CN214491403U - Mould for molding, punching and injection molding of thermosetting composite material - Google Patents
Mould for molding, punching and injection molding of thermosetting composite material Download PDFInfo
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- CN214491403U CN214491403U CN202120321692.5U CN202120321692U CN214491403U CN 214491403 U CN214491403 U CN 214491403U CN 202120321692 U CN202120321692 U CN 202120321692U CN 214491403 U CN214491403 U CN 214491403U
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Abstract
A mould integrating compression molding, punching and injection molding of a thermosetting composite material comprises a cavity with an upper compression molding surface and a core with a lower compression molding surface, wherein the upper compression molding surface and the lower compression molding surface act on the upper surface and the lower surface of a section bar during mould closing, the cavity is provided with a punching system, and the upper compression molding surface is correspondingly provided with a punch hole; a punch of the punching system acts on the upper surface of the section bar under hydraulic pressure to form an injection hole site; the core is provided with an injection molding system, and a glue outlet of the injection molding system is positioned below the injection molding hole site to fill the injection molding hole site with injection materials. The utility model provides a thermosetting combined material compression molding, punch a hole, mould plastics mould as an organic whole realizes the injecting glue in moulding-die, can improve the product to the special performance that some positions need, adopt different materials also can be fine to close integrative to improve the goods quality.
Description
Technical Field
The utility model belongs to the technical field of the mould, concretely relates to thermosetting combined material compression molding, punch a hole, mould plastics mould as an organic whole.
Background
The tradition is when the trunk bottom plate of preparation car, for integrative compression moulding to reserve the hole site that needs the injecting glue on the panel, this hole site is for shaking the buffering in the course of the work with engine or other mechanical transmission, so can not utilize the fashioned injection moulding material of press mold, can take place acutely when its material is trembled and move, so the injecting glue needs to be filled to this place. The tradition is the mode that adopts repetitious processing, adopts moulding-die cooling earlier, and the injecting glue that heats up again, and this mode can cause the injecting glue technology coarse, and the surface is unevenness, and wastes manpower and materials consuming time.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a thermosetting combined material compression molding, punch a hole, mould plastics mould as an organic whole realizes the injecting glue in moulding-die, can improve the product to the special performance that some positions need, adopts different materials also can be fine to close integratively to improve the goods quality.
The purpose of the utility model is realized like this: a mould integrating compression molding, punching and injection molding of a thermosetting composite material comprises a cavity with an upper compression molding surface and a core with a lower compression molding surface, wherein the upper compression molding surface and the lower compression molding surface act on the upper surface and the lower surface of a section bar during mould closing, the cavity is provided with a punching system, and the upper compression molding surface is correspondingly provided with a punch hole; a punch of the punching system acts on the upper surface of the section bar under hydraulic pressure to form an injection hole site; the core is provided with an injection molding system, and a glue outlet of the injection molding system is positioned below the injection molding hole site to fill the injection molding hole site with injection materials.
Furthermore, the hydraulic pressure at the tail part of the punch is smaller than the mold closing force of the cavity and the core, and the punch in the cavity gradually retreats to the punch hole along with the mold closing pressure in the mold closing process.
Furthermore, the injection molding system adopts a needle valve type hot runner structure.
Further, the bottom surface of the mold core is provided with a mounting groove, and the needle valve type hot runner is fixed in the mounting groove and combined with the mold core into a whole.
Furthermore, the punch hole is provided with an insert sleeve matched with the punch.
Furthermore, the tail of the punch is connected with an oil cylinder, and the oil cylinder is arranged on the cavity and synchronously ascends and descends along with the cavity.
Furthermore, the cavity is correspondingly matched with an upper mold foot, an upper ejector plate and an upper compound plate.
Furthermore, the mold core is correspondingly matched with a lower mold foot, a lower ejector plate and a lower compound plate.
Further, a feed inlet of the injection molding system is arranged on the side wall of the core.
Compared with the prior art, the utility model outstanding and profitable technological effect is: the composite material is firstly paved on a mold core, a punch head in a mold cavity is in an extending state, then the mold is closed, the punch head gradually retracts along with the pressure of the closed mold in the process of closing the mold, the set time is passed after the mold is completely closed, then the punch head is completely reset, and at this time, an injection molding system needs to be opened to inject the material into a filling hole position in the mold. And opening the mold to eject the product after the injection is finished.
Drawings
Fig. 1 is a schematic view showing a working state of a mold according to an embodiment of the present invention;
fig. 2 is a schematic view of a working state of the mold according to the embodiment of the present invention;
FIG. 3 is a first structural diagram of a cavity in an embodiment of the present invention;
FIG. 4 is a second structural diagram of the cavity in the embodiment of the present invention;
FIG. 5 is a first block diagram of a core in an embodiment of the invention;
FIG. 6 is a second embodiment of the core of the present invention;
FIG. 7 is a schematic diagram of the cooperation of the punching system and the injection molding system in an embodiment of the present invention;
fig. 8 is a schematic view of the punching system acting on the upper surface of the profile in an embodiment of the present invention;
FIG. 9 is a schematic view of an embodiment of the present invention illustrating an injection system injecting material from below an injection hole site;
fig. 10 is an overall outline view of the mold in the embodiment of the present invention.
Reference numerals: 1. an upper compound plate; 2. an upper ejector plate; 3. mounting a mold leg; 4. a cavity; 4a, pressing the surface; 4b, punching a hole; 5. a core; 5a, pressing the molding surface; 5b, mounting grooves; 6. an injection molding system; 6A, a glue outlet; 6b, a feed inlet; 7. a lower mold leg; 8. a lower compound plate; 9. a lower ejector plate; 10. an oil cylinder; 11. a punch; 12. sleeving; m, section bar; m1, injection molding hole sites.
Detailed Description
The following describes the present invention in further detail with reference to the accompanying drawings.
A mould integrating thermosetting composite material compression molding, punching and injection molding is combined with a figure 1, a figure 2 and a figure 10, and an upper mould comprises an upper compound plate 1, an upper thimble plate 2, an upper mould pin 3 and a cavity 4; the lower die comprises a lower compound plate 8, a lower die leg 7, a lower ejector plate 9 and a core 5. Wherein the mold core 5 is opposite to the mold cavity 4 and is used for molding a composite material section M together; the cavity 4 is correspondingly provided with an upper compression molding surface 4a, the core 5 is correspondingly provided with a lower compression molding surface 5a, and the upper compression molding surface 4a and the lower compression molding surface 5a act on the upper surface and the lower surface of the section bar M during mold closing.
With reference to fig. 1-4 and 8, the cavity 4 is provided with a punching system, and the upper compression molding surface 4a is correspondingly provided with a punch hole 4 b; the punch 11 of the punching system acts on the upper surface of the profile M under hydraulic pressure to form the injection hole site M1. In the embodiment, the tail part of the punch 11 is pushed by the oil cylinder 10 to extend out of the cavity 4, and the oil cylinder 10 is installed on the cavity 4 and is lifted synchronously with the cavity 4. The hydraulic pressure of the oil cylinder 10 is smaller than the mold clamping force of the mold, so that the punch 11 can gradually retract along with the mold clamping pressure in the mold clamping process. Preferably, the punch hole 4b is provided with an insert sleeve 12 matched with the punch 11, and the replaceable insert sleeve 12 structure is adopted, so that the matching accuracy of the punch hole and the punch 11 can be better ensured, and the punch hole is convenient to maintain.
Referring to fig. 1, 2, 5, 6 and 9, the core 5 is installed with the injection molding system 6, and the glue nozzle 6A of the injection molding system 6 is located below the injection hole M1 to fill the injection hole M1 with injection material. The injection molding system 6 adopts a needle valve type hot runner structure. The bottom surface of the mold core 5 is provided with a mounting groove 5b, and the needle valve type hot runner is fixed in the mounting groove 5b and is combined with the mold core 5 into a whole. The side wall of the mounting groove 5b is provided with hole positions, so that a feed port 6b of the injection molding system 6 can enter from the side wall of the front surface of the core 5. With particular reference to fig. 6, the hot oil ducts of the hot runner of the injection system 6 are laid separately from the feed inlet 6b, and the bottom of the core 5 is provided with a groove extending to the right side wall of the core 5.
With reference to fig. 1, 2 and 7, the specific working process of the mold in this embodiment is as follows: the composite material is firstly laid on the mold core 5, the punch 11 in the cavity 4 is in an extending state under the action of the oil cylinder 10, then the mold is closed, the punch 11 gradually retracts along with the pressure of the closed mold in the mold closing process, after 3S, the punch 11 is completely reset to expose the injection hole position M1 after the mold is completely closed, and at the moment, the injection system 6 needs to be opened to inject the material into the mold to fill the hole position. And opening the mold to eject the product after the injection is finished.
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 utility model provides a thermosetting combined material compression molding, punch a hole, mould plastics mould as an organic whole, is including setting up die cavity (4) of moulding surface (4a) and core (5) of moulding surface (5a) down, goes up moulding surface (4a) and acts on the upper and lower surface of section bar (M) with moulding surface (5a) down when the compound die, its characterized in that: the die cavity (4) is provided with a punching system, and the upper compression molding surface (4a) is correspondingly provided with a punch hole (4 b); a punch (11) of the punching system acts on the upper surface of the section bar (M) under hydraulic pressure to form an injection hole position (M1); the core (5) is provided with an injection molding system (6), and a feed inlet (6b) of the injection molding system is arranged on the side wall of the core (5); the glue outlet nozzle (6A) of the injection molding system (6) is positioned below the injection molding hole site (M1) to fill the injection molding hole site (M1) with injection material.
2. A mold for molding, punching and injecting a thermosetting composite material as claimed in claim 1, wherein: the hydraulic pressure at the tail part of the punch (11) is smaller than the mold closing force of the cavity (4) and the core (5), and the punch (11) in the cavity (4) gradually retracts to the punch hole (4b) along with the mold closing pressure in the mold closing process.
3. A mold for molding, punching and injecting a thermosetting composite material as claimed in claim 1, wherein: the injection molding system (6) adopts a needle valve type hot runner structure.
4. A thermoset composite material compression molding, punching and injection molding integrated mold as claimed in claim 3, wherein: the bottom surface of the mold core (5) is provided with a mounting groove (5b), and the needle valve type hot runner is fixed in the mounting groove (5b) and combined with the mold core (5) into a whole.
5. A mold for molding, punching and injecting a thermosetting composite material as claimed in claim 1, wherein: the punch hole (4b) is provided with an insert sleeve (12) matched with the punch (11).
6. A mold for molding, punching and injecting a thermosetting composite material as claimed in claim 1, wherein: the tail of the punch (11) is connected with an oil cylinder (10), and the oil cylinder (10) is installed on the cavity (4) and synchronously ascends and descends along with the cavity (4).
7. A mold for molding, punching and injecting a thermosetting composite material as claimed in claim 1, wherein: the die cavity (4) is correspondingly matched with an upper die leg (3), an upper ejector plate (2) and an upper compound plate (1).
8. A mold for molding, punching and injecting a thermosetting composite material as claimed in claim 1, wherein: the mold core (5) is correspondingly matched with a lower mold foot (7), a lower ejector plate (9) and a lower compound plate (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120321692.5U CN214491403U (en) | 2021-02-03 | 2021-02-03 | Mould for molding, punching and injection molding of thermosetting composite material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120321692.5U CN214491403U (en) | 2021-02-03 | 2021-02-03 | Mould for molding, punching and injection molding of thermosetting composite material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214491403U true CN214491403U (en) | 2021-10-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120321692.5U Active CN214491403U (en) | 2021-02-03 | 2021-02-03 | Mould for molding, punching and injection molding of thermosetting composite material |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112936900A (en) * | 2021-02-03 | 2021-06-11 | 台州市黄岩大成模具有限公司 | Mould for molding, punching and injection molding of thermosetting composite material |
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2021
- 2021-02-03 CN CN202120321692.5U patent/CN214491403U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112936900A (en) * | 2021-02-03 | 2021-06-11 | 台州市黄岩大成模具有限公司 | Mould for molding, punching and injection molding of thermosetting composite material |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: The utility model relates to a mold integrating thermosetting composite material molding, punching and injection molding Effective date of registration: 20220530 Granted publication date: 20211026 Pledgee: Agricultural Bank of China Limited Taizhou Huangyan sub branch Pledgor: Taizhou Huangyan Dacheng mould Co.,Ltd. Registration number: Y2022330000821 |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 318020 No.2, Zhaofeng Road, Xinqian street, Huangyan District, Taizhou City, Zhejiang Province Patentee after: Zhejiang Dacheng Mold Co.,Ltd. Address before: 318020 No.2, Zhaofeng Road, Xinqian street, Huangyan District, Taizhou City, Zhejiang Province Patentee before: Taizhou Huangyan Dacheng mould Co.,Ltd. |