CN206154624U - Double -shot moulding mould is exchanged to two processes of core - Google Patents

Double -shot moulding mould is exchanged to two processes of core Download PDF

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Publication number
CN206154624U
CN206154624U CN201621086860.2U CN201621086860U CN206154624U CN 206154624 U CN206154624 U CN 206154624U CN 201621086860 U CN201621086860 U CN 201621086860U CN 206154624 U CN206154624 U CN 206154624U
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CN
China
Prior art keywords
core
plate
die cavity
push rod
moulding mould
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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.)
Expired - Fee Related
Application number
CN201621086860.2U
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Chinese (zh)
Inventor
陈功振
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Fuzhou University
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Fuzhou University
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Priority to CN201621086860.2U priority Critical patent/CN206154624U/en
Application granted granted Critical
Publication of CN206154624U publication Critical patent/CN206154624U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a double -shot moulding mould is exchanged to two processes of core, the fixed die plate, die cavity fixed plate, mold core fixing plate, movable mould board and the layer board that set up including one side, be equipped with outer wall die cavity mold insert between fixed die plate and the die cavity fixed plate, the last core that is equipped with at least a pair of longitudinal arrangement of mold core fixing plate, fixed die plate and two cores correspond cavity that punishment do not has different appearances in order forming inside lining die cavity and goods die cavity, be equipped with on the layer board and be used for driving the ejecting ejection mechanism of goods, the die cavity fixed plate is connected with rotary mechanism, the exchange of core position about rotary mechanism drive die cavity fixed plate rotatory 180 is realized after goods are ejecting. The utility model discloses simple structure can realize accomplishing simultaneously in the same paratype utensil two steps of shooting techniques, and different double -shot mouldings that realize according to the material of moulding plastics have improved work efficiency greatly.

Description

Core two-step exchanges double-shot moulding mould
Technical field
This utility model is related to a kind of core two-step and exchanges double-shot moulding mould.
Background technology
As shown in Fig. 1~2, it is product figure to be formed, in order to realize that double-shot moulding must complete inner piece 101 in FIG And the color separation injection of 102 two parts of external shell, the injection mould that traditional molding mode is adopted is complex to be needed using more The modes such as mold changing plate could realize that double-shot moulding is less efficient.
The content of the invention
This utility model is improved to the problems referred to above, i.e., the technical problems to be solved in the utility model is existing double Color injection structure is more numerous and diverse, less efficient.
Specific embodiment of the present utility model is:A kind of core two-step exchanges double-shot moulding mould, including side is arranged Solid plate, impression bolster, core fixing plate, moving platen and supporting plate, be provided with outer between the solid plate and impression bolster Wall-shaped chamber mold insert, core fixing plate are provided with the core of at least one pair of longitudinal arrangement, solid plate and two core corresponding position difference To form liner die cavity and product die cavity, the supporting plate is provided with the top for driving product to eject to cavity with different profiles Go out mechanism, the impression bolster is connected with rotating mechanism, rotating mechanism drives impression bolster rotation after product is ejected 180 ° of exchanges for realizing upper and lower insert position.
Further, ejecting mechanism includes the push rod being arranged in moving platen, and the push rod is through outer end pair in the middle part of core Push rod should be correspondingly arranged on toward liner die cavity or product die cavity, liner die cavity and product die cavity, the push rod is externally provided with Push rod back-moving spring, described push rod back-moving spring one end act on the push rod other end and act on core, positioned at product die cavity side Supporting plate be provided with driving top rod driving mechanism of the push rod to one side shifting of product die cavity.
Further, outer wall cavity plate is provided with the outside of the product die cavity, ejector pin, the top are provided with the solid plate One end of pin acts on outer wall cavity plate, and other end Jing ejector pin springs are fixed in solid plate to realize product die cavity typing.
Further, there is stop collar between solid plate and impression bolster, gag lever post in stop collar, is provided with, it is described spacing Bar one end is fixed on impression bolster, it is described it is spacing be arranged with spacing boom end coordinate table top, when spacing boom end with During deck contact, gag lever post drives and realizes that core fixing plate is separated with impression bolster.
Further, Bottom clamp plate is provided with rear side of the supporting plate, the rotating mechanism includes that one end is fixedly connected on die cavity Bull stick in fixed plate, the bull stick are provided with gear positioned at Bottom clamp plate one end, and the gear is combined with one by air cylinder driven Tooth bar is realizing bar rotation.
Further, the top rod driving mechanism is by the piston mandril of air cylinder driven.
Further, the solid plate is provided with sprue bush, and cast gate spring, the cast gate are arranged with the outside of the sprue bush Spring one end acts on the solid plate other end and acts on sprue bush front side end, and the interior rear side of the sprue bush is provided with for realizing cast gate The spring ejector beam of ejection.
Further, the moving platen is provided with steel ball seat towards one end of supporting plate, is provided with steel ball, sets on supporting plate in steel ball seat There is the groove coordinated with steel ball, on rear side of steel ball seat, be provided with the retaining spring being fixed in moving platen, described retaining spring one end is made Steel ball seat is acted on for the moving platen other end.
Further, the guide pillar for running through is provided with the solid plate, impression bolster, core fixing plate, moving platen.
Compared with prior art, this utility model has the advantages that:This utility model simple structure, using spacing While completing two stage injection molding technique during the cooperation of mechanism, rotating mechanism and material jacking mechanism can realize same secondary mould, according to note The difference of moulding material realizes double-shot moulding, substantially increases work efficiency.
Description of the drawings
Fig. 1 is this utility model article construction structural representation.
Fig. 2 is this utility model article design structural representation.
Fig. 3 is that this utility model injection mould overlooks layout structure schematic diagram.
Fig. 4 is A-A generalized sections in this utility model Fig. 3.
Fig. 5 is B-B generalized sections in this utility model Fig. 3.
Specific embodiment
The utility model is described in more detail with reference to the accompanying drawings and detailed description.
As shown in Fig. 1~5, the core two-step in the present embodiment exchanges double-shot moulding mould, including the cover half that side is arranged Plate 10, impression bolster 20, core fixing plate 30, moving platen 40, supporting plate 50 and Bottom clamp plate 60.
In the present embodiment, outer wall die cavity mold insert 210, core fixing plate 20 between solid plate 10 and impression bolster 20, are provided with The core 220 of two pairs of longitudinal arrangements is provided with, between outer wall die cavity mold insert 210 and core 220 and solid plate 10, die cavity is formed, Illustrate by taking Fig. 3 visual angles as an example in the present embodiment, it is superposed to be used for molding monolithic article, as product type with two die cavities Chamber, and two die cavities for being located at bottom are used for molding inner piece 101, as liner die cavity.
The supporting plate is provided with the ejecting mechanism for driving product to eject, and the impression bolster is connected with whirler Structure, after product is ejected, rotating mechanism drives impression bolster to rotate 180 ° of exchanges for realizing upper and lower insert position.
In the present embodiment, solid plate 10 adopts sub-marine gate, and cast gate spring 111 is arranged with the outside of the sprue bush 110, The cast gate spring one end acts on the solid plate other end and acts on sprue bush front side end, and in the sprue bush 110, rear side is provided with For realizing the spring ejector beam 112 of cast gate ejection.
Outer wall cavity plate 310 is provided with the outside of the product die cavity, in the solid plate 10, ejector pin 120, the top is provided with One end of pin 120 acts on outer wall cavity plate 310, and other end Jing ejector pins spring 121 is fixed in solid plate 10 to realize product Die cavity typing.
There is between solid plate 10 and impression bolster 20 stop collar 130, in stop collar 130, gag lever post 131 is provided with, it is described 131 one end of gag lever post is fixed on impression bolster 20, the spacing table top being arranged with the cooperation of spacing boom end, when spacing Boom end is driven with gag lever post during deck contact and realizes that core fixing plate 30 is separated with impression bolster 20.
The ejecting mechanism includes the push rod 410 being arranged in moving platen 40, and the push rod 410 is through in the middle part of core 220 Outer end correspondence is correspondingly arranged on push rod, the push rod toward liner die cavity or product die cavity, liner die cavity and product die cavity 410 are externally provided with push rod back-moving spring 411, and described 411 one end of push rod back-moving spring acts on the push rod other end and acts on core, position Supporting plate in product die cavity side is provided with top rod driving mechanism of the driving push rod to one side shifting of product die cavity.
In the present embodiment, in order to realize the product in the die cavity of two, top while ejection, laterally adjacent in the present embodiment Connected by bridge plate 412 between push rod 410, the top rod driving mechanism is by the piston mandril 413 of air cylinder driven, piston mandril 413 act on bridge plate 412 so as to promote horizontal two push rods 410 to move using bridge plate 412 is synchronous.
In the present embodiment, the rotating mechanism includes the bull stick 70 that one end is fixedly connected on impression bolster, described turn Bar 70 is provided with gear 710 positioned at 60 one end of Bottom clamp plate, the gear 710 be combined with a tooth bar 720 driven by cylinder 721 with Realize bar rotation.
In order to the positioning when mould rotates is better achieved, the moving platen 40 is provided with steel ball seat towards one end of supporting plate 420, steel ball 421 is provided with steel ball seat 420, supporting plate 50 is provided with the groove 422 coordinated with steel ball 421, is provided with rear side of steel ball seat The retaining spring 423 being fixed in moving platen, 423 one end of the retaining spring act on 40 other end of moving platen effect steel ball seat On 420.
Additionally, the guide pillar 114 for running through is provided with the solid plate, impression bolster, core fixing plate, moving platen being beneficial to It is oriented to.
Job step is as follows,
(1)When starting injection, the longitudinal direction note seat reach pressure sprue bush 110 of injection machine, now in product die cavity with into The inner piece of type, inside bearing strip intracavity are not molded, and after completing the injection of product outer wall, note seat is retreated, and sprue bush resilience departs from main running channel, Laterally note seat is molded to form inner piece 101 in inside bearing strip intracavity, also recesses afterwards.
(2)Mold open, in ejector pin 120 in the presence of ejector pin spring 121, I-I die joint typing in Fig. 4 is produced In typing, sub-marine gate is cut off and is ejected by spring ejector beam 112 for product liner cavity position, has completed the product of outer wall molding Depart from solid plate.
(3)As in die sinking, solid plate 10 is separated with impression bolster 20, gag lever post 131 also with separation, spacing When bar 131 will contact 130 bottom of stop collar, pause in action is molded, at this moment mould is opened away from conforming exactly to product and the running channel demoulding Space, ejecting mechanism work acts on bridge plate 412 so as to using bridge plate 412 positioned at the corresponding piston mandril of product die cavity 413 Synchronous to promote horizontal two push rods 410 to overcome push rod back-moving spring 411 to move, after product ejection, piston mandril 413 is return immediately, Bridge plate 412 and push rod 410 reset under the action of the spring.
(4)After completing product ejection, mould is continued on, and stop collar 130 and gag lever post 131 drive impression bolster 20 to move It is dynamic, II-II die joint typing, when core 220 is retreated under impression bolster 20, rotating mechanism work, cylinder 721 promote tooth Bar 720, drives core fixing plate 20 to rotate 180 ° by 70 bull sticks, completes the exchange of 220 two-step position of core, is marked with product liner Core 220 go in product die cavity station, you can matched moulds carries out the production of subsequent cycle.
(5)When upper once core fixing plate 20 rotates, cylinder 721 works, and pulls tooth bar 720, with this reciprocal exchange, accurate Really the now rotation of core fixing plate 20.
The foregoing is only preferred embodiment of the present utility model, it is all according to this utility model claim done it is equal Deng change and modification, should all belong to covering scope of the present utility model.

Claims (9)

1. a kind of core two-step exchanges double-shot moulding mould, it is characterised in that the solid plate, die cavity including side setting is fixed Plate, core fixing plate, moving platen and supporting plate, are provided with outer wall die cavity mold insert between the solid plate and impression bolster, core is solid Fixed board is provided with the core of at least one pair of longitudinal arrangement, and solid plate has the cavity of different profiles respectively from two core corresponding positions To form liner die cavity and product die cavity, the supporting plate is provided with the ejecting mechanism for driving product to eject, and the die cavity is solid Fixed board is connected with rotating mechanism, and after product is ejected, rotating mechanism drives impression bolster to rotate 180 ° and realizes upper and lower insert position Exchange.
2. a kind of core two-step according to claim 1 exchanges double-shot moulding mould, it is characterised in that ejecting mechanism includes The push rod being arranged in moving platen, the push rod are toward liner die cavity or product die cavity, interior through outer end correspondence in the middle part of core Lining die cavity and product die cavity are correspondingly arranged on push rod, and the push rod is externally provided with push rod back-moving spring, the push rod back-moving spring One end acts on the push rod other end and acts on core, and the supporting plate positioned at product die cavity side is provided with driving push rod to product die cavity The top rod driving mechanism of one side shifting.
3. a kind of core two-step according to claim 2 exchanges double-shot moulding mould, it is characterised in that the product die cavity Outside be provided with outer wall cavity plate, ejector pin is provided with the solid plate, one end of the ejector pin acts on outer wall cavity plate, another End Jing ejector pin springs are fixed in solid plate to realize product die cavity typing.
4. a kind of core two-step according to claim 3 exchanges double-shot moulding mould, it is characterised in that solid plate and die cavity There is between fixed plate stop collar, gag lever post in stop collar, is provided with, described gag lever post one end is fixed on impression bolster, described Spacing to be arranged with the table top coordinated with spacing boom end, when spacing boom end is with deck contact, gag lever post drives and realizes that core is solid Fixed board is separated with impression bolster.
5. a kind of core two-step according to Claims 1 to 4 any claim exchanges double-shot moulding mould, and its feature exists In, Bottom clamp plate is provided with rear side of the supporting plate, the rotating mechanism includes that one end is fixedly connected on the bull stick on impression bolster, The bull stick is provided with gear positioned at Bottom clamp plate one end, and the gear is combined with one and is turned with realizing bull stick by the tooth bar of air cylinder driven It is dynamic.
6. a kind of core two-step according to claim 2 exchanges double-shot moulding mould, it is characterised in that the top rod driving Mechanism is by the piston mandril of air cylinder driven.
7. a kind of core two-step according to claim 2 exchanges double-shot moulding mould, it is characterised in that on the solid plate Sprue bush is provided with, cast gate spring on the outside of the sprue bush, is arranged with, the cast gate spring one end acts on solid plate other end work For sprue bush front side end, in the sprue bush, rear side is provided with for realizing the spring ejector beam of cast gate ejection.
8. a kind of core two-step according to claim 1 exchanges double-shot moulding mould, it is characterised in that the moving platen court Steel ball seat is provided with to one end of supporting plate, steel ball in steel ball seat, is provided with, supporting plate is provided with the groove coordinated with steel ball, on rear side of steel ball seat The retaining spring being fixed in moving platen is provided with, described retaining spring one end is acted in moving platen other end effect steel ball seat.
9. a kind of core two-step according to claim 2 exchanges double-shot moulding mould, it is characterised in that the solid plate, The guide pillar for running through is provided with impression bolster, core fixing plate, moving platen.
CN201621086860.2U 2016-09-28 2016-09-28 Double -shot moulding mould is exchanged to two processes of core Expired - Fee Related CN206154624U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621086860.2U CN206154624U (en) 2016-09-28 2016-09-28 Double -shot moulding mould is exchanged to two processes of core

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621086860.2U CN206154624U (en) 2016-09-28 2016-09-28 Double -shot moulding mould is exchanged to two processes of core

Publications (1)

Publication Number Publication Date
CN206154624U true CN206154624U (en) 2017-05-10

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621086860.2U Expired - Fee Related CN206154624U (en) 2016-09-28 2016-09-28 Double -shot moulding mould is exchanged to two processes of core

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106273272A (en) * 2016-09-28 2017-01-04 福州大学 Core two-step exchanges double-shot moulding mould and forming method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106273272A (en) * 2016-09-28 2017-01-04 福州大学 Core two-step exchanges double-shot moulding mould and forming method

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170510

Termination date: 20190928

CF01 Termination of patent right due to non-payment of annual fee