CN217223252U - Side trimming punching side punching hole side punching forming die for trimming side of lower main board of automobile front wall - Google Patents
Side trimming punching side punching hole side punching forming die for trimming side of lower main board of automobile front wall Download PDFInfo
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- CN217223252U CN217223252U CN202221147659.6U CN202221147659U CN217223252U CN 217223252 U CN217223252 U CN 217223252U CN 202221147659 U CN202221147659 U CN 202221147659U CN 217223252 U CN217223252 U CN 217223252U
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Abstract
A trimming cutter is arranged at the edge of an upper pressing core of the forming die, a workpiece can be trimmed when an upper die assembly and a lower die assembly are assembled and stamped downwards, meanwhile, long-strip-shaped waste materials formed by trimming are cut into small sections of waste materials by a plurality of cutting cutters which correspond up and down, the small sections of waste materials can smoothly slide out from blanking grooves on two sides of a lower die base, the problem that long-length corner waste materials are blocked in the die and cannot be discharged is solved, the production progress cannot be reduced due to dredging of the waste materials, and the production efficiency is improved; this forming die's last pressure is equipped with vertical drift in the middle of the core, punches a hole through vertical drift to the flat plate portion in the middle of the work piece to at the both sides of last pressure material core arranged and carve the subassembly to one side, carve the side drift of subassembly to one side and go deep into the lateral part of last pressure material core, carry out the side through the side drift to the both sides of work piece and punch a hole, fuse two kinds of modes of punching a hole in one set of mould, reduced production processes, and do benefit to and improve production quality.
Description
Technical Field
The utility model relates to an automobile stamping die field especially relates to a enclose mainboard deburring side punching hole side forming die that punches a hole before car.
Background
The front wall assembly is an important component of a cab, and mainly plays a role in ensuring torsional rigidity of a vehicle body, improving collision safety and controlling backward displacement of a front wall of the cab after collision. The front-wall lower main board is used as a larger vehicle body part, trimming and side trimming are carried out before stamping forming, but a longer leftover material is formed after trimming and side trimming, the effect of leading the leftover material out of a die is poor, and the problem that the leftover material is blocked in the die often occurs, in addition, the middle part of the front-wall lower main board is a flat plate part, the two sides of the flat plate are symmetrically provided with inclined plate parts, assembling holes are needed to be punched on the flat plate part and the inclined plate parts, the flat plate part can be punched only by arranging a vertical punch on an upper die core, but the assembling holes of the inclined plate parts usually need an inclined wedge device to carry out side punching, at present, two processes are respectively carried out for punching and side punching, the punching mode has a plurality of processes, is not beneficial to improving the production efficiency, meanwhile, the front-wall lower main board is often attached to the surface of a lower die core after stamping is finished, an operator needs to take fingers of the upper glove to buckle the front-wall lower main board and then take down the front-wall lower main board, therefore, more production time is delayed, and the improvement of the production progress is not facilitated.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a enclose mainboard deburring side punching hole side forming die that punches a hole before the car.
The technical scheme of the utility model is that: the trimming, punching and side-punching forming die comprises an upper die assembly and a lower die assembly, wherein the upper die assembly comprises an upper die base and an upper pressing core, a containing groove is formed in the middle of the upper die base, the upper pressing core is slidably mounted in the containing groove, a plurality of nitrogen springs are uniformly connected between the bottom of the containing groove and the upper surface of the upper pressing core, a plurality of guide holes are uniformly formed in the upper pressing core, a plurality of guide rods are uniformly arranged in the containing groove, the guide rods are inserted into the guide holes in a matched mode and extend out of the guide holes, and limiting blocking pieces are arranged at the end portions, extending out of the guide rods, of the guide rods; the edge of the upper pressing core is provided with a circle of trimming cutters, two ends of each trimming cutter are provided with an upper cutting cutter, two sides of each trimming cutter are provided with a plurality of upper cutting cutters at equal intervals, and the middle part of the upper pressing core is provided with a vertical punch; the lower die component comprises a lower die base and a lower pressing core, the lower pressing core is installed in the middle of the lower die base, the surfaces of the lower die bases on two sides of the lower pressing core are arranged to be blanking inclined planes, a blanking groove is formed in each blanking inclined plane, a cutter seat is arranged on each of the lower die bases at two ends of the lower pressing core, cutter seats are arranged on the blanking inclined planes on two sides of the lower pressing core at equal intervals, lower cutting knives corresponding to the positions of the upper cutting knives are arranged on the cutter seats, and material guide columns are arranged on the lower die bases at two ends of the lower pressing core.
Preferably, one side of going up the die base is equipped with and carves subassembly A to one side, carves the side drift A on the subassembly A to one side and inserts in the through-hole of last pressure core one side, and the opposite side is equipped with the symmetry and is equipped with two and carves subassembly B to one side, carves the side drift B on the subassembly B to one side and inserts in the through-hole of last pressure core opposite side, carves the outside of subassembly B to one side and is equipped with guide holder A, carves to one side and is equipped with guide holder B between the subassembly B to two sides, one side of lower die base is equipped with and carves the support A to one side that subassembly A corresponds to one side, and the opposite side symmetry of lower die base is equipped with two and carves support B to one side, carves to two to one side and is equipped with down guide holder B between the support B to one side, carves the outside of support B to one side and is equipped with down guide holder A.
Preferably, four corners of the surface of the lower die base are respectively provided with a buffer spring.
Preferably, a plurality of lower cushion blocks are respectively arranged at two ends of the surface of the lower die base, and upper cushion blocks corresponding to the lower cushion blocks are arranged on the surface of the upper die base.
Preferably, all be equipped with guiding mechanism between the both ends of going up mold base and lower mold base, this guiding mechanism includes the guide table that the mold base tip set up, the guide way that the lower mold base tip set up, and the both ends of guide table all are equipped with the direction slide opening, are equipped with the guide post that matches with the direction slide opening in the guide way.
Preferably, a carrying connecting plate is arranged between the two end faces of the upper die base and the lower die base, and two storage cushion cylinders are hinged to the two ends of the end face of the lower die base respectively.
The utility model has the beneficial technical effects that:
(1) this forming die's last pressure material core border is equipped with the deburring cutter, go up the mould subassembly and can carry out the deburring to the work piece when punching press with the lower mould subassembly compound die downwards, the rectangular form waste material that the deburring formed is cut into the segment waste material by the cutting off cutter that corresponds about a plurality of simultaneously, the silo roll-off of following lower mould base both sides that the segment waste material can be smooth and easy, the difficult longer corner waste material that appears blocks up the unable exhaust problem in the mould, can not reduce the production progress because of the mediation waste material, do benefit to the improvement production efficiency.
(2) This forming die's last pressure is equipped with vertical drift in the middle of the core, punches a hole through vertical drift to the flat plate portion in the middle of the work piece to at the both sides of last pressure material core arranged and carve the subassembly to one side, carve the lateral part that the lateral punch of subassembly inserted last pressure material core to one side, carry out the side through the lateral punch to the both sides of work piece and punch a hole, fuse two kinds of modes of punching a hole in one set of mould, reduced production processes, and do benefit to and improve production quality.
(3) The material returning device is arranged in the lower material pressing core of the forming die, the upper surface of the material returning block of the device is matched with the shape of the upper surface of the corresponding position of the lower material pressing core, the material returning block is upwards pushed up through the jacking cylinder after material pressing is completed, the material returning block upwards jacks up a workpiece, a worker can take the workpiece down from the lower material pressing core conveniently, and the workpiece taking difficulty of the worker is reduced.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective view of the upper mold assembly of the present invention;
FIG. 3 is a schematic view of the upper die assembly with the upper pressing core removed;
fig. 4 is a schematic perspective view of the upper pressing core of the present invention;
FIG. 5 is an enlarged view at A of FIG. 4;
FIG. 6 is an enlarged view at B of FIG. 4;
fig. 7 is one of the schematic three-dimensional structures of the lower mold assembly of the present invention;
fig. 8 is a second schematic perspective view of the lower mold assembly of the present invention;
fig. 9 is a schematic view of a three-dimensional structure of the jacking assembly of the present invention.
01. The upper die assembly comprises an upper die assembly, 11, an upper die base, 111, a containing groove, 113, an upper cushion block, 12, an upper material pressing core, 121, a trimming cutter, 13, a nitrogen spring, 14, a guide rod, 141, a limiting baffle, 15, an upper cutting cutter, 16, a vertical punch, 02, a lower die assembly, 21, a lower die base, 211, a blanking groove, 213, a lower cushion block, 214, a buffer spring, 22, a lower material pressing core, 23, a lower cutting cutter, 24, a guide column, 31, an inclined wedge assembly A, 311, a side punch A, 32, an inclined wedge support A, 41, an inclined wedge assembly B, 411, a side punch B, 42, an inclined wedge support B, 51, an upper guide seat A, 511, a lower guide seat A, 52, an upper guide seat B, 521, a lower guide seat B, 61, a guide mechanism, 611, a guide table, 612, a guide groove, 613, a guide slide hole, 614, a guide column, 71, a carrying cylinder, 72, a storage cylinder, 81, a pneumatic cylinder and a lifting cylinder, 811. A material returning block.
Detailed Description
First embodiment, referring to fig. 1-9 of the specification, a trimming, punching and side-punching forming die for trimming and side-punching of a lower main board of a front wall of an automobile comprises an upper die assembly and a lower die assembly, wherein the upper die assembly comprises an upper die base and an upper swaging core, a receiving groove is arranged in the middle of the upper die base, the upper swaging core is slidably mounted in the receiving groove, a plurality of nitrogen springs are evenly connected between the bottom of the containing groove and the upper surface of the upper material pressing core, the nitrogen spring provides elasticity and restoring force for the upper material pressing core, the upper material pressing core is uniformly provided with a plurality of guide holes, the accommodating groove is uniformly provided with a plurality of guide rods, the guide rods are inserted into the guide holes in a matching way and extend out of the guide holes, the extending end parts of the guide rods are provided with limiting blocking pieces, when the upper material pressing mold core and the lower material pressing mold core are used for pressing materials, the guide rod slides in the guide hole to provide guidance, and the limiting baffle is used for providing stroke limitation for the upper material pressing mold core; the edge of the upper pressing core is provided with a circle of trimming cutters, the trimming cutters are used for trimming the edge of a workpiece, two ends of each trimming cutter are provided with an upper cutting-off cutter, a plurality of upper cutting-off cutters are arranged on two sides of each trimming cutter at equal intervals, the middle of the upper pressing core is provided with a vertical punch, and the middle of the workpiece is punched through the vertical punch; the lower die component comprises a lower die base and a lower pressing core, the lower pressing core is mounted in the middle of the lower die base, the surfaces of the lower die bases on two sides of the lower pressing core are arranged to be blanking inclined planes, blanking grooves are formed in the blanking inclined planes, waste materials formed by trimming or punching slide out of a die from the blanking inclined planes, cutter seats are respectively arranged on the lower die bases on two ends of the lower pressing core, cutter seats are arranged on the blanking inclined planes on two sides of the lower pressing core at equal intervals, lower cutting knives corresponding to the upper cutting knives are arranged on the cutter seats, long-strip-shaped waste materials formed by trimming are cut into small-section waste materials by a plurality of cutting knives corresponding to one another from top to bottom, and guide columns are arranged on the lower die bases on two ends of the lower pressing core and used for guiding a workpiece and guiding the workpiece into the lower pressing core. The lower material pressing core is internally provided with a material returning assembly, the material returning assembly comprises a jacking cylinder and a material returning block, and the surface shape of the material returning block is the same as that of the lower material pressing core.
One side of the upper die base is provided with an inclined wedge component A, a side punch A on the inclined wedge component A is inserted into a through hole on one side of the upper material pressing core, the other side of the upper die base is provided with two inclined wedge components B, a side punch B on the inclined wedge component B is inserted into a through hole on the other side of the upper material pressing core, the two sides of a workpiece are subjected to side punching through the side punch A and the side punch B, the outer side of the inclined wedge component B is provided with an upper guide seat A, an upper guide seat B is arranged between the two inclined wedge components B,
one side of lower mould base is equipped with and carves the support A to one side that subassembly A corresponds to one side, and the opposite side symmetry of lower mould base is equipped with two supports B of carving to one side, carves to one side to two and is equipped with down guide holder B between the support B, carves the outside of support B to one side and is equipped with down guide holder A, goes up guide holder A and lower guide holder A, goes up guide holder B and lower guide holder B and is located the one side of carving subassembly A's correspondence to one side for carve subassembly A to one side and provide sliding support, improve the precision that the side punched a hole.
Four corners of the surface of the lower die base are respectively provided with a buffer spring, and the buffer springs provide cushioning and support for the upper die base and the lower die base during die assembly; the surface of the upper die base is provided with upper cushion blocks corresponding to the lower cushion blocks in position, and the upper cushion blocks and the lower cushion blocks are used for providing limiting support.
All be equipped with guiding mechanism between the both ends of going up mold base and lower mold base, this guiding mechanism includes the guide table that the mold base tip set up, the guide way that the lower mold base tip set up, and the both ends of guide table all are equipped with the guiding hole, are equipped with the guide post that matches with the guiding hole in the guide way, during the compound die, the guide table matches during the compound die slides in the guide way, and the guide post matches inserts in the guiding hole simultaneously, can improve the precision of compound die.
The composite die is characterized in that a carrying connecting plate is arranged between the two end faces of the upper die base and the lower die base, the two ends of the end face of the lower die base are respectively hinged with a storage cushion cylinder, and a storage square pipe is supported between the upper die base and the lower die base in the process of storage or transportation of the composite die, so that abrasion caused by contact of an upper sliding die core and a lower sliding die core is avoided.
The utility model discloses a working process is: the method comprises the following steps that firstly, an upper die assembly moves downwards to be close to a lower die assembly, a workpiece can be trimmed through a trimming cutter when an upper material pressing core and a lower material pressing core are combined and stamped, long-strip-shaped waste materials formed by trimming are cut into small sections of waste materials by a plurality of cutting-off cutters which correspond up and down, the small sections of waste materials can slide out from blanking grooves on two sides of a lower die base, and the problem that the long-length corner waste materials are blocked in the die and cannot be discharged is solved; and secondly, during trimming, a vertical punch in the middle of the upper die core punches a flat plate part in the middle of the workpiece, side punches on the inclined wedge assembly A and the inclined wedge assembly B extend out of the upper pressing core, and side punches are performed on two sides of the workpiece through the side punches, so that two punching modes are integrated in one set of die, the production procedures are reduced, and the improvement of the production quality is facilitated.
Claims (6)
1. The utility model provides a enclose mainboard deburring side forming die that punches a hole before car, includes mould assembly and lower mould assembly, characterized by:
the upper die assembly comprises an upper die base and an upper pressing core, a containing groove is formed in the middle of the upper die base, the upper pressing core is slidably mounted in the containing groove, a plurality of nitrogen springs are uniformly connected between the bottom of the containing groove and the upper surface of the upper pressing core, a plurality of guide holes are uniformly formed in the upper pressing core, a plurality of guide rods are uniformly arranged in the containing groove, the guide rods are inserted into the guide holes in a matched mode and extend out of the guide holes, and limiting blocking pieces are arranged at the extending end portions of the guide rods; the edge of the upper pressing core is provided with a circle of trimming cutters, two ends of each trimming cutter are provided with an upper cutting cutter, two sides of each trimming cutter are provided with a plurality of upper cutting cutters at equal intervals, and the middle part of the upper pressing core is provided with a vertical punch; the lower die component comprises a lower die base and a lower pressing core, the lower pressing core is installed in the middle of the lower die base, the surfaces of the lower die bases on two sides of the lower pressing core are arranged to be blanking inclined planes, a blanking groove is formed in each blanking inclined plane, a cutter seat is arranged on each of the lower die bases at two ends of the lower pressing core, cutter seats are arranged on the blanking inclined planes on two sides of the lower pressing core at equal intervals, lower cutting cutters corresponding to the upper cutting cutters are arranged on the cutter seats, and material guide columns are arranged on the lower die bases at two ends of the lower pressing core.
2. The automobile front wall lower main plate trimming side trimming punching side punching forming die as claimed in claim 1, characterized in that: go up one side of die base and be equipped with and carve subassembly A to one side, carve the side drift A on the subassembly A to one side and insert in the through-hole of last pressure core one side, the opposite side symmetry is equipped with two and carves subassembly B to one side, carve the side drift B on the subassembly B to one side and insert in the through-hole of last pressure core opposite side, carve the outside of subassembly B to one side and be equipped with guide holder A, carve to one side and be equipped with guide holder B between the subassembly B to two sides, one side of die base is equipped with and carves the support A to one side that subassembly A corresponds to one side, and the opposite side symmetry of die base is equipped with two and carves support B to one side, carves to one side and is equipped with down guide holder B between the support B to two sides, carves the outside of support B to one side and is equipped with down guide holder A.
3. The automobile front wall lower main plate trimming side trimming punching side punching hole forming die as claimed in claim 1, characterized in that: four corners of the surface of the lower die base are respectively provided with a buffer spring.
4. The automobile front wall lower main plate trimming side trimming punching side punching hole forming die as claimed in claim 1, characterized in that: and a plurality of lower cushion blocks are respectively arranged at two ends of the surface of the lower die base, and upper cushion blocks corresponding to the lower cushion blocks are arranged on the surface of the upper die base.
5. The automobile front wall lower main plate trimming side trimming punching side punching hole forming die as claimed in claim 1, characterized in that: all be equipped with guiding mechanism between the both ends of going up mold base and lower mould base, this guiding mechanism includes the guide table that the mold base tip set up, the guide way that the lower mould base tip set up, and the both ends of guide table all are equipped with the direction slide opening, are equipped with the guide post that matches with the direction slide opening in the guide way.
6. The automobile front wall lower main plate trimming side trimming punching side punching hole forming die as claimed in claim 1, characterized in that: and a carrying connecting plate is arranged between the two end faces of the upper die base and the lower die base, and two storage cushion cylinders are respectively hinged to the two ends of the end face of the lower die base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221147659.6U CN217223252U (en) | 2022-05-13 | 2022-05-13 | Side trimming punching side punching hole side punching forming die for trimming side of lower main board of automobile front wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221147659.6U CN217223252U (en) | 2022-05-13 | 2022-05-13 | Side trimming punching side punching hole side punching forming die for trimming side of lower main board of automobile front wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217223252U true CN217223252U (en) | 2022-08-19 |
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ID=82823934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221147659.6U Active CN217223252U (en) | 2022-05-13 | 2022-05-13 | Side trimming punching side punching hole side punching forming die for trimming side of lower main board of automobile front wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217223252U (en) |
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2022
- 2022-05-13 CN CN202221147659.6U patent/CN217223252U/en active Active
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