CN207224488U - A kind of oblique top feeding structure - Google Patents
A kind of oblique top feeding structure Download PDFInfo
- Publication number
- CN207224488U CN207224488U CN201720996737.2U CN201720996737U CN207224488U CN 207224488 U CN207224488 U CN 207224488U CN 201720996737 U CN201720996737 U CN 201720996737U CN 207224488 U CN207224488 U CN 207224488U
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- China
- Prior art keywords
- groove
- oblique top
- cavity
- discharge port
- ejection hole
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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.)
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- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
It the utility model is related to a kind of oblique top feeding structure, it includes feed pipe, oblique top and rear cavity, forming cavity is provided with the top of the rear cavity, ejection hole is offered in the rear cavity, the oblique top is plugged in the ejection hole, the oblique top includes top and mandril, is concavely provided with first flow groove in the side of the top, the feed pipe is corresponding with the first flow groove.
Description
Technical field
A kind of injection feeding structure is the utility model is related to, one kind is particularly related to and offers injection on ejecting mechanism is tilted
The oblique top feeding structure of runner.
Background technology
It is well known that have become the primary hand of current industrialized production product using the method production product of injection
Section, in order to reduce injection difficulty and lift the quality of injecting products, the feed inlet of general injection mold is required for being arranged on product
Center, this setup can make injection material as far as possible even into mould molding chamber, this structure
For form when specific implementation, its feed inlet is necessarily placed at the top center position of mould molding chamber, but with injection
This injection molding manner of product structure increasingly complex cannot meet the production of complex structure product, and this is for conventional art
Major defect.
Utility model content
The utility model provides a kind of oblique top feeding structure, it includes feed pipe, oblique top and rear cavity, the rear cavity top
Portion is provided with forming cavity, and ejection hole is offered in the rear cavity, which is plugged in the ejection hole, the oblique top include top with
And mandril, flow path groove is concavely provided with the side of the top, the feed pipe is corresponding with the first flow groove, which will note
Modeling material is ejected into flow path groove, is guided material into mould molding chamber by the flow path groove, so that the utility model can
Realize the injection molding to special-shaped product, and this is exactly the main purpose for the utility model.
Technical solution is used by the utility model：A kind of oblique top feeding structure, it include feed pipe, oblique top and after
Mode, wherein, forming cavity is provided with the top of the rear cavity, ejection hole, the ejection hole and the forming cavity are offered in the rear cavity
It is connected, which is plugged in the ejection hole, which includes top and mandril, the mandril are arranged on ejector retainner plate.
The top has first side, second side and two end faces, wherein, two end faces be connected to this
One side and the both side ends of the second side, are concavely provided with first flow groove, which is plugged in the top in the first side
In portalling, the inner surface lid in the ejection hole is located on the notch of the first flow groove, which includes dashpot, guiding
Groove and spout, wherein, guiding groove connection is arranged between the dashpot and the spout, the spout and the forming cavity
Be connected, which has feeding mouth and discharge port, wherein, which is connected to each other with the guiding groove, the discharge port with
The forming cavity is connected to each other.
The dashpot includes central splicing groove and extension annular groove, the center splicing groove are connected with the extension annular groove, should
Expanded ring grooved ring is located at the center splicing groove surrounding, which is connected with the guiding groove.
The feed pipe includes connecting tube and nozzle, which is connected to the connection bottom of the tube, and the nozzle is first-class with this
The center splicing groove of road groove is corresponding, and the outer surface of the nozzle is concavely provided with circumferential groove, and heater strip is embedded with the circumferential groove,
Covered with heat-insulating layer above the heater strip.
The beneficial effects of the utility model are：The utility model includes feed pipe, oblique top and rear cavity, the rear cavity top
Portion is provided with forming cavity, and ejection hole is offered in the rear cavity, which is plugged in the ejection hole, the oblique top include top with
And mandril, flow path groove is concavely provided with the side of the top, the feed pipe is corresponding with the first flow groove, which will note
Modeling material is ejected into flow path groove, is guided material into mould molding chamber by the flow path groove, so that the utility model can
Realize to the injection molding of special-shaped product, when work, after injection material is injected into the forming cavity and be molded, push up
Needle plate is moved to drive upwards and pushed up in the oblique top to have the function that the molding product ejection device in the forming cavity, meanwhile,
Injection material is ejected into the center splicing groove by the feed pipe, and then injection material is just overflowed in the extension annular groove and flowed into
Into the guiding groove, finally flowed into by the discharge port of the spout and formed product is carried out in the forming cavity, which can
Play the role of buffering injection material, make injection moulding process more gentle.
Brief description of the drawings
Fig. 1 is the cross-sectional view of the utility model.
Fig. 2 is the cross-sectional view of the utility model top.
Fig. 3 is the dimensional structure diagram of the utility model top.
Fig. 4 is the dimensional structure diagram of the utility model.
Embodiment
As shown in Figures 1 to 4, a kind of oblique top feeding structure, it includes feed pipe 10, oblique top 20 and rear cavity 30, wherein,
The top of rear cavity 30 is provided with forming cavity, and ejection hole 31, the ejection hole 31 and the forming cavity phase are offered in the rear cavity 30
Connection.
The oblique top 20 is plugged in the ejection hole 31, which includes top 21 and mandril 22, the mandril 22 are set
On ejector retainner plate.
When work, after injection material is injected into the forming cavity and is molded, which moves band upwards
Move and pushed up in the oblique top 20 to have the function that the molding product A ejection devices in the forming cavity.
The top 21 has first side 40, second side 50 and two end faces 60, wherein, two end faces 60 are distinguished
It is connected to the both side ends of the first side 40 and the second side 50.
First flow groove 41 is concavely provided with the first side 40, which is plugged in the ejection hole 31, the ejection
The inner surface lid in hole 31 is located on the notch 411 of the first flow groove 41, to close the notch 411.
The first flow groove 41 includes dashpot 42, guiding groove 43 and spout 44.
Wherein, the guiding groove 43 connection is arranged between the dashpot 42 and the spout 44.
The spout 44 is connected with the forming cavity.
The spout 44 has feeding mouth 441 and discharge port 442, wherein, the feeding mouth 441 is opposite with the guiding groove 43
Connect, which is connected to each other with the forming cavity.
The size of the discharge port 442 is more than the size of the feeding mouth 441.
Inclination groove face is connected between the feeding mouth 441 and the discharge port 442.
The dashpot 42 includes central splicing groove 421 and extension annular groove 422, the center splicing groove 421 and the expanded ring
Groove 422 is connected, which is located at 421 surrounding of center splicing groove.
The extension annular groove 422 is connected with the guiding groove 43.
When work, which is ejected into injection material in the center splicing groove 421, then injection material
Overflow in the extension annular groove 422 and be flowed into the guiding groove 43, finally by the discharge port 442 of the spout 44 flow into this into
Formed product is carried out in cavity, which can play the role of buffering injection material, make injection moulding process more flat
It is slow.
The feed pipe 10 includes connecting tube 11 and nozzle 12, which is connected to 11 bottom of connecting tube, the nozzle
12 is corresponding with the center splicing groove 421 of the first flow groove 41.
The outer surface of the nozzle 12 is concavely provided with circumferential groove, and heater strip is embedded with the circumferential groove, is covered above the heater strip
Heat-insulating layer is stamped, the bulk temperature of the nozzle 12 can be lifted with to the injection material flowed there through by the heater strip
Reheating is carried out, the mobility of improving material, makes injection moulding process more smooth out.
Claims (3)
- A kind of 1. oblique top feeding structure, it is characterised in that：Including feed pipe, oblique top and rear cavity, wherein, at the top of the rear cavity Forming cavity is provided with, ejection hole is offered in the rear cavity, which is connected with the forming cavity, which is plugged in the top In portalling, which includes top and mandril, the mandril are arranged on ejector retainner plate,The top has first side, second side and two end faces, wherein, two end faces are connected to first side Face and the both side ends of the second side, are concavely provided with first flow groove, which is plugged in the ejection hole in the first side In, the inner surface lid in the ejection hole is located on the notch of the first flow groove, the first flow groove include dashpot, guiding groove with And spout, wherein, guiding groove connection is arranged between the dashpot and the spout, which is connected with the forming cavity Logical, which has feeding mouth and discharge port, wherein, which is connected to each other with the guiding groove, the discharge port and this into Cavity is connected to each other,The dashpot includes central splicing groove and extension annular groove, the center splicing groove are connected with the extension annular groove, the extension Annular groove ring is located at the center splicing groove surrounding, which is connected with the guiding groove,The feed pipe includes connecting tube and nozzle, which is connected to the connection bottom of the tube, the nozzle and the first flow groove The center splicing groove it is corresponding, the outer surface of the nozzle is concavely provided with circumferential groove, and heater strip is embedded with the circumferential groove, should plus Covered with heat-insulating layer above heated filament.
- A kind of 2. oblique top feeding structure as claimed in claim 1, it is characterised in that：The size of the discharge port is more than the feeding mouth Size.
- A kind of 3. oblique top feeding structure as claimed in claim 1, it is characterised in that：Connect between the feeding mouth and the discharge port It is connected to inclination groove face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720996737.2U CN207224488U (en) | 2017-08-10 | 2017-08-10 | A kind of oblique top feeding structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720996737.2U CN207224488U (en) | 2017-08-10 | 2017-08-10 | A kind of oblique top feeding structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207224488U true CN207224488U (en) | 2018-04-13 |
Family
ID=61856833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720996737.2U Active CN207224488U (en) | 2017-08-10 | 2017-08-10 | A kind of oblique top feeding structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207224488U (en) |
-
2017
- 2017-08-10 CN CN201720996737.2U patent/CN207224488U/en active Active
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