CN222628454U - Precise die for complex automotive interior trim parts - Google Patents
Precise die for complex automotive interior trim parts Download PDFInfo
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- CN222628454U CN222628454U CN202420998706.0U CN202420998706U CN222628454U CN 222628454 U CN222628454 U CN 222628454U CN 202420998706 U CN202420998706 U CN 202420998706U CN 222628454 U CN222628454 U CN 222628454U
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Abstract
一种复杂汽车内饰件精密模具，属于模具技术领域，包括上复板、进料机构、模具机构、顶出机构、挡板和底板；进料机构包括进料口、热流道和进胶口，模具机构包括上模、上模芯和下模芯；上模芯嵌设在上模的下凹内，下模芯设置在上模和上模芯的下方；顶出机构包括顶杆和顶杆固定板；顶杆包括2个顶针、6个直顶杆和8个斜顶杆；还包括2个顶出油缸，1个顶出油缸固定设置在2个直顶杆A之间，另1个顶出油缸固定设置在2个直顶杆C之间；顶出油缸通过顶出机构整体顶定出复杂汽车内饰件产品。本实用新型的有益效果是：满足复杂汽车内饰件的高精度要求。
A precision mold for complex automobile interior parts, belonging to the field of mold technology, includes an upper composite plate, a feed mechanism, a mold mechanism, an ejection mechanism, a baffle and a bottom plate; the feed mechanism includes a feed port, a hot runner and a glue inlet, the mold mechanism includes an upper mold, an upper mold core and a lower mold core; the upper mold core is embedded in the lower concave of the upper mold, and the lower mold core is arranged below the upper mold and the upper mold core; the ejection mechanism includes an ejector rod and an ejector rod fixing plate; the ejector rod includes 2 ejector pins, 6 straight ejector rods and 8 inclined ejector rods; and also includes 2 ejection oil cylinders, one ejection oil cylinder is fixedly arranged between two straight ejector rods A, and the other ejection oil cylinder is fixedly arranged between two straight ejector rods C; the ejection oil cylinder ejects the complex automobile interior parts product as a whole through the ejection mechanism. The beneficial effect of the utility model is that the high precision requirements of complex automobile interior parts are met.
Description
Technical Field
The utility model relates to a precise die for a complex automotive interior trim part, in particular to a precise die for a complex automotive interior trim part, and belongs to the technical field of dies.
Background
The automobile interior system is an important component part of an automobile body, and not only meets the complex use function requirement of the automobile, but also reaches the increasingly high aesthetic concept of people, so that very high requirements on product precision are provided.
The invention discloses a flip injection mold with a secondary ejection mechanism, which comprises an upper mold plate, a lower mold plate and a hot runner system, wherein an upper mold core is arranged on the upper mold plate, a lower mold core is arranged on the lower mold plate, the secondary ejection mechanism is positioned between the lower mold core and the lower mold plate, the secondary ejection mechanism comprises a plurality of layers of ejector plates and a plurality of inclined ejection, straight ejection and ejector pins which respectively lean against any one layer of ejector plates, and the ejector pins, the inclined ejection and the straight ejection are independently ejected when the ejector pins are lifted for the second time after the ejector pins are lifted synchronously for the first time so that products can be conveniently separated from a mold cavity.
The technical scheme of the patent can only meet the technical requirements of common injection molding parts, the high-precision requirements for complex automobile interior parts cannot be met, and the requirements of the automobile industry with rapid development can only be met by designing more advanced complex automobile interior part precision dies.
Disclosure of utility model
The utility model aims at overcoming the defect that the high-precision requirement of the complex automotive interior part cannot be met in the prior art of the complex automotive interior part die design, and provides a complex automotive interior part precision die which can meet the high-precision requirement of the complex automotive interior part.
In order to achieve the aim, the utility model adopts the technical scheme that the complex automobile interior trim precise die comprises an upper compound plate, a feeding mechanism, a die mechanism, an ejection mechanism, a baffle plate and a bottom plate which are sequentially arranged from top to bottom;
The feeding mechanism comprises a feeding hole, a hot runner and a glue inlet, and the die mechanism comprises an upper die, an upper die core and a lower die core, wherein the upper die core is embedded in a concave of the upper die, cooling water channels are arranged in the upper die core and the lower die core, and the lower die core is arranged below the upper die and the upper die core, and a cavity is formed among the upper die, the upper die core and the lower die core;
The ejection mechanism comprises an ejector rod and an ejector rod fixing plate, the lower end of the ejector rod is arranged on the ejector rod fixing plate, and the baffle is arranged below the ejector rod fixing plate;
The ejector pins comprise 2 ejector pins, 6 straight ejector pins and 8 inclined ejector pins, wherein the 6 straight ejector pins comprise 2 straight ejector pins A, 2 straight ejector pins B and 2 straight ejector pins C, the 8 inclined ejector pins comprise 2 inclined ejector pins A, 2 inclined ejector pins B and 2 inclined ejector pins C, 1 ejector pin A, 1 straight ejector pin A, 1 inclined ejector pin B, 1 straight ejector pin B, 1 inclined ejector pin C and 1 inclined ejector pin D are in elliptical arcs above the rear side of the ejector pin fixing plate, the rear group ejector pins are sequentially arranged from left to right, the other 1 ejector pins, 1 inclined ejector pin A, 1 straight ejector pin A, 1 inclined ejector pin B, 1 straight ejector pin B, 1 inclined ejector pin C and 1 inclined ejector pin C are sequentially arranged from left to right above the front side of the ejector pin fixing plate to form a front group ejector pin;
The automobile inner ornament fixing device further comprises 2 ejection cylinders, wherein 1 ejection cylinder is fixedly arranged between 2 straight ejector rods A, the other 1 ejection cylinder is fixedly arranged between 2 straight ejector rods C, and the ejection cylinders integrally eject complex automobile inner ornament products through an ejection mechanism.
The hot runner plate is arranged below the upper compound plate and around the hot runner, the hot runner plate is fixedly connected with the upper compound plate through screws, the feeding port is arranged in the middle of the upper compound plate, the glue inlet is arranged on the bottom surface of the upper mold core and is connected with the cavity, the hot runner is arranged below the feeding port, the upper end of the hot runner is connected with the lower end of the glue inlet, the middle of the hot runner downwards penetrates through the upper mold and the upper mold core, and the lower end of the hot runner is communicated with the glue inlet.
The lower mold core lower part is provided with an oil cylinder fixing groove, the upper end of the ejection oil cylinder is fixed in the oil cylinder fixing groove, the lower end of the ejection oil cylinder is fixed on the baffle plate, and the ejection oil cylinder drives the ejector rod fixing plate to integrally eject the product upwards.
The ejector rod fixing plate is provided with a supporting block, the lower end of the supporting block is fixedly connected with the ejector rod fixing plate through a screw, the upper end face of the supporting block is abutted to the bottom of the lower mold core, and the supporting effect on the lower mold core is achieved.
The ejector rod fixing plate is fixedly connected with the bottom plate through screws, straight ejector rod mounting holes are formed in the ejector rod fixing plate and correspond to the positions below the straight ejector rods, the straight ejector rods are mounted on the ejector rod fixing plate through screws, and the lower ends of the ejector pins are fixedly connected with the ejector rod fixing plate through screws.
The molding cavity comprises an upper mold cavity and a lower mold cavity, the upper mold cavity is arranged below the upper mold core, the lower mold cavity is arranged above the lower mold core, and the shape and the size of the molding cavity are matched with those of the complex automotive interior trim part.
The inclined ejector rod fixing plate is characterized in that an inclined ejector seat is arranged at a position corresponding to the lower end part of the inclined ejector rod, a sliding groove is arranged in the inclined ejector seat, a sliding bearing is arranged at the lower end part of the inclined ejector rod and slides along the guiding groove, the inclined ejector rod is in sliding connection with the sliding groove through the sliding bearing, and an inclined ejector guide block is arranged in the middle of the inclined ejector rod.
Guide posts are arranged at 4 corners of the lower mold core, guide sleeves are arranged at 4 corners of the upper mold core, the guide posts are arranged in the guide sleeves and play a guiding role in demolding, and balance weights are arranged at the front side and the rear side of the lower mold core and play a balancing role in demolding.
The upper end of the straight ejector rod is provided with a straight ejector head, the upper end of the inclined ejector rod is provided with an inclined ejector head, the straight ejector head and the inclined ejector head extend upwards to the cavity, and after the complex automotive interior trim part is subjected to injection molding, the upper end face of the straight ejector head and the upper end face of the inclined ejector head are in contact with the bottom face of the complex automotive interior trim part.
The straight ejector rod A, the straight ejector rod B and the straight ejector rod C have the same structure, and the front group ejector rod and the rear group ejector rod are symmetrically arranged in the front-back direction on the ejector rod fixing plate.
Compared with the prior art, the utility model has the beneficial effects that on the basis that the design of the existing complex automobile interior trim part die can smoothly release products from the die cavity, the structural deformation and even damage possibly caused by the complex automobile interior trim part are avoided, thereby achieving the purpose of meeting the high-precision requirement of the complex automobile interior trim part and adapting to the requirement of rapid development of the automobile industry.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
FIG. 4 is a sectional view B-B of FIG. 2;
FIG. 5 is a sectional view of the bottom plate, ejector mechanism, lower die and product combination after demolding;
FIG. 6 is a top view of the lower mold cavity assembly;
FIG. 7 is a top view of the bottom plate + thimble fixing plate combination;
FIG. 8 is a bottom view of the ejector retainer plate;
FIG. 9 is a cross-sectional view of C-C of FIG. 8;
Fig. 10 is a perspective view of an ejector mechanism.
The reference numerals indicate that an upper compound plate 1, a feeding mechanism 2, a feeding port 201, a hot runner 202, a glue inlet 203, a die mechanism 3, an upper die 301, an upper die core 302, a lower die core 303, an upper die cavity 304, a lower die cavity 305, an ejection mechanism 4, an ejector rod fixing plate 401, a baffle plate 5, a bottom plate 6, a cooling water channel 7, an ejector pin 8, a straight ejector rod A9, a straight ejector rod B10, a straight ejector rod C11, an inclined ejector rod A12, an inclined ejector rod B13, an inclined ejector rod C14, an inclined ejector rod D15, a hot runner plate 16, an oil cylinder fixing groove 17, a supporting block 18, an inclined ejector seat 19, a chute 20, a sliding bearing 21, an inclined ejector guide block 22, a guide post 23, a straight ejector head 24, an inclined ejector head 25, a product 26, a balance block 27 and an ejection oil cylinder 28.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1 to 10, the precise die for the complex automotive upholstery comprises an upper compound plate 1, a feeding mechanism 2, a die mechanism 3, an ejection mechanism 4, a baffle plate 5 and a bottom plate 6 which are sequentially arranged from top to bottom as shown in fig. 1;
As shown in fig. 2, 3 and 4, the feeding mechanism 2 comprises a feeding port 201, a hot runner 202 and a glue inlet 203, and the die mechanism 3 comprises an upper die 301, an upper die core 302 and a lower die core 303, wherein the upper die core 302 is embedded in a concave of the upper die 301, cooling water channels 7 are arranged in the upper die core 302 and the lower die core 303, and the lower die core 303 is arranged below the upper die 301 and the upper die core 302, and a cavity is formed among the upper die 301, the upper die core 302 and the lower die core 303;
As shown in fig. 8, 9 and 10, the ejection mechanism 4 comprises an ejector rod and an ejector rod fixing plate 401, the lower end of the ejector rod is arranged on the ejector rod fixing plate 401, and the baffle plate 5 is arranged below the ejector rod fixing plate 401;
As shown in fig. 6 to 10, the ejector pins include 2 ejector pins 8, 6 straight ejector pins and 8 inclined ejector pins, the 6 straight ejector pins include 2 straight ejector pins A9, 2 straight ejector pins B10 and 2 straight ejector pins C11, the 8 inclined ejector pins include 2 inclined ejector pins a12, 2 inclined ejector pins B13 and 2 inclined ejector pins C14, wherein 1 ejector pin 8, 1 inclined ejector pin a12, 1 straight ejector pin A9, 1 inclined ejector pin B13, 1 straight ejector pin B10, 1 inclined ejector pin C14, 1 straight ejector pin C11 and 1 inclined ejector pin D15 are in an elliptical arc above the rear side of the ejector pin fixing plate 401, a rear group ejector pin is sequentially formed from left to right, the other 1 ejector pins 8, 1 inclined ejector pin a12, 1 straight ejector pin A9, 1 inclined ejector pin B13, 1 straight ejector pin B10, 1 inclined ejector pin C14, 1 straight ejector pin C11 and 1 inclined ejector pin D15 are in an elliptical arc above the front side of the ejector pin fixing plate 401, and are sequentially arranged from left to right, so as to form a front group;
As shown in fig. 5, 8 and 9, the automobile interior trim component forming device further comprises 2 ejection cylinders 28,1, wherein the ejection cylinders 28 are fixedly arranged between 2 straight ejector rods A9, and the other 1 ejection cylinder 28 is fixedly arranged between 2 straight ejector rods C11;
As shown in fig. 3, a hot runner plate 16 is disposed below the upper compound plate 1 and around the hot runner 202, the hot runner plate 16 is fixedly connected with the upper compound plate 1 by screws, the feeding port 201 is disposed in the middle of the upper compound plate 1, the glue inlet 203 is disposed on the bottom surface of the upper mold core 302 and is connected with the cavity, the hot runner 202 is disposed below the feeding port 201, the upper end of the hot runner 202 is connected with the lower end of the glue inlet, the middle of the hot runner 202 passes through the upper mold 301 and the upper mold core 302 downward, and the lower end of the hot runner 202 is communicated with the glue inlet 203.
As shown in fig. 3, the lower part of the lower mold core 303 is provided with an oil cylinder fixing groove 17, the upper end of the ejection oil cylinder 28 is fixed in the oil cylinder fixing groove 17, the lower end of the ejection oil cylinder 28 is fixed on the baffle 5, and the ejection oil cylinder 28 drives the ejector rod fixing plate 401 to integrally eject the product upwards.
As shown in fig. 3 and 8, the ejector fixing plate 401 is provided with a supporting block 18, the lower end of the supporting block 18 is fixedly connected with the ejector fixing plate 401 through a screw, and the upper end surface of the supporting block 18 abuts against the bottom of the lower mold core 303, so as to support the lower mold core 303.
As shown in fig. 3 and 9, the ejector rod fixing plate 401 is fixedly connected with the bottom plate 6 through screws, a straight ejector rod mounting hole is formed in the ejector rod fixing plate 401 and corresponds to the position below the straight ejector rod, the straight ejector rod is mounted on the ejector rod fixing plate 401 through screws, and the lower end of the ejector rod 8 is fixedly connected with the ejector rod fixing plate 401 through screws.
As shown in fig. 3 and 4, the molding cavity includes an upper mold cavity 304 and a lower mold cavity 305, the upper mold cavity 304 is below the upper mold core 302, the lower mold cavity 305 is above the lower mold core 303, and the shape and size of the molding cavity are matched with those of the complex automotive interior trim part.
As shown in fig. 4 and 5, an inclined top seat 19 is disposed at a position corresponding to the lower end of the inclined top rod, a sliding groove 20 is disposed in the inclined top seat 19, a sliding bearing 21 is disposed at the lower end of the inclined top rod, the sliding bearing 21 slides along the guiding groove, the inclined top rod is slidably connected with the sliding groove 20 through the sliding bearing 21, and an inclined top guiding block 22 is disposed in the middle of the inclined top rod.
As shown in fig. 6, the 4 corners of the lower mold core 303 are provided with guide posts 23, the 4 corners of the upper mold core 302 are provided with guide sleeves (not shown in the drawing), the guide posts 23 are arranged in the guide sleeves and play a guiding role in demolding, and the front side and the rear side of the lower mold core 303 are provided with balance weights 27 and play a balancing role in demolding.
As shown in fig. 6 and 8, the upper end of the straight ejector rod is provided with a straight ejector head 24, the upper end of the inclined ejector rod is provided with an inclined ejector head 25, the straight ejector head 24 and the inclined ejector head 25 extend upwards to the cavity, and after the complex automotive interior trim is injection molded, the upper end face of the straight ejector head 24 and the upper end face of the inclined ejector head are in contact with the bottom face of the complex automotive interior trim.
As shown in fig. 7, 8 and 10, the straight ejector pins A9, B10 and C11 have the same structure, and the front group of ejector pins and the rear group of ejector pins are symmetrically disposed in the front-rear direction on the ejector pin fixing plate 401.
The complex automotive interior precise mold comprises a complex automotive interior precise mold, wherein after the mold is closed, molten plastic enters a hot runner 202 through a feed inlet 201, and then is split into each glue inlet 203 of a product through the hot runner 202 to fill a product cavity until the whole cavity is filled, material injection is stopped, pressure is maintained for a period of time, meanwhile, mold core cooling water is always circulated for cooling, after the product is molded, the mold is opened, an ejection cylinder 28 is ejected upwards, ejector pins 8, straight ejector pins and inclined ejector pins are driven by an ejector pin fixing plate 401 to realize demolding of the product, and after the product is taken out, the mold is closed again, and the next period of injection molding is performed.
The above examples are only preferred embodiments of the present utility model, and common variations and substitutions by those skilled in the art within the scope of the technical solution of the present utility model should be included in the scope of the present utility model.
Claims (10)
1. A complex automotive interior trim precise die comprises an upper compound plate, a feeding mechanism, a die mechanism, an ejection mechanism, a baffle plate and a bottom plate which are sequentially arranged from top to bottom;
The feeding mechanism comprises a feeding hole, a hot runner and a glue inlet, and the die mechanism comprises an upper die, an upper die core and a lower die core, wherein the upper die core is embedded in a concave of the upper die, cooling water channels are arranged in the upper die core and the lower die core, and the lower die core is arranged below the upper die and the upper die core, and a cavity is formed among the upper die, the upper die core and the lower die core;
The ejection mechanism comprises an ejector rod and an ejector rod fixing plate, wherein the lower end of the ejector rod is arranged on the ejector rod fixing plate, and the baffle is arranged below the ejector rod fixing plate, and is characterized in that:
The ejector pins comprise 2 ejector pins, 6 straight ejector pins and 8 inclined ejector pins, wherein the 6 straight ejector pins comprise 2 straight ejector pins A, 2 straight ejector pins B and 2 straight ejector pins C, the 8 inclined ejector pins comprise 2 inclined ejector pins A, 2 inclined ejector pins B, 2 inclined ejector pins C and 2 inclined ejector pins D, 1 ejector pin, 1 inclined ejector pin A, 1 straight ejector pin B, 1 inclined ejector pin C and 1 inclined ejector pin D are in elliptical arcs above the rear side of the ejector pin fixing plate, a rear group of ejector pins are sequentially arranged from left to right, the other 1 ejector pins, 1 inclined ejector pins A, 1 straight ejector pin A, 1 inclined ejector pin B, 1 straight ejector pin B, 1 inclined ejector pin C and 1 inclined ejector pin D are in elliptical arcs above the front side of the ejector pin fixing plate, and are sequentially arranged from left to right to form a front group of ejector pins;
The automobile inner ornament fixing device further comprises 2 ejection cylinders, wherein 1 ejection cylinder is fixedly arranged between 2 straight ejector rods A, the other 1 ejection cylinder is fixedly arranged between 2 straight ejector rods C, and the ejection cylinders integrally eject complex automobile inner ornament products through an ejection mechanism.
2. The precise die for the complex automotive upholstery, disclosed in claim 1, is characterized in that a hot runner plate is arranged below the upper compound plate and around the hot runner, the hot runner plate is fixedly connected with the upper compound plate through screws, the feeding port is arranged in the middle of the upper compound plate, the glue inlet is arranged on the bottom surface of the upper die core and is connected with the die cavity, the hot runner is arranged below the feeding port, the upper end of the hot runner is connected with the lower end of the glue inlet, the middle of the hot runner passes through the upper die and the upper die core downwards, and the lower end of the hot runner is communicated with the glue inlet.
3. The precise die for complex automotive upholstery of claim 1, wherein the lower portion of the lower die core is provided with an oil cylinder fixing groove, the upper end of the ejection oil cylinder is fixed in the oil cylinder fixing groove, the lower end of the ejection oil cylinder is fixed on the baffle plate, and the ejection oil cylinder drives the ejector rod fixing plate to integrally eject the product upwards.
4. The precise die for the complex automotive upholstery of claim 1, wherein the ejector rod fixing plate is provided with a supporting block, the lower end of the supporting block is fixedly connected with the ejector rod fixing plate through a screw, and the upper end face of the supporting block is abutted against the bottom of the lower die core.
5. The precise die for the complex automotive interior trim parts is characterized in that the ejector rod fixing plate and the bottom plate are fixedly connected through screws, straight ejector rod mounting holes are formed in the ejector rod fixing plate and correspond to the positions below the straight ejector rods, the straight ejector rods are mounted on the ejector rod fixing plate through screws, and the lower ends of the ejector pins are fixedly connected with the ejector rod fixing plate through screws.
6. The precise die for the complex automotive interior part of claim 1, wherein the molding cavity comprises an upper die cavity and a lower die cavity, the upper die cavity is arranged below the upper die core, the lower die cavity is arranged above the lower die core, and the shape and the size of the molding cavity are matched with those of the complex automotive interior part.
7. The precise die for the complex automotive upholstery is characterized in that an inclined ejector seat is arranged at a position corresponding to the lower end part of the ejector rod fixing plate and the lower end part of the inclined ejector rod, a sliding groove is arranged in the inclined ejector seat, a sliding bearing is arranged at the lower end part of the inclined ejector rod and slides along the guiding groove, the inclined ejector rod is in sliding connection with the sliding groove through the sliding bearing, and an inclined ejector guide block is arranged in the middle of the inclined ejector rod.
8. The precise die for the complex automotive upholstery, disclosed in claim 1, is characterized in that guide posts are arranged at 4 corners of the lower die core, guide sleeves are arranged at 4 corners of the upper die core, the guide posts are arranged in the guide sleeves and play a role in guiding during demolding, and balance blocks are arranged at the front side and the rear side of the lower die core and play a role in balancing during demolding.
9. The precise die for the complex automotive interior part of claim 1, wherein the upper end part of the straight ejector rod is provided with a straight ejector head, the upper end part of the inclined ejector rod is provided with an inclined ejector head, the straight ejector head and the inclined ejector head extend upwards to the die cavity, and after the complex automotive interior part is injection molded, the upper end face of the straight ejector head and the upper end face of the inclined ejector head are in contact with the bottom face of the complex automotive interior part.
10. The precise die for the complex automotive upholstery of claim 1, wherein the straight ejector rod A, the straight ejector rod B and the straight ejector rod C are identical in structure, and the front group ejector rod and the rear group ejector rod are symmetrically arranged in the front-rear direction on the ejector rod fixing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420998706.0U CN222628454U (en) | 2024-05-09 | 2024-05-09 | Precise die for complex automotive interior trim parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420998706.0U CN222628454U (en) | 2024-05-09 | 2024-05-09 | Precise die for complex automotive interior trim parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222628454U true CN222628454U (en) | 2025-03-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420998706.0U Active CN222628454U (en) | 2024-05-09 | 2024-05-09 | Precise die for complex automotive interior trim parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222628454U (en) |
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- 2024-05-09 CN CN202420998706.0U patent/CN222628454U/en active Active
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