CN107244041B - A kind of hot and cold runner common mode mold - Google Patents
A kind of hot and cold runner common mode mold Download PDFInfo
- Publication number
- CN107244041B CN107244041B CN201710629414.4A CN201710629414A CN107244041B CN 107244041 B CN107244041 B CN 107244041B CN 201710629414 A CN201710629414 A CN 201710629414A CN 107244041 B CN107244041 B CN 107244041B
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- CN
- China
- Prior art keywords
- nozzle
- cold
- hot
- needle
- thermal insulation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000009413 insulation Methods 0.000 claims abstract description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 238000010438 heat treatment Methods 0.000 claims abstract description 5
- 239000004033 plastic Substances 0.000 abstract description 12
- 229920001187 thermosetting polymer Polymers 0.000 abstract description 12
- 238000002347 injection Methods 0.000 abstract description 11
- 239000007924 injection Substances 0.000 abstract description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 239000000463 material Substances 0.000 abstract description 9
- 239000002699 waste material Substances 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000001746 injection moulding Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 229940127554 medical product Drugs 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 101100269850 Caenorhabditis elegans mask-1 gene Proteins 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/16—Making multilayered or multicoloured articles
Abstract
The invention belongs to injection mold technologies, more particularly to a kind of hot and cold runner common mode mold, the hot and cold runner common mode mold is equipped with the cold nozzle of needle valve and needle-valve type hot nozzle, and the setting of cold nozzle water circulation pipe and hot nozzle heating wire guarantees that the temperature of mold different subregions is different；Cold nozzle side heat insulating plate, the bottom surface Leng Zui thermal insulation board are equipped between the cold nozzle of needle valve and needle-valve type hot nozzle, guaranteeing the cold nozzle of needle valve and needle-valve type hot nozzle, respectively temperature control is independent of each other.It is an advantage of the current invention that can be used for thermoplasticity hot flow path and thermosetting property cold runner with jet modling material products are molded into, thermoplasticity hot flow path plastic products, then row injection cold runner thermoset plastic articles are injected in advance when mold is injected and produced；The double material double color injections of thermoplasticity thermosetting property can be completed at the same time with double coloured plastic injection machine, reach no gate waste and automated production.
Description
Technical field
The invention belongs to injection mold technologies, and in particular to a kind of hot and cold runner common mode mold.
Background technique
Existing plastic material has thermoplastic plastic and thermosetting plastic two major classes, so relative to both in injection molding
The Shooting Technique of sizing material is referred to as hot flow path injection molding and cold runner injection molding.
Currently, many plastic cement products (such as mobile phone protective cover, watchband, vernix set or medical products etc.) can use simultaneously
Thermoplastic material and thermosetting material produce double-colored product, but traditional diamond-making technique is out two molds, carries out hot flow path respectively
With the processing of cold runner, the shortcomings that processing, is in this way, and two mold costs of investment are high, production efficiency is low, production
There is gate waste and is unable to automated production.
Summary of the invention
The object of the present invention is to provide a kind of hot and cold runner common mode molds, are used for thermoplasticity hot flow path and thermosetting property cold flow
Road common mode injects plastic products, injects thermoplasticity hot flow path plastic products, then row injection thermosetting in advance when mold is injected and produced
Property cold runner plastic products；The double material double color injections of thermoplasticity thermosetting property can be completed at the same time with double coloured plastic injection machine, reach no mouth of a river
Waste material and automated production, and since the mold is one set of die, cost of investment is low, this mold is rotated up to double by rear mold
The double-colored co-production of material, high production efficiency.
A kind of hot and cold runner common mode mold, including bottom plate, the bottom plate are equipped with the first thermal insulation board, and described first is heat-insulated
Plate is equipped with backing plate, and the backing plate is equipped with code mask, and the code mask is equipped with the second thermal insulation board；
Code mask top left side position is equipped with the first cavity, and the cold nozzle of needle valve, and institute are equipped in first cavity
It states the cold nozzle of needle valve and penetrates code mask, backing plate, the first thermal insulation board and bottom plate, be equipped with cold nozzle at the top of the cold nozzle of needle valve and position
Ring, the cold nozzle positioning ring are stuck in second thermal insulation board, and first inside cavities face is equipped with cold nozzle side heat insulating plate, institute
The first cavity bottom surface is stated equipped with the bottom surface Leng Zui thermal insulation board, the bottom the needle valve Leng Zui penetrates the bottom surface Leng Zui by cold nozzle stop pin
Thermal insulation board is fixed on code mask, and the code mask is equipped with the cold nozzle water circulation pipe and cold nozzle gas for being connected to the cold nozzle of needle valve
Circulation line, the code mask side are equipped with spiral shape water lines, and the bottom the needle valve Leng Zui is equipped with cold nozzle heat insulation cap；
Code mask top right side position is equipped with the second cavity, and needle-valve type hot nozzle, and institute are equipped in second cavity
It states needle-valve type hot nozzle and penetrates code mask, backing plate, the first thermal insulation board and bottom plate, be equipped with hot nozzle at the top of the needle-valve type hot nozzle and position
Ring；The hot nozzle positioning ring is stuck in second thermal insulation board, and the code mask is equipped with the hot nozzle for being connected to needle-valve type hot nozzle
Gas circulation line and hot nozzle heating wire around needle-valve type hot nozzle, the needle-valve type hot nozzle bottom periphery is located on the bottom plate
Position is equipped with ring water lines.
Preferably, heat insulating mattress is equipped in first thermal insulation board, the heat insulating mattress is fixed on backing plate by screw.
Preferably, the cold nozzle gas circulation line, the hot nozzle gas circulation line include air inlet pipeline and outlet pipe,
Switch is respectively equipped on air inlet pipeline and outlet pipe.
Preferably, the cold nozzle water circulation pipe includes water inlet pipe and water outlet pipe, the inlet pipeline and it is described go out
Water lines are located at the cold nozzle arranged on left and right sides of the needle valve.
The present invention has the advantages that plastic products are injected for thermoplasticity hot flow path and thermosetting property cold runner common mode, in mould
Thermoplasticity hot flow path plastic products, then row injection thermosetting property cold runner plastic products are injected when tool injection production in advance；With double-colored
Injection molding machine can be completed at the same time the double material double color injections of thermoplasticity thermosetting property, reach no gate waste and automated production, and due to
The mold is one set of die, and cost of investment is low, this mold is rotated up to the double-colored co-production of double materials, production effect by rear mold
Rate is high.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to needed in the embodiment
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is some embodiments of the present invention, for this field
For those of ordinary skill, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of hot and cold runner common mode mould structure schematic diagram of the present invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that specific embodiment described herein only to explain the present invention, not
For limiting the present invention.
It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element
On one element or it may be simultaneously present centering elements.When an element is known as " being connected to " another element, it can
To be directly to another element or may be simultaneously present centering elements.
A kind of hot and cold runner common mode mold of the present invention, as shown in Figure 1, including bottom plate 14, the bottom plate 14 is equipped with first
Thermal insulation board 13, first thermal insulation board 13 are equipped with backing plate 12, and the backing plate 12 is equipped with code mask 11, on the code mask 11
Equipped with the second thermal insulation board 10,
The 11 top left side position of code mask is equipped with the first cavity, and the cold nozzle 4 of needle valve is equipped in first cavity, and
The cold nozzle 4 of needle valve penetrates code mask 11, backing plate 12, the first thermal insulation board 13 and bottom plate 14, sets at the top of the cold nozzle 4 of needle valve
There is cold nozzle positioning ring 3, the cold nozzle positioning ring 3 is stuck in second thermal insulation board 10, and first inside cavities face is equipped with cold
Nozzle side heat insulating plate 5, first cavity bottom surface are equipped with the bottom surface Leng Zui thermal insulation board 16, and cold 4 bottom of nozzle of needle valve passes through cold
Nozzle stop pin 18 penetrates the bottom surface Leng Zui thermal insulation board 16 and is fixed on code mask 11, and the code mask 11 is equipped with and is connected to needle valve
The cold nozzle water circulation pipe 2 of cold nozzle 4 and cold nozzle gas circulation line 1,11 side of code mask are equipped with spiral shape water lines 15, institute
Cold 4 bottom of nozzle of needle valve is stated equipped with cold nozzle heat insulation cap 17；
The 11 top right side position of code mask is equipped with the second cavity, and needle-valve type hot nozzle 6 is equipped in second cavity, and
The needle-valve type hot nozzle 6 penetrates code mask 11, backing plate 12, the first thermal insulation board 13 and bottom plate 14, sets at the top of the needle-valve type hot nozzle 6
There is hot nozzle positioning ring 7；The hot nozzle positioning ring 7 is stuck in second thermal insulation board 10, and the code mask 11 is equipped with and is connected to
The hot nozzle gas circulation line 9 of needle-valve type hot nozzle 6 and the hot nozzle heating wire 8 for surrounding needle-valve type hot nozzle 6, first thermal insulation board 13
Interior to be equipped with heat insulating mattress 20, the heat insulating mattress 20 is fixed on backing plate 12 by screw, and the needle valve is located on the bottom plate 14
Hot 6 bottom periphery position of nozzle is equipped with ring water lines 19.
In the present invention, the setting of cold nozzle water circulation pipe 2 and hot nozzle heating wire 8 guarantees the temperature of mold different subregions not
Together.
In the present invention, the setting of cold nozzle side heat insulating plate 5 and the bottom surface Leng Zui thermal insulation board 16 guarantees the cold nozzle 4 of needle valve, needle-valve
Hot 6 temperature of the nozzle control of formula is independent of each other.
In the present invention, the first thermal insulation board 13 and heat insulating mattress 20 are equipped between code mask 1 and bottom plate 14, partition mould temperature influences.
In the present invention, cold nozzle gas circulation line, hot nozzle gas circulation line include air inlet pipeline and outlet pipe, air inlet pipe
Switch is respectively equipped on road and outlet pipe.When work, air inlet pipeline is opened, and outlet pipe is closed, and inside forms pressure.
In the present invention, the cold nozzle water circulation pipe includes water inlet pipe and water outlet pipe, the inlet pipeline and described
Outlet pipeline is located at the cold nozzle arranged on left and right sides of the needle valve.
The present invention can be used for mobile phone protective cover, watchband, the thermoplasticity such as vernix set or medical products and thermosetting property dual-color plastic
Product injection molding.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modification, equivalent replacement or improvement etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (4)
1. a kind of hot and cold runner common mode mold, which is characterized in that including bottom plate, the bottom plate is equipped with the first thermal insulation board, described
First thermal insulation board is equipped with backing plate, and the backing plate is equipped with code mask, and the code mask is equipped with the second thermal insulation board；
Code mask top left side position is equipped with the first cavity, and the cold nozzle of needle valve, and the needle are equipped in first cavity
The cold nozzle of valve type penetrates code mask, backing plate, the first thermal insulation board and bottom plate, is equipped with cold nozzle positioning ring, institute at the top of the cold nozzle of needle valve
Cold nozzle positioning ring to be stated to be stuck in second thermal insulation board, first inside cavities face is equipped with cold nozzle side heat insulating plate, and described the
One cavity bottom surface is equipped with the bottom surface Leng Zui thermal insulation board, and it is heat-insulated that the bottom the needle valve Leng Zui by cold nozzle stop pin penetrates the bottom surface Leng Zui
Plate is fixed on code mask, and the code mask is equipped with the cold nozzle water circulation pipe for being connected to the cold nozzle of needle valve and cold nozzle gas circulation
Pipeline, the code mask side are equipped with spiral shape water lines, and the bottom the needle valve Leng Zui is equipped with cold nozzle heat insulation cap；
Code mask top right side position is equipped with the second cavity, and needle-valve type hot nozzle, and the needle are equipped in second cavity
The hot nozzle of valve type penetrates code mask, backing plate, the first thermal insulation board and bottom plate, is equipped with hot nozzle positioning ring at the top of the needle-valve type hot nozzle；Institute
It states hot nozzle positioning ring to be stuck in second thermal insulation board, the code mask is equipped with the hot nozzle gas circulation for being connected to needle-valve type hot nozzle
Pipeline and hot nozzle heating wire around needle-valve type hot nozzle, the needle-valve type hot nozzle bottom periphery position is located on the bottom plate and is set
There are ring water lines.
2. a kind of hot and cold runner common mode mold according to claim 1, which is characterized in that set in first thermal insulation board
There is heat insulating mattress, the heat insulating mattress is fixed on backing plate by screw.
3. a kind of hot and cold runner common mode mold according to claim 1, which is characterized in that the cold nozzle gas circulation line,
The hot nozzle gas circulation line includes air inlet pipeline and outlet pipe, and switch is respectively equipped on air inlet pipeline and outlet pipe.
4. a kind of hot and cold runner common mode mold according to claim 1, which is characterized in that the cold nozzle water circulation pipe
Including water inlet pipe and water outlet pipe, it is left and right that the inlet pipeline and the outlet pipeline are located at the cold nozzle of the needle valve
Two sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710629414.4A CN107244041B (en) | 2017-07-28 | 2017-07-28 | A kind of hot and cold runner common mode mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710629414.4A CN107244041B (en) | 2017-07-28 | 2017-07-28 | A kind of hot and cold runner common mode mold |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107244041A CN107244041A (en) | 2017-10-13 |
| CN107244041B true CN107244041B (en) | 2019-11-19 |
Family
ID=60011849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710629414.4A Active CN107244041B (en) | 2017-07-28 | 2017-07-28 | A kind of hot and cold runner common mode mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107244041B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6926856B2 (en) * | 2002-07-29 | 2005-08-09 | Dow Global Technologies Inc. | Molded parts with fabric surface areas and processes for their production |
| CN102582038A (en) * | 2011-01-12 | 2012-07-18 | 广州博创机械有限公司 | Double-material co-shaping flow-passage deflecting plate |
| CN202540629U (en) * | 2012-04-09 | 2012-11-21 | 浙江荣信模具塑料有限公司 | Hot runner system of dual-color injection mould |
| CN103381648A (en) * | 2013-07-18 | 2013-11-06 | 中山市利群精密实业有限公司 | Sprue structure for plastic mould |
| CN204546931U (en) * | 2015-03-02 | 2015-08-12 | 鸿利达模具(深圳)有限公司 | Thermoplasticity and thermosetting double injection shaping in flow passage system |
| DE202015005162U1 (en) * | 2015-07-18 | 2016-07-20 | Hellermanntyton Gmbh | sprue bushing |
| CN205075290U (en) * | 2015-11-11 | 2016-03-09 | 深圳市麦士德福科技股份有限公司 | Single -end hot runner needle valve |
-
2017
- 2017-07-28 CN CN201710629414.4A patent/CN107244041B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN107244041A (en) | 2017-10-13 |
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