CN206277605U - A kind of hot nozzle of needle valve type hot runner - Google Patents
A kind of hot nozzle of needle valve type hot runner Download PDFInfo
- Publication number
- CN206277605U CN206277605U CN201621438320.6U CN201621438320U CN206277605U CN 206277605 U CN206277605 U CN 206277605U CN 201621438320 U CN201621438320 U CN 201621438320U CN 206277605 U CN206277605 U CN 206277605U
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- Prior art keywords
- nozzle
- hot
- needle
- flow path
- valve type
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- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a kind of hot nozzle of needle valve type hot runner, including hot flow path, fixing device and power set, also include nozzle core wear-resisting head, the hot flow path includes hot flow path body and the needle on hot flow path body, the nozzle core wear-resisting head is provided with the needle hole being adapted with the needle, and the one end in the needle hole is provided with tapered guide surface；One end of the hot flow path body is fixed in the fixing device, and the other end is connected with the nozzle core wear-resisting head, and the power set are installed in the fixing device, and drives the needle to seal or depart from the needle hole.The hot nozzle hot flow path body one end connection mouth core wear-resisting head of needle valve type hot runner that the utility model is provided, tapered guide surface is provided with the import in needle hole, can be strengthened the wearability of nozzle core and be had preferable guide function to needle, effectively protection mold glue mouthful.
Description
Technical field
The utility model is related to hot runner mould technical field, more particularly to a kind of hot nozzle of needle valve type hot runner.
Background technology
Hot nozzle is the terminal of TOP-TIP, and it is by the die cavity or cold runner of melt conveying to mould.It is TOP-TIP
One of critical component, directly affects the shaping of plasthetics.Common needle valve hot nozzle nozzle core is easy to wear and when needs enter in deep hole
Easy cold glue, leaves a trace in product surface during glue, influences product appearance.
Utility model content
In order to overcome the deficiencies in the prior art, the purpose of this utility model is to provide a kind of hot nozzle of needle valve type hot runner,
Its wearability that can strengthen nozzle core and there is preferable guide function to needle, effectively protection mold glue mouthful.
The purpose of this utility model is realized using following technical scheme：
A kind of hot nozzle of needle valve type hot runner, including hot flow path, fixing device and power set, also including nozzle core wear-resisting head,
The hot flow path include hot flow path body and the needle on hot flow path body, the nozzle core wear-resisting head be provided with it is described
The needle hole that needle is adapted, tapered guide surface is provided with the import in the needle hole；One end of the hot flow path body is fixed
In the fixing device, the other end is connected with the nozzle core wear-resisting head, and the power set are installed in the fixing device,
And drive the needle to seal or depart from the needle hole.
Preferably, the hot flow path body is provided with heat-insulated nozzle head, and the heat-insulated nozzle head is installed on the hot flow path body
On the outside of one end.
Preferably, the hot flow path body includes nozzle body, nozzle core and hot nozzle heater, and one end of the nozzle core is connected to institute
State with nozzle, the other end is connected on the nozzle core wear-resisting head, the hot nozzle heater is installed on the outer of the nozzle body and nozzle core
Side, the heat-insulated nozzle head is located at the downside of the hot nozzle heater.
Preferably, nozzle body chamber and nozzle core cavity are respectively equipped with the nozzle body, nozzle core, the needle sequentially passes through the nozzle body
Chamber, nozzle core cavity and needle hole, one end of the needle are provided with the sealing mouthful being adapted with mould gate.
Preferably, the fixing device includes flow distribution plate and plug, and the centre of the flow distribution plate is provided with runner, the plug
Located at one end of the runner.
Preferably, the flow distribution plate is provided with needle positioning sleeve, and the needle passes through the needle positioning sleeve.
Preferably, the hot nozzle heater includes heat carrier and heater strip, and the heater strip is located at the outer of the heat carrier
Side.
Preferably, one end of the nozzle core is threadedly coupled with the nozzle body, and the other end connects with the wear-resisting head thread of the nozzle core
Connect, the heat-insulated nozzle head thread is connected to the outside of the nozzle core.
Preferably, the power set are cylinder.
Preferably, the nozzle core wear-resisting head is steel nozzle core wear-resisting head.
Compared to existing technology, the beneficial effects of the utility model are：Hot flow path body one end connection mouth core wear-resisting head, valve
Tapered guide surface is provided with the import of pin hole, the wearability of nozzle core can be strengthened and had preferable guide function to needle, effectively protected
Shield mold glue mouthful.
Brief description of the drawings
Fig. 1 is the schematic diagram of the hot nozzle of needle valve type hot runner that the utility model embodiment is provided；
Fig. 2 is the enlarged drawing at the hot nozzle A of needle valve type hot runner shown in Fig. 1.
Specific embodiment
Below, with reference to accompanying drawing and specific embodiment, the utility model is described further：
As shown in Fig. 1 to 2, a kind of hot nozzle of needle valve type hot runner, including hot flow path 1, fixing device 2 and power set 3, also
Including nozzle core wear-resisting head 4, hot flow path 1 includes hot flow path body 11 and the needle 12 on hot flow path body, and nozzle core is wear-resisting
First 4 are provided with the needle hole 41 being adapted with needle 12, and tapered guide surface 42 is provided with the import in needle hole 41；Hot flow path body
11 one end is fixed in fixing device 2, and the other end is connected with nozzle core wear-resisting head 4, and power set 3 are installed in fixing device 2,
And valve needle 12 seals or departs from needle hole 41.Increase nozzle core wear-resisting head and tapered guide surface can strengthen nozzle core wearability and
There is preferable guide function to needle, effectively protection mold glue mouthful.
Hot flow path body 11 includes nozzle body 111, nozzle core 112 and hot nozzle heater 113, and one end of nozzle core 112 is connected to nozzle
On body 111, the other end is connected on nozzle core wear-resisting head 4, and hot nozzle heater 113 is installed on the outside of nozzle body 111 and nozzle core 112,
The downside of hot nozzle heater 113 is provided with heat-insulated nozzle first 114, and outside and the mould of heat-insulated nozzle first 114 are opened frame 5 and be adapted, so that
Heat-insulated nozzle head and mould are opened frame 5 and are sealed.
Nozzle body chamber 1111 and nozzle core cavity 1121 are respectively equipped with nozzle body 111, nozzle core 112, needle 12 sequentially passes through nozzle body chamber
1111st, nozzle core cavity 1121 and needle hole 41.One end of needle 12 is provided with the sealing mouthful 121 being adapted with mould gate.
Fixing device 2 includes flow distribution plate 21 and plug 22, and the centre of flow distribution plate 21 is provided with runner 23, and plug 22 is located at runner
23 one end, runner is used for for colloidal sol circulation.The side of flow distribution plate 21 is provided with needle positioning sleeve 24, and needle 12 is positioned through needle
Set 24.
Hot nozzle heater 113 includes the heater strip 1132 on the outside of heat carrier 1131 and heat carrier.
Nozzle core 112 is threaded in one end of nozzle body 111, and nozzle core wear-resisting head 4 is threaded in one end of nozzle core 112, every
Hot nozzle first 114 is threaded in the outside of nozzle core 112.Nozzle core and thermal resistance heaters directly contact, go deep into mould and open inframe, it is ensured that
The temperature of thermal resistance leading portion, to enter glue for endoporus have better effects.
The power set 3 are cylinder, oil cylinder or other transmission mechanisms.
Preferably, the nozzle core wear-resisting head 4 is steel nozzle core wear-resisting head.
The hot nozzle of needle valve type hot runner provided by the utility model, hot flow path body one end connection mouth core wear-resisting head, needle
Tapered guide surface is provided with the import in hole, the wearability of nozzle core can be strengthened and had preferable guide function to needle, effectively protection
Mold glue mouthful.Nozzle core and thermal resistance heaters directly contact, go deep into mould and open inframe, it is ensured that the temperature of hot nozzle leading portion, for interior
Glue is entered in hole better effects.
It will be apparent to those skilled in the art that technical scheme that can be as described above and design, make other various
It is corresponding to change and deformation, and all these change and deformation should all belong to the protection of the utility model claim
Within the scope of.
Claims (10)
1. a kind of hot nozzle of needle valve type hot runner, including hot flow path, fixing device and power set, it is characterised in that also including nozzle
Core wear-resisting head, the hot flow path includes hot flow path body and the needle on hot flow path body, on the nozzle core wear-resisting head
The needle hole being adapted with the needle is provided with, tapered guide surface is provided with the import in the needle hole；The hot flow path body
One end be fixed in the fixing device, the other end is connected with the nozzle core wear-resisting head, and the power set are installed on described
In fixing device, and the needle is driven to seal or depart from the needle hole.
2. the hot nozzle of needle valve type hot runner as claimed in claim 1, it is characterised in that the hot flow path body is provided with heat-insulated nozzle
Head, the heat-insulated nozzle head is installed on the outside of described hot flow path body one end.
3. the hot nozzle of needle valve type hot runner as claimed in claim 2, it is characterised in that the hot flow path body includes nozzle body, nozzle
Core and hot nozzle heater, one end of the nozzle core are connected to the nozzle, and the other end is connected on the nozzle core wear-resisting head, institute
The outside that hot nozzle heater is installed on the nozzle body and nozzle core is stated, the heat-insulated nozzle head is located at the downside of the hot nozzle heater.
4. the hot nozzle of needle valve type hot runner as claimed in claim 3, it is characterised in that be respectively equipped with nozzle on the nozzle body, nozzle core
Body chamber and nozzle core cavity, the needle sequentially pass through the nozzle body chamber, nozzle core cavity and needle hole, one end of the needle be provided with
The sealing mouthful that mould gate is adapted.
5. the hot nozzle of needle valve type hot runner as claimed in claim 1, it is characterised in that the fixing device includes flow distribution plate and stifled
Head, the centre of the flow distribution plate is provided with runner, and the plug is located at one end of the runner.
6. the hot nozzle of needle valve type hot runner as claimed in claim 5, it is characterised in that the flow distribution plate is provided with needle positioning
Set, the needle passes through the needle positioning sleeve.
7. the hot nozzle of needle valve type hot runner as claimed in claim 3, it is characterised in that the hot nozzle heater include heat carrier and
Heater strip, the heater strip is located at the outside of the heat carrier.
8. the hot nozzle of needle valve type hot runner as claimed in claim 3, it is characterised in that one end of the nozzle core and the nozzle body spiral shell
Line is connected, and the other end is threadedly coupled with the nozzle core wear-resisting head, and the heat-insulated nozzle head thread is connected to the outside of the nozzle core.
9. the hot nozzle of needle valve type hot runner as claimed in claim 1, it is characterised in that the power set are cylinder.
10. the hot nozzle of needle valve type hot runner as claimed in claim 1, it is characterised in that the nozzle core wear-resisting head is steel nozzle core
Wear-resisting head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621438320.6U CN206277605U (en) | 2016-12-26 | 2016-12-26 | A kind of hot nozzle of needle valve type hot runner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621438320.6U CN206277605U (en) | 2016-12-26 | 2016-12-26 | A kind of hot nozzle of needle valve type hot runner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206277605U true CN206277605U (en) | 2017-06-27 |
Family
ID=59071198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621438320.6U Active CN206277605U (en) | 2016-12-26 | 2016-12-26 | A kind of hot nozzle of needle valve type hot runner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206277605U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110370561A (en) * | 2019-07-05 | 2019-10-25 | 中山市富晟特热流道科技有限公司 | A kind of hot nozzle of more needles of hot flow path |
-
2016
- 2016-12-26 CN CN201621438320.6U patent/CN206277605U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110370561A (en) * | 2019-07-05 | 2019-10-25 | 中山市富晟特热流道科技有限公司 | A kind of hot nozzle of more needles of hot flow path |
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| GR01 | Patent grant |