CN108971336B - Automobile left and right threshold rear connecting plate flanging sizing die - Google Patents
Automobile left and right threshold rear connecting plate flanging sizing die Download PDFInfo
- Publication number
- CN108971336B CN108971336B CN201811009962.8A CN201811009962A CN108971336B CN 108971336 B CN108971336 B CN 108971336B CN 201811009962 A CN201811009962 A CN 201811009962A CN 108971336 B CN108971336 B CN 108971336B
- Authority
- CN
- China
- Prior art keywords
- die holder
- holder body
- lower die
- upper die
- connecting plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000004513 sizing Methods 0.000 title claims abstract description 14
- 239000000463 material Substances 0.000 claims abstract description 22
- 238000007493 shaping process Methods 0.000 claims abstract description 22
- 238000003825 pressing Methods 0.000 claims abstract description 12
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 30
- 229910052757 nitrogen Inorganic materials 0.000 claims description 15
- 238000003860 storage Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 12
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000012545 processing Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000012797 qualification Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- B21D37/08—Dies with different parts for several steps in a process
-
- 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
Abstract
The invention discloses a flanging sizing die for a connecting plate at the rear part of a left threshold and a right threshold of an automobile, which relates to the technical field of dies and comprises an upper die holder and a lower die holder, wherein the upper die holder is provided with a material pressing core, the lower die holder is provided with a material supporting core, the upper die holder comprises an upper die holder body, four upper die shaping insert units are arranged in the upper die holder body, the lower die holder comprises a lower die holder body, and flanging inserts of the lower die holder are arranged on two sides of the lower die holder body. The upper die and the lower die of the flanging sizing die for the connecting plate at the rear parts of the left and right side threshold of the automobile are combined by the inserts, so that the problem that the dies are worn locally due to long-time stamping fatigue in the stamping process of products is solved, the maintenance of a die maintainer is facilitated, the material cost of the maintenance inserts is reduced, the trouble caused by manufacturing deviation of the relative positions of multi-working-procedure stamping workpieces is solved, the processing precision is ensured, a plurality of balanced and buffered structures are further arranged, and the product qualification rate and the processing stability are improved.
Description
Technical Field
The invention relates to the technical field of dies, in particular to a flanging sizing die for a rear connecting plate of a left threshold and a right threshold of an automobile.
Background
With the development of the automobile industry, the forming process of the automobile body part is more and more complex, and the requirement on the forming process is also higher and higher. Most of the existing vehicle body parts have a structure with a negative stamping angle, and a position requiring shaping is usually also present at the position. Therefore, the structure needs to adopt two procedures of flanging and shaping, in the mold process design, the structure is a vertical or nearly vertical product, and the product can rebound after being vertically flanging in the previous procedure, so that a side shaping post procedure is needed. After the former process is pressed by the material pressing device, the flanging knife block moves downwards to flanging the product, the later process is designed into an inclined wedge, after the material pressing device is used for pressing the material, the side shaping knife block moves at an angle through the inclined wedge driving block, the side shaping is carried out on the plate, and the plate is rebounded to reach the required size of the product. The conventional processing method at present is to perform forward flanging in one set of die and then perform side shaping in the other set of die, and the processing can be completed only by two sets of dies, so that the processing efficiency is low and the processing cost is high.
Disclosure of Invention
In order to solve the technical problems, the invention provides a flanging sizing die for a rear connecting plate of a left and right doorsill of an automobile.
The invention adopts the following technical scheme:
the utility model provides a threshold rear portion connecting plate turn-ups plastic mould about car, includes upper die base and die holder, the upper die base is equipped with the swager core, the die holder is equipped with holds in the palm the swager core, the upper die base includes the upper die base body, be provided with four upper die plastic inserts unit in the upper die base body, two relative be provided with a plurality of first mound pad between the upper die plastic inserts unit, first mound pad is fixed on the upper die base body, the die holder includes the die holder body, the both sides of die holder body are provided with the die holder turn-ups pad, be provided with in the recess of die holder body a plurality of with the second mound pad of first mound pad shape and position looks adaptation dies, the upper die base body with still be provided with the nitrogen spring in the die holder body, the nitrogen spring pass through the nitrogen spring fixed plate with the upper die base body with the die holder body is connected.
Preferably, the upper die shaping insert unit comprises a supporting plate, the supporting plate is fixedly connected with the upper die holder body, two shaping inserts are arranged on each supporting plate, and each shaping insert is connected with the supporting plate through a side guide plate.
Preferably, the four corners of the upper die holder body are provided with rigid storage blocks.
Preferably, the lower die holder body is further provided with a balance pad, and the balance pad is arranged at two sides of the flanging insert of the lower die holder.
Preferably, a buffer is further arranged on one side of the balance pad, and the buffer is arranged at four corners of the lower die holder body.
Preferably, the outer wall of the pressing core is further provided with inner guide plates, two inner guide plates are arranged at each corner, and the two inner guide plates are symmetrically arranged.
Preferably, a plurality of positioning pins are arranged in the material supporting core, and one ends of the positioning pins are exposed out of the top of the material supporting core.
Preferably, a nitrogen spring ejector block is arranged at the bottom of the material supporting core.
Preferably, two connecting plates are respectively arranged on two sides of the lower die holder body, and the connecting plates are detachably connected with the lower die holder body.
The upper and lower mold parts of the flanging sizing mold for the rear connecting plates of the left and right side threshold of the automobile are combined by the inserts, so that the problem that the mold is worn locally due to long-time stamping fatigue in the stamping process of the product is solved, the maintenance of a mold maintainer is facilitated, the material cost of the maintenance inserts is reduced, the trouble caused by manufacturing deviation of the relative positions of stamping workpieces with multiple steps is solved, the machining precision is ensured, a plurality of balanced and buffered structures are further arranged, and the qualification rate and the machining stability of the product are improved.
Drawings
The invention is described in more detail below with reference to the accompanying drawings:
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of an upper die holder according to the present invention;
FIG. 3 is an exploded view of the upper die holder of the present invention;
FIG. 4 is a schematic view of a lower die holder according to the present invention;
FIG. 5 is an exploded view of the lower die holder of the present invention;
FIG. 6 is a schematic diagram of a press core structure according to the present invention;
FIG. 7 is a schematic view of a core structure of the present invention;
the mark in the figure is 1, a pressing core; 2. a material supporting core; 3. an upper die holder body; 4. a first pad; 5. a lower die holder body; 6. a flanging insert of the lower die holder; 7. a second pad; 8. a nitrogen spring; 9. a nitrogen spring fixing plate; 10. a support plate; 11. shaping the insert; 12. a side guide; 13. a rigid storage block; 14. a balance pad; 15. a buffer; 16. an inner guide plate; 17. a positioning pin; 18. a nitrogen spring ejector block; 19. and (5) connecting a plate.
Detailed Description
As shown in fig. 1-7, the flanging sizing die for the rear connecting plate of the left and right doorsill of the automobile comprises an upper die holder and a lower die holder, wherein the upper die holder is provided with a pressing core 1, the lower die holder is provided with a supporting core 2, the upper die holder comprises an upper die holder body 3, four upper die shaping insert units are arranged in the upper die holder body 3, a plurality of first upsetting pads 4 are arranged between two opposite upper die shaping insert units, the first upsetting pads 4 are fixed on the upper die holder body 3, the lower die holder comprises a lower die holder body 5, the two sides of the lower die holder body 5 are provided with lower die holder flanging inserts 6, a plurality of second upsetting pads 7 matched with the first upsetting pads 4 in shape and position are arranged in grooves of the lower die holder body 5, and nitrogen springs 8 are further arranged in the upper die holder body 3 and the lower die holder body 5 and are connected with the upper die holder body 3 and the lower die holder body 5 through nitrogen spring fixing plates 9.
Specifically, the upper die part and the lower die part are combined by the insert according to the shape of the connecting plate at the rear part of the left threshold and the right threshold of the automobile, when the nitrogen spring 8 drives the material pressing core 1 and the material supporting core 2 to move, the first pier dead pad 4 and the second pier dead pad 7 are contacted, the product is shaped, turned and molded, the problem that the dies are worn out locally due to long-time stamping fatigue in the stamping process of the products is solved, the maintenance of a die maintainer is facilitated, the material cost of the insert is reduced, the trouble caused by the manufacturing deviation of the relative positions of multi-working-piece stamping parts is solved, and the machining precision is ensured.
The upper die shaping insert unit comprises a supporting plate 10, the supporting plate 10 is fixedly connected with the upper die holder body 3, two shaping inserts 11 are arranged on each supporting plate 10, each shaping insert 11 is connected with the supporting plate 10 through a side guide plate 12, two shaping inserts 11 are arranged, replacement can be facilitated, and maintenance cost is reduced.
The four corners of the upper die holder body 3 are provided with the rigid storage blocks 13, so that the buffer effect can be achieved, and the die holder is prevented from being damaged during pressing.
The die holder body 5 is also provided with the balance pad 14, and the balance pad 14 is arranged on two sides of the flanging insert 6 of the die holder, so that balance can be ensured, and the stability of a stamping workpiece is ensured.
One side of the balance pad 14 is also provided with a buffer 15, the buffer 15 is arranged at four corners of the lower die holder body 5, and the buffer 15 can slow down the stamping speed and improve the safety.
The outer wall of the pressing core 1 is also provided with an inner guide plate 16, each corner is provided with two inner guide plates 16, and the two inner guide plates 16 are symmetrically arranged.
A plurality of locating pins 17 are arranged in the material supporting core 2, one ends of the locating pins 17 are exposed out of the top of the material supporting core 2, and guiding precision is improved.
The bottom of the material supporting core 2 is provided with a nitrogen spring ejector block 18.
Two sides of the lower die holder body 5 are respectively provided with two connecting plates 19, the connecting plates 19 are detachably connected with the lower die holder body 5, and the upper die holder and the lower die holder are connected into a whole by adopting the connecting plates 19, so that the transportation is convenient.
The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent substitutions or modifications and the like made on the basis of the present invention to solve the substantially same technical problems and achieve the substantially same technical effects are included in the scope of the present invention.
Claims (6)
1. The utility model provides a threshold rear portion connecting plate turn-ups sizing die about car which characterized in that: the die comprises an upper die holder and a lower die holder, wherein the upper die holder is provided with a material pressing core, the lower die holder is provided with a material supporting core, the upper die holder comprises an upper die holder body, four upper die shaping insert units are arranged in the upper die holder body, a plurality of first pier dead pads are arranged between two opposite upper die shaping insert units, the first pier dead pads are fixed on the upper die holder body, the lower die holder comprises a lower die holder body, two sides of the lower die holder body are provided with lower die holder flanging insert, a plurality of second pier dead pads matched with the first pier dead pads in shape and position are arranged in grooves of the lower die holder body, nitrogen springs are further arranged in the upper die holder body and the lower die holder body, and the nitrogen springs are connected with the upper die holder body and the lower die holder body through nitrogen spring fixing plates;
the upper die shaping insert unit comprises a supporting plate, the supporting plate is fixedly connected with an upper die holder body, two shaping inserts are arranged on each supporting plate, each shaping insert is connected with the supporting plate through a side guide plate, four corners of the upper die holder body are provided with rigid storage blocks, balance pads are further arranged on a lower die holder body, and the balance pads are arranged on two sides of the flanging insert of the lower die holder.
2. The automobile left and right door sill rear connecting plate flanging sizing die according to claim 1, wherein: and a buffer is further arranged on one side of the balance pad, and the buffer is arranged at four corners of the lower die holder body.
3. The automobile left and right door sill rear connecting plate flanging sizing die according to claim 1, wherein: the outer wall of the pressing core is also provided with inner guide plates, two inner guide plates are arranged at each corner, and the two inner guide plates are symmetrically arranged.
4. The automobile left and right door sill rear connecting plate flanging sizing die according to claim 1, wherein: a plurality of locating pins are arranged in the material supporting core, and one ends of the locating pins are exposed out of the top of the material supporting core.
5. The automobile left and right door sill rear connecting plate flanging sizing die according to claim 1, wherein: the bottom of the material supporting core is provided with a nitrogen spring ejector block.
6. The automobile left and right door sill rear connecting plate flanging sizing die according to claim 1, wherein: two sides of the lower die holder body are respectively provided with two connecting plates, and the connecting plates are detachably connected with the lower die holder body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811009962.8A CN108971336B (en) | 2018-08-31 | 2018-08-31 | Automobile left and right threshold rear connecting plate flanging sizing die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811009962.8A CN108971336B (en) | 2018-08-31 | 2018-08-31 | Automobile left and right threshold rear connecting plate flanging sizing die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108971336A CN108971336A (en) | 2018-12-11 |
| CN108971336B true CN108971336B (en) | 2024-02-27 |
Family
ID=64547884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811009962.8A Active CN108971336B (en) | 2018-08-31 | 2018-08-31 | Automobile left and right threshold rear connecting plate flanging sizing die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108971336B (en) |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006247731A (en) * | 2005-03-14 | 2006-09-21 | Aisin Takaoka Ltd | Manufacturing method of collision reinforcing material for vehicle |
| WO2009023147A2 (en) * | 2007-08-10 | 2009-02-19 | Johnson Control Technology Company | Vehicle panel |
| KR20090091402A (en) * | 2008-02-25 | 2009-08-28 | 한국단자공업 주식회사 | Material guiding device for progressive mold |
| CN204074913U (en) * | 2014-07-02 | 2015-01-07 | 安徽江淮汽车股份有限公司 | Diel |
| CN105945142A (en) * | 2016-07-05 | 2016-09-21 | 上海众大汽车配件有限公司 | Mold for vehicle support part |
| CN205967015U (en) * | 2016-08-03 | 2017-02-22 | 广州汽车集团股份有限公司 | Plastic of vehicle top cap reaches goes up turn -ups mould |
| CN205967012U (en) * | 2016-07-05 | 2017-02-22 | 上海众大汽车配件有限公司 | A mould for car support parts |
| CN206122515U (en) * | 2016-09-23 | 2017-04-26 | 辉泰（太仓）汽配有限公司 | Threshold reinforcing plate's vice engineering mould behind car |
| CN106734726A (en) * | 2016-12-29 | 2017-05-31 | 上海千缘汽车车身模具有限公司 | A kind of automotive floor panel machining production line |
| CN106964694A (en) * | 2017-04-13 | 2017-07-21 | 安徽江淮汽车集团股份有限公司 | A kind of automobile top cover shaping mould |
| CN206997512U (en) * | 2017-06-28 | 2018-02-13 | 安徽江淮汽车集团股份有限公司 | Flanging and restriking diel |
| CN107866487A (en) * | 2017-10-10 | 2018-04-03 | 合肥常青机械股份有限公司 | It is a kind of to upper overturning seesaw-type motion |
| CN207711962U (en) * | 2017-12-25 | 2018-08-10 | 扬州盛世模塑科技有限公司 | A kind of Vehicular doorsill plaque |
| CN208787334U (en) * | 2018-08-31 | 2019-04-26 | 南京天河汽车零部件股份有限公司 | A kind of vehicle right and left threshold rear portion connecting plate curring and sizing die |
-
2018
- 2018-08-31 CN CN201811009962.8A patent/CN108971336B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006247731A (en) * | 2005-03-14 | 2006-09-21 | Aisin Takaoka Ltd | Manufacturing method of collision reinforcing material for vehicle |
| WO2009023147A2 (en) * | 2007-08-10 | 2009-02-19 | Johnson Control Technology Company | Vehicle panel |
| KR20090091402A (en) * | 2008-02-25 | 2009-08-28 | 한국단자공업 주식회사 | Material guiding device for progressive mold |
| CN204074913U (en) * | 2014-07-02 | 2015-01-07 | 安徽江淮汽车股份有限公司 | Diel |
| CN205967012U (en) * | 2016-07-05 | 2017-02-22 | 上海众大汽车配件有限公司 | A mould for car support parts |
| CN105945142A (en) * | 2016-07-05 | 2016-09-21 | 上海众大汽车配件有限公司 | Mold for vehicle support part |
| CN205967015U (en) * | 2016-08-03 | 2017-02-22 | 广州汽车集团股份有限公司 | Plastic of vehicle top cap reaches goes up turn -ups mould |
| CN206122515U (en) * | 2016-09-23 | 2017-04-26 | 辉泰（太仓）汽配有限公司 | Threshold reinforcing plate's vice engineering mould behind car |
| CN106734726A (en) * | 2016-12-29 | 2017-05-31 | 上海千缘汽车车身模具有限公司 | A kind of automotive floor panel machining production line |
| CN106964694A (en) * | 2017-04-13 | 2017-07-21 | 安徽江淮汽车集团股份有限公司 | A kind of automobile top cover shaping mould |
| CN206997512U (en) * | 2017-06-28 | 2018-02-13 | 安徽江淮汽车集团股份有限公司 | Flanging and restriking diel |
| CN107866487A (en) * | 2017-10-10 | 2018-04-03 | 合肥常青机械股份有限公司 | It is a kind of to upper overturning seesaw-type motion |
| CN207711962U (en) * | 2017-12-25 | 2018-08-10 | 扬州盛世模塑科技有限公司 | A kind of Vehicular doorsill plaque |
| CN208787334U (en) * | 2018-08-31 | 2019-04-26 | 南京天河汽车零部件股份有限公司 | A kind of vehicle right and left threshold rear portion connecting plate curring and sizing die |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108971336A (en) | 2018-12-11 |
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