CN103407079A - Forced cooling injection mold device - Google Patents

Forced cooling injection mold device Download PDF

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Publication number
CN103407079A
CN103407079A CN2013103277577A CN201310327757A CN103407079A CN 103407079 A CN103407079 A CN 103407079A CN 2013103277577 A CN2013103277577 A CN 2013103277577A CN 201310327757 A CN201310327757 A CN 201310327757A CN 103407079 A CN103407079 A CN 103407079A
Authority
CN
China
Prior art keywords
cavity plate
apron
backboard
baffle
injection mold
Prior art date
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.)
Pending
Application number
CN2013103277577A
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Chinese (zh)
Inventor
艾俊
钟树军
李强
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CHENGDU WANSHUNDA MOLD PART Co Ltd
Original Assignee
CHENGDU WANSHUNDA MOLD PART Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by CHENGDU WANSHUNDA MOLD PART Co Ltd filed Critical CHENGDU WANSHUNDA MOLD PART Co Ltd
Priority to CN2013103277577A priority Critical patent/CN103407079A/en
Publication of CN103407079A publication Critical patent/CN103407079A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a forced cooling injection mold device, which comprises a front baffle (5), a plurality of mold cavity boards (6) with cavities formed in inner sides, and a back baffle (7), wherein the plurality of mold cavity boards (6) are positioned between the front baffle (5) and the back baffle (7), a plurality of flow passages of which the upper parts and the lower parts are communicated are arranged in the front baffle (5), the mold cavity boards (6), and the back baffle (7) respectively; a injection molding hole (2) is formed in the front baffle (5); an exhaust hole is formed in the back baffle (7). The cavity parts of mold cavities are formed by the combination of a plurality of parts, so that the mold is allowed to be able to adapt to mold opening of the mold cavities with complex shapes, the enhance of the injection molding precision of plastic products with complex shapes is facilitated, and subsequent reprocessing is eliminated or reduced; the arranged flow passages facilitate the selection of an optimum cooling manner according to a specific material property for better adapting to requirements of cooling speed required to be maintained of the plastic injection molding of different plastics, and therefore, the improvement of the production efficiency of enterprises and the quality of products are facilitated.

Description

The cooling injection mold apparatus of a kind of pressure
Technical field
The present invention relates to the injection molding apparatus field, particularly relate to the cooling injection mold apparatus of a kind of pressure.
Background technology
Injection mo(u)lding is a kind of processing method that batch production is used during some complex-shaped parts, and specifically will the be heated material of thawing of finger is injected die cavity by high pressure, after cooling curing, obtains formed products.Injection mold is a kind of instrument of producing plasthetics, and it gives plasthetics complete structure and accurate dimension.
Existing injection mold is comprised of dynamic model and cover half two parts, dynamic model and cover half closed formation running gate system and die cavity when injection moulding, and during die sinking, dynamic model separates in order to take out plastic products with cover half.But because shape and the structure of plastic products are ever-changing, the more complicated plastic products of shape often are not easy to the die sinking of dynamic model and cover half, injection mo(u)lding can not settle at one go, can only reduce the injection moulding precision, by rear processing, reach shape requirement, the production efficiency that is unfavorable for enterprise, simultaneously, the characteristic of various plastics differs, for preventing being out of shape after the plastic demoulding, shorten molding cycle and reduce degree of crystallinity, different injection moldings must keep suitable cooling velocity, in prior art, mould is forced to Cooling Heat Transfer speed poor controllability, the pressure cooling velocity of optimizing mould is of great significance improving injection moulding efficiency and product quality tool.
Summary of the invention
For the more complicated plastic products of above-mentioned shape, often be not easy to the die sinking of dynamic model and cover half, injection mo(u)lding can not settle at one go, can only reduce the injection moulding precision, by rear processing, reach shape requirement, the production efficiency that is unfavorable for enterprise, with in prior art, mould is forced the problem of Cooling Heat Transfer speed poor controllability, the invention provides the cooling injection mold apparatus of a kind of pressure.
For the problems referred to above, the cooling injection mold apparatus of a kind of pressure provided by the invention solves problem by following technical essential: the cooling injection mold apparatus of a kind of pressure, comprise front apron, inboard is provided with a plurality of cavity plate and the backboard of cavity, a plurality of described cavity plate are between front apron and backboard, and a plurality of described cavity plate are sequentially arranged, two adjacent cavity plate, front apron and cavity plate, the side of cavity plate and backboard is bonded to each other, described front apron, in a plurality of cavity plate and backboard, be provided with the many runners that communicate up and down, on described front apron, also be provided with injecting hole, on described backboard, also be provided with steam vent.
The front apron arranged, after a plurality of cavity plate and backboard combination, form the die cavity of injection mold, and the cavity part is by front apron, a plurality of cavity plate and backboard many parts form, this structure makes the die cavity of above-mentioned formation can be arranged to more complicated structure, in profile, be namely that abnormity and change in shape are large, only adopt dynamic model and cover half can't complete the structure place of die sinking process, arrange the cavity plate of correspondence position thinner, reduce the contact area of each cavity plate inwall and injection-molded item and the deformation degree of dwindling each cavity plate cavity, in the die sinking process, by from both sides of the present invention, removing successively front apron, backboard and cavity plate, finally complete separating of mould and injection-molded item, be arranged in front apron, a plurality of cavity plate and backboard and be provided with the many runners that communicate up and down for to this mould, passing into cooling medium, characteristic and the given shape formed in die cavity and size according to concrete plastics materials, the runners of following that arrange are convenient to select the different types of cooling more, quantity as the runner of choice for use, the cold fluid medium kind passed in the connection in series-parallel relation of each runner and each runner and uninterrupted etc., be convenient to the present invention and can obtain multiple different cooling effect.
Further technical scheme is:
Also comprise that quantity is the drainage tube interface of runner quantity twice, described drainage tube interface is separately positioned on the inlet and outlet of each runner.
The drainage tube interface arranged is convenient to being connected of runner and exterior line in the present invention.
Also comprise drainage tube, described drainage tube interface is gas-liquid and shares snap joint, and described drainage tube is plastic flexible pipe, and the free end of drainage tube all is fixedly connected with any two drainage tube interfaces.
It is convenient that the plastic flexible pipe arranged and gas-liquid share the snap joint plug, and connect reliably the joint face good seal performance.
On described front apron, a plurality of cavity plate and backboard, correspondence position is provided with at least two through holes, also comprises at least two leads, and every described lead becomes matched in clearance with the through hole of correspondence position.
When the through hole arranged and lead were conducive to front apron, a plurality of cavity plate and are connected with backboard, location facilitated.
Also comprise hanger, described hanger is fixedly connected on cavity plate.
The hanger arranged is conducive to mobile convenient when of the present invention.
On described adjacent two cavity plate, front apron and cavity plate, cavity plate and backboards, be equipped with bolt hole, also comprise connecting bolt, two adjacent cavity plate, front apron all are fixedly connected with by connecting bolt with backboard with cavity plate, cavity plate.
Be fixed with bolts adjacent two cavity plate, front apron and cavity plate, cavity plate and backboards, make each several part fixation when matched moulds between adjacent two cavity plate, front apron and cavity plate, cavity plate and backboards, be conducive to guarantee precision of the present invention.
On described adjacent two cavity plate, front apron and cavity plate, cavity plate and backboard binding face, also be provided with groove, in groove, be provided with sealing gasket.
The sealing gasket arranged is conducive to improve the sealing property between above-mentioned each contact-making surface; Sealing gasket is arranged in groove, is intended to avoid the thickness effect precision of the present invention of sealing gasket.
The present invention has following beneficial effect:
Than prior art, die cavity cavity part is comprised of many parts, in profile, be that abnormity and change in shape are large, only adopt dynamic model and cover half can't complete the structure place of die sinking process, arrange the cavity plate of correspondence position thinner, namely reduce the contact area of each cavity plate inwall and injection-molded item and the deformation degree of dwindling each cavity plate cavity, in the die sinking process, by from both sides of the present invention, removing successively front apron, backboard and cavity plate, finally complete separating of mould and injection-molded item, be conducive to improve the more complicated plastic products of shape can reach in injection molding process injection moulding precision, thereby avoid or reduce follow-up reprocessing, be conducive to improve the production efficiency of enterprise, many runners that arrange in the present invention, be conducive to select the most suitable type of cooling according to concrete material characteristic, better to adapt to different injection moldings, must keep the requirement of suitable cooling velocity.
The accompanying drawing explanation
Fig. 1 is a kind of structural representation of forcing a specific embodiment of cooling injection mold apparatus of the present invention.
In figure, each mark is respectively: 1, drainage tube interface, 2, injecting hole, 3, drainage tube, 4, connecting bolt, 5, front apron, 6, cavity plate, 7, backboard, 8, hanger, 9, lead.
The specific embodiment
The present invention is described in further detail below in conjunction with embodiment, but structure of the present invention is not limited only to following examples.
Embodiment 1:
As shown in Figure 1, the cooling injection mold apparatus of a kind of pressure, comprise that front apron 5, inboard are provided with a plurality of cavity plate 6 and the backboard 7 of cavity, a plurality of described cavity plate 6 are between front apron 5 and backboard 7, and a plurality of described cavity plate 6 orders are arranged, the side of two adjacent cavity plate 6, front apron 5 and cavity plate 6, cavity plate 6 and backboard 7 is bonded to each other, in described front apron 5, a plurality of cavity plate 6 and backboard 7, be provided with the many runners that communicate up and down, on described front apron 5, also be provided with injecting hole 2, also be provided with steam vent on described backboard 7.
The front apron 5 arranged, after a plurality of cavity plate 6 and backboard 7 combinations, form the die cavity of injection mold, and the cavity part is by front apron 5, a plurality of cavity plate 6 and backboard 7 many parts form, this structure makes the die cavity of above-mentioned formation can be arranged to more complicated structure, in profile, be namely that abnormity and change in shape are large, only adopt dynamic model and cover half can't complete the structure place of die sinking process, arrange the cavity plate of correspondence position 6 thinner, reduce the contact area of each cavity plate 6 inwalls and injection-molded item and the deformation degree of dwindling each cavity plate 6 cavitys, in the die sinking process, by from both sides of the present invention, removing successively front apron 5, backboard 7 and cavity plate 6, finally complete separating of mould and injection-molded item, be arranged in front apron 5, a plurality of cavity plate 6 and backboard 7 and be provided with the many runners that communicate up and down for to this mould, passing into cooling medium, characteristic and the given shape formed in die cavity and size according to concrete plastics materials, the runners of following that arrange are convenient to select the different types of cooling more, quantity as the runner of choice for use, the cold fluid medium kind passed in the connection in series-parallel relation of each runner and each runner and uninterrupted etc., be convenient to the present invention and can obtain multiple different cooling effect.
Embodiment 2:
The present embodiment further limits on the basis of embodiment 1, as shown in Figure 1, also comprise that quantity is the drainage tube interface 1 of runner quantity twice, and described drainage tube interface 1 is separately positioned on the inlet and outlet of each runner.
The drainage tube interface 1 arranged is convenient to being connected of runner and exterior line in the present invention.
Also comprise drainage tube 3, described drainage tube interface 1 is gas-liquid and shares snap joint, and described drainage tube 3 is plastic flexible pipe, and the free end of drainage tube 3 all is fixedly connected with any two drainage tube interfaces 1.
It is convenient that the plastic flexible pipe arranged and gas-liquid share the snap joint plug, and connect reliably the joint face good seal performance.
On described front apron 5, a plurality of cavity plate 6 and backboard 7, correspondence position is provided with at least two through holes, also comprises at least two leads 9, and every described lead 9 becomes matched in clearance with the through hole of correspondence position.
When the through hole arranged and lead 9 were conducive to front apron 5, a plurality of cavity plate 6 and are connected with backboard 7, location facilitated.
Also comprise hanger 8, described hanger 8 is fixedly connected on cavity plate 6.
The hanger 8 arranged is conducive to mobile convenient when of the present invention.
On described two adjacent cavity plate 6, front apron 5 and cavity plate 6, cavity plate 6 and backboard 7, be equipped with bolt hole, also comprise connecting bolt 4, two adjacent cavity plate 6, front apron 5 all are fixedly connected with by connecting bolt 4 with backboard 7 with cavity plate 6, cavity plate 6.
Be fixed with bolts two adjacent cavity plate 6, front apron 5 and cavity plate 6, cavity plate 6 and backboard 7, make each several part fixation when matched moulds between adjacent two cavity plate 6, front apron 5 and cavity plate 6, cavity plate 6 and backboard 7, be conducive to guarantee precision of the present invention.
On described two adjacent cavity plate 6, front apron 5 and cavity plate 6, cavity plate 6 and backboard 7 binding faces, also be provided with groove, in groove, be provided with sealing gasket.
The sealing gasket arranged is conducive to improve the sealing property between above-mentioned each contact-making surface; Sealing gasket is arranged in groove, is intended to avoid the thickness effect precision of the present invention of sealing gasket.

Claims (7)

1. force cooling injection mold apparatus for one kind, it is characterized in that, comprise front apron (5), inboard is provided with a plurality of cavity plate (6) and the backboard (7) of cavity, a plurality of described cavity plate (6) are positioned between front apron (5) and backboard (7), and a plurality of described cavity plate (6) order is arranged, adjacent two cavity plate (6), front apron (5) and cavity plate (6), cavity plate (6) is bonded to each other with the side of backboard (7), described front apron (5), in a plurality of cavity plate (6) and backboard (7), be provided with the many runners that communicate up and down, on described front apron (5), also be provided with injecting hole (2), described backboard also is provided with steam vent on (7).
2. the cooling injection mold apparatus of a kind of pressure according to claim 1, is characterized in that, also comprises that quantity is the drainage tube interface (1) of runner quantity twice, and described drainage tube interface (1) is separately positioned on the inlet and outlet of each runner.
3. the cooling injection mold apparatus of a kind of pressure according to claim 2, it is characterized in that, also comprise drainage tube (3), described drainage tube interface (1) is gas-liquid and shares snap joint, described drainage tube (3) is plastic flexible pipe, and the free end of drainage tube (3) all is fixedly connected with any two drainage tube interfaces (1).
4. the cooling injection mold apparatus of a kind of pressure according to claim 1, it is characterized in that, the upper correspondence position of described front apron (5), a plurality of cavity plate (6) and backboard (7) is provided with at least two through holes, also comprise at least two leads (9), every described lead (9) becomes matched in clearance with the through hole of correspondence position.
5. the cooling injection mold apparatus of a kind of pressure according to claim 1, is characterized in that, also comprises hanger (8), and described hanger (8) is fixedly connected on cavity plate (6).
6. the cooling injection mold apparatus of a kind of pressure according to claim 1, it is characterized in that, on described adjacent two cavity plate (6), front apron (5) and cavity plate (6), cavity plate (6) and backboard (7), be equipped with bolt hole, also comprise connecting bolt (4), adjacent two cavity plate (6), front apron (5) all are fixedly connected with by connecting bolt (4) with backboard (7) with cavity plate (6), cavity plate (6).
7. according to the cooling injection mold apparatus of any one described a kind of pressure in claim 1 to 6, it is characterized in that, on described adjacent two cavity plate (6), front apron (5) and cavity plate (6), cavity plate (6) and backboard (7) binding face, also be provided with groove, in groove, be provided with sealing gasket.
CN2013103277577A 2013-07-31 2013-07-31 Forced cooling injection mold device Pending CN103407079A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2013103277577A CN103407079A (en) 2013-07-31 2013-07-31 Forced cooling injection mold device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2013103277577A CN103407079A (en) 2013-07-31 2013-07-31 Forced cooling injection mold device

Publications (1)

Publication Number Publication Date
CN103407079A true CN103407079A (en) 2013-11-27

Family

ID=49600146

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2013103277577A Pending CN103407079A (en) 2013-07-31 2013-07-31 Forced cooling injection mold device

Country Status (1)

Country Link
CN (1) CN103407079A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106738731A (en) * 2016-12-23 2017-05-31 重庆润跃机械有限公司 The injection moulding apparatus that can uniformly cool down

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106738731A (en) * 2016-12-23 2017-05-31 重庆润跃机械有限公司 The injection moulding apparatus that can uniformly cool down

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WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20131127

WD01 Invention patent application deemed withdrawn after publication