CN110976643A - Automobile trial-manufacturing inner plate die - Google Patents
Automobile trial-manufacturing inner plate die Download PDFInfo
- Publication number
- CN110976643A CN110976643A CN201911231719.5A CN201911231719A CN110976643A CN 110976643 A CN110976643 A CN 110976643A CN 201911231719 A CN201911231719 A CN 201911231719A CN 110976643 A CN110976643 A CN 110976643A
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- Prior art keywords
- die
- mold
- trial
- thickness
- blank holder
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Classifications
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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
-
- 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
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/20—Deep-drawing
- B21D22/22—Deep-drawing with devices for holding the edge of the blanks
-
- 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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention discloses an automobile trial-manufacture inner plate die which comprises an upper die, a blank holder and a lower die, wherein the upper die is a female die, the lower die is a male die corresponding to the female die, the profile thickness t1 of the upper die is 30-40mm, the main rib thickness t2 of the upper die is 20-30mm, and the auxiliary rib thickness t3 of the upper die is 15-20 mm. The invention has the beneficial effects that: the size of the die can be effectively reduced, the structural strength of the die can be guaranteed, and the weight of the die is reduced to the maximum extent, so that the casting period of the die is shortened, and the casting cost of the die is reduced.
Description
Technical Field
The invention relates to the technical field of dies, in particular to a die for trial-manufacture of an automobile inner plate.
Background
The competition of the automobile industry is focused on the competition in the aspects of product style, new product development period and product production scale, and the length of the automobile body development period is a key factor for determining the strength and cost of the whole automobile competitiveness.
The automobile trial-manufacturing inner plate mold is widely applied, so that parts produced by trial-manufacturing tools in the research and development process are guaranteed to be subjected to loading verification, road trial verification, safety collision and the like, all quality problems are eliminated at a primary stage as far as possible, and the designed whole automobile can be produced in quantity as soon as possible.
The existing automobile trial-manufacture inner plate mould is heavy in weight, so that the casting period of the mould is undoubtedly prolonged, and the casting cost of the mould is improved.
An effective solution to the problems in the related art has not been proposed yet.
Disclosure of Invention
Aiming at the technical problems in the related art, the invention provides the automobile trial-manufacture inner plate die which is light in weight, can reduce the casting cost, simultaneously keeps the structural strength of the die and reduces the impact stress generated in the die production.
In order to achieve the technical purpose, the technical scheme of the invention is realized as follows:
the automobile trial-manufacture inner plate die comprises an upper die, a blank holder and a lower die, wherein the upper die is a female die, the lower die is a male die corresponding to the female die, the profile thickness t1 of the upper die is 30-40mm, the main rib thickness t2 of the upper die is 20-30mm, and the auxiliary rib thickness t3 of the upper die is 15-20 mm.
Further, the minimum thickness t4 of the blank holder is 60-80 mm.
Further, the height of the top surface of the upper die is the profile thickness t1 of the upper die plus a height difference Δ h, wherein the height difference Δ h is at least 10 mm.
Further, the bottom surface of the lower die is lower than the bottom surface of the blank holder, the distance between the bottom surface of the lower die and the bottom surface of the blank holder is equal to a safety quantity t5 plus a pressing plate installation thickness t6, the safety quantity t5 is 10-20mm, and the pressing plate installation thickness t6 is 40 mm.
Further, the shape of the blank holder corresponds to the shape of the material sheet.
Furthermore, lightening holes are formed in the upper die and the lower die.
Furthermore, the distance between the lightening holes in the lower die and the bottom surface of the lower die is 40-50mm, the distance between the lightening holes in the lower die and the bottom surface of the blank holder is 15-20mm, and the distance between the lightening holes in the lower die and the side surface of the lower die is 15-20 mm.
Further, the distance between the lightening hole in the upper die and the bottom surface of the upper die is 40-50 mm.
Furthermore, a side core and a bottom core are arranged on the blank holder.
The invention has the beneficial effects that: the size of the die can be effectively reduced, the structural strength of the die can be guaranteed, and the weight of the die is reduced to the maximum extent, so that the casting period of the die is shortened, and the casting cost of the die is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is an axial view of a trial-manufacture automotive inner panel mold according to an embodiment of the present invention;
FIG. 2 is a front view of a trial-manufacture inner panel mold for an automobile according to an embodiment of the invention;
FIG. 3 is an enlarged view of the automobile trial inner panel mold shown in FIG. 2 at B;
fig. 4 is a sectional view a-a of the trial inner panel mold for the automobile shown in fig. 2;
FIG. 5 is a schematic view of a shock absorbing hole of a lower mold according to an embodiment of the present invention;
FIG. 6 is an elevation view of a binder according to an embodiment of the present invention;
FIG. 7 is a top view of a binder ring according to an embodiment of the present invention;
FIG. 8 is a bottom view of a binder ring according to an embodiment of the present invention.
In the figure:
1. an upper die; 2. a blank holder; 3. a lower die; 4. lightening holes; 5. side core discharging; 6. bottom core removal; t1, profile thickness; t2, main rib thickness; t3, thickness of the auxiliary rib; t4, minimum thickness of blank holder; t5, safety volume; t6, mounting thickness of the pressure plate; Δ h, height difference.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.
As shown in fig. 1 to 8, the automobile trial-manufacture inner panel mold according to the embodiment of the invention comprises an upper mold 1, a blank holder 2 and a lower mold 3, wherein the upper mold 1 is a female mold, the lower mold 3 is a male mold corresponding to the female mold, the profile thickness t1 of the upper mold 1 is 30-40mm, the main rib thickness t2 of the upper mold 1 is 20-30mm, and the auxiliary rib thickness t3 of the upper mold 1 is 15-20 mm.
In a particular embodiment of the invention, the minimum thickness t4 of the binder 2 is between 60 and 80 mm.
In a particular embodiment of the invention, the height of the top surface of the upper die 1 is the profile thickness t1 of the upper die 1 plus a height difference Δ h, which is at least 10 mm.
In a specific embodiment of the invention, the bottom surface of the lower die 3 is lower than the bottom surface of the blank holder 2, the distance between the bottom surface of the lower die 3 and the bottom surface of the blank holder 2 is equal to a safety quantity t5 plus a press plate installation thickness t6, the safety quantity t5 is 10-20mm, and the press plate installation thickness t6 is 40 mm.
In one particular embodiment of the invention, the shape of the blankholder (2) corresponds to the shape of the material sheet.
In an embodiment of the present invention, the upper die 1 and the lower die 3 are provided with lightening holes 4.
In one embodiment of the invention, the distance between the lightening holes 4 on the lower die 3 and the bottom surface of the lower die 3 is 40-50mm, the distance between the lightening holes 4 on the lower die 3 and the bottom surface of the blank holder 2 is 15-20mm, and the distance between the lightening holes 4 on the lower die 3 and the side surface of the lower die 3 is 15-20 mm.
In one embodiment of the invention, the distance between the lightening holes 4 on the upper die 1 and the bottom surface of the upper die 1 is 40-50 mm.
In one embodiment of the present invention, the edge pressing ring 2 is provided with a side core 5 and a bottom core 6.
In order to facilitate understanding of the above-described embodiments of the present invention, the following detailed description of the embodiments of the present invention is provided by way of specific usage.
The main design key points of the automobile trial-manufacture inner plate die provided by the invention comprise the design of the die closing height, the design of the die size according to the shape of a material sheet, the thickness design of the blank holder 2, the thickness design of the support rib, the design of the lightening hole and the core-out design of the die with excessive thickness. Because the number of the sample pieces provided by the trial production of the automobile is small, the weight of the die is reduced on the premise of meeting the production requirement, and the production cost of an enterprise can be saved to the maximum extent.
The design of the mold closing height is mainly embodied in that the mold height is minimized under the condition of meeting the requirements of a machine tool, generally, the minimum thickness of the blank holder 2 can be designed to be 60-80mm, the top surface height of the upper mold can be determined by adding more than 10mm to the profile thickness t1 of the upper mold 1, and the safety quantity t5 of the distance between the bottom surface of the lower mold 3 and the bottom surface of the blank holder 2 is 10-20mm and the installation thickness t6 of the pressure plate of 40 mm.
The overall dimension of the die is designed according to the shape of the material sheet, and the aim of reducing the weight to the maximum extent can be achieved.
The molded surface thickness t1 of the upper die 1 is between 30 and 40mm, the main rib thickness t2 is between 20 and 30mm, and the auxiliary rib thickness t3 is between 15 and 20 mm.
The design of the lightening holes 4 is mainly embodied in that the lightening holes 4 are 40-50mm away from the bottom surface of the upper die 1 or the bottom surface of the lower die 3, the lightening holes 4 on the lower die 3 are 15-20mm away from the side surface of the lower die 3, and the lightening holes 4 on the die 3 are 15-20mm away from the bottom surface of the blank holder 2.
The core-out design of the over-thick mold is mainly embodied in that the over-thick part of the mold is lightened in a core-out mode as much as possible on the premise of meeting the strength of the mold, for example, a side core-out 5 is arranged on the side surface of the blank holder 2, and a bottom core-out 6 is arranged at the bottom of the blank holder 2.
In conclusion, by means of the technical scheme, the size of the die can be effectively reduced, the structural strength of the die can be guaranteed, and the weight of the die can be reduced to the maximum extent, so that the casting period of the die is shortened, and the casting cost of the die is reduced.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The automobile trial-manufacture inner plate die comprises an upper die (1), a blank holder (2) and a lower die (3), wherein the upper die (1) is a female die, and the lower die (3) is a male die corresponding to the female die, and is characterized in that the molded surface thickness t1 of the upper die (1) is 30-40mm, the main rib thickness t2 of the upper die (1) is 20-30mm, and the auxiliary rib thickness t3 of the upper die (1) is 15-20 mm.
2. The automotive trial inner panel mold according to claim 1, wherein the minimum thickness t4 of the blank holder (2) is 60-80 mm.
3. The automotive trial inner panel mold according to claim 2, wherein the height of the top surface of the upper mold (1) is the profile thickness t1 of the upper mold (1) plus a height difference Δ h, and the height difference Δ h is at least 10 mm.
4. The automotive trial inner panel mold according to claim 2, wherein the bottom surface of the lower mold (3) is lower than the bottom surface of the blank holder (2), the distance between the bottom surface of the lower mold (3) and the bottom surface of the blank holder (2) is equal to a safety amount t5 plus a platen installation thickness t6, the safety amount t5 is 10-20mm, and the platen installation thickness t6 is 40 mm.
5. The automotive trial inner panel mold according to claim 1, wherein the blank holder (2) has a shape corresponding to a shape of a material sheet.
6. The automotive trial production inner plate mould as claimed in claim 1, wherein the upper mould (1) and the lower mould (3) are provided with lightening holes (4).
7. The automotive trial-production inner panel mold according to claim 6, wherein the distance between the lightening holes (4) on the lower mold (3) and the bottom surface of the lower mold (3) is 40-50mm, the distance between the lightening holes (4) on the lower mold (3) and the bottom surface of the blank holder (2) is 15-20mm, and the distance between the lightening holes (4) on the lower mold (3) and the side surface of the lower mold (3) is 15-20 mm.
8. The automotive trial inner panel mold according to claim 6, wherein the distance between the lightening holes (4) on the upper mold (1) and the bottom surface of the upper mold (1) is 40-50 mm.
9. The automotive trial inner panel mold according to claim 6, wherein the blank holder (2) is provided with a side core (5) and a bottom core (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911231719.5A CN110976643A (en) | 2019-12-05 | 2019-12-05 | Automobile trial-manufacturing inner plate die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911231719.5A CN110976643A (en) | 2019-12-05 | 2019-12-05 | Automobile trial-manufacturing inner plate die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110976643A true CN110976643A (en) | 2020-04-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911231719.5A Pending CN110976643A (en) | 2019-12-05 | 2019-12-05 | Automobile trial-manufacturing inner plate die |
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Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103028661A (en) * | 2011-09-29 | 2013-04-10 | 江苏振世达汽车模具有限公司 | Simple automobile covering part mould |
| CN203316586U (en) * | 2013-05-16 | 2013-12-04 | 瑞鹄汽车模具有限公司 | Automobile covering part stamping die |
| CN104741456A (en) * | 2015-03-23 | 2015-07-01 | 柳州市富城机械有限责任公司 | Automobile wheel cover supporting plate drawing die |
| CN204657273U (en) * | 2015-04-29 | 2015-09-23 | 佛山市顺德区精型汽车模具有限公司 | A kind of automobile die Lightened structure |
| CN205042989U (en) * | 2015-04-25 | 2016-02-24 | 湖南汽车工程职业学院 | Drawing die of car reinforcing plate |
| CN205043002U (en) * | 2015-09-22 | 2016-02-24 | 上海菲格瑞特汽车科技股份有限公司 | Die for turning -up edge |
| CN206028477U (en) * | 2016-07-05 | 2017-03-22 | 上海众大汽车配件有限公司 | A drawing die for automobile rear wheel covers inner panel |
| CN206185026U (en) * | 2016-11-21 | 2017-05-24 | 安徽江淮汽车集团股份有限公司 | Drawing die |
| CN107309337A (en) * | 2017-07-25 | 2017-11-03 | 重庆华达汽车配件制造有限公司 | A kind of Drawing Die |
| CN207479348U (en) * | 2017-10-27 | 2018-06-12 | 郑州日产汽车有限公司 | Convenient for the automobile exterior panel drawing die of trimming process step positioning |
| CN207521558U (en) * | 2017-12-04 | 2018-06-22 | 鑫鸿交通工业（安徽）有限公司 | A kind of novel automobile mould takes out swage configuration |
| CN211707891U (en) * | 2019-12-05 | 2020-10-20 | 宾法(廊坊)新能源汽车制造有限公司 | Automobile trial-manufacturing inner plate die |
-
2019
- 2019-12-05 CN CN201911231719.5A patent/CN110976643A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103028661A (en) * | 2011-09-29 | 2013-04-10 | 江苏振世达汽车模具有限公司 | Simple automobile covering part mould |
| CN203316586U (en) * | 2013-05-16 | 2013-12-04 | 瑞鹄汽车模具有限公司 | Automobile covering part stamping die |
| CN104741456A (en) * | 2015-03-23 | 2015-07-01 | 柳州市富城机械有限责任公司 | Automobile wheel cover supporting plate drawing die |
| CN205042989U (en) * | 2015-04-25 | 2016-02-24 | 湖南汽车工程职业学院 | Drawing die of car reinforcing plate |
| CN204657273U (en) * | 2015-04-29 | 2015-09-23 | 佛山市顺德区精型汽车模具有限公司 | A kind of automobile die Lightened structure |
| CN205043002U (en) * | 2015-09-22 | 2016-02-24 | 上海菲格瑞特汽车科技股份有限公司 | Die for turning -up edge |
| CN206028477U (en) * | 2016-07-05 | 2017-03-22 | 上海众大汽车配件有限公司 | A drawing die for automobile rear wheel covers inner panel |
| CN206185026U (en) * | 2016-11-21 | 2017-05-24 | 安徽江淮汽车集团股份有限公司 | Drawing die |
| CN107309337A (en) * | 2017-07-25 | 2017-11-03 | 重庆华达汽车配件制造有限公司 | A kind of Drawing Die |
| CN207479348U (en) * | 2017-10-27 | 2018-06-12 | 郑州日产汽车有限公司 | Convenient for the automobile exterior panel drawing die of trimming process step positioning |
| CN207521558U (en) * | 2017-12-04 | 2018-06-22 | 鑫鸿交通工业（安徽）有限公司 | A kind of novel automobile mould takes out swage configuration |
| CN211707891U (en) * | 2019-12-05 | 2020-10-20 | 宾法(廊坊)新能源汽车制造有限公司 | Automobile trial-manufacturing inner plate die |
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