CN107718451A - Single-point needle valve type hot runner system - Google Patents
Single-point needle valve type hot runner system Download PDFInfo
- Publication number
- CN107718451A CN107718451A CN201610656516.0A CN201610656516A CN107718451A CN 107718451 A CN107718451 A CN 107718451A CN 201610656516 A CN201610656516 A CN 201610656516A CN 107718451 A CN107718451 A CN 107718451A
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- Prior art keywords
- nozzle
- piston
- hot
- valve type
- heater
- Prior art date
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- 238000009434 installation Methods 0.000 claims description 25
- 238000007789 sealing Methods 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 4
- 239000010445 mica Substances 0.000 claims description 3
- 229910052618 mica group Inorganic materials 0.000 claims description 3
- 241000233855 Orchidaceae Species 0.000 claims 2
- 229920003023 plastic Polymers 0.000 abstract description 11
- 239000004033 plastic Substances 0.000 abstract description 11
- 238000010438 heat treatment Methods 0.000 abstract description 8
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000005474 detonation Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000010257 thawing Methods 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
- B29C45/28—Closure devices therefor
- B29C45/2806—Closure devices therefor consisting of needle valve systems
-
- 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
- B29C45/2737—Heating or cooling means therefor
-
- 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
- B29C45/72—Heating or cooling
- B29C45/73—Heating or cooling of the mould
-
- 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
- B29C45/2737—Heating or cooling means therefor
- B29C2045/2753—Heating means and cooling means, e.g. heating the runner nozzle and cooling the nozzle tip
Abstract
Present invention is disclosed a kind of single-point needle valve type hot runner system, the single-point needle valve type hot runner system includes cylinder body, cylinder cap for sealed cylinder block, piston in cylinder body, hot nozzle structure in cylinder body, the needle being fixedly mounted in hot nozzle structure and with piston, and the heater on the outside of hot nozzle structure, the hot nozzle structure includes the head heat nozzle being fixedly mounted successively, hot nozzle flange, hot nozzle body, and nozzle point, the head heat nozzle and hot nozzle flange are fixedly mounted with piston, and it is installed with primary heater on the outside of head heat nozzle and hot nozzle flange, the hot nozzle outer body is installed with secondary heater.Head heat nozzle of the present invention and hot nozzle body distinguish whole section of heating, and temperature is uniform and stable, is widely used, plastic high temperature plastics.
Description
Technical field
The invention belongs to hot flow path injection molding technology field, and in particular to a kind of single-point needle valve type hot runner system.
Background technology
Hot flow path（hot runner）Used in injection mold, the plastics of thawing are injected into the cavity of mould
Heating component set.TOP-TIP is typically made up of several parts such as hot nozzle, flow distribution plate, temperature control box and annex.Hot flow path
System is divided into open TOP-TIP and needle valve type hot runner system, will according to different product raw material, outward appearance and performance
Ask, and select corresponding satisfactory TOP-TIP, so as to select corresponding form of nozzle.
Moved in needle valve type hot runner system usually through cylinder valve needle, needle is bonded cast gate die joint, Jin Ertong
The control of cylinder is crossed, can be moved with valve needle, and then controls the opening and closing of cast gate.Needle valve type hot runner system can by cast gate quantity
It is divided into single-point needle valve type hot runner system and multipoint needle valve formula TOP-TIP, single-point needle valve type hot runner system, which need not use, to be divided
Flowing plate, the opening and closing of single cast gate is only controlled by needle to be molded.
However, single-point needle valve system of the prior art, complicated, installation trouble, because of the limitation of its structure, it is being molded
The application of shaping high temperature plastics is above extremely limited, and greatly limit its application.
The content of the invention
It is an object of the invention to provide a kind of single-point needle valve type hot runner system, its is compact-sized, processing and assembling side
Just, suitable for being molded high temperature plastics.
To achieve these goals, technical scheme provided in an embodiment of the present invention is as follows：
A kind of single-point needle valve type hot runner system, the single-point needle valve type hot runner system include cylinder body, for sealed cylinder block
Cylinder cap, the piston in cylinder body, the hot nozzle structure in cylinder body, the valve being fixedly mounted in hot nozzle structure and with piston
Pin and the heater on the outside of hot nozzle structure, the hot nozzle structure include the head heat nozzle of fixed installation, hot nozzle method successively
Blue, hot nozzle body and nozzle point, the head heat nozzle and hot nozzle flange are fixedly mounted with piston, and head heat nozzle and hot nozzle flange
Outside is installed with primary heater, and the hot nozzle outer body is installed with secondary heater.
As a further improvement on the present invention, the internal piston is provided with piston cross bar, is provided with below the head heat nozzle
Resettlement section, head heat nozzle and the collecting that after the fixed installation of hot nozzle flange, the piston cross bar in piston is fixed on below head heat nozzle
In portion.
As a further improvement on the present invention, clamping part is provided with below the piston cross bar, the needle end is provided with peace
Dress portion, the needle are fixedly mounted with piston by installation portion and clamping part.
As a further improvement on the present invention, the primary heater both sides are provided with notch, the notch on primary heater
Piston cross bar installation in piston.
As a further improvement on the present invention, the primary heater is mica heater, and primary heater includes heating
The heater fixed part that device main part and around the heater main part are set.
As a further improvement on the present invention, the runner joint between the head heat nozzle and hot nozzle flange is using sealing
Ring is sealed.
As a further improvement on the present invention, consolidated between the head heat nozzle and hot nozzle flange by pin and/or screw
Dingan County fills.
As a further improvement on the present invention, the hot nozzle flange and hot nozzle body are threadably secured installation.
As a further improvement on the present invention, the single-point needle valve type hot runner system is additionally provided with some sealing rings, described
Sealing ring is fixedly installed between cylinder cap and cylinder body, and/or between piston and cylinder body, and/or between piston and cylinder cap.
As a further improvement on the present invention, the nozzle point is removably mounted to the hot nozzle body end.
The beneficial effects of the invention are as follows：
Head heat nozzle and hot nozzle body distinguish whole section of heating, and temperature is uniform and stable, is widely used, plastic high temperature plastics；
Primary heater is provided with notch and passes through piston cross bar, can be adjacent to head heat nozzle and hot nozzle flange, system is heated evenly；
Needle is directly mounted on the piston cross bar in piston, and installation is simple and convenient；
Hot nozzle flange and hot nozzle body are close using sealing ring using threaded connection, head heat nozzle and hot nozzle flange runner joint
Envelope, whole TOP-TIP good sealing effect can effective preventing from cementing leakage；
Cylinder body and the installation of hot nozzle structural integrity formula, it is compact-sized, substantially reduce its shared space in a mold, mould processing
It is and easy to assembly.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments described in invention, for those of ordinary skill in the art, on the premise of not paying creative work,
Other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the dimensional structure diagram of single-point needle valve type hot runner system in the embodiment of the invention；
Fig. 2 is the cross section structure diagram of single-point needle valve type hot runner system in the embodiment of the invention；
Fig. 3 is the detonation configuration stereogram of single-point needle valve type hot runner system in the embodiment of the invention；
Fig. 4 is the detonation configuration side view of single-point needle valve type hot runner system in the embodiment of the invention；
Fig. 5 is that the three-dimensional of head heat nozzle and piston in the embodiment of the invention quick-fried shines structure sectional view；
Fig. 6 is the configuration schematic diagram of primary heater in the embodiment of the invention；
Fig. 7 is the dimensional structure diagram of primary heater in the embodiment of the invention.
Embodiment
Below with reference to embodiment shown in the drawings, the present invention will be described in detail.But these embodiments are simultaneously
The present invention is not limited, structure that one of ordinary skill in the art is made according to these embodiments, method or functionally
Conversion is all contained in protection scope of the present invention.
In each diagram of the present invention, for the ease of diagram, structure or partial some sizes can be relative to other knots
Structure or partial enlargement, therefore, it is only used for illustrating the basic structure of subject of the present invention.
It is used herein for example " on ", " top ", " under ", the term of the representation space relative position such as " lower section " is in order at just
A unit as shown in the drawings or feature are described relative to another unit or the relation of feature in the purpose of explanation.It is empty
Between the term of relative position can be intended to include different azimuth of the equipment in use or work in addition to orientation shown in figure.
If for example, by figure equipment overturn, be described as being located at other units or feature " lower section " or " under " unit will
Positioned at other units or feature " top ".Therefore, exemplary term " lower section " can include above and below both orientation.If
It is standby to be otherwise directed（It is rotated by 90 ° or other directions）, and correspondingly explain used herein and space correlation
Language is described.
Also, it should be understood that although the grade of term first, second can be used to describing herein various elements or
Structure, but these are described object and should not be limited by these terms.These terms be only used for by these description objects that
This is distinguished.For example, primary heater can be referred to as secondary heater, and similarly secondary heater can also be referred to as
Primary heater, this is without departing from protection scope of the present invention.
The invention discloses a kind of single-point needle valve type hot runner system, including cylinder body, the cylinder cap for sealed cylinder block, it is located at
Piston in cylinder body, the hot nozzle structure in cylinder body, needle, the Yi Jiwei being fixedly mounted in hot nozzle structure and with piston
Heater on the outside of hot nozzle structure, hot nozzle structure successively include be fixedly mounted head heat nozzle, hot nozzle flange, hot nozzle body,
And nozzle point, head heat nozzle and hot nozzle flange are fixedly mounted with piston, and the is installed with the outside of head heat nozzle and hot nozzle flange
One heater, hot nozzle outer body are installed with secondary heater.It is driven by cylinder, piston driving needle is transported up and down
Move to be turned on and off cast gate.
Join shown in Fig. 1 to Fig. 4, in an embodiment of the invention, single-point needle valve type hot runner system 100 includes cylinder
Body 10, the cylinder cap 20 for sealed cylinder block, the piston 30 in cylinder body, the hot nozzle structure in cylinder body, positioned at hot nozzle knot
The needle 50 and the heater on the outside of hot nozzle structure being fixedly mounted in structure and with piston, wherein, hot nozzle structure is wrapped successively
Head heat nozzle 41, hot nozzle flange 42, hot nozzle body 43 and the nozzle point 44 of fixed installation are included, heater includes head heat nozzle and heat
The secondary heater 62 that the primary heater 61 and hot nozzle outer body being fixedly mounted on the outside of nozzle flange are fixedly mounted.
Cylinder cap 20 is fixedly installed in the top of cylinder body 10, and piston 30 is fixedly installed in inside cylinder body 10, and piston 30 can
Moved up and down along the inside of cylinder body 10, piston 30 will be divided into the first cavity 101 and the second cavity 102 inside cylinder body 10, by the
Gas pressure in one cavity 101 and the second cavity 102 is driven to piston, and then can drive piston 30 inside cylinder body 10
Move up and down.
With reference to shown in Fig. 5, piston 30 includes piston main body portion 31 and the piston cross bar in piston main body portion 31
32, piston main body portion 31 is substantially set in hollow cylindrical shape, and piston cross bar 32 is connected to the relative both sides in piston main body portion 31,
And piston cross bar 32 passes through the axis in piston main body portion 31.The lower section of piston cross bar 32 is provided with clamping part 321, accordingly, needle
50 end is provided with installation portion（It is not shown）, the installation portion on needle 50 can coordinate with the clamping part 321 on piston cross bar 32
Installation, needle is fixed on piston cross bar.
Compared with prior art, without using needle hanging platform in present embodiment, but needle is directly hung on into piston
On interior piston cross bar, package assembly is simplified, reduces production cost.
Join shown in Fig. 2 ~ Fig. 5, hot nozzle flange 42 is fixed under the lower section of piston cross bar 32 in piston 30, head heat nozzle 41
Side is provided with resettlement section 411, and the shape of the shape of cross section and piston cross bar 32 of resettlement section 411 is correspondingly arranged, substantially in lengthwise open,
Head heat nozzle 41 can move downward along piston cross bar 32, the resettlement section that piston cross bar 32 is fixed on below head heat nozzle
In 411.
It is fixedly mounted in present embodiment between head heat nozzle 41 and hot nozzle flange 42 by pin and screw, head heat nozzle
Runner joint between 41 and hot nozzle flange 42 is sealed using sealing ring 401, and the sealing ring 401 uses copper ring etc., with
Runner between the hot nozzle 41 of seal header joints and hot nozzle flange 42, prevent overflowing for sizing material between head heat nozzle 41 and hot nozzle flange 42
Go out, good sealing effect.
Join shown in Fig. 2, be threadably secured installation between the hot nozzle flange 42 and hot nozzle body 43 in present embodiment, such as
The end of hot nozzle body 43 is embedded in the bottom of hot nozzle flange 42 in present embodiment, and the end of hot nozzle body 43 is provided with external screw thread
（It is not shown）, the bottom of hot nozzle flange 42 is provided with internal thread（It is not shown）, the mode for the installation that is screwed can effectively anti-leak-stopping
Glue.
Head heat nozzle 41 distinguishes whole section of heating with hot nozzle body 43 in present embodiment, and temperature stabilization is uniform, is widely used,
Plastic high temperature plastics.
Specifically, join shown in Fig. 2 ~ 4, Fig. 6 and Fig. 7, head heat nozzle 41 and the outside of hot nozzle flange 42 are installed with first
Heater 61, the hot outside of nozzle body 43 are installed with secondary heater 62.
Wherein, primary heater 61 is mica heater, and primary heater 61 includes heater body portion 611, first
The both sides of heater upper heater main part 611 are provided with notch 613, and two notches 613 on primary heater are in piston
Piston cross bar 32 is installed, in this way, after head heat nozzle 41 and hot nozzle flange 42 are fixedly mounted, piston cross bar 32 is through head heat
In resettlement section 411 in nozzle 41.And primary heater 61 need to be fixed on the outside of head heat nozzle 41 and hot nozzle flange 42, piston is horizontal
Bar 32 is also simultaneously through in two notches 613 on primary heater 61, to realize the fixed installation of primary heater 61.
Further, primary heater also includes the heater fixed part 612 that around the heater main part 611 is set.By
In the setting of notch 613, heater body portion 611 covers in annular direction for part, reduces consolidating for primary heater 61
Determine effect, therefore, in present embodiment need to realize the fixation of primary heater 61 by some heater fixed parts 612, with
It is adjacent to head heat nozzle 41 and hot nozzle flange 42, improve heating effect.
Preferably, the quantity of heater fixed part 612 and shape are designed according to the shape of notch 613, such as this implementation
In mode, a notch 612 runs through the longitudinal direction in whole heater body portion 611, and another notch 612 is only arranged at heating
The part longitudinal direction of device main part 611, i.e. the both ends in heater body portion 611, one end include a notch, and one end includes
Two notches.Therefore, two heater fixed parts 612 are provided with present embodiment, are set in the one end in heater body portion 611
The heater fixed part 612 of annular is put, the heater fixed part 612 two notches corresponding to, and in heater body
The other end in portion 611 sets the heater fixed part 612 of circular arc, to fix the end notch.
Wherein, the heater fixed part 612 in present embodiment is sectional design, the heater fixed parts of different sections it
Between be fixedly mounted by bolt etc..
It should be appreciated that the heater fixed part in the present invention is not limited to quantity and shape in above-mentioned embodiment
Shape, the heater fixed part of other quantity or shape can be designed in the outside of primary heater, only need to meet heater fixed part
Fixation can be played to notch.Equally, heater fixed part is also not limited to be installed on the end in heater body portion,
The centre position in heater body portion can be equally installed on, no longer citing illustrates one by one herein.
Secondary heater 62 in present embodiment is close to the outside installation of hot nozzle body 43, and its shape is in hollow circle
Annular, to be heated to the runner in hot nozzle body 43.
Further, pressure cap 45, nozzle point 44 are installed between hot the nozzle body 43 and nozzle point 44 in present embodiment
End is installed with heat insulation cap 46.Valve needle cover 51 is additionally provided with needle 50, valve needle cover 51 is installed on the lower section of piston cross bar 32,
Needle is fixed and is oriented to play a part of, meanwhile, it is capable to preventing from cementing leakage.
In addition, the nozzle point 44 in present embodiment is removably mounted to the hot end of nozzle body 43, nozzle point and glue muzzle and its
He is sharp model nozzle and sprue bush has very high interchangeability, can be according to the nozzle of different injecting products selection installation different models
Sharp and corresponding sprue bush.
Join shown in Fig. 2, in order to improve the sealing of whole single-point needle valve type hot runner system, single point needle-valve type hot flow path system
System is additionally provided with some sealing rings 70, and sealing ring 70 is fixedly installed between cylinder cap and cylinder body, between piston and cylinder body and piston
Between cylinder cap.
As can be seen from the above technical solutions, the invention has the advantages that：
Head heat nozzle and hot nozzle body distinguish whole section of heating, and temperature is uniform and stable, is widely used, plastic high temperature plastics；
Primary heater is provided with notch and passes through piston cross bar, can be adjacent to head heat nozzle and hot nozzle flange, system is heated evenly；
Needle is directly mounted on the piston cross bar in piston, and installation is simple and convenient；
Hot nozzle flange and hot nozzle body are close using sealing ring using threaded connection, head heat nozzle and hot nozzle flange runner joint
Envelope, whole TOP-TIP good sealing effect can effective preventing from cementing leakage；
Cylinder body and the installation of hot nozzle structural integrity formula, it is compact-sized, substantially reduce its shared space in a mold, mould processing
It is and easy to assembly.
It should be appreciated that although the present specification is described in terms of embodiments, not each embodiment only includes one
Individual independent technical scheme, this narrating mode of specification is only that those skilled in the art will should say for clarity
For bright book as an entirety, the technical scheme in each embodiment may also be suitably combined to form those skilled in the art can
With the other embodiment of understanding.
Those listed above is a series of to be described in detail only for feasibility embodiment of the invention specifically
Bright, they simultaneously are not used to limit the scope of the invention, all equivalent implementations made without departing from skill spirit of the present invention
Or change should be included in the scope of the protection.
Claims (10)
1. a kind of single-point needle valve type hot runner system, it is characterised in that the single-point needle valve type hot runner system includes cylinder body, used
Cylinder cap in sealed cylinder block, the piston in cylinder body, the hot nozzle structure in cylinder body, in hot nozzle structure and and piston
The needle of fixed installation and the heater on the outside of hot nozzle structure, the hot nozzle structure include the head being fixedly mounted successively
Portion Re Zui, hot nozzle flange, hot nozzle body and nozzle point, the head heat nozzle and hot nozzle flange are fixedly mounted with piston, and head heat
Primary heater is installed with the outside of nozzle and hot nozzle flange, the hot nozzle outer body is installed with secondary heater.
2. single-point needle valve type hot runner system according to claim 1, it is characterised in that the internal piston is provided with piston
Cross bar, the head heat nozzle lower section is provided with resettlement section, after head heat nozzle is fixedly mounted with hot nozzle flange, the piston cross bar in piston
It is fixed in the resettlement section below head heat nozzle.
3. single-point needle valve type hot runner system according to claim 2, it is characterised in that be provided with below the piston cross bar
Clamping part, the needle end are provided with installation portion, and the needle is fixedly mounted with piston by installation portion and clamping part.
4. single-point needle valve type hot runner system according to claim 2, it is characterised in that the primary heater both sides are set
There is a notch, piston cross bar installation of the notch on primary heater in piston.
5. single-point needle valve type hot runner system according to claim 4, it is characterised in that the primary heater is mica
Heater, the heater fixed part that primary heater includes heater body portion and around the heater main part is set.
6. single-point needle valve type hot runner system according to claim 1, it is characterised in that the head heat nozzle and hot nozzle method
Runner joint between orchid is sealed using sealing ring.
7. single-point needle valve type hot runner system according to claim 1, it is characterised in that the head heat nozzle and hot nozzle method
It is fixedly mounted between orchid by pin and/or screw.
8. single-point needle valve type hot runner system according to claim 1, it is characterised in that the hot nozzle flange and hot nozzle sheet
Body is threadably secured installation.
9. single-point needle valve type hot runner system according to claim 1, it is characterised in that the single point needle-valve type hot flow path
System is additionally provided with some sealing rings, the sealing ring be fixedly installed between cylinder cap and cylinder body, and/or between piston and cylinder body,
And/or between piston and cylinder cap.
10. single-point needle valve type hot runner system according to claim 1, it is characterised in that the detachable installation of nozzle point
In the hot nozzle body end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610656516.0A CN107718451B (en) | 2016-08-11 | 2016-08-11 | Single-point needle valve type hot runner system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610656516.0A CN107718451B (en) | 2016-08-11 | 2016-08-11 | Single-point needle valve type hot runner system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107718451A true CN107718451A (en) | 2018-02-23 |
| CN107718451B CN107718451B (en) | 2023-04-14 |
Family
ID=61199626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610656516.0A Active CN107718451B (en) | 2016-08-11 | 2016-08-11 | Single-point needle valve type hot runner system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107718451B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109501152A (en) * | 2018-12-30 | 2019-03-22 | 柳道万和(苏州)热流道系统有限公司 | Hot nozzle structure |
| CN113320098A (en) * | 2021-07-07 | 2021-08-31 | 广东柳道热流道系统有限公司 | Single valve nozzle |
| CN113320099A (en) * | 2021-07-07 | 2021-08-31 | 广东柳道热流道系统有限公司 | Anti-leakage single valve nozzle |
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2016
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|---|---|---|---|---|
| US4832593A (en) * | 1988-01-25 | 1989-05-23 | Husky Injection Molding Systems Ltd. | Large nozzle for hot runner mold |
| US6086356A (en) * | 1998-04-06 | 2000-07-11 | Yudo Co., Ltd. | Valve device for an injection nozzle used in injection molding machine |
| JP2003103581A (en) * | 2001-09-28 | 2003-04-09 | Mitsubishi Materials Corp | Valve gate-type mold assembly |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109501152A (en) * | 2018-12-30 | 2019-03-22 | 柳道万和(苏州)热流道系统有限公司 | Hot nozzle structure |
| CN113320098A (en) * | 2021-07-07 | 2021-08-31 | 广东柳道热流道系统有限公司 | Single valve nozzle |
| CN113320099A (en) * | 2021-07-07 | 2021-08-31 | 广东柳道热流道系统有限公司 | Anti-leakage single valve nozzle |
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| Publication number | Publication date |
|---|---|
| CN107718451B (en) | 2023-04-14 |
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