CN220146547U - Injection mold for molding plastic products - Google Patents
Injection mold for molding plastic products Download PDFInfo
- Publication number
- CN220146547U CN220146547U CN202321252128.8U CN202321252128U CN220146547U CN 220146547 U CN220146547 U CN 220146547U CN 202321252128 U CN202321252128 U CN 202321252128U CN 220146547 U CN220146547 U CN 220146547U
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- Prior art keywords
- fixedly connected
- corners
- die
- injection
- cooling
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- 239000004033 plastic Substances 0.000 title claims abstract description 42
- 229920003023 plastic Polymers 0.000 title claims abstract description 42
- 238000002347 injection Methods 0.000 title claims abstract description 32
- 239000007924 injection Substances 0.000 title claims abstract description 32
- 238000000465 moulding Methods 0.000 title claims abstract description 18
- 238000001816 cooling Methods 0.000 claims abstract description 46
- 238000001746 injection moulding Methods 0.000 claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 7
- 230000006835 compression Effects 0.000 claims abstract 2
- 238000007906 compression Methods 0.000 claims abstract 2
- 239000002991 molded plastic Substances 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 7
- 229920001971 elastomer Polymers 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000005060 rubber Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 229920003051 synthetic elastomer Polymers 0.000 description 2
- 239000005061 synthetic rubber Substances 0.000 description 2
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 238000006068 polycondensation reaction Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000010189 synthetic method Methods 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses an injection mold for molding plastic products, which comprises a lower mold, wherein an upper mold is arranged at the upper end of the lower mold, first connecting columns are fixedly connected to four corners of the upper end of the lower mold, clamping grooves are formed in the upper end of the lower mold, third connecting columns are fixedly connected to four corners of the inner side of the clamping grooves, clamping blocks are fixedly connected to the lower end of the upper mold, second connecting columns are fixedly connected to four corners of the lower end of the upper mold, fourth connecting columns are fixedly connected to four corners of the lower end of the clamping blocks, an injection molding groove is formed in the middle of the lower mold, a compression block is fixedly connected to the lower end of the upper mold, cooling grooves are formed in the lower side of the lower mold, cooling plates are fixedly connected to the bottom ends of the inner sides of the cooling grooves, and mold withdrawing mechanisms are fixedly connected to the left side and the right side of the lower sides of the clamping blocks. In the utility model, the cooling plate at the cooling groove at the lower side of the lower die cools the injection molding die, and the push plates at the two sides of the upper side of the profiling block are used for demoulding the molded plastic product.
Description
Technical Field
The utility model relates to the technical field of injection molds, in particular to an injection mold for molding plastic products.
Background
The plastic products are made of plastics, and the components and shape patterns of the polymer compounds, commonly known as plastics or resins, which are polymerized by polyaddition or polycondensation reaction can be freely changed. Plastic is used as main raw material, various plastic products or components are produced by using processing technologies such as injection, extrusion, hollow molding and the like, the plastic uses resin (or monomer is directly polymerized in the processing process) as main components, additives such as plasticizer, filler, lubricant, colorant and the like are used as auxiliary components, the plastic can flow to mold materials in the processing process, the rubber is divided into natural rubber and synthetic rubber, the synthetic rubber is produced by a synthetic method, and different types of rubber can be synthesized by adopting different raw materials.
In the existing production process for producing the molded plastic product, the heated rubber liquid is required to be subjected to injection molding, and the product is obtained through cooling molding, but in the process, the cooling speed is low due to the fact that the whole mold is relatively closed, so that the efficiency of obtaining the product is low, and in addition, the product is difficult to demould due to expansion caused by heat and contraction caused by cold after cooling.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides an injection mold for molding plastic products.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: an injection mold for shaping plastic products, includes the bed die, the bed die upper end is provided with the mould, the first spliced pole of bed die upper end four corners fixedly connected with, the bed die upper end is provided with the draw-in groove, the inboard four corners fixedly connected with third spliced pole of draw-in groove, go up mould lower extreme fixedly connected with fixture block, go up mould lower extreme four corners fixedly connected with second spliced pole, fixture block lower extreme four corners fixedly connected with fourth spliced pole, be provided with the injection mold groove in the middle of the bed die, go up mould lower extreme fixedly connected with die mould piece, the bed die downside is provided with the cooling tank, the inboard bottom fixedly connected with cooling plate of cooling tank, both sides fixedly connected with moves back mould mechanism about the fixture block downside, move back mould mechanism includes the push rod.
As a further description of the above technical solution:
the four corners of the upper end of the lower die are provided with first connecting holes, the inner sides of the first connecting holes are connected with the second connecting columns in a sliding manner, and the four corners of the lower end of the upper die are provided with second connecting holes, and the inner sides of the second connecting holes are connected with the first connecting columns in a sliding manner.
As a further description of the above technical solution:
third connecting holes are formed in four corners of the bottom end of the inner side of the clamping groove, the inner side of the third connecting holes is connected with the fourth connecting column in a sliding mode, fourth connecting holes are formed in four corners of the lower end of the clamping block, and the inner side of the fourth connecting holes is connected with the third connecting column in a sliding mode.
As a further description of the above technical solution:
the right side of the injection molding groove is provided with an injection molding hole, and the inner side of the injection molding hole is connected with an injection molding pipe in a sliding manner.
As a further description of the above technical solution:
the cooling tank is fixedly connected with cooling fans at the left end and the right end, and the cooling fans at the two ends are in axisymmetric structures.
As a further description of the above technical solution:
the push rod lower extreme fixedly connected with push pedal just the push pedal is located the profiling piece upside.
As a further description of the above technical solution:
the upper end of the lower die is fixedly connected with a gasket, and the lower end of the clamping block is fixedly connected with a buffer block.
As a further description of the above technical solution:
the inner side of the clamping groove is in sliding connection with the outer side of the clamping block, and the inner side of the injection molding groove is in sliding connection with the outer side of the profiling block.
The utility model has the following beneficial effects:
1. according to the utility model, the cooling plate is used for cooling the injection mold through the cooling groove at the lower side of the lower mold, and meanwhile, hot air is dispersed through the cooling fans at the two ends of the cooling groove, so that the cooling of plastic products is accelerated, the cooling time is shortened, and the production efficiency is improved.
2. According to the utility model, push rods on two sides of the upper side of the profiling block are stretched to drive the push plate fixedly connected with the lower end of the profiling block to move downwards, so that the push plate pushes the formed plastic product on the profiling block off the die, and the demoulding of the formed plastic product is facilitated.
Drawings
FIG. 1 is an overall view of an injection mold for molding plastic articles according to the present utility model;
FIG. 2 is a schematic view of a lower mold of an injection mold for molding plastic articles according to the present utility model;
fig. 3 is a schematic diagram of an upper mold of an injection mold for molding plastic products according to the present utility model.
Legend description:
1. a lower die; 11. a first connection post; 12. a first connection hole; 13. a gasket; 2. an upper die; 21. a second connection post; 22. a second connection hole; 3. a clamping groove; 31. a third connecting column; 32. a third connection hole; 4. a clamping block; 41. a fourth connecting column; 42. a fourth connection hole; 43. a buffer block; 5. an injection molding groove; 51. injection molding holes; 52. injection molding a tube; 6. profiling blocks; 7. a cooling tank; 71. a cooling plate; 72. a heat dissipation fan; 8. a die withdrawing mechanism; 81. a push rod; 82. a push plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-3, one embodiment provided by the present utility model is: the utility model provides an injection mold for shaping plastic goods, including bed die 1, bed die 1 upper end is provided with mould 2, bed die 1 upper end four corners fixedly connected with first spliced pole 11, bed die 1 upper end is provided with draw-in groove 3, draw-in groove 3 inboard four corners fixedly connected with third spliced pole 31, upper die 2 lower extreme fixedly connected with fixture block 4, upper die 2 lower extreme four corners fixedly connected with second spliced pole 21, fixture block 4 lower extreme four corners fixedly connected with fourth spliced pole 41, be provided with injection groove 5 in the middle of the bed die 1, inject plastic liquid into injection groove 5 through the injection pipe 52 of injection hole 51, upper die 2 lower extreme fixedly connected with profiled block 6, bed die 1 downside is provided with cooling tank 7, the inboard bottom fixedly connected with cooling plate 71 of cooling tank 7, make cooling plate 71 and radiator fan 72 work, the cooling plate 71 last cooling of cooling for the plastic goods of injection groove 5, make the cooling shrinkage card of plastic goods on profiled block 6, the plastics is fixed connection in both sides moves back mould mechanism 8 about the fixture block 4 downside, push rod mechanism 81 includes.
The four corners of the upper end of the lower die 1 are provided with first connecting holes 12, the inner sides of the first connecting holes 12 are in sliding connection with the second connecting columns 21, the four corners of the lower end of the upper die 2 are provided with second connecting holes 22, the inner sides of the second connecting holes 22 are in sliding connection with the first connecting columns 11, the four corners of the bottom end of the inner side of the clamping groove 3 are provided with third connecting holes 32, the inner sides of the third connecting holes 32 are in sliding connection with the fourth connecting columns 41, the four corners of the lower end of the clamping block 4 are provided with fourth connecting holes 42, the inner sides of the fourth connecting holes 42 are in sliding connection with the third connecting columns 31, the right side of the injection molding groove 5 is provided with injection molding holes 51, the inner sides of the injection molding holes 51 are in sliding connection with injection molding pipes 52, the left end and the right end of the cooling groove 7 are fixedly connected with cooling fans 72, the two ends of the cooling fans 72 are in axisymmetric structures, the lower end of the push rod 81 is fixedly connected with a push plate 82, the push plate 82 is positioned on the upper side of the profiling block 6, and the push rod 81 is positioned on the two sides of the profiling block 6. The push plate 82 which is fixedly connected with the lower end of the push plate is driven to act on the formed plastic product to press downwards by stretching, so that the plastic mould is demoulded, the washer 13 is fixedly connected with the upper end of the lower mould 1 of the formed plastic product, the tightness of the whole mould is improved, the buffer block 43 is fixedly connected with the lower end of the clamping block 4, the inner side of the clamping groove 3 is in sliding connection with the outer side of the clamping block 4, and the inner side of the injection groove 5 is in sliding connection with the outer side of the profiling block 6.
Working principle: the upper die 1 and the lower die 2 are connected together through the sliding connection among the first connecting column 11, the second connecting hole 22, the second connecting column 21, the first connecting hole 12, the third connecting column 31, the fourth connecting hole 42, the fourth connecting column 41, the third connecting hole 32, the clamping block 4, the clamping groove 3, the injection molding groove 5 and the profiling block 6, plastic liquid is injected into the injection molding groove 5 through the injection molding pipe 52 of the injection molding hole 51, the cooling plate 71 and the cooling fan 72 work, most heat is dissipated by the cooling fan 72, meanwhile, the cooling plate 71 continuously cools the injection molding groove 5 to accelerate the cooling of the plastic product, the plastic product is cooled and contracted and clamped on the profiling block 6, the upper die 2 is pulled out upwards after the cooling is completed, and push rods 81 on two sides of the upper side of the profiling block 6 are enabled. The push plate 82 which is fixedly connected with the lower end of the push plate is driven to act on the formed plastic product to press downwards by the stretching movement, so that the plastic mould is demoulded, and the formed plastic product is obtained.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (8)
1. Injection mold for molding plastic articles, comprising a lower mold (1), characterized in that: the novel plastic injection molding die comprises a lower die (1), wherein an upper die (2) is arranged at the upper end of the lower die (1), first connecting columns (11) are fixedly connected to four corners of the upper end of the lower die (1), clamping grooves (3) are formed in the upper end of the lower die (1), third connecting columns (31) are fixedly connected to four corners of the inner side of the clamping grooves (3), clamping blocks (4) are fixedly connected to the lower end of the upper die (2), second connecting columns (21) are fixedly connected to four corners of the lower end of the upper die (2), fourth connecting columns (41) are fixedly connected to four corners of the lower end of the clamping blocks (4), an injection molding groove (5) is formed in the middle of the lower die (1), compression blocks (6) are fixedly connected to the lower end of the upper die (2), cooling grooves (7) are formed in the lower side of the lower die, cooling plates (71) are fixedly connected to the inner bottom ends of the cooling grooves (7), and die withdrawing mechanisms (8) are fixedly connected to the left side and the right side of the lower side of the clamping blocks (4), and the lower side of the clamping blocks (8) comprises push rods (81).
2. An injection mold for molding plastic articles according to claim 1, wherein: the upper end four corners of the lower die (1) are provided with first connecting holes (12) and are connected with second connecting columns (21) in a sliding mode, and the lower end four corners of the upper die (2) are provided with second connecting holes (22) and are connected with the first connecting columns (11) in a sliding mode.
3. An injection mold for molding plastic articles according to claim 1, wherein: third connecting holes (32) are formed in four corners of the bottom end of the inner side of the clamping groove (3), the inner side of the third connecting holes (32) is connected with a fourth connecting column (41) in a sliding mode, fourth connecting holes (42) are formed in four corners of the lower end of the clamping block (4), and the inner side of the fourth connecting holes (42) is connected with the third connecting column (31) in a sliding mode.
4. An injection mold for molding plastic articles according to claim 1, wherein: injection holes (51) are formed in the right side of the injection groove (5), and injection pipes (52) are connected to the inner sides of the injection holes (51) in a sliding mode.
5. An injection mold for molding plastic articles according to claim 1, wherein: the left end and the right end of the cooling groove (7) are fixedly connected with cooling fans (72), and the cooling fans (72) at the two ends are in axisymmetric structures.
6. An injection mold for molding plastic articles according to claim 1, wherein: the push rod (81) is fixedly connected with a push plate (82) at the lower end, and the push plate (82) is positioned on the upper side of the profiling block (6).
7. An injection mold for molding plastic articles according to claim 1, wherein: the upper end of the lower die (1) is fixedly connected with a gasket (13), and the lower end of the clamping block (4) is fixedly connected with a buffer block (43).
8. An injection mold for molding plastic articles according to claim 1, wherein: the inner side of the clamping groove (3) is in sliding connection with the outer side of the clamping block (4), and the inner side of the injection molding groove (5) is in sliding connection with the outer side of the profiling block (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321252128.8U CN220146547U (en) | 2023-05-23 | 2023-05-23 | Injection mold for molding plastic products |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321252128.8U CN220146547U (en) | 2023-05-23 | 2023-05-23 | Injection mold for molding plastic products |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220146547U true CN220146547U (en) | 2023-12-08 |
Family
ID=89020176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321252128.8U Active CN220146547U (en) | 2023-05-23 | 2023-05-23 | Injection mold for molding plastic products |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220146547U (en) |
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2023
- 2023-05-23 CN CN202321252128.8U patent/CN220146547U/en active Active
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