CN208629798U - The pneumatic nozzle of registration - Google Patents
The pneumatic nozzle of registration Download PDFInfo
- Publication number
- CN208629798U CN208629798U CN201820911223.7U CN201820911223U CN208629798U CN 208629798 U CN208629798 U CN 208629798U CN 201820911223 U CN201820911223 U CN 201820911223U CN 208629798 U CN208629798 U CN 208629798U
- Authority
- CN
- China
- Prior art keywords
- thimble
- nozzle
- cylinder
- nozzle head
- vent plug
- 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.)
- Expired - Fee Related
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- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a kind of pneumatic nozzle of registration, including pedestal, nozzle head, thimble and cylinder；The cylinder is between pedestal and nozzle head；It is equipped with the injection canal for injecting plastics in the nozzle head, is provided with hollow cavity in the cylinder, is provided with vent plug in the hollow cavity；The both ends of the thimble are respectively closed end, positioning end；The closed end of the thimble is protruded into injection canal, and the positioning end of the thimble protrudes into hollow cavity to be connected to vent plug；When cylinder drives vent plug, vent plug is moved back and forth in hollow cavity, and vent plug linkage thimble, thimble is moved back and forth in the injection canal of nozzle head, so that the closed end closing of thimble or the jet port of opening nozzle head, the positioning end reciprocating motion of thimble are positioned in the locating slot of pedestal；Whereby, smart structural design is reasonable, avoids thimble and is easy impaired situation, meanwhile, registration improves the Forming Quality and production efficiency of plastic product.
Description
Technical field
The utility model relates to injection molding machine field technologies, refer in particular to a kind of pneumatic nozzle of registration.
Background technique
Injection molding machine also known as injection (mo(u)lding) machine or injection molding machine, it is that thermoplastic or thermosetting plastics are utilized plastic shaping
The main molding equipment of plastic products of various shapes is made in mold, is divided into vertical, horizontal, all electric.It is molded function heating
Plastics apply high pressure to molten plastic, it are made to project and be full of mold cavity.
Injection molding machine in the prior art is each equipped with nozzle, is directly injected into molten plastic to molding die using nozzle, existing
There is the nozzle of injection molding machine to be generally straight-through structure, and in order to avoid nozzle is after stopping injection molding, it has also been left in nozzle a large amount of
Molten plastic, cause to be easy to produce curtain coating phenomenon, it will usually which setting is used for the sealing needle of sealing in nozzle, and using pneumatic
Drive sealing needle to open or close nozzle jet port.But pneumatic type nozzle in the prior art is there are ventilation device complexity, fixed
Position is inaccurate, to influence the quality of injection molding and the smooth degree of work, the positioning end for being easy to appear sealing needle impaired shows
As, meanwhile, vent plug linkage sealing needle is used, is easy to shake in vent plug reciprocatory movement, causes sealing needle impaired.
Therefore, it is necessary to develop the new technical solution of one kind to solve the above problems.
Utility model content
In view of this, the utility model is in view of the existing deficiencies of the prior art, main purpose is to provide a kind of positioning accurate
True pneumatic nozzle, smart structural design is reasonable, avoids thimble and is easy impaired situation, meanwhile, registration improves
The Forming Quality and production efficiency of plastic product.
To achieve the above object, the utility model is using following technical solution:
A kind of pneumatic nozzle of registration, including pedestal, nozzle head, thimble and cylinder；The nozzle head, cylinder are respectively mounted
In on pedestal, the cylinder is between pedestal and nozzle head；
It is equipped with the injection canal for injecting plastics in the nozzle head, hollow cavity is provided in the cylinder, in the hollow cavity
It is provided with vent plug, hollow cavity is separated into the first air cavity and the second air cavity by the vent plug, and the first air cavity has the first air inlet, the
One gas outlet, the second air cavity have the second air inlet, the second gas outlet；The both ends of the thimble are respectively closed end, positioning end；It should
The closed end of thimble is protruded into injection canal, and the positioning end of the thimble protrudes into hollow cavity to be connected to vent plug；
When cylinder drives vent plug, vent plug is moved back and forth in hollow cavity, and vent plug links thimble, and thimble is moved back and forth in penetrating
In the injection canal of mouth, so that the closed end closing of thimble or the jet port of opening nozzle head, the positioning end of thimble are back and forth transported
It is dynamic to be positioned in the locating slot of pedestal.
As a preferred embodiment, one end of the locating slot is open end, and open end is formed on the front side wall of pedestal,
And be exposed in the second air cavity, the other end of the locating slot is connected to aforementioned second gas outlet.
As a preferred embodiment, the vent plug is sealedly attached in the hollow cavity in cylinder by the first O-ring seals；
When cylinder driving vent plug linkage thimble moves backward, the jet port of nozzle head, the positioning end of thimble are opened in the closed end of thimble
It is moved backwards until the rear wall of vent plug is pasted and is limited on the front side wall of pedestal, the positioning end of thimble is positioned in locating slot.
As a preferred embodiment, the positioning end of the thimble is locked and connected by the first screw on vent plug.
As a preferred embodiment, it is arranged with outside the nozzle head for cooling hydrosphere, hydrosphere passes through the second screwed lock
It is connected and is connected on nozzle head；Second screw sequentially passes through hydrosphere, nozzle head, cylinder from front side of hydrosphere, and is locked on pedestal.
As a preferred embodiment, the hydrosphere has an accommodating chamber for accommodating cooling water, the cylinder have water nozzle,
First Transition channel, water nozzle are connected to outside cylinder, and the nozzle head has the second transition passage, and the water nozzle, First Transition are logical
Road, the second transition passage, accommodating chamber are sequentially communicated.
As a preferred embodiment, it being arranged with thimble lid, copper sheathing outside the thimble, thimble lid is fixedly installed in cylinder,
Copper sheathing is fixedly installed in nozzle head, is tightly attached on front side of thimble lid on rear side of copper sheathing；
Oil sealing connects between the front side of copper sheathing and thimble, injection canal three, the inner sidewall and thimble on rear side of thimble lid
Oil sealing connects between lateral wall.
As a preferred embodiment, the pedestal also has material chamber and is connected to the first feeding-passage of material chamber, described
Cylinder has the second feeding-passage, and the nozzle head has third feeding-passage, and first feeding-passage, the second charging are logical
Road, third feeding-passage are sequentially communicated；The third feeding-passage is connected to said injector channel.
The utility model has clear advantage and beneficial effect compared with prior art, specifically, by above-mentioned technology
Scheme is and past by the positioning end of thimble it is found that it mainly moves back and forth thimble in injection canal by the vent plug thimble that links
It is positioned in the locating slot of pedestal again, is easy impaired situation, and registration, structure design so as to avoid the end of thimble
It is ingenious reasonable, improve the Forming Quality and production efficiency of plastic product；
Followed by, it by being designed in the structure for being arranged hydrosphere outside nozzle head, so that the temperature of nozzle is minimized, avoids
The nozzle situation excessively high and impaired because of long-time temperature, to improve the service life of nozzle；
And by connecting oil sealing between the front side of copper sheathing and thimble, injection canal three, on rear side of thimble lid
The design that oil sealing connects between inner sidewall and the lateral wall of thimble, avoidable molten plastic enters hollow cavity and air enters injection
Situation in channel, improves leakproofness, it is ensured that the operation of normal work.
For structure feature, technological means and its specific purposes achieved and function for more clearly illustrating the utility model
Can, the utility model is described in further detail with specific embodiment with reference to the accompanying drawing.
Detailed description of the invention
Fig. 1 is the schematic cross-section of the embodiment of the utility model；
Fig. 2 is another schematic cross-section of the embodiment of the utility model.
Description of drawing identification:
10, pedestal 11, locating slot
12, expect chamber 13, the first feeding-passage
20, nozzle head 21, injection canal
22, jet port 23, the second transition passage
24, third feeding-passage 30, thimble
31, closed end 32, positioning end
40, cylinder
41, the first air cavity 42, the second air cavity
43, water nozzle 44, First Transition channel
45, the second feeding-passage 50, vent plug
60, hydrosphere 61, accommodating chamber
70, thimble lid 80, copper sheathing
101, screw hole.
Specific embodiment
It please refers to shown in Fig. 1 to Fig. 2, that show the specific structures of the embodiment of the utility model.
The pneumatic nozzle of the registration includes pedestal 10, nozzle head 20, thimble 30 and cylinder 40；The nozzle head 20,
Cylinder 40 is mounted on pedestal 10, and the cylinder 40 is between pedestal 10 and nozzle head 20；It is equipped with and is used in the nozzle head 20
The injection canal 21 of plastics is injected, hollow cavity is provided in the cylinder 40, vent plug 50, the vent plug 50 is provided in the hollow cavity
Hollow cavity is separated into the first air cavity 41 and the second air cavity 42, the first air cavity 41 has the first air inlet, the first gas outlet, and second
Air cavity 42 has the second air inlet, the second gas outlet；The both ends of the thimble 30 are respectively closed end 31, positioning end 32；The thimble
30 closed end 31 is protruded into injection canal 21, and the positioning end 32 of the thimble 30 protrudes into hollow cavity to be connected to vent plug 50；When
When cylinder 40 drives vent plug 50, vent plug 50 is moved back and forth in hollow cavity, and vent plug 50 links thimble 30, thimble 30 move back and forth in
In the injection canal 21 of nozzle head 20, so that the closing of closed end 31 of thimble 30 or the jet port 22 of opening nozzle head 20, thimble
30 reciprocating motion of positioning end 32 is positioned in the locating slot 11 of pedestal 10.
Wherein, one end of the locating slot 11 is open end, and open end is formed on the front side wall of pedestal 10, and is exposed to the
In two air cavitys 42；The vent plug 50 is sealedly attached in the hollow cavity in cylinder 40 by the first O-ring seals；When cylinder 40 drives
50 linkage thimble 30 of plug of taking offence moves backward when, the jet port 22 of nozzle head 20 is opened in the closed end 31 of thimble 30, thimble 30
Positioning end 32 moves backwards to be limited on the front side wall of pedestal 10 up to the rear wall of vent plug 50 pastes, the positioning end 32 of thimble 30
It is positioned in locating slot 11.
The positioning end 32 of the thimble 30 is locked and connected by the first screw on vent plug 50；It is arranged with outside the thimble 30
Thimble lid 70, copper sheathing 80, thimble lid 70 are fixedly installed in cylinder 40, and copper sheathing 80 is fixedly installed in nozzle head 20, copper sheathing 80
Rear side be tightly attached to the front side of thimble lid 70；Oil sealing connects between the front side of copper sheathing 80 and thimble 30,21 three of injection canal, thimble
Oil sealing connects between the inner sidewall of the rear side of lid 70 and the lateral wall of thimble 30, herein, can be to avoid by the design of oil enveloping structure
Plastics in injection canal 21 enter in hollow cavity, and the gas in hollow cavity is avoided to enter in injection canal 21 and influence it
Situations such as normal use.
It is arranged with outside the nozzle head 20 for cooling hydrosphere 60, hydrosphere 60 is locked and connected by the second screw in nozzle
On first 20；The front side of second screw from hydrosphere 60 sequentially passes through the screw hole of hydrosphere 60, nozzle head 20, cylinder 40, and is locked in
On pedestal 10；The hydrosphere 60 has the accommodating chamber 61 for accommodating cooling water, and the cylinder 40 has water nozzle 43, First Transition
Channel 44, water nozzle 43 are connected to outside cylinder 40, and the nozzle head 20 has the second transition passage 23, the water nozzle 43, the first mistake
Cross channel 44, the second transition passage 23, accommodating chamber 61 are sequentially communicated.Herein, the hydrosphere 60 is sealed by the second O-ring seals
It is sheathed on outside nozzle head 20.The design that water nozzle 43 is combined by hydrosphere 60, can substantially reduce the temperature of nozzle, improve nozzle
Service life.
The pedestal 10 also has material chamber 12 and is connected to the first feeding-passage 13 of material chamber 12, and the cylinder 40 has
Second feeding-passage 45, the nozzle head 20 have third feeding-passage 24, first feeding-passage 13, the second feeding-passage
45, third feeding-passage 24 is sequentially communicated；The third feeding-passage 24 is connected to said injector channel 21.
In conclusion the design focal point of the utility model is, mainly keep thimble reciprocal by vent plug linkage thimble
It moves in injection canal, and the positioning end of thimble is back and forth positioned in the locating slot of pedestal, so as to avoid the end of thimble
It is easy impaired situation, and registration, smart structural design is reasonable, improves the Forming Quality and production effect of plastic product
Rate；Followed by, by designing in the structure for being arranged hydrosphere outside nozzle head, so that the temperature of nozzle is minimized, nozzle is avoided
Because of the situation that long-time temperature is excessively high and impaired, to improve the service life of nozzle；And by by the front side of copper sheathing with
Between thimble, injection canal three oil sealing connect, in conjunction with inner sidewall and thimble on rear side of thimble lid lateral wall between oil sealing connect
The design connect, avoidable molten plastic enters hollow cavity and air enters the situation in injection canal, improves leakproofness, it is ensured that
The operation worked normally.
The above descriptions are merely preferred embodiments of the present invention, not makees to the technical scope of the utility model
Any restrictions, therefore any trickle amendment made by the above technical examples according to the technical essence of the present invention, equivalent change
Change and modify, is still within the scope of the technical solutions of the present invention.
Claims (8)
1. a kind of pneumatic nozzle of registration, it is characterised in that: including pedestal, nozzle head, thimble and cylinder；The nozzle head,
Cylinder is mounted on pedestal, and the cylinder is between pedestal and nozzle head；
It is equipped with the injection canal for injecting plastics in the nozzle head, is provided with hollow cavity in the cylinder, setting in the hollow cavity
There is vent plug, hollow cavity is separated into the first air cavity and the second air cavity by the vent plug, and there is the first air cavity the first air inlet, first to go out
Port, the second air cavity have the second air inlet, the second gas outlet；The both ends of the thimble are respectively closed end, positioning end；The thimble
Closed end protrude into injection canal, the positioning end of the thimble protrudes into hollow cavity to be connected to vent plug；
When cylinder drives vent plug, vent plug is moved back and forth in hollow cavity, and vent plug linkage thimble, thimble is moved back and forth in nozzle head
Injection canal in, so as to the closed end closing of thimble or open the jet port of nozzle head, the positioning end of thimble moves back and forth fixed
In the locating slot of pedestal.
2. the pneumatic nozzle of registration according to claim 1, it is characterised in that: one end of the locating slot is opening
End, open end is formed on the front side wall of pedestal, and is exposed in the second air cavity, and the other end of the locating slot is connected to aforementioned the
Two gas outlets.
3. the pneumatic nozzle of registration according to claim 1, it is characterised in that: the vent plug is close by the first O shape
Seal is sealedly attached in the hollow cavity in cylinder；When cylinder driving vent plug linkage thimble moves backward, the closed end of thimble
The jet port of nozzle head is opened, the positioning end of thimble moves backwards until the rear wall of vent plug pastes the front side wall for being limited in pedestal
On, the positioning end of thimble is positioned in locating slot.
4. the pneumatic nozzle of registration according to claim 1, it is characterised in that: the positioning end of the thimble passes through the
One screw is locked and connected on vent plug.
5. the pneumatic nozzle of registration according to claim 1, it is characterised in that: be arranged with and be used for outside the nozzle head
Cooling hydrosphere, hydrosphere are locked and connected by the second screw on nozzle head；Second screw sequentially passes through water from front side of hydrosphere
Circle, nozzle head, cylinder, and be locked on pedestal.
6. the pneumatic nozzle of registration according to claim 5, it is characterised in that: the hydrosphere has cold for accommodating
But the accommodating chamber of water, the cylinder have water nozzle, First Transition channel, and water nozzle is connected to outside cylinder, and the nozzle head has the
Two transition passages, the water nozzle, First Transition channel, the second transition passage, accommodating chamber are sequentially communicated.
7. the pneumatic nozzle of registration according to claim 1, it is characterised in that: be arranged with thimble outside the thimble
Lid, copper sheathing, thimble lid are fixedly installed in cylinder, and copper sheathing is fixedly installed in nozzle head, and thimble lid is tightly attached on rear side of copper sheathing
Front side；
Oil sealing connects between the front side of copper sheathing and thimble, injection canal three, the outside of inner sidewall and thimble on rear side of thimble lid
Oil sealing connects between wall.
8. the pneumatic nozzle of registration according to claim 1, it is characterised in that: the pedestal also have material chamber and
It is connected to the first feeding-passage of material chamber, the cylinder has the second feeding-passage, and the nozzle head has third feeding-passage,
First feeding-passage, the second feeding-passage, third feeding-passage are sequentially communicated；The third feeding-passage is connected to aforementioned
Injection canal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820911223.7U CN208629798U (en) | 2018-06-13 | 2018-06-13 | The pneumatic nozzle of registration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820911223.7U CN208629798U (en) | 2018-06-13 | 2018-06-13 | The pneumatic nozzle of registration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208629798U true CN208629798U (en) | 2019-03-22 |
Family
ID=65733875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820911223.7U Expired - Fee Related CN208629798U (en) | 2018-06-13 | 2018-06-13 | The pneumatic nozzle of registration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208629798U (en) |
-
2018
- 2018-06-13 CN CN201820911223.7U patent/CN208629798U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190322 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |