CN207206941U - A kind of adhesive-spill-preventing injection nozzle - Google Patents
A kind of adhesive-spill-preventing injection nozzle Download PDFInfo
- Publication number
- CN207206941U CN207206941U CN201720517865.4U CN201720517865U CN207206941U CN 207206941 U CN207206941 U CN 207206941U CN 201720517865 U CN201720517865 U CN 201720517865U CN 207206941 U CN207206941 U CN 207206941U
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- China
- Prior art keywords
- injection nozzle
- envelope
- pin
- nozzle body
- needle guard
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Abstract
The utility model discloses a kind of adhesive-spill-preventing injection nozzle, include injection nozzle body, the front end of injection nozzle body is provided with injection nozzle lid, injection nozzle lid is fastened in injection nozzle body, envelope pin is provided with injection nozzle body, one end of envelope pin contacts connection with the inwall of injection nozzle lid, envelope pin is connected with high temperature resistant spring, afterbody of the high temperature resistant spring wrap in envelope pin, the outer sheath for sealing pin is provided with envelope needle guard, envelope needle guard is set in the afterbody of envelope pin, the front end of needle guard is sealed on the madial wall of injection nozzle body, envelope pin is fixed in injection nozzle body by sealing needle guard, injection nozzle outer body sets having heaters, heater is connected with temp.-sensing wire, one end of temp.-sensing wire is connected to heater body, this adhesive-spill-preventing injection nozzle is avoided in production because the leak adhesive situation that sizing material flows out and occurs, so as to reach the purpose of automated production.
Description
Technical field
Mechanical equipment technical field is the utility model is related to, especially a kind of adhesive-spill-preventing injection nozzle.
Background technology
In the production of hot flow path plastic mould, it can be retreated sometimes according to injection machine gun nozzle after needing to complete once injection,
Disengaged with hot flow path injection nozzle, now sizing material can be from injection nozzle in the presence of TOP-TIP internal residual injection pressure
Flowed out at charging aperture, when being molded next time due to that can not be deposited completely with injection nozzle alignment with the presence of sizing material, big gun nozzle at injection nozzle
In gap, so as to occur the situation of leak adhesive at contact surface.
Utility model content
The purpose of this utility model is to provide a kind of adhesive-spill-preventing injection nozzle, by setting high temperature resistant spring, avoided in life
Because the leak adhesive situation that sizing material flows out and occurs in production, so as to reach the purpose of automated production, to solve above-mentioned background technology
The problem of middle proposition.
To achieve the above object, the utility model provides following technical scheme：A kind of adhesive-spill-preventing injection nozzle, includes injection
Mouth body, the front end of the injection nozzle body are provided with injection nozzle lid, and the injection nozzle lid is fastened in injection nozzle body,
Envelope pin is provided with injection nozzle body, one end of the envelope pin contacts connection with the inwall of injection nozzle lid, and envelope pin is connected with
High temperature resistant spring, the high temperature resistant spring wrap are provided with envelope needle guard, the envelope needle guard set in the afterbody of envelope pin, the outer sheath for sealing pin
The afterbody of envelope pin is located at, seals the front end of needle guard on the madial wall of injection nozzle body, envelope pin is fixed on injection by sealing needle guard
In mouth body, injection nozzle outer body sets having heaters, and the heater is connected with temp.-sensing wire, and one end of the temp.-sensing wire connects
It is connected to heater body.
As further program of the utility model：The envelope pin is located at the inside center of injection nozzle body.
As further program of the utility model：Sky is left between the afterbody and injection nozzle inner body wall of the envelope needle guard
Gap.
Compared with prior art, the utility model beneficial effect：
This adhesive-spill-preventing injection nozzle, is provided with envelope pin in injection nozzle body, and envelope pin is arranged in the inside of injection nozzle body
At the heart, seal one end of pin and the inwall of injection nozzle lid contacts connection, envelope pin is connected with high temperature resistant spring, high temperature resistant spring wrap
In the afterbody of envelope pin, avoid in production because the leak adhesive situation that sizing material flows out and occurs, so as to reach the mesh of automated production
's.
Brief description of the drawings
Fig. 1 is profile of the present utility model.
In figure：1- injection nozzle bodies；2- injection nozzle lids；3- seals pin；4- high temperature resistant springs；5- seals needle guard；6- heaters；
7- temp.-sensing wires.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Referring to Fig. 1, a kind of adhesive-spill-preventing injection nozzle, includes injection nozzle body 1, the front end of injection nozzle body 1 is provided with
Injection nozzle lid 2, injection nozzle lid 2 are fastened in injection nozzle body 1, and envelope pin 3 is provided with injection nozzle body 1, seals 3, pin
At the inside center of injection nozzle body 1, one end of envelope pin 3 contacts connection with the inwall of injection nozzle lid 2, and envelope pin 3 is connected with
High temperature resistant spring 4, high temperature resistant spring 4 are wrapped in the afterbody of envelope pin 3, and the outer sheath of envelope pin 3 is provided with envelope needle guard 5, and envelope needle guard 5 is arranged
In the afterbody of envelope pin 3, the afterbody and injection nozzle sheet of needle guard 5 are sealed in the front end of envelope needle guard 5 on the madial wall of injection nozzle body 1
Space is left between the inwall of body 1, envelope pin 3 is fixed in injection nozzle body 1 by sealing needle guard 5, and the outside of injection nozzle body 1 is provided with
Heater 6, heater 6 are connected with temp.-sensing wire 7, and one end of temp.-sensing wire 7 is connected to inside heater 6, and this adhesive-spill-preventing injection nozzle exists
Seal pin 3 during injection to retreat in the presence of injection pressure, injection nozzle charging aperture starts to be molded, and machine gun is molded after the completion of injection
Nozzle retreats, and envelope pin 3 exists, and advance closed injection mouth charging aperture, sizing material is prevented so as to play in the presence of the spring force of high temperature resistant spring 4
The effect of outflow.
In summary：This adhesive-spill-preventing injection nozzle, is provided with envelope pin 3 in injection nozzle body 1, and envelope pin 3 is arranged on injection nozzle
At the inside center of body 1, one end of envelope pin 3 contacts connection with the inwall of injection nozzle lid 2, and envelope pin 3 is connected with high temperature resistant bullet
Spring 4, high temperature resistant spring 4 are wrapped in the afterbody of envelope pin 3, avoid the leak adhesive situation occurred in production because of sizing material outflow, from
And reach the purpose of automated production.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (3)
1. a kind of adhesive-spill-preventing injection nozzle, include injection nozzle body (1), it is characterised in that：The front end of the injection nozzle body (1)
Injection nozzle lid (2) is provided with, the injection nozzle lid (2) is fastened in injection nozzle body (1), in injection nozzle body (1)
Envelope pin (3) is provided with, one end of the envelope pin (3) contacts connection with the inwall of injection nozzle lid (2), and envelope pin (3) is connected with resistance to
High temperature spring (4), the high temperature resistant spring (4) are wrapped in the afterbody of envelope pin (3), and the outer sheath of envelope pin (3) is provided with envelope needle guard
(5), the envelope needle guard (5) is set in the afterbody of envelope pin (3), and the front end of envelope needle guard (5) is embedded in the madial wall of injection nozzle body (1)
On, envelope pin (3) is fixed in injection nozzle body (1) by sealing needle guard (5), and having heaters is set on the outside of injection nozzle body (1)
(6), the heater (6) is connected with temp.-sensing wire (7), and one end of the temp.-sensing wire (7) is connected to heater (6) inside.
A kind of 2. adhesive-spill-preventing injection nozzle according to claim 1, it is characterised in that：The envelope pin (3) is located at injection nozzle sheet
At the inside center of body (1).
A kind of 3. adhesive-spill-preventing injection nozzle according to claim 1, it is characterised in that：The afterbody and note of the envelope needle guard (5)
Space is left between nozzle body (1) inwall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720517865.4U CN207206941U (en) | 2017-05-10 | 2017-05-10 | A kind of adhesive-spill-preventing injection nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720517865.4U CN207206941U (en) | 2017-05-10 | 2017-05-10 | A kind of adhesive-spill-preventing injection nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207206941U true CN207206941U (en) | 2018-04-10 |
Family
ID=61811098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720517865.4U Active CN207206941U (en) | 2017-05-10 | 2017-05-10 | A kind of adhesive-spill-preventing injection nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207206941U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108527772A (en) * | 2018-06-14 | 2018-09-14 | 苏州好特斯模具有限公司 | Elastic sealing color changing device |
| CN109866400A (en) * | 2019-04-03 | 2019-06-11 | 王毅龙 | A kind of mold mechanism for realizing moulding Automatic-falling |
-
2017
- 2017-05-10 CN CN201720517865.4U patent/CN207206941U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108527772A (en) * | 2018-06-14 | 2018-09-14 | 苏州好特斯模具有限公司 | Elastic sealing color changing device |
| CN108527772B (en) * | 2018-06-14 | 2024-02-13 | 苏州好特斯模具有限公司 | Elastic sealing glue color changing device |
| CN109866400A (en) * | 2019-04-03 | 2019-06-11 | 王毅龙 | A kind of mold mechanism for realizing moulding Automatic-falling |
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