CN220075410U - Injection mold for liquid flow frame - Google Patents
Injection mold for liquid flow frame Download PDFInfo
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- CN220075410U CN220075410U CN202321622660.4U CN202321622660U CN220075410U CN 220075410 U CN220075410 U CN 220075410U CN 202321622660 U CN202321622660 U CN 202321622660U CN 220075410 U CN220075410 U CN 220075410U
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Abstract
The utility model discloses an injection mold for a liquid flow frame, which comprises an injection mold body, wherein an injection mold cavity and a hot runner are arranged in the injection mold body, and the hot runner is positioned above the injection mold cavity and is characterized in that: the hot runner comprises a hot runner, a first injection molding module, a second injection molding module, a first front injection molding pipe, a second injection molding pipe, a first back injection molding pipe, a first heat pipe and a second heat pipe, wherein one end of the hot runner is a discharge hole; this kind of injection mold for liquid flow frame through addding the reposition of redundant personnel module, can realize the even feeding to the same unit space of injection molding die cavity for the feeding of injection molding die cavity is even, abundant, guarantees injection molding's product quality stability.
Description
Technical Field
The utility model relates to the technical field of molds, in particular to an injection mold for a liquid flow frame.
Background
Injection molding technology is one of the industrial production technologies widely used at present, for example, products with various irregular shapes are produced through injection molds, an injection mold cavity of the mold is designed according to the shape of the products, molding materials are injected into the injection mold cavity for molding, and demolding is carried out to obtain the products; the existing injection mold is generally provided with a single injection runner or a plurality of injection runners, and during injection molding, molding materials enter an injection molding cavity from the injection runners for injection molding.
As shown in FIG. 1, the overall structure of the flow frame is complex and large, when the flow frame is injection molded, the feeding is uneven at each position on the injection molding cavity easily due to the fact that the number of injection molding flow channels is small and the interval between two adjacent injection molding flow channels is far, such as: the feeding of the injection molding cavity position close to the injection molding runner position is more sufficient, and the feeding of the injection molding cavity position far from the injection molding runner position is relatively insufficient, so that defects such as concave positions and the like are easy to occur at part of the position of the formed liquid flow frame, and the product quality is unstable.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides the injection mold for the liquid flow frame, which has the advantages of uniform feeding, product quality assurance and suitability for injection molding of products with larger volumes.
The purpose of the utility model is realized in the following way:
the utility model provides an injection mold for liquid flow frame, includes the injection mold body, be provided with injection mold cavity and hot runner in the injection mold body, the hot runner is located the top of injection mold cavity, characterized by: the hot runner comprises a hot runner body, a hot runner cavity, a first injection molding module, a second injection molding module, a split-flow pipe, a first front injection molding pipe, a first rear injection molding pipe, a first hot runner, a second hot runner, a first hot runner and a second hot runner, wherein one end of the hot runner is a discharge port; this kind of injection mold for liquid flow frame through addding the reposition of redundant personnel module, and the material accessible shunt tubes in the hot runner flows into first module and the second module of moulding plastics respectively, and then the pipe of moulding plastics before the first on the module of moulding plastics and the pipe of moulding plastics after first realize the even feeding to the same unit space of moulding plastics die cavity for the feeding of moulding plastics die cavity is even, abundant, guarantees injection moulding's product steady quality, and again, the applicable liquid flow frame of reposition of redundant personnel is equal to the product of volumetric bigger and moulds plastics, and its application scope is wide.
The aim of the utility model can be also solved by adopting the following technical measures:
specifically, a second front injection molding pipe and a second rear injection molding pipe are arranged on the second injection molding module, and the second front injection molding pipe and the second rear injection molding pipe are respectively positioned above the front end and the rear end in the same unit space of the injection molding cavity; so that the feeding of the front end and the rear end in the same unit space of the injection molding cavity is uniform and sufficient, and the injection molding effect is good.
The first injection molding module comprises a first split pipe, a first front injection molding pipe and a first rear injection molding pipe, and is characterized in that the first injection molding module further comprises a first middle pipe which is connected with one end of the split pipe, a first small pipe is arranged on the first middle pipe, and the front end and the rear end of the first small pipe are respectively connected with the first front injection molding pipe and the first rear injection molding pipe; the first small pipe can realize simultaneous uniform feeding of the first front injection molding pipe and the first rear injection molding pipe, and the implementation effect is good.
The second injection molding module further comprises a second intermediate pipe, the second intermediate pipe is connected with the other end of the shunt pipe, a second small pipe is arranged on the second intermediate pipe, and the front end and the rear end of the second small pipe are respectively connected with the second front injection molding pipe and the second rear injection molding pipe; the second front injection molding pipe and the second rear injection molding pipe can be fed uniformly at the same time through the second small pipe, and the implementation effect is good.
The first middle pipe is provided with four first small pipes with uniform intervals, the front end and the rear end of each first small pipe are respectively connected with a first front injection molding pipe and a first rear injection molding pipe, the second middle pipe is provided with four second small pipes with uniform intervals, and the front end and the rear end of each second small pipe are respectively connected with a second front injection molding pipe and a second rear injection molding pipe; so that the interval between the two adjacent first front injection molding pipes is uniform, the interval between the two adjacent first rear injection molding pipes is uniform, the implementation effect is better, and the shunting effect of the first middle pipe and the second middle pipe with the structure is better.
Specifically, the pipe diameters of the first front injection molding pipe, the first rear injection molding pipe, the second front injection molding pipe and the second rear injection molding pipe gradually become smaller from top to bottom; the pipe diameter of the lower end of the injection molding pipe is smaller than that of the upper end of the injection molding pipe, so that the lower end of the injection molding pipe can stably and continuously discharge injection molding materials, and the implementation effect is good.
The injection molding die comprises an injection molding die body, a hot runner and a split module, and is characterized in that the injection molding die body comprises an injection molding upper die and an injection molding lower die, the injection molding upper die and the injection molding lower die are provided with an upper die cavity, the injection molding lower die is provided with a lower die cavity, the upper die cavity and the lower die cavity form the injection molding die cavity, and the hot runner and the split module are both fixed in the injection molding upper die.
Specifically further, the upper mould of moulding plastics down includes panel, runner board, mouth of a river board and cope match-plate pattern from top to bottom, open the bottom of cope match-plate pattern has the cope match-plate pattern the die cavity, the hot runner is fixed on the runner board and the discharge gate downwardly extending water inlet inboard of hot runner, the reposition of redundant personnel module is fixed on the cope match-plate pattern, and the reposition of redundant personnel entry of reposition of redundant personnel module upwards extends and is connected with the discharge gate in the mouth of a river board.
Specifically further, the lower injection mold comprises a bottom plate, square iron and a lower mold plate from bottom to top, wherein an ejection assembly is arranged in the square iron, and the top of the lower mold plate is provided with the lower mold cavity.
The beneficial effects of the utility model are as follows:
(1) This kind of injection mold for liquid flow frame through addding the reposition of redundant personnel module, and the material accessible shunt tubes in the hot runner flows into first module and the second module of moulding plastics respectively, and then the first preceding injection molding pipe and the first back injection molding pipe on the module of moulding plastics realize the even feeding to the same unit space of injection molding die cavity for the feeding of each part of injection molding die cavity is even, abundant, guarantees injection molding's product steady quality, and again, the applicable liquid flow frame of reposition of redundant personnel module equal volume great product moulds plastics, and its application scope is wide.
(2) The first small pipe can realize simultaneous uniform feeding of the first front injection molding pipe and the first rear injection molding pipe, and the implementation effect is good.
(3) The pipe diameter of the lower end of the injection molding pipe is smaller than that of the upper end of the injection molding pipe, so that the lower end of the injection molding pipe can stably and continuously discharge injection molding materials, and the implementation effect is good.
Drawings
Fig. 1 is a schematic structural view of a flow frame.
Fig. 2 is a perspective view of an injection mold for a flow frame according to the present utility model.
Fig. 3 is a split view of an injection upper mold of the present utility model.
Fig. 4 is a perspective view of the splitter module of the present utility model.
Fig. 5 is a perspective view of the upper die plate of the present utility model.
Fig. 6 is a perspective view of the injection lower mold of the present utility model.
Detailed Description
The utility model is further described below with reference to the accompanying drawings and examples:
embodiment, combine fig. 1 to 6 to show, an injection mold for liquid flow frame, including injection mold body 1, be provided with injection mold cavity and hot runner 2 in the injection mold body 1, hot runner 2 is located the top of injection mold cavity, characterized by: still have reposition of redundant personnel module 3, reposition of redundant personnel module 3 includes shunt tubes 31, first module 32 and the second module 33 of moulding plastics, the one end of hot runner 2 is discharge gate 21, be provided with the reposition of redundant personnel entry 311 of being connected with discharge gate 21 on the shunt tubes 31, first module 32 and the second module 33 of moulding plastics respectively with shunt tubes 31's both ends intercommunication, be provided with first preceding pipe 321 and the first pipe 322 of moulding plastics after moulding plastics on the first module 32 of moulding plastics, first preceding pipe 321 and first back pipe 322 of moulding plastics are located the top of the front and back end in the same unit space of moulding plastics the die cavity respectively.
As a specific scheme, the second injection module 33 is provided with a second front injection tube 331 and a second rear injection tube 332, and the second front injection tube 331 and the second rear injection tube 332 are respectively located above the front end and the rear end in the same unit space of the injection mold cavity.
As a more specific scheme, the first injection molding module 32 further includes a first middle pipe 323, the first middle pipe 323 is connected with one end of the shunt pipe 31, a first small pipe 324 is disposed on the first middle pipe 323, and front and rear ends of the first small pipe 324 are respectively connected with the first front injection molding pipe 321 and the first rear injection molding pipe 322.
In this embodiment, the second injection molding module 33 further includes a second intermediate tube 333, the second intermediate tube 333 is connected to the other end of the shunt tube 31, a second small tube 334 is disposed on the second intermediate tube 333, and front and rear ends of the second small tube 334 are respectively connected to the second front injection molding tube 331 and the second rear injection molding tube 332.
As a more preferred embodiment, the first middle tube 323 is provided with four first small tubes 324 with uniform intervals, the front end and the rear end of each first small tube 324 are respectively connected with a first front injection molding tube 321 and a first rear injection molding tube 322, the second middle tube 333 is provided with four second small tubes 334 with uniform intervals, and the front end and the rear end of each second small tube 334 are respectively connected with a second front injection molding tube 331 and a second rear injection molding tube 332.
As a more preferred embodiment, the pipe diameters of the first front injection molding pipe 321, the first rear injection molding pipe 322, the second front injection molding pipe 331 and the second rear injection molding pipe 332 gradually decrease from top to bottom.
As a more specific scheme, the injection mold body 1 comprises an injection upper mold 11 and an injection lower mold 12, the injection upper mold 11 and the injection lower mold 12 are provided with an upper mold cavity 111, the injection lower mold 12 is provided with a lower mold cavity 121, the upper mold cavity 111 and the lower mold cavity 121 form the injection mold cavity, and the hot runner 2 and the split flow module 3 are both fixed in the injection upper mold 11.
In this embodiment, the injection upper mold 11 includes, from top to bottom, a panel 4, a runner plate 5, a nozzle plate 6 and an upper mold plate 7, the bottom of the upper mold plate 7 is provided with an upper mold cavity 111, the hot runner 2 is fixed on the runner plate 5, a discharge port 21 of the hot runner 2 extends downward into the nozzle plate 6, the split module 3 is fixed on the upper mold plate 7, and a split inlet 311 of the split module 3 extends upward to be connected with the discharge port 21 in the nozzle plate 6.
In this embodiment, the injection lower mold 12 includes a bottom plate 8, a square iron 9 and a lower mold plate 10 from bottom to top, an ejector assembly 20 is disposed in the square iron 9, and the top of the lower mold plate 10 is provided with the lower mold cavity 121.
Claims (9)
1. The utility model provides an injection mold for liquid flow frame, includes injection mold body (1), be provided with injection mold cavity and hot runner (2) in injection mold body (1), hot runner (2) are located the top of injection mold cavity, characterized by: still have reposition of redundant personnel module (3), reposition of redundant personnel module (3) are including shunt tubes (31), first injection molding module (32) and second injection molding module (33), the one end of hot runner (2) is discharge gate (21), be provided with on shunt tubes (31) with discharge gate (21) connected reposition of redundant personnel entry (311), first injection molding module (32) and second injection molding module (33) respectively with the both ends intercommunication of shunt tubes (31), be provided with first preceding injection molding pipe (321) and first back injection molding pipe (322) on first injection molding module (32), first preceding injection molding pipe (321) and first back injection molding pipe (322) are located the top of the front and back end of the same unit space of injection molding die cavity respectively.
2. The injection mold for a flow frame according to claim 1, wherein: the second injection molding module (33) is provided with a second front injection molding pipe (331) and a second rear injection molding pipe (332), and the second front injection molding pipe (331) and the second rear injection molding pipe (332) are respectively positioned above the front end and the rear end in the same unit space of the injection molding cavity.
3. The injection mold for a flow frame according to claim 2, wherein: the first injection molding module (32) further comprises a first middle pipe (323), the first middle pipe (323) is connected with one end of the shunt pipe (31), a first small pipe (324) is arranged on the first middle pipe (323), and the front end and the rear end of the first small pipe (324) are respectively connected with the first front injection molding pipe (321) and the first rear injection molding pipe (322).
4. An injection mold for a flow frame according to claim 3, wherein: the second injection molding module (33) further comprises a second intermediate pipe (333), the second intermediate pipe (333) is connected with the other end of the shunt pipe (31), a second small pipe (334) is arranged on the second intermediate pipe (333), and the front end and the rear end of the second small pipe (334) are respectively connected with the second front injection molding pipe (331) and the second rear injection molding pipe (332).
5. The injection mold for a flow frame according to claim 4, wherein: be provided with four first tubules (324) of even interval on first intermediate tube (323), the front and back both ends of each first tubule (324) are connected with respectively and mould plastics pipe (321) and first back and mould plastics pipe (322), be provided with four second tubules (334) of even interval on second intermediate tube (333), the front and back both ends of each second tubule (334) are connected with respectively and mould plastics pipe (331) and second back and mould plastics pipe (332) before the second.
6. The injection mold for a flow frame according to claim 5, wherein: the pipe diameters of the first front injection molding pipe (321), the first rear injection molding pipe (322), the second front injection molding pipe (331) and the second rear injection molding pipe (332) are gradually reduced from top to bottom.
7. The injection mold for a flow frame according to claim 1, wherein: the injection molding die body (1) comprises an injection molding upper die (11) and an injection molding lower die (12), the injection molding upper die (11) and the injection molding lower die (12) are arranged on the injection molding upper die (11), an upper die cavity (111) is arranged on the injection molding lower die (12), a lower die cavity (121) is arranged on the injection molding lower die (12), the upper die cavity (111) and the lower die cavity (121) form the injection molding die cavity, and the hot runner (2) and the diversion module (3) are both fixed in the injection molding upper die (11).
8. The injection mold for a flow frame according to claim 7, wherein: the injection molding upper die (11) comprises a panel (4), a runner plate (5), a water gap plate (6) and an upper die plate (7) from top to bottom, the bottom of the upper die plate (7) is provided with an upper die cavity (111), a hot runner (2) is fixed on the runner plate (5) and a discharge hole (21) of the hot runner (2) extends downwards into the water gap plate (6), a flow distribution module (3) is fixed on the upper die plate (7), and a flow distribution inlet (311) of the flow distribution module (3) extends upwards to be connected with the discharge hole (21) in the water gap plate (6).
9. The injection mold for a flow frame according to claim 8, wherein: the injection molding lower die (12) comprises a bottom plate (8), square iron (9) and a lower die plate (10) from bottom to top, an ejection assembly (20) is arranged in the square iron (9), and the top of the lower die plate (10) is provided with a lower die cavity (121).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321622660.4U CN220075410U (en) | 2023-06-24 | 2023-06-24 | Injection mold for liquid flow frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321622660.4U CN220075410U (en) | 2023-06-24 | 2023-06-24 | Injection mold for liquid flow frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220075410U true CN220075410U (en) | 2023-11-24 |
Family
ID=88821813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321622660.4U Active CN220075410U (en) | 2023-06-24 | 2023-06-24 | Injection mold for liquid flow frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220075410U (en) |
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2023
- 2023-06-24 CN CN202321622660.4U patent/CN220075410U/en active Active
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