CN103407137A - Injection mold device with heating device - Google Patents
Injection mold device with heating device Download PDFInfo
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- CN103407137A CN103407137A CN2013103277276A CN201310327727A CN103407137A CN 103407137 A CN103407137 A CN 103407137A CN 2013103277276 A CN2013103277276 A CN 2013103277276A CN 201310327727 A CN201310327727 A CN 201310327727A CN 103407137 A CN103407137 A CN 103407137A
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- cavity plate
- backboard
- front apron
- injection mold
- drainage tube
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Abstract
The invention discloses an injection mold device with a heating device. The injection mold device comprises a front baffle plate (5), a plurality of cavity plates (6) provided with cavities formed in the inner sides, a rear baffle plate (7) and an electric heater (8), wherein the front baffle plate (5), the cavity plates (6) and the rear baffle plate (7) are provided with a plurality of flow passages of which the upper parts and the lower parts are communicated; the front baffle plate (5) is further provided with an injection molding hole (2); the rear baffle plate (7) is further provided with an exhaust hole. The injection mold device can adapt to mold opening of cavities in complex shapes, is conducive to improving injection molding precision of plastic products with complex shapes, and can eliminate and reduce follow-up reprocessing; with the flow passages and the electric heater, the injection mold device can well adapt to cooling speeds required to be kept in different plastic injection molding processes and requirements of mold temperature during injection molding, and is conducive to improving production efficiency of enterprises and product quality.
Description
Technical field
The present invention relates to the injection molding apparatus field, particularly relate to a kind of injection mold apparatus with heater.
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, when difference is plastic injection-moulded, must keep the suitable temperature of mould, during plastic shaping, must keep suitable cooling velocity, in prior art, mould is incubated and forces 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 to mould insulation with force the problem of Cooling Heat Transfer speed poor controllability, the invention provides a kind of injection mold apparatus with heater.
For the problems referred to above, a kind of injection mold apparatus with heater provided by the invention solves problem by following technical essential: a kind of injection mold apparatus with heater, comprise front apron, inboard is provided with a plurality of cavity plate of cavity, backboard and electric heater, a plurality of described cavity plate are between front apron and backboard, and front apron, a plurality of described cavity plate, backboard order successively stacks, 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, described electric heater is arranged on cavity plate.
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 on front apron, in a plurality of cavity plate and backboard, be provided with the many runners that communicate up and down for to this mould, passing into cooling or heat medium, characteristic and the given shape formed in die cavity and size according to concrete plastics materials, many runners that arrange are convenient to select different cooling and mode of heatings, quantity as the runner of choice for use, what in the connection in series-parallel relation of each runner and each runner, pass into is cold, hot fluid medium kind and uninterrupted etc., the electric heater arranged adopts the electrical heating cloth with homogeneous heating function, be convenient to the present invention and can obtain multiple different heating and 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 most suitable cooling and mode of heating according to concrete material characteristic, and coordinate electric heater evenly mould to be heated, the temperature requirement of mould in the time of must keeping suitable cooling velocity and injection moulding better to adapt to different injection moldings.
The accompanying drawing explanation
Fig. 1 is a kind of structural representation with specific embodiment of injection mold apparatus of heater 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, electric heater, 9, hanger, 10, 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, a kind of injection mold apparatus with heater, comprise that front apron 5, inboard are provided with a plurality of cavity plate 6 of cavity, backboard 7 and electric heater 8, a plurality of described cavity plate 6 are between front apron 5 and backboard 7, and front apron 5, a plurality of described cavity plate 6, backboard 7 order successively stack, 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, on described backboard 7, also be provided with steam vent, described electric heater 8 is arranged on cavity plate 6.
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 respectively a dynamic model and the structure place that cover half can't complete the 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 6 and cavity plate 7, finally complete separating of mould and injection-molded item, be arranged on front apron 5, in a plurality of cavity plate 6 and backboard 7, be provided with the many runners that communicate up and down for to this mould, passing into cooling or heat medium, characteristic and the given shape formed in die cavity and size according to concrete plastics materials, many runners that arrange are convenient to select different cooling and mode of heatings, quantity as the runner of choice for use, what in the connection in series-parallel relation of each runner and each runner, pass into is cold, hot fluid medium kind and uninterrupted etc., the electric heater 8 arranged adopts the electrical heating cloth with homogeneous heating function, be convenient to the present invention and can obtain multiple different heating and 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. injection mold apparatus with heater, it is characterized in that, comprise front apron (5), inboard is provided with a plurality of cavity plate (6) of cavity, backboard (7) and electric heater (8), a plurality of described cavity plate (6) are positioned between front apron (5) and backboard (7), and front apron (5), a plurality of described cavity plate (6), backboard (7) order successively stacks, 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), described electric heater (8) is arranged on cavity plate (6).
2. a kind of injection mold apparatus with heater according to claim 1, it is characterized in that, also comprise that quantity is the drainage tube interface (1) of runner quantity twice, described drainage tube interface (1) is separately positioned on the inlet and outlet of each runner.
3. a kind of injection mold apparatus with heater 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. a kind of injection mold apparatus with heater 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 (10), every described lead (10) becomes matched in clearance with the through hole of correspondence position.
5. a kind of injection mold apparatus with heater according to claim 1, is characterized in that, also comprises hanger (9), and described hanger (9) is fixedly connected on cavity plate (6).
6. a kind of injection mold apparatus with heater 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 any one described a kind of injection mold apparatus with heater 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103277276A CN103407137A (en) | 2013-07-31 | 2013-07-31 | Injection mold device with heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103277276A CN103407137A (en) | 2013-07-31 | 2013-07-31 | Injection mold device with heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103407137A true CN103407137A (en) | 2013-11-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013103277276A Pending CN103407137A (en) | 2013-07-31 | 2013-07-31 | Injection mold device with heating device |
Country Status (1)
| Country | Link |
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| CN (1) | CN103407137A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109049518A (en) * | 2018-06-13 | 2018-12-21 | 瑞安市霹雳虎鞋业有限公司 | Sole injection mold and the sole for using the injection mould processing |
-
2013
- 2013-07-31 CN CN2013103277276A patent/CN103407137A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109049518A (en) * | 2018-06-13 | 2018-12-21 | 瑞安市霹雳虎鞋业有限公司 | Sole injection mold and the sole for using the injection mould processing |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20131127 |
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| WD01 | Invention patent application deemed withdrawn after publication |