CN214521612U - Automobile part injection mold capable of preventing injection molding particles from flowing to surface of diaphragm - Google Patents
Automobile part injection mold capable of preventing injection molding particles from flowing to surface of diaphragm Download PDFInfo
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- CN214521612U CN214521612U CN202023314822.7U CN202023314822U CN214521612U CN 214521612 U CN214521612 U CN 214521612U CN 202023314822 U CN202023314822 U CN 202023314822U CN 214521612 U CN214521612 U CN 214521612U
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- injection molding
- injection
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- diaphragm
- plate
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 60
- 238000002347 injection Methods 0.000 title claims abstract description 37
- 239000007924 injection Substances 0.000 title claims abstract description 37
- 239000002245 particle Substances 0.000 title claims abstract description 22
- 238000007599 discharging Methods 0.000 claims description 12
- 239000012528 membrane Substances 0.000 claims description 12
- 239000012778 molding material Substances 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims 2
- 238000000034 method Methods 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 8
- 238000000465 moulding Methods 0.000 description 7
- 239000004033 plastic Substances 0.000 description 6
- 229920003023 plastic Polymers 0.000 description 6
- 238000005192 partition Methods 0.000 description 5
- 238000005034 decoration Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000007639 printing Methods 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000009740 moulding (composite fabrication) Methods 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 239000000088 plastic resin Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses an automobile part injection mold for preventing injection particles from flowing to the surface of a diaphragm, which comprises a bottom plate, a lower template, an upper template, a runner plate, a fixed plate and a panel which are sequentially overlapped; the runner plate is internally provided with a runner system, the panel is provided with an injection molding port communicated with the runner system, the lower template is internally embedded with a female die, the upper template is embedded with a core, the female die is internally provided with a diaphragm groove and an injection molding groove, the core is convexly provided with a buckling plate, and when the upper template and the lower template are closed, the buckling plate extends into the diaphragm groove and between the injection molding grooves so as to block injection molding particles from being sprayed to the diaphragm groove from the injection molding grooves. The beneficial effects of the utility model reside in that: 1. a buckling plate is arranged between the diaphragm groove and the injection molding groove and separates the diaphragm groove from the injection molding groove, so that injection molding particles are prevented from flowing to the surface of the diaphragm and the attractiveness of the diaphragm is prevented from being damaged; 2. the buckling plate is fixed on the mold core and is positioned by the positioning rod, so that the position accuracy of the buckling plate is ensured.
Description
Technical Field
The utility model relates to an injection mold of automobile parts, in particular to can place the injection mold that the particle of moulding plastics flowed to the diaphragm surface.
Background
The in-mold insert injection molding decoration technology is IMD, which is the current international popular surface decoration technology. The product is mainly used for household appliance decoration and control panels, automobile instrument panels, air conditioner panels, mobile phone shells/lenses, washing machines, refrigerators and the like, and has wide application.
The IMD is a product manufactured by putting a printed and molded decorative sheet into an injection mold, injecting gum on the back of the molded sheet, embedding the molded sheet into an injection mold cavity, and then closing the mold and performing injection molding. It integrates the technologies of printing, forming, moulding and injection moulding into a whole, and can be used for the comprehensive application of plastic sheets, printing ink and plastic resin. The back of the film is combined with the ink layer by the injection molding resin, and the pictures, texts and marks of the panel are arranged between the film and the injection molding resin, so that the pictures, the texts and the marks cannot be abraded due to friction or time relation.
However, in-mold injection also has certain disadvantages. And (3) putting the printed diaphragm into an injection mold, and then injecting a mold insert on the injection mold, wherein the injection molding material of the mold insert can flow to the surface of the diaphragm when being injected, so that the appearance of the diaphragm is damaged, and defective products are generated.
Disclosure of Invention
An object of the utility model is to provide a prevent that the particle of moulding plastics from flowing to automobile parts injection mold on diaphragm surface.
In order to achieve the above object, the utility model provides a following technical scheme: an automobile part injection mold for preventing injection particles from flowing to the surface of a diaphragm comprises a bottom plate, a lower template, an upper template, a runner plate, a fixing plate and a panel which are sequentially overlapped; a runner system is arranged in the runner plate, an injection molding opening communicated with the runner system is arranged on the panel, a female die is embedded in the lower template, a core is embedded in the upper template, and the core and the female die are combined to form a cavity with the shape consistent with that of an automobile part; the die is characterized in that a diaphragm groove and an injection molding groove are formed in the female die, a buckling plate is arranged on the core in a protruding mode, and when the upper die plate and the lower die plate are closed, the buckling plate stretches into the diaphragm groove and the injection molding groove to prevent injection molding particles from being sprayed to the diaphragm groove from the injection molding groove.
Preferably, a positioning hole is formed in the female die at a position close to the injection molding groove, the positioning hole corresponds to the position of the through hole in the buckling plate, and the positioning rod fixed on the mold core penetrates through the through hole in the buckling plate and is inserted into the positioning hole to position the buckling plate.
Preferably, a raised partition part is arranged between the membrane groove and the injection molding groove, and the height of the partition part is lower than the groove wall of the injection molding groove.
Preferably, the lower end of a discharge channel of the flow channel system is connected with a blanking assembly, and the blanking assembly is positioned above the injection molding groove.
Preferably, the blanking assembly comprises a pouring gate and a discharge nozzle, the upper end of the discharge nozzle is arranged in the discharge channel, and the lower end of the discharge nozzle is arranged in the pouring gate; the injection molding material enters the discharging nozzle through the discharging channel after passing through the runner system, and is sprayed into the injection molding groove from the pouring gate.
Preferably, the lower end of the discharging nozzle is conical, and a discharging hole is formed in the lower end of the discharging nozzle.
Preferably, the discharge holes are formed in the conical surface of the discharge nozzle, and 3 discharge holes are uniformly formed in the conical surface.
The beneficial effects of the utility model reside in that: 1. compared with the prior art, the buckling plate is arranged between the diaphragm groove and the injection molding groove and separates the diaphragm groove from the injection molding groove, so that injection molding particles are prevented from flowing to the surface of the diaphragm and the attractiveness of the diaphragm is prevented from being damaged; 2. the buckling plate is fixed on the mold core and is positioned by the positioning rod, so that the position accuracy of the buckling plate is ensured, and the buckling plate is not easy to move.
Drawings
Fig. 1 is a schematic diagram of the explosion structure of the present invention.
Fig. 2 is an exploded view of the female mold and the core.
Fig. 3 is an enlarged schematic view of a portion a in fig. 2.
FIG. 4 is a schematic view of the attachment of the capture plate to the core.
FIG. 5 is a schematic cross-sectional view of the female mold and core after closing.
Fig. 6 is an enlarged schematic view of a portion B in fig. 5.
Fig. 7 is an exploded view of the blanking assembly.
In the drawings, the reference numbers: 1. a base plate; 2. a lower template; 3. mounting a template; 4. a runner plate; 5. a fixing plate; 6. a panel; 7. a female die; 8. a core; 701. a membrane slot; 702. injection molding a groove; 9. a buckling plate; 703. positioning holes; 901. perforating; 10. positioning a rod; a. a partition portion; 11. a blanking assembly; 1101. a discharging nozzle; 1102. a gate; b. and (4) a discharge port.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 3, the present invention provides a technical solution: an automobile part injection mold for preventing injection particles from flowing to the surface of a membrane comprises a bottom plate 1, a lower template 2, an upper template 3, a runner plate 4, a fixing plate 5 and a panel 6 which are sequentially overlapped; a runner system is arranged in the runner plate 4, an injection molding opening communicated with the runner system is arranged on the panel 6, a female die 7 is embedded in the lower template 2, a core 8 is embedded in the upper template 3, and the core 8 and the female die 7 are combined to form a cavity with the same appearance as the automobile parts; the die 7 is internally provided with a diaphragm groove 701 and an injection molding groove 702, the core 8 is convexly provided with a buckling plate 9, and when the upper template 3 and the lower template 2 are matched, the buckling plate 9 extends between the diaphragm groove 701 and the injection molding groove 702 so as to prevent injection molding particles from being sprayed to the diaphragm groove 701 from the injection molding groove 702.
Through the arrangement of the technical scheme, after the die is assembled, the buckling plate 9 covers the injection molding groove 702 and is connected with the diaphragm groove 701 to block the diaphragm side edge in the diaphragm groove 701, so that injection molding particles cannot flow to the diaphragm side edge, and the appearance of the diaphragm is protected.
As a further description of the above technical solution: as shown in fig. 4 to 6, a positioning hole 703 is provided in the female die 7 at a position close to the injection groove 702, the positioning hole 703 is located at a position corresponding to the through hole 901 of the catching plate 9, and the positioning rod 10 fixed to the core 8 passes through the through hole 901 of the catching plate 9 and is inserted into the positioning hole 703 to position the catching plate 9.
Through the arrangement of adopting the technical scheme, the buckling plate 9 is fixed on the lower end face of the mold core 8, and the positioning rod 10 is arranged, so that the buckling plate 9 is accurately positioned on the female mold 7 in mold closing without displacement.
As a further description of the above technical solution: a raised partition part a is arranged between the membrane groove 701 and the injection molding groove 702, and the height of the partition part a is lower than the groove wall of the injection molding groove 702.
Through the arrangement of the technical scheme, the die is closed, and the buckling plate 9 covers the separating part a.
As a further description of the above technical solution: the lower end of a discharge channel of the runner system is connected with a blanking component 11, and the blanking component 11 is positioned above the injection molding groove 702.
Through the arrangement of the technical scheme, the blanking assembly 11 is arranged above the injection molding groove 702 and is positioned on one side of the buckling plate 9, the membrane groove 701 is positioned on the other side of the buckling plate 9, and the buckling plate 9 separates the blanking point from the membrane groove 701.
As a further description of the above technical solution: as shown in fig. 7, the blanking assembly 11 includes a gate 1102 and a discharge nozzle 1101, the upper end of the discharge nozzle 1101 is disposed in the discharge passage, and the lower end is disposed in the gate 1102; the injection molding material passes through the runner system, enters the discharge nozzle 1101 through the discharge channel, and is then injected into the injection molding groove 702 from the gate 1102.
As a further description of the above technical solution: the lower extreme of ejection of compact mouth 1101 is the toper, just the lower extreme of ejection of compact mouth 1101 is equipped with discharge gate b.
As a further description of the above technical solution: the discharge holes b are arranged on the conical surface of the discharge nozzle 1101, and 3 discharge holes are uniformly arranged.
The utility model discloses when using, in diaphragm groove 701 is placed to the diaphragm that will print, the mould compound die, detain position board 9 and cover the part that the groove 702 of moulding plastics is close to diaphragm groove 701, and detain the side of position board 9 and paste tightly mutually with the side of diaphragm, when moulding plastics, the injection molding material enters into the groove 702 of moulding plastics from runner 1102, and flow to and detain the inslot 702 of moulding plastics of position board 9 below and carry out the shaping, owing to detain position board 9's side diaphragm side today, the injection molding material can't contact with the side of diaphragm, therefore the integrality on diaphragm surface has been protected.
The utility model has the advantages that: 1. compared with the prior art, the buckling plate is arranged between the diaphragm groove and the injection molding groove and separates the diaphragm groove from the injection molding groove, so that injection molding particles are prevented from flowing to the surface of the diaphragm and the attractiveness of the diaphragm is prevented from being damaged; 2. the buckling plate is fixed on the mold core and is positioned by the positioning rod, so that the position accuracy of the buckling plate is ensured, and the buckling plate is not easy to move.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. An automobile part injection mold for preventing injection particles from flowing to the surface of a diaphragm comprises a bottom plate, a lower template, an upper template, a runner plate, a fixing plate and a panel which are sequentially overlapped; a runner system is arranged in the runner plate, an injection molding opening communicated with the runner system is arranged on the panel, a female die is embedded in the lower template, a core is embedded in the upper template, and the core and the female die are combined to form a cavity with the shape consistent with that of an automobile part; the method is characterized in that: the die is characterized in that a diaphragm groove and an injection molding groove are formed in the female die, a buckling plate is arranged on the core in a protruding mode, and when the upper die plate and the lower die plate are closed, the buckling plate stretches into the diaphragm groove and the injection molding groove to prevent injection molding particles from being sprayed to the diaphragm groove from the injection molding groove.
2. The injection mold for automobile parts according to claim 1, wherein the injection particles are prevented from flowing to the surface of the membrane, and the injection mold comprises: and a positioning hole is arranged at a position close to the injection molding groove in the female die, the position of the positioning hole corresponds to the position of the through hole on the buckling plate, and the positioning rod fixed on the core penetrates through the through hole on the buckling plate and is inserted into the positioning hole to position the buckling plate.
3. The injection mold for automobile parts according to claim 2, wherein the injection particles are prevented from flowing to the surface of the membrane, and the injection mold comprises: and a raised separation part is arranged between the diaphragm groove and the injection molding groove, and the height of the separation part is lower than the groove wall of the injection molding groove.
4. The injection mold for automobile parts according to claim 1, wherein the injection particles are prevented from flowing to the surface of the membrane, and the injection mold comprises: the lower end of a discharge channel of the flow channel system is connected with a blanking assembly, and the blanking assembly is located above the injection molding groove.
5. The injection mold for automobile parts according to claim 4, wherein the injection particles are prevented from flowing to the surface of the membrane, and the injection mold comprises: the blanking assembly comprises a pouring gate and a discharging nozzle, the upper end of the discharging nozzle is arranged in the discharging channel, and the lower end of the discharging nozzle is arranged in the pouring gate; the injection molding material enters the discharging nozzle through the discharging channel after passing through the runner system, and is sprayed into the injection molding groove from the pouring gate.
6. The injection mold for automobile parts according to claim 5, wherein the injection particles are prevented from flowing to the surface of the membrane, and the injection mold comprises: the lower extreme of ejection of compact mouth is the toper, just the lower extreme of ejection of compact mouth is equipped with the discharge gate.
7. The injection mold for automobile parts according to claim 6, wherein the injection particles are prevented from flowing to the surface of the membrane, and the injection mold comprises: the discharge gate sets up on the toper surface of ejection of compact mouth, and evenly be provided with 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023314822.7U CN214521612U (en) | 2020-12-31 | 2020-12-31 | Automobile part injection mold capable of preventing injection molding particles from flowing to surface of diaphragm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023314822.7U CN214521612U (en) | 2020-12-31 | 2020-12-31 | Automobile part injection mold capable of preventing injection molding particles from flowing to surface of diaphragm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214521612U true CN214521612U (en) | 2021-10-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023314822.7U Active CN214521612U (en) | 2020-12-31 | 2020-12-31 | Automobile part injection mold capable of preventing injection molding particles from flowing to surface of diaphragm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214521612U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114474600A (en) * | 2021-12-30 | 2022-05-13 | 上海通领汽车科技股份有限公司 | In-mold insert injection mold |
-
2020
- 2020-12-31 CN CN202023314822.7U patent/CN214521612U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114474600A (en) * | 2021-12-30 | 2022-05-13 | 上海通领汽车科技股份有限公司 | In-mold insert injection mold |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: An injection mold for automotive components to prevent injection particles from flowing onto the surface of the membrane Granted publication date: 20211029 Pledgee: Ningbo Yuyao Rural Cooperative Bank Pledgor: YUYAO RUIQI ELECTRONICS CO.,LTD. Registration number: Y2024980017472 |