CN214022993U - Skylight reinforcing plate flanging reshaping, flanging, punching and trimming composite die for automobile - Google Patents

Skylight reinforcing plate flanging reshaping, flanging, punching and trimming composite die for automobile Download PDF

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Publication number
CN214022993U
CN214022993U CN202023236706.8U CN202023236706U CN214022993U CN 214022993 U CN214022993 U CN 214022993U CN 202023236706 U CN202023236706 U CN 202023236706U CN 214022993 U CN214022993 U CN 214022993U
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die
flanging
punching
trimming
core
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CN202023236706.8U
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Inventor
王蕾
刘宁华
吴文亮
付智颖
李军
王磊
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Zhengzhou Xinchang Automobile Parts Co ltd
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Zhengzhou Xinchang Automobile Parts Co ltd
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Abstract

The utility model relates to a skylight reinforcing plate turn-ups plastic for car, turn-ups punches a hole and cuts edge compound die utensil, carry out turn-ups plastic and turn-ups and punch a hole and cut edge operation through set up two sets of corresponding mold cores in last mold unit and lower mold unit, turn-ups plastic mold core down, all be equipped with the work piece locating pin around the turn-ups punches a hole and cuts edge mold core down, the fixed effectual after the work piece is put into lower mold core, be difficult for producing the displacement, the buffer platform of sliding connection provides the elastic support to the turn-ups boss in the turn-ups plastic mold core down, reduce the impact force that the work piece received, the corresponding multiunit toper locating convex block and the toper concave block that are equipped with around the upper and lower mold core, provide the direction for the compound die, the precision of turn-ups and punching a hole has been improved, the cutter that the inboard of turn-ups punches a hole and cuts edge mold core down trims the work piece with the drift that sets up simultaneously and punch a hole the operation; the composite die integrates two sets of die cores, saves equipment cost, reduces machining procedures, ensures the stamping quality and improves the machining efficiency.

Description

Skylight reinforcing plate flanging reshaping, flanging, punching and trimming composite die for automobile
Technical Field
The utility model relates to an auto mold technical field especially relates to a skylight reinforcing plate turn-ups plastic for car, turn-ups side cut composite mold that punches a hole.
Background
Stamping die all need be used to various spare parts of automobile body in the automobile manufacturing, adopts stamping die production automobile parts, can increase substantially the production efficiency of car, but, along with the rapid development of automobile manufacturing technique, also higher and higher to stamping die's requirement, on the basis of guaranteeing the stamping workpiece quality, still require to reduce stamping forming number of times as far as, reduce stamping cost. The automobile skylight reinforcing plate plays a role in reinforcing and reinforcing an automobile skylight, in the prior art, punching the skylight reinforcing plate needs to be completed in different dies, wherein the punching of the skylight reinforcing plate comprises four processes of drawing, trimming, punching, trimming and flanging, a blanking die is used for punching a large waste material in the middle in the trimming and punching process, then flanging and shaping are needed to be performed on the skylight reinforcing plate, two dies are needed to be designed for flanging, shaping and trimming and punching, and therefore two punching processes are needed to complete the flanging, shaping and trimming and punching processes, the mode not only increases the production process of a punching line, but also correspondingly increases punching workers, not only increases the equipment cost, but also increases the labor cost, so that on the premise of ensuring the punching quality, the flanging, shaping and trimming and punching of the existing automobile skylight reinforcing plate need to be integrated, two sets of dies are integrated into one set of die, and two processes are integrated into one process.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a skylight reinforcing plate turn-ups plastic, turn-ups side cut composite mould that punches a hole for car.
The technical scheme of the utility model is that: the utility model provides a skylight reinforcing plate turn-ups plastic, turn-ups side cut composite mold that punches a hole for car, includes upper die assembly and lower die assembly, its characterized in that:
the upper die assembly comprises an upper die base, an upper flanging reshaping die core and an upper flanging punching trimming die core, a die core cavity A and a die core cavity B are arranged in the upper die base side by side, a flanging boss is arranged in the middle of the die core cavity A, the upper flanging reshaping die core is connected in the die core cavity A around the flanging boss in a sliding mode, an air spring is arranged between the upper flanging reshaping die core and the die core cavity A, a circular boss is arranged on the side wall of the die core cavity A, and a long circular groove connected on the circular boss in a sliding mode is arranged on the side wall of the upper flanging reshaping die core; the upper flanging, punching and trimming mold core is slidably connected into the mold core cavity B, two ends of the mold core cavity B are fixedly connected with limiting plates, a trimming knife is arranged on the inner side of the mold core cavity B, an air spring is arranged between the upper flanging, punching and trimming mold core and the mold core cavity B, and a punch is further arranged in the mold core cavity B; the bottom surfaces of the die core cavity A and the die core cavity B are respectively provided with a plurality of collision blocks, the outer side of the upper flanging shaping die core and the inner side of the upper flanging punching trimming die core are respectively provided with a conical positioning concave block, and four corners of the upper flanging shaping die core are provided with four circular through holes;
the lower die assembly comprises a lower die base, a lower flanging reshaping die core and a lower flanging punching trimming die core which are arranged on the lower die base side by side, a plurality of workpiece positioning pins are arranged around the lower flanging reshaping die core, a plurality of conical positioning lugs are arranged on two sides of the lower flanging reshaping die core, a lower die cavity matched with the size of the flanging lug boss is arranged in the lower die base in the middle of the lower flanging reshaping die core, a buffering sliding table is connected in the lower die cavity in a sliding manner, a sliding table guide column is arranged between the buffering sliding table and the lower die cavity, a die core guide column and a buffering table which correspond to the circular through hole are arranged on the upper surface of the buffering sliding table, and a plurality of limiting blocks are arranged on the inner wall of the lower die cavity at the edge of the buffering sliding table; a plurality of workpiece positioning pins are arranged around the outer side of the lower flanging, punching and trimming die core, and a plurality of conical positioning lugs are arranged inside the lower flanging, punching and trimming die core;
the two ends of the upper die component and the lower die component are respectively provided with a die closing guide mechanism, and four corners of the lower die base are provided with four buffer blocks.
Preferably, the die closing guide mechanism comprises a square sliding body and a square sliding groove, the square sliding body is symmetrically arranged on two sides of the upper die base, the square sliding groove is symmetrically arranged on two sides of the lower die base, the sliding connection matched with the square sliding body is arranged in the square sliding groove, two vertical guide sliding sleeves are arranged in the middle of the square sliding body, two guide columns corresponding to the guide sliding sleeves in position are arranged in the middle of the square sliding groove, and the two guide columns and the two guide sliding sleeves form a sliding pair.
Preferably, a guide slide block A is arranged on the side wall of the square sliding groove, and a guide slide block B corresponding to the guide slide block A is arranged on the outer side surface of the square sliding body; the side walls of the upper flanging shaping mold core and the upper flanging punching trimming mold core are also provided with guide slide blocks B, and the inner side walls of the mold core cavity A and the mold core cavity B are correspondingly provided with guide slide blocks A.
Preferably, a plurality of elastic gaskets are uniformly distributed at the bottom of the square sliding groove.
Preferably, four upper die collision blocks are arranged at four corners of the lower die base.
Preferably, two carrying support columns are hinged to two ends of the lower die base.
The utility model has the beneficial technical effects that:
the combined die for flanging, shaping, flanging, punching and trimming of the reinforcing plate of the automobile skylight is characterized in that two groups of corresponding die cores are arranged in an upper die assembly and a lower die assembly to carry out flanging, shaping and flanging, punching and trimming operations, workpiece positioning pins are arranged on the peripheries of a lower flanging, shaping and trimming die core and a lower flanging, punching and trimming die core, a workpiece is placed in the lower die core and then is fixed effectively and is not easy to displace, a buffering table which is connected in the lower flanging, shaping die core in a sliding mode provides elastic support for a flanging boss, the impact force received by the workpiece is reduced, a plurality of groups of conical positioning convex blocks and conical positioning concave blocks are correspondingly arranged on the peripheries of the upper die core and the lower die core to provide guidance for die assembly, the flanging and punching precision is improved, and a cutter arranged on the inner side of the; the composite die integrates two sets of die cores, saves equipment cost, reduces machining procedures, ensures the stamping quality and improves the machining efficiency.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic side view of the present invention;
fig. 3 is a schematic perspective view of the upper mold assembly of the present invention;
FIG. 4 is a schematic view of the upper mold assembly with the upper mold core removed according to the present invention;
FIG. 5 is a schematic view of the three-dimensional structure of the upper flanging, shaping and trimming die core and the upper flanging, punching and trimming die core of the present invention;
fig. 6 is a schematic perspective view of the lower mold assembly of the present invention;
FIG. 7 is an enlarged view of a portion of FIG. 6;
fig. 8 is the utility model discloses the spatial structure sketch map behind lower mould subassembly got rid of turn-ups plastic mold core down.
In the figure, 01, an upper die assembly, 11, an upper die base, 111, a die core cavity A, 112, a die core cavity B113, a gas spring, 114, a circular boss, 115, a long circular groove, 12, an upper flanging shaping die core, 13, an upper flanging punching trimming die core, 14, a flanging boss, 15, a limiting plate, 16, a trimming knife, 17, a punch head, 18, a collision block, 19, a conical positioning concave block, 20, a circular through hole, 02, a lower die assembly, 21, a lower die base, 211, a lower die cavity, 22, a lower flanging shaping die core, 23, a lower flanging punching trimming die core, 24, a workpiece positioning pin, 25, a conical positioning convex block, 26, a buffer sliding table, 261, a sliding table guide column, 262, a die core guide column, 263, a buffer table, 264, a limiting block, 28, a buffer block, 29, an upper die collision block, 30, a carrying support column, 03, a die assembly guide mechanism, 31, a square sliding sleeve, 311, a guide sleeve and a guide sleeve, 32. The square sliding groove 321, the guide post 33, the elastic gasket 41, the guide sliding block A, 42, the guide sliding block B, 43 and the conveying connecting plate.
Detailed Description
In the first embodiment, referring to the attached figures 1-8 of the specification, the composite die for flanging, shaping, flanging, punching and trimming the reinforcing plate of the automobile skylight comprises an upper die assembly and a lower die assembly, wherein the upper die assembly comprises an upper die base, an upper flanging shaping die core and an upper flanging punching and trimming die core, a die core cavity A and a die core cavity B are arranged in the upper die base side by side, a flanging boss is arranged in the middle of the die core cavity A, the upper flanging shaping die core is connected in the die core cavity A around the flanging boss in a sliding mode, an air spring is arranged between the upper flanging shaping die core and the die core cavity A, the air spring provides elastic support for the two upper die cores to slide up and down in the die core cavity, a circular boss is arranged on the side wall of the die core cavity A, and a long circular groove connected in the circular boss in a sliding mode is arranged on the side wall of the upper flanging shaping die core; the upper flanging, punching and trimming mold core is slidably connected into a mold core cavity B, two ends of the mold core cavity B are fixedly connected with limiting plates, the limiting plates prevent the mold from sliding downwards out of the mold core cavity, a trimming knife is arranged on the inner side of the mold core cavity B, an air spring is arranged between the upper flanging, punching and trimming mold core and the mold core cavity B, and a punch is further arranged in the mold core cavity B; the bottom surfaces of the die core cavity A and the die core cavity B are respectively provided with a plurality of collision blocks, the outer side of the upper flanging shaping die core and the inner side of the upper flanging punching trimming die core are respectively provided with a conical positioning concave block, and four corners of the upper flanging shaping die core are provided with four circular through holes;
the lower die assembly comprises a lower die base, a lower flanging reshaping die core and a lower flanging punching trimming die core which are arranged on the lower die base side by side, a plurality of workpiece positioning pins are arranged around the lower flanging reshaping die core, a plurality of conical positioning lugs are arranged on two sides of the lower flanging reshaping die core, a lower die cavity matched with the size of the flanging lug boss is arranged in the lower die base in the middle of the lower flanging reshaping die core, a buffering sliding table is connected in the lower die cavity in a sliding manner, a sliding table guide column is arranged between the buffering sliding table and the lower die cavity, a die core guide column and a buffering table which correspond to the circular through hole are arranged on the upper surface of the buffering sliding table, and a plurality of limiting blocks are arranged on the inner wall of the lower die cavity at the edge of the buffering sliding table; a plurality of workpiece positioning pins are arranged around the outer side of the lower flanging, punching and trimming die core, and a plurality of conical positioning lugs are arranged inside the lower flanging, punching and trimming die core;
the two ends of the upper die assembly and the lower die assembly are respectively provided with a die assembly guide mechanism, four corners of the lower die base are provided with four buffer blocks, the buffer blocks are made of polyurethane, and the buffer blocks play a role in shock absorption during die assembly, so that damage to the upper die body and the lower die body is reduced, and the service life is prolonged; the compound die guiding mechanism include the square sliding body that the symmetry of last mould base bilateral symmetry set up and the square spout that the symmetry of lower mould base bilateral symmetry set up, sliding connection that the square sliding body matches is in square spout, the middle part of the square sliding body is equipped with two vertical direction sliding sleeves, be equipped with two guide posts that correspond with direction sliding sleeve position at the middle part of square sliding groove, two guide posts and two direction sliding sleeves form the sliding pair, compound die guiding mechanism guarantees that the compound die base can the centering about when compound die is cut edge and is punched a hole, can not lead to the problem that the dislocation appears because of upper and lower die body atress, the punching press precision of mould is higher, the machining precision of work piece has been improved.
A guide sliding block A is arranged on the side wall of the square sliding groove, and a guide sliding block B corresponding to the guide sliding block A is arranged on the outer side surface of the square sliding body; the side walls of the upper flanging shaping mold core and the upper flanging punching trimming mold core are also provided with guide slide blocks B, the inner side walls of the mold core cavity A and the mold core cavity B are correspondingly provided with guide slide blocks A, and the guide slide blocks A and the guide slide blocks B reduce sliding friction force between sliding surfaces.
The groove bottom of the square sliding groove is uniformly provided with a plurality of elastic gaskets which buffer the impact force applied to the square sliding body.
Four corners of the lower die base are provided with four upper die collision blocks, the upper die collision blocks limit the maximum descending limit of the upper die base, and the maximum descending limit can not lead to die core pressure loss of workpieces.
Two carrying support columns are hinged to two ends of the lower die base, and the storage support tubes are erected and supported between the upper die base and the lower die base when the die is stored, so that the upper die core and the lower die core are prevented from being contacted and abraded mutually for a long time; two conveying connecting plates are symmetrically arranged at two ends of the lower die base, and the upper die base and the lower die base are fixedly connected through the conveying connecting plates when the die is conveyed.
The utility model discloses a working process is: when the flanging and trimming die works, a workpiece is placed on the lower flanging and trimming die core, the workpiece is fixed on the die core by the positioning pins on the periphery of the die core, when the upper die assembly moves downwards to be contacted with the lower die assembly, the middle flanging boss performs flanging and trimming on the inner side edge of the workpiece, the outer sides of the upper flanging and trimming die core and the lower flanging and trimming die core perform outward flanging and trimming on the workpiece, after the flanging and trimming are completed, the upper die assembly moves upwards, the workpiece after the flanging and trimming is placed on the lower flanging, punching and trimming die core, the upper die assembly moves downwards again, and a punch inside a trimming knife on one side of the upper flanging, punching and trimming and punching are synchronously performed by one set of die, so that the equipment cost is saved, and the processing procedures are reduced.

Claims (6)

1. The utility model provides a skylight reinforcing plate turn-ups plastic, turn-ups side cut composite mold that punches a hole for car, includes upper die assembly and lower die assembly, its characterized in that:
the upper die assembly comprises an upper die base, an upper flanging reshaping die core and an upper flanging punching trimming die core, a die core cavity A and a die core cavity B are arranged in the upper die base side by side, a flanging boss is arranged in the middle of the die core cavity A, the upper flanging reshaping die core is connected in the die core cavity A around the flanging boss in a sliding mode, an air spring is arranged between the upper flanging reshaping die core and the die core cavity A, a circular boss is arranged on the side wall of the die core cavity A, and a long circular groove connected on the circular boss in a sliding mode is arranged on the side wall of the upper flanging reshaping die core; the upper flanging, punching and trimming mold core is slidably connected into the mold core cavity B, two ends of the mold core cavity B are fixedly connected with limiting plates, a trimming knife is arranged on the inner side of the mold core cavity B, an air spring is arranged between the upper flanging, punching and trimming mold core and the mold core cavity B, and a punch is further arranged in the mold core cavity B; the bottom surfaces of the die core cavity A and the die core cavity B are respectively provided with a plurality of collision blocks, the outer side of the upper flanging shaping die core and the inner side of the upper flanging punching trimming die core are respectively provided with a conical positioning concave block, and four corners of the upper flanging shaping die core are provided with four circular through holes;
the lower die assembly comprises a lower die base, a lower flanging reshaping die core and a lower flanging punching trimming die core which are arranged on the lower die base side by side, a plurality of workpiece positioning pins are arranged around the lower flanging reshaping die core, a plurality of conical positioning lugs are arranged on two sides of the lower flanging reshaping die core, a lower die cavity matched with the size of the flanging lug boss is arranged in the lower die base in the middle of the lower flanging reshaping die core, a buffering sliding table is connected in the lower die cavity in a sliding manner, a sliding table guide column is arranged between the buffering sliding table and the lower die cavity, a die core guide column and a buffering table which correspond to the circular through hole are arranged on the upper surface of the buffering sliding table, and a plurality of limiting blocks are arranged on the inner wall of the lower die cavity at the edge of the buffering sliding table; a plurality of workpiece positioning pins are arranged around the outer side of the lower flanging, punching and trimming die core, and a plurality of conical positioning lugs are arranged inside the lower flanging, punching and trimming die core;
the two ends of the upper die component and the lower die component are respectively provided with a die closing guide mechanism, and four corners of the lower die base are provided with four buffer blocks.
2. The automobile skylight reinforcing plate flanging, shaping, flanging, punching and trimming composite die as claimed in claim 1, is characterized in that: the die closing guide mechanism comprises a square sliding body and a square sliding groove, the square sliding body is symmetrically arranged on two sides of an upper die base, the square sliding groove is symmetrically arranged on two sides of a lower die base, the sliding connection matched with the square sliding body is arranged in the square sliding groove, two vertical guide sliding sleeves are arranged in the middle of the square sliding body, two guide columns corresponding to the positions of the guide sliding sleeves are arranged in the middle of the square sliding groove, and the two guide columns and the two guide sliding sleeves form a sliding pair.
3. The automobile skylight reinforcing plate flanging, shaping, flanging, punching and trimming composite die as claimed in claim 2, is characterized in that: a guide sliding block A is arranged on the side wall of the square sliding groove, and a guide sliding block B corresponding to the guide sliding block A is arranged on the outer side surface of the square sliding body; the side walls of the upper flanging shaping mold core and the upper flanging punching trimming mold core are also provided with guide slide blocks B, and the inner side walls of the mold core cavity A and the mold core cavity B are correspondingly provided with guide slide blocks A.
4. The automobile skylight reinforcing plate flanging, shaping, flanging, punching and trimming composite die as claimed in claim 2, is characterized in that: and a plurality of elastic gaskets are uniformly distributed at the bottom of the square sliding groove.
5. The automobile skylight reinforcing plate flanging, shaping, flanging, punching and trimming composite die as claimed in claim 1, is characterized in that: four corners of the lower die base are provided with four upper die bumping blocks.
6. The automobile skylight reinforcing plate flanging, shaping, flanging, punching and trimming composite die as claimed in claim 1, is characterized in that: two carrying support columns are hinged to two ends of the lower die base.
CN202023236706.8U 2020-12-29 2020-12-29 Skylight reinforcing plate flanging reshaping, flanging, punching and trimming composite die for automobile Active CN214022993U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202023236706.8U CN214022993U (en) 2020-12-29 2020-12-29 Skylight reinforcing plate flanging reshaping, flanging, punching and trimming composite die for automobile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202023236706.8U CN214022993U (en) 2020-12-29 2020-12-29 Skylight reinforcing plate flanging reshaping, flanging, punching and trimming composite die for automobile

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Publication Number Publication Date
CN214022993U true CN214022993U (en) 2021-08-24

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Application Number Title Priority Date Filing Date
CN202023236706.8U Active CN214022993U (en) 2020-12-29 2020-12-29 Skylight reinforcing plate flanging reshaping, flanging, punching and trimming composite die for automobile

Country Status (1)

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CN (1) CN214022993U (en)

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