CN111974885A - Mold for automobile skylight assembly and manufacturing process thereof - Google Patents
Mold for automobile skylight assembly and manufacturing process thereof Download PDFInfo
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- CN111974885A CN111974885A CN202010904809.2A CN202010904809A CN111974885A CN 111974885 A CN111974885 A CN 111974885A CN 202010904809 A CN202010904809 A CN 202010904809A CN 111974885 A CN111974885 A CN 111974885A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/001—Shaping combined with punching, e.g. stamping and perforating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/002—Processes combined with methods covered by groups B21D1/00 - B21D31/00
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/88—Making other particular articles other parts for vehicles, e.g. cowlings, mudguards
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- Mechanical Engineering (AREA)
- Punching Or Piercing (AREA)
Abstract
The invention discloses a mould for an automobile skylight component and a manufacturing process thereof, which sequentially comprises a drawing mould, a first shearing mould, a second shearing mould, a shaping mould, a third shearing mould, a first shearing and punching mould and a second shearing and punching mould according to the manufacturing sequence; the drawing die comprises a first upper die and a first lower die, wherein a female die is arranged on the lower surface of the first upper die, a pressure variable cavity is arranged on one side of the female die, a male die is arranged on the upper surface of the first lower die, a pressure variable ring is arranged on one side of the male die, the female die is arranged corresponding to the male die, and the pressure variable cavity is arranged corresponding to the pressure variable ring; an arc concave part concavely arranged towards the male die is arranged at the joint of the pressure variable ring and the male die, and an arc convex part convexly arranged towards the female die is arranged at the joint of the pressure variable cavity and the female die; borrow this, it has realized the one-time forming process of sunroof subassembly, has improved degree of automation, has reduced the conversion of work piece, need not intermittent type formula and shifts the location, has improved machining precision and production efficiency, has reduced manufacturing cost.
Description
Technical Field
The invention relates to the technical field of automobile manufacturing, in particular to a mold for an automobile skylight assembly and a manufacturing process thereof.
Background
With the rapid development of the national automobile industry, the yield of each large automobile manufacturer is greatly improved. Therefore, automobile part suppliers have strict control on the number of the die in the production process. Parts suppliers desire to produce acceptable parts with as few passes as possible, minimizing the number of machine tools and operators involved to maximize economic benefits. In the manufacturing of the sunroof assembly, various dies are used for forming, and generally, a workpiece to be processed is subjected to drawing, shearing, forming and other processes in the dies in sequence. In the prior art, a machining die of an automobile sunroof assembly is usually formed in a sectional manner, namely, workpieces to be machined need to be intermittently rolled and machined in different dies, the workpieces cannot be formed at one time, the workpieces need to be rolled and positioned on different dies, machining precision is affected by excessive positioning, excessive excess materials exist in formed parts manufactured by the machining die, the dies need to be manually adopted for further shearing, machining efficiency is affected, and production cost is increased.
Therefore, a new technology needs to be developed to solve the above problems.
Disclosure of Invention
In view of the above, the present invention provides a mold for an automobile sunroof assembly and a manufacturing process thereof, which achieve one-step forming of the automobile sunroof assembly, improve the degree of automation, reduce the conversion of workpieces, eliminate the need for intermittent transfer positioning, improve the processing precision and production efficiency, and reduce the production cost.
In order to achieve the purpose, the invention adopts the following technical scheme:
a mould for an automobile skylight component sequentially comprises a drawing mould, a first shearing mould, a second shearing mould, a shaping mould, a third shearing mould, a first shearing and punching mould and a second shearing and punching mould according to the processing sequence;
the drawing die comprises a first upper die and a first lower die, wherein a female die is arranged on the lower surface of the first upper die, a pressure variable cavity is arranged on one side of the female die, a male die is arranged on the upper surface of the first lower die, a pressure variable ring is arranged on one side of the male die, the female die is arranged corresponding to the male die, and the pressure variable cavity is arranged corresponding to the pressure variable ring; an arc concave part concavely arranged towards the male die is arranged at the joint of the pressure variable ring and the male die, an arc convex part convexly arranged towards the female die is arranged at the joint of the pressure variable cavity and the female die, and the arc concave part and the arc convex part are correspondingly arranged;
the first shearing die comprises a second upper die and a second lower die, wherein a first shearing male is arranged on the lower surface of the second upper die, a first knife edge is arranged on the upper surface of the second lower die, and the first shearing male and the first knife edge are arranged correspondingly;
the second shearing die comprises a third upper die and a third lower die, wherein a second shearing male is arranged on the lower surface of the third upper die, a second knife edge is arranged on the upper surface of the third lower die, and the second shearing male and the second knife edge are arranged correspondingly;
the shaping die comprises a fourth upper die and a fourth lower die, wherein an upper forming male die and a forming insert are arranged on the lower surface of the fourth upper die, a lower forming male die is arranged on the upper surface of the fourth lower die, the upper forming male die and the lower forming male die are correspondingly arranged, a plurality of forming inserts are arranged, and a plurality of forming inserts are arranged on the periphery of the upper forming male die at intervals;
the third shearing die comprises a fifth upper die and a fifth lower die, wherein a third shearing male is arranged on the lower surface of the fifth upper die, a third knife edge is arranged on the upper surface of the fifth lower die, and the third shearing male and the third knife edge are arranged correspondingly;
the first shearing and punching die comprises a sixth upper die and a sixth lower die, wherein a fourth shear pin and a third punch are arranged on the lower surface of the sixth upper die, the third punch is positioned on one side of the fourth shear pin, a fourth cutter edge and a first abdicating cavity are arranged on the upper surface of the sixth lower die, the first abdicating cavity is positioned on one side of the fourth cutter edge, the fourth shear pin and the fourth cutter edge are arranged correspondingly, and the third punch is arranged correspondingly to the first abdicating cavity;
the second shearing and punching die comprises a seventh upper die and a seventh lower die, wherein a fifth shearing male die and a fifth punch are arranged on the lower surface of the seventh upper die, the fifth punch is positioned on one side of the fifth shearing male die, a fifth knife edge and a third abdicating cavity are arranged on the upper surface of the seventh lower die, the third abdicating cavity is positioned on one side of the fifth knife edge, the fifth shearing male die and the fifth knife edge are correspondingly arranged, and the fifth punch and the third abdicating cavity are correspondingly arranged.
A technology for manufacturing an automobile skylight assembly by adopting a mold for the automobile skylight assembly comprises the following steps:
step one, drawing: placing the raw material on a pressing variable ring of a first lower die of the drawing die, moving the first upper die of the drawing die downwards, and continuing to move downwards after the first upper die is contacted with the pressing variable ring until the first upper die stops moving after being contacted with a first lower die, thus obtaining a drawn workpiece;
step two, first shearing: sequentially moving the workpiece obtained after the drawing in the step one to a first shearing die and a second shearing die to respectively shear different parts of the workpiece;
step three, shaping: moving the cut workpiece in the step two into a shaping die, and shaping the workpiece by the shaping die to obtain the workpiece with the required processing shape;
step four, second shearing: moving the workpiece with the required processing shape obtained in the third step into a third shearing die, and shearing part of the excess materials by the third shearing die;
step five, shearing and punching for the first time: moving the workpiece subjected to the cutting of the excess materials in the fourth step to a first cutting and punching die, cutting the other part of the excess materials by the first cutting and punching die and punching the required part for the first time to obtain a punched workpiece;
step six, second shearing and punching: and D, moving the punched workpiece obtained in the fifth step to a second shearing and punching die, shearing another part of residual materials of the punched workpiece by the second shearing and punching die and punching another required part for the second time to obtain the required machined part.
Preferably, in the first step, the raw material is moved to the upper surface of the press variable ring by a manipulator, and the first upper die is moved downward in a linkage manner by a press.
Compared with the prior art, the automobile skylight component forming and processing method has the advantages and beneficial effects that particularly, according to the technical scheme, the to-be-processed piece is processed through the procedures of drawing, first shearing, shaping, second shearing, first shearing and punching, second shearing and punching and the like sequentially through the drawing die, the first shearing die, the second shearing die, the shaping die, the third shearing die, the first shearing and punching die and the second shearing and punching die which are sequentially arranged according to the processing sequence, so that the automobile skylight component is formed and processed at one time, the automation degree is improved, the conversion of the workpiece is reduced, intermittent transfer positioning is not needed, the processing precision and the production efficiency are improved, and the production cost is reduced.
To more clearly illustrate the structural features and technical means of the present invention and the specific objects and functions achieved thereby, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is a schematic view of the overall structure of a drawing die according to an embodiment of the present invention;
FIG. 2 is an exploded schematic view of a drawing die of an embodiment of the present invention;
FIG. 3 is another exploded schematic view of a drawing die of an embodiment of the present invention;
FIG. 4 is a schematic view of the overall structure of a first shearing mold according to an embodiment of the present invention;
FIG. 5 is an exploded view of a first shear die of an embodiment of the present invention;
FIG. 6 is another exploded view of the first shear die of an embodiment of the present invention;
FIG. 7 is a schematic view of the overall structure of a second shearing die according to the embodiment of the present invention;
FIG. 8 is a schematic view of a lower die structure of a second shearing die according to an embodiment of the present invention;
FIG. 9 is a schematic diagram of an upper mold structure of a second shearing mold according to an embodiment of the present invention
FIG. 10 is a schematic view of the overall structure of a reforming mold according to an embodiment of the present invention;
FIG. 11 is a schematic view of a lower mold structure of a reforming mold according to an embodiment of the present invention;
FIG. 12 is a schematic diagram of an upper mold structure of a reforming mold according to an embodiment of the present invention;
FIG. 13 is a schematic view of the overall structure of a third shearing die according to the embodiment of the present invention;
FIG. 14 is a schematic view of a lower die structure of a third shear die in accordance with an embodiment of the present invention;
FIG. 15 is a schematic view of the upper die structure of a third shear die in accordance with an embodiment of the present invention;
FIG. 16 is a schematic view of the overall structure of a first shear-piercing die of an embodiment of the present invention;
FIG. 17 is a schematic view of the lower die structure of a first shear-piercing die in accordance with an embodiment of the present invention;
FIG. 18 is a schematic view of the upper die structure of a first shear-punching die in accordance with an embodiment of the present invention;
FIG. 19 is a schematic view of the overall structure of a second shear-piercing die of an embodiment of the invention;
FIG. 20 is a schematic view of the lower die structure of a second shear-piercing die of an embodiment of the present invention;
FIG. 21 is a schematic view of the upper die structure of a second shear-piercing die, in accordance with an embodiment of the present invention.
Detailed Description
Referring to fig. 1 to 21, specific structures of the embodiments of the present invention are shown.
A mould for an automobile skylight component sequentially comprises a drawing mould 10, a first shearing mould 20, a second shearing mould 30, a shaping mould 40, a third shearing mould 50, a first shearing and punching mould 60 and a second shearing and punching mould 70 according to the processing sequence.
Specifically, the drawing die 10 comprises a first upper die 11 and a first lower die 12, wherein a female die 111 is arranged on the lower surface of the first upper die 11, a pressure variable cavity 112 is arranged on one side of the female die 111, a male die 121 is arranged on the upper surface of the first lower die 12, a pressure variable ring 122 is arranged on one side of the male die 121, the female die 111 is arranged corresponding to the male die 121, and the pressure variable cavity 112 is arranged corresponding to the pressure variable ring 122; an arc concave part 123 which is concavely arranged towards the convex die 121 is arranged at the joint of the pressure variable ring 122 and the convex die 121, an arc convex part 113 which is convexly arranged towards the concave die 111 is arranged at the joint of the pressure variable cavity 112 and the concave die 111, and the arc concave part 123 and the arc convex part 113 are correspondingly arranged; the drawing die 10 further comprises a nitrogen cylinder 131 pipeline assembling plate 13, the nitrogen cylinder 131 pipeline assembling plate 13 is arranged below the first lower die 12, a plurality of nitrogen cylinders 131 are arranged between the nitrogen cylinder 131 pipeline assembling plate 13 and the first lower die 12, the upper ends and the lower ends of the plurality of nitrogen cylinders 131 are respectively connected to the first lower die 12 and the nitrogen cylinder 131 pipeline assembling plate 13, air pipes 132 are arranged on the nitrogen cylinder 131 pipeline assembling plate 13, and the air pipes 132 are respectively connected to the plurality of nitrogen cylinders 131. A plurality of outer pipe positions are arranged on the first lower die 12 at intervals around the outer peripheral side of the male die 121, each outer pipe position is provided with an outer limit block 14 in an upward protruding mode, the outer limit blocks 14 are detachably connected to the first lower die 12 through screw locking, a plurality of limit grooves 114 are arranged on the first upper die 11 at intervals around the outer peripheral side of the female die 111, and the outer limit blocks 14 and the limit grooves 114 are arranged correspondingly. A plurality of upper balance weights 15 are arranged at intervals on the outer periphery of the lower surface of the first upper die 11, a plurality of lower balance weights 16 are arranged at intervals on the outer periphery of the upper surface of the first lower die 12, and the upper balance weights 15 and the lower balance weights 16 are arranged correspondingly. First bed die 12 is rectangular shape, the lateral wall in the four corners of first bed die 12 all outwards is equipped with first antifriction plate 17 to the evagination, first antifriction plate 17 passes through the detachable fixed in of screw on first bed die 12.
The first shearing die 20 comprises a second upper die 21 and a second lower die 22, wherein a first shearing male 211 is arranged on the lower surface of the second upper die 21, a first knife edge 221 is arranged on the upper surface of the second lower die 22, and the first shearing male 211 is arranged corresponding to the first knife edge 221; the first shearing die 20 further comprises a first slider 23 and a first slider driving unit 24, the first slider 23 and the first slider driving unit 24 are respectively arranged on the outer sides of the second upper die 21 and the second lower die 22, and the first slider driving unit 24 drives the first slider 23 to move towards or away from the workpiece, so that the first slider 23 acts on the workpiece or is far away from the workpiece. The lower surface of the second upper die 21 is further provided with two first stripper plates 212, the two first sliders 23 are respectively arranged on two sides of the first stripper plates 212, correspondingly, the two first slider driving units 24 are respectively arranged, and the two first slider driving units 24 respectively drive the corresponding first sliders 23.
The second shearing die 30 includes a third upper die 31 and a third lower die 32, a second shearing male 311 is disposed on the lower surface of the third upper die 31, a second knife edge 321 is disposed on the upper surface of the third lower die 32, and the second shearing male 311 and the second knife edge 321 are disposed correspondingly; the second shearing die 30 further includes a lateral shearing assembly 33, the lateral shearing assembly 33 includes an upper lateral shearing base 331 and a lower lateral shearing base 332, and the upper lateral shearing base 331 and the lower lateral shearing base 332 are respectively disposed on one side of the third upper die 31 and one side of the third lower die 32; the second shearing unit 311 and the second cutting edge 321 are respectively provided with a plurality of second shearing units 311, and the second shearing units 311 are symmetrically and obliquely arranged on the lower surface of the upper lateral shearing base 331. The second shearing die 30 further comprises a second slider 34 and a second slider driving unit 35, the second slider 34 comprises a second upper slider and a second lower slider, the second slider driving unit 35 comprises a second upper slider driving unit and a second lower slider driving unit, the second upper slider driving unit and the second lower slider driving unit respectively drive the second upper slider and the second lower slider to face or deviate from the workpiece displacement, one side of the second upper slider facing the workpiece is provided with the second shearing tool bit 311, and one side of the second lower slider facing the workpiece is provided with the second cutting edge 321 on the third lower die 32.
The shaping mold 40 comprises a fourth upper mold 41 and a fourth lower mold 42, wherein an upper molding male 411 and a molding insert 412 are arranged on the lower surface of the fourth upper mold 41, a lower molding male 421 is arranged on the upper surface of the fourth lower mold 42, the upper molding male 411 and the lower molding male 421 are arranged correspondingly, a plurality of molding inserts 412 are arranged, and a plurality of molding inserts 412 are arranged on the peripheral side of the upper molding male 411 at intervals; shaping mould 40 still includes superficial flitch 43, inductor 44, superficial flitch 43, inductor 44 set up respectively in the public both sides of 421 of lower shaping, the rear side of inductor 44 is provided with the cavity of stepping down 45 on fourth lower mould 42, the cavity of stepping down 45 is inwards gone up the epirelief and is equipped with locating piece 46, mould 41 is provided with positioning groove on the fourth, locating piece 46 corresponds the setting with positioning groove.
The third shearing die 50 comprises a fifth upper die 51 and a fifth lower die 52, wherein a third shearing male 511 is arranged on the lower surface of the fifth upper die 51, a third knife edge 521 is arranged on the upper surface of the fifth lower die 52, and the third shearing male 511 and the third knife edge 521 are arranged correspondingly; third shearing die 50 is still including setting up third slider 53, third slider drive unit 54, the first drift 55 in mould 51 one side on the fifth, first drift 55 is connected on third slider 53, third slider drive unit 54 drives third slider 53 linkage first drift 55 and moves towards the work piece, mould 51's lower surface still protruding second drift 56 that is equipped with on the fifth, second drift 56 has two, and two second drifts 56 symmetry respectively set up in third both sides of cutting public 511, correspond first drift 55, second drift 56 and are provided with first yielding through-hole 522, second yielding through-hole 523 respectively in the upper surface of fifth lower mould 52, the periphery side 522 of first yielding through-hole, second yielding through-hole 523 all is provided with aforementioned third and cuts public 511.
A fourth slider 57 is obliquely arranged on one side of the fifth upper die 51, the third shearing unit 511 is arranged on the fourth slider 57, a fourth slider driving unit 58 is arranged on one side of the fifth lower die 52, the fourth slider driving unit 58 drives the fourth slider 57 to slide, the fourth slider 57 links the third shearing unit 511 to move towards or away from a workpiece, a second wear plate 59 is arranged on one side of the fourth slider 57 towards the fourth slider driving unit 58, the second wear plates 59 are provided, the second wear plates 59 are sequentially arranged at intervals, and the second wear plates 59 are arranged corresponding to the surface of a sliding seat of the fourth slider driving unit 58.
The first shearing and punching die 60 comprises a sixth upper die 61 and a sixth lower die 62, wherein a fourth shearing male 611 and a third punch 612 are arranged on the lower surface of the sixth upper die 61, the third punch 612 is positioned on one side of the fourth shearing male 611, a fourth notch 621 and a first abdicating cavity 622 are arranged on the upper surface of the sixth lower die 62, the first abdicating cavity 622 is positioned on one side of the fourth notch 621, the fourth shearing male 611 and the fourth notch 621 are arranged correspondingly, and the third punch 612 and the first abdicating cavity 622 are arranged correspondingly; first shearing and punching die 60 still includes fourth drift 63, fifth slider 64, fifth slider drive unit 65, fourth drift 63 is connected in fifth slider 64, fifth slider drive unit 65 drives fifth slider 64 and slides, and fifth slider 64 linkage fourth drift 63 moves towards or deviates from the work piece displacement, fourth drift 63, fifth slider 64 all are located the one side of mould 61 on the sixth, fifth slider drive unit 65 is located one side of sixth lower mould 62, be provided with the second chamber 66 of stepping down on the sixth lower mould 62, fourth drift 63 corresponds the setting with the second chamber 66 of stepping down.
The sixth upper die 61 is provided with a second stripper plate 67 on one side of the fourth shear pin 611, the first shearing and punching die 60 is further provided with a slider stripper plate 68, the slider stripper plate 68 is connected with a stripper slide block 69, the stripper slide block 69 is connected with a stripper driving unit 601, the stripper driving unit 601 is provided with one side of the sixth lower die 62, the slider stripper plate 68 is arranged on the opposite side of the second stripper plate 67 of the sixth upper die 61, and the stripper driving unit 601 drives the stripper slide block 69 to be linked with the slider stripper plate 68 to move towards or away from the workpiece. The side of the stripping drive unit 601 facing the stripping slide 69 is provided with a third wear plate 602.
The second shearing and punching die 70 includes a seventh upper die 71 and a seventh lower die 72, a fifth shearing pin 711 and a fifth punch 712 are disposed on a lower surface of the seventh upper die 71, the fifth punch 712 is located on one side of the fifth shearing pin 711, a fifth cutting edge 721 and a third abdicating cavity 722 are disposed on an upper surface of the seventh lower die 72, the third abdicating cavity 722 is located on one side of the fifth cutting edge 721, the fifth shearing pin 711 and the fifth cutting edge 721 are disposed correspondingly, and the fifth punch 712 and the third abdicating cavity 722 are disposed correspondingly. The second shearing and punching die 70 further comprises a sixth punch 73, a sixth slider 74 and a sixth slider driving unit 75, the sixth punch 73 is connected to the sixth slider 74, the sixth slider driving unit 75 drives the sixth slider 74 to slide, the sixth slider 74 is linked with the sixth punch 73 to move towards or away from a workpiece, the sixth punch 73 and the sixth slider 74 are both located on one side of the seventh upper die 71, the sixth slider driving unit 75 is located on one side of the seventh lower die 72, a fourth abdicating cavity 76 is arranged on the seventh lower die 72, and the sixth punch 73 and the fourth abdicating cavity 76 are correspondingly arranged.
The process for manufacturing the automobile skylight assembly by adopting the mould for the automobile skylight assembly comprises the following steps:
step one, drawing: placing the raw material on a variable-pressure ring 122 of a first lower die 12 of the drawing die 10, moving the first upper die 11 of the drawing die 10 downwards, continuing to move downwards after the first upper die 11 is contacted with the variable-pressure ring 122 until the first upper die 11 stops moving after being contacted with the first lower die 12, and thus obtaining a drawn workpiece; wherein the raw material is moved to the upper surface of the pressing variable ring 122 by the manipulator, and the first upper die 11 is moved downwards by the linkage of the press;
step two, first shearing: sequentially moving the workpiece obtained after the drawing in the step one to a first shearing die 20 and a second shearing die 30 to respectively shear different parts of the workpiece;
step three, shaping: moving the cut workpiece in the step two to a shaping die 40, and shaping the workpiece by the shaping die 40 to obtain the workpiece with the required processing shape;
step four, second shearing: moving the workpiece with the required processing shape obtained in the third step to a third shearing die 50, and shearing part of the excess materials by the third shearing die 50;
step five, shearing and punching for the first time: moving the workpiece subjected to the cutting of the excess materials in the fourth step into a first cutting and punching die 60, cutting another part of the excess materials by the first cutting and punching die 60 and punching the required part for the first time to obtain a punched workpiece;
step six, second shearing and punching: and (5) moving the punched workpiece obtained in the fifth step into a second shearing and punching die 70, shearing another part of the residual material of the punched workpiece by the second shearing and punching die 70 and punching another required part for the second time to obtain the required machined part.
In summary, the design of the invention is characterized in that the workpiece to be processed is processed through the drawing die, the first shearing die, the second shearing die, the shaping die, the third shearing die, the first shearing and punching die and the second shearing and punching die which are sequentially arranged according to the processing sequence, and the processes of drawing, first shearing, shaping, second shearing, first shearing and punching, second shearing and punching and the like are sequentially carried out on the workpiece to be processed, so that the one-time forming processing of the automobile skylight component is realized, the automation degree is improved, the conversion of the workpiece is reduced, intermittent transfer positioning is not needed, the processing precision and the production efficiency are improved, and the production cost is reduced.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the technical scope of the present invention.
Claims (10)
1. The utility model provides a mould for sunroof subassembly which characterized in that: the device sequentially comprises a drawing die, a first shearing die, a second shearing die, a shaping die, a third shearing die, a first shearing and punching die and a second shearing and punching die according to the processing sequence;
the drawing die comprises a first upper die and a first lower die, wherein a female die is arranged on the lower surface of the first upper die, a pressure variable cavity is arranged on one side of the female die, a male die is arranged on the upper surface of the first lower die, a pressure variable ring is arranged on one side of the male die, the female die is arranged corresponding to the male die, and the pressure variable cavity is arranged corresponding to the pressure variable ring; an arc concave part concavely arranged towards the male die is arranged at the joint of the pressure variable ring and the male die, an arc convex part convexly arranged towards the female die is arranged at the joint of the pressure variable cavity and the female die, and the arc concave part and the arc convex part are correspondingly arranged;
the first shearing die comprises a second upper die and a second lower die, wherein a first shearing male is arranged on the lower surface of the second upper die, a first knife edge is arranged on the upper surface of the second lower die, and the first shearing male and the first knife edge are arranged correspondingly;
the second shearing die comprises a third upper die and a third lower die, wherein a second shearing male is arranged on the lower surface of the third upper die, a second knife edge is arranged on the upper surface of the third lower die, and the second shearing male and the second knife edge are arranged correspondingly;
the shaping die comprises a fourth upper die and a fourth lower die, wherein an upper forming male die and a forming insert are arranged on the lower surface of the fourth upper die, a lower forming male die is arranged on the upper surface of the fourth lower die, the upper forming male die and the lower forming male die are correspondingly arranged, a plurality of forming inserts are arranged, and a plurality of forming inserts are arranged on the periphery of the upper forming male die at intervals;
the third shearing die comprises a fifth upper die and a fifth lower die, wherein a third shearing male is arranged on the lower surface of the fifth upper die, a third knife edge is arranged on the upper surface of the fifth lower die, and the third shearing male and the third knife edge are arranged correspondingly;
the first shearing and punching die comprises a sixth upper die and a sixth lower die, wherein a fourth shear pin and a third punch are arranged on the lower surface of the sixth upper die, the third punch is positioned on one side of the fourth shear pin, a fourth cutter edge and a first abdicating cavity are arranged on the upper surface of the sixth lower die, the first abdicating cavity is positioned on one side of the fourth cutter edge, the fourth shear pin and the fourth cutter edge are arranged correspondingly, and the third punch is arranged correspondingly to the first abdicating cavity;
the second shearing and punching die comprises a seventh upper die and a seventh lower die, wherein a fifth shearing male die and a fifth punch are arranged on the lower surface of the seventh upper die, the fifth punch is positioned on one side of the fifth shearing male die, a fifth knife edge and a third abdicating cavity are arranged on the upper surface of the seventh lower die, the third abdicating cavity is positioned on one side of the fifth knife edge, the fifth shearing male die and the fifth knife edge are correspondingly arranged, and the fifth punch and the third abdicating cavity are correspondingly arranged.
2. The mold for an automobile sunroof assembly according to claim 1, wherein: the drawing die further comprises a nitrogen cylinder pipeline assembly plate, the nitrogen cylinder pipeline assembly plate is arranged below the first lower die, a plurality of nitrogen cylinders are arranged between the nitrogen cylinder pipeline assembly plate and the first lower die, the upper ends and the lower ends of the nitrogen cylinders are respectively connected to the first lower die and the nitrogen cylinder pipeline assembly plate, air pipes are arranged on the nitrogen cylinder pipeline assembly plate, and the air pipes are respectively connected to the nitrogen cylinders.
3. The mold for an automobile sunroof assembly according to claim 1, wherein: the first shearing die further comprises a first sliding block and a first sliding block driving unit, the first sliding block and the first sliding block driving unit are respectively arranged on the outer sides of the second upper die and the second lower die, and the first sliding block driving unit drives the first sliding block to move towards or away from a workpiece, so that the first sliding block acts on the workpiece or is far away from the workpiece.
4. The mold for an automobile sunroof assembly according to claim 1, wherein: the second shearing die further comprises a lateral shearing assembly, the lateral shearing assembly comprises an upper lateral shearing seat and a lower lateral shearing seat, and the upper lateral shearing seat and the lower lateral shearing seat are respectively arranged on one side of the third upper die and one side of the third lower die; the second shearing device and the second cutting edge are respectively provided with a plurality of cutting edges, and the second shearing device and the second cutting edge are symmetrically obliquely arranged on the lower surface of the upper lateral shearing seat.
5. The mold for an automobile sunroof assembly according to claim 1, wherein: the shaping die further comprises a floating plate and a sensor, wherein the floating plate and the sensor are respectively arranged on two sides of the lower forming die, a yielding cavity is formed in the rear side of the sensor on the fourth lower die, a positioning block is arranged in the yielding cavity in an upwards protruding mode, a positioning groove is formed in the fourth upper die, and the positioning block and the positioning groove are correspondingly arranged.
6. The mold for an automobile sunroof assembly according to claim 1, wherein: the third shearing die further comprises a third sliding block, a third sliding block driving unit and a first punch which are arranged on one side of the fifth upper die, the first punch is connected onto the third sliding block, the third sliding block driving unit drives the third sliding block to be linked with the first punch to move towards a workpiece, a second punch is further convexly arranged on the lower surface of the fifth upper die, the number of the second punches is two, the two second punches are symmetrically arranged on two sides of the third shearing die respectively, a first abdicating through hole and a second abdicating through hole are formed in the upper surface of the fifth lower die respectively corresponding to the first punch and the second punch, and the peripheral sides of the first abdicating through hole and the second abdicating through hole are provided with the third shearing die.
7. The mold for an automobile sunroof assembly according to claim 1, wherein: the first shearing and punching die further comprises a fourth punch, a fifth slider and a fifth slider driving unit, the fourth punch is connected to the fifth slider, the fifth slider driving unit drives the fifth slider to slide, the fifth slider is linked with the fourth punch towards or deviates from workpiece displacement, the fourth punch and the fifth slider are both located on one side of the sixth upper die, the fifth slider driving unit is located on one side of the sixth lower die, a second yielding cavity is arranged on the sixth lower die, and the fourth punch and the second yielding cavity are correspondingly arranged.
8. The mold for an automobile sunroof assembly according to claim 1, wherein: the second shearing and punching die further comprises a sixth punch, a sixth slider and a sixth slider driving unit, the sixth punch is connected to the sixth slider, the sixth slider driving unit drives the sixth slider to slide, the sixth slider is linked with the sixth punch towards or deviates from workpiece displacement, the sixth punch and the sixth slider are both located on one side of the seventh upper die, the sixth slider driving unit is located on one side of the seventh lower die, a fourth yielding cavity is arranged on the seventh lower die, and the sixth punch and the fourth yielding cavity are correspondingly arranged.
9. A process for manufacturing an automotive sunroof assembly using the mold for an automotive sunroof assembly according to any one of claims 1 to 8, wherein: the method comprises the following steps:
step one, drawing: placing the raw material on a pressing variable ring of a first lower die of the drawing die, moving the first upper die of the drawing die downwards, and continuing to move downwards after the first upper die is contacted with the pressing variable ring until the first upper die stops moving after being contacted with a first lower die, thus obtaining a drawn workpiece;
step two, first shearing: sequentially moving the workpiece obtained after the drawing in the step one to a first shearing die and a second shearing die to respectively shear different parts of the workpiece;
step three, shaping: moving the cut workpiece in the step two into a shaping die, and shaping the workpiece by the shaping die to obtain the workpiece with the required processing shape;
step four, second shearing: moving the workpiece with the required processing shape obtained in the third step into a third shearing die, and shearing part of the excess materials by the third shearing die;
step five, shearing and punching for the first time: moving the workpiece subjected to the cutting of the excess materials in the fourth step to a first cutting and punching die, cutting the other part of the excess materials by the first cutting and punching die and punching the required part for the first time to obtain a punched workpiece;
step six, second shearing and punching: and D, moving the punched workpiece obtained in the fifth step to a second shearing and punching die, shearing another part of residual materials of the punched workpiece by the second shearing and punching die and punching another required part for the second time to obtain the required machined part.
10. The process of making an automotive sunroof assembly according to claim 9, wherein: in the first step, the raw material is moved to the upper surface of the pressure variable ring through the mechanical arm, and the first upper die moves downwards in a linkage mode through the press.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010904809.2A CN111974885A (en) | 2020-09-01 | 2020-09-01 | Mold for automobile skylight assembly and manufacturing process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010904809.2A CN111974885A (en) | 2020-09-01 | 2020-09-01 | Mold for automobile skylight assembly and manufacturing process thereof |
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| CN111974885A true CN111974885A (en) | 2020-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010904809.2A Pending CN111974885A (en) | 2020-09-01 | 2020-09-01 | Mold for automobile skylight assembly and manufacturing process thereof |
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| Country | Link |
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| CN (1) | CN111974885A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113814305A (en) * | 2021-10-11 | 2021-12-21 | 天津希利汽车部品有限公司 | Stamping die for skylight mounting bracket |
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