CN219903160U - Core pulling structure of automobile side skirt decorative plate - Google Patents
Core pulling structure of automobile side skirt decorative plate Download PDFInfo
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- CN219903160U CN219903160U CN202223518710.2U CN202223518710U CN219903160U CN 219903160 U CN219903160 U CN 219903160U CN 202223518710 U CN202223518710 U CN 202223518710U CN 219903160 U CN219903160 U CN 219903160U
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- 230000007246 mechanism Effects 0.000 claims abstract description 83
- 238000001746 injection moulding Methods 0.000 claims abstract description 15
- 238000002347 injection Methods 0.000 claims abstract description 14
- 239000007924 injection Substances 0.000 claims abstract description 14
- 238000006073 displacement reaction Methods 0.000 claims abstract description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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Abstract
The utility model discloses a core-pulling structure of an automobile side skirt plaque, which comprises a first core-pulling mechanism, a second core-pulling mechanism and a third core-pulling mechanism; the injection molding machine comprises a first core-pulling mechanism, a second core-pulling mechanism, a third core-pulling mechanism and an injection mold, wherein a product integral cavity is formed between the first core-pulling mechanism and the second core-pulling mechanism; the third core pulling mechanism comprises an outer sliding block and an inner sliding block; and a barb cavity communicated with the integral product cavity is formed between the outer slide block and the inner slide block. The third core pulling mechanism adopts the outer sliding block and the inner sliding block, and after the inner sliding block is used for pulling the core, a displacement gap of the inverted hook is reserved between the inner sliding block and the inverted hook of the product when the product is pulled and deformed, so that the product is conveniently pulled and deformed by the pulling and deforming mechanism and then ejected by the ejection mechanism, the core pulling problem of the complex shape of the small end of the side apron board of the automobile is solved, the product can be smoothly demolded, manual demolding is not needed, the degree of automation is improved, and the production benefit is improved.
Description
Technical Field
The utility model relates to the technical field of core pulling of injection molding products, in particular to a core pulling structure of an automobile side skirt plaque.
Background
The automobile side skirt ornamental plate is an apron plate arranged at two sides of the automobile body, has the efficacy equivalent to an air dam and is used for reducing air flow at two sides of the automobile body from entering the bottom of the automobile; has certain turbulence effect and can obviously reduce air resistance under certain conditions.
At present, the structure of the side skirt plaque of some automobiles is comparatively complicated, and there is die sinking direction barb pit in product loading ground side, and simultaneously, its large end shape is simple, and accessible general structure of loosing core is loosed core, but its tip shape is complicated, and the side wall is connected with end structure on the ground, leads to general structure of loosing core to be applicable.
Therefore, it is necessary to design a core pulling structure of the automobile side skirt plaque to solve the above-mentioned problems.
Disclosure of Invention
The utility model aims at solving the problem that a die in the prior art cannot core-pull a side skirt plate with a small end and a complex shape, and provides a core-pulling structure of an automobile side skirt plaque plate.
The technical scheme of the utility model is as follows: a core-pulling structure of an automobile side skirt plaque comprises a first core-pulling mechanism, a second core-pulling mechanism and a third core-pulling mechanism; the injection molding machine comprises a first core-pulling mechanism, a second core-pulling mechanism, a third core-pulling mechanism and an injection mold, wherein a product integral cavity is formed between the first core-pulling mechanism and the second core-pulling mechanism; the third core pulling mechanism comprises an outer sliding block and an inner sliding block; a barb cavity communicated with the integral product cavity is formed between the outer sliding block and the inner sliding block; the second core pulling mechanism is provided with a drawing deformation mechanism for drawing deformation of the injection molded product; the first core pulling mechanism is used for pulling a core of the large end of the product; the outer sliding block and the inner sliding block are used for pulling the core at the inverted hook of the product, and after the inner sliding block pulls the core, a displacement gap of the inverted hook when the product is pulled and deformed is reserved at the inverted hook of the product.
The second core-pulling mechanism comprises a large sliding block, a large sliding block insert which is fixed on the large sliding block and matched with the injection molding product, and a driving assembly for driving the large sliding block insert to move.
The driving assembly comprises driving cylinders symmetrically arranged at two ends of the large sliding block; the movable end of the driving cylinder is fixedly connected with the large sliding block, and the fixed end of the driving cylinder is fixedly connected with the injection mold.
The pulling deformation mechanism comprises a plurality of small sliding blocks uniformly distributed on the large sliding blocks along the length direction; the front end of the small sliding block is provided with a pull hook; the front end of the large sliding block is provided with a containing groove corresponding to the small sliding block; the small sliding block is arranged in the accommodating groove and is in sliding connection with the large sliding block through a limit screw; the rear end of the large sliding block is provided with a mounting hole communicated with the accommodating groove; a pull rod is arranged in the mounting hole; the pull rod is limited by the limiting pin and the large sliding block; and the pull rod is connected with the small sliding block through a spring.
The outer sliding block is connected to the injection mold in a sliding manner and guided by a first inclined guide post; the inner slide block is contacted with the outer slide block through an inclined plane, and the inner slide block is guided by a second inclined guide post; a driving rod is obliquely arranged on the inner slide block; the driving rod slides is connected in the outer slide block; and a reset spring is arranged between the contact surfaces of the inner slide block and the outer slide block.
The return spring is a nitrogen spring.
The third core pulling mechanism further comprises inclined top sliding blocks arranged on two sides of the inner sliding block; the oblique top sliding block, the inner sliding block and the oblique top sliding block form a core at the product barb position; and the inclined top sliding block is connected with an inclined top rod.
By adopting the technical scheme, the utility model has the following beneficial effects: (1) The third core pulling mechanism adopts the outer sliding block and the inner sliding block, and after the inner sliding block is used for pulling the core, a displacement gap of the inverted hook is reserved between the inner sliding block and the inverted hook of the product when the product is pulled and deformed, so that the product is conveniently pulled and deformed by the pulling and deforming mechanism and then ejected by the ejection mechanism, the core pulling problem of the complex shape of the small end of the side apron board of the automobile is solved, the product can be smoothly demolded, manual demolding is not needed, the degree of automation is improved, and the production benefit is improved.
(2) The second core pulling mechanism adopts the large sliding block and the large sliding block insert arranged on the large sliding block, so that the processing is more convenient, the core is not required to be integrally manufactured, and the manufacturing cost is lower.
(3) The driving assembly of the utility model adopts the driving cylinders symmetrically arranged at two sides of the large slide block, which is convenient for installation, and simultaneously drives two ends of the large slide block, thereby ensuring the stability of the movement of the large slide block.
(4) According to the drawing deformation mechanism, the injection molding product is drawn out by adopting the small sliding block matched with the limit screw and the pull rod, and the injection molding product is drawn out after the large sliding block moves for a certain distance, so that the product can be effectively prevented from being adsorbed on the large sliding block, and the demolding of the injection molding product is more convenient.
(5) The inner slide block and the outer slide block are in inclined surface contact, the driving rod which is in sliding connection with the outer slide block is arranged on the inner slide block, and the small slide block can core-pull simultaneously when the large slide block performs core-pull, so that a driving mechanism of the small slide block is not required to be additionally arranged, and the integral mechanism of the die is simplified.
(6) According to the utility model, the reset spring is arranged between the inner slide block and the outer slide block, so that when the large slide block performs core pulling, the reset spring can ensure stable contact between the inner slide block and the outer slide block, and the condition of material leakage is avoided.
(7) The utility model also provides an inclined top sliding block, which is further convenient for demoulding the product.
Drawings
In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments that are illustrated in the appended drawings.
Fig. 1 is a schematic structural view of a second core pulling mechanism according to the present utility model.
Fig. 2 is a schematic structural view of the pull deformation mechanism of the present utility model.
FIG. 3 is a schematic view of another view of the deformation mechanism of the present utility model.
Fig. 4 is a schematic structural view of a third core-pulling mechanism according to the present utility model.
Fig. 5 is a schematic structural view of the inner slide of the present utility model.
FIG. 6 is a schematic view of the structure of the tilt-top slider of the present utility model.
The reference numerals in the drawings are:
the second core pulling mechanism 1, the large sliding block 1-1, the large sliding block insert 1-2, the driving assembly 1-3, the third core pulling mechanism 2, the outer sliding block 2-1, the inner sliding block 2-2, the first inclined guide pillar 2-3, the second inclined guide pillar 2-4, the driving rod 2-5, the spring 2-6, the inclined jacking sliding block 2-7, the inclined jacking rod 2-8, the pull deformation mechanism 3, the small sliding block 3-1, the pull hook 3-2, the limit screw 3-3, the pull rod 3-4, the limit pin 3-5 and the reset spring 3-6.
Detailed Description
Example 1
Referring to fig. 1 to 6, a core-pulling structure of an automotive side skirt plaque of the present embodiment includes a first core-pulling mechanism, a second core-pulling mechanism 1 and a third core-pulling mechanism 2; the injection molding machine comprises a first core-pulling mechanism, a second core-pulling mechanism 1, a third core-pulling mechanism 2 and an injection mold, wherein a product integral cavity is formed among the first core-pulling mechanism, the second core-pulling mechanism and the third core-pulling mechanism; the first core-pulling mechanism adopts a general sliding block core-pulling structure; the third core pulling mechanism 2 comprises an outer sliding block 2-1 and an inner sliding block 2-2; a barb cavity communicated with the integral product cavity is formed between the outer slide block 2-1 and the inner slide block 2-2; the second core pulling mechanism 1 is provided with a drawing deformation mechanism 3 for drawing deformation of the injection molded product; the first core pulling mechanism is used for pulling a core of the large end of the product; the outer slide block 2-1 and the inner slide block 2-2 are used for pulling the core of the inverted hook of the product, and after the core of the inner slide block 2-2 is pulled, a displacement gap of the inverted hook is reserved between the inner slide block and the inverted hook of the product when the product is deformed by pulling.
Further, in order to facilitate the processing of the second core-pulling mechanism 1, the second core-pulling mechanism 1 comprises a large slide block 1-1, a large slide block insert 1-2 which is fixed on the large slide block 1-1 and matched with an injection molding product, and a driving assembly 1-3 for driving the large slide block insert 1-2 to move, the second core-pulling mechanism 1 of the embodiment adopts the large slide block 1-1 and the large slide block insert 1-2 arranged on the large slide block 1-1, the processing is more convenient, the whole manufacturing of a core is not needed, and the manufacturing cost is lower.
Further, in order to ensure the stability of the movement of the large slide block 1-1, the driving assembly 1-3 comprises driving cylinders symmetrically arranged at two ends of the large slide block 1-1, and preferably, the driving cylinders are hydraulic cylinders; the movable end of the driving cylinder is fixedly connected with the large sliding block 1-1, and the fixed end is fixedly connected with the injection mold.
Further, the pulling deformation mechanism 3 comprises a plurality of small sliding blocks 3-1 which are uniformly distributed on the large sliding blocks 1-1 along the length direction; the front end of the small sliding block 3-1 is provided with a pull hook 3-2; the front end of the large sliding block 1-1 is provided with a containing groove corresponding to the small sliding block 3-1; the small sliding block 3-1 is arranged in the accommodating groove, and the small sliding block 3-1 is in sliding connection with the large sliding block 1-1 through a limit screw 3-3; the rear end of the large sliding block 1-1 is provided with a mounting hole communicated with the accommodating groove; a pull rod 3-4 is arranged in the mounting hole; the pull rod 3-4 is limited with the large sliding block 1-1 through a limiting pin 3-5; and the pull rod 3-4 is connected with the small sliding block 3-1 through the spring 3-6, the pull deformation mechanism 3 of the embodiment adopts the small sliding block 3-1 to be matched with the limit screw and the pull rod 3-4 to pull out the injection molding product, and the injection molding product is pulled out after the large sliding block 1-1 moves for a certain distance, so that the product can be effectively prevented from being adsorbed on the large sliding block 1-1, and the demolding of the injection molding product is more convenient.
Further, the outer slide block 2-1 is connected to the injection mold in a sliding manner and guided by the first inclined guide post 2-3; the inner slide block 2-2 is contacted with the outer slide block 2-1 through an inclined plane, and the inner slide block 2-2 is guided by a second inclined guide post 2-4; a driving rod 2-5 is obliquely arranged on the inner slide block 2-2; the driving rod 2-5 is connected in the outer sliding block 2-1 in a sliding way; the reset spring 3-6 is further arranged between the contact surfaces of the inner slide block 2-2 and the outer slide block 2-1, the inner slide block 2-2 and the outer slide block 2-1 in the embodiment are in inclined surface contact, the driving rod 2-5 which is in sliding connection with the outer slide block 2-1 is arranged on the inner slide block 2-2, the small slide block 3-1 can core simultaneously when the large slide block 1-1 core-pulls, and therefore a driving mechanism of the small slide block 3-1 is not required to be additionally arranged, and the integral mechanism of the die is simplified.
Preferably, the return spring 3-6 is a nitrogen spring.
Furthermore, in order to facilitate the demolding of the injection product, the third core pulling mechanism 2 further comprises inclined top sliding blocks 2-7 arranged at two sides of the inner sliding block 2-2; the oblique top sliding block 2-7, the inner sliding block 2-2 and the oblique top sliding block 2-7 form a mold core at the product barb position; and the inclined top sliding block 2-7 is connected with an inclined top rod 2-8.
The working principle of the embodiment is as follows: the mold is subjected to injection molding, pressure maintaining and cooling, the mold is opened, the first core pulling mechanism and the third core pulling mechanism 2 are used for pulling the core, under the action of the first inclined guide post 2-3, the outer slide block 2-1 is used for pulling the core, the inner slide block 2-2 is used for pulling the core along the direction of the second inclined guide post 2-4 under the action of the driving rod 2-5, after the core pulling of the inner slide block 2-2 is finished, a gap of 5.7mm is formed inside the end face of the inner slide block 2-2, so that the small end face of the product moves towards the middle when the product is pulled out and deformed, the large slide block 1-1 of the assembly 1 is driven to move, the small slide block 3-1 is temporarily stopped under the action of the spring 3-6, the large slide block 1-1 moves along with the large slide block 1-1 until the large slide block 1 contacts a limit screw fixed on the small slide block 3-1, the large slide block 1-1 is driven to move, a product is pulled out to deform and leave a barb in the mold direction, and then the ejection mechanism is matched with the inclined top slide block 2-7 to eject the product, and the demolding is completed.
While the foregoing is directed to embodiments of the present utility model, other and further details of the utility model may be had by the present utility model, it should be understood that the foregoing description is merely illustrative of the present utility model and that no limitations are intended to the scope of the utility model, except insofar as modifications, equivalents, improvements or modifications are within the spirit and principles of the utility model.
Claims (7)
1. The utility model provides a core structure of car side skirt plaque which characterized in that: comprises a first core-pulling mechanism, a second core-pulling mechanism (1) and a third core-pulling mechanism (2); the injection molding machine comprises a first core-pulling mechanism, a second core-pulling mechanism (1), a third core-pulling mechanism (2) and an injection mold, wherein a product integral cavity is formed between the first core-pulling mechanism and the second core-pulling mechanism; the third core pulling mechanism (2) comprises an outer sliding block (2-1) and an inner sliding block (2-2); a reverse hook cavity communicated with the integral product cavity is formed between the outer sliding block (2-1) and the inner sliding block (2-2); the second core pulling mechanism (1) is provided with a drawing deformation mechanism (3) for drawing deformation of the injection molded product; the first core pulling mechanism is used for pulling a core of the large end of the product; the outer sliding block (2-1) and the inner sliding block (2-2) are used for pulling the core at the inverted hook of the product, and after the inner sliding block (2-2) pulls the core, a displacement gap of the inverted hook when the product is pulled and deformed is reserved at the inverted hook of the product.
2. The core pulling structure of the automobile side skirt plaque according to claim 1, wherein: the second core pulling mechanism (1) comprises a second core pulling mechanism (1) and a driving assembly (1-3) used for driving the large sliding block insert (1-2) to move, wherein the second core pulling mechanism (1) comprises a large sliding block (1-1), a large sliding block insert (1-2) which is fixed on the large sliding block (1-1) and matched with an injection molding product.
3. The core pulling structure of the automobile side skirt plaque according to claim 2, wherein: the driving assembly (1-3) comprises driving cylinders symmetrically arranged at two ends of the large sliding block (1-1); the movable end of the driving cylinder is fixedly connected with the large sliding block (1-1), and the fixed end is fixedly connected with the injection mold.
4. The core pulling structure of the automobile side skirt plaque according to claim 2, wherein: the stretching and deforming mechanism (3) comprises a plurality of small sliding blocks (3-1) which are uniformly distributed on the large sliding blocks (1-1) along the length direction; the front end of the small sliding block (3-1) is provided with a pull hook (3-2); the front end of the large sliding block (1-1) is provided with a containing groove corresponding to the small sliding block (3-1); the small sliding block (3-1) is arranged in the accommodating groove, and the small sliding block (3-1) is in sliding connection with the large sliding block (1-1) through a limit screw (3-3); the rear end of the large sliding block (1-1) is provided with a mounting hole communicated with the accommodating groove; a pull rod (3-4) is arranged in the mounting hole; the pull rod (3-4) is limited with the large sliding block (1-1) through a limiting pin (3-5); and the pull rod (3-4) is connected with the small sliding block (3-1) through a spring (3-6).
5. The core pulling structure of the automobile side skirt plaque according to claim 1, wherein: the outer sliding block (2-1) is connected to the injection mold in a sliding manner and guided by the first inclined guide post (2-3); the inner sliding block (2-2) is contacted with the outer sliding block (2-1) through an inclined plane, and the inner sliding block (2-2) is guided by a second inclined guide post (2-4); a driving rod (2-5) is obliquely arranged on the inner slide block (2-2); the driving rod (2-5) is connected in the outer sliding block (2-1) in a sliding way; a reset spring (2-6) is arranged between the contact surfaces of the inner sliding block (2-2) and the outer sliding block (2-1).
6. The core pulling structure of the automobile side skirt plaque according to claim 5, wherein: the return springs (2-6) are nitrogen springs.
7. The core pulling structure of the automobile side skirt plaque according to claim 5, wherein: the third core pulling mechanism (2) further comprises inclined top sliding blocks (2-7) arranged on two sides of the inner sliding block (2-2); the oblique top sliding block (2-7), the inner sliding block (2-2) and the oblique top sliding block (2-7) form a mold core at the product barb position; and the inclined top sliding block (2-7) is connected with an inclined top rod (2-8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223518710.2U CN219903160U (en) | 2022-12-28 | 2022-12-28 | Core pulling structure of automobile side skirt decorative plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223518710.2U CN219903160U (en) | 2022-12-28 | 2022-12-28 | Core pulling structure of automobile side skirt decorative plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219903160U true CN219903160U (en) | 2023-10-27 |
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ID=88429819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223518710.2U Active CN219903160U (en) | 2022-12-28 | 2022-12-28 | Core pulling structure of automobile side skirt decorative plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219903160U (en) |
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2022
- 2022-12-28 CN CN202223518710.2U patent/CN219903160U/en active Active
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