CN212884455U - Forming die assembly of automobile front wall baffle upper control plate - Google Patents
Forming die assembly of automobile front wall baffle upper control plate Download PDFInfo
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- CN212884455U CN212884455U CN202020975611.9U CN202020975611U CN212884455U CN 212884455 U CN212884455 U CN 212884455U CN 202020975611 U CN202020975611 U CN 202020975611U CN 212884455 U CN212884455 U CN 212884455U
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Abstract
The utility model discloses a forming die assembly of an upper control panel of a front wall baffle of an automobile, after a sheet material enters from the forming die assembly, five times of forming processes are carried out in the forming die assembly, a pair of forming dies is arranged in each forming process, an upper die component of each pair of forming dies is connected on an upper die fixing plate of the forming die assembly, and a lower die component of each pair of forming dies is connected on a lower die fixing plate of the forming die assembly; five forming die respectively include in proper order: the device comprises a primary stretching forming die, a secondary trimming side trimming punching forming die, a third flanging shaping forming die, a fourth punching side trimming forming die and a fifth trimming side trimming punching forming die. Therefore, after multiple times of forming, the common problems in the prior art can be effectively eliminated, particularly the problems of wrinkling and cracking are optimally solved, the distortion is reduced on the premise that the product is not cracked and does not wrinkle, and the size of the product is ensured to meet the requirements.
Description
Technical Field
The utility model relates to a technical field of mould specifically says a enclose forming die assembly of baffle upper portion control panel before car.
Background
At present, more and more people select the automobile as a travel tool, and the upper control panel of the front enclosing baffle plate of the automobile is positioned on the front side of the cab and is a stressed part, so that the safety of the automobile is concerned, and the requirements of automobile manufacturers on products are higher. For example, the thinning rate cannot exceed the standard during product molding, dark cracks cannot occur, the product flatness needs to meet the assembly requirement, the side line requirement needs to reach the high standard, and the like. The former automobile front surrounding baffle upper portion control panel adopts cast iron casting to form, but owing to receive the influence of factors such as casting technique, the structure of enclosing baffle upper portion control panel all is comparatively crude before the automobile, and is whole comparatively heavy, and the material is extravagant serious. At present, the automobile front wall baffle lower control plate formed by die forging of forging and stamping equipment appears in the market, and is a common forming mode. However, the prior art integrally forming process for the cowl top upper control panel of the automobile shown in fig. 1 cannot be made with the required precision because:
1) the upper control plate of the automobile front enclosing baffle shown in the attached figure 1 comprises a left control plate 1-1 and a right control plate 1-2 which are arranged in a bilateral symmetry mode and provided with irregular large through holes 1-4, and a middle plate 1-3 connected with the left control plate 1-1 and the right control plate 1-2, wherein the left control plate and the right control plate are respectively composed of irregular surfaces such as inclined surfaces, curved surfaces and the like, and a plurality of mounting holes are further arranged, so that the profile of a product is large in undulation, particularly the two large through holes arranged on the left side and the right side, the strength of plates around the large through holes is insufficient, the integral thickness of the product is 1.5mm, and therefore, wrinkling and twisting phenomena are easy to occur in the forming process;
2) in the lower control plate of the automobile front wall baffle shown in the attached figure 1, irregular large through holes 1-4 are formed in the concave surface of the top of the product, and grooves and small through holes 1-5 are formed in the side surface of the product, so that demoulding is very difficult after forming.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a form die assembly of enclosing baffle upper portion control panel before the car of wrinkling, the fracture scheduling problem that appears when avoiding the shaping is provided.
In order to solve the technical problem, the utility model provides a forming die assembly of automobile front wall baffle upper portion control panel, after the sheet material gets into from forming die assembly, five times of shaping processes are carried out in forming die assembly to set up a pair of forming die in the shaping process each time, the upper die assembly of each pair of forming die all connects on the upper die fixed plate of forming die assembly, the lower die assembly of each pair of forming die all connects on the lower die fixed plate of forming die assembly; five forming die respectively include in proper order:
the one-step stretch forming die is used for obtaining one-step formed semi-finished products, all planes, curved surfaces and outline contours of products are formed from the blank plate, and grooves with the same positions as the positions of the large through holes of the products are formed on the left control plate and the right control plate;
trimming and punching a forming die on the secondary trimming side to obtain a secondary forming semi-finished product, respectively trimming and forming a local upper edge, a local outer edge and a local lower edge of the left control plate, a local upper edge, a local outer edge and a local lower edge of the right control plate, and punching large gaps on connecting plates between the left control plate and the right control plate on the left control plate and the right control plate, respectively punching and forming two irregular transition through holes at grooves on the left control plate and the right control plate, wherein the two transition through holes at each groove are positioned on the left side and the right side of the groove, and punching and forming an upper through hole and a lower through hole on the middle plate;
carrying out third-time flanging, shaping and forming on the outer contour of the product to obtain a third-time formed semi-finished product;
punching a side punching hole side trimming forming die for four times to obtain a semi-finished product formed for four times, respectively punching mounting holes on the periphery of the formed product, and performing side trimming forming on other edges of the remaining product in the secondary trimming side trimming punching hole forming die;
and (5) trimming, punching and forming the die at the trimming side and the trimming side to obtain a finished product, and respectively punching and forming the large through holes on the left control plate and the right control plate, the notch on the upper edge of the punched and formed product, the left edge and the right edge of the product, trimming and forming the left edge and the right edge of the product, and shaping and forming the whole product.
Go up the mould subassembly including being used for fashioned last mould shaping block among the stretch forming die, should go up mould shaping block including forming a plurality of shaping blocks of whole product upper surface, every shaping block is connected on last mould.
In the secondary trimming side trimming punching forming die, a forming device for partially trimming the outer edges of the left control plate and the right control plate comprises a side profile forming block, a lower connecting seat, a sliding block and an oil cylinder assembly; the side profile forming block is connected with one end of the sliding block, the lower end of the sliding block is connected with the lower connecting seat in a sliding manner, the lower connecting seat is connected to the lower die, the oil cylinder assembly is located in the sliding block and is connected with the upper die through the oil cylinder fixing plate, and the free end of a piston rod in the oil cylinder assembly is connected with the sliding block; and a stop device is arranged between the sliding block and the lower die.
The lower end of the sliding block is in sliding connection with the lower connecting seat, namely, the upper end face of the lower connecting seat is an inclined plane and is connected with a sliding strip, the sliding contact surface of the sliding strip is a V-shaped surface, and the lower end of the sliding block is provided with a sliding groove which is in sliding fit with the sliding strip and is provided with a V-shaped groove.
The stop device is arranged between the sliding block and the lower die, and comprises a descending stop device used for limiting the sliding of the sliding block when sliding downwards and an ascending stop device used for limiting the sliding of the sliding block when sliding upwards.
The descending stop device comprises a descending stop block, the lower end of the descending stop block is fixedly connected with the lower die, one surface of the upper end, facing the sliding block, is an inclined surface, and the inclined direction of the inclined surface is perpendicular to the sliding direction of the sliding block.
The upper-row stop device comprises an upper-row stop plate and an upper-row contact block, wherein the upper-row stop plate is in an inverted L shape, and the upper-row contact block is in an L shape; the lower end of the ascending stop plate is fixedly connected with the lower die, the upper end of the ascending contact block is tightly abutted to the lower end of the ascending contact block when the sliding block ascends or is separated from the lower end of the ascending contact block when the sliding block descends, and the upper end of the ascending contact block is fixedly connected with the side wall of the sliding block.
The four-time punching side trimming forming die comprises a waste material slide way for removing waste materials generated in forming, wherein the waste material slide way comprises an upper slide way and a lower slide way; the upper slideway is connected to the lower die, the upper end of the lower slideway is hinged to the lower end of the upper slideway, and the lower end of the lower slideway is freely abutted to the lower die bottom plate.
After the forming die is adopted, compared with the prior art, the forming die has the following advantages:
because through many times of after shaping, can effectively eliminate the common problem that appears among the prior art, especially the problem of distortion and fracture obtains the best solution, in the forming process, reduces the difference of main strain and vice strain, can guarantee under the product does not ftracture the indelible prerequisite, reduces the distortion, and the resilience that the periphery of the big through-hole on product left control panel and the right control panel produced when the shaping especially obtains effectual compensation to guarantee that the product size reaches the requirement.
Drawings
Fig. 1 is the part structure schematic diagram of the utility model discloses well preceding baffle upper portion control panel of car.
Fig. 2 is the utility model discloses enclose before the car in the forming die assembly of baffle upper portion control panel one shot forming die's schematic structure.
Fig. 3 is the utility model discloses enclose before the car in the forming die assembly of baffle upper portion control panel secondary forming die's local structure schematic diagram.
Fig. 4 is a schematic structural view of the forming device for partially trimming the outer side edge in fig. 3.
Fig. 5 is the utility model discloses enclose before the car in the forming die assembly of baffle upper portion control panel quartic forming die's local structure schematic diagram.
Wherein: 1. an upper control panel of a front wall baffle of the automobile; 1-1, a left control panel; 1-2, a right control panel; 1-3, a middle plate; 1-4, irregular large through holes; 1-5, small through holes; 2. forming a block; 3. forming blocks for side profiles; 4. a slider; 5. an upper row contact block; 6. an upper stop plate; 7. a downlink stop block; 8. an oil cylinder assembly; 9. an oil cylinder fixing plate; 10. a lower connecting seat; 11. a waste chute.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
With reference to fig. 1 to 5, the structure diagram of the forming mold assembly of the upper control panel of the automobile front surrounding baffle of the present invention is shown, the forming mold assembly of the upper control panel of the automobile front surrounding baffle is provided, after the sheet material enters from the forming mold assembly, five forming processes are performed in the forming mold assembly, and a pair of forming molds is provided in each forming process, the upper mold assembly of each pair of forming molds is connected to the upper mold fixing plate of the forming mold assembly, and the lower mold assembly of each pair of forming molds is connected to the lower mold fixing plate of the forming mold assembly; five forming die respectively include in proper order:
a one-step stretching forming die is used for obtaining a one-step forming semi-finished product, each plane, curved surface and outline of the product are formed from a blank plate, and grooves with the same positions as the irregular large through holes 1-4 of the product are formed on the left control plate 1-1 and the right control plate 1-2;
trimming and punching a forming die at the secondary trimming side to obtain a secondary forming semi-finished product, respectively trimming and forming a local upper edge, a local outer edge and a local lower edge of the left control plate 1-1, a local upper edge, a local outer edge and a local lower edge of the right control plate 1-2, respectively punching and forming two irregular transition through holes at grooves on the left control plate 1-1 and the right control plate 1-21-2, wherein the two transition through holes at each groove are positioned at the left side and the right side of the groove, and punching and forming an upper through hole and a lower through hole on the middle plate 1-3;
carrying out third-time flanging, shaping and forming on the outer contour of the product to obtain a third-time formed semi-finished product;
punching a side punching hole side trimming forming die for four times to obtain a semi-finished product formed for four times, respectively punching mounting holes on the periphery of the formed product, and performing side trimming forming on other edges of the remaining product in the secondary trimming side trimming punching hole forming die;
and (3) trimming, punching and forming the irregular large through holes 1-4 on the left control plate 1-1 and the right control plate 1-2, the notch on the upper edge of the punched and formed product, the left and right edges of the product, trimming and forming the left and right edges of the product, and shaping and forming the whole product.
Go up the mould subassembly including the last mould shaping block that is used for the shaping in the stretch forming mould, should go up mould shaping block including forming a plurality of shaping blocks 2 of whole product upper surface, every shaping block 2 is connected on last mould.
In the secondary trimming side trimming punching forming die, a forming device for partially trimming the outer edges of the left and right control plates 1-2 comprises a side profile forming block 3, a lower connecting seat 10, a sliding block 4 and an oil cylinder assembly 8; the side profile forming block 3 is connected with one end of a sliding block 4, the lower end of the sliding block 4 is connected with a lower connecting seat 10 in a sliding manner, the lower connecting seat 10 is connected to a lower die, an oil cylinder assembly 8 is positioned in the sliding block 4 and is connected with an upper die through an oil cylinder fixing plate 9, and the free end of a piston rod in the oil cylinder assembly 8 is connected with the sliding block 4; and a stop device is arranged between the sliding block 4 and the lower die.
The lower end of the sliding block 4 is connected with the lower connecting seat 10 in a sliding mode, namely, the upper end face of the lower connecting seat 10 is an inclined plane and is connected with a sliding strip, the sliding contact surface of the sliding strip is a V-shaped surface, and the lower end of the sliding block 4 is provided with a sliding groove which is in sliding fit with the sliding strip and is provided with a V-shaped groove.
The stop device is arranged between the sliding block 4 and the lower die, and comprises a descending stop device used for limiting the sliding of the sliding block when sliding downwards and an ascending stop device used for limiting the sliding of the sliding block when sliding upwards.
The descending stop device comprises a descending stop block 7, the lower end of the descending stop block 7 is fixedly connected with the lower die, one surface of the upper end, facing the sliding block 4, is an inclined surface, and the inclined direction of the inclined surface is perpendicular to the sliding direction of the sliding block 4.
The upper-row stop device comprises an upper-row stop plate 6 and an upper-row contact block 5, wherein the upper-row stop plate 6 is in an inverted L shape, and the upper-row contact block 5 is in an L shape; the lower end of the upward stop plate 6 is fixedly connected with the lower die, the upper end of the upward contact block 5 is tightly abutted against the lower end of the upward contact block 4 when the slide block 4 moves upward or is separated from the lower end of the upward contact block 5 when the slide block 4 moves downward, and the upper end of the upward contact block 5 is fixedly connected with the side wall of the slide block 4.
The four-time punching side trimming forming die comprises a waste material slide way 11 for discharging waste materials generated in forming, wherein the waste material slide way 11 comprises an upper slide way and a lower slide way; the upper slideway is connected to the lower die, the upper end of the lower slideway is hinged to the lower end of the upper slideway, and the lower end of the lower slideway is freely abutted to the lower die bottom plate.
The above description is only a preferred and feasible embodiment of the present invention, and therefore, the scope of the present invention should not be limited by the above description, and various other modifications made by the technical solutions and concepts of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a enclose forming die assembly of baffle upper portion control panel before car which characterized in that: after the sheet material enters from the forming die assembly, five forming processes are carried out in the forming die assembly, and a pair of forming dies is arranged in each forming process, an upper die component of each pair of forming dies is connected to an upper die fixing plate of the forming die assembly, and a lower die component of each pair of forming dies is connected to a lower die fixing plate of the forming die assembly; five forming die respectively include in proper order:
the one-step stretch forming die is used for obtaining one-step formed semi-finished products, each plane, curved surface and outline of the product are formed from the blank plate, and meanwhile, grooves with the same positions as the irregular large through holes (1-4) of the product are formed on the left control plate (1-1) and the right control plate (1-2);
trimming and punching a forming die at the secondary trimming side to obtain a secondary forming semi-finished product, respectively trimming and forming a local upper edge, a local outer edge and a local lower edge of a left control plate (1-1), a local upper edge, a local outer edge and a local lower edge of a right control plate (1-2), punching and forming two irregular transition through holes at grooves on the left control plate (1-1) and the right control plate (1-2), wherein the two transition through holes at each groove are positioned at the left side and the right side of the groove, and punching and forming an upper through hole and a lower through hole on a middle plate (1-3);
carrying out third-time flanging, shaping and forming on the outer contour of the product to obtain a third-time formed semi-finished product;
punching a side punching hole side trimming forming die for four times to obtain a semi-finished product formed for four times, respectively punching mounting holes on the periphery of the formed product, and performing side trimming forming on other edges of the remaining product in the secondary trimming side trimming punching hole forming die;
and (3) trimming, punching and forming the die at the trimming side and the trimming side for five times to obtain a finished product, and respectively punching and forming irregular large through holes (1-4) on the left control plate (1-1) and the right control plate (1-2), gaps on the upper edge of the punched and formed product, trimming and forming the left and right outer edges of the product, and shaping and forming the whole product.
2. The molding die assembly of the automobile cowl top control panel according to claim 1, wherein: the upper die assembly in the one-time stretch forming die comprises an upper die forming block for forming, the upper die forming block comprises a plurality of forming blocks (2) for forming the upper surface of the whole product, and each forming block (2) is connected to an upper die.
3. The molding die assembly of the automobile cowl top control panel according to claim 1, wherein: in the secondary trimming side trimming punching forming die, a forming device for partially trimming the outer edges of the left and right control plates (1-2) comprises a side profile forming block (3), a lower connecting seat (10), a sliding block (4) and an oil cylinder assembly (8); the side profile forming block (3) is connected with one end of the sliding block (4), the lower end of the sliding block (4) is connected with the lower connecting seat (10) in a sliding mode, the lower connecting seat (10) is connected to the lower die, the oil cylinder assembly (8) is located in the sliding block (4) and is connected with the upper die through the oil cylinder fixing plate (9), and the free end of a piston rod in the oil cylinder assembly (8) is connected with the sliding block (4); and a stop device is arranged between the sliding block (4) and the lower die.
4. The molding die assembly for the upper control plate of the dash panel of claim 3, wherein: the lower end of the sliding block (4) is in sliding connection with the lower connecting seat (10), namely, the upper end face of the lower connecting seat (10) is an inclined plane and is connected with a sliding strip, the sliding contact surface of the sliding strip is a V-shaped surface, and the lower end of the sliding block (4) is provided with a sliding groove which is in sliding fit with the sliding strip and is provided with a V-shaped groove.
5. The molding die assembly for the upper control plate of the dash panel of claim 3, wherein: the stop device is arranged between the sliding block (4) and the lower die, and comprises a descending stop device used for limiting the sliding of the sliding block when sliding downwards and an ascending stop device used for limiting the sliding of the sliding block when sliding upwards.
6. The molding die assembly of the automobile cowl top control panel according to claim 5, wherein: the descending stop device comprises a descending stop block (7), the lower end of the descending stop block (7) is fixedly connected with the lower die, one surface of the upper end, facing the sliding block (4), is an inclined surface, and the inclined direction of the inclined surface is perpendicular to the sliding direction of the sliding block (4).
7. The molding die assembly of the automobile cowl top control panel according to claim 5, wherein: the upper-row stop device comprises an upper-row stop plate (6) and an upper-row contact block (5), wherein the upper-row stop plate (6) is in an inverted L shape, and the upper-row contact block (5) is in an L shape; the lower end of the ascending stop plate (6) is fixedly connected with the lower die, the upper end of the ascending contact block (5) is tightly abutted to the lower end of the ascending contact block (4) when the sliding block (4) ascends or is separated from the lower end of the ascending contact block (5) when the sliding block (4) descends, and the upper end of the ascending contact block (5) is fixedly connected with the side wall of the sliding block (4).
8. The molding die assembly of the automobile cowl top control panel according to claim 1, wherein: the four-time punching side trimming forming die comprises a waste material slide way (11) for discharging waste materials generated in forming, wherein the waste material slide way (11) comprises an upper slide way and a lower slide way; the upper slideway is connected to the lower die, the upper end of the lower slideway is hinged to the lower end of the upper slideway, and the lower end of the lower slideway is freely abutted to the lower die bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020975611.9U CN212884455U (en) | 2020-06-01 | 2020-06-01 | Forming die assembly of automobile front wall baffle upper control plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020975611.9U CN212884455U (en) | 2020-06-01 | 2020-06-01 | Forming die assembly of automobile front wall baffle upper control plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212884455U true CN212884455U (en) | 2021-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020975611.9U Active CN212884455U (en) | 2020-06-01 | 2020-06-01 | Forming die assembly of automobile front wall baffle upper control plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212884455U (en) |
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2020
- 2020-06-01 CN CN202020975611.9U patent/CN212884455U/en active Active
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