CN218966027U - Multi-cavity open type injection molding system - Google Patents
Multi-cavity open type injection molding system Download PDFInfo
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- CN218966027U CN218966027U CN202223404594.1U CN202223404594U CN218966027U CN 218966027 U CN218966027 U CN 218966027U CN 202223404594 U CN202223404594 U CN 202223404594U CN 218966027 U CN218966027 U CN 218966027U
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- flow distribution
- distribution plate
- open injection
- switching
- injection molding
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The utility model relates to the field of injection molds and discloses a multi-cavity open injection molding system with high production efficiency and low cost, which comprises a multi-cavity open injection mold, wherein the multi-cavity open injection mold comprises an upper mold plate, a lower mold plate and a temperature control box, a main flow distribution plate is arranged between the upper mold plate and the lower mold plate, a plurality of heating wires are embedded in the main flow distribution plate, one side of the main flow distribution plate is connected with a glue inlet nozzle, the other side of the main flow distribution plate is connected with a plurality of secondary flow distribution plates through a switching assembly, the secondary flow distribution plates are provided with open injection heat nozzles, the number of the secondary flow distribution plates is matched with the number of the open injection heat nozzles.
Description
Technical Field
The utility model relates to the technical field of injection molds, in particular to a multi-cavity open type injection molding system.
Background
The injection molding process is to quickly and efficiently transfer molten plastic into a mold cavity, continuously pressurize (pressurize) the molten plastic and cool the molten plastic to solidify the molten plastic into the same shape as the mold cavity, thereby obtaining a plastic product of a desired shape, and in the production of the plastic product, the gate form of a hot runner generally comprises two hot runner systems: the open type hot runner system and the needle valve type hot runner system have the advantages of complex structure, high cost, simple structure, large glue feeding amount and low manufacturing and maintenance cost.
The multicavity is moulded plastics and is adopted the injection mold of a mould multicavity, obtains a plurality of injection molding through once moulding plastics, and current injection mold is when multicavity is moulded plastics in production process, and the fluid in the hot runner often leads to the runner to be blocked because the temperature is insufficient to influence the production quality of injection molding, when the molten plastics flows out injection nozzle in the flow distribution plate, the part of junction also can produce very big influence to the flow of moulding plastics, when the gap appears in the junction, can produce the hourglass gluey phenomenon, thereby influences workpiece quality.
Disclosure of Invention
The utility model aims to solve the technical problem of overcoming the defects of the prior art and providing a multi-cavity open injection molding system with high production efficiency, strong practicability and low cost.
The technical scheme of the utility model is as follows: the utility model provides a multicavity open injection molding system, includes the open injection mold of multicavity, open injection mold of multicavity includes cope match-plate pattern, lower bolster and temperature control box, with be provided with main flow distribution plate between cope match-plate pattern and the lower bolster, the embedded a plurality of heater strips that are provided with on the main flow distribution plate, main flow distribution plate one side is connected with into gluey mouth, and the opposite side is connected with a plurality of secondary flow distribution plate through the switching subassembly, be provided with open injection hot mouth on the secondary flow distribution plate, the quantity of secondary flow distribution plate with the quantity looks adaptation that open injection hot mouth, the molten plastic that needs to mould plastics is chewed through main flow distribution plate flow through the switching subassembly and is got into a plurality of secondary flow distribution plate simultaneously by advancing gluey mouth, and through a plurality of open injection hot mouth injection moulding.
According to the scheme, the heating wire can heat the flow distribution plate, the fluidity of molten plastics in the flow distribution plate at high temperature is guaranteed, the blocking of the molten plastics during injection molding caused by a condensation phenomenon is avoided, the injection molding efficiency and the injection molding quality are influenced, the glue inlet nozzle is used for feeding glue, the molten plastics enter the main flow distribution plate through the glue inlet nozzle, the switching component connected between the main flow distribution plate and the secondary flow distribution plate is required to play a communicating role, the sealing performance of the connecting part is also guaranteed, the smoothness of the molten plastics circulation is ensured, the gap is avoided at the connecting part, the glue leakage phenomenon is avoided, the glue inlet nozzle on the main flow distribution plate synchronously performs multi-cavity injection molding through the open type injection hot nozzle with the multiple cavities matched with the multiple cavities, the multiple injection molding hot nozzle can synchronously perform injection molding through multiple cavities, and a plurality of injection molding dies are adopted for obtaining a plurality of injection molding pieces through one-time injection molding.
The switching subassembly includes the switching post, the cover is equipped with the switching cushion on the switching post, the inside of switching post is equipped with the column cavity, the switching post stretches out all overlap on the both ends face of switching cushion and be equipped with first copper ring. Therefore, the sleeve fit of the transfer column and the first copper ring is used for forming enough sealing with the transfer assembly when the transfer column and the first copper ring are pressed, and the transfer column is soft in copper material and strong in ductility, and can connect the transfer plate with the secondary transfer plate to form sealing when being pressed, so that the glue leakage phenomenon is reduced, and the transfer column can be disassembled and replaced when the first copper ring is pressed to cause abrasion deformation.
The injection molding hot nozzle comprises a hot nozzle body, a nozzle tip arranged in the hot nozzle body and a hot nozzle flange arranged at the local end part of the hot nozzle, wherein the open injection hot nozzle is connected with the nozzle tip through the hot nozzle flange, and an injection molding port communicated with the secondary flow distribution plate through the primary flow distribution plate is arranged on the open injection hot nozzle. Thus, the molten plastic flows through the flow distribution plate from the glue inlet nozzle and is injection molded from the injection port.
The switching assembly is coaxially provided with a locating pin assembly on the secondary flow dividing plate, and the locating pin assembly comprises a center pin and a center cushion block sleeved on the center pin. It can be seen that the center pin and center block play a locating role.
And a second copper ring is arranged at the joint of the open injection hot nozzle and the secondary flow distribution plate. Therefore, the second copper ring is made of copper material, is soft, and plays a role in sealing the joint of the open injection hot nozzle and the secondary flow distribution plate when being pressed.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of the structure of the present utility model;
FIG. 3 is a schematic diagram of the structure of the present utility model;
fig. 4 is a schematic structural view of the adapter assembly.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
As shown in fig. 1 to 4, the present utility model is a multi-cavity open injection molding system, including a multi-cavity open injection mold 100, the multi-cavity open injection mold 100 includes an upper mold plate 1, a lower mold plate 2, and a temperature control box 3, a main flow distribution plate 4 is disposed between the upper mold plate 1 and the lower mold plate 2, a plurality of heating wires 41 are embedded on the main flow distribution plate 4, one side of the main flow distribution plate 4 is connected with a glue inlet nozzle 5, the other side is connected with a plurality of secondary flow distribution plates 7 through a switching assembly 6, the secondary flow distribution plates 7 are connected with open injection nozzles 8, the number of the secondary flow distribution plates 7 is adapted to the number of the open injection nozzles 8, the switching assembly 6 is coaxially disposed on the secondary flow distribution plates 7, the positioning pin assembly includes a central pin 71 and a central cushion block 72 sleeved on the central pin 71, and the molten plastic to be injection molded simultaneously enters the secondary flow distribution plates 7 through the switching assembly 6 from the glue inlet nozzle 5 through the main flow distribution plate 4, and is injection molded by the open injection nozzles 8.
The switching assembly 6 comprises a switching column 61, a switching cushion block 62 is sleeved on the switching column 61, a columnar cavity 63 which is communicated with the main splitter plate 4 and the secondary splitter plate 7 is formed in the switching column 61, and first copper rings 64 are sleeved on two end faces of the switching column 61 extending out of the switching cushion block 62.
The injection molding hot nozzle 8 comprises a hot nozzle body 81, a nozzle tip 82 arranged in the hot nozzle body 81 and a hot nozzle flange 83 arranged at the end part of the hot nozzle body 81, the open injection hot nozzle 8 is connected with the nozzle tip 82 through the hot nozzle flange 83, and a second copper ring 73 is arranged at the joint of the open injection hot nozzle 8 and the secondary flow distribution plate 7. In this embodiment, the first copper ring 64 and the second copper ring 73 are made of red copper.
Finally, it should be emphasized that the above description is not intended to limit the utility model, but rather that various changes and modifications can be made by those skilled in the art without departing from the spirit and principles of the utility model, and any modifications, equivalents, improvements, etc. are intended to be included within the scope of the present utility model.
Claims (5)
1. The utility model provides a multicavity open injection molding system, includes multicavity open injection mold (100), multicavity open injection mold (100) include cope match-plate pattern (1), lower bolster (2) and control by temperature change case (3), its characterized in that: be provided with main flow distribution plate (4) between cope match-plate pattern (1) and lower bolster (2), it is provided with a plurality of heater strips (41) to inlay on main flow distribution plate (4), main flow distribution plate (4) one side is connected with into gluey mouth (5), and the opposite side is connected with a plurality of inferior flow distribution plate (7) through switching subassembly (6), be connected with open injection hot mouth (8) on inferior flow distribution plate (7), the quantity of inferior flow distribution plate (7) with the quantity looks adaptation of open injection hot mouth (8), the molten plastic that needs to mould plastics by advance gluey mouth (5) through main flow distribution plate (4) are flowed through simultaneously get into inferior flow distribution plate (7), and through open injection hot mouth (8) injection moulding.
2. A multi-cavity open injection molding system according to claim 1, wherein: the switching subassembly (6) is including switching post (61), the cover is equipped with switching cushion (62) on switching post (61), the inside of switching post (61) is equipped with the intercommunication main flow distribution plate (4) with column cavity (63) of inferior flow distribution plate (7), switching post (61) stretch out all overlap on the both ends face of switching cushion (62) and be equipped with first copper ring (64).
3. A multi-cavity open injection molding system according to claim 1, wherein: the open type injection hot nozzle (8) comprises a hot nozzle body (81), a nozzle tip (82) arranged in the hot nozzle body (81) and a hot nozzle flange (83) arranged at the end part of the hot nozzle body (81), and the open type injection hot nozzle (8) is connected with the nozzle tip (82) through the hot nozzle flange (83).
4. A multi-cavity open injection molding system according to claim 1, wherein: the switching assembly (6) is coaxially provided with a locating pin assembly on the secondary flow dividing plate (7), and the locating pin assembly comprises a central pin (71) and a central cushion block (72) sleeved on the central pin (71).
5. A multi-cavity open injection molding system according to claim 1, wherein: the junction of the open injection hot nozzle (8) and the secondary flow dividing plate (7) is provided with a second copper ring (73).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223404594.1U CN218966027U (en) | 2022-12-19 | 2022-12-19 | Multi-cavity open type injection molding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223404594.1U CN218966027U (en) | 2022-12-19 | 2022-12-19 | Multi-cavity open type injection molding system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218966027U true CN218966027U (en) | 2023-05-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223404594.1U Active CN218966027U (en) | 2022-12-19 | 2022-12-19 | Multi-cavity open type injection molding system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218966027U (en) |
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2022
- 2022-12-19 CN CN202223404594.1U patent/CN218966027U/en active Active
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