device comprises a thickness measuring part, an oil injection box and an oil injection part, the oil injection part is arranged in the oil injection box, the oil injection box is connected with the thickness measuring part, the thickness measuring part comprises a conveyor belt, a thickness measuring barrel, a spring, an ejector rod, a rotating wheel, a resistance strip and an electricity connecting block, the thickness measuring barrel is arranged above the conveyor belt, the ejector rod is inserted at the bottom of the thickness measuring barrel, the spring is connected between the top of the ejector rod and the thickness measuring barrel, the resistance strip is fixed on the inner wall of the thickness measuring barrel, the electricity connecting block is fixed on the side wall of the ejector rod and is in sliding connection with the resistance strip, the rotating wheel is rotatably connected to the bottom wall of the ejector rod, and the rotating wheel abuts against the conveyor belt.

In a preferred technical scheme of the invention, the oil injection piece comprises clamping groups and spray heads, more than two clamping groups are arranged inside the oil injection box from left to right, the spray heads are fixed on the inner top wall of the oil injection box, and each clamping group comprises an upper slide block, a lower slide block, a rotating roller, a driving box and a slide rail; two smooth roller parallel fixation are in both ends around spouting the inner wall of oil tank, equal sliding connection has slider and lower slider on two smooth rollers, it connects between two sliders to go up the rotation of rotation roller, lower rotation roller rotates and connects between two lower sliders, it all is provided with more than two elastic clamping piece on roller and the lower rotation roller to go up, the middle part of slide rail is fixed in to the drive box, the inside of drive box is rotated and is connected with drive gear, the bottom of slider is connected with the actuating lever, the top of lower slider is connected with down the actuating lever, it all extends to in the drive box with drive gear engagement with lower actuating lever to go up the actuating lever.

In a preferred technical scheme of the invention, the lubricating part further comprises a dust removal part, the dust removal part comprises an air box and nozzles, the air box is connected with the input end of the oil spraying box, the input port of the air box is rotatably connected with a sponge roller, the sponge roller is wrapped with viscose glue, and the nozzles which are symmetrically arranged up and down are fixed on the inner wall of the air box.

In a preferred technical scheme of the invention, an oil collecting hopper is arranged at the inner bottom of the oil spraying tank, a valve is arranged at the bottom of the oil collecting hopper, the oil collecting hopper is fixed in the oil spraying tank through a bracket, the oil collecting hopper is positioned below the oil spraying piece, a valve is fixed in an output pipe of the oil collecting hopper, and a pressure gauge is arranged on the valve.

In a preferred technical scheme of the invention, the cutting stamping part, the gear cutting flanging stamping part and the punching stamping part are internally provided with stamping dies, each stamping die comprises an upper die and a lower die, the upper die and the lower die are closed to form a stamping cavity, an oil storage cavity is formed in the upper die, the bottom wall of the upper die is provided with a groove, a top block is connected in the groove in a sliding manner, the groove is communicated with the oil storage cavity through a channel, an air bag is fixed at the joint of the channel and the oil storage cavity, a pressure rod is arranged in the channel and is connected with the top block and the air bag, more than two oil conveying channels are formed in the upper die, one end of each oil conveying channel is connected with the oil storage cavity, the other end of each oil conveying channel is connected to the bottom of the upper die, and the other end of each oil conveying channel is provided with a first pressure valve.

In a preferred technical scheme of the invention, the top of the oil storage cavity is connected with an oil storage tank through a first guide pipe, a second pressure valve is arranged in the first guide pipe, the oil storage tank is connected with the bottom of the oil injection tank through a second guide pipe, and an oil well pump is arranged on the second guide pipe.

In a preferred technical scheme of the invention, material transferring mechanical arms are arranged between the cutting stamping part and the gear cutting flanging stamping part and between the gear cutting flanging stamping part and the punching stamping part, and a blanking robot is arranged in front of the punching stamping part and the receiving platform.

The invention has the beneficial effects that:

according to the full-automatic stamping production line of the main radiator fin, the material is lubricated by the arranged lubricating device before welding, meanwhile, the thickness measuring piece is transmitted into the clamping group in the oil spraying tank through the thickness of the tested material, and the clamping group is adaptively adjusted through thickness data, so that the material clamping group can not cover too much area of the material, and the surface of the material can be fully lubricated by the lubricating oil. Meanwhile, lubricating oil in the oil storage cavity can be injected into the surface of the material in the stamping process, so that the probability of damaging the material in the stamping process is reduced, and the stamping effect is improved. The lubricating process is performed automatically, and the efficiency of the whole stamping process is improved.

Drawings

Fig. 1 is a schematic structural diagram of a full-automatic stamping production line for a main radiator fin according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a lubricating device in a full-automatic stamping production line of a main radiator fin according to an embodiment of the present invention;

FIG. 3 is a schematic view of the structure of the clamp of FIG. 2;

FIG. 4 is a schematic structural diagram of a stamping die in a full-automatic stamping line for a main radiator fin according to an embodiment of the present invention;

FIG. 5 is an enlarged schematic view of A in FIG. 4;

fig. 6 is an enlarged schematic view of the delivery tube of the oil hopper of fig. 1.

In the figure:

1-a feeding device, 21-a cutting stamping part, 22-a cutting tooth flanging stamping part, 23-a punching stamping part, 24-a material transferring mechanical arm, 25-a blanking robot, 27-an upper die, 28-a lower die, 29-a punching cavity, 3-a receiving table, 4-a controller, 5-a lubricating device, 511-a thickness measuring cylinder, 512-a mandril, 513-a spring, 514-a rotating wheel, 515-a resistor strip, 516-an electricity receiving block, 517-a conveying belt, 521-a bellows, 522-a sponge roller, 523-a nozzle, 531-an oil spraying box, 532-a sliding rail, 533-an upper sliding block, 534-a lower sliding block, 535-an upper rotating roller, 536-a lower rotating roller, 537-a driving box, 538-a nozzle, 539-an oil collecting hopper and 530-an elastic clamping block, 541-driving gear, 542-upper driving rod, 543-lower driving rod, 61-oil storage cavity, 62-groove, 63-channel, 64-air bag, 65-top block, 66-pressure rod, 67-oil conveying channel, 68-first pressure valve, 71-oil storage tank, 72-first conduit, 73-second pressure valve, 81-valve and 82-pressure gauge.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

As shown in fig. 1-6, the embodiment provides a full-automatic stamping production line for radiator main fins, which includes a feeding device 1, a lubricating device 5 cooperating with the feeding device 1, a stamping device and a receiving table 3, which are arranged in sequence, wherein the stamping device includes a cutting stamping part 21, a gear-cutting flanging stamping part 22 cooperating with the cutting stamping part 21 and a punching stamping part 23 cooperating with the gear-cutting flanging stamping part 22, which are arranged in sequence, and the punching stamping part 23 and the receiving table 3 cooperate with each other.

When stamping is carried out, firstly, coiled strip materials are sent from the feeding device 1, the strip materials enter the lubricating device 5, the lubricating device 5 lubricates the strip materials to enable the surface of the strip materials to be fully soaked with lubricating oil, the strip materials enter the cutting and stamping part 21 after lubrication is finished, the cutting and stamping part 21 cuts the strip materials and draws the strip materials for forming, then the strip materials are transferred to the cutting and flanging stamping part 22 to complete cutting and flanging stamping, the strip materials come to the punching and stamping part 23 to complete punching work, and finally the punched strip materials are conveyed to the receiving table 3 to be placed for utilization and assembly of the next process. In the embodiment, a controller 4 is further arranged, and the feeding device 1, the lubricating device 5, the stamping device and the bearing table 3 are respectively connected with the controller. The controller 4 controls each component to work, so that each component can be mutually matched, and each operation can be continuously and efficiently completed.

Further, the lubricating device 5 comprises a thickness measuring piece, an oil injection box 531 and an oil injection piece, wherein the thickness measuring piece comprises a conveying belt 517 and a thickness measuring cylinder 511, the oil injection piece is arranged in the oil injection box 531, the oil injection box 531 is connected with the thickness measuring piece, the thickness measuring piece comprises a conveying belt 517, a thickness measuring cylinder 511, a spring 513, a push rod 512, a rotating wheel 514, a resistor strip 515 and an electricity connection block 516, the thickness measuring cylinder 511 is arranged above the conveying belt 517, the push rod 512 is inserted into the bottom of the thickness measuring cylinder 511, the spring 513 is connected between the top of the push rod 512 and the thickness measuring cylinder 511, the resistor strip 515 is fixed on the inner wall of the thickness measuring cylinder 511, the electricity connection block 516 is fixed on the side wall of the push rod 512, the electricity connection block 516 is in sliding connection with the resistor strip 515, the rotating wheel 514 is connected to the bottom wall of the push rod 512, and the rotating wheel 514 abuts against the conveying belt 517.

The belt is transmitted on the conveyor belt 517, and when passing through the runner 514, the belt jacks up the runner 514, the ejector rod 512 on the runner 514 compresses the spring 513 to contract upwards, at this time, the ejector rod 512 drives the electricity connection block 516 to slide on the resistor strip 515, and the electricity connection block 516 and the resistor strip 515 are both connected to an external detection circuit. The movement of the power-on block 516 enables the detection circuit to detect the change of the resistance value of the power-on circuit, the change is calculated by combining the length data of the resistor strip 515, then the thickness data of the strip can be converted into electric signals, the corresponding electric signals represent different thicknesses, the detection circuit transmits the detection structure to the controller 4, and the controller 4 adjusts the oil injection piece according to the actual thickness of the strip. The current detection circuit in the present embodiment is an existing current detection circuit.

Further, the oil injection piece comprises clamping groups and a spray head 538, more than two clamping groups are arranged inside the oil injection tank 531 from left to right, the spray head 538 is fixed on the inner top wall of the oil injection tank 531, and each clamping group comprises an upper slide block 533, a lower slide block 534, a rotating roller, a driving box 537 and a slide rail 532; two smooth roller parallel fixation are in the front and back both ends of the inner wall of oil spout case 531, equal sliding connection has slider 533 and lower slider 534 on two smooth rollers, it connects between two slider 533 to go up the rotation of rotation roller 535, lower roller 536 rotates and connects between two lower sliders 534, it all is provided with more than two elasticity clamp splice 530 on roller 535 and the lower roller 536 to go up to rotate, drive box 537 is fixed in the middle part of slide rail 532, the internal rotation of drive box 537 is connected with drive gear 541, the bottom of slider 533 is connected with upper drive pole 542, the top of lower slider 534 is connected with lower drive pole 543, upper drive pole 542 and lower drive pole 543 all extend to drive box 537 in mesh with drive gear 541.

The controller 4 adjusts the distance between the upper slider 533 and the lower slider 534 according to the measured thickness of the belt material, so that the distance between the upper rotating roller 535 and the lower rotating roller 536 changes, and the upper rotating roller 535 and the lower rotating roller 536 can adapt to the thickness of the belt material, and the elastic clamping blocks 530 on the upper rotating roller 535 and the lower rotating roller 536 can clamp the belt material right, and can not cover the surface of the belt material too much, so that all parts of the surface of the belt material can be soaked by lubricating oil. The upper roller 535 and the lower roller 536 receive the web and continue to rotate, moving the web in the direction of the spray head 538. The spray head 538 is connected to an external oil storage part, the oil storage part is used for lubricating the spray head 538 of the conveying belt, lubricating oil sprayed by the spray head 538 fully falls onto the strip when the strip passes through the spray head 538 to wet the strip, and all parts on the strip can be fully wetted by the lubricating oil. The number of spray heads 538 may be set according to the tape requirements so that the tape is fully wetted for adequate lubrication. After the position of the up-down roller 536 is adjusted, the area clamped on the belt material is reduced, so that the situation that the lubricating oil on the belt material is wiped away by the elastic clamping block 530 is avoided, and the lubricating effect is ensured.

When the upper roller 535 and the lower roller 536 are adjusted, the controller controls the external motor to drive the driving gear 541 to rotate, and the driving gear 541 rotates to drive the upper driving rod 542 and the lower driving rod 543 to move so as to drive the upper slider 533 and the lower slider 534 to move, so that the movement adjustment is realized.

Further, the lubricating part also comprises a dust removing part, the dust removing part comprises an air box 521 and nozzles 523, the air box 521 is connected with the input end of the oil injection box 531, a sponge roller 522 is rotatably connected to the input port of the air box 521, the outside of the sponge roller 522 is wrapped with viscose glue, and the nozzles 523 which are arranged in an up-and-down symmetrical mode are fixed in the air box 521. Before the belt enters the oil spraying tank 531 for oil spraying lubrication, firstly, the belt enters the air box 521, the dust adhered to the surface of the belt is blown off by the glue on the sponge roller 522, meanwhile, the high-speed air is sprayed out by the nozzle 523, the dust adhered to the surface of the belt is blown off in the direction of the sponge roller 522, the blown dust is also adhered to the glue on the sponge roller 522, through the matching of the two parts, the dust on the surface of the belt is removed, the surface of the belt is kept in a clean state, and a better lubricating effect can be achieved in the subsequent lubricating oil spraying process.

Furthermore, an oil collecting hopper 539 is arranged at the inner bottom of the oil spraying tank 531, a valve 81 is arranged at the bottom of the oil collecting hopper 539, the oil collecting hopper 539 is fixed in the oil spraying tank 531 through a support, the oil collecting hopper 539 is located below the oil spraying piece, the valve 81 is fixed in an output pipe of the oil collecting hopper 539, and a pressure gauge 82 is arranged on the valve 81. During the process of spraying the lubricating oil, the excessive lubricating oil on the belt material falls down and drops to the oil collecting hopper 539 to be collected, and the valve 81 is closed to store the lubricating oil in the oil collecting hopper 539. And a pressure gauge 82 in the oil hopper 539 detects the amount of oil in the oil hopper 539 by monitoring the oil pressure in the oil hopper 539. When a large amount of the stored lubricant is detected, the valve 81 is opened, and the lubricant is discharged from the oil hopper 539.

Further, cut off stamping workpiece 21, all be provided with the press die in incisor turn-ups stamping workpiece 22 and the stamping workpiece 23 that punches a hole, the press die includes last mould 27 and lower mould 28, it forms punching chamber 29 with the lower mould 28 closure to go up mould 27, upward set up oil storage chamber 61 in the mould 27, go up the diapire of mould 27 and seted up recess 62, sliding connection has kicking block 65 in the recess 62, recess 62 passes through passageway 63 and oil storage chamber 61 intercommunication, the junction of passageway 63 and oil storage chamber 61 is fixed with gasbag 64, be provided with depression bar 66 in the passageway 63, the kicking block 65 is connected with gasbag 64 to depression bar 66, go up mould 27 inside and seted up two above oil delivery ducts 67, oil storage chamber 61 is connected to oil delivery duct 67's one end, the other end of oil delivery duct 67 is connected to the bottom of last mould 27, be provided with first pressure valve 68 on oil delivery duct 67's the other end. And after the strip enters each stamping part, stamping in a stamping die. During punching, the upper die 27 and the lower die 28 press the strip material to punch and form the strip material. In the pressing process, the belt material contacts the top block 65 on the upper die 27, the top block 65 is pushed upwards, the top block 65 drives the pressing rod 66 to move upwards, and the pressing rod 66 moves upwards to push the air bag 64 into the oil storage cavity 61. The oil storage cavity 61 is filled with lubricating oil, the lubricating oil in the oil storage cavity 61 extrudes the first pressure valve 68 through the oil conveying channel 67 due to the extrusion of the air bag 64, the first pressure valve 68 is opened after being extruded, and the lubricating oil flows out from the first pressure valve 68 and flows into the stamping die to lubricate the belt material, so that the belt material can obtain a better lubricating effect in the stamping process. After the punching is finished, the upper die 27 and the lower die 28 are opened, the top block 65 is reset, the air bag 64 does not extrude the oil storage cavity 61 any more, at the moment, the oil storage cavity 61 is replenished with lubricating oil again, and the oil storage cavity 61 is in a full oil state.

Furthermore, the top of the oil storage chamber 61 is connected to an oil storage tank 71 through a first conduit 72, a second pressure valve 73 is arranged in the first conduit 72, the oil storage tank 71 is connected to the bottom of the oil injection tank 531 through a second conduit, and an oil well pump is arranged on the second conduit. When the air bag 64 is no longer pushed into the oil reservoir 61, the oil reservoir 61 is in a negative pressure state due to a decrease in the amount of oil, and at this time, the second pressure valve 73 opens, and the lubricating oil in the oil reservoir 71 flows into the oil reservoir 61 to fill the oil reservoir 61. And the second conduit is connected to the inside of the oil collecting hopper 539 of the spray head 538 box, so that the lubricating oil collected in the oil collecting hopper 539 can be supplemented into the oil storage tank 71 for lubricating and utilizing again, and unnecessary waste is reduced. The oil pump can increase the pressure of the lubricating oil entering the oil storage tank 71, so that the lubricating oil can be quickly and quickly filled into the oil storage tank 71.

Furthermore, material transferring mechanical arms 24 are arranged between the cutting stamping part 21 and the gear cutting flanging stamping part 22 and between the gear cutting flanging stamping part 22 and the punching stamping part 23, and a blanking robot 25 is arranged in front of the punching stamping part 23 and the receiving platform 3. The area material circulates between different stamping parts and advances to carry out the centre gripping through controller 4 control each commentaries on classics material arm 24, and after the punching press was accomplished, unloading robot 25 took the material from the stamping part to take on the take-up platform 3, made degree of automation improve in the whole production process, reduced artifical intervention, improved production's efficiency.

Other techniques of the present embodiment employ existing techniques.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.

Claims

1. The utility model provides a full-automatic stamping line of radiator main leaf which characterized in that: the punching device comprises a feeding device (1), a lubricating device (5) matched with the feeding device (1), a punching device and a receiving table (3) which are sequentially arranged, wherein the punching device comprises a cutting stamping part (21), a cutting tooth flanging stamping part (22) matched with the cutting stamping part (21) and a punching stamping part (23) matched with the cutting tooth flanging stamping part (22); the lubricating device (5) is matched with the cutting stamping part (21), and the punching stamping part (23) is matched with the receiving platform (3).

2. The full-automatic stamping production line for the main fins of the radiators according to claim 1, is characterized in that:

the lubricating device (5) comprises a thickness measuring part, an oil spraying box (531) and an oil spraying part, the oil spraying part is arranged in the oil spraying box (531), and the oil spraying box (531) is connected with the thickness measuring part;

survey thick piece including conveyer belt (517), thickness measuring cylinder (511), spring (513), ejector pin (512), runner (514), resistance strip (515) and connect electric block (516), thickness measuring cylinder (511) sets up in the top of conveyer belt (517), ejector pin (512) are pegged graft in the bottom of thickness measuring cylinder (511), be connected with spring (513) between ejector pin (512) top and thickness measuring cylinder (511), resistance strip (515) are fixed in the inner wall of thickness measuring cylinder (511), connect electric block (516) to be fixed in ejector pin (512) lateral wall, and connect electric block (516) and resistance strip (515) sliding connection, runner (514) rotate to be connected in the diapire of ejector pin (512), and runner (514) support on conveyer belt (517).

3. The full-automatic stamping production line for the main radiator fin as claimed in claim 2, wherein:

the oil injection part comprises clamping groups and spray heads (538), more than two clamping groups are arranged inside the oil injection tank (531) from left to right, the spray heads (538) are fixed on the inner top wall of the oil injection tank (531), and each clamping group comprises an upper slide block (533), a lower slide block (534), a rotary roller, a driving box (537) and a slide rail (532);

two smooth rollers parallel are fixed in the front and back both ends of the inner wall of oil spout case (531), equal sliding connection has slider (533) and lower slider (534) on two smooth rollers, it connects between two slider (533) to go up to change roller (535) and rotate, it connects between two lower slider (534) to change roller (536) to rotate, it all is provided with more than two elasticity clamp splice (530) on roller (535) and lower roller (536) to go up to change, drive box (537) are fixed in the middle part of slide rail (532), the internal rotation of drive box (537) is connected with drive gear (541), the bottom of upper slider (533) is connected with upper drive pole (542), the top of lower slider (534) is connected with lower drive pole (543), upper drive pole (542) and lower drive pole (543) all extend to drive box (537) in and mesh with drive gear (541).

4. The full-automatic stamping production line for the main radiator fin as claimed in claim 3, wherein:

the lubricating part further comprises a dust removing part, the dust removing part comprises an air box (521) and nozzles (523), the air box (521) is connected with the input end of the oil spraying box (531), a sponge roller (522) is rotatably connected to the input port of the air box (521), the sponge roller (522) is wrapped by viscose glue, and the nozzles (523) which are symmetrically arranged up and down are fixed on the inner wall of the air box (521).

5. The full-automatic stamping production line for the main radiator fin as claimed in claim 4, wherein:

an oil collecting hopper (539) is arranged at the inner bottom of the oil spraying tank (531), a valve (81) is arranged at the bottom of the oil collecting hopper (539), the oil collecting hopper (539) is fixed in the oil spraying tank (531) through a support, the oil collecting hopper (539) is located below the oil spraying piece, the valve (81) is fixed in an output pipe of the oil collecting hopper (539), and a pressure gauge (82) is arranged on the valve (81).

6. The full-automatic stamping production line for the main radiator fin as claimed in claim 5, wherein:

the cutting stamping part (21), incisor flanging stamping part (22) and punching stamping part (23) are internally provided with a stamping die, the stamping die comprises an upper die (27) and a lower die (28), the upper die (27) and the lower die (28) are closed to form a stamping cavity (29), an oil storage cavity (61) is formed in the upper die (27), the bottom wall of the upper die (27) is provided with a groove (62), the groove (62) is connected with a top block (65) in the groove (62), the groove (62) is communicated with the oil storage cavity (61) through a channel (63), an air bag (64) is fixed at the joint of the channel (63) and the oil storage cavity (61), a pressing rod (66) is arranged in the channel (63), the top block (65) and the air bag (64) are connected by the pressing rod (66), the upper die (27) is internally provided with more than two oil conveying channels (67), the oil storage cavity (61) is connected with one end of the oil conveying channel (67), the other end of the oil conveying channel (67) is connected to the bottom of the upper die (27), the other end of the oil delivery passage (67) is provided with a first pressure valve (68).

7. The full-automatic stamping production line for the main radiator fin as claimed in claim 6, wherein:

the top of oil storage chamber (61) is connected oil storage tank (71) through first pipe (72), is provided with second pressure valve (73) in first pipe (72), oil storage tank (71) through the second pipe with the bottom of spouting oil tank (531) is connected, is provided with the oil-well pump on the second pipe.

8. The full-automatic stamping production line for the main radiator fin as claimed in claim 7, wherein:

cut off stamping workpiece (21) with between incisor turn-ups stamping workpiece (22) and incisor turn-ups stamping workpiece (22) with all be provided with between punching stamping workpiece (23) and change material arm (24), punching stamping workpiece (23) with be provided with unloading robot (25) before socket (3).