CN217110627U - Special-shaped bent fin and processing die - Google Patents
Special-shaped bent fin and processing die Download PDFInfo
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- CN217110627U CN217110627U CN202220747428.2U CN202220747428U CN217110627U CN 217110627 U CN217110627 U CN 217110627U CN 202220747428 U CN202220747428 U CN 202220747428U CN 217110627 U CN217110627 U CN 217110627U
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- 238000005520 cutting process Methods 0.000 claims abstract description 111
- 238000005452 bending Methods 0.000 claims abstract description 84
- 238000007667 floating Methods 0.000 claims description 6
- 238000004080 punching Methods 0.000 claims description 6
- 238000010009 beating Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 description 10
- 206010066054 Dysmorphism Diseases 0.000 description 4
- 238000012797 qualification Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a special-shaped bent fin and a processing die, wherein the special-shaped bent fin comprises a fin body, two rows of through-tube holes arranged on the fin body and a bridge piece arranged between two adjacent through-tube holes at intervals; the fin comprises a fin body and is characterized in that a bending groove convenient to bend is formed in one side of the fin body, a bending notch is formed in the other side, corresponding to the bending groove, of the fin body, a virtual joint seam is formed between the bending notch and the bending groove, one end of the virtual joint seam is located on the bending notch, and the distance from the other end of the virtual joint seam to the bending groove is 1.2-1.6 mm. The processing die is provided with the transverse virtual cutting station before the transverse cutting station, so that virtual cutting of the bending position is completed while cutting is performed, a virtual cutting seam is formed, the fin is conveniently bent, the bending efficiency and precision of the fin are improved, and the qualified rate of the fin is improved. Can be widely applied to the field of fins and processing thereof.
Description
Technical Field
The utility model belongs to the technical field of radiator fin and the processing technique and specifically relates to a fin and mold processing of bending of dysmorphism is related to.
Background
Along with the compression of production cost, the processing requirement on the fin is tighter and tighter, namely, the precision is required to be met, the speed is high, and the processing cost is low. Especially, the special-shaped fin is particularly important for the detailed design of the fin and the typesetting design of the progressive die due to the complex structure, and the change and the adjustment of the detailed structure can greatly shorten the processing cost. The special-shaped bent fin is one of special-shaped fins, and the fin can be bent at a certain position according to the product requirement so as to change the direction of the fin. The conventional fin structure is unreasonable in special-shaped notch design, and meanwhile, a cutting machine is required to cut the position of the special-shaped notch before bending, so that the situations of inaccurate cutting position, over-cutting and under-cutting are possibly caused due to the influence of the precision of the cutting machine, the fin cannot be bent or broken according to a set shape, and the rejection rate of products is high. Therefore, the structure of the bending position of the fin needs to be optimized and adjusted to ensure the bending precision of the special-shaped bent fin and improve the qualification rate of finished products.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a fin and mold processing of bending of dysmorphism solves the current dysmorphism fin of bending and need the cutting before bending, inefficiency, problem that the product percent of pass is low.
The utility model provides a technical scheme that its technical problem adopted is: a special-shaped bent fin comprises a fin body, two rows of tube penetrating holes arranged on the fin body and bridge pieces arranged between every two adjacent tube penetrating holes at intervals; the fin comprises a fin body and is characterized in that a bending groove convenient to bend is formed in one side of the fin body, a bending notch is formed in the other side, corresponding to the bending groove, of the fin body, a virtual joint seam is formed between the bending notch and the bending groove, one end of the virtual joint seam is located on the bending notch, and the distance from the other end of the virtual joint seam to the bending groove is 1.2-1.6 mm.
In order to facilitate the fins to be folded from the virtual joint-cutting positions, the virtual joint-cutting is composed of a group of joint-cutting and a connection point between two adjacent joint-cutting, the length of the joint-cutting is 2-5 mm, and the length of the connection point is 0.5-1 mm.
In order to facilitate forming, simultaneously, the fin is prevented from being torn from other positions of the bending opening during bending, the bending opening is of a multi-stage ladder-shaped structure, transition slopes are arranged between adjacent ladders, and the bottom of the bending opening is of an arc-shaped structure.
Preferably, the bending gap is provided with two steps.
In order to facilitate bending, a bending hole is arranged between the bending groove and the virtual cutting seam.
The utility model also discloses a mold processing of the special-shaped bent fin, which comprises an extension station, a punching guide station, a thinning and stretching station, a bridge piece forming station, a secondary flanging station, an end cutting forming station, a middle cutting forming station, an edge cutting station, a longitudinal cutting and slitting station, a transverse virtual cutting station and a transverse cutting station which are arranged in sequence;
the longitudinal cutting slitting station is used for longitudinally slitting the sheet material into required fin width; and the transverse virtual cutting station is used for forming a virtual cutting seam between the bending notch and the bending groove of the fin body.
Furthermore, a guide station for adjusting the position of the sheet and ensuring the accuracy of the transverse virtual cutting position is arranged between the longitudinal cutting slitting station and the transverse virtual cutting station.
In order to ensure the position accuracy of the horizontal virtual cutting and reduce the volume of the die, the horizontal virtual cutting station and the transverse cutting station move synchronously.
Specifically, a virtual cutting upper knife and a virtual cutting lower knife which are matched with each other are arranged on the transverse virtual cutting station, a transverse cutting upper knife and a transverse cutting lower knife which are matched with each other are arranged on the transverse cutting station, the virtual cutting lower knife and the transverse cutting lower knife are fixedly arranged on a knife holder, and the knife holder is arranged on a lower template; the virtual cutting upper knife is fixedly arranged on the virtual cutting sliding plate, the virtual cutting sliding plate is arranged on the lower template in a floating mode, the transverse cutting upper knife is fixedly arranged on the transverse cutting sliding plate, and the transverse cutting sliding plate is arranged on the lower template in a floating mode; and striking rods are respectively arranged above the virtual cutting sliding plate and the transverse cutting sliding plate, are fixedly arranged on the upper template and are used for the virtual cutting sliding plate and the transverse cutting sliding plate along with the up-and-down movement of the upper template.
In order to facilitate switching between cutting and non-cutting, the virtual cutting sliding plate and the transverse cutting sliding plate are also provided with transversely arranged guide rods, the guide rods are provided with transversely movable sliding blocks, and striking blocks matched with the sliding blocks are fixedly arranged below the striking rods.
The utility model has the advantages that: the utility model discloses an adjustment to the fin structure sets up virtual joint-cutting between the fin opening of bending and the groove of buckling for the fin overcomes the virtual power of connecting point department of cutting when bending, can realize bending to the fin, and required dynamics is little, and this structure has avoided using the step of cutting machine cutting before bending, has saved the time and the cost of processing, simultaneously, has also overcome the problem that cutting machine cutting accuracy can't guarantee, thereby improves the qualification rate of product. The bending opening is of a step-shaped structure, so that the bending opening is convenient to machine and form, and meanwhile, the phenomenon that products are scrapped due to tearing from other positions of the bending opening when the bending opening is bent can be effectively avoided. The machining die is characterized in that a guide station is arranged in front of a transverse virtual cutting station through station adjustment, so that the position accuracy of a sheet entering the transverse virtual cutting station is guaranteed, meanwhile, the transverse virtual cutting station and the transverse cutting station are placed on a sub-die and move synchronously, the position accuracy of the transverse virtual cutting is guaranteed, transverse virtual cutting of a fin is guaranteed according to a set position, and the qualified rate of machining the fin is improved. The sliding block is matched with the striking block, so that transverse virtual cutting can be switched between cutting and uncut cutting conveniently.
The present invention will be described in more detail with reference to the accompanying drawings and examples.
Drawings
Fig. 1 is the structural schematic diagram of the special-shaped bent fin of the present invention.
Fig. 2 is a partially enlarged view of a in fig. 1.
Fig. 3 is the design layout of the middle mold of the present invention.
Fig. 4 is a longitudinal structure schematic diagram of the middle transverse virtual cutting station and the transverse cutting station die of the utility model.
Fig. 5 is a schematic view of the transverse structure of the middle transverse virtual cutting station of the present invention.
Fig. 6 is a schematic view of the transverse structure of the middle transverse cutting station of the present invention.
Detailed Description
In the embodiment, as shown in fig. 1 and fig. 2, a profiled bent fin comprises a fin body 1, two rows of through holes 2 arranged on the fin body 1, and a bridge piece 3 arranged between two adjacent through holes 2 at intervals. The two rows of the through holes 2 and the bridge pieces 3 are arranged in a staggered manner. The fin comprises a fin body 1 and is characterized in that a bending groove 4 convenient to bend is formed in one side of the fin body 1, a bending opening 5 is formed in the other side, corresponding to the bending groove 4, of the fin body 1, a virtual joint seam 6 is arranged between the bending opening 5 and the bending groove 4, one end of the virtual joint seam 6 is located on the bending opening 5, and the distance from the other end of the virtual joint seam to the bending groove 4 is 1.2-1.6 mm. In order to facilitate bending, a bending hole 7 is formed between the bending groove 4 and the virtual joint seam 6, the distance between the bending hole 7 and the bending groove 4 is 1.2-1.6 mm, and the virtual joint seam 6 extends to the position of the bending hole 7.
The virtual joint-cutting 6 is composed of a group of joint-cutting 61 and a connection point 62 between two adjacent joint-cutting 61, and the length of the joint-cutting 61 is 2-5 mm and the length of the connection point 62 is 0.5-1 mm. Through setting up virtual joint-cutting between opening and the groove of buckling at the fin of bending for the fin overcomes the joint force of virtual joint department when bending, can realize bending to the fin, and required dynamics is little, and this structure has avoided using the step of cutting machine cutting before bending, has saved the time and the cost of processing, simultaneously, has also overcome the problem that cutting machine cutting precision can't be guaranteed, thereby improves the qualification rate of product.
The bending opening 5 is of a multi-stage ladder-shaped structure, a transition slope 51 is arranged between adjacent ladders, and preferably, the bending opening 5 is provided with two stages of ladders; the bottom of the bending gap 5 is of an arc-shaped structure. This opening 5 structure of bending makes things convenient for the machine-shaping promptly, can guarantee again to tear along virtual joint-cutting 6 when bending, and the fin tears from other positions of opening 5 of bending when avoiding bending to improve the qualification rate of product.
A processing die for processing the special-shaped bent fin comprises a stretching station g1, a punching station g2, a punching and straightening station g3, a thinning and stretching station g4, a bridge piece forming station g5, a secondary flanging station g6, an end cutting forming station g7, a middle cutting forming station g8, an edge cutting station g9, a longitudinal cutting and splitting station g10, a transverse virtual cutting station g11 and a transverse cutting station g12 which are sequentially arranged as shown in figure 3;
the stretching station g1 completes stretching of the perforated pipe hole 2 through five steps, and then completes punch forming of the perforated pipe hole 2 through the punching station g 2; punching guide station g3 is used for adjusting the position of shaping sheet, the tensile station g4 of attenuation is used for the shaping of whole hole, bridge piece shaping station g5 is used for shaping bridge piece 3, secondary turn-ups station g6 is used for the shaping of secondary hole flanging, end cutting shaping station g7 is used for shaping fin tip dysmorphism, well cutting shaping station g8 is used for shaping bending groove 4, the shape of bending opening 5 and bending hole 7. The edge cutting station g9 is used for cutting redundant waste edges on two sides of the sheet, and the longitudinal cutting slitting station g10 is used for longitudinally cutting the sheet into required fin width; the transverse virtual cutting station g11 is used for forming a virtual cutting seam 6 between the bending notch 5 and the bending groove 4 of the fin body 1. The cross cutting station g12 is used to cut the sheet material transversely into individual fins. In order to ensure the accuracy of the positions of the fin sheets on the transverse virtual cutting station g11 and the transverse virtual cutting station g12, a guide station g13 used for adjusting the positions of the fin sheets to ensure the accuracy of the transverse virtual cutting position is further arranged between the longitudinal cutting slitting station g10 and the transverse virtual cutting station g 11. The transverse virtual cutting station g11 and the transverse cutting station g12 move synchronously to complete virtual cutting and cutting of the sheet materials.
As shown in fig. 4 to 6, the horizontal virtual cutting station g11 is provided with a virtual cutting upper blade 10 and a virtual cutting lower blade 20 which are matched with each other, the horizontal cutting station g12 is provided with a horizontal cutting upper blade 30 and a horizontal cutting lower blade 40 which are matched with each other, the virtual cutting upper blade 20 and the horizontal cutting lower blade 40 are fixedly installed on a blade holder 50, and the blade holder 50 is arranged on the lower template 60. A limiting cushion block 140 is arranged between the virtual lower knife 20 and the transverse cutting lower knife 40, a transverse cutting lower knife positioning block 150 is further arranged on the knife holder 50, and the limiting cushion block 140 and the transverse cutting lower knife 40 are fixedly arranged on the transverse cutting lower knife positioning block 150.
The virtual cutting upper knife 10 is fixedly installed on the virtual cutting sliding plate 70, the virtual cutting sliding plate 70 is installed on the knife holder 50 in a floating manner, specifically, a group of supporting springs 160 is arranged between the virtual cutting sliding plate 70 and the knife holder 50, a first waist-shaped hole 701 in the vertical direction is formed in the virtual cutting sliding plate 70, and a limiting bolt 501 matched with the first waist-shaped hole 701 is arranged on the knife holder 50. The transverse cutting upper knife 30 is fixedly arranged on a transverse cutting sliding plate 80, and the transverse cutting sliding plate 80 is arranged on the knife holder 50 in a floating mode; the specific installation structure is the same as the virtual cutting sliding plate 70, that is, a set of supporting springs 160 is arranged between the transverse cutting sliding plate 80 and the tool apron 50, the transverse cutting sliding plate 80 is provided with a second kidney-shaped hole 801, and the tool apron 50 is provided with a limit bolt 501 which is matched with the second kidney-shaped hole 801.
And a beating rod 90 is respectively arranged above the virtual cutting sliding plate 70 and the transverse cutting sliding plate 80, and the beating rod 90 is fixedly arranged on the upper template 100 and is used on the virtual cutting sliding plate 70 and the transverse cutting sliding plate 80 along with the up-and-down movement of the upper template 100, so that the virtual cutting upper knife 10 and the transverse cutting upper knife 30 are driven to move downwards, the spring supporting force is overcome, and the virtual cutting upper knife 10 and the transverse cutting lower knife 40 are respectively matched with each other to complete the virtual cutting and the cutting of the fins.
In order to further improve the universality of the mold, the virtual cutting sliding plates 70 and the transverse cutting sliding plates 80 are also fixedly provided with guide rods 110 which are arranged transversely, the guide bar 110 is provided with a sliding block 120 capable of moving transversely, the sliding block 120 is in a U-shaped structure with an upward opening, a striking block 130 matched with the sliding block 120 is fixedly arranged below the striking rod 90, the striking block 130 is of a U-shaped structure with a downward opening, when the end surface of the sliding block 120 is engaged with the end surface of the striking block 130, the striking block 130 moves downward to drive the sliding block 120 to move downward, thereby driving the virtual cutting sliding plate 70 or the transverse cutting sliding plate 80 to move downwards to realize virtual cutting and transverse cutting, when the end surface of the sliding block 120 faces the U-shaped concave surface of the striking block 130, the striking block 130 moves downward, the end surface of the striking block 130 does not contact the sliding block 120, and the virtual cut sliding plate 70 or the transverse cut sliding plate 80 does not move, so that the fins are not virtual cut or cut.
The invention has been described above by way of example with reference to the accompanying drawings. Obviously, the specific implementation of the present invention is not limited by the above-described manner. As long as the method conception and the technical scheme of the utility model are adopted for various insubstantial improvements; or without improvement, the above conception and technical solution of the present invention can be directly applied to other occasions, all within the protection scope of the present invention.
Claims (10)
1. A special-shaped bent fin comprises a fin body (1), two rows of through hole (2) arranged on the fin body (1) and bridge pieces (3) arranged between two adjacent through hole (2) at intervals; the method is characterized in that: one side of the fin body (1) is provided with a bending groove (4) convenient to bend, the other side of the fin body (1) corresponding to the bending groove (4) is provided with a bending opening (5), a virtual joint seam (6) is arranged between the bending opening (5) and the bending groove (4), one end of the virtual joint seam (6) is located on the bending opening (5), and the distance from the other end to the bending groove (4) is 1.2-1.6 mm.
2. The profiled bent fin as claimed in claim 1, wherein: the virtual cutting seam (6) is composed of a group of cutting seams (61) and connecting points (62) between two adjacent cutting seams (61), the length of each cutting seam (61) is 2-5 mm, and the length of each connecting point (62) is 0.5-1 mm.
3. The profiled bent fin as claimed in claim 1, wherein: the bending opening (5) is of a multi-stage ladder-shaped structure, a transition slope (51) is arranged between every two adjacent ladders, and the bottom of the bending opening (5) is of an arc-shaped structure.
4. The profiled bent fin as claimed in claim 3, wherein: the bending opening (5) is provided with two steps.
5. The profiled bent fin as claimed in claim 1, wherein: a bending hole (7) is arranged between the bending groove (4) and the virtual cutting seam (6).
6. A processing die for processing the special-shaped bent fin as claimed in any one of claims 1 to 5, characterized in that: the device comprises an extension station, a punching guide station, a thinning and stretching station, a bridge piece forming station, a secondary flanging station, an end cutting forming station, a middle cutting forming station, an edge cutting station, a longitudinal cutting and slitting station, a transverse virtual cutting station and a transverse cutting station which are arranged in sequence;
the longitudinal cutting slitting station is used for longitudinally slitting the sheet into required fin widths; the transverse virtual cutting station is used for forming a virtual cutting seam (6) between the bending notch (5) and the bending groove (4) of the fin body (1).
7. The mold for processing irregularly-shaped bent fins as claimed in claim 6, wherein: and a guide station for adjusting the position of the sheet and ensuring the accuracy of the transverse virtual cutting position is also arranged between the longitudinal cutting slitting station and the transverse virtual cutting station.
8. The mold for processing a profiled bent fin as claimed in claim 6, wherein: and the transverse virtual cutting station and the transverse cutting station are synchronously carried out.
9. The mold for processing a profiled bent fin as claimed in claim 8, wherein: the horizontal virtual cutting station is provided with a virtual cutting upper knife (10) and a virtual cutting lower knife (20) which are matched with each other, the transverse cutting station is provided with a transverse cutting upper knife (30) and a transverse cutting lower knife (40) which are matched with each other, the virtual cutting lower knife (20) and the transverse cutting lower knife (40) are fixedly arranged on a knife holder (50), and the knife holder (50) is arranged on a lower template (60); the virtual cutting upper knife (10) is fixedly arranged on a virtual cutting sliding plate (70), the virtual cutting sliding plate (70) is arranged on a knife block (50) in a floating mode, the transverse cutting upper knife (30) is fixedly arranged on a transverse cutting sliding plate (80), and the transverse cutting sliding plate (80) is arranged on the knife block (50) in a floating mode; beating rods (90) are respectively arranged above the virtual cutting sliding plates (70) and the transverse cutting sliding plates (80), and the beating rods (90) are fixedly arranged on the upper template (100) and are used for the virtual cutting sliding plates (70) and the transverse cutting sliding plates (80) along with the up-and-down movement of the upper template (100).
10. The mold for processing a profiled bent fin as claimed in claim 9, wherein: the virtual cutting sliding plate (70) and the transverse cutting sliding plate (80) are also provided with guide rods (110) which are transversely arranged, sliding blocks (120) which can transversely move are arranged on the guide rods (110), and striking blocks (130) matched with the sliding blocks (120) are fixedly arranged below the striking rods (90).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220747428.2U CN217110627U (en) | 2022-04-01 | 2022-04-01 | Special-shaped bent fin and processing die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220747428.2U CN217110627U (en) | 2022-04-01 | 2022-04-01 | Special-shaped bent fin and processing die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217110627U true CN217110627U (en) | 2022-08-02 |
Family
ID=82577401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220747428.2U Active CN217110627U (en) | 2022-04-01 | 2022-04-01 | Special-shaped bent fin and processing die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217110627U (en) |
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2022
- 2022-04-01 CN CN202220747428.2U patent/CN217110627U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A Type of Irregular Bending Fin and Processing Mold Granted publication date: 20220802 Pledgee: China Postal Savings Bank Co.,Ltd. Xiuning County Branch Pledgor: HUANGSHAN SANJIA YIHUA PRECISION MACHINE Co.,Ltd. Registration number: Y2024980005354 |