CN213162717U - Mould for processing vehicle door - Google Patents
Mould for processing vehicle door Download PDFInfo
- Publication number
- CN213162717U CN213162717U CN202021661292.0U CN202021661292U CN213162717U CN 213162717 U CN213162717 U CN 213162717U CN 202021661292 U CN202021661292 U CN 202021661292U CN 213162717 U CN213162717 U CN 213162717U
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- Prior art keywords
- door
- vehicle door
- processing
- mold
- upper mold
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- 239000000463 material Substances 0.000 claims abstract description 38
- 238000000034 method Methods 0.000 claims abstract description 25
- 238000003825 pressing Methods 0.000 claims description 59
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 8
- 229910052757 nitrogen Inorganic materials 0.000 claims description 5
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims description 2
- 238000003754 machining Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007723 die pressing method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The utility model relates to a vehicle manufacturing technical field discloses a mould of processing door, the mould of processing door is including the last mould and the terrace die of mutually supporting, it is used for drawing the door tablet that is formed with the blanking hole in advance to go up mould and terrace die, it includes mould body and presses the material structure to go up the mould, press the material structural connection on last mould body, press the material structure to be used for compressing tightly the edge in blanking hole at the tensile in-process of door tablet, with the flow speed that reduces door tablet material in forming process, thereby avoid blanking hole border fracture, the processing yield of door has been guaranteed better.
Description
Technical Field
The utility model relates to a vehicle manufacturing technical field especially relates to a mould of processing door.
Background
The traditional forming process of the inner plate of the vehicle door mainly comprises the following steps: for the forming of the inner plate of the common iron plate vehicle door, a piercing knife is generally arranged in a peripheral waste material area which is easy to crack, or a round hole is formed in blanking so that the forming is easy to feed and the thinning is reduced; to neotype aluminum alloy door inner panel, because puncture can fall the aluminium bits, the burr is big, and the border fracture is very difficult to control, generally all can put product height reduction, fillet, drawing die very big, can too restrict door structural design like this. The two processing modes of the vehicle door are difficult to ensure the processing yield of the vehicle door.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a mould of processing door, its processing yield that can guarantee the door.
In order to solve the technical problem, an embodiment of the present invention provides a mold for processing a vehicle door, including an upper mold and a male mold which are matched with each other, wherein the upper mold and the male mold are used for stretching a vehicle door sheet on which a blanking hole is formed in advance; the upper die comprises an upper die body and a pressing structure, the pressing structure is connected to the upper die body, and the pressing structure is used for pressing the edge of the blanking hole in the stretching process of the vehicle door material sheet.
Preferably, the pressing structure includes a pressing portion and at least one elastic member, a first end of the elastic member is connected to the upper die body, a second end of the elastic member is connected to the first end of the pressing portion, and the second end of the pressing portion is used for pressing against an edge of the blanking hole during stretching of the door panel.
Preferably, the elastic member is a nitrogen spring.
Preferably, the pressing structure further comprises a guide portion, and the guide portion is connected to an outer side wall of the pressing portion.
As a preferred scheme, the upper die body comprises an upper die base and an upper die core, the upper die core is connected to the upper die base, the elastic piece is located between the upper die base and the upper die core, a through hole is formed in the upper die core, and the pressing portion can penetrate through the through hole and press the edge of the blanking hole in the stretching process of the vehicle door sheet.
As a preferred scheme, the upper die further comprises a pressing structure fixing plate, the pressing structure fixing plate is connected to the upper die base, and the first end of the elastic piece is connected to the pressing structure fixing plate.
Preferably, the mold for processing the vehicle door further comprises a blank holder for fixing the vehicle door material sheet, and the blank holder is arranged between the upper mold and the male mold.
Preferably, the door material sheet is used for processing a plurality of doors, correspondingly, a plurality of blanking holes and a plurality of pressing structures are arranged on the door material sheet, and the plurality of doors correspond to the plurality of blanking holes and the plurality of pressing structures one to one.
Implement the embodiment of the utility model provides a, following beneficial effect has:
the embodiment of the utility model provides a mould of processing door, the mould of processing door is including the last mould and the terrace die of mutually supporting, it is used for drawing the door tablet that is formed with the blanking hole in advance to go up mould and terrace die, it includes mould body and presses the material structure to go up the mould, press the material structural connection on last mould body, press the material structure to be used for compressing tightly the edge in blanking hole at the tensile in-process of door tablet, with reduce the flow rate of door tablet material in the forming process, thereby avoid blanking hole border fracture, the processing yield of door has been guaranteed better.
Drawings
Fig. 1 is a schematic structural diagram of a mold for processing a vehicle door in an embodiment of the present invention;
fig. 2 is a schematic structural view of an upper mold in an embodiment of the present invention;
fig. 3 is an assembly diagram of the pressing structure and the upper mold base in the embodiment of the present invention;
fig. 4 is a schematic structural diagram of a pressing structure in an embodiment of the present invention;
FIG. 5 is a schematic view of the process of step a in an embodiment of the present invention;
fig. 6 is a schematic processing diagram of step b in an embodiment of the present invention;
fig. 7 is a schematic processing diagram of step c in an embodiment of the present invention;
fig. 8 is a schematic processing diagram of step d in an embodiment of the present invention;
wherein, 10, an upper die; 11. an upper die base; 111. a pressing structure fixing plate; 12. an upper mold core; 2. a material pressing structure; 21. a material pressing part; 22. an elastic member; 23. a guide portion; 20. a male die; 30. a door panel; 40. and (7) a blank holder.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 to 3, a mold for processing a vehicle door according to an embodiment of the present invention includes an upper mold 10 and a male mold 20 that are engaged with each other, where the upper mold 10 and the male mold 20 are used to stretch a vehicle door sheet 30 with a blanking hole formed in advance; the upper die 10 comprises an upper die body and a pressing structure 2, the pressing structure 2 is connected to the upper die body, and the pressing structure 2 is used for pressing the edge of the blanking hole in the stretching process of the vehicle door material sheet 30.
The embodiment of the utility model provides an in, the mould of processing door is including last mould 10 and terrace die 20 of mutually supporting, it is used for drawing the door tablet 30 that is formed with the blanking hole in advance to go up mould 10 and terrace die 20, it includes the mould body and presses material structure 2 to go up mould 10, press material structure 2 to be connected on last mould body, press material structure 2 to be used for compressing tightly the edge in blanking hole at the tensile in-process of door tablet 30, with the flow rate of reduction door tablet 30 material in forming process, thereby avoid blanking hole border fracture, the processing yield of door has been guaranteed better.
In the subsequent process of processing the vehicle door, the blanking hole is finally used for processing and forming the vehicle window. In a specific implementation, the blanking hole may be a circular hole formed by a blanking die.
Referring to fig. 4, the pressing structure 2 includes a pressing portion 21 and at least one elastic member 22, a first end of the elastic member 22 is connected to the upper die body, a second end of the elastic member 22 is connected to the first end of the pressing portion 21, and the second end of the pressing portion 21 is used for pressing against an edge of the blanking hole during the stretching process of the door panel 30. For example, the swage portion 21 and the elastic member 22 may be connected by a screw connection or the like. In this embodiment, the elastic member 22 is a nitrogen spring. Illustratively, the number of the elastic members 22 in each of the swaging structures 2 is 6, and as shown in fig. 4, the 6 elastic members 22 are arranged in two rows, so that the force of the swaged portion 21 on the door web 30 is more uniform, thereby facilitating avoidance of the breakage of the blanking hole boundary.
Referring to fig. 4, the pressing structure 2 in the present embodiment further includes a guiding portion 23, and the guiding portion 23 is connected to an outer side wall of the pressing portion 21, for example, by a screw connection or the like. The guide portion 23 plays a role in guiding the pressing structure 2 in the stamping process, so that the pressing structure 2 can be accurately pressed on the edge of the blanking hole. The number of the guide portions 23 may be set according to actual use requirements, and will not be further described herein.
Referring to fig. 2, the upper mold body includes an upper mold base 11 and an upper mold core 12, the upper mold core 12 is connected to the upper mold base 11, the elastic member 22 is located between the upper mold base 11 and the upper mold core 12, a through hole is formed in the upper mold core 12, and the pressing portion 21 can penetrate through the through hole and press the edge of the blanking hole in the stretching process of the door sheet 30. The shape of the upper die core 12 is designed in advance, so that the upper die 10 and the male die 20 can be processed into a vehicle door with a required shape when being stamped, and a through hole corresponding to the material pressing part 21 is formed in the upper die core 12, so that the material pressing part 21 can be pressed on the edge of the blanking hole.
As shown in fig. 3 and 4, in order to facilitate installation of the pressing structure 2, the upper mold 10 in this embodiment further includes a pressing structure fixing plate 111, the pressing structure fixing plate 111 is connected to the upper mold base 11, and the first end of the elastic member 22 is connected to the pressing structure fixing plate 111, for example, by screw connection or the like.
In order to fix the door material sheet 30, the mold for processing the vehicle door in the embodiment further includes a blank holder 40 for fixing the door material sheet 30, and the blank holder 40 is disposed between the upper mold 10 and the male mold 20.
In an alternative embodiment, the door sheet 30 is used for processing a plurality of doors, and accordingly, the number of the blanking holes and the swaging structures 2 on the door sheet 30 is also plural, and the plurality of doors and the plurality of blanking holes and the plurality of swaging structures 2 are in a one-to-one correspondence relationship. For example, in the embodiment of the present invention, the door sheet 30 is used for processing 2 doors, the number of blanking holes on the door sheet 30 is 2, the number of the pressing structures 2 is also 2, and in the processing process, 2 of the pressing structures 2 respectively compress the edges of the 2 blanking holes. Of course, the user can set the number of the doors processed by 1 door sheet 30 according to the implementation requirement, and further details are not described herein.
Correspondingly, the embodiment of the utility model provides a still provide a method for processing door based on the mould of processing door, include:
in step S1, the door panel 30, in which the blanking holes are formed in advance, is fixed between the upper die 10 and the punch 20. Specifically, the door panel 30 is placed on the blank holder 40;
step S2, the upper die 10 is controlled to punch in a direction close to the punch 20, so that the upper die 10 and the punch 20 stretch the door sheet 30, and the swaging structure 2 compacts the edge of the blanking hole during the stretching of the door sheet 30.
Specifically, the step S2 ″ of controlling the upper die 10 to punch in a direction approaching the male die 20 so that the upper die 10 and the male die 20 stretch the door sheet 30 and the swaging structure 2 presses the edge of the blanking hole during the stretching of the door sheet 30 includes:
step S21, controlling the upper die 10 to move towards the direction close to the male die 20;
step S22, when the upper die 10 moves to a preset stretching start position, controlling the upper die 10 to continue moving towards the direction close to the punch 20, so that the pressing structure 2 presses the door sheet 30 against the punch 20, and the pressing structure 2 presses the edge of the blanking hole;
step S23, when the upper mold 10 moves to a preset mold closing position, controlling the upper mold 10 to stop moving.
The following describes, by way of example, a method for processing a vehicle door according to the present embodiment with reference to fig. 5 to 8:
step a, the door material sheet 30 with the blanking hole is placed on the blank holder 40, and the upper mold 10 is ready to move, as shown in fig. 5.
And b, starting forming, moving the upper die 10 and the pressing structure 2 downwards, closing the upper die 10 and the blank holder 40, pressing the outer material sheet of the die parting line, and contacting the pressing structure 2 with the upper surface of the material sheet but not with the male die 20, as shown in fig. 6.
Step c, when the upper die 10 and the pressing structure 2 continue to move downwards and a certain distance is left from the closing of the die to the bottom (namely a preset stretching starting position), the pressing structure 2 presses the door sheet 30 on the male die 20, the flow speed of the material inside the door sheet 30 is controlled, and the pressing part 21 is subjected to the initial pressure of the nitrogen spring, as shown in fig. 7.
And d, continuing to move the upper die 10 downwards, pressing the plate material on the male die 20 by the upper die pressing plate, compressing the nitrogen spring by a stroke, providing force for controlling the material discharge in the forming process of the pressing structure 2, and finally closing the die, wherein the step is shown in fig. 8.
To sum up, the embodiment of the utility model provides a mould and method of processing door, wherein, the mould of processing door is including the last mould 10 and the terrace die 20 of mutually supporting, it is used for drawing the door tablet 30 that is formed with the blanking hole in advance to go up mould 10 and terrace die 20, it includes the mould body and presses material structure 2 to go up mould 10, press material structure 2 to be connected on last mould body, press material structure 2 to be used for compressing tightly the edge in blanking hole at the tensile in-process of door tablet 30, with the flow rate of reducing door tablet 30 material in the forming process, thereby avoid blanking hole border fracture, the processing yield of door has been guaranteed better. In addition, this embodiment is through increasing the blanking trompil in advance on door tablet 30 for let inside material outwards flow at the forming process, guarantee the punching press formability better, and increase on the basis in blanking hole and press material structure 2 control to walk the material speed, eliminate blanking hole border fracture, avoided among the prior art very dark door inner panel to divide the problem that the piece leads to the fact singleness, mould frock expense to increase.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (8)
1. The die for processing the vehicle door is characterized by comprising an upper die and a male die which are matched with each other, wherein the upper die and the male die are used for stretching a vehicle door sheet with a blanking hole formed in advance; the upper die comprises an upper die body and a pressing structure, the pressing structure is connected to the upper die body, and the pressing structure is used for pressing the edge of the blanking hole in the stretching process of the vehicle door material sheet.
2. The mold for processing a vehicle door as claimed in claim 1, wherein the swaging structure includes a swaging portion and at least one elastic member, a first end of the elastic member is attached to the upper mold body, a second end of the elastic member is attached to the first end of the swaging portion, and the second end of the swaging portion is adapted to be pressed against an edge of the blanking hole during the stretching of the door panel.
3. The mold for processing a vehicle door as claimed in claim 2, wherein said elastic member is a nitrogen spring.
4. The mold for processing a vehicle door as claimed in claim 2, wherein the swage structure further comprises a guide portion attached to an outer side wall of the swage portion.
5. The mold for processing the vehicle door as claimed in claim 2, wherein the upper mold body comprises an upper mold base and an upper mold core, the upper mold core is connected to the upper mold base, the elastic member is located between the upper mold base and the upper mold core, a through hole is formed in the upper mold core, and the pressing portion can penetrate through the through hole and press the edge of the blanking hole in the stretching process of the vehicle door material sheet.
6. The mold for processing a vehicle door as claimed in claim 5, wherein the upper mold further comprises a fixing plate of a swaging structure, the fixing plate of the swaging structure is connected to the upper mold base, and the first end of the elastic member is connected to the fixing plate of the swaging structure.
7. The mold for machining a vehicle door according to any one of claims 1 to 6, further comprising a retainer for fixing the door sheet, the retainer being provided between the upper mold and the male mold.
8. The mold for processing a vehicle door according to any one of claims 1 to 6, wherein the vehicle door sheet is used for processing a plurality of vehicle doors, and accordingly, a plurality of blanking holes and the swaging structures are provided on the vehicle door sheet, and a plurality of vehicle doors are in one-to-one correspondence with the plurality of blanking holes and the plurality of swaging structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021661292.0U CN213162717U (en) | 2020-08-10 | 2020-08-10 | Mould for processing vehicle door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021661292.0U CN213162717U (en) | 2020-08-10 | 2020-08-10 | Mould for processing vehicle door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213162717U true CN213162717U (en) | 2021-05-11 |
Family
ID=75800029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021661292.0U Active CN213162717U (en) | 2020-08-10 | 2020-08-10 | Mould for processing vehicle door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213162717U (en) |
-
2020
- 2020-08-10 CN CN202021661292.0U patent/CN213162717U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20240222 Granted publication date: 20210511 |
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| PP01 | Preservation of patent right |