CN221365590U - Pneumatic demoulding structure and automobile fender production mould - Google Patents
Pneumatic demoulding structure and automobile fender production mould Download PDFInfo
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- CN221365590U CN221365590U CN202322953601.1U CN202322953601U CN221365590U CN 221365590 U CN221365590 U CN 221365590U CN 202322953601 U CN202322953601 U CN 202322953601U CN 221365590 U CN221365590 U CN 221365590U
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- die
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- air duct
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 11
- 238000007789 sealing Methods 0.000 claims abstract description 32
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 239000000243 solution Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to the technical field of automobile fender production dies, in particular to a pneumatic demoulding structure and an automobile fender production die, which comprise the following components: the device comprises a base, a lower die, an upper die and a spring, wherein a die groove is arranged between the lower die and the upper die, and a sealing plate, the spring and a movable column are arranged in a hole; the lower die is internally provided with a second air duct, and the upper die is internally provided with a first air duct; the holes are connected with special-shaped holes in a penetrating way; firstly, introducing gas into the first gas guide tube, pushing a sealing plate to move downwards in a gas inlet hole, driving a movable column and a conical plate to move by the sealing plate, compressing a spring by the sealing plate, simultaneously pushing lower gas into a mold groove by the sealing plate to demould above a mold, stopping introducing the gas, manually adjusting an upper mold to slide on a guide column, and fixing the upper mold at the upper end of the guide column by a bolt; and then air is introduced into the second air guide pipe, so that the mold is released below the mold, the mold release is completed, and the risk of damage to the surface of the fender when the ejection mechanism is in contact with the fender is greatly reduced.
Description
Technical Field
The utility model relates to the technical field of automobile fender production dies, in particular to a pneumatic demoulding structure and an automobile fender production die.
Background
The fender is arranged above the left and right front wheels of the automobile, and the protruding wheel arch part is a whole, also called a fender. The fender is an outer plate of the vehicle body covering the wheel, and is named as a bird wing because of the shape and the position of the part of the old vehicle body, and is divided into a front fender and a rear fender according to the installation position, wherein the front fender is installed at the front wheel, and the maximum limit space when the front wheel rotates and jumps must be ensured.
In the prior art, the plastic fender injection molding device generally adopts an ejection mechanism to demold a fender, and the ejection mechanism is generally arranged in a female die, so that the fender can be easily demolded. But the movement of the ejection mechanism into contact with the fender causes damage to the fender surface. Therefore, the utility model provides a pneumatic demoulding structure and an automobile fender production mould for solving the problems.
Disclosure of utility model
The utility model aims to provide a pneumatic demoulding structure and an automobile fender production mould, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a pneumatic stripping structure comprising: the device comprises a base, a lower die, an upper die, a hole and a spring, wherein a die groove is arranged between the lower die and the upper die, and a sealing plate, the spring and a movable column are arranged in the hole;
the lower die is internally provided with a second air duct, and the upper die is internally provided with a first air duct;
The holes are connected with special-shaped holes in a penetrating way.
Preferably, the center of the bottom surface of the lower die is fixedly connected with the center of the top surface of the base, an upper die is arranged above the lower die, the top surface of the upper die is fixedly connected with the upper die, and the center of the upper die and the center of the lower die are on the same vertical line.
Preferably, the top surface fixedly connected with guide pillar of base, the guide pillar is equipped with two, and the symmetric distribution is equipped with the connecting rod in the both sides of lower mould on the guide pillar, and the both ends of connecting rod are swing joint respectively on the outer wall of guide pillar, and the guide pillar passes the bottom surface and the top surface of connecting rod.
Preferably, the side walls at two ends of the connecting rod are respectively connected with a bolt in a threaded manner, and one end of each bolt is arranged in the guide pillar and at the upper end of the guide pillar.
Preferably, two holes are formed in the upper die and the lower die respectively, the holes are symmetrically distributed in the center of the die groove, the center of the holes and the center of the lower die are positioned on the same vertical line, and the cross section of each hole is circular.
Preferably, two special-shaped holes are formed in the bottom surface of the upper die and the top surface of the lower die respectively, the cross section of each special-shaped hole is in a circular ring shape, the side section of each special-shaped hole is formed by a rectangle and an isosceles trapezoid, and the minimum inner diameter of each special-shaped hole is smaller than the diameter of each hole.
Preferably, the first air duct and the second air duct are arranged on one side of the hole, are arranged on one side far away from the special-shaped hole, are communicated with the hole, and respectively penetrate through the side walls of the upper die and the lower die.
Preferably, the movable column is provided with two movable columns, which are respectively arranged in the upper die and the lower die and in the special-shaped hole, one end of the movable column is fixedly connected with the sealing plate, the sealing plate is arranged between the air duct II or the air duct I and the die groove, the outer wall of the sealing plate is movably connected with the hole, the other end of the movable column is fixedly connected with the conical plate, the cross section of the conical plate is in a circular shape, the side section of the conical plate is in an isosceles trapezoid shape, and the conical plate is in the special-shaped hole.
Preferably, the springs are arranged in the upper die and the lower die respectively, one ends of the springs are fixedly connected to the sealing plate, the other ends of the springs are fixedly connected to the inner wall of the hole, the springs are arranged between the conical plate and the sealing plate, and the springs encircle the outer wall of the movable column.
The automobile fender production die comprises the pneumatic demoulding structure.
Compared with the prior art, the utility model has the beneficial effects that:
According to the utility model, firstly, gas is introduced into the first gas guide pipe, the gas enters the hole to push the sealing plate to move downwards, the sealing plate drives the movable column and the conical plate to move, the spring is compressed by the sealing plate, meanwhile, the sealing plate pushes the lower gas to enter the mold groove to enable the mold to be demolded above the mold, the gas introduction is stopped, then the upper mold is manually adjusted to slide on the guide post, and the upper mold is fixed at the upper end of the guide post through a bolt; and then air is introduced into the second air guide pipe, so that the mold is released below the mold, the mold release is completed, and the risk of damage to the surface of the fender caused by contact of the ejection mechanism and the fender is greatly reduced.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of the structure of the utility model before the whole demolding;
FIG. 3 is an enlarged view of the structure of area A in FIG. 2 according to the present utility model;
Fig. 4 is a schematic view of the overall structure of the present utility model after the mold is removed.
In the figure: 1. a base; 2. a lower die; 3. a guide post; 4. a bolt; 5. a connecting rod; 6. an upper die; 7. an air duct I; 8. a mold groove; 9. an air duct II; 10. a hole; 11. a sealing plate; 12. a spring; 13. a movable column; 14. a conical plate; 15. and (5) a special-shaped hole.
Detailed Description
In order to make the objects, technical solutions, and advantages of the present utility model more apparent, the embodiments of the present utility model will be further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are some, but not all, embodiments of the present utility model, are intended to be illustrative only and not limiting of the embodiments of the present utility model, and that all other embodiments obtained by persons of ordinary skill in the art without making any inventive effort are within the scope of the present utility model.
In the description of the present utility model, it should be noted that the terms "center," "middle," "upper," "lower," "left," "right," "inner," "outer," "top," "bottom," "side," "vertical," "horizontal," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "a," an, "" the first, "" the second, "" the third, "" the fourth, "" the fifth, "and the sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
For purposes of brevity and description, the principles of the embodiments are described primarily by reference to examples. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the embodiments. It will be apparent, however, to one of ordinary skill in the art that the embodiments may be practiced without limitation to these specific details. In some instances, well-known methods and structures have not been described in detail so as not to unnecessarily obscure the embodiments. In addition, all embodiments may be used in combination with each other.
Referring to fig. 1 to 4, the present utility model provides a technical solution: a pneumatic stripping structure comprising: the base 1, the lower die 2, the upper die 6, the hole 10 and the spring 12, the center of the bottom surface of the lower die 2 is fixedly connected with the center of the top surface of the base 1, the upper die 6 is arranged above the lower die 2, the top surface of the upper die 6 is fixedly connected with the upper die 6, the center of the upper die 6 and the center of the lower die 2 are on the same vertical line, a die groove 8 is arranged between the lower die 2 and the upper die 6, the top surface of the base 1 is fixedly connected with a guide post 3, the guide posts 3 are symmetrically distributed on two sides of the lower die 2, the guide posts 3 are provided with connecting rods 5, two ends of each connecting rod 5 are respectively movably connected on the outer wall of each guide post 3, the guide posts 3 penetrate through the bottom surface and the top surface of each connecting rod 5, bolts 4 are connected on the side walls of the two ends of each connecting rod 5 in a threaded manner, one end of each bolt 4 is arranged in each guide post 3, the upper die 6 is fixed above the lower die 2 at the upper end of each guide post 3, the upper die 6 is not influenced by the lower die 2, the two holes 10 are respectively arranged in the upper die 6 and the lower die 2, the holes 10 are symmetrically distributed by the center of the die groove 8, the center of the holes 10 and the center of the lower die 2 are on the same vertical line, the cross section of the holes 10 is round, sealing plates 11, springs 12 and movable columns 13 are arranged in the holes 10, the two springs 12 are respectively arranged in the upper die 6 and the lower die 2, one ends of the springs 12 are fixedly connected to the sealing plates 11, the other ends of the springs 12 are fixedly connected to the inner wall of the holes 10, the springs 12 are arranged between the conical plates 14 and the sealing plates 11, the springs 12 encircle the periphery of the outer wall of the movable columns 13, the two movable columns 13 are respectively arranged in the upper die 6 and the lower die 2, and in the special-shaped holes 15, one ends of the movable columns 13 are fixedly connected with the sealing plates 11, the sealing plates 11 are arranged between the two air ducts 9 or the first air duct 7 and the die groove 8, the outer wall of the sealing plate 11 is movably connected with the hole 10, the other end of the movable column 13 is fixedly connected with a conical plate 14, the cross section of the conical plate 14 is circular, the side section of the conical plate 14 is isosceles trapezoid, and the conical plate 14 is arranged in the special-shaped hole 15;
The lower die 2 is internally provided with an air duct II 9, the upper die 6 is internally provided with an air duct I7, the air duct I7 and the air duct II 9 are arranged on one side of the hole 10 and on one side far away from the special-shaped hole 15 and communicated with the hole 10, and the air duct I7 and the air duct II 9 respectively penetrate through the side walls of the upper die 6 and the lower die 2;
The hole 10 is connected with the special-shaped holes 15 in a penetrating way, two special-shaped holes 15 are formed in the bottom surface of the upper die 6 and the top surface of the lower die 2 respectively, the cross section of each special-shaped hole 15 is in a circular ring shape, the side section of each special-shaped hole 15 is formed by a rectangle and an isosceles trapezoid, the minimum inner diameter of each special-shaped hole 15 is smaller than the diameter of the hole 10, one end of the spring 12 can be guaranteed to be fixed in the hole 10, and the spring 12 can be compressed.
The automobile fender production die comprises the pneumatic demoulding structure.
When the device works, firstly, gas is introduced into the first gas guide hole 7, the gas inlet hole 10 pushes the sealing plate 11 to move downwards, the sealing plate 11 drives the movable column 13 and the conical plate 14 to move, the sealing plate 11 compresses the spring 12, meanwhile, the sealing plate 11 pushes the gas below to enter the die groove 8 to enable the die to be demoulded above the die, the gas introduction is stopped, then the upper die 6 is manually regulated to slide on the guide post 3, and the die is fixed at the upper end of the guide post 3 through the bolt 4; and then air is introduced into the second air guide pipe 9 to demould the lower part of the model, thus completing demould.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A pneumatic stripping structure comprising: base (1), lower mould (2), go up mould (6), hole (10) and spring (12), be equipped with mould groove (8), its characterized in that between lower mould (2) and the last mould (6): a sealing plate (11), a spring (12) and a movable column (13) are arranged in the hole (10);
An air duct II (9) is arranged in the lower die (2), and an air duct I (7) is arranged in the upper die (6);
The hole (10) is connected with a special-shaped hole (15) in a penetrating way.
2. A pneumatic stripping structure as claimed in claim 1, wherein: the bottom surface center fixed connection of lower mould (2) is at the center of base (1) top surface, and the top of lower mould (2) is equipped with mould (6) on, and the top surface fixedly connected with of mould (6) goes up mould (6), and the center of mould (6) and the center of lower mould (2) are on same perpendicular line.
3. A pneumatic stripping structure as claimed in claim 2, wherein: the base is characterized in that the top surface of the base (1) is fixedly connected with guide posts (3), the guide posts (3) are provided with two guide posts, the guide posts are symmetrically distributed on two sides of the lower die (2), connecting rods (5) are arranged on the guide posts (3), two ends of each connecting rod (5) are respectively and movably connected to the outer wall of each guide post (3), and the guide posts (3) penetrate through the bottom surface and the top surface of each connecting rod (5).
4. A pneumatic stripping structure as claimed in claim 3, wherein: the two end side walls of the connecting rod (5) are connected with bolts (4) in a threaded mode, one ends of the bolts (4) are arranged in the guide posts (3), and the bolts are arranged at the upper ends of the guide posts (3).
5. The pneumatic stripping structure of claim 4, wherein: two holes (10) are formed in the upper die (6) and the lower die (2) respectively, the holes (10) are symmetrically distributed in the center of the die groove (8), the center of the holes (10) and the center of the lower die (2) are on the same vertical line, and the cross section of the holes (10) is circular.
6. The pneumatic stripping structure of claim 5, wherein: two special-shaped holes (15) are formed in the bottom surface of the upper die (6) and the top surface of the lower die (2), the cross section of each special-shaped hole (15) is in a circular ring shape, the side section of each special-shaped hole (15) is formed by a rectangle and an isosceles trapezoid, and the minimum inner diameter of each special-shaped hole (15) is smaller than the diameter of each hole (10).
7. The pneumatic stripping structure of claim 6, wherein: the first air duct (7) and the second air duct (9) are arranged on one side of the hole (10) and on one side far away from the special-shaped hole (15), are communicated with the hole (10), and the first air duct (7) and the second air duct (9) respectively penetrate through the side walls of the upper die (6) and the lower die (2).
8. The pneumatic stripping structure of claim 7, wherein: the movable column (13) is provided with two movable columns, the two movable columns are respectively arranged in the upper die (6) and the lower die (2) and in the special-shaped holes (15), one end of each movable column (13) is fixedly connected with the sealing plate (11), the sealing plate (11) is arranged between the air duct II (9) or the air duct I (7) and the die groove (8), the outer wall of the sealing plate (11) is movably connected with the hole (10), the other end of each movable column (13) is fixedly connected with the conical plate (14), the cross section of each conical plate (14) is circular, the side section of each conical plate (14) is isosceles trapezoid, and the conical plate (14) is arranged in the special-shaped holes (15).
9. The pneumatic stripping structure of claim 8, wherein: the spring (12) is provided with two springs, one end of each spring (12) is fixedly connected to the sealing plate (11) in the upper die (6) and the lower die (2) respectively, the other end of each spring (12) is fixedly connected to the inner wall of the hole (10), the springs (12) are arranged between the conical plate (14) and the sealing plate (11), and the springs (12) encircle the periphery of the outer wall of the movable column (13).
10. The utility model provides an automobile fender production mould which characterized in that: a pneumatic demoulding structure comprising a pneumatic demoulding structure as claimed in any one of the preceding claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322953601.1U CN221365590U (en) | 2023-11-02 | 2023-11-02 | Pneumatic demoulding structure and automobile fender production mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322953601.1U CN221365590U (en) | 2023-11-02 | 2023-11-02 | Pneumatic demoulding structure and automobile fender production mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221365590U true CN221365590U (en) | 2024-07-19 |
Family
ID=91863003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322953601.1U Active CN221365590U (en) | 2023-11-02 | 2023-11-02 | Pneumatic demoulding structure and automobile fender production mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221365590U (en) |
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2023
- 2023-11-02 CN CN202322953601.1U patent/CN221365590U/en active Active
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