CN220242316U - Plastic injection mold with high cooling molding efficiency - Google Patents
Plastic injection mold with high cooling molding efficiency Download PDFInfo
- Publication number
- CN220242316U CN220242316U CN202321991590.XU CN202321991590U CN220242316U CN 220242316 U CN220242316 U CN 220242316U CN 202321991590 U CN202321991590 U CN 202321991590U CN 220242316 U CN220242316 U CN 220242316U
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- Prior art keywords
- cooling
- plate
- heat conducting
- injection mold
- heat
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- 238000001816 cooling Methods 0.000 title claims abstract description 59
- 239000004033 plastic Substances 0.000 title claims abstract description 36
- 229920003023 plastic Polymers 0.000 title claims abstract description 36
- 238000002347 injection Methods 0.000 title claims abstract description 34
- 239000007924 injection Substances 0.000 title claims abstract description 34
- 238000000465 moulding Methods 0.000 title claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 238000007493 shaping process Methods 0.000 claims abstract description 3
- 239000000463 material Substances 0.000 claims description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 238000007711 solidification Methods 0.000 abstract description 2
- 230000008023 solidification Effects 0.000 abstract description 2
- 239000002826 coolant Substances 0.000 abstract 2
- 239000007788 liquid Substances 0.000 abstract 2
- 238000000034 method Methods 0.000 description 8
- 239000000110 cooling liquid Substances 0.000 description 7
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000001746 injection moulding Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses a plastic injection mold with high cooling molding efficiency, which comprises a lower mold plate, an upper mold plate, a cooling cavity, a heat conducting plate, heat conducting fins, a supporting plate and a bracket, wherein a lower mold cavity is arranged on the upper surface of the lower mold plate, the bottom wall of the lower mold cavity is fixedly embedded with the heat conducting plate, and the bottom end of the heat conducting plate is fixedly connected with a plurality of groups of heat conducting fins. This plastic injection mold that cooling shaping efficiency is high, through annotating cold pipe to the inside coolant liquid that pours into of cooling chamber, the plastics heat in the die cavity carries out quick conduction through heat-conducting plate and conducting strip, the coolant liquid of cooperation cooling chamber carries out quick cooling, in addition, between the L type clamp splice on the bottom plate card is gone into to the lower bolster, and start the motor, the motor drives the transmission shaft and rotates, the transmission shaft drives the layer board and rotates, drive the whole rotation of mould then, make the molten plastics in the die cavity be in the flow state, after the intensive cooling, close the motor, wait the plastics solidification in the die cavity, whole cooling efficiency is high.
Description
Technical Field
The utility model relates to the technical field of plastic injection molds, in particular to a plastic injection mold with high cooling molding efficiency.
Background
Injection molding, also known as injection molding, is a method of injection and molding. The injection molding method has the advantages of high production speed, high efficiency, automation in operation, multiple patterns, various shapes, large size, accurate product size, easy updating of the product, and capability of forming parts with complex shapes, and is suitable for the field of mass production, products with complex shapes and other molding processing. And stirring the completely melted plastic material by a screw at a certain temperature, injecting the plastic material into a die cavity by high pressure, and cooling and solidifying the plastic material to obtain a molded product. The method is suitable for mass production of parts with complex shapes, and is one of important processing methods.
The plastic injection mold needs to wait for the cooling and forming of the molten plastic in the mold cavity, the process needs a long time, in order to improve the cooling efficiency, the prior art mostly adopts a mode of installing a cold flow pipe in the mold, and the cooling liquid is injected into the cold flow pipe, so that the purpose of heat dissipation is achieved, the mode of arranging a cooling cavity in the mold is also used for rapidly cooling the molten plastic, but the heat conduction efficiency of the mode is low, the cooling surface is local, and the phenomenon of uneven cooling is easy to occur. Therefore, we propose a plastic injection mold with high cooling molding efficiency.
Disclosure of Invention
The utility model aims to provide a plastic injection mold with high cooling molding efficiency so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a plastic injection mold that cooling shaping efficiency is high, includes lower bolster, cope match-plate pattern and cooling chamber, still includes heat-conducting plate, conducting strip, layer board and support, the lower die cavity has been seted up to lower bolster upper surface, the fixed gomphosis of lower die cavity diapire has the heat-conducting plate, heat-conducting plate bottom fixedly connected with a plurality of groups conducting strip, the conducting strip lower extreme inserts the cooling intracavity, four sets of L type clamp splice of layer board upper end four corner position fixedly connected with, the clamp splice of lower bolster bottom is fixed in between four sets of L type clamp splice, layer board bottom fixed mounting has the transmission shaft, support bottom fixed mounting has the motor, the power take off end of motor is connected with the power input end of transmission shaft.
Preferably, an upper die cavity is formed in the lower surface of the upper die plate.
Preferably, a cooling cavity is arranged in the lower die plate, and one side of the cooling cavity is connected with a cold injection pipe in an intercommunication way.
Preferably, the cold injection pipe penetrates through the side part of the lower template, and a pipe plug is plugged at the pipe orifice of the cold injection pipe.
Preferably, the heat conducting plates and the heat conducting sheets are mutually perpendicular.
Preferably, the heat conducting fin is provided with a plurality of groups of through holes.
Preferably, the heat conducting plate and the heat conducting fin are made of aluminum materials.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the cooling liquid is injected into the cooling cavity through the cold injection pipe, the heat of the plastic in the mold cavity is rapidly conducted through the heat conducting plate and the heat conducting sheet, and the cooling liquid in the cooling cavity is matched for rapid cooling, in addition, the bottom of the lower mold plate is clamped between the L-shaped clamping blocks on the supporting plate, the motor is started, the motor drives the transmission shaft to rotate, the transmission shaft drives the supporting plate to rotate, and then the mold is driven to integrally rotate, so that the molten plastic in the mold cavity is in a flowing state, after the molten plastic is sufficiently cooled, the motor is closed, the plastic in the mold cavity is still solidified, and the integral cooling efficiency is high.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic diagram of a mold closing three-dimensional structure of the utility model;
FIG. 2 is a schematic overall sectional view of the present utility model;
FIG. 3 is a schematic view of the lower die plate and drive assembly of the present utility model;
FIG. 4 is a schematic diagram of the present utility model;
in the figure: 1. a lower template; 2. an upper template; 3. a cooling chamber; 4. a cold injection pipe; 5. an upper die cavity; 6. a lower die cavity; 7. a heat conductive plate; 8. a heat conductive sheet; 9. a through hole; 10. a pipe plug; 11. an L-shaped clamping block; 12. a supporting plate; 13. a bracket; 14. a motor; 15. and a transmission shaft.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
Examples
As shown in fig. 1-4, a plastic injection mold with high cooling molding efficiency comprises a lower mold plate 1, an upper mold plate 2, a cooling cavity 3, a heat conducting plate 7, heat conducting fins 8, a supporting plate 12 and a bracket 13, wherein a lower mold cavity 6 is arranged on the upper surface of the lower mold plate 1, the bottom wall of the lower mold cavity 6 is fixedly embedded with the heat conducting plate 7, a plurality of groups of heat conducting fins 8 are fixedly connected with the bottom end of the heat conducting plate 7, the lower end of the heat conducting fins 8 are inserted into the cooling cavity 3, four groups of L-shaped clamping blocks 11 are fixedly connected with four corners at the upper end of the supporting plate 12, the bottom of the lower mold plate 1 is clamped and fixed between the four groups of L-shaped clamping blocks 11, a transmission shaft 15 is fixedly arranged at the bottom end of the supporting plate 12, a motor 14 is fixedly arranged at the bottom end of the bracket 13, and the power output end of the motor 14 is connected with the power input end of the transmission shaft 15.
Wherein, the lower surface of the upper template 2 is provided with an upper die cavity 5; the upper mold cavity 5 and the lower mold cavity 6 together form a product injection mold cavity.
The cooling device comprises a lower die plate 1, a cooling cavity 3, a cold injection pipe 4, a pipe plug 10, a pipe opening of the cold injection pipe 4, a pipe opening of the lower die plate 1 and a pipe opening of the cold injection pipe 4, wherein the cooling cavity 3 is internally provided with the cooling cavity 3; the cooling liquid is injected into the cooling chamber 3 through the cooling injection pipe 4.
Wherein, the heat conducting plate 7 and the heat conducting fin 8 are mutually perpendicular, and the heat conducting fin 8 is provided with a plurality of groups of through holes 9; the through holes 9 facilitate the circulation of cooling liquid inside the cooling cavity 3.
Wherein, the heat conducting plate 7 and the heat conducting fin 8 are made of aluminum materials; the aluminum material has good heat conduction effect.
The utility model relates to a plastic injection mold with high cooling molding efficiency, wherein when in operation, an upper mold and a lower mold are combined through a guide post, and at a certain temperature, a plastic material which is completely melted through screw stirring is injected into a mold cavity by high pressure, and a molded product is obtained after cooling and solidification; in the cooling process of the molten plastic material in the mold cavity, the cooling liquid is injected into the cooling cavity 3 through the cold injection pipe 4, the heat of the plastic in the mold cavity is conducted rapidly through the heat conducting plate 7 and the heat conducting fin 8, the cooling liquid in the cooling cavity 3 is matched for rapid cooling, in addition, the bottom of the lower mold plate 1 is clamped between the L-shaped clamping blocks 11 on the supporting plate 12, the motor 14 is started, the motor 14 drives the transmission shaft 15 to rotate, the transmission shaft 15 drives the supporting plate 12 to rotate, and then the mold is driven to integrally rotate, so that the molten plastic in the mold cavity is in a flowing state, after being sufficiently cooled, the motor 14 is closed, the plastic in the mold cavity is still solidified, and the integral cooling efficiency is high.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a plastics injection mold that cooling shaping is efficient, includes lower bolster (1), cope match-plate pattern (2) and cooling chamber (3), its characterized in that: still include heat-conducting plate (7), conducting strip (8), layer board (12) and support (13), die cavity (6) have been seted up to lower bolster (1) upper surface, die cavity (6) diapire fixed gomphosis has heat-conducting plate (7) down, heat-conducting plate (7) bottom fixedly connected with a plurality of groups conducting strip (8), in cooling chamber (3) are inserted to conducting strip (8) lower extreme, four groups L type clamp splice (11) of layer board (12) upper end four-sided angular position fixedly connected with, between four groups L type clamp splice (11) are held in lower bolster (1) bottom clamp splice, layer board (12) bottom fixed mounting has transmission shaft (15), support (13) bottom fixed mounting has motor (14), the power take off end of motor (14) is connected with the power input end of transmission shaft (15).
2. The plastic injection mold with high cooling molding efficiency according to claim 1, wherein: an upper die cavity (5) is formed in the lower surface of the upper die plate (2).
3. The plastic injection mold with high cooling molding efficiency according to claim 1, wherein: the cooling device is characterized in that a cooling cavity (3) is arranged in the lower die plate (1), and one side of the cooling cavity (3) is connected with a cold injection pipe (4) in an intercommunication mode.
4. A plastic injection mold with high cooling molding efficiency according to claim 3, wherein: the cold injection pipe (4) penetrates through the side part of the lower die plate (1), and a pipe plug (10) is plugged at the pipe orifice position of the cold injection pipe (4).
5. The plastic injection mold with high cooling molding efficiency according to claim 1, wherein: the heat conducting plates (7) and the heat conducting fins (8) are mutually perpendicular.
6. The plastic injection mold with high cooling molding efficiency according to claim 5, wherein: the heat conducting fin (8) is provided with a plurality of groups of through holes (9).
7. The plastic injection mold with high cooling molding efficiency according to claim 5, wherein: the heat conducting plate (7) and the heat conducting fin (8) are made of aluminum materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321991590.XU CN220242316U (en) | 2023-07-27 | 2023-07-27 | Plastic injection mold with high cooling molding efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321991590.XU CN220242316U (en) | 2023-07-27 | 2023-07-27 | Plastic injection mold with high cooling molding efficiency |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220242316U true CN220242316U (en) | 2023-12-26 |
Family
ID=89263714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321991590.XU Active CN220242316U (en) | 2023-07-27 | 2023-07-27 | Plastic injection mold with high cooling molding efficiency |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220242316U (en) |
-
2023
- 2023-07-27 CN CN202321991590.XU patent/CN220242316U/en active Active
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