CN219705955U - Spiral mould inscribing mouth of a river device - Google Patents
Spiral mould inscribing mouth of a river device Download PDFInfo
- Publication number
- CN219705955U CN219705955U CN202321050875.3U CN202321050875U CN219705955U CN 219705955 U CN219705955 U CN 219705955U CN 202321050875 U CN202321050875 U CN 202321050875U CN 219705955 U CN219705955 U CN 219705955U
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- cutter
- stainless steel
- die
- spiral
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- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 41
- 239000010935 stainless steel Substances 0.000 claims abstract description 41
- 238000005520 cutting process Methods 0.000 claims abstract description 13
- 238000004891 communication Methods 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 238000003754 machining Methods 0.000 abstract 1
- 238000001746 injection moulding Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000003292 glue Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to a spiral die inner cutting nozzle device which comprises a male die and a female die which are matched, wherein a sprue and a stainless steel cutter are arranged in the female die, a cavity, a runner and a cutter groove are arranged in the male die, the upper end of the cutter groove is directly communicated with the end part of the cavity, the sprue is connected with the cutter groove through the runner, and the stainless steel cutter is embedded in the cutter groove when the male die is buckled with the female die. The utility model discloses a spiral die inner cutting nozzle device which is simple in structure, convenient to operate, free of secondary machining, capable of effectively reducing production cost, improving production efficiency, improving quality of plastic products and high in practicability.
Description
Technical Field
The utility model relates to the technical field of injection molding, in particular to a spiral die inner cutting nozzle device.
Background
Injection molding is one of the indispensable production modes in modern industrial production, which produces plastic articles of various shapes by injection molding. In traditional injection mold, to the flaky product that projection area is big, generally adopt big mouth of a river side to glue the mode and carry out the injection molding, the runner is cut to side runner needs to adopt secondary manual work or mechanical equipment processing, not only wastes time and energy, has still increased the cost of manpower and equipment. Therefore, an in-mold automatic water gap cutting device is gradually generated, and the in-mold water gap cutting device in the prior art needs to purchase a special water gap cutting jig, so that the production cost is greatly increased.
Therefore, there is a need to provide a spiral mold inner nozzle device to solve the above problems.
Disclosure of Invention
The utility model aims to overcome the defects and the defects of the prior art, and provides the spiral die internal cutting nozzle device which is simple in structure, convenient to operate, free from secondary processing, capable of effectively reducing production cost, improving production efficiency, improving quality of plastic products and high in practicability.
The aim of the utility model is realized by the following technical scheme:
the utility model provides a spiral mould inscribing mouth of a river device, includes public mould and the master model of looks adaptation, be provided with purt mouth and stainless steel cutter in the master model, be provided with die cavity, runner and cutter groove in the public mould, just the upper end in cutter groove with the tip direct communication of die cavity, purt mouth pass through the runner with cutter groove is connected, just when public mould and master model lock, stainless steel cutter embedding is in the cutter groove.
As a preferable technical scheme of the utility model, the lower end of the stainless steel cutter is provided with a cutter edge, and the cutter edge forms a spiral structure along the outer surface of the stainless steel cutter.
As a preferable technical scheme of the utility model, when the stainless steel cutter is embedded in the cutter groove, the upper end of the cutter edge is communicated with the cavity.
As a preferable technical scheme of the utility model, the stainless steel cutters are arranged at two sides of the sprue, and the corresponding cutter grooves are mutually communicated through the flow channels.
As a preferable technical scheme of the utility model, the stainless steel cutter is connected below the sprue, the stainless steel cutter is arranged into a hollow structure, and the upper end of the hollow structure is communicated with the sprue.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the stainless steel cutter is arranged in the die, the knife edge is arranged on the stainless steel cutter, when the male die and the female die are buckled together, the upper end of the knife edge is used as the gate of the cavity, so that the size of the gate can be adjusted, the filling and the packing pressure of the die can be improved, the gate can be kept open as long as possible, and the quality of plastic products can be effectively improved; in addition, the knife edge is arranged in a spiral shape, the reverse buckling rotation action is formed at the knife edge during die opening, redundant runners at the pouring gate of the plastic product are completely cut off along with the die opening action, secondary operation after die opening is not needed, the production cost is greatly reduced, the production efficiency is improved, and the practicability is high.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the present utility model.
Fig. 2 is an enlarged view at a in fig. 1.
Fig. 3 is a schematic diagram of an internal structure of a mold after injecting glue according to an embodiment of the utility model.
Fig. 4 is a schematic structural diagram of a second embodiment of the present utility model.
Fig. 5 is an enlarged view at B in fig. 4.
Fig. 6 is a schematic diagram of the internal structure of the mold after the second glue injection in the embodiment of the utility model.
Wherein the above figures include the following reference numerals:
1. the plastic die comprises a male die, a female die, a 3-pump nozzle, a 4-stainless steel cutter, a 5-cavity, a 6-runner, a 7-cutter groove, a 8-cutter edge.
Detailed Description
The present utility model will be described in further detail with reference to examples and drawings, but embodiments of the present utility model are not limited thereto.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
As shown in the figure, the specific implementation process of the utility model is as follows: a spiral die inner water gap cutting device comprises a male die 1 and a female die 2, wherein the male die 1 and the female die 2 can be spliced together, a sprue 3 and a stainless steel cutter 4 are arranged in the female die 2, a cavity 5, a runner 6 and a cutter groove 7 are arranged in the male die 1, the upper end of the cutter groove 7 is communicated with the end part of the cavity 5, the sprue 3 is connected with the cutter groove 7 through the runner 5, so that sol can flow into the cavity 5 when the male die 1 and the female die 2 are buckled together, the stainless steel cutter 4 is inlaid in the cutter groove 7, the sol flows through the cutter to form redundant runners outside the cavity, and the stainless steel cutter 4 cuts off all the redundant runners along with the action of die opening when the die is opened, so that a finished product is directly obtained after die opening, no further processing by any equipment is needed, and the production cost is greatly reduced; in addition, the stainless steel cutter 4 is made of stainless steel with the hardness of 58-62 degrees, and the service life is longer.
Specifically, the lower end of the stainless steel cutter 4 is provided with a cutter edge 8, the cutter edge 8 forms a spiral structure along the outer surface of the stainless steel cutter 4, when the stainless steel cutter 4 is embedded in the cutter groove 7, the upper end of the cutter edge 8 is communicated with the cavity 5, so that the cutter edge 8 becomes a sprue of the cavity 5, the size of the cutter edge 8 can be set according to actual requirements, the size of the sprue can be adjusted, the filling and the packing of a die can be improved, and meanwhile, the quality of plastic products can be effectively improved; the spiral structure of the knife edge 8 can form a back-off rotation action during die opening, so that redundant runners at the pouring gate of the plastic product are completely cut off, secondary operation is not needed after die opening, and the production efficiency is effectively improved.
The structure of the present utility model will be described in further detail by way of specific examples one and two.
Embodiment one:
as shown in fig. 1-3, two stainless steel cutters 4 are arranged in the female mold 2, the two stainless steel cutters 4 are arranged on two sides of the sprue 3, corresponding cutter grooves 7 are also required to be arranged at corresponding positions in the male mold 1, the runner 6 below the sprue 3 extends towards two ends and is communicated with one end of the cutter grooves 7, and the other side of the cutter grooves 7 is directly communicated with the end of the cavity 5. When injection molding is carried out, the male die 1 and the female die 2 are buckled together, the lower end of the corresponding stainless steel cutter 4 is embedded in the cutter groove 7, the lower end of the stainless steel cutter 4 is provided with a cutter edge 8, at the moment, the upper end of the cutter edge 8 is communicated with the cavity 5, sol is irrigated by the sprue 3, then flows into the cutter groove 7 through the runner 6 at the lower end of the sprue 3, then flows into the cavity 5 through the cutter edge 8, after the cavity 5 is filled, after a period of cooling is carried out, the die is opened, during the die opening, the male die 1 does not move the female die 2 upwards, and as the cutter edge 8 at the lower end of the stainless steel cutter 4 is in a spiral structure, a reverse buckling type rotary action is formed during the movement, the redundant runner part is cut off along with the slow movement of the stainless steel cutter 4, the operation of cutting off the sprue is not needed after the die opening, and the production efficiency is effectively improved.
Embodiment two:
as shown in fig. 4-6, the stainless steel cutter 4 is directly arranged at the lower end of the sprue 3 in the female die 2, the stainless steel cutter 4 is arranged as a hollow structure, the upper end of the hollow structure is connected with the sprue 3, so that sol can flow into the die, meanwhile, the male die 1 is correspondingly provided with a cutter groove 7, and two sides of the cutter groove 7 are provided with cavities 5 which are directly communicated with the cutter groove 7. When injection molding is carried out, the male die 1 and the female die 2 are buckled together, the lower end of the stainless steel cutter 4 is embedded in the cutter groove 7, the lower end of the stainless steel cutter 4 is provided with a cutter edge 8, at the moment, the upper end of the cutter edge 8 is communicated with the cavity 5, sol directly flows into the cutter groove 7 from the sprue 3 and then flows into the cavities 5 at the two sides from the cutter edge 8 when irrigation is carried out, after the cavity 5 is filled up, cooling is carried out for a period of time, and then the die is opened, when the die is opened, the male die 1 does not move the female die 2 upwards, and as the cutter edge 8 at the lower end of the stainless steel cutter 4 is in a spiral structure, a reverse buckling type rotating action is formed when the stainless steel cutter 4 moves slowly, the redundant runner part is cut off, a cut finished product can be directly obtained after the die is opened, secondary operation is not needed, and the production cost is greatly saved.
The foregoing examples merely illustrate embodiments of the utility model and are described in more detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (5)
1. The utility model provides a spiral mould inscribing mouth of a river device, its characterized in that includes public mould and the master model of looks adaptation, be provided with purt mouth and stainless steel cutter in the master model, be provided with die cavity, runner and cutter groove in the public mould, just the upper end of cutter groove with the tip direct intercommunication of die cavity, purt mouth pass through the runner with cutter groove is connected, just when public mould and master model lock, stainless steel cutter embedding is in the cutter groove.
2. The spiral die inner cutting nozzle device according to claim 1, wherein a cutting edge is arranged at the lower end of the stainless steel cutter, and the cutting edge forms a spiral structure along the outer surface of the stainless steel cutter.
3. A spiral die inner nozzle assembly as claimed in claim 2, wherein the upper end of the cutting edge communicates with the cavity when the stainless steel cutter is inserted into the cutter slot.
4. The spiral die inner nozzle assembly of claim 1, wherein the stainless steel cutters are disposed on opposite sides of the sprue, and the corresponding cutter grooves are in communication with each other through the flow passage.
5. A spiral die inner nozzle assembly as claimed in claim 1, wherein the stainless steel cutter is connected below the nozzle, the stainless steel cutter is provided as a hollow structure, and an upper end of the hollow structure is communicated with the nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321050875.3U CN219705955U (en) | 2023-05-05 | 2023-05-05 | Spiral mould inscribing mouth of a river device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321050875.3U CN219705955U (en) | 2023-05-05 | 2023-05-05 | Spiral mould inscribing mouth of a river device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219705955U true CN219705955U (en) | 2023-09-19 |
Family
ID=87980158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321050875.3U Active CN219705955U (en) | 2023-05-05 | 2023-05-05 | Spiral mould inscribing mouth of a river device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219705955U (en) |
-
2023
- 2023-05-05 CN CN202321050875.3U patent/CN219705955U/en active Active
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