CN107244041A - A kind of hot and cold runner common mode mould - Google Patents
A kind of hot and cold runner common mode mould Download PDFInfo
- Publication number
- CN107244041A CN107244041A CN201710629414.4A CN201710629414A CN107244041A CN 107244041 A CN107244041 A CN 107244041A CN 201710629414 A CN201710629414 A CN 201710629414A CN 107244041 A CN107244041 A CN 107244041A
- Authority
- 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.)
- Granted
Links
- 238000009413 insulation Methods 0.000 claims abstract description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 238000010438 heat treatment Methods 0.000 claims abstract description 5
- 238000002347 injection Methods 0.000 abstract description 18
- 239000007924 injection Substances 0.000 abstract description 18
- 239000004033 plastic Substances 0.000 abstract description 12
- 229920003023 plastic Polymers 0.000 abstract description 12
- 229920001187 thermosetting polymer Polymers 0.000 abstract description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 239000000463 material Substances 0.000 abstract description 8
- 239000002699 waste material Substances 0.000 abstract description 4
- 229940127554 medical product Drugs 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 229920001169 thermoplastic Polymers 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
- 238000005516 engineering process Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000004416 thermosoftening plastic 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 technical field, specifically related to a kind of hot and cold runner common mode mould, the hot and cold runner common mode mould is provided 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 ensures that the temperature of mould different subregions is different；Cold nozzle side heat insulating plate, Leng Zui bottom surfaces thermal insulation board are provided between the cold nozzle of needle valve and needle-valve type hot nozzle, it is ensured that each temperature control is independent of each other for the cold nozzle of needle valve and needle-valve type hot nozzle.It is an advantage of the current invention that can be used for thermoplasticity hot flow path and thermosetting 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 mould is injected and produced；The double material double color injections of thermoplasticity thermosetting can be completed simultaneously with double coloured plastic injection machine, no gate waste and automated production is reached.
Description
Technical field
The invention belongs to injection mold technical field, and in particular to a kind of hot and cold runner common mode mould.
Background technology
Existing plastic material has thermoplastic plastic and the major class of thermosetting plastic two, so relative to both in injection molding
The Shooting Technique of sizing material is referred to as hot flow path injection and cold runner injection.
At present, many plastic cement products (such as mobile phone protective cover, watchband, vernix set, or medical products etc.) can use simultaneously
Thermoplastic and thermosets produce double-colored product, but traditional diamond-making technique is out two molds, and hot flow path is carried out respectively
With the processing of cold runner, it is processing in this way the disadvantage is that, two mold cost of investment height, low production efficiency, production
There is gate waste and be unable to automated production.
The content of the invention
It is an object of the invention to provide a kind of hot and cold runner common mode mould, for thermoplasticity hot flow path and thermosetting cold flow
Road common mode injection plastic products, the injection thermoplasticity hot flow path plastic products, then row injection thermosetting in advance when mould is injected and produced
Property cold runner plastic products；The double material double color injections of thermoplasticity thermosetting can be completed simultaneously with double coloured plastic injection machine, no mouth of a river is reached
Waste material and automated production, and because the mould 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, production efficiency is high.
A kind of hot and cold runner common mode mould, including bottom plate, the bottom plate are provided with the first thermal insulation board, and described first is heat-insulated
Plate is provided with backing plate, and the backing plate is provided with code mask, and the code mask is provided with the second thermal insulation board；
The code mask top left side position, which is provided with the first cavity, first cavity, is provided with the cold nozzle of needle valve, and institute
The cold nozzle of needle valve is stated to penetrate at the top of code mask, backing plate, the first thermal insulation board and bottom plate, the cold nozzle of needle valve provided with the positioning of cold nozzle
Ring, the cold nozzle locating ring is stuck in second thermal insulation board, and the first inside cavities face is provided with cold nozzle side heat insulating plate, institute
The first cavity bottom surface is stated provided with Leng Zui bottom surfaces thermal insulation board, the needle valve Leng Zui bottoms penetrate Leng Zui bottom surfaces by cold nozzle stop pin
Thermal insulation board is fixed on code mask, is communicated with the code mask to the cold nozzle water circulation pipe of the cold nozzle of needle valve and cold nozzle gas
Circulation line, the code mask side is provided with spiral shape water lines, and the needle valve Leng Zui bottoms are provided with cold nozzle heat insulation cap；
The code mask top right side position, which is provided with the second cavity, second cavity, is provided with needle-valve type hot nozzle, and institute
Needle-valve type hot nozzle is stated to penetrate at the top of code mask, backing plate, the first thermal insulation board and bottom plate, the needle-valve type hot nozzle provided with the positioning of hot nozzle
Ring；The hot nozzle locating ring is stuck in second thermal insulation board, is communicated with the code mask to the hot nozzle of needle-valve type hot nozzle
It is located at the needle-valve type hot nozzle bottom periphery on gas circulation line and the hot nozzle heating wire around needle-valve type hot nozzle, the bottom plate
Position is provided with ring water lines.
Preferably, heat insulating mattress is provided with 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 with air inlet pipeline and outlet pipe.
Preferably, the cold nozzle water circulation pipe include inlet pipeline and outlet pipeline, 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 respectively.
The advantage of the invention is that：For thermoplasticity hot flow path and thermosetting cold runner common mode injection plastic products, in mould
Injection thermoplasticity hot flow path plastic products, then row injection thermosetting cold runner plastic products in advance during tool injection production；With double-colored
Injection machine can complete the double material double color injections of thermoplasticity thermosetting simultaneously, reach no gate waste and automated production, and due to
The mould is one set of die, and cost of investment is low, and this mold is rotated up to the double-colored co-production of double materials, production effect by rear mold
Rate is high.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, below by using required in embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are some embodiments of the present invention, for this area
For those of ordinary skill, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of hot and cold runner common mode mould structure schematic diagram of the present invention.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only to explain the present invention, not
For limiting the present invention.
It should be noted that when element is referred to as " being fixed on " or " being arranged at " another element, it can be directly another
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 mould of the present invention, as shown in figure 1, including bottom plate 14, the bottom plate 14 is provided with first
Thermal insulation board 13, first thermal insulation board 13 is provided with backing plate 12, and the backing plate 12 is provided with code mask 11, the code mask 11
Provided with the second thermal insulation board 10,
The top left side position of code mask 11, which is provided with the first cavity, first cavity, is provided with the cold nozzle 4 of needle valve, 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, and the cold top of nozzle 4 of needle valve is set
There is cold nozzle locating ring 3, the cold nozzle locating ring 3 is stuck in second thermal insulation board 10, the first inside cavities face is provided with cold
Nozzle side heat insulating plate 5, the first cavity bottom surface is provided with Leng Zui bottom surfaces thermal insulation board 16, and the cold bottom of nozzle 4 of needle valve passes through cold
Nozzle stop pin 18 penetrates Leng Zui bottom surfaces thermal insulation board 16 and is fixed on code mask 11, is communicated with the code mask 11 to needle valve
The cold nozzle water circulation pipe 2 of cold nozzle 4 and cold nozzle gas circulation line 1, the side of code mask 11 are provided with spiral shape water lines 15, institute
The cold bottom of nozzle 4 of needle valve is stated provided with cold nozzle heat insulation cap 17；
The top right side position of code mask 11, which is provided with the second cavity, second cavity, is provided with needle-valve type hot nozzle 6, 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, and the top of needle-valve type hot nozzle 6 is set
There is hot nozzle locating ring 7；The hot nozzle locating ring 7 is stuck in second thermal insulation board 10, be communicated with the code mask 11 to
The hot nozzle gas circulation line 9 of needle-valve type hot nozzle 6 and the hot nozzle heating wire 8 around needle-valve type hot nozzle 6, first thermal insulation board 13
Interior to be provided 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
The hot bottom periphery position of nozzle 6 is provided with ring water lines 19.
In the present invention, the setting of cold nozzle water circulation pipe 2 and hot nozzle heating wire 8 ensures the temperature of mould different subregions not
Together.
In the present invention, the setting of cold nozzle side heat insulating plate 5 and Leng Zui bottom surfaces thermal insulation board 16, it is ensured that the cold nozzle 4 of needle valve, needle-valve
The hot temperature control of nozzle 6 of formula is independent of each other.
In the present invention, the first thermal insulation board 13 and heat insulating mattress 20, the temperature influence of cut-off mould are provided between code mask 1 and bottom plate 14.
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 with road and outlet pipe.During work, air inlet pipeline is opened, and outlet pipe is closed, and is internally formed pressure.
In the present invention, the cold nozzle water circulation pipe includes inlet pipeline and outlet pipeline, the inlet pipeline and described
Outlet pipeline is located at the cold nozzle arranged on left and right sides of the needle valve respectively.
The present invention can be used for thermoplasticity and the thermosetting dual-color plastics such as mobile phone protective cover, watchband, vernix set, or medical products
Product is molded.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
Any modification, equivalent substitution or improvement made within refreshing and principle etc., should be included in the scope of the protection.
Claims (4)
1. a kind of hot and cold runner common mode mould, it is characterised in that including bottom plate, the bottom plate is provided with the first thermal insulation board, described
First thermal insulation board is provided with backing plate, and the backing plate is provided with code mask, and the code mask is provided with the second thermal insulation board；
The code mask top left side position, which is provided with the first cavity, first cavity, is provided with the cold nozzle of needle valve, and the pin
The cold nozzle of valve type penetrates and is provided with cold nozzle locating ring, institute at the top of code mask, backing plate, the first thermal insulation board and bottom plate, the cold nozzle of needle valve
State cold nozzle locating ring to be stuck in second thermal insulation board, the first inside cavities face is provided with cold nozzle side heat insulating plate, described the
One cavity bottom surface is provided with Leng Zui bottom surfaces thermal insulation board, and it is heat-insulated that the needle valve Leng Zui bottoms penetrate Leng Zui bottom surfaces by cold nozzle stop pin
Plate is fixed on code mask, is communicated with the code mask to the cold nozzle water circulation pipe of the cold nozzle of needle valve and the circulation of cold nozzle gas
Pipeline, the code mask side is provided with spiral shape water lines, and the needle valve Leng Zui bottoms are provided with cold nozzle heat insulation cap；
The code mask top right side position, which is provided with the second cavity, second cavity, is provided with needle-valve type hot nozzle, and the pin
The hot nozzle of valve type penetrates and is provided with hot nozzle locating ring at the top of code mask, backing plate, the first thermal insulation board and bottom plate, the needle-valve type hot nozzle；Institute
State hot nozzle locating ring to be stuck in second thermal insulation board, be communicated with the code mask to the hot nozzle gas circulation of needle-valve type hot nozzle
Set on pipeline and the hot nozzle heating wire around needle-valve type hot nozzle, the bottom plate positioned at the needle-valve type hot nozzle bottom periphery position
There are ring water lines.
2. a kind of hot and cold runner common mode mould according to claim 1, it is characterised 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 mould according to claim 1, it is characterised in that the cold nozzle gas circulation line,
The hot nozzle gas circulation line includes being respectively equipped with switch on air inlet pipeline and outlet pipe, air inlet pipeline and outlet pipe.
4. a kind of hot and cold runner common mode mould according to claim 1, it is characterised in that the cold nozzle water circulation pipe
Including inlet pipeline and outlet pipeline, the inlet pipeline and the outlet pipeline are left and right positioned at the cold nozzle of the needle valve respectively
Both 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 true CN107244041A (en) | 2017-10-13 |
| CN107244041B 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) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040018337A1 (en) * | 2002-07-29 | 2004-01-29 | Hus Michael E. | 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 |
| 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 |
| WO2017012701A1 (en) * | 2015-07-18 | 2017-01-26 | Hellermanntyton Gmbh | Sprue bushing |
-
2017
- 2017-07-28 CN CN201710629414.4A patent/CN107244041B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040018337A1 (en) * | 2002-07-29 | 2004-01-29 | Hus Michael E. | 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 |
| WO2017012701A1 (en) * | 2015-07-18 | 2017-01-26 | 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107244041B (en) | 2019-11-19 |
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