CN209566454U - BMC plastic cement material sprue bushing injection structure - Google Patents
BMC plastic cement material sprue bushing injection structure Download PDFInfo
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- CN209566454U CN209566454U CN201920129789.9U CN201920129789U CN209566454U CN 209566454 U CN209566454 U CN 209566454U CN 201920129789 U CN201920129789 U CN 201920129789U CN 209566454 U CN209566454 U CN 209566454U
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- sprue bushing
- plastic cement
- mouth
- needle
- cement material
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Abstract
The utility model relates to a kind of BMC plastic cement material sprue bushing injection structures, it include sprue bushing, the sprue bushing mouth of sprue bushing extends to the formed product chamber of mold, and the sprue bushing mouth of sprue bushing passes through needle on-off, arranges that heat-generating system is arranged in the sprue bushing mouth periphery of cooling water and sprue bushing on the peripheral wall of sprue bushing.The utility model uses the cold sprue bushing system of needle valve into glue mode, increases cooling water in sprue bushing border, its temperature is made to be maintained at 25 DEG C hereinafter, guaranteeing that plastic cement in liquid, opens needle, makes BMC material can be with flow injection moulding, after completion of the injection-moulding, needle is shut；It is simple and convenient for operation, and stability is good.Heat-generating system is arranged in the sprue bushing mouth periphery of sprue bushing, accelerates the BMC plastic cement material coagulation forming of sprue bushing mouth and formed product chamber contact position, raising efficiency.The utility model directly into glue to product external surfaces, save runner plastic material, do not destroy product appearance, injection molding stability and high efficiency, structure is simple, facilitates production and maintenance.
Description
Technical field
The utility model relates to injection mold technologies, and in particular to a kind of BMC plastic cement material sprue bushing injection structure.
Background technique
BMC plastic material is to need to heat coagulation forming, is thick liquid form before coagulation forming.Therefore traditional
Injection molding manner: common cold runner sprue bushing increases fortune water in sprue bushing border, BMC material is made to keep liquid, can flow injection moulding progressive die
It inside tool type chamber, enters inside mode type chamber, is reheated so that formed product, this mode disadvantage: can generate by runner
Runner wastes plastic material, and glue-feeder needs in product side are cut away, and can generate notch, destroy product appearance.
Summary of the invention
The purpose of the utility model is to overcome the defects of the prior art, provide a kind of BMC plastic cement material sprue bushing injection molding knot
Structure, directly into glue to product external surfaces, save runner plastic material, do not destroy product appearance, injection molding stability and high efficiency.
In order to achieve the above objectives, the utility model adopts the following technical solution:
BMC plastic cement material sprue bushing injection structure, includes sprue bushing, the sprue bushing mouth of the sprue bushing extend to the product of mold at
Type chamber, and the sprue bushing mouth of sprue bushing passes through needle on-off, and the sprue bushing mouth periphery cloth of cooling water and sprue bushing is arranged on the peripheral wall of sprue bushing
Set heat-generating system.
Above scheme is further: the feed end of the sprue bushing is mounted on first-class guidance tape, and the first-class guidance tape is corresponding
Side is superimposed second guidance tape, and the other side of second guidance tape is superimposed panel, and panel is equipped with feed inlet, and feed inlet passes through second
Runner on guidance tape is connected to sprue bushing.
Above scheme is further: the needle and sprue bushing are coaxially disposed, and needle is moved by oil cylinder mechanism driving reciprocating linear
It is dynamic.
Above scheme is further: the cooling water sprue bushing peripheral wall and be socketed in sprue bushing periphery casing between formed
Coolant flow channel in flow.
Above scheme is further: the heat-generating system is heating rod.
The utility model uses the cold sprue bushing system of needle valve into glue mode, increases cooling water in sprue bushing border, makes its temperature
25 DEG C are maintained at hereinafter, guaranteeing plastic cement in liquid, the cold sprue bushing system of needle valve opens needle, and BMC material is allow to flow note
Modeling, after completion of the injection-moulding, needle valve system shut the needle inside sprue bushing using oil cylinder, simple and convenient for operation, and stablize
Property is good.Heat-generating system is arranged in the sprue bushing mouth periphery of sprue bushing, and the BMC plastic cement material for accelerating sprue bushing mouth and formed product chamber contact position is solidifying
Gu molding, raising efficiency.The utility model directly into glue to product external surfaces, save runner plastic material, do not destroy outside product
It sees, injection molding stability and high efficiency, structure is simple, facilitates production and maintenance.
Detailed description of the invention:
Attached drawing 1 is the utility model one example structure schematic diagram；
Attached drawing 2 is the partial structurtes enlarged diagram of Fig. 1 embodiment.
Specific embodiment:
Make furtherly below with reference to technical effect of the attached drawing to the design of the utility model, specific structure and generation
It is bright, to be fully understood from the purpose of this utility model, feature and effect.
It should be noted that term " on ", "lower", "left", "right", "vertical", " water in the description of the present invention,
It is flat ", "inner", the direction of instructions such as "outside" or the term of positional relationship be direction based on the figure or positional relationship, this is only
It is merely for convenience of describing, rather than indication or suggestion described device or component must have a particular orientation, with specific side
Position construction and operation, therefore should not be understood as limiting the present invention.In addition, term " first ", " second ", " third ",
" the 4th " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
Refering to fig. 1, shown in 2, the utility model includes sprue bushing 1 in relation to a kind of BMC plastic cement material sprue bushing injection structure,
The sprue bushing mouth of the sprue bushing 1 extends to the formed product chamber of mold, realizes direct injection molding, is not necessarily to transition runner, and sprue bushing 1
Sprue bushing mouth by 2 on-off of needle, needle 2 and sprue bushing 1 are coaxially disposed, and needle 2 is arranged in sprue bushing 1 and is driven by oil cylinder mechanism 8
Dynamic reciprocating linear is mobile.Arrange that heat-generating system 4 is arranged in the sprue bushing mouth periphery of cooling water 3 and sprue bushing 1 on the peripheral wall of sprue bushing 1.It is excellent
Choosing, heat-generating system 4 is heating rod, and the sprue bushing mouth periphery of sprue bushing 1 is assembled in by insert, facilitates heating.
Fig. 1, shown in 2, further, the feed end of the sprue bushing 1 is mounted on first-class guidance tape 5, the first-class guidance tape 5
Corresponding side is superimposed second guidance tape 6, and the other side of second guidance tape 6 is superimposed panel 7, and panel 7 is equipped with feed inlet 71, feed inlet
71 are connected to sprue bushing 1 by the runner 61 on second guidance tape 6.Pass through spiral shell between first-class guidance tape 5, second guidance tape 6 and panel 7
Nail locking, ease of assembly and maintenance.The cooling water 3 sprue bushing 1 peripheral wall and be socketed in sprue bushing periphery casing 9 between formed
Coolant flow channel in flow, structure is simple, facilitates production and assembling.
The utility model uses the cold sprue bushing system of needle valve into glue mode, increases cooling water 3 in 1 border of sprue bushing, makes sprue bushing 1
Internal temperature is maintained at 25 DEG C hereinafter, guaranteeing plastic cement in liquid.In this way, being fed from the feed inlet 71 on panel 7, by second
Runner 61 on guidance tape 6 is sent in sprue bushing 1, and the liquid plastic cement in sprue bushing 1 has good fluidity.The cold sprue bushing system handle of needle valve
Needle 2 is opened, and makes BMC material can be with flow injection moulding, after completion of the injection-moulding, needle valve system is using oil cylinder mechanism 8 sprue bushing
The needle 2 of the inside is shut, simple and convenient for operation, and stability is good.Heat-generating system is arranged in the sprue bushing mouth periphery of sprue bushing, accelerates purt
The BMC plastic cement material coagulation forming of mouthpiece and formed product chamber contact position, raising efficiency.The utility model is directly into glue to product
Outer surface saves runner plastic material, does not destroy product appearance, injection molding stability and high efficiency, and structure is simple, facilitates production and maintenance.
Certainly, the figures above only depicts the preferred embodiments of the present invention, to the technology of the art
For personnel, pass through logical analysis, reasoning, or a limited experiment without departing from the utility model conception and scope
Can also to above-described embodiment number of improvements could be made and variation, such modifications and variations all should belong to the requires of the utility model protection
Range.
Claims (5)
1.BMC plastic cement material sprue bushing injection structure includes sprue bushing (1), it is characterised in that: the sprue bushing mouth of the sprue bushing (1) prolongs
The formed product chamber of mold is reached, and the sprue bushing mouth of sprue bushing (1) passes through needle (2) on-off, arranges cooling on the peripheral wall of sprue bushing (1)
Heat-generating system (4) are arranged in the sprue bushing mouth periphery of water (3) and sprue bushing (1).
2. BMC plastic cement material sprue bushing injection structure according to claim 1, it is characterised in that: the charging of the sprue bushing (1)
End is mounted on first-class guidance tape (5), first-class guidance tape (5) corresponding side superposition second guidance tape (6), second guidance tape (6)
The other side be superimposed panel (7), panel (7) is equipped with feed inlet (71), and feed inlet (71) passes through the stream on second guidance tape (6)
Road (61) is connected to sprue bushing (1).
3. BMC plastic cement material sprue bushing injection structure according to claim 1, it is characterised in that: the needle (2) and sprue bushing
(1) it is coaxially disposed, needle (2) is mobile by oil cylinder mechanism (8) driving reciprocating linear.
4. BMC plastic cement material sprue bushing injection structure according to claim 1, it is characterised in that: the cooling water (3) is in purt
It is flowed in the coolant flow channel formed between the peripheral wall of mouth (1) and the casing (9) for being socketed in sprue bushing periphery.
5. BMC plastic cement material sprue bushing injection structure according to claim 1, it is characterised in that: the heat-generating system (4) is
Heating rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920129789.9U CN209566454U (en) | 2019-01-25 | 2019-01-25 | BMC plastic cement material sprue bushing injection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920129789.9U CN209566454U (en) | 2019-01-25 | 2019-01-25 | BMC plastic cement material sprue bushing injection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209566454U true CN209566454U (en) | 2019-11-01 |
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ID=68332767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920129789.9U Active CN209566454U (en) | 2019-01-25 | 2019-01-25 | BMC plastic cement material sprue bushing injection structure |
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| CN (1) | CN209566454U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113601798A (en) * | 2021-05-31 | 2021-11-05 | 上海西门子线路保护***有限公司 | Injection system |
-
2019
- 2019-01-25 CN CN201920129789.9U patent/CN209566454U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113601798A (en) * | 2021-05-31 | 2021-11-05 | 上海西门子线路保护***有限公司 | Injection system |
| CN113601798B (en) * | 2021-05-31 | 2023-01-13 | 上海西门子线路保护***有限公司 | Injection system |
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