CN206825829U - Plastic storage box lid injection mold with multiple spot sub-marine gate mechanism - Google Patents
Plastic storage box lid injection mold with multiple spot sub-marine gate mechanism Download PDFInfo
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- CN206825829U CN206825829U CN201720300454.XU CN201720300454U CN206825829U CN 206825829 U CN206825829 U CN 206825829U CN 201720300454 U CN201720300454 U CN 201720300454U CN 206825829 U CN206825829 U CN 206825829U
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Abstract
The utility model provides a kind of Plastic storage box lid injection mold with multiple spot sub-marine gate mechanism, belongs to injection mold field.It solves existing mold and enters to pour inequality, so as to cause product injection discontented, the technical problems such as larger internal stress be present.It includes solid plate, moving platen and installing plate, and side of the solid plate away from the first forming face is provided with Duo Koujinjiao mechanisms, and side of the Duo Koujinjiao mechanisms away from solid plate is provided with ejecting mechanism, and ejecting mechanism is fixedly mounted on solid plate.The advantages of the utility model has directly directly enters to be poured onto forming cavity by hot nozzle, cold runner end, and caused runner waste material is few, and formed product internal stress is small, and qualification rate is high.
Description
Technical field
The utility model belongs to injection mold field, is related to a kind of Plastic storage box with multiple spot sub-marine gate mechanism
Lid injection mold.
Background technology
Injection molding is also known as injection molding shaping, and it is a kind of forming method injected and molded, and is industrial mass life
The important process means of production, suitable for the batch production of complex-shaped part.Disk-shaped part, complicated, stream material exists during injection
Flow distance is big in die cavity, is also easy to produce the injection defects such as product air holes, crazing, current mark.However, with the requirement to quality of the life
Improve, the outward appearance of product is also increasingly focused on.In this quickly Industrialized processing technique of injection molded, ensureing to produce
Surface topography zero defect even bright and clean product is obtained on the premise of efficiency, be always that mould applications technical staff faces one
Problem, in continuous explore, there has been proposed various solutions.
For example, Chinese patent literature discloses a kind of thermosetting plastics shaping dies [application number：
CN201020632481.5], include circular punch-pin and cavity plate, it is folded on the inside of punch-pin and cavity plate that there is die cavity, on the outside of punch-pin with it is recessed
There is the electric heating assembly of plate-like, and being set in electric heating assembly has a heat pipe, traditional strip is heated in the document on the outside of mould
Pipe is changed to plate-like heating tube, is heated evenly mould, and stream material is reduced in injection and reduces front end during die cavity is filled
Stream material heat scatters and disappears, and causes stream material temperature degree unbalanced and produces surface defect.
Although such scheme improves the subproblem of prior art to a certain extent, the program at least exists following
Defect：1. injection molding channel is long, there is substantial amounts of runner waste material in each production cycle, waste seriously, 2. 1 are entered cast gate
So that larger pressure differential in forming cavity be present, charging is uneven, causes formed product the injections such as internal stress and warpage to be present and lacks
Fall into.
Utility model content
The purpose of this utility model is received in view of the above-mentioned problems, providing a kind of plastics with multiple spot sub-marine gate mechanism
Receive case lid body injection mold；
To reach above-mentioned purpose, the utility model employs following technical proposal：One kind has multiple spot sub-marine gate machine
The Plastic storage box lid injection mold of structure, including solid plate, moving platen and installing plate, formable plastics receipts are provided with solid plate
Receive the first forming face of case lid inner surface, be provided with the second forming face of shaping outer surface on described moving platen, first
Forming face and the second forming face composition forming cavity, side of the described solid plate away from the first forming face is provided with more mouthfuls and enters to pour machine
Structure, described side of the Duo Koujinjiao mechanisms away from solid plate are provided with ejecting mechanism, and described ejecting mechanism is fixedly mounted on
On solid plate.
In the above-mentioned Plastic storage box lid injection mold with multiple spot sub-marine gate mechanism, described more click-through
Pouring mechanism includes runner plate, and described runner plate offers sprue in the plane away from solid plate, among described runner plate
Runner of the axis perpendicular to sprue, described sprue and runner UNICOM are at least offered, and sprue is located at
The center of runner, described runner plate offer two described in the two level runner of UNICOM's runner close to the plane of solid plate
Fraction runner is symmetrical on sprue.
In the above-mentioned Plastic storage box lid injection mold with multiple spot sub-marine gate mechanism, runner plate at least exists
One group of opposed surface is provided with heating road, and having heaters is fixedly mounted in described heating road.
In the above-mentioned Plastic storage box lid injection mold with multiple spot sub-marine gate mechanism, runner plate is close
The surface of solid plate is provided with that symmetrically square alignment pin, described square alignment pin are inserted into solid plate on sprue.
In the above-mentioned Plastic storage box lid injection mold with multiple spot sub-marine gate mechanism, described solid plate
It is provided with the side away from moving platen and pours oral cavity, and Duo Koujinjiao mechanisms is arranged on and poured in oral cavity, described cast gate bottom of chamber face
Offer the dowel hole being adapted to square alignment pin and hot nozzle chamber.
In the above-mentioned Plastic storage box lid injection mold with multiple spot sub-marine gate mechanism, hot nozzle chamber and two
Fraction runner corresponds, and is provided with nozzle in described hot nozzle chamber, cast gate and running channel are provided with described nozzle, described
Running channel connection two level runner and cast gate, described nozzle outer sheath be provided with heating mantle, described cast gate is located in heating mantle
Portion.
In the above-mentioned Plastic storage box lid injection mold with multiple spot sub-marine gate mechanism, pour oral cavity and be provided with
Pressing plate, described pressing plate is fixedly mounted on solid plate, and is pressed against on runner plate, and described pressing plate is provided centrally with through hole,
Sprue bush is equipped with described through hole to fix on a mounting board.
In the above-mentioned Plastic storage box lid injection mold with multiple spot sub-marine gate mechanism, ejecting mechanism is set
Between solid plate and installing plate, described ejecting mechanism includes top plate and thimble fixed plate, and described top plate and thimble are fixed
At least two groups of pilot holes are provided with plate, are equipped with guide pillar in described pilot hole, described guide pillar is fixedly mounted on installing plate
On.
In the above-mentioned Plastic storage box lid injection mold with multiple spot sub-marine gate mechanism, ejector retainner plate, which is fixed, to be connected
It is connected on top plate and several centre holes is provided with the side of solid plate, described ejector retainner plate, is worn in described centre hole
There is thimble and thimble is pressed on top plate by ejector retainner plate, the thimble extend into the first forming face table in matched moulds through solid plate
Face.
In the above-mentioned Plastic storage box lid injection mold with multiple spot sub-marine gate mechanism, solid plate and installation
Supporting plate is provided between plate and is supported, described solid plate both sides are installed with a driver axially exported respectively,
The output end of described driver is connected on top plate.
Compared with prior art, the utility model has the advantage of：
1. directly directly enter to be poured onto forming cavity by hot nozzle, cold runner end, caused runner waste material is few.
Individual cast gate more than 2. while injected current material, reduce die cavity internal differential pressure, reduce product internal stress.
Brief description of the drawings
Fig. 1 is structural representation provided by the utility model；
Fig. 2 is sectional view provided by the utility model；
Fig. 3 is explosive view provided by the utility model；
Fig. 4 is flow passage plate structure schematic diagram provided by the utility model.
In figure, solid plate 1, the first forming face 11, oral cavity 12, dowel hole 13, hot nozzle chamber 14, moving platen 2, second are poured
Forming face 21, installing plate 3, Duo Koujinjiao mechanisms 4, runner plate 41, sprue 411, runner 412, heating road 413, heater
414th, two level runner 415, alignment pin 42, nozzle 43, cast gate 44, running channel 45, heating mantle 46, pressing plate 47, through hole 471, ejection
Mechanism 5, top plate 51, thimble fixed plate 52, centre hole 521, pilot hole 53, thimble 54, supporting plate 61, support column 62, driver
7th, Plastic storage box lid a, forming cavity b, sprue bush c.
Embodiment
As shown in figure 1, a kind of Plastic storage box lid injection mold with multiple spot sub-marine gate mechanism, including cover half
Plate 1, moving platen 2 and installing plate 3, the first forming face 11 of formable plastics storage case lid a inner surfaces is provided with solid plate 1,
21 groups of the second forming face 21 of shaping outer surface, the first forming face 11 and the second forming face are provided with described moving platen 2
Into forming cavity b, it is characterised in that side of the described solid plate 1 away from the first forming face 11 is provided with Duo Koujinjiao mechanisms 4,
Described side of the Duo Koujinjiao mechanisms 4 away from solid plate is provided with ejecting mechanism 5, and described ejecting mechanism 5 is fixedly mounted on
On solid plate 1.
Melting stream material enters Duo Koujinjiao mechanisms 4 under a certain pressure, completes to shunt in Duo Kou Jin Jiao mechanisms 4, more mouthfuls
Having heaters is included in Jin Jiao mechanisms 4 so that material temperature degree is flowed in Duo Koujinjiao mechanisms 4 and is maintained at stream material glassy state temperature, stream material
Remain fluid state.
After matched moulds, rear afterflow material enters in Multi-spot pouring mechanism 4, and the stream material that the stream that original is retained is expected and newly covered passes through
Multi-spot pouring mechanism 4 evenly distributes, and is together injected into mould, completes pressurize and forming step.
Specifically, Duo Koujinjiao mechanisms 4 include runner plate 41, runner plate 41 offers main flow in the plane away from solid plate
Road 411, runner 412 of the axis perpendicular to sprue 411, described master are at least offered among described runner plate 41
Runner 411 and the UNICOM of runner 412, and sprue 411 is located at the center of runner 412, described runner plate 41 is close to cover half
The two level runner 415 that the plane of plate is offered described in the two level runner 415 of UNICOM's runner 412 is right on sprue 411
Claim.
Stream material enters sprue 411 from sprue bush, then enters runner 412 by sprue 411, and two level runner 415 is equal
Even to be distributed on runner 412, stream material passes through the guiding of two level runner, even into forming cavity b.
Preferably, runner plate 41 is at least provided with heating road 413, described heating road 413 on one group of opposed surface
Middle fixed installation having heaters 414.Heater 414 can be heating rod or plate-like resistance wire.
Preferably, runner plate 41 is provided with the symmetrically square positioning of sprue 411 on the surface close to solid plate 1
Pin 42, described square alignment pin 42 are inserted into solid plate 1.Square alignment pin 42 effectively prevents runner plate 41 because of stream
The temporary impact of body and be subjected to displacement so that two level runner 415 misplaces with nozzle 43, cause stream material leakage.
Preferably, solid plate 1 is provided with the side away from moving platen 2 and pours oral cavity 12, and Duo Koujinjiao mechanisms 4 are arranged on
Pour in oral cavity 12, the described bottom surface of oral cavity 12 of pouring offers the dowel hole 13 and hot nozzle chamber being adapted to square alignment pin 42
14。
Hot nozzle chamber 14 corresponds with two level runner 415, is provided with described hot nozzle chamber 14, described spray
Cast gate 44 and running channel 45, described running channel 45 connection two level runner 415 and cast gate 44, described nozzle 43 are provided with mouth 43
Outer sheath is provided with heating mantle 46, and described cast gate 44 is located inside heating mantle 46.Stream material is by two level runner 415 by nozzle 43
Forming cavity b is guided into, cast gate is located within heating mantle 46, is solidified after placing stream stream delivery nozzle 43, plug nozzle cast gate 44.
Due to being uniformly distributed for nozzle 43, stream material uniformly enters forming cavity b and avoided because pressure differential produces larger internal stress, from
And the defects of triggering product warpage.
Specifically, pouring oral cavity 12 is provided with pressing plate 47, described pressing plate 47 is fixedly mounted on solid plate 1, and is pressed against
On runner plate 41, described pressing plate 47 is provided centrally with through hole 471, and being equipped with sprue bush c in described through hole 471 is fixed on peace
In loading board 3.
Preferably, ejecting mechanism 5 is arranged between solid plate 1 and installing plate 3, and described ejecting mechanism 5 includes top plate 51
With thimble fixed plate 52, at least two groups of pilot holes 53, described guiding are provided with described top plate 51 and thimble fixed plate 52
Guide pillar is equipped with hole 53, described guide pillar is fixedly mounted on installing plate 3.
Thimble fixed plate 52 is fixedly connected on top plate 51 and set on the side of solid plate 1, described thimble fixed plate 52
Several centre holes 521 are equipped with, thimble 54 is equipped with described centre hole 521 and thimble 54 is set by the pressure of thimble fixed plate 52
On top plate 51, the thimble 54 extend into the surface of the first forming face 11 in matched moulds through solid plate 1.
Supporting plate 61 and support column 62 are provided between solid plate 1 and installing plate 3, the described both sides of solid plate 1 are fixed respectively
One driver axially exported 7 is installed, the output end of described driver 7 is connected on top plate 51.People in the art
Member is it is to be understood that driver 7 can be cylinder or oil hydraulic cylinder.
After die sinking, driver 7 promotes top plate 51, and top plate 51 drives thimble to eject product, thimble is arranged on into cast gate
Side, that is, the back side of product, Plastic storage box lid visible portions can be avoided ejection vestige occur, influenceed attractive in appearance.
Principle and advantage of the present utility model：
Melting stream material enters Duo Koujinjiao mechanisms 4 under a certain pressure, completes to shunt in Duo Kou Jin Jiao mechanisms 4, more mouthfuls
Having heaters is included in Jin Jiao mechanisms 4 so that material temperature degree is flowed in Duo Koujinjiao mechanisms 4 and is maintained at stream material glassy state temperature, stream material
Remain fluid state.
After matched moulds, rear afterflow material enters in Multi-spot pouring mechanism 4, and the stream that original is retained is expected and the stream material that newly covers is from pouring
Muzzle enters sprue 411, then enters runner 412 by sprue 411, and two level runner 415 is evenly distributed on runner 412
On, stream material by two level runner guiding, be together injected into even into forming cavity b in mould, complete pressurize and into
Shape step.
Cast gate is located within heating mantle 46, is solidified after placing stream stream delivery nozzle 43, plug nozzle cast gate 44.Due to nozzle
43 be uniformly distributed, flows and expects that uniformly entering forming cavity b avoids because pressure differential produces larger internal stress, so as to trigger product
The defects of warpage.
Advantage is：
1. directly directly enter to be poured onto forming cavity by hot nozzle, cold runner end, caused runner waste material is few.
Individual cast gate more than 2. while injected current material, reduce die cavity internal differential pressure, reduce product internal stress.
3. liftout attachment is arranged on the side of cast gate, ejection vestige is in product medial surface, product outside with gate vestiges
Face is seamless attractive in appearance.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement to described specific embodiment or using similar
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Although solid plate 1, the first forming face 11 have more been used herein, has poured oral cavity 12, dowel hole 13, hot nozzle chamber
14th, moving platen 2, the second forming face 21, installing plate 3, Duo Koujinjiao mechanisms 4, runner plate 41, sprue 411, runner 412, plus
Hot road 413, heater 414, alignment pin 42, nozzle 43, cast gate 44, running channel 45, heating mantle 46, pressing plate 47, through hole 471, ejection
Mechanism 5, top plate 51, thimble fixed plate 52, centre hole 521, pilot hole 53, thimble 54, supporting plate 61, support column 62, driver
7th, Plastic storage box lid a, forming cavity b, sprue bush c.Deng term, but it is not precluded from the possibility using other terms.Use this
A little terms are construed as what any one was added just for the sake of more easily describing and explaining essence of the present utility model
Limitation is all disagreed with the utility model spirit.
Claims (10)
1. a kind of Plastic storage box lid injection mold with multiple spot sub-marine gate mechanism, including solid plate (1), moving platen
(2) first forming face (11) of formable plastics storage case lid (a) inner surface and installing plate (3), is provided with solid plate (1),
The second forming face (21) of shaping outer surface, the first forming face (11) and the second shaping are provided with described moving platen (2)
Face (21) composition forming cavity (b), it is characterised in that side of the described solid plate (1) away from the first forming face (11) is provided with
Duo Koujinjiao mechanisms (4), side of the described Duo Koujinjiao mechanisms (4) away from solid plate is provided with ejecting mechanism (5), described
Ejecting mechanism (5) is fixedly mounted on solid plate (1).
2. the Plastic storage box lid injection mold according to claim 1 with multiple spot sub-marine gate mechanism, it is special
Sign is that described Duo Koujinjiao mechanisms (4) include runner plate (41), and described runner plate (41) is in the plane away from solid plate
Sprue (411) is offered, point of the axis perpendicular to sprue (411) is at least offered among described runner plate (41)
Runner (412), described sprue (411) and runner (412) UNICOM, and sprue (411) is being located at runner (412) just
In, the two level runner (415) that described runner plate (41) offers UNICOM's runner (412) close to the plane of solid plate is described
Two level runner (415) it is symmetrical on sprue (411).
3. the Plastic storage box lid injection mold according to claim 2 with multiple spot sub-marine gate mechanism, it is special
Sign is that described runner plate (41) is at least provided with heating road (413), described heating road on one group of opposed surface
(413) having heaters (414) is fixedly mounted in.
4. the Plastic storage box lid injection mold according to claim 3 with multiple spot sub-marine gate mechanism, it is special
Sign is that it is symmetrical square fixed on sprue (411) that described runner plate (41) is provided with the surface of close solid plate (1)
Position pin (42), described square alignment pin (42) are inserted into solid plate (1).
5. the Plastic storage box lid injection mold according to claim 4 with multiple spot sub-marine gate mechanism, it is special
Sign is that described solid plate (1) is provided with the side away from moving platen (2) and pours oral cavity (12), and Duo Koujinjiao mechanisms (4)
It is arranged on and pours in oral cavity (12), described oral cavity (12) bottom surface of pouring offers the dowel hole being adapted to square alignment pin (42)
And hot nozzle chamber (14) (13).
6. the Plastic storage box lid injection mold according to claim 5 with multiple spot sub-marine gate mechanism, it is special
Sign is that described hot nozzle chamber (14) corresponds with two level runner (415), is set in described hot nozzle chamber (14)
Have, cast gate (44) and running channel (45), described running channel (45) connection two level runner (415) are provided with described nozzle (43)
With cast gate (44), described nozzle (43) outer sheath is provided with heating mantle (46), and described cast gate (44) is located in heating mantle (46)
Portion.
7. the Plastic storage box lid injection mold according to claim 5 with multiple spot sub-marine gate mechanism, it is special
Sign is that described oral cavity (12) of pouring is provided with pressing plate (47), and described pressing plate (47) is fixedly mounted on solid plate (1), and
It is pressed against on runner plate (41), described pressing plate (47) is provided centrally with through hole (471), and described through hole is equipped with (471)
Sprue bush (c) is fixed on installing plate (3).
8. the Plastic storage box lid injection mold according to claim 1 with multiple spot sub-marine gate mechanism, it is special
Sign is that described ejecting mechanism (5) is arranged between solid plate (1) and installing plate (3), and described ejecting mechanism (5) includes
At least two groups of pilot holes are provided with top plate (51) and thimble fixed plate (52), described top plate (51) and thimble fixed plate (52)
(53) guide pillar, is equipped with described pilot hole (53), guide pillar is fixedly mounted on installing plate (3).
9. the Plastic storage box lid injection mold according to claim 8 with multiple spot sub-marine gate mechanism, it is special
Sign is that described thimble fixed plate (52) is fixedly connected on top plate (51) and consolidated close to the side of solid plate (1), described thimble
Several centre holes (521) are provided with fixed board (52), thimble (54) and thimble (54) are equipped with described centre hole (521)
It is pressed on by thimble fixed plate (52) on top plate (51), the thimble (54) extend into first in matched moulds through solid plate (1)
Forming face (11) surface.
10. the Plastic storage box lid injection mold according to claim 9 with multiple spot sub-marine gate mechanism, it is special
Sign is, supporting plate (61) and support column (62), described solid plate are provided between described solid plate (1) and installing plate (3)
(1) both sides are installed with a driver axially exported (7) respectively, and the output end of described driver (7) is connected to top
On plate (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720300454.XU CN206825829U (en) | 2017-03-27 | 2017-03-27 | Plastic storage box lid injection mold with multiple spot sub-marine gate mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720300454.XU CN206825829U (en) | 2017-03-27 | 2017-03-27 | Plastic storage box lid injection mold with multiple spot sub-marine gate mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206825829U true CN206825829U (en) | 2018-01-02 |
Family
ID=60767341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720300454.XU Active CN206825829U (en) | 2017-03-27 | 2017-03-27 | Plastic storage box lid injection mold with multiple spot sub-marine gate mechanism |
Country Status (1)
| Country | Link |
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| CN (1) | CN206825829U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109849285A (en) * | 2018-12-26 | 2019-06-07 | 东莞广泽汽车饰件有限公司 | A kind of injection forming mold of automobile cup holder panel |
-
2017
- 2017-03-27 CN CN201720300454.XU patent/CN206825829U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109849285A (en) * | 2018-12-26 | 2019-06-07 | 东莞广泽汽车饰件有限公司 | A kind of injection forming mold of automobile cup holder panel |
| CN109849285B (en) * | 2018-12-26 | 2023-09-29 | 东莞广泽汽车饰件有限公司 | Injection molding die of automobile cup stand panel |
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Address after: 318020 No. 33, Zijin Mountain village, Huangyan District, Zhejiang, Taizhou Patentee after: Zhejiang Yao Yao Polytron Technologies Inc Address before: 318020 No. 33, Zijin Mountain village, Huangyan District, Zhejiang, Taizhou Patentee before: Zhejiang Yao Yao Plastic Industry Co., Ltd. |