CN206106306U - Pneumatic valve formula hot runner mold - Google Patents
Pneumatic valve formula hot runner mold Download PDFInfo
- Publication number
- CN206106306U CN206106306U CN201620908548.0U CN201620908548U CN206106306U CN 206106306 U CN206106306 U CN 206106306U CN 201620908548 U CN201620908548 U CN 201620908548U CN 206106306 U CN206106306 U CN 206106306U
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- China
- Prior art keywords
- heat exchange
- valve
- pipeline
- heat
- hot runner
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- 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.)
- Withdrawn - After Issue
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model provides a pneumatic valve formula hot runner mold, relates to the mould field. Pneumatic valve formula hot runner mold is including mould body that has the die cavity and runner and the gas vent that communicates with the die cavity, still including the heat transfer system who is used for providing the heat transferring medium of different temperatures for the mould body. This internal heat exchange media channel that is provided with of mould, heat exchange media channel have medium inlet and medium export. Heat transfer system includes first heat transfer pipeline, a backflow pipeline, second heat transfer pipeline, the 2nd backflow pipeline, third heat transfer pipeline and the 3rd backflow pipeline. First heat transfer pipeline, second heat transfer pipeline and third heat transfer pipeline all are connected with the medium inlet and selectivity and heat exchange media channel intercommunication. A backflow pipeline, the 2nd backflow pipeline and the 3rd backflow pipeline all with medium exit linkage and selectivity and heat exchange media channel intercommunication. It can trade thermal treatment to the plastics raw materials step by step, avoids the bubble of forming parts to produce, improves the quality of forming parts.
Description
Technical field
This utility model is related to mould applications, in particular to a kind of valve hot runner mould.
Background technology
Injection molded is a kind of important means of product shaping, and injection molded is to utilize plastic material shape at high temperature under high pressure
The principle that shape changes, various plastic materials is fabricated to the process of the product required for people using plastic mould, typically
For, plastic mould is the built-up plastics mould for compression moulding, extrusion molding, injection, blowing and low ratio foamed molding, existing common
Plastic mould is all will to inject to be formed after plastic mould by injection machine after the melting of plastic cement raw material.
Existing precision die increases cooling system, for ensureing product to ensure product quality at mold membrane core position
Forming Quality, the cooling system used by it generally adopts cooling water cooling, but the temperature and the temperature of raw materials for plastics production of cooling water
Difference is larger, and cooling water can seize the heat in too many mould, be unfavorable for the Temperature Distribution of mould, cause internal contraction, is formed
Pore, so as to affect the quality of formed products.
The plastics of molten condition need the air in emptying die cavity in a flash when entering mold cavity, including type
Under vapor, high temperature that the moisture that air, plastic raw materialss contain present in chamber and running gate system evaporates at high temperature and produces
The volatilization of some additives or there are several parts such as gas produced by chemical reaction in gas, plastics that plastics are produced.Row
The bad impact to product of gas generally has following several respects, and (1) burns：Air in die cavity is compressed to reach a high temperature at once, produces
The part that product are contacted with high temperature air can produce partial carbonization and burn.(2) lack of fill：In injection moulding process, if gas
Can not in time discharge, then occur that filling is difficult, be commonly called as beer and be discontented with.(3) flash：When aerofluxuss are insufficient, it will usually improve injection
Pressure, the power in such locked mode direction will increase, and easily cause flash.(4) crazing, weld mark：Gas is discharged and had some setbacks so that
The speed that molten plastic enters each position of die cavity is different, easily forms flowing trace and weld mark.(5) bubble：Due to aerofluxuss not
The good generation for causing bubble, transparent material is particularly evident.
Utility model content
The purpose of this utility model is to provide a kind of valve hot runner mould, and it can be former to plastics by easy stages
Material carries out heat exchange process, it is to avoid the bubble of drip molding is produced, and improves the quality of drip molding.
What embodiment of the present utility model was realized in：A kind of valve hot runner mould, it is included with die cavity
Die ontology and the cast gate connected with die cavity and air vent, also include the heat transferring medium for providing different temperatures to die ontology
Heat-exchange system, heat exchanging medium passage is provided with die ontology, heat exchanging medium passage has medium inlet and media outlet, changes
Hot systems include the first heat exchange pipeline, the first reflux line, the second heat exchange pipeline, the second reflux line, the 3rd heat exchange pipeline and
3rd reflux line, the first heat exchange pipeline, the second heat exchange pipeline and the 3rd heat exchange pipeline are connected and selectivity with medium inlet
Connect with heat exchanging medium passage, the first reflux line, the second reflux line and the 3rd reflux line are connected simultaneously with media outlet
Selectivity is connected with heat exchanging medium passage.
In this utility model preferred embodiment, above-mentioned heat-exchange system includes the first heat exchange unit, the second heat exchange unit
With the 3rd heat exchange unit.First heat exchange unit includes the first heat exchange pipeline, the first reflux line, the first device for storing liquid.Second changes
Hot cell includes the second heat exchange pipeline, the second reflux line, the second device for storing liquid.3rd heat exchange unit includes the 3rd heat exchanger tube
Road, the 3rd reflux line, the 3rd device for storing liquid.
In this utility model preferred embodiment, heater is installed in above-mentioned first device for storing liquid.
In this utility model preferred embodiment, the first chiller is installed in above-mentioned second device for storing liquid.
In this utility model preferred embodiment, the second chiller is installed in above-mentioned 3rd device for storing liquid.
In this utility model preferred embodiment, above-mentioned first heat exchange pipeline is provided with the first valve, the second heat exchanger tube
Road is provided with the second valve, and the 3rd heat exchange pipeline is provided with the 3rd valve.
In this utility model preferred embodiment, above-mentioned first reflux line is provided with the 4th valve, the second return duct
Road is provided with the 5th valve, and the 3rd reflux line is provided with the 6th valve.
In this utility model preferred embodiment, above-mentioned heat exchanging medium passage include the first main stem, the second main stem and
Branch road, the first main stem and the second main stem are located at the opposite sides of die cavity, and branch road bypasses die cavity and makes the first main stem and the second main stem
Connection.
In this utility model preferred embodiment, above-mentioned valve hot runner mould also includes exhaust apparatus, aerofluxuss dress
Put including the first pipeline, second pipe and vacuum pump.One end of first pipeline is connected with air vent and connects with air vent selectivity
Logical, the other end of the first pipeline is connected with vacuum pump.One end of second pipe is connected with air vent and connects with air vent selectivity
Logical, the other end and the splicing room of second pipe are detachably connected.First pipeline is provided with the 7th valve, and second pipe is provided with
Eight valves.
In this utility model preferred embodiment, the inwall of above-mentioned splicing room is provided with heat-insulation layer.
The beneficial effect of this utility model embodiment is：The heat-exchange system of different temperatures is provided to die ontology, can be followed
Sequence progressively carries out heat exchange process to plastic raw materialss, it is to avoid the bubble of drip molding is produced, and improves the quality of drip molding.And the system that exchanges heat
System is the loop of a circulation, reduces the waste of resource.
Description of the drawings
In order to be illustrated more clearly that the technical scheme of this utility model embodiment, below will be to wanting needed for embodiment
The accompanying drawing for using is briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore not
The restriction to scope is should be considered as, for those of ordinary skill in the art, on the premise of not paying creative work,
Can be obtaining other related accompanying drawings according to these accompanying drawings.
Fig. 1 is the simple schematic diagram of the valve hot runner mould of this utility model embodiment；
Fig. 2 is the schematic diagram of the die ontology of this utility model embodiment.
Figure acceptance of the bid note is respectively：Valve hot runner mould 100, die ontology 110, die cavity 111, cast gate 120, air vent
130, heat-exchange system 140, the first heat exchange unit 141, the second heat exchange unit 142, the 3rd heat exchange unit 143, the first heat exchange pipeline
141a, the first reflux line 141b, the first device for storing liquid 141c, the second heat exchange pipeline 142a, the second reflux line 142b, second
Device for storing liquid 142c, the 3rd heat exchange pipeline 143a, the 3rd reflux line 143b, the 3rd device for storing liquid 143c, heat exchanging medium passage
150, medium inlet 151, media outlet 152, the first main stem 153, the second main stem 154, branch road 155, exhaust apparatus 160, first
Pipeline 161, second pipe 162, vacuum pump 163, splicing room 164, the first valve 171, the second valve 172, the 3rd valve 173,
4th valve 174, the 5th valve 175, the 6th valve 176, the 7th valve 177, the 8th valve 178.
Specific embodiment
It is new below in conjunction with this practicality to make purpose, technical scheme and the advantage of this utility model embodiment clearer
Accompanying drawing in type embodiment, is clearly and completely described, it is clear that retouched to the technical scheme in this utility model embodiment
The embodiment stated is a part of embodiment of this utility model, rather than the embodiment of whole.Generally described in accompanying drawing herein and
The component of this utility model embodiment for illustrating can be arranged and designed with a variety of configurations.
Therefore, the detailed description of embodiment of the present utility model below to providing in the accompanying drawings is not intended to limit requirement
The scope of the present utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in this utility model
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all
Belong to the scope of this utility model protection.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then it need not be further defined and is explained in subsequent accompanying drawing.
In description of the present utility model, it should be noted that the orientation or position relationship of the instruction such as term " interior " are base
In orientation shown in the drawings or position relationship, or the orientation usually put when using of the utility model product or position are closed
System, is for only for ease of description this utility model and simplifies description, rather than indicates or imply that the device or element of indication are necessary
With specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.Additionally,
Term " first ", " second ", " the 3rd " " the 4th ", " the 5th ", " the 6th ", " the 7th ", " the 8th " etc. are only used for distinguishing description, and
It is not intended that indicating or implying relative importance.
In description of the present utility model, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " sets
Put ", install " " connection " should be interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or integratedly connect
Connect；Can be mechanically connected, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can
Being the connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood with concrete condition
Concrete meaning in this utility model.
Embodiment
Fig. 1 and Fig. 2 is refer to, the present embodiment provides a kind of valve hot runner mould 100, and it is included with die cavity 111
Die ontology 110 and the cast gate 120 that connects with die cavity 111 and air vent 130, exhaust apparatus 160, also include for mould
Body 110 provides the heat-exchange system 140 of the heat transferring medium of different temperatures.
Heat exchanging medium passage 150 is provided with die ontology 110, heat exchanging medium passage 150 has medium inlet 151 and is situated between
Matter outlet 152.Heat exchanging medium passage 150 includes the first main stem 153, the second main stem 154 and branch road 155.The He of first main stem 153
Second main stem 154 is located at the opposite sides of die cavity 111, and branch road 155 bypasses die cavity 111 and makes the first main stem 153 and the second main stem
154 connections.
Heat-exchange system 140 includes the first heat exchange unit 141, the second heat exchange unit 142 and the 3rd heat exchange unit 143.First
Heat exchange unit 141 includes the first heat exchange pipeline 141a, the first reflux line 141b, the first device for storing liquid 141c, the first liquid storage dress
Put and be provided with 141c heater (to illustrate in figure).Second heat exchange unit 142 include the second heat exchange pipeline 142a, second time
Flow tube road 142b, the second device for storing liquid 142c, are provided with the first chiller in the second device for storing liquid 142c (to illustrate in figure).
3rd heat exchange unit 143 includes the 3rd heat exchange pipeline 143a, the 3rd reflux line 143b, the 3rd device for storing liquid 143c, the 3rd storage
Second chiller (to illustrate in figure) is installed in liquid device 143c.
First heat exchange pipeline 141a, the second heat exchange pipeline 142a and the 3rd heat exchange pipeline 143a connect with medium inlet 151
Connect.First heat exchange pipeline 141a is provided with the first valve 171, and the second heat exchange pipeline 142a is provided with the second valve 172, and the 3rd changes
Hot channel 143a is provided with the 3rd valve 173, and by the first valve 171, the second valve 172 and the 3rd valve 173 the is capable of achieving
One heat exchange pipeline 141a, the second heat exchange pipeline 142a and the 3rd heat exchange pipeline 143a selectivitys are connected with heat exchanging medium passage 150.
First reflux line 141b, the second reflux line 142b and the 3rd reflux line 143b are connected with media outlet 152.First time
Flow tube road 141b is provided with the 4th valve 174, and the second reflux line 142b is provided with the 5th valve 175, the 3rd reflux line
143b is provided with the 6th valve 176.First backflow is capable of achieving by the 3rd valve 173, the 4th valve 174 and the 5th valve 175
Pipeline 141b, the second reflux line 142b and the 3rd reflux line 143b selectivitys are connected with heat exchanging medium passage 150.
Exhaust apparatus 160 includes the first pipeline 161, second pipe 162 and vacuum pump 163.One end of first pipeline 161 with
Air vent 130 connects and connects with the selectivity of air vent 130, and the other end of the first pipeline 161 is connected with vacuum pump 163.Second
One end of pipeline 162 is connected with air vent 130, and the other end and the splicing room 164 of second pipe 162 are detachably connected.First pipe
Road 161 is provided with the 7th valve 177, and second pipe 162 is provided with the 8th valve 178.First is capable of achieving by the 7th valve 177
Pipeline 161 selects to connect with air vent 130, is capable of achieving second pipe 162 by the 8th valve 178 and air vent 130 selects to connect
It is logical.
The operation principle of valve hot runner mould 100：The 7th valve 177 and the 8th valve 178 are opened, using vacuum pump
163 pairs of interior and evacuation of splicing room 164 of 100 die cavities of valve hot runner mould 111.Open the first valve 171 and the 4th valve
174, the second valve 172, the 3rd valve 173, the 5th valve 175 and the 6th valve 176 are closed, by the first device for storing liquid 141c
First the first heat exchange pipelines of heat transferring medium Jing 141a flow into heat exchanging medium passage 150 the first main stem 153, then via first master
Road 153 flows into branch road, and the second main stem 154 is then flowed into again, then flows out from the media outlet 152 of heat exchanging medium passage 150, so
The first reflux line 141b is entered afterwards, the first device for storing liquid 141c is eventually passed back to, and constitutes a closed circuit.The closed circuit can
First heating medium circulation is utilized, and constantly flowing is replaced in heat exchanging medium passage 150.Wherein heater can be changed first
Thermal medium is heated, and temperature can sets itself.In the present embodiment, the first heat transferring medium is 150～200 DEG C and leads for temperature
Deep fat.
First heat transferring medium is maintained at into heat exchanging medium passage 150 and is incubated 20～40 minutes, make die ontology 110 fully pre-
Heat.The 7th valve 177 is then switched off, and raw material is injected in die cavity 111 by cast gate 120.Due to the first heat transferring medium
Temperature it is higher, mobility of the raw material in whole die cavity 111 preferably, can be preferably in the die ontology 110 being fully warmed-up
Whole die cavity 111 is filled, the raw material that Jing air vents 130 are discharged also can be recycled.Preferably, valve heat flow passage sprue with
Product is fitted, it is possible to reduce the waste of material, and needle-valve is opened by cylinder.
After raw material full of whole die cavity 111 and after air vent 130 flows out to splicing room via second pipe 162, close
Close the 8th valve 178.It is then shut off the first valve 171 and the 4th valve 174.Splicing room is provided with heat-insulation layer, can make recovery
Raw material recycling.
The second valve 172 and the 5th valve 175 are opened, the second heat transferring medium Jing second of the second device for storing liquid 142c is changed
Hot channel 142a flows into the first main stem 153 of heat exchanging medium passage 150, then flows into branch road 155 via the first main stem 153, then
The second main stem 154 is flowed into again, is then flowed out from the media outlet 152 of heat exchanging medium passage 150, subsequently enter the second reflux line
142b, eventually passes back to the second device for storing liquid 142c, constitutes a closed circuit.The closed circuit can heat medium circulation by second
Utilize, and constantly flowing is replaced in heat exchanging medium passage 150.The first heat transferring medium that left behind is due to the second heat transferring medium
Effect together flows into the second device for storing liquid 142c, and is added to next cyclic process.Wherein the first chiller can be to second
Heat transferring medium is processed, and temperature can sets itself.In the present embodiment, the second heat transferring medium is 80～100 DEG C for temperature
Conduction oil.Because the first heat transferring medium and the second heat transferring medium are all deep fat, then the second heat transferring medium is back to the second liquid storage dress
The conduction oil that 142c becomes same temperature Jing after the process of the first chiller is put, next circulating reflux is carried out.
By the second heat transferring medium after heat exchanging medium passage 150 is incubated 20～40 minutes, the second valve 172 and the 5th is closed
Valve 175.
The 3rd valve 173 and the 6th valve 176 are opened, the 3rd heat transferring medium Jing the 3rd of the 3rd device for storing liquid 143c is changed
Hot channel 143a flows into the first main stem 153 of heat exchanging medium passage 150, then flows into branch road 155 via the first main stem 153, then
The second main stem 154 is flowed into again, is then flowed out from the media outlet 152 of heat exchanging medium passage 150, subsequently enter the 3rd reflux line
143b, eventually passes back to the 3rd device for storing liquid 143c, constitutes a closed circuit.The closed circuit can circulate Acanthopanan trifoliatus (L.) Merr. thermal medium
Utilize, and constantly flowing is replaced in heat exchanging medium passage 150.The second heat transferring medium that left behind is due to the 3rd heat transferring medium
Effect together flows into the 3rd device for storing liquid 143c, and is added to next cyclic process.Wherein the second chiller can be to the 3rd
Heat transferring medium is processed, and temperature can sets itself.In the present embodiment, the 3rd heat transferring medium is 15～30 DEG C and leads for temperature
Deep fat.Because the second heat transferring medium and the 3rd heat transferring medium are all deep fat, the second heat transferring medium is back to the 3rd device for storing liquid
143c becomes the conduction oil of same temperature Jing after the process of the first chiller, carries out next circulating reflux.
By the 3rd heat transferring medium after heat exchanging medium passage 150 is incubated 20～40 minutes, the 3rd valve 173 and the 6th is closed
Valve 176.
The temperature of the second heat transferring medium and the 3rd heat transferring medium is different, through the second heat transferring medium and the 3rd heat transferring medium pair
Raw material is cooled down twice, reached the effect of incremental cooling, it is to avoid the bubble of drip molding is produced, and improves drip molding
Quality.
In other embodiments, the first heat transferring medium, the second heat transferring medium and the 3rd heat transferring medium can be other materials, can
The first heat transferring medium, the second heat transferring medium and the 3rd heat transferring medium are selected according to the product for being produced and temperature control
System.
Further, product is directly placed into water by raw material after the molding of valve hot runner mould 100 under taking of plastic jetting-moulding machine
Cool down in groove, the cooling water in tank adopts 10～20 DEG C of recirculated water.After cooling, band mold insert is put into together 140 DEG C of baking oven
Baking 20 minutes, makes secondary contraction of product remove product defects.Room temperature is cooled to after product baking, Special tooling clamp is manufactured,
Mold insert is taken out using variable speed electric motors, particularly.
In sum, valve hot runner mould of the present utility model and the method using the Making mold finished product, to mould
Tool body 110 provides the heat-exchange system 140 of different temperatures, can carry out heat exchange process to plastic raw materialss by easy stages, it is to avoid
The bubble of drip molding is produced, and improves the quality of drip molding.And heat-exchange system 140 is the loop of a circulation, reduces resource
Waste.
Preferred embodiment of the present utility model is the foregoing is only, this utility model is not limited to, for this
For the technical staff in field, this utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle
Within, any modification, equivalent substitution and improvements made etc. should be included within protection domain of the present utility model.
Claims (10)
1. a kind of valve hot runner mould, it is characterised in that include the die ontology with die cavity and connect with the die cavity
Cast gate and air vent, also include for die ontology provide different temperatures heat transferring medium heat-exchange system, the mould
This is provided with vivo heat exchanging medium passage, and the heat exchanging medium passage has medium inlet and media outlet, the heat-exchange system
Including the first heat exchange pipeline, the first reflux line, the second heat exchange pipeline, the second reflux line, the 3rd heat exchange pipeline and the 3rd time
Flow tube road, first heat exchange pipeline, second heat exchange pipeline and the 3rd heat exchange pipeline connect with the medium inlet
Connect and selectivity is connected with the heat exchanging medium passage, first reflux line, second reflux line and the described 3rd
Reflux line is connected with the media outlet and selectivity is connected with the heat exchanging medium passage.
2. valve hot runner mould according to claim 1, it is characterised in that the heat-exchange system includes the first heat exchange
Unit, the second heat exchange unit and the 3rd heat exchange unit, first heat exchange unit include first heat exchange pipeline, described first
Reflux line and the first device for storing liquid, second heat exchange unit include second heat exchange pipeline, second reflux line,
Second device for storing liquid, the 3rd heat exchange unit includes the 3rd heat exchange pipeline, the 3rd reflux line, the 3rd liquid storage dress
Put.
3. valve hot runner mould according to claim 2, it is characterised in that be provided with first device for storing liquid
Heater.
4. valve hot runner mould according to claim 3, it is characterised in that be provided with second device for storing liquid
First chiller.
5. valve hot runner mould according to claim 4, it is characterised in that be provided with the 3rd device for storing liquid
Second chiller.
6. valve hot runner mould according to claim 5, it is characterised in that first heat exchange pipeline is provided with
One valve, second heat exchange pipeline is provided with the second valve, and the 3rd heat exchange pipeline is provided with the 3rd valve.
7. valve hot runner mould according to claim 6, it is characterised in that first reflux line is provided with
Four valves, second reflux line is provided with the 5th valve, and the 3rd reflux line is provided with the 6th valve.
8. valve hot runner mould according to claim 7, it is characterised in that the heat exchanging medium passage includes first
Main stem, the second main stem and branch road, first main stem and second main stem be located at the die cavity opposite sides, described
Road bypasses the die cavity and first main stem is connected with second main stem.
9. valve hot runner mould according to claim 8, it is characterised in that the valve hot runner mould is also wrapped
Include exhaust apparatus, the exhaust apparatus includes the first pipeline, second pipe and vacuum pump, one end of first pipeline with it is described
Air vent connects and connects with the air vent selectivity, and the other end of first pipeline is connected with the vacuum pump, described
One end of second pipe is connected with the air vent and connects with the air vent selectivity, the other end of the second pipe with
Splicing room is detachably connected, and first pipeline is provided with the 7th valve, and the second pipe is provided with the 8th valve.
10. valve hot runner mould according to claim 9 is characterized in that, the inwall of the splicing room is provided with guarantor
Warm layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620908548.0U CN206106306U (en) | 2016-08-20 | 2016-08-20 | Pneumatic valve formula hot runner mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620908548.0U CN206106306U (en) | 2016-08-20 | 2016-08-20 | Pneumatic valve formula hot runner mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206106306U true CN206106306U (en) | 2017-04-19 |
Family
ID=58512804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620908548.0U Withdrawn - After Issue CN206106306U (en) | 2016-08-20 | 2016-08-20 | Pneumatic valve formula hot runner mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206106306U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106113427A (en) * | 2016-08-20 | 2016-11-16 | 苏州玖圣塑料科技有限公司 | A kind of valve hot runner mould and the method utilizing this Making mold finished product |
| CN110406130A (en) * | 2019-06-26 | 2019-11-05 | 中复连众风电科技有限公司 | Fan blade mould vacuum heating apparatus |
-
2016
- 2016-08-20 CN CN201620908548.0U patent/CN206106306U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106113427A (en) * | 2016-08-20 | 2016-11-16 | 苏州玖圣塑料科技有限公司 | A kind of valve hot runner mould and the method utilizing this Making mold finished product |
| CN106113427B (en) * | 2016-08-20 | 2018-06-19 | 苏州玖圣塑料科技有限公司 | A kind of valve hot runner mould and the method using the mold manufacturing finished product |
| CN110406130A (en) * | 2019-06-26 | 2019-11-05 | 中复连众风电科技有限公司 | Fan blade mould vacuum heating apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170419 Effective date of abandoning: 20180619 |